octave-nkf: libinterp/interp-core/gl2ps.c annotate

annotate libinterp/interp-core/gl2ps.c @ 16659:608e307b4914 ss-3-7-5

snapshot 3.7.5 * configure.ac (OCTAVE_VERSION): Bump to 3.7.5.

author	John W. Eaton <jwe@octave.org>
date	Tue, 14 May 2013 05:23:45 -0400
parents	2fc554ffbc28
children

rev	line source
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1 /*
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2 * GL2PS, an OpenGL to PostScript Printing Library
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	3 * Copyright (C) 1999-2011 C. Geuzaine
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5 * This program is free software; you can redistribute it and/or
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6 * modify it under the terms of either:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	7 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	8 * a) the GNU Library General Public License as published by the Free
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	9 * Software Foundation, either version 2 of the License, or (at your
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	10 * option) any later version; or
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	11 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	12 * b) the GL2PS License as published by Christophe Geuzaine, either
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	13 * version 2 of the License, or (at your option) any later version.
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	14 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	15 * This program is distributed in the hope that it will be useful, but
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	16 * WITHOUT ANY WARRANTY; without even the implied warranty of
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See either
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	18 * the GNU Library General Public License or the GL2PS License for
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	19 * more details.
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	20 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	21 * You should have received a copy of the GNU Library General Public
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	22 * License along with this library in the file named "COPYING.LGPL";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	23 * if not, write to the Free Software Foundation, Inc., 675 Mass Ave,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	24 * Cambridge, MA 02139, USA.
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	25 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	26 * You should have received a copy of the GL2PS License with this
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	27 * library in the file named "COPYING.GL2PS"; if not, I will be glad
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	28 * to provide one.
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	29 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	30 * For the latest info about gl2ps and a full list of contributors,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	31 * see http://www.geuz.org/gl2ps/.
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	32 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	33 * Please report all bugs and problems to <gl2ps@geuz.org>.
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	34 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	35
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	36 #include "gl2ps.h"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	37
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	38 #include <math.h>
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	39 #include <string.h>
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	40 #include <sys/types.h>
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	41 #include <stdarg.h>
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	42 #include <time.h>
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	43 #include <float.h>
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	44
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	45 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	46 #include <zlib.h>
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	47 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	48
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	49 #if defined(GL2PS_HAVE_LIBPNG)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	50 #include <png.h>
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	51 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	52
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	53 /*********************************************************************
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	54 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	55 * Private definitions, data structures and prototypes
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	56 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	57 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	58
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	59 /* Magic numbers (assuming that the order of magnitude of window
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	60 coordinates is 10^3) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	61
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	62 #define GL2PS_EPSILON 5.0e-3F
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	63 #define GL2PS_ZSCALE 1000.0F
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	64 #define GL2PS_ZOFFSET 5.0e-2F
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	65 #define GL2PS_ZOFFSET_LARGE 20.0F
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	66 #define GL2PS_ZERO(arg) (fabs(arg) < 1.e-20)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	67
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	68 /* Primitive types */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	69
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	70 #define GL2PS_NO_TYPE -1
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	71 #define GL2PS_TEXT 1
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	72 #define GL2PS_POINT 2
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	73 #define GL2PS_LINE 3
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	74 #define GL2PS_QUADRANGLE 4
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	75 #define GL2PS_TRIANGLE 5
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	76 #define GL2PS_PIXMAP 6
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	77 #define GL2PS_IMAGEMAP 7
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	78 #define GL2PS_IMAGEMAP_WRITTEN 8
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	79 #define GL2PS_IMAGEMAP_VISIBLE 9
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	80 #define GL2PS_SPECIAL 10
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	81
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	82 /* BSP tree primitive comparison */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	83
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	84 #define GL2PS_COINCIDENT 1
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	85 #define GL2PS_IN_FRONT_OF 2
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	86 #define GL2PS_IN_BACK_OF 3
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	87 #define GL2PS_SPANNING 4
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	88
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	89 /* 2D BSP tree primitive comparison */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	90
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	91 #define GL2PS_POINT_COINCIDENT 0
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	92 #define GL2PS_POINT_INFRONT 1
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	93 #define GL2PS_POINT_BACK 2
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	94
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	95 /* Internal feedback buffer pass-through tokens */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	96
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	97 #define GL2PS_BEGIN_OFFSET_TOKEN 1
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	98 #define GL2PS_END_OFFSET_TOKEN 2
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	99 #define GL2PS_BEGIN_BOUNDARY_TOKEN 3
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	100 #define GL2PS_END_BOUNDARY_TOKEN 4
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	101 #define GL2PS_BEGIN_STIPPLE_TOKEN 5
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	102 #define GL2PS_END_STIPPLE_TOKEN 6
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	103 #define GL2PS_POINT_SIZE_TOKEN 7
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	104 #define GL2PS_LINE_WIDTH_TOKEN 8
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	105 #define GL2PS_BEGIN_BLEND_TOKEN 9
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	106 #define GL2PS_END_BLEND_TOKEN 10
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	107 #define GL2PS_SRC_BLEND_TOKEN 11
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	108 #define GL2PS_DST_BLEND_TOKEN 12
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	109 #define GL2PS_IMAGEMAP_TOKEN 13
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	110 #define GL2PS_DRAW_PIXELS_TOKEN 14
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	111 #define GL2PS_TEXT_TOKEN 15
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	112
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	113 typedef enum {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	114 T_UNDEFINED = -1,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	115 T_CONST_COLOR = 1,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	116 T_VAR_COLOR = 1<<1,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	117 T_ALPHA_1 = 1<<2,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	118 T_ALPHA_LESS_1 = 1<<3,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	119 T_VAR_ALPHA = 1<<4
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	120 } GL2PS_TRIANGLE_PROPERTY;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	121
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	122 typedef GLfloat GL2PSxyz[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	123 typedef GLfloat GL2PSplane[4];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	124
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	125 typedef struct _GL2PSbsptree2d GL2PSbsptree2d;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	126
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	127 struct _GL2PSbsptree2d {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	128 GL2PSplane plane;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	129 GL2PSbsptree2d front, back;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	130 };
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	131
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	132 typedef struct {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	133 GLint nmax, size, incr, n;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	134 char *array;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	135 } GL2PSlist;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	136
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	137 typedef struct _GL2PSbsptree GL2PSbsptree;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	138
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	139 struct _GL2PSbsptree {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	140 GL2PSplane plane;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	141 GL2PSlist *primitives;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	142 GL2PSbsptree front, back;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	143 };
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	144
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	145 typedef struct {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	146 GL2PSxyz xyz;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	147 GL2PSrgba rgba;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	148 } GL2PSvertex;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	149
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	150 typedef struct {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	151 GL2PSvertex vertex[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	152 int prop;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	153 } GL2PStriangle;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	154
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	155 typedef struct {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	156 GLshort fontsize;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	157 char str, fontname;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	158 /* Note: for a 'special' string, 'alignment' holds the format
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	159 (PostScript, PDF, etc.) of the special string */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	160 GLint alignment;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	161 GLfloat angle;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	162 } GL2PSstring;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	163
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	164 typedef struct {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	165 GLsizei width, height;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	166 /* Note: for an imagemap, 'type' indicates if it has already been
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	167 written to the file or not, and 'format' indicates if it is
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	168 visible or not */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	169 GLenum format, type;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	170 GLfloat zoom_x, zoom_y;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	171 GLfloat *pixels;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	172 } GL2PSimage;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	173
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	174 typedef struct _GL2PSimagemap GL2PSimagemap;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	175
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	176 struct _GL2PSimagemap {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	177 GL2PSimage *image;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	178 GL2PSimagemap *next;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	179 };
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	180
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	181 typedef struct {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	182 GLshort type, numverts;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	183 GLushort pattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	184 char boundary, offset, culled;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	185 GLint factor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	186 GLfloat width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	187 GL2PSvertex *verts;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	188 union {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	189 GL2PSstring *text;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	190 GL2PSimage *image;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	191 } data;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	192 } GL2PSprimitive;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	193
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	194 typedef struct {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	195 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	196 Bytef dest, src, *start;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	197 uLongf destLen, srcLen;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	198 #else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	199 int dummy;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	200 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	201 } GL2PScompress;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	202
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	203 typedef struct{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	204 GL2PSlist* ptrlist;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	205 int gsno, fontno, imno, shno, maskshno, trgroupno;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	206 int gsobjno, fontobjno, imobjno, shobjno, maskshobjno, trgroupobjno;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	207 } GL2PSpdfgroup;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	208
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	209 typedef struct {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	210 /* General */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	211 GLint format, sort, options, colorsize, colormode, buffersize;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	212 char title, producer, *filename;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	213 GLboolean boundary, blending;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	214 GLfloat *feedback, offset[2], lastlinewidth;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	215 GLint viewport[4], blendfunc[2], lastfactor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	216 GL2PSrgba *colormap, lastrgba, threshold, bgcolor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	217 GLushort lastpattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	218 GL2PSvertex lastvertex;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	219 GL2PSlist primitives, auxprimitives;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	220 FILE *stream;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	221 GL2PScompress *compress;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	222 GLboolean header;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	223
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	224 /* BSP-specific */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	225 GLint maxbestroot;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	226
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	227 /* Occlusion culling-specific */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	228 GLboolean zerosurfacearea;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	229 GL2PSbsptree2d *imagetree;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	230 GL2PSprimitive *primitivetoadd;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	231
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	232 /* PDF-specific */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	233 int streamlength;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	234 GL2PSlist pdfprimlist, pdfgrouplist;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	235 int *xreflist;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	236 int objects_stack; /* available objects */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	237 int extgs_stack; /* graphics state object number */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	238 int font_stack; /* font object number */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	239 int im_stack; /* image object number */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	240 int trgroupobjects_stack; /* xobject numbers */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	241 int shader_stack; /* shader object numbers */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	242 int mshader_stack; /* mask shader object numbers */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	243
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	244 /* for image map list */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	245 GL2PSimagemap *imagemap_head;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	246 GL2PSimagemap *imagemap_tail;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	247 } GL2PScontext;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	248
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	249 typedef struct {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	250 void (*printHeader)(void);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	251 void (*printFooter)(void);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	252 void (*beginViewport)(GLint viewport[4]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	253 GLint (*endViewport)(void);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	254 void (printPrimitive)(void data);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	255 void (*printFinalPrimitive)(void);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	256 const char *file_extension;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	257 const char *description;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	258 } GL2PSbackend;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	259
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	260 /* The gl2ps context. gl2ps is not thread safe (we should create a
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	261 local GL2PScontext during gl2psBeginPage) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	262
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	263 static GL2PScontext *gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	264
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	265 /* Need to forward-declare this one */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	266
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	267 static GLint gl2psPrintPrimitives(void);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	268
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	269 /*********************************************************************
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	270 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	271 * Utility routines
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	272 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	273 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	274
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	275 static void gl2psMsg(GLint level, const char *fmt, ...)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	276 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	277 va_list args;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	278
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	279 if(!(gl2ps->options & GL2PS_SILENT)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	280 switch(level){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	281 case GL2PS_INFO : fprintf(stderr, "GL2PS info: "); break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	282 case GL2PS_WARNING : fprintf(stderr, "GL2PS warning: "); break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	283 case GL2PS_ERROR : fprintf(stderr, "GL2PS error: "); break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	284 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	285 va_start(args, fmt);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	286 vfprintf(stderr, fmt, args);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	287 va_end(args);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	288 fprintf(stderr, "\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	289 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	290 /* if(level == GL2PS_ERROR) exit(1); */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	291 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	292
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	293 static void *gl2psMalloc(size_t size)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	294 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	295 void *ptr;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	296
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	297 if(!size) return NULL;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	298 ptr = malloc(size);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	299 if(!ptr){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	300 gl2psMsg(GL2PS_ERROR, "Couldn't allocate requested memory");
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	301 return NULL;
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	302 }
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	303 return ptr;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	304 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	305
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	306 static void gl2psRealloc(void ptr, size_t size)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	307 {
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	308 void *orig = ptr;
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	309 if(!size) return NULL;
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	310 ptr = realloc(orig, size);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	311 if(!ptr){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	312 gl2psMsg(GL2PS_ERROR, "Couldn't reallocate requested memory");
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	313 free(orig);
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	314 return NULL;
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	315 }
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	316 return ptr;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	317 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	318
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	319 static void gl2psFree(void *ptr)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	320 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	321 if(!ptr) return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	322 free(ptr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	323 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	324
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	325 static int gl2psWriteBigEndian(unsigned long data, int bytes)
54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	326 {
54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	327 int i;
54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	328 int size = sizeof(unsigned long);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	329 for(i = 1; i <= bytes; ++i){
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	330 fputc(0xff & (data >> (size - i) * 8), gl2ps->stream);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	331 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	332 return bytes;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	333 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	334
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	335 /* zlib compression helper routines */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	336
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	337 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	338
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	339 static void gl2psSetupCompress(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	340 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	341 gl2ps->compress = (GL2PScompress*)gl2psMalloc(sizeof(GL2PScompress));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	342 gl2ps->compress->src = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	343 gl2ps->compress->start = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	344 gl2ps->compress->dest = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	345 gl2ps->compress->srcLen = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	346 gl2ps->compress->destLen = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	347 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	348
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	349 static void gl2psFreeCompress(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	350 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	351 if(!gl2ps->compress)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	352 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	353 gl2psFree(gl2ps->compress->start);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	354 gl2psFree(gl2ps->compress->dest);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	355 gl2ps->compress->src = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	356 gl2ps->compress->start = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	357 gl2ps->compress->dest = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	358 gl2ps->compress->srcLen = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	359 gl2ps->compress->destLen = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	360 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	361
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	362 static int gl2psAllocCompress(unsigned int srcsize)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	363 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	364 gl2psFreeCompress();
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	365
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	366 if(!gl2ps->compress \|\| !srcsize)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	367 return GL2PS_ERROR;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	368
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	369 gl2ps->compress->srcLen = srcsize;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	370 gl2ps->compress->destLen = (int)ceil(1.001 * gl2ps->compress->srcLen + 12);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	371 gl2ps->compress->src = (Bytef*)gl2psMalloc(gl2ps->compress->srcLen);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	372 gl2ps->compress->start = gl2ps->compress->src;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	373 gl2ps->compress->dest = (Bytef*)gl2psMalloc(gl2ps->compress->destLen);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	374
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	375 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	376 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	377
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	378 static void *gl2psReallocCompress(unsigned int srcsize)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	379 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	380 if(!gl2ps->compress \|\| !srcsize)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	381 return NULL;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	382
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	383 if(srcsize < gl2ps->compress->srcLen)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	384 return gl2ps->compress->start;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	385
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	386 gl2ps->compress->srcLen = srcsize;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	387 gl2ps->compress->destLen = (int)ceil(1.001 * gl2ps->compress->srcLen + 12);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	388 gl2ps->compress->src = (Bytef*)gl2psRealloc(gl2ps->compress->src,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	389 gl2ps->compress->srcLen);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	390 gl2ps->compress->start = gl2ps->compress->src;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	391 gl2ps->compress->dest = (Bytef*)gl2psRealloc(gl2ps->compress->dest,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	392 gl2ps->compress->destLen);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	393
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	394 return gl2ps->compress->start;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	395 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	396
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	397 static int gl2psWriteBigEndianCompress(unsigned long data, int bytes)
54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	398 {
54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	399 int i;
54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	400 int size = sizeof(unsigned long);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	401 for(i = 1; i <= bytes; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	402 gl2ps->compress->src = (Bytef)(0xff & (data >> (size-i) 8));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	403 ++gl2ps->compress->src;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	404 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	405 return bytes;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	406 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	407
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	408 static int gl2psDeflate(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	409 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	410 /* For compatibility with older zlib versions, we use compress(...)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	411 instead of compress2(..., Z_BEST_COMPRESSION) */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	412 return compress(gl2ps->compress->dest, &gl2ps->compress->destLen,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	413 gl2ps->compress->start, gl2ps->compress->srcLen);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	414 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	415
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	416 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	417
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	418 static int gl2psPrintf(const char* fmt, ...)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	419 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	420 int ret;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	421 va_list args;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	422
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	423 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	424 unsigned int oldsize = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	425 static char buf[1000];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	426 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	427 va_start(args, fmt);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	428 ret = vsprintf(buf, fmt, args);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	429 va_end(args);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	430 oldsize = gl2ps->compress->srcLen;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	431 gl2ps->compress->start = (Bytef*)gl2psReallocCompress(oldsize + ret);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	432 memcpy(gl2ps->compress->start+oldsize, buf, ret);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	433 ret = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	434 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	435 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	436 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	437 va_start(args, fmt);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	438 ret = vfprintf(gl2ps->stream, fmt, args);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	439 va_end(args);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	440 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	441 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	442 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	443 return ret;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	444 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	445
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	446 static void gl2psPrintGzipHeader(void)
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	447 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	448 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	449 char tmp[10] = {'\x1f', '\x8b', /* magic numbers: 0x1f, 0x8b */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	450 8, /* compression method: Z_DEFLATED */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	451 0, /* flags */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	452 0, 0, 0, 0, /* time */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	453 2, /* extra flags: max compression */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	454 '\x03'}; /* OS code: 0x03 (Unix) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	455
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	456 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	457 gl2psSetupCompress();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	458 /* add the gzip file header */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	459 fwrite(tmp, 10, 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	460 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	461 #endif
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	462 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	463
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	464 static void gl2psPrintGzipFooter(void)
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	465 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	466 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	467 int n;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	468 uLong crc, len;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	469 char tmp[8];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	470
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	471 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	472 if(Z_OK != gl2psDeflate()){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	473 gl2psMsg(GL2PS_ERROR, "Zlib deflate error");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	474 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	475 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	476 /* determine the length of the header in the zlib stream */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	477 n = 2; /* CMF+FLG */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	478 if(gl2ps->compress->dest[1] & (1<<5)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	479 n += 4; /* DICTID */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	480 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	481 /* write the data, without the zlib header and footer */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	482 fwrite(gl2ps->compress->dest+n, gl2ps->compress->destLen-(n+4),
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	483 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	484 /* add the gzip file footer */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	485 crc = crc32(0L, gl2ps->compress->start, gl2ps->compress->srcLen);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	486 for(n = 0; n < 4; ++n){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	487 tmp[n] = (char)(crc & 0xff);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	488 crc >>= 8;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	489 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	490 len = gl2ps->compress->srcLen;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	491 for(n = 4; n < 8; ++n){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	492 tmp[n] = (char)(len & 0xff);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	493 len >>= 8;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	494 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	495 fwrite(tmp, 8, 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	496 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	497 gl2psFreeCompress();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	498 gl2psFree(gl2ps->compress);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	499 gl2ps->compress = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	500 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	501 #endif
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	502 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	503
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	504 /* The list handling routines */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	505
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	506 static void gl2psListRealloc(GL2PSlist *list, GLint n)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	507 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	508 if(!list){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	509 gl2psMsg(GL2PS_ERROR, "Cannot reallocate NULL list");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	510 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	511 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	512 if(n <= 0) return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	513 if(!list->array){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	514 list->nmax = n;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	515 list->array = (char)gl2psMalloc(list->nmax list->size);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	516 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	517 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	518 if(n > list->nmax){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	519 list->nmax = ((n - 1) / list->incr + 1) * list->incr;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	520 list->array = (char*)gl2psRealloc(list->array,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	521 list->nmax * list->size);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	522 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	523 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	524 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	525
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	526 static GL2PSlist *gl2psListCreate(GLint n, GLint incr, GLint size)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	527 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	528 GL2PSlist *list;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	529
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	530 if(n < 0) n = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	531 if(incr <= 0) incr = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	532 list = (GL2PSlist*)gl2psMalloc(sizeof(GL2PSlist));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	533 list->nmax = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	534 list->incr = incr;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	535 list->size = size;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	536 list->n = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	537 list->array = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	538 gl2psListRealloc(list, n);
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	539 return list;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	540 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	541
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	542 static void gl2psListReset(GL2PSlist *list)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	543 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	544 if(!list) return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	545 list->n = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	546 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	547
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	548 static void gl2psListDelete(GL2PSlist *list)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	549 {
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	550 if(!list) return;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	551 gl2psFree(list->array);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	552 gl2psFree(list);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	553 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	554
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	555 static void gl2psListAdd(GL2PSlist list, void data)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	556 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	557 if(!list){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	558 gl2psMsg(GL2PS_ERROR, "Cannot add into unallocated list");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	559 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	560 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	561 list->n++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	562 gl2psListRealloc(list, list->n);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	563 memcpy(&list->array[(list->n - 1) * list->size], data, list->size);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	564 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	565
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	566 static int gl2psListNbr(GL2PSlist *list)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	567 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	568 if(!list)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	569 return 0;
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	570 return list->n;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	571 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	572
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	573 static void gl2psListPointer(GL2PSlist list, GLint index)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	574 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	575 if(!list){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	576 gl2psMsg(GL2PS_ERROR, "Cannot point into unallocated list");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	577 return NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	578 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	579 if((index < 0) \|\| (index >= list->n)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	580 gl2psMsg(GL2PS_ERROR, "Wrong list index in gl2psListPointer");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	581 return NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	582 }
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	583 return &list->array[index * list->size];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	584 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	585
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	586 static void gl2psListSort(GL2PSlist *list,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	587 int (fcmp)(const void a, const void *b))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	588 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	589 if(!list)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	590 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	591 qsort(list->array, list->n, list->size, fcmp);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	592 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	593
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	594 static void gl2psListAction(GL2PSlist list, void (action)(void *data))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	595 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	596 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	597
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	598 for(i = 0; i < gl2psListNbr(list); i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	599 (*action)(gl2psListPointer(list, i));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	600 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	601 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	602
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	603 static void gl2psListActionInverse(GL2PSlist list, void (action)(void *data))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	604 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	605 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	606
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	607 for(i = gl2psListNbr(list); i > 0; i--){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	608 (*action)(gl2psListPointer(list, i-1));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	609 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	610 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	611
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	612 #if defined(GL2PS_HAVE_LIBPNG)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	613
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	614 static void gl2psListRead(GL2PSlist list, int index, void data)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	615 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	616 if((index < 0) \|\| (index >= list->n))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	617 gl2psMsg(GL2PS_ERROR, "Wrong list index in gl2psListRead");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	618 memcpy(data, &list->array[index * list->size], list->size);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	619 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	620
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	621 static void gl2psEncodeBase64Block(unsigned char in[3], unsigned char out[4], int len)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	622 {
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	623 static const char cb64[] =
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	624 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	625
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	626 out[0] = cb64[ in[0] >> 2 ];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	627 out[1] = cb64[ ((in[0] & 0x03) << 4) \| ((in[1] & 0xf0) >> 4) ];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	628 out[2] = (len > 1) ? cb64[ ((in[1] & 0x0f) << 2) \| ((in[2] & 0xc0) >> 6) ] : '=';
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	629 out[3] = (len > 2) ? cb64[ in[2] & 0x3f ] : '=';
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	630 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	631
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	632 static void gl2psListEncodeBase64(GL2PSlist *list)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	633 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	634 unsigned char *buffer, in[3], out[4];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	635 int i, n, index, len;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	636
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	637 n = list->n * list->size;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	638 buffer = (unsigned char)gl2psMalloc(n sizeof(unsigned char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	639 memcpy(buffer, list->array, n * sizeof(unsigned char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	640 gl2psListReset(list);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	641
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	642 index = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	643 while(index < n) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	644 len = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	645 for(i = 0; i < 3; i++) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	646 if(index < n){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	647 in[i] = buffer[index];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	648 len++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	649 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	650 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	651 in[i] = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	652 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	653 index++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	654 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	655 if(len) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	656 gl2psEncodeBase64Block(in, out, len);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	657 for(i = 0; i < 4; i++)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	658 gl2psListAdd(list, &out[i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	659 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	660 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	661 gl2psFree(buffer);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	662 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	663
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	664 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	665
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	666 /* Helpers for rgba colors */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	667
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	668 static GLboolean gl2psSameColor(GL2PSrgba rgba1, GL2PSrgba rgba2)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	669 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	670 if(!GL2PS_ZERO(rgba1[0] - rgba2[0]) \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	671 !GL2PS_ZERO(rgba1[1] - rgba2[1]) \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	672 !GL2PS_ZERO(rgba1[2] - rgba2[2]))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	673 return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	674 return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	675 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	676
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	677 static GLboolean gl2psVertsSameColor(const GL2PSprimitive *prim)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	678 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	679 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	680
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	681 for(i = 1; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	682 if(!gl2psSameColor(prim->verts[0].rgba, prim->verts[i].rgba)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	683 return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	684 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	685 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	686 return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	687 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	688
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	689 static GLboolean gl2psSameColorThreshold(int n, GL2PSrgba rgba[],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	690 GL2PSrgba threshold)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	691 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	692 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	693
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	694 if(n < 2) return GL_TRUE;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	695
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	696 for(i = 1; i < n; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	697 if(fabs(rgba[0][0] - rgba[i][0]) > threshold[0] \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	698 fabs(rgba[0][1] - rgba[i][1]) > threshold[1] \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	699 fabs(rgba[0][2] - rgba[i][2]) > threshold[2])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	700 return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	701 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	702
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	703 return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	704 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	705
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	706 static void gl2psSetLastColor(GL2PSrgba rgba)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	707 {
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	708 int i;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	709 for(i = 0; i < 3; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	710 gl2ps->lastrgba[i] = rgba[i];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	711 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	712 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	713
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	714 static GLfloat gl2psGetRGB(GL2PSimage *im, GLuint x, GLuint y,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	715 GLfloat red, GLfloat green, GLfloat *blue)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	716 {
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	717
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	718 GLsizei width = im->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	719 GLsizei height = im->height;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	720 GLfloat *pixels = im->pixels;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	721 GLfloat *pimag;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	722
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	723 /* OpenGL image is from down to up, PS image is up to down */
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	724 switch(im->format){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	725 case GL_RGBA:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	726 pimag = pixels + 4 * (width * (height - 1 - y) + x);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	727 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	728 case GL_RGB:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	729 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	730 pimag = pixels + 3 * (width * (height - 1 - y) + x);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	731 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	732 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	733 red = pimag; pimag++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	734 green = pimag; pimag++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	735 blue = pimag; pimag++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	736
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	737 return (im->format == GL_RGBA) ? *pimag : 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	738 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	739
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	740 /* Helper routines for pixmaps */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	741
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	742 static GL2PSimage gl2psCopyPixmap(GL2PSimage im)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	743 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	744 int size;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	745 GL2PSimage image = (GL2PSimage)gl2psMalloc(sizeof(GL2PSimage));
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	746
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	747 image->width = im->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	748 image->height = im->height;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	749 image->format = im->format;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	750 image->type = im->type;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	751 image->zoom_x = im->zoom_x;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	752 image->zoom_y = im->zoom_y;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	753
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	754 switch(image->format){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	755 case GL_RGBA:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	756 size = image->height * image->width * 4 * sizeof(GLfloat);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	757 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	758 case GL_RGB:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	759 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	760 size = image->height * image->width * 3 * sizeof(GLfloat);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	761 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	762 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	763
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	764 image->pixels = (GLfloat*)gl2psMalloc(size);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	765 memcpy(image->pixels, im->pixels, size);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	766
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	767 return image;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	768 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	769
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	770 static void gl2psFreePixmap(GL2PSimage *im)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	771 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	772 if(!im)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	773 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	774 gl2psFree(im->pixels);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	775 gl2psFree(im);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	776 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	777
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	778 #if defined(GL2PS_HAVE_LIBPNG)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	779
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	780 #if !defined(png_jmpbuf)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	781 # define png_jmpbuf(png_ptr) ((png_ptr)->jmpbuf)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	782 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	783
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	784 static void gl2psUserWritePNG(png_structp png_ptr, png_bytep data, png_size_t length)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	785 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	786 unsigned int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	787 GL2PSlist png = (GL2PSlist)png_get_io_ptr(png_ptr);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	788 for(i = 0; i < length; i++)
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	789 gl2psListAdd(png, &data[i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	790 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	791
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	792 static void gl2psUserFlushPNG(png_structp png_ptr)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	793 {
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	794 (void) png_ptr; /* not used */
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	795 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	796
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	797 static void gl2psConvertPixmapToPNG(GL2PSimage pixmap, GL2PSlist png)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	798 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	799 png_structp png_ptr;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	800 png_infop info_ptr;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	801 unsigned char *row_data;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	802 GLfloat dr, dg, db;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	803 int row, col;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	804
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	805 if(!(png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL)))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	806 return;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	807
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	808 if(!(info_ptr = png_create_info_struct(png_ptr))){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	809 png_destroy_write_struct(&png_ptr, NULL);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	810 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	811 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	812
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	813 if(setjmp(png_jmpbuf(png_ptr))) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	814 png_destroy_write_struct(&png_ptr, &info_ptr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	815 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	816 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	817
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	818 png_set_write_fn(png_ptr, (void *)png, gl2psUserWritePNG, gl2psUserFlushPNG);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	819 png_set_compression_level(png_ptr, Z_DEFAULT_COMPRESSION);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	820 png_set_IHDR(png_ptr, info_ptr, pixmap->width, pixmap->height, 8,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	821 PNG_COLOR_TYPE_RGB, PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_BASE,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	822 PNG_FILTER_TYPE_BASE);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	823 png_write_info(png_ptr, info_ptr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	824
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	825 row_data = (unsigned char)gl2psMalloc(3 pixmap->width * sizeof(unsigned char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	826 for(row = 0; row < pixmap->height; row++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	827 for(col = 0; col < pixmap->width; col++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	828 gl2psGetRGB(pixmap, col, row, &dr, &dg, &db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	829 row_data[3col] = (unsigned char)(255. dr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	830 row_data[3col+1] = (unsigned char)(255. dg);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	831 row_data[3col+2] = (unsigned char)(255. db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	832 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	833 png_write_row(png_ptr, (png_bytep)row_data);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	834 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	835 gl2psFree(row_data);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	836
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	837 png_write_end(png_ptr, info_ptr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	838 png_destroy_write_struct(&png_ptr, &info_ptr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	839 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	840
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	841 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	842
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	843 /* Helper routines for text strings */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	844
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	845 static GLint gl2psAddText(GLint type, const char str, const char fontname,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	846 GLshort fontsize, GLint alignment, GLfloat angle)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	847 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	848 GLfloat pos[4];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	849 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	850 GLboolean valid;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	851
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	852 if(!gl2ps \|\| !str \|\| !fontname) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	853
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	854 if(gl2ps->options & GL2PS_NO_TEXT) return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	855
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	856 glGetBooleanv(GL_CURRENT_RASTER_POSITION_VALID, &valid);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	857 if(GL_FALSE == valid) return GL2PS_SUCCESS; /* the primitive is culled */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	858
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	859 glGetFloatv(GL_CURRENT_RASTER_POSITION, pos);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	860
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	861 prim = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	862 prim->type = type;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	863 prim->boundary = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	864 prim->numverts = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	865 prim->verts = (GL2PSvertex*)gl2psMalloc(sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	866 prim->verts[0].xyz[0] = pos[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	867 prim->verts[0].xyz[1] = pos[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	868 prim->verts[0].xyz[2] = pos[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	869 prim->culled = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	870 prim->offset = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	871 prim->pattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	872 prim->factor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	873 prim->width = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	874 glGetFloatv(GL_CURRENT_RASTER_COLOR, prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	875 prim->data.text = (GL2PSstring*)gl2psMalloc(sizeof(GL2PSstring));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	876 prim->data.text->str = (char)gl2psMalloc((strlen(str)+1)sizeof(char));
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	877 strcpy(prim->data.text->str, str);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	878 prim->data.text->fontname = (char)gl2psMalloc((strlen(fontname)+1)sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	879 strcpy(prim->data.text->fontname, fontname);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	880 prim->data.text->fontsize = fontsize;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	881 prim->data.text->alignment = alignment;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	882 prim->data.text->angle = angle;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	883
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	884 gl2psListAdd(gl2ps->auxprimitives, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	885 glPassThrough(GL2PS_TEXT_TOKEN);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	886
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	887 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	888 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	889
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	890 static GL2PSstring gl2psCopyText(GL2PSstring t)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	891 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	892 GL2PSstring text = (GL2PSstring)gl2psMalloc(sizeof(GL2PSstring));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	893 text->str = (char)gl2psMalloc((strlen(t->str)+1)sizeof(char));
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	894 strcpy(text->str, t->str);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	895 text->fontname = (char)gl2psMalloc((strlen(t->fontname)+1)sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	896 strcpy(text->fontname, t->fontname);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	897 text->fontsize = t->fontsize;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	898 text->alignment = t->alignment;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	899 text->angle = t->angle;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	900
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	901 return text;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	902 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	903
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	904 static void gl2psFreeText(GL2PSstring *text)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	905 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	906 if(!text)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	907 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	908 gl2psFree(text->str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	909 gl2psFree(text->fontname);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	910 gl2psFree(text);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	911 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	912
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	913 /* Helpers for blending modes */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	914
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	915 static GLboolean gl2psSupportedBlendMode(GLenum sfactor, GLenum dfactor)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	916 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	917 /* returns TRUE if gl2ps supports the argument combination: only two
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	918 blending modes have been implemented so far */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	919
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	920 if( (sfactor == GL_SRC_ALPHA && dfactor == GL_ONE_MINUS_SRC_ALPHA) \|\|
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	921 (sfactor == GL_ONE && dfactor == GL_ZERO) )
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	922 return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	923 return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	924 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	925
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	926 static void gl2psAdaptVertexForBlending(GL2PSvertex *v)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	927 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	928 /* Transforms vertex depending on the actual blending function -
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	929 currently the vertex v is considered as source vertex and his
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	930 alpha value is changed to 1.0 if source blending GL_ONE is
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	931 active. This might be extended in the future */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	932
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	933 if(!v \|\| !gl2ps)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	934 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	935
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	936 if(gl2ps->options & GL2PS_NO_BLENDING \|\| !gl2ps->blending){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	937 v->rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	938 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	939 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	940
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	941 switch(gl2ps->blendfunc[0]){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	942 case GL_ONE:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	943 v->rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	944 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	945 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	946 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	947 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	948 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	949
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	950 static void gl2psAssignTriangleProperties(GL2PStriangle *t)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	951 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	952 /* int i; */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	953
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	954 t->prop = T_VAR_COLOR;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	955
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	956 /* Uncommenting the following lines activates an even more fine
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	957 grained distinction between triangle types - please don't delete,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	958 a remarkable amount of PDF handling code inside this file depends
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	959 on it if activated */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	960 /*
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	961 t->prop = T_CONST_COLOR;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	962 for(i = 0; i < 3; ++i){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	963 if(!GL2PS_ZERO(t->vertex[0].rgba[i] - t->vertex[1].rgba[i]) \|\|
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	964 !GL2PS_ZERO(t->vertex[1].rgba[i] - t->vertex[2].rgba[i])){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	965 t->prop = T_VAR_COLOR;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	966 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	967 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	968 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	969 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	970
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	971 if(!GL2PS_ZERO(t->vertex[0].rgba[3] - t->vertex[1].rgba[3]) \|\|
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	972 !GL2PS_ZERO(t->vertex[1].rgba[3] - t->vertex[2].rgba[3])){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	973 t->prop \|= T_VAR_ALPHA;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	974 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	975 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	976 if(t->vertex[0].rgba[3] < 1)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	977 t->prop \|= T_ALPHA_LESS_1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	978 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	979 t->prop \|= T_ALPHA_1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	980 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	981 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	982
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	983 static void gl2psFillTriangleFromPrimitive(GL2PStriangle t, GL2PSprimitive p,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	984 GLboolean assignprops)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	985 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	986 t->vertex[0] = p->verts[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	987 t->vertex[1] = p->verts[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	988 t->vertex[2] = p->verts[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	989 if(GL_TRUE == assignprops)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	990 gl2psAssignTriangleProperties(t);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	991 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	992
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	993 static void gl2psInitTriangle(GL2PStriangle *t)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	994 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	995 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	996 GL2PSvertex vertex = { {-1.0F, -1.0F, -1.0F}, {-1.0F, -1.0F, -1.0F, -1.0F} };
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	997 for(i = 0; i < 3; i++)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	998 t->vertex[i] = vertex;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	999 t->prop = T_UNDEFINED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1000 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1001
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1002 /* Miscellaneous helper routines */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1003
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1004 static GL2PSprimitive gl2psCopyPrimitive(GL2PSprimitive p)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1005 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1006 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1007
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1008 if(!p){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1009 gl2psMsg(GL2PS_ERROR, "Trying to copy an empty primitive");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1010 return NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1011 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1012
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1013 prim = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1014
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1015 prim->type = p->type;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1016 prim->numverts = p->numverts;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1017 prim->boundary = p->boundary;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1018 prim->offset = p->offset;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1019 prim->pattern = p->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1020 prim->factor = p->factor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1021 prim->culled = p->culled;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1022 prim->width = p->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1023 prim->verts = (GL2PSvertex)gl2psMalloc(p->numvertssizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1024 memcpy(prim->verts, p->verts, p->numverts * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1025
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1026 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1027 case GL2PS_PIXMAP :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1028 prim->data.image = gl2psCopyPixmap(p->data.image);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1029 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1030 case GL2PS_TEXT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1031 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1032 prim->data.text = gl2psCopyText(p->data.text);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1033 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1034 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1035 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1036 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1037
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1038 return prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1039 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1040
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1041 static GLboolean gl2psSamePosition(GL2PSxyz p1, GL2PSxyz p2)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1042 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1043 if(!GL2PS_ZERO(p1[0] - p2[0]) \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1044 !GL2PS_ZERO(p1[1] - p2[1]) \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1045 !GL2PS_ZERO(p1[2] - p2[2]))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1046 return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1047 return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1048 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1049
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1050 /*********************************************************************
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1051 *
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1052 * 3D sorting routines
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1053 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1054 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1055
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1056 static GLfloat gl2psComparePointPlane(GL2PSxyz point, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1057 {
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1058 return (plane[0] * point[0] +
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1059 plane[1] * point[1] +
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1060 plane[2] * point[2] +
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	1061 plane[3]);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1062 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1063
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1064 static GLfloat gl2psPsca(GLfloat a, GLfloat b)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1065 {
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	1066 return (a[0]b[0] + a[1]b[1] + a[2]*b[2]);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1067 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1068
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1069 static void gl2psPvec(GLfloat a, GLfloat b, GLfloat *c)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1070 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1071 c[0] = a[1]b[2] - a[2]b[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1072 c[1] = a[2]b[0] - a[0]b[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1073 c[2] = a[0]b[1] - a[1]b[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1074 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1075
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1076 static GLfloat gl2psNorm(GLfloat *a)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1077 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1078 return (GLfloat)sqrt(a[0]a[0] + a[1]a[1] + a[2]*a[2]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1079 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1080
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1081 static void gl2psGetNormal(GLfloat a, GLfloat b, GLfloat *c)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1082 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1083 GLfloat norm;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1084
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1085 gl2psPvec(a, b, c);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1086 if(!GL2PS_ZERO(norm = gl2psNorm(c))){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1087 c[0] = c[0] / norm;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1088 c[1] = c[1] / norm;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1089 c[2] = c[2] / norm;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1090 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1091 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1092 /* The plane is still wrong despite our tests in gl2psGetPlane.
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1093 Let's return a dummy value for now (this is a hack: we should
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1094 do more intelligent tests in GetPlane) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1095 c[0] = c[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1096 c[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1097 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1098 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1099
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1100 static void gl2psGetPlane(GL2PSprimitive *prim, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1101 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1102 GL2PSxyz v = {0.0F, 0.0F, 0.0F}, w = {0.0F, 0.0F, 0.0F};
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1103
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1104 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1105 case GL2PS_TRIANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1106 case GL2PS_QUADRANGLE :
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1107 v[0] = prim->verts[1].xyz[0] - prim->verts[0].xyz[0];
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1108 v[1] = prim->verts[1].xyz[1] - prim->verts[0].xyz[1];
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1109 v[2] = prim->verts[1].xyz[2] - prim->verts[0].xyz[2];
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1110 w[0] = prim->verts[2].xyz[0] - prim->verts[0].xyz[0];
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1111 w[1] = prim->verts[2].xyz[1] - prim->verts[0].xyz[1];
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1112 w[2] = prim->verts[2].xyz[2] - prim->verts[0].xyz[2];
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1113 if((GL2PS_ZERO(v[0]) && GL2PS_ZERO(v[1]) && GL2PS_ZERO(v[2])) \|\|
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1114 (GL2PS_ZERO(w[0]) && GL2PS_ZERO(w[1]) && GL2PS_ZERO(w[2]))){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1115 plane[0] = plane[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1116 plane[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1117 plane[3] = -prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1118 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1119 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1120 gl2psGetNormal(v, w, plane);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1121 plane[3] =
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1122 - plane[0] * prim->verts[0].xyz[0]
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1123 - plane[1] * prim->verts[0].xyz[1]
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1124 - plane[2] * prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1125 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1126 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1127 case GL2PS_LINE :
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1128 v[0] = prim->verts[1].xyz[0] - prim->verts[0].xyz[0];
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1129 v[1] = prim->verts[1].xyz[1] - prim->verts[0].xyz[1];
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1130 v[2] = prim->verts[1].xyz[2] - prim->verts[0].xyz[2];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1131 if(GL2PS_ZERO(v[0]) && GL2PS_ZERO(v[1]) && GL2PS_ZERO(v[2])){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1132 plane[0] = plane[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1133 plane[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1134 plane[3] = -prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1135 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1136 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1137 if(GL2PS_ZERO(v[0])) w[0] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1138 else if(GL2PS_ZERO(v[1])) w[1] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1139 else w[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1140 gl2psGetNormal(v, w, plane);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1141 plane[3] =
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1142 - plane[0] * prim->verts[0].xyz[0]
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1143 - plane[1] * prim->verts[0].xyz[1]
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1144 - plane[2] * prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1145 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1146 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1147 case GL2PS_POINT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1148 case GL2PS_PIXMAP :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1149 case GL2PS_TEXT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1150 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1151 case GL2PS_IMAGEMAP:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1152 plane[0] = plane[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1153 plane[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1154 plane[3] = -prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1155 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1156 default :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1157 gl2psMsg(GL2PS_ERROR, "Unknown primitive type in BSP tree");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1158 plane[0] = plane[1] = plane[3] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1159 plane[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1160 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1161 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1162 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1163
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1164 static void gl2psCutEdge(GL2PSvertex a, GL2PSvertex b, GL2PSplane plane,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1165 GL2PSvertex *c)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1166 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1167 GL2PSxyz v;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1168 GLfloat sect, psca;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1169
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1170 v[0] = b->xyz[0] - a->xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1171 v[1] = b->xyz[1] - a->xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1172 v[2] = b->xyz[2] - a->xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1173
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1174 if(!GL2PS_ZERO(psca = gl2psPsca(plane, v)))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1175 sect = -gl2psComparePointPlane(a->xyz, plane) / psca;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1176 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1177 sect = 0.0F;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1178
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1179 c->xyz[0] = a->xyz[0] + v[0] * sect;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1180 c->xyz[1] = a->xyz[1] + v[1] * sect;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1181 c->xyz[2] = a->xyz[2] + v[2] * sect;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1182
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1183 c->rgba[0] = (1 - sect) * a->rgba[0] + sect * b->rgba[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1184 c->rgba[1] = (1 - sect) * a->rgba[1] + sect * b->rgba[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1185 c->rgba[2] = (1 - sect) * a->rgba[2] + sect * b->rgba[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1186 c->rgba[3] = (1 - sect) * a->rgba[3] + sect * b->rgba[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1187 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1188
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1189 static void gl2psCreateSplitPrimitive(GL2PSprimitive *parent, GL2PSplane plane,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1190 GL2PSprimitive *child, GLshort numverts,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1191 GLshort index0, GLshort index1)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1192 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1193 GLshort i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1194
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1195 if(parent->type == GL2PS_IMAGEMAP){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1196 child->type = GL2PS_IMAGEMAP;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1197 child->data.image = parent->data.image;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1198 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1199 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1200 if(numverts > 4){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1201 gl2psMsg(GL2PS_WARNING, "%d vertices in polygon", numverts);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1202 numverts = 4;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1203 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1204 switch(numverts){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1205 case 1 : child->type = GL2PS_POINT; break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1206 case 2 : child->type = GL2PS_LINE; break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1207 case 3 : child->type = GL2PS_TRIANGLE; break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1208 case 4 : child->type = GL2PS_QUADRANGLE; break;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1209 default: child->type = GL2PS_NO_TYPE; break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1210 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1211 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1212
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1213 child->boundary = 0; /* FIXME: not done! */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1214 child->culled = parent->culled;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1215 child->offset = parent->offset;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1216 child->pattern = parent->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1217 child->factor = parent->factor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1218 child->width = parent->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1219 child->numverts = numverts;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1220 child->verts = (GL2PSvertex)gl2psMalloc(numverts sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1221
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1222 for(i = 0; i < numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1223 if(index1[i] < 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1224 child->verts[i] = parent->verts[index0[i]];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1225 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1226 else{
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1227 gl2psCutEdge(&parent->verts[index0[i]], &parent->verts[index1[i]],
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1228 plane, &child->verts[i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1229 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1230 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1231 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1232
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1233 static void gl2psAddIndex(GLshort index0, GLshort index1, GLshort *nb,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1234 GLshort i, GLshort j)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1235 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1236 GLint k;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1237
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1238 for(k = 0; k < *nb; k++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1239 if((index0[k] == i && index1[k] == j) \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1240 (index1[k] == i && index0[k] == j)) return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1241 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1242 index0[*nb] = i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1243 index1[*nb] = j;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1244 (*nb)++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1245 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1246
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1247 static GLshort gl2psGetIndex(GLshort i, GLshort num)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1248 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1249 return (i < num - 1) ? i + 1 : 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1250 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1251
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1252 static GLint gl2psTestSplitPrimitive(GL2PSprimitive *prim, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1253 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1254 GLint type = GL2PS_COINCIDENT;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1255 GLshort i, j;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1256 GLfloat d[5];
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1257
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1258 for(i = 0; i < prim->numverts; i++){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1259 d[i] = gl2psComparePointPlane(prim->verts[i].xyz, plane);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1260 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1261
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1262 if(prim->numverts < 2){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1263 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1264 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1265 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1266 for(i = 0; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1267 j = gl2psGetIndex(i, prim->numverts);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1268 if(d[j] > GL2PS_EPSILON){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1269 if(type == GL2PS_COINCIDENT) type = GL2PS_IN_BACK_OF;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1270 else if(type != GL2PS_IN_BACK_OF) return 1;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1271 if(d[i] < -GL2PS_EPSILON) return 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1272 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1273 else if(d[j] < -GL2PS_EPSILON){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1274 if(type == GL2PS_COINCIDENT) type = GL2PS_IN_FRONT_OF;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1275 else if(type != GL2PS_IN_FRONT_OF) return 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1276 if(d[i] > GL2PS_EPSILON) return 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1277 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1278 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1279 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1280 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1281 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1282
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1283 static GLint gl2psSplitPrimitive(GL2PSprimitive *prim, GL2PSplane plane,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1284 GL2PSprimitive front, GL2PSprimitive back)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1285 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1286 GLshort i, j, in = 0, out = 0, in0[5], in1[5], out0[5], out1[5];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1287 GLint type;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1288 GLfloat d[5];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1289
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1290 type = GL2PS_COINCIDENT;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1291
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1292 for(i = 0; i < prim->numverts; i++){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1293 d[i] = gl2psComparePointPlane(prim->verts[i].xyz, plane);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1294 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1295
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1296 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1297 case GL2PS_POINT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1298 if(d[0] > GL2PS_EPSILON) type = GL2PS_IN_BACK_OF;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1299 else if(d[0] < -GL2PS_EPSILON) type = GL2PS_IN_FRONT_OF;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1300 else type = GL2PS_COINCIDENT;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1301 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1302 default :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1303 for(i = 0; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1304 j = gl2psGetIndex(i, prim->numverts);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1305 if(d[j] > GL2PS_EPSILON){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1306 if(type == GL2PS_COINCIDENT) type = GL2PS_IN_BACK_OF;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1307 else if(type != GL2PS_IN_BACK_OF) type = GL2PS_SPANNING;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1308 if(d[i] < -GL2PS_EPSILON){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1309 gl2psAddIndex(in0, in1, &in, i, j);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1310 gl2psAddIndex(out0, out1, &out, i, j);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1311 type = GL2PS_SPANNING;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1312 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1313 gl2psAddIndex(out0, out1, &out, j, -1);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1314 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1315 else if(d[j] < -GL2PS_EPSILON){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1316 if(type == GL2PS_COINCIDENT) type = GL2PS_IN_FRONT_OF;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1317 else if(type != GL2PS_IN_FRONT_OF) type = GL2PS_SPANNING;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1318 if(d[i] > GL2PS_EPSILON){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1319 gl2psAddIndex(in0, in1, &in, i, j);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1320 gl2psAddIndex(out0, out1, &out, i, j);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1321 type = GL2PS_SPANNING;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1322 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1323 gl2psAddIndex(in0, in1, &in, j, -1);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1324 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1325 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1326 gl2psAddIndex(in0, in1, &in, j, -1);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1327 gl2psAddIndex(out0, out1, &out, j, -1);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1328 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1329 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1330 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1331 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1332
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1333 if(type == GL2PS_SPANNING){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1334 back = (GL2PSprimitive)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1335 front = (GL2PSprimitive)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1336 gl2psCreateSplitPrimitive(prim, plane, *back, out, out0, out1);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1337 gl2psCreateSplitPrimitive(prim, plane, *front, in, in0, in1);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1338 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1339
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1340 return type;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1341 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1342
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1343 static void gl2psDivideQuad(GL2PSprimitive *quad,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1344 GL2PSprimitive t1, GL2PSprimitive t2)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1345 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1346 t1 = (GL2PSprimitive)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1347 t2 = (GL2PSprimitive)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1348 (t1)->type = (t2)->type = GL2PS_TRIANGLE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1349 (t1)->numverts = (t2)->numverts = 3;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1350 (t1)->culled = (t2)->culled = quad->culled;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1351 (t1)->offset = (t2)->offset = quad->offset;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1352 (t1)->pattern = (t2)->pattern = quad->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1353 (t1)->factor = (t2)->factor = quad->factor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1354 (t1)->width = (t2)->width = quad->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1355 (t1)->verts = (GL2PSvertex)gl2psMalloc(3 * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1356 (t2)->verts = (GL2PSvertex)gl2psMalloc(3 * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1357 (*t1)->verts[0] = quad->verts[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1358 (*t1)->verts[1] = quad->verts[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1359 (*t1)->verts[2] = quad->verts[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1360 (*t1)->boundary = ((quad->boundary & 1) ? 1 : 0) \| ((quad->boundary & 2) ? 2 : 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1361 (*t2)->verts[0] = quad->verts[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1362 (*t2)->verts[1] = quad->verts[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1363 (*t2)->verts[2] = quad->verts[3];
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	1364 (*t2)->boundary = ((quad->boundary & 4) ? 2 : 0) \| ((quad->boundary & 8) ? 4 : 0);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1365 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1366
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1367 static int gl2psCompareDepth(const void a, const void b)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1368 {
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	1369 const GL2PSprimitive q, w;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1370 GLfloat dq = 0.0F, dw = 0.0F, diff;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1371 int i;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1372
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	1373 q = (const GL2PSprimitive const*)a;
54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	1374 w = (const GL2PSprimitive const*)b;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1375
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1376 for(i = 0; i < q->numverts; i++){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1377 dq += q->verts[i].xyz[2];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1378 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1379 dq /= (GLfloat)q->numverts;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1380
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1381 for(i = 0; i < w->numverts; i++){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1382 dw += w->verts[i].xyz[2];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1383 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1384 dw /= (GLfloat)w->numverts;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1385
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1386 diff = dq - dw;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1387 if(diff > 0.){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1388 return -1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1389 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1390 else if(diff < 0.){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1391 return 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1392 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1393 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1394 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1395 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1396 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1397
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1398 static int gl2psTrianglesFirst(const void a, const void b)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1399 {
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	1400 const GL2PSprimitive q, w;
54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	1401
54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	1402 q = (const GL2PSprimitive const*)a;
54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	1403 w = (const GL2PSprimitive const*)b;
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	1404 return (q->type < w->type ? 1 : -1);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1405 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1406
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1407 static GLint gl2psFindRoot(GL2PSlist primitives, GL2PSprimitive *root)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1408 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1409 GLint i, j, count, best = 1000000, index = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1410 GL2PSprimitive prim1, prim2;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1411 GL2PSplane plane;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1412 GLint maxp;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1413
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1414 if(!gl2psListNbr(primitives)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1415 gl2psMsg(GL2PS_ERROR, "Cannot fint root in empty primitive list");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1416 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1417 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1418
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1419 root = (GL2PSprimitive**)gl2psListPointer(primitives, 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1420
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1421 if(gl2ps->options & GL2PS_BEST_ROOT){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1422 maxp = gl2psListNbr(primitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1423 if(maxp > gl2ps->maxbestroot){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1424 maxp = gl2ps->maxbestroot;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1425 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1426 for(i = 0; i < maxp; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1427 prim1 = (GL2PSprimitive*)gl2psListPointer(primitives, i);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1428 gl2psGetPlane(prim1, plane);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1429 count = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1430 for(j = 0; j < gl2psListNbr(primitives); j++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1431 if(j != i){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1432 prim2 = (GL2PSprimitive*)gl2psListPointer(primitives, j);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1433 count += gl2psTestSplitPrimitive(prim2, plane);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1434 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1435 if(count > best) break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1436 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1437 if(count < best){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1438 best = count;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1439 index = i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1440 *root = prim1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1441 if(!count) return index;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1442 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1443 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1444 /* if(index) gl2psMsg(GL2PS_INFO, "GL2PS_BEST_ROOT was worth it: %d", index); */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1445 return index;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1446 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1447 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1448 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1449 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1450 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1451
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1452 static void gl2psFreeImagemap(GL2PSimagemap *list)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1453 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1454 GL2PSimagemap *next;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1455 while(list != NULL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1456 next = list->next;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1457 gl2psFree(list->image->pixels);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1458 gl2psFree(list->image);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1459 gl2psFree(list);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1460 list = next;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1461 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1462 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1463
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1464 static void gl2psFreePrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1465 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1466 GL2PSprimitive *q;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1467
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1468 q = (GL2PSprimitive*)data;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1469 gl2psFree(q->verts);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1470 if(q->type == GL2PS_TEXT \|\| q->type == GL2PS_SPECIAL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1471 gl2psFreeText(q->data.text);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1472 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1473 else if(q->type == GL2PS_PIXMAP){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1474 gl2psFreePixmap(q->data.image);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1475 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1476 gl2psFree(q);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1477 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1478
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1479 static void gl2psAddPrimitiveInList(GL2PSprimitive prim, GL2PSlist list)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1480 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1481 GL2PSprimitive t1, t2;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1482
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1483 if(prim->type != GL2PS_QUADRANGLE){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1484 gl2psListAdd(list, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1485 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1486 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1487 gl2psDivideQuad(prim, &t1, &t2);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1488 gl2psListAdd(list, &t1);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1489 gl2psListAdd(list, &t2);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1490 gl2psFreePrimitive(&prim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1491 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1492
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1493 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1494
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1495 static void gl2psFreeBspTree(GL2PSbsptree **tree)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1496 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1497 if(*tree){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1498 if((tree)->back) gl2psFreeBspTree(&(tree)->back);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1499 if((*tree)->primitives){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1500 gl2psListAction((*tree)->primitives, gl2psFreePrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1501 gl2psListDelete((*tree)->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1502 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1503 if((tree)->front) gl2psFreeBspTree(&(tree)->front);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1504 gl2psFree(*tree);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1505 *tree = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1506 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1507 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1508
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1509 static GLboolean gl2psGreater(GLfloat f1, GLfloat f2)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1510 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1511 if(f1 > f2) return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1512 else return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1513 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1514
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1515 static GLboolean gl2psLess(GLfloat f1, GLfloat f2)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1516 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1517 if(f1 < f2) return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1518 else return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1519 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1520
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1521 static void gl2psBuildBspTree(GL2PSbsptree tree, GL2PSlist primitives)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1522 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1523 GL2PSprimitive prim, frontprim = NULL, *backprim = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1524 GL2PSlist frontlist, backlist;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1525 GLint i, index;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1526
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1527 tree->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1528 tree->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1529 tree->primitives = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1530 index = gl2psFindRoot(primitives, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1531 gl2psGetPlane(prim, tree->plane);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1532 gl2psAddPrimitiveInList(prim, tree->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1533
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1534 frontlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1535 backlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1536
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1537 for(i = 0; i < gl2psListNbr(primitives); i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1538 if(i != index){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1539 prim = (GL2PSprimitive*)gl2psListPointer(primitives,i);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1540 switch(gl2psSplitPrimitive(prim, tree->plane, &frontprim, &backprim)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1541 case GL2PS_COINCIDENT:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1542 gl2psAddPrimitiveInList(prim, tree->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1543 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1544 case GL2PS_IN_BACK_OF:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1545 gl2psAddPrimitiveInList(prim, backlist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1546 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1547 case GL2PS_IN_FRONT_OF:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1548 gl2psAddPrimitiveInList(prim, frontlist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1549 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1550 case GL2PS_SPANNING:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1551 gl2psAddPrimitiveInList(backprim, backlist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1552 gl2psAddPrimitiveInList(frontprim, frontlist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1553 gl2psFreePrimitive(&prim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1554 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1555 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1556 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1557 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1558
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1559 if(gl2psListNbr(tree->primitives)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1560 gl2psListSort(tree->primitives, gl2psTrianglesFirst);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1561 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1562
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1563 if(gl2psListNbr(frontlist)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1564 gl2psListSort(frontlist, gl2psTrianglesFirst);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1565 tree->front = (GL2PSbsptree*)gl2psMalloc(sizeof(GL2PSbsptree));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1566 gl2psBuildBspTree(tree->front, frontlist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1567 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1568 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1569 gl2psListDelete(frontlist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1570 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1571
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1572 if(gl2psListNbr(backlist)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1573 gl2psListSort(backlist, gl2psTrianglesFirst);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1574 tree->back = (GL2PSbsptree*)gl2psMalloc(sizeof(GL2PSbsptree));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1575 gl2psBuildBspTree(tree->back, backlist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1576 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1577 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1578 gl2psListDelete(backlist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1579 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1580
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1581 gl2psListDelete(primitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1582 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1583
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1584 static void gl2psTraverseBspTree(GL2PSbsptree *tree, GL2PSxyz eye, GLfloat epsilon,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1585 GLboolean (*compare)(GLfloat f1, GLfloat f2),
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1586 void (action)(void data), int inverse)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1587 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1588 GLfloat result;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1589
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1590 if(!tree) return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1591
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1592 result = gl2psComparePointPlane(eye, tree->plane);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1593
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1594 if(GL_TRUE == compare(result, epsilon)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1595 gl2psTraverseBspTree(tree->back, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1596 if(inverse){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1597 gl2psListActionInverse(tree->primitives, action);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1598 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1599 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1600 gl2psListAction(tree->primitives, action);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1601 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1602 gl2psTraverseBspTree(tree->front, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1603 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1604 else if(GL_TRUE == compare(-epsilon, result)){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1605 gl2psTraverseBspTree(tree->front, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1606 if(inverse){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1607 gl2psListActionInverse(tree->primitives, action);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1608 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1609 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1610 gl2psListAction(tree->primitives, action);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1611 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1612 gl2psTraverseBspTree(tree->back, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1613 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1614 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1615 gl2psTraverseBspTree(tree->front, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1616 gl2psTraverseBspTree(tree->back, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1617 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1618 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1619
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	1620 static void gl2psRescaleAndOffset(void)
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1621 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1622 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1623 GLfloat minZ, maxZ, rangeZ, scaleZ;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1624 GLfloat factor, units, area, dZ, dZdX, dZdY, maxdZ;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1625 int i, j;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1626
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1627 if(!gl2psListNbr(gl2ps->primitives))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1628 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1629
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1630 /* get z-buffer range */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1631 prim = (GL2PSprimitive*)gl2psListPointer(gl2ps->primitives, 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1632 minZ = maxZ = prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1633 for(i = 1; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1634 if(prim->verts[i].xyz[2] < minZ) minZ = prim->verts[i].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1635 if(prim->verts[i].xyz[2] > maxZ) maxZ = prim->verts[i].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1636 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1637 for(i = 1; i < gl2psListNbr(gl2ps->primitives); i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1638 prim = (GL2PSprimitive*)gl2psListPointer(gl2ps->primitives, i);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1639 for(j = 0; j < prim->numverts; j++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1640 if(prim->verts[j].xyz[2] < minZ) minZ = prim->verts[j].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1641 if(prim->verts[j].xyz[2] > maxZ) maxZ = prim->verts[j].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1642 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1643 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1644 rangeZ = (maxZ - minZ);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1645
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1646 /* rescale z-buffer coordinate in [0,GL2PS_ZSCALE], to make it of
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1647 the same order of magnitude as the x and y coordinates */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1648 scaleZ = GL2PS_ZERO(rangeZ) ? GL2PS_ZSCALE : (GL2PS_ZSCALE / rangeZ);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1649 /* avoid precision loss (we use floats!) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1650 if(scaleZ > 100000.F) scaleZ = 100000.F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1651
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1652 /* apply offsets */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1653 for(i = 0; i < gl2psListNbr(gl2ps->primitives); i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1654 prim = (GL2PSprimitive*)gl2psListPointer(gl2ps->primitives, i);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1655 for(j = 0; j < prim->numverts; j++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1656 prim->verts[j].xyz[2] = (prim->verts[j].xyz[2] - minZ) * scaleZ;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1657 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1658 if((gl2ps->options & GL2PS_SIMPLE_LINE_OFFSET) &&
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1659 (prim->type == GL2PS_LINE)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1660 if(gl2ps->sort == GL2PS_SIMPLE_SORT){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1661 prim->verts[0].xyz[2] -= GL2PS_ZOFFSET_LARGE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1662 prim->verts[1].xyz[2] -= GL2PS_ZOFFSET_LARGE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1663 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1664 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1665 prim->verts[0].xyz[2] -= GL2PS_ZOFFSET;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1666 prim->verts[1].xyz[2] -= GL2PS_ZOFFSET;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1667 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1668 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1669 else if(prim->offset && (prim->type == GL2PS_TRIANGLE)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1670 factor = gl2ps->offset[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1671 units = gl2ps->offset[1];
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1672 area =
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1673 (prim->verts[1].xyz[0] - prim->verts[0].xyz[0]) *
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1674 (prim->verts[2].xyz[1] - prim->verts[1].xyz[1]) -
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1675 (prim->verts[2].xyz[0] - prim->verts[1].xyz[0]) *
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1676 (prim->verts[1].xyz[1] - prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1677 if(!GL2PS_ZERO(area)){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1678 dZdX =
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1679 ((prim->verts[2].xyz[1] - prim->verts[1].xyz[1]) *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1680 (prim->verts[1].xyz[2] - prim->verts[0].xyz[2]) -
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1681 (prim->verts[1].xyz[1] - prim->verts[0].xyz[1]) *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1682 (prim->verts[2].xyz[2] - prim->verts[1].xyz[2])) / area;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1683 dZdY =
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1684 ((prim->verts[1].xyz[0] - prim->verts[0].xyz[0]) *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1685 (prim->verts[2].xyz[2] - prim->verts[1].xyz[2]) -
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1686 (prim->verts[2].xyz[0] - prim->verts[1].xyz[0]) *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1687 (prim->verts[1].xyz[2] - prim->verts[0].xyz[2])) / area;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1688 maxdZ = (GLfloat)sqrt(dZdX * dZdX + dZdY * dZdY);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1689 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1690 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1691 maxdZ = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1692 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1693 dZ = factor * maxdZ + units;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1694 prim->verts[0].xyz[2] += dZ;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1695 prim->verts[1].xyz[2] += dZ;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1696 prim->verts[2].xyz[2] += dZ;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1697 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1698 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1699 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1700
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1701 /*********************************************************************
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1702 *
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1703 * 2D sorting routines (for occlusion culling)
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1704 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1705 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1706
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1707 static GLint gl2psGetPlaneFromPoints(GL2PSxyz a, GL2PSxyz b, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1708 {
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1709 GLfloat n;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1710
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1711 plane[0] = b[1] - a[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1712 plane[1] = a[0] - b[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1713 n = (GLfloat)sqrt(plane[0]plane[0] + plane[1]plane[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1714 plane[2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1715 if(!GL2PS_ZERO(n)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1716 plane[0] /= n;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1717 plane[1] /= n;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1718 plane[3] = -plane[0]a[0]-plane[1]a[1];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1719 return 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1720 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1721 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1722 plane[0] = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1723 plane[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1724 plane[3] = a[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1725 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1726 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1727 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1728
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1729 static void gl2psFreeBspImageTree(GL2PSbsptree2d **tree)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1730 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1731 if(*tree){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1732 if((tree)->back) gl2psFreeBspImageTree(&(tree)->back);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1733 if((tree)->front) gl2psFreeBspImageTree(&(tree)->front);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1734 gl2psFree(*tree);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1735 *tree = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1736 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1737 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1738
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1739 static GLint gl2psCheckPoint(GL2PSxyz point, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1740 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1741 GLfloat pt_dis;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1742
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1743 pt_dis = gl2psComparePointPlane(point, plane);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1744 if(pt_dis > GL2PS_EPSILON) return GL2PS_POINT_INFRONT;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1745 else if(pt_dis < -GL2PS_EPSILON) return GL2PS_POINT_BACK;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1746 else return GL2PS_POINT_COINCIDENT;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1747 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1748
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1749 static void gl2psAddPlanesInBspTreeImage(GL2PSprimitive *prim,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1750 GL2PSbsptree2d **tree)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1751 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1752 GLint ret = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1753 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1754 GLint offset = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1755 GL2PSbsptree2d head = NULL, cur = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1756
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1757 if((*tree == NULL) && (prim->numverts > 2)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1758 /* don't cull if transparent
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1759 for(i = 0; i < prim->numverts - 1; i++)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1760 if(prim->verts[i].rgba[3] < 1.0F) return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1761 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1762 head = (GL2PSbsptree2d*)gl2psMalloc(sizeof(GL2PSbsptree2d));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1763 for(i = 0; i < prim->numverts-1; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1764 if(!gl2psGetPlaneFromPoints(prim->verts[i].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1765 prim->verts[i+1].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1766 head->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1767 if(prim->numverts-i > 3){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1768 offset++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1769 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1770 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1771 gl2psFree(head);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1772 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1773 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1774 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1775 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1776 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1777 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1778 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1779 head->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1780 head->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1781 for(i = 2+offset; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1782 ret = gl2psCheckPoint(prim->verts[i].xyz, head->plane);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1783 if(ret != GL2PS_POINT_COINCIDENT) break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1784 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1785 switch(ret){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1786 case GL2PS_POINT_INFRONT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1787 cur = head;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1788 for(i = 1+offset; i < prim->numverts-1; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1789 if(cur->front == NULL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1790 cur->front = (GL2PSbsptree2d*)gl2psMalloc(sizeof(GL2PSbsptree2d));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1791 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1792 if(gl2psGetPlaneFromPoints(prim->verts[i].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1793 prim->verts[i+1].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1794 cur->front->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1795 cur = cur->front;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1796 cur->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1797 cur->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1798 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1799 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1800 if(cur->front == NULL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1801 cur->front = (GL2PSbsptree2d*)gl2psMalloc(sizeof(GL2PSbsptree2d));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1802 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1803 if(gl2psGetPlaneFromPoints(prim->verts[i].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1804 prim->verts[offset].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1805 cur->front->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1806 cur->front->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1807 cur->front->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1808 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1809 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1810 gl2psFree(cur->front);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1811 cur->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1812 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1813 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1814 case GL2PS_POINT_BACK :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1815 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1816 head->plane[i] = -head->plane[i];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1817 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1818 cur = head;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1819 for(i = 1+offset; i < prim->numverts-1; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1820 if(cur->front == NULL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1821 cur->front = (GL2PSbsptree2d*)gl2psMalloc(sizeof(GL2PSbsptree2d));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1822 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1823 if(gl2psGetPlaneFromPoints(prim->verts[i+1].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1824 prim->verts[i].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1825 cur->front->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1826 cur = cur->front;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1827 cur->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1828 cur->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1829 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1830 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1831 if(cur->front == NULL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1832 cur->front = (GL2PSbsptree2d*)gl2psMalloc(sizeof(GL2PSbsptree2d));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1833 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1834 if(gl2psGetPlaneFromPoints(prim->verts[offset].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1835 prim->verts[i].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1836 cur->front->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1837 cur->front->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1838 cur->front->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1839 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1840 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1841 gl2psFree(cur->front);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1842 cur->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1843 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1844 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1845 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1846 gl2psFree(head);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1847 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1848 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1849 (*tree) = head;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1850 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1851 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1852
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1853 static GLint gl2psCheckPrimitive(GL2PSprimitive *prim, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1854 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1855 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1856 GLint pos;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1857
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1858 pos = gl2psCheckPoint(prim->verts[0].xyz, plane);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1859 for(i = 1; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1860 pos \|= gl2psCheckPoint(prim->verts[i].xyz, plane);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1861 if(pos == (GL2PS_POINT_INFRONT \| GL2PS_POINT_BACK)) return GL2PS_SPANNING;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1862 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1863 if(pos & GL2PS_POINT_INFRONT) return GL2PS_IN_FRONT_OF;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1864 else if(pos & GL2PS_POINT_BACK) return GL2PS_IN_BACK_OF;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1865 else return GL2PS_COINCIDENT;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1866 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1867
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1868 static GL2PSprimitive gl2psCreateSplitPrimitive2D(GL2PSprimitive parent,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1869 GLshort numverts,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1870 GL2PSvertex *vertx)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1871 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1872 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1873 GL2PSprimitive child = (GL2PSprimitive)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1874
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1875 if(parent->type == GL2PS_IMAGEMAP){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1876 child->type = GL2PS_IMAGEMAP;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1877 child->data.image = parent->data.image;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1878 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1879 else {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1880 switch(numverts){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1881 case 1 : child->type = GL2PS_POINT; break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1882 case 2 : child->type = GL2PS_LINE; break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1883 case 3 : child->type = GL2PS_TRIANGLE; break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1884 case 4 : child->type = GL2PS_QUADRANGLE; break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1885 default: child->type = GL2PS_NO_TYPE; break; /* FIXME */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1886 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1887 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1888 child->boundary = 0; /* FIXME: not done! */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1889 child->culled = parent->culled;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1890 child->offset = parent->offset;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1891 child->pattern = parent->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1892 child->factor = parent->factor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1893 child->width = parent->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1894 child->numverts = numverts;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1895 child->verts = (GL2PSvertex)gl2psMalloc(numverts sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1896 for(i = 0; i < numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1897 child->verts[i] = vertx[i];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1898 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1899 return child;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1900 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1901
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1902 static void gl2psSplitPrimitive2D(GL2PSprimitive *prim,
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1903 GL2PSplane plane,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1904 GL2PSprimitive **front,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1905 GL2PSprimitive **back)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1906 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1907 /* cur will hold the position of the current vertex
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1908 prev will hold the position of the previous vertex
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1909 prev0 will hold the position of the vertex number 0
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1910 v1 and v2 represent the current and previous vertices, respectively
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1911 flag is set if the current vertex should be checked against the plane */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1912 GLint cur = -1, prev = -1, i, v1 = 0, v2 = 0, flag = 1, prev0 = -1;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1913
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1914 /* list of vertices that will go in front and back primitive */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1915 GL2PSvertex front_list = NULL, back_list = NULL;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1916
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1917 /* number of vertices in front and back list */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1918 GLshort front_count = 0, back_count = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1919
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1920 for(i = 0; i <= prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1921 v1 = i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1922 if(v1 == prim->numverts){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1923 if(prim->numverts < 3) break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1924 v1 = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1925 v2 = prim->numverts - 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1926 cur = prev0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1927 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1928 else if(flag){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1929 cur = gl2psCheckPoint(prim->verts[v1].xyz, plane);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1930 if(i == 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1931 prev0 = cur;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1932 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1933 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1934 if(((prev == -1) \|\| (prev == cur) \|\| (prev == 0) \|\| (cur == 0)) &&
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1935 (i < prim->numverts)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1936 if(cur == GL2PS_POINT_INFRONT){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1937 front_count++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1938 front_list = (GL2PSvertex*)gl2psRealloc(front_list,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1939 sizeof(GL2PSvertex)*front_count);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1940 front_list[front_count-1] = prim->verts[v1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1941 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1942 else if(cur == GL2PS_POINT_BACK){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1943 back_count++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1944 back_list = (GL2PSvertex*)gl2psRealloc(back_list,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1945 sizeof(GL2PSvertex)*back_count);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1946 back_list[back_count-1] = prim->verts[v1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1947 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1948 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1949 front_count++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1950 front_list = (GL2PSvertex*)gl2psRealloc(front_list,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1951 sizeof(GL2PSvertex)*front_count);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1952 front_list[front_count-1] = prim->verts[v1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1953 back_count++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1954 back_list = (GL2PSvertex*)gl2psRealloc(back_list,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1955 sizeof(GL2PSvertex)*back_count);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1956 back_list[back_count-1] = prim->verts[v1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1957 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1958 flag = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1959 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1960 else if((prev != cur) && (cur != 0) && (prev != 0)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1961 if(v1 != 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1962 v2 = v1-1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1963 i--;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1964 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1965 front_count++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1966 front_list = (GL2PSvertex*)gl2psRealloc(front_list,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1967 sizeof(GL2PSvertex)*front_count);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1968 gl2psCutEdge(&prim->verts[v2], &prim->verts[v1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1969 plane, &front_list[front_count-1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1970 back_count++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1971 back_list = (GL2PSvertex*)gl2psRealloc(back_list,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1972 sizeof(GL2PSvertex)*back_count);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1973 back_list[back_count-1] = front_list[front_count-1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1974 flag = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1975 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1976 prev = cur;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1977 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1978 *front = gl2psCreateSplitPrimitive2D(prim, front_count, front_list);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1979 *back = gl2psCreateSplitPrimitive2D(prim, back_count, back_list);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1980 gl2psFree(front_list);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1981 gl2psFree(back_list);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1982 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1983
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1984 static GLint gl2psAddInBspImageTree(GL2PSprimitive prim, GL2PSbsptree2d *tree)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1985 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1986 GLint ret = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1987 GL2PSprimitive frontprim = NULL, backprim = NULL;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1988
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1989 /* FIXME: until we consider the actual extent of text strings and
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1990 pixmaps, never cull them. Otherwise the whole string/pixmap gets
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1991 culled as soon as the reference point is hidden */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1992 if(prim->type == GL2PS_PIXMAP \|\|
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	1993 prim->type == GL2PS_TEXT \|\|
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1994 prim->type == GL2PS_SPECIAL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1995 return 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1996 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1997
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1998 if(*tree == NULL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	1999 if((prim->type != GL2PS_IMAGEMAP) && (GL_FALSE == gl2ps->zerosurfacearea)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2000 gl2psAddPlanesInBspTreeImage(gl2ps->primitivetoadd, tree);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2001 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2002 return 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2003 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2004 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2005 switch(gl2psCheckPrimitive(prim, (*tree)->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2006 case GL2PS_IN_BACK_OF: return gl2psAddInBspImageTree(prim, &(*tree)->back);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2007 case GL2PS_IN_FRONT_OF:
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2008 if((tree)->front != NULL) return gl2psAddInBspImageTree(prim, &(tree)->front);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2009 else return 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2010 case GL2PS_SPANNING:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2011 gl2psSplitPrimitive2D(prim, (*tree)->plane, &frontprim, &backprim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2012 ret = gl2psAddInBspImageTree(backprim, &(*tree)->back);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2013 if((*tree)->front != NULL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2014 if(gl2psAddInBspImageTree(frontprim, &(*tree)->front)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2015 ret = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2016 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2017 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2018 gl2psFree(frontprim->verts);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2019 gl2psFree(frontprim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2020 gl2psFree(backprim->verts);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2021 gl2psFree(backprim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2022 return ret;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2023 case GL2PS_COINCIDENT:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2024 if((*tree)->back != NULL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2025 gl2ps->zerosurfacearea = GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2026 ret = gl2psAddInBspImageTree(prim, &(*tree)->back);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2027 gl2ps->zerosurfacearea = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2028 if(ret) return ret;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2029 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2030 if((*tree)->front != NULL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2031 gl2ps->zerosurfacearea = GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2032 ret = gl2psAddInBspImageTree(prim, &(*tree)->front);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2033 gl2ps->zerosurfacearea = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2034 if(ret) return ret;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2035 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2036 if(prim->type == GL2PS_LINE) return 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2037 else return 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2038 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2039 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2040 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2041 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2042
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2043 static void gl2psAddInImageTree(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2044 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2045 GL2PSprimitive prim = (GL2PSprimitive **)data;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2046 gl2ps->primitivetoadd = prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2047 if(prim->type == GL2PS_IMAGEMAP && prim->data.image->format == GL2PS_IMAGEMAP_VISIBLE){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2048 prim->culled = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2049 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2050 else if(!gl2psAddInBspImageTree(prim, &gl2ps->imagetree)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2051 prim->culled = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2052 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2053 else if(prim->type == GL2PS_IMAGEMAP){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2054 prim->data.image->format = GL2PS_IMAGEMAP_VISIBLE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2055 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2056 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2057
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2058 /* Boundary construction */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2059
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2060 static void gl2psAddBoundaryInList(GL2PSprimitive prim, GL2PSlist list)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2061 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2062 GL2PSprimitive *b;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2063 GLshort i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2064 GL2PSxyz c;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2065
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2066 c[0] = c[1] = c[2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2067 for(i = 0; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2068 c[0] += prim->verts[i].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2069 c[1] += prim->verts[i].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2070 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2071 c[0] /= prim->numverts;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2072 c[1] /= prim->numverts;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2073
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2074 for(i = 0; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2075 if(prim->boundary & (GLint)pow(2., i)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2076 b = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2077 b->type = GL2PS_LINE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2078 b->offset = prim->offset;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2079 b->pattern = prim->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2080 b->factor = prim->factor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2081 b->culled = prim->culled;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2082 b->width = prim->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2083 b->boundary = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2084 b->numverts = 2;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2085 b->verts = (GL2PSvertex)gl2psMalloc(2 sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2086
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2087 #if 0 /* FIXME: need to work on boundary offset... */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2088 v[0] = c[0] - prim->verts[i].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2089 v[1] = c[1] - prim->verts[i].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2090 v[2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2091 norm = gl2psNorm(v);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2092 v[0] /= norm;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2093 v[1] /= norm;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2094 b->verts[0].xyz[0] = prim->verts[i].xyz[0] +0.1*v[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2095 b->verts[0].xyz[1] = prim->verts[i].xyz[1] +0.1*v[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2096 b->verts[0].xyz[2] = prim->verts[i].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2097 v[0] = c[0] - prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2098 v[1] = c[1] - prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2099 norm = gl2psNorm(v);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2100 v[0] /= norm;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2101 v[1] /= norm;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2102 b->verts[1].xyz[0] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[0] +0.1*v[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2103 b->verts[1].xyz[1] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[1] +0.1*v[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2104 b->verts[1].xyz[2] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2105 #else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2106 b->verts[0].xyz[0] = prim->verts[i].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2107 b->verts[0].xyz[1] = prim->verts[i].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2108 b->verts[0].xyz[2] = prim->verts[i].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2109 b->verts[1].xyz[0] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2110 b->verts[1].xyz[1] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2111 b->verts[1].xyz[2] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2112 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2113
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2114 b->verts[0].rgba[0] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2115 b->verts[0].rgba[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2116 b->verts[0].rgba[2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2117 b->verts[0].rgba[3] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2118 b->verts[1].rgba[0] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2119 b->verts[1].rgba[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2120 b->verts[1].rgba[2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2121 b->verts[1].rgba[3] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2122 gl2psListAdd(list, &b);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2123 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2124 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2125
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2126 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2127
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2128 static void gl2psBuildPolygonBoundary(GL2PSbsptree *tree)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2129 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2130 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2131 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2132
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2133 if(!tree) return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2134 gl2psBuildPolygonBoundary(tree->back);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2135 for(i = 0; i < gl2psListNbr(tree->primitives); i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2136 prim = (GL2PSprimitive*)gl2psListPointer(tree->primitives, i);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2137 if(prim->boundary) gl2psAddBoundaryInList(prim, tree->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2138 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2139 gl2psBuildPolygonBoundary(tree->front);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2140 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2141
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2142 /*********************************************************************
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2143 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2144 * Feedback buffer parser
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2145 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2146 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2147
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2148 static void gl2psAddPolyPrimitive(GLshort type, GLshort numverts,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2149 GL2PSvertex *verts, GLint offset,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2150 GLushort pattern, GLint factor,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2151 GLfloat width, char boundary)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2152 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2153 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2154
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2155 prim = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2156 prim->type = type;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2157 prim->numverts = numverts;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2158 prim->verts = (GL2PSvertex)gl2psMalloc(numverts sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2159 memcpy(prim->verts, verts, numverts * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2160 prim->boundary = boundary;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2161 prim->offset = offset;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2162 prim->pattern = pattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2163 prim->factor = factor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2164 prim->width = width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2165 prim->culled = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2166
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2167 /* FIXME: here we should have an option to split stretched
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2168 tris/quads to enhance SIMPLE_SORT */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2169
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2170 gl2psListAdd(gl2ps->primitives, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2171 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2172
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2173 static GLint gl2psGetVertex(GL2PSvertex v, GLfloat p)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2174 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2175 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2176
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2177 v->xyz[0] = p[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2178 v->xyz[1] = p[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2179 v->xyz[2] = p[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2180
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2181 if(gl2ps->colormode == GL_COLOR_INDEX && gl2ps->colorsize > 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2182 i = (GLint)(p[3] + 0.5);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2183 v->rgba[0] = gl2ps->colormap[i][0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2184 v->rgba[1] = gl2ps->colormap[i][1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2185 v->rgba[2] = gl2ps->colormap[i][2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2186 v->rgba[3] = gl2ps->colormap[i][3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2187 return 4;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2188 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2189 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2190 v->rgba[0] = p[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2191 v->rgba[1] = p[4];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2192 v->rgba[2] = p[5];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2193 v->rgba[3] = p[6];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2194 return 7;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2195 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2196 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2197
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2198 static void gl2psParseFeedbackBuffer(GLint used)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2199 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2200 char flag;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2201 GLushort pattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2202 GLboolean boundary;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2203 GLint i, sizeoffloat, count, v, vtot, offset = 0, factor = 0, auxindex = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2204 GLfloat lwidth = 1.0F, psize = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2205 GLfloat *current;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2206 GL2PSvertex vertices[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2207 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2208 GL2PSimagemap *node;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2209
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2210 current = gl2ps->feedback;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2211 boundary = gl2ps->boundary = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2212
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2213 while(used > 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2214
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2215 if(GL_TRUE == boundary) gl2ps->boundary = GL_TRUE;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2216
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2217 switch((GLint)*current){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2218 case GL_POINT_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2219 current ++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2220 used --;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2221 i = gl2psGetVertex(&vertices[0], current);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2222 current += i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2223 used -= i;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2224 gl2psAddPolyPrimitive(GL2PS_POINT, 1, vertices, 0,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2225 pattern, factor, psize, 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2226 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2227 case GL_LINE_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2228 case GL_LINE_RESET_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2229 current ++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2230 used --;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2231 i = gl2psGetVertex(&vertices[0], current);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2232 current += i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2233 used -= i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2234 i = gl2psGetVertex(&vertices[1], current);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2235 current += i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2236 used -= i;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2237 gl2psAddPolyPrimitive(GL2PS_LINE, 2, vertices, 0,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2238 pattern, factor, lwidth, 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2239 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2240 case GL_POLYGON_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2241 count = (GLint)current[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2242 current += 2;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2243 used -= 2;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2244 v = vtot = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2245 while(count > 0 && used > 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2246 i = gl2psGetVertex(&vertices[v], current);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2247 gl2psAdaptVertexForBlending(&vertices[v]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2248 current += i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2249 used -= i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2250 count --;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2251 vtot++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2252 if(v == 2){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2253 if(GL_TRUE == boundary){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2254 if(!count && vtot == 2) flag = 1\|2\|4;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2255 else if(!count) flag = 2\|4;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2256 else if(vtot == 2) flag = 1\|2;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2257 else flag = 2;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2258 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2259 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2260 flag = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2261 gl2psAddPolyPrimitive(GL2PS_TRIANGLE, 3, vertices, offset,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2262 pattern, factor, 1, flag);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2263 vertices[1] = vertices[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2264 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2265 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2266 v ++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2267 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2268 break;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2269 case GL_BITMAP_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2270 case GL_DRAW_PIXEL_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2271 case GL_COPY_PIXEL_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2272 current ++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2273 used --;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2274 i = gl2psGetVertex(&vertices[0], current);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2275 current += i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2276 used -= i;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2277 break;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2278 case GL_PASS_THROUGH_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2279 switch((GLint)current[1]){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2280 case GL2PS_BEGIN_OFFSET_TOKEN : offset = 1; break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2281 case GL2PS_END_OFFSET_TOKEN : offset = 0; break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2282 case GL2PS_BEGIN_BOUNDARY_TOKEN : boundary = GL_TRUE; break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2283 case GL2PS_END_BOUNDARY_TOKEN : boundary = GL_FALSE; break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2284 case GL2PS_END_STIPPLE_TOKEN : pattern = factor = 0; break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2285 case GL2PS_BEGIN_BLEND_TOKEN : gl2ps->blending = GL_TRUE; break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2286 case GL2PS_END_BLEND_TOKEN : gl2ps->blending = GL_FALSE; break;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2287 case GL2PS_BEGIN_STIPPLE_TOKEN :
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2288 current += 2;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2289 used -= 2;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2290 pattern = (GLushort)current[1];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2291 current += 2;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2292 used -= 2;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2293 factor = (GLint)current[1];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2294 break;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2295 case GL2PS_SRC_BLEND_TOKEN :
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2296 current += 2;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2297 used -= 2;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2298 gl2ps->blendfunc[0] = (GLint)current[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2299 break;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2300 case GL2PS_DST_BLEND_TOKEN :
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2301 current += 2;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2302 used -= 2;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2303 gl2ps->blendfunc[1] = (GLint)current[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2304 break;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2305 case GL2PS_POINT_SIZE_TOKEN :
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2306 current += 2;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2307 used -= 2;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2308 psize = current[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2309 break;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2310 case GL2PS_LINE_WIDTH_TOKEN :
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2311 current += 2;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2312 used -= 2;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2313 lwidth = current[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2314 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2315 case GL2PS_IMAGEMAP_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2316 prim = (GL2PSprimitive *)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2317 prim->type = GL2PS_IMAGEMAP;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2318 prim->boundary = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2319 prim->numverts = 4;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2320 prim->verts = (GL2PSvertex )gl2psMalloc(4 sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2321 prim->culled = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2322 prim->offset = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2323 prim->pattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2324 prim->factor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2325 prim->width = 1;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2326
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2327 node = (GL2PSimagemap*)gl2psMalloc(sizeof(GL2PSimagemap));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2328 node->image = (GL2PSimage*)gl2psMalloc(sizeof(GL2PSimage));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2329 node->image->type = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2330 node->image->format = 0;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2331 node->image->zoom_x = 1.0F;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2332 node->image->zoom_y = 1.0F;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2333 node->next = NULL;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2334
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2335 if(gl2ps->imagemap_head == NULL)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2336 gl2ps->imagemap_head = node;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2337 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2338 gl2ps->imagemap_tail->next = node;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2339 gl2ps->imagemap_tail = node;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2340 prim->data.image = node->image;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2341
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2342 current += 2; used -= 2;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2343 i = gl2psGetVertex(&prim->verts[0], &current[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2344 current += i; used -= i;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2345
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2346 node->image->width = (GLint)current[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2347 current += 2; used -= 2;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2348 node->image->height = (GLint)current[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2349 prim->verts[0].xyz[0] = prim->verts[0].xyz[0] - (int)(node->image->width / 2) + 0.5F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2350 prim->verts[0].xyz[1] = prim->verts[0].xyz[1] - (int)(node->image->height / 2) + 0.5F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2351 for(i = 1; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2352 for(v = 0; v < 3; v++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2353 prim->verts[i].xyz[v] = prim->verts[0].xyz[v];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2354 prim->verts[i].rgba[v] = prim->verts[0].rgba[v];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2355 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2356 prim->verts[i].rgba[v] = prim->verts[0].rgba[v];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2357 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2358 prim->verts[1].xyz[0] = prim->verts[1].xyz[0] + node->image->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2359 prim->verts[2].xyz[0] = prim->verts[1].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2360 prim->verts[2].xyz[1] = prim->verts[2].xyz[1] + node->image->height;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2361 prim->verts[3].xyz[1] = prim->verts[2].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2362
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2363 sizeoffloat = sizeof(GLfloat);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2364 v = 2 * sizeoffloat;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2365 vtot = node->image->height + node->image->height *
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2366 ((node->image->width - 1) / 8);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2367 node->image->pixels = (GLfloat*)gl2psMalloc(v + vtot);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2368 node->image->pixels[0] = prim->verts[0].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2369 node->image->pixels[1] = prim->verts[0].xyz[1];
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2370
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2371 for(i = 0; i < vtot; i += sizeoffloat){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2372 current += 2; used -= 2;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2373 if((vtot - i) >= 4)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2374 memcpy(&(((char*)(node->image->pixels))[i + v]), &(current[2]), sizeoffloat);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2375 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2376 memcpy(&(((char*)(node->image->pixels))[i + v]), &(current[2]), vtot - i);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2377 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2378 current++; used--;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2379 gl2psListAdd(gl2ps->primitives, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2380 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2381 case GL2PS_DRAW_PIXELS_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2382 case GL2PS_TEXT_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2383 if(auxindex < gl2psListNbr(gl2ps->auxprimitives))
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2384 gl2psListAdd(gl2ps->primitives,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2385 gl2psListPointer(gl2ps->auxprimitives, auxindex++));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2386 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2387 gl2psMsg(GL2PS_ERROR, "Wrong number of auxiliary tokens in buffer");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2388 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2389 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2390 current += 2;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2391 used -= 2;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2392 break;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2393 default :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2394 gl2psMsg(GL2PS_WARNING, "Unknown token in buffer");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2395 current ++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2396 used --;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2397 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2398 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2399 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2400
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2401 gl2psListReset(gl2ps->auxprimitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2402 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2403
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2404 /*********************************************************************
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2405 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2406 * PostScript routines
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2407 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2408 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2409
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2410 static void gl2psWriteByte(unsigned char byte)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2411 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2412 unsigned char h = byte / 16;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2413 unsigned char l = byte % 16;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2414 gl2psPrintf("%x%x", h, l);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2415 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2416
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2417 static void gl2psPrintPostScriptPixmap(GLfloat x, GLfloat y, GL2PSimage *im)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2418 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2419 GLuint nbhex, nbyte, nrgb, nbits;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2420 GLuint row, col, ibyte, icase;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2421 GLfloat dr, dg, db, fgrey;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2422 unsigned char red = 0, green = 0, blue = 0, b, grey;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2423 GLuint width = (GLuint)im->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2424 GLuint height = (GLuint)im->height;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2425
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2426 /* FIXME: should we define an option for these? Or just keep the
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2427 8-bit per component case? */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2428 int greyscale = 0; /* set to 1 to output greyscale image */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2429 int nbit = 8; /* number of bits per color compoment (2, 4 or 8) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2430
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2431 if((width <= 0) \|\| (height <= 0)) return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2432
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2433 gl2psPrintf("gsave\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2434 gl2psPrintf("%.2f %.2f translate\n", x, y);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2435 gl2psPrintf("%.2f %.2f scale\n", width * im->zoom_x, height * im->zoom_y);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2436
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2437 if(greyscale){ /* greyscale */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2438 gl2psPrintf("/picstr %d string def\n", width);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2439 gl2psPrintf("%d %d %d\n", width, height, 8);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2440 gl2psPrintf("[ %d 0 0 -%d 0 %d ]\n", width, height, height);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2441 gl2psPrintf("{ currentfile picstr readhexstring pop }\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2442 gl2psPrintf("image\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2443 for(row = 0; row < height; row++){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2444 for(col = 0; col < width; col++){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2445 gl2psGetRGB(im, col, row, &dr, &dg, &db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2446 fgrey = (0.30F * dr + 0.59F * dg + 0.11F * db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2447 grey = (unsigned char)(255. * fgrey);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2448 gl2psWriteByte(grey);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2449 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2450 gl2psPrintf("\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2451 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2452 nbhex = width * height * 2;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2453 gl2psPrintf("%%%% nbhex digit :%d\n", nbhex);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2454 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2455 else if(nbit == 2){ /* color, 2 bits for r and g and b; rgbs following each other */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2456 nrgb = width * 3;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2457 nbits = nrgb * nbit;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2458 nbyte = nbits / 8;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2459 if((nbyte * 8) != nbits) nbyte++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2460 gl2psPrintf("/rgbstr %d string def\n", nbyte);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2461 gl2psPrintf("%d %d %d\n", width, height, nbit);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2462 gl2psPrintf("[ %d 0 0 -%d 0 %d ]\n", width, height, height);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2463 gl2psPrintf("{ currentfile rgbstr readhexstring pop }\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2464 gl2psPrintf("false 3\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2465 gl2psPrintf("colorimage\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2466 for(row = 0; row < height; row++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2467 icase = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2468 col = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2469 b = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2470 for(ibyte = 0; ibyte < nbyte; ibyte++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2471 if(icase == 1) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2472 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2473 gl2psGetRGB(im, col, row, &dr, &dg, &db);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2474 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2475 else {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2476 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2477 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2478 col++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2479 red = (unsigned char)(3. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2480 green = (unsigned char)(3. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2481 blue = (unsigned char)(3. * db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2482 b = red;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2483 b = (b<<2) + green;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2484 b = (b<<2) + blue;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2485 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2486 gl2psGetRGB(im, col, row, &dr, &dg, &db);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2487 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2488 else {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2489 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2490 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2491 col++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2492 red = (unsigned char)(3. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2493 green = (unsigned char)(3. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2494 blue = (unsigned char)(3. * db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2495 b = (b<<2) + red;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2496 gl2psWriteByte(b);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2497 b = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2498 icase++;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2499 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2500 else if(icase == 2) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2501 b = green;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2502 b = (b<<2) + blue;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2503 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2504 gl2psGetRGB(im, col, row, &dr, &dg, &db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2505 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2506 else {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2507 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2508 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2509 col++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2510 red = (unsigned char)(3. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2511 green = (unsigned char)(3. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2512 blue = (unsigned char)(3. * db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2513 b = (b<<2) + red;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2514 b = (b<<2) + green;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2515 gl2psWriteByte(b);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2516 b = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2517 icase++;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2518 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2519 else if(icase == 3) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2520 b = blue;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2521 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2522 gl2psGetRGB(im, col, row, &dr, &dg, &db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2523 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2524 else {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2525 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2526 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2527 col++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2528 red = (unsigned char)(3. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2529 green = (unsigned char)(3. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2530 blue = (unsigned char)(3. * db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2531 b = (b<<2) + red;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2532 b = (b<<2) + green;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2533 b = (b<<2) + blue;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2534 gl2psWriteByte(b);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2535 b = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2536 icase = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2537 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2538 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2539 gl2psPrintf("\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2540 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2541 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2542 else if(nbit == 4){ /* color, 4 bits for r and g and b; rgbs following each other */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2543 nrgb = width * 3;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2544 nbits = nrgb * nbit;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2545 nbyte = nbits / 8;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2546 if((nbyte * 8) != nbits) nbyte++;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2547 gl2psPrintf("/rgbstr %d string def\n", nbyte);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2548 gl2psPrintf("%d %d %d\n", width, height, nbit);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2549 gl2psPrintf("[ %d 0 0 -%d 0 %d ]\n", width, height, height);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2550 gl2psPrintf("{ currentfile rgbstr readhexstring pop }\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2551 gl2psPrintf("false 3\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2552 gl2psPrintf("colorimage\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2553 for(row = 0; row < height; row++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2554 col = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2555 icase = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2556 for(ibyte = 0; ibyte < nbyte; ibyte++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2557 if(icase == 1) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2558 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2559 gl2psGetRGB(im, col, row, &dr, &dg, &db);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2560 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2561 else {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2562 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2563 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2564 col++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2565 red = (unsigned char)(15. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2566 green = (unsigned char)(15. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2567 gl2psPrintf("%x%x", red, green);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2568 icase++;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2569 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2570 else if(icase == 2) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2571 blue = (unsigned char)(15. * db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2572 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2573 gl2psGetRGB(im, col, row, &dr, &dg, &db);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2574 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2575 else {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2576 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2577 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2578 col++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2579 red = (unsigned char)(15. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2580 gl2psPrintf("%x%x", blue, red);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2581 icase++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2582 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2583 else if(icase == 3) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2584 green = (unsigned char)(15. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2585 blue = (unsigned char)(15. * db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2586 gl2psPrintf("%x%x", green, blue);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2587 icase = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2588 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2589 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2590 gl2psPrintf("\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2591 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2592 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2593 else{ /* 8 bit for r and g and b */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2594 nbyte = width * 3;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2595 gl2psPrintf("/rgbstr %d string def\n", nbyte);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2596 gl2psPrintf("%d %d %d\n", width, height, 8);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2597 gl2psPrintf("[ %d 0 0 -%d 0 %d ]\n", width, height, height);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2598 gl2psPrintf("{ currentfile rgbstr readhexstring pop }\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2599 gl2psPrintf("false 3\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2600 gl2psPrintf("colorimage\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2601 for(row = 0; row < height; row++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2602 for(col = 0; col < width; col++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2603 gl2psGetRGB(im, col, row, &dr, &dg, &db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2604 red = (unsigned char)(255. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2605 gl2psWriteByte(red);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2606 green = (unsigned char)(255. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2607 gl2psWriteByte(green);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2608 blue = (unsigned char)(255. * db);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2609 gl2psWriteByte(blue);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2610 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2611 gl2psPrintf("\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2612 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2613 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2614
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2615 gl2psPrintf("grestore\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2616 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2617
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2618 static void gl2psPrintPostScriptImagemap(GLfloat x, GLfloat y,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2619 GLsizei width, GLsizei height,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2620 const unsigned char *imagemap){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2621 int i, size;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2622
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2623 if((width <= 0) \|\| (height <= 0)) return;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2624
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2625 size = height + height * (width - 1) / 8;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2626
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2627 gl2psPrintf("gsave\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2628 gl2psPrintf("%.2f %.2f translate\n", x, y);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2629 gl2psPrintf("%d %d scale\n%d %d\ntrue\n", width, height,width, height);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2630 gl2psPrintf("[ %d 0 0 -%d 0 %d ] {<", width, height);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2631 for(i = 0; i < size; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2632 gl2psWriteByte(*imagemap);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2633 imagemap++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2634 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2635 gl2psPrintf(">} imagemask\ngrestore\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2636 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2637
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2638 static void gl2psPrintPostScriptHeader(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2639 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2640 time_t now;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2641
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2642 /* Since compression is not part of the PostScript standard,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2643 compressed PostScript files are just gzipped PostScript files
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2644 ("ps.gz" or "eps.gz") */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2645 gl2psPrintGzipHeader();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2646
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2647 time(&now);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2648
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2649 if(gl2ps->format == GL2PS_PS){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2650 gl2psPrintf("%%!PS-Adobe-3.0\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2651 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2652 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2653 gl2psPrintf("%%!PS-Adobe-3.0 EPSF-3.0\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2654 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2655
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2656 gl2psPrintf("%%%%Title: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2657 "%%%%Creator: GL2PS %d.%d.%d%s, %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2658 "%%%%For: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2659 "%%%%CreationDate: %s"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2660 "%%%%LanguageLevel: 3\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2661 "%%%%DocumentData: Clean7Bit\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2662 "%%%%Pages: 1\n",
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2663 gl2ps->title, GL2PS_MAJOR_VERSION, GL2PS_MINOR_VERSION,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2664 GL2PS_PATCH_VERSION, GL2PS_EXTRA_VERSION, GL2PS_COPYRIGHT,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2665 gl2ps->producer, ctime(&now));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2666
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2667 if(gl2ps->format == GL2PS_PS){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2668 gl2psPrintf("%%%%Orientation: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2669 "%%%%DocumentMedia: Default %d %d 0 () ()\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2670 (gl2ps->options & GL2PS_LANDSCAPE) ? "Landscape" : "Portrait",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2671 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[3] :
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2672 (int)gl2ps->viewport[2],
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2673 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[2] :
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2674 (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2675 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2676
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2677 gl2psPrintf("%%%%BoundingBox: %d %d %d %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2678 "%%%%EndComments\n",
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2679 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[1] :
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2680 (int)gl2ps->viewport[0],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2681 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[0] :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2682 (int)gl2ps->viewport[1],
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2683 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[3] :
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2684 (int)gl2ps->viewport[2],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2685 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[2] :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2686 (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2687
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2688 /* RGB color: r g b C (replace C by G in output to change from rgb to gray)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2689 Grayscale: r g b G
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2690 Font choose: size fontname FC
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2691 Text string: (string) x y size fontname S??
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2692 Rotated text string: (string) angle x y size fontname S??R
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2693 Point primitive: x y size P
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2694 Line width: width W
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2695 Line start: x y LS
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2696 Line joining last point: x y L
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2697 Line end: x y LE
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2698 Flat-shaded triangle: x3 y3 x2 y2 x1 y1 T
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2699 Smooth-shaded triangle: x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 ST */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2700
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2701 gl2psPrintf("%%%%BeginProlog\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2702 "/gl2psdict 64 dict def gl2psdict begin\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2703 "0 setlinecap 0 setlinejoin\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2704 "/tryPS3shading %s def %% set to false to force subdivision\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2705 "/rThreshold %g def %% red component subdivision threshold\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2706 "/gThreshold %g def %% green component subdivision threshold\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2707 "/bThreshold %g def %% blue component subdivision threshold\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2708 (gl2ps->options & GL2PS_NO_PS3_SHADING) ? "false" : "true",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2709 gl2ps->threshold[0], gl2ps->threshold[1], gl2ps->threshold[2]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2710
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2711 gl2psPrintf("/BD { bind def } bind def\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2712 "/C { setrgbcolor } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2713 "/G { 0.082 mul exch 0.6094 mul add exch 0.3086 mul add neg 1.0 add setgray } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2714 "/W { setlinewidth } BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2715
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2716 gl2psPrintf("/FC { findfont exch /SH exch def SH scalefont setfont } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2717 "/SW { dup stringwidth pop } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2718 "/S { FC moveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2719 "/SBC{ FC moveto SW -2 div 0 rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2720 "/SBR{ FC moveto SW neg 0 rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2721 "/SCL{ FC moveto 0 SH -2 div rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2722 "/SCC{ FC moveto SW -2 div SH -2 div rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2723 "/SCR{ FC moveto SW neg SH -2 div rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2724 "/STL{ FC moveto 0 SH neg rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2725 "/STC{ FC moveto SW -2 div SH neg rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2726 "/STR{ FC moveto SW neg SH neg rmoveto show } BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2727
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2728 /* rotated text routines: same nameanem with R appended */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2729
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2730 gl2psPrintf("/FCT { FC translate 0 0 } BD\n"
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2731 "/SR { gsave FCT moveto rotate show grestore } BD\n"
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2732 "/SBCR{ gsave FCT moveto rotate SW -2 div 0 rmoveto show grestore } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2733 "/SBRR{ gsave FCT moveto rotate SW neg 0 rmoveto show grestore } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2734 "/SCLR{ gsave FCT moveto rotate 0 SH -2 div rmoveto show grestore} BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2735 gl2psPrintf("/SCCR{ gsave FCT moveto rotate SW -2 div SH -2 div rmoveto show grestore} BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2736 "/SCRR{ gsave FCT moveto rotate SW neg SH -2 div rmoveto show grestore} BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2737 "/STLR{ gsave FCT moveto rotate 0 SH neg rmoveto show grestore } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2738 "/STCR{ gsave FCT moveto rotate SW -2 div SH neg rmoveto show grestore } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2739 "/STRR{ gsave FCT moveto rotate SW neg SH neg rmoveto show grestore } BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2740
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2741 gl2psPrintf("/P { newpath 0.0 360.0 arc closepath fill } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2742 "/LS { newpath moveto } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2743 "/L { lineto } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2744 "/LE { lineto stroke } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2745 "/T { newpath moveto lineto lineto closepath fill } BD\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2746
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2747 /* Smooth-shaded triangle with PostScript level 3 shfill operator:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2748 x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 STshfill */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2749
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2750 gl2psPrintf("/STshfill {\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2751 " /b1 exch def /g1 exch def /r1 exch def /y1 exch def /x1 exch def\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2752 " /b2 exch def /g2 exch def /r2 exch def /y2 exch def /x2 exch def\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2753 " /b3 exch def /g3 exch def /r3 exch def /y3 exch def /x3 exch def\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2754 " gsave << /ShadingType 4 /ColorSpace [/DeviceRGB]\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2755 " /DataSource [ 0 x1 y1 r1 g1 b1 0 x2 y2 r2 g2 b2 0 x3 y3 r3 g3 b3 ] >>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2756 " shfill grestore } BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2757
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2758 /* Flat-shaded triangle with middle color:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2759 x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 Tm */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2760
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2761 gl2psPrintf(/* stack : x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2762 "/Tm { 3 -1 roll 8 -1 roll 13 -1 roll add add 3 div\n" /* r = (r1+r2+r3)/3 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2763 /* stack : x3 y3 g3 b3 x2 y2 g2 b2 x1 y1 g1 b1 r */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2764 " 3 -1 roll 7 -1 roll 11 -1 roll add add 3 div\n" /* g = (g1+g2+g3)/3 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2765 /* stack : x3 y3 b3 x2 y2 b2 x1 y1 b1 r g b */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2766 " 3 -1 roll 6 -1 roll 9 -1 roll add add 3 div" /* b = (b1+b2+b3)/3 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2767 /* stack : x3 y3 x2 y2 x1 y1 r g b */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2768 " C T } BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2769
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2770 /* Split triangle in four sub-triangles (at sides middle points) and call the
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2771 STnoshfill procedure on each, interpolating the colors in RGB space:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2772 x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 STsplit
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2773 (in procedure comments key: (Vi) = xi yi ri gi bi) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2774
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2775 gl2psPrintf("/STsplit {\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2776 " 4 index 15 index add 0.5 mul\n" /* x13 = (x1+x3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2777 " 4 index 15 index add 0.5 mul\n" /* y13 = (y1+y3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2778 " 4 index 15 index add 0.5 mul\n" /* r13 = (r1+r3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2779 " 4 index 15 index add 0.5 mul\n" /* g13 = (g1+g3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2780 " 4 index 15 index add 0.5 mul\n" /* b13 = (b1+b3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2781 " 5 copy 5 copy 25 15 roll\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2782
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2783 /* at his point, stack = (V3) (V13) (V13) (V13) (V2) (V1) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2784
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2785 gl2psPrintf(" 9 index 30 index add 0.5 mul\n" /* x23 = (x2+x3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2786 " 9 index 30 index add 0.5 mul\n" /* y23 = (y2+y3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2787 " 9 index 30 index add 0.5 mul\n" /* r23 = (r2+r3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2788 " 9 index 30 index add 0.5 mul\n" /* g23 = (g2+g3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2789 " 9 index 30 index add 0.5 mul\n" /* b23 = (b2+b3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2790 " 5 copy 5 copy 35 5 roll 25 5 roll 15 5 roll\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2791
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2792 /* stack = (V3) (V13) (V23) (V13) (V23) (V13) (V23) (V2) (V1) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2793
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2794 gl2psPrintf(" 4 index 10 index add 0.5 mul\n" /* x12 = (x1+x2)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2795 " 4 index 10 index add 0.5 mul\n" /* y12 = (y1+y2)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2796 " 4 index 10 index add 0.5 mul\n" /* r12 = (r1+r2)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2797 " 4 index 10 index add 0.5 mul\n" /* g12 = (g1+g2)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2798 " 4 index 10 index add 0.5 mul\n" /* b12 = (b1+b2)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2799 " 5 copy 5 copy 40 5 roll 25 5 roll 15 5 roll 25 5 roll\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2800
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2801 /* stack = (V3) (V13) (V23) (V13) (V12) (V23) (V13) (V1) (V12) (V23) (V12) (V2) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2802
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2803 gl2psPrintf(" STnoshfill STnoshfill STnoshfill STnoshfill } BD\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2804
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2805 /* Gouraud shaded triangle using recursive subdivision until the difference
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2806 between corner colors does not exceed the thresholds:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2807 x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 STnoshfill */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2808
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2809 gl2psPrintf("/STnoshfill {\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2810 " 2 index 8 index sub abs rThreshold gt\n" /* \|r1-r2\|>rth */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2811 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2812 " { 1 index 7 index sub abs gThreshold gt\n" /* \|g1-g2\|>gth */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2813 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2814 " { dup 6 index sub abs bThreshold gt\n" /* \|b1-b2\|>bth */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2815 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2816 " { 2 index 13 index sub abs rThreshold gt\n" /* \|r1-r3\|>rht */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2817 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2818 " { 1 index 12 index sub abs gThreshold gt\n" /* \|g1-g3\|>gth */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2819 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2820 " { dup 11 index sub abs bThreshold gt\n" /* \|b1-b3\|>bth */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2821 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2822 " { 7 index 13 index sub abs rThreshold gt\n"); /* \|r2-r3\|>rht */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2823 gl2psPrintf(" { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2824 " { 6 index 12 index sub abs gThreshold gt\n" /* \|g2-g3\|>gth */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2825 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2826 " { 5 index 11 index sub abs bThreshold gt\n" /* \|b2-b3\|>bth */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2827 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2828 " { Tm }\n" /* all colors sufficiently similar */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2829 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2830 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2831 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2832 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2833 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2834 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2835 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2836 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2837 " ifelse } BD\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2838
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2839 gl2psPrintf("tryPS3shading\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2840 "{ /shfill where\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2841 " { /ST { STshfill } BD }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2842 " { /ST { STnoshfill } BD }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2843 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2844 "{ /ST { STnoshfill } BD }\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2845 "ifelse\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2846
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2847 gl2psPrintf("end\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2848 "%%%%EndProlog\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2849 "%%%%BeginSetup\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2850 "/DeviceRGB setcolorspace\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2851 "gl2psdict begin\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2852 "%%%%EndSetup\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2853 "%%%%Page: 1 1\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2854 "%%%%BeginPageSetup\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2855
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2856 if(gl2ps->options & GL2PS_LANDSCAPE){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2857 gl2psPrintf("%d 0 translate 90 rotate\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2858 (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2859 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2860
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2861 gl2psPrintf("%%%%EndPageSetup\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2862 "mark\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2863 "gsave\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2864 "1.0 1.0 scale\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2865
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2866 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2867 gl2psPrintf("%g %g %g C\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2868 "newpath %d %d moveto %d %d lineto %d %d lineto %d %d lineto\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2869 "closepath fill\n",
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2870 gl2ps->bgcolor[0], gl2ps->bgcolor[1], gl2ps->bgcolor[2],
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2871 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1], (int)gl2ps->viewport[2],
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2872 (int)gl2ps->viewport[1], (int)gl2ps->viewport[2], (int)gl2ps->viewport[3],
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2873 (int)gl2ps->viewport[0], (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2874 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2875 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2876
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2877 static void gl2psPrintPostScriptColor(GL2PSrgba rgba)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2878 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2879 if(!gl2psSameColor(gl2ps->lastrgba, rgba)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2880 gl2psSetLastColor(rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2881 gl2psPrintf("%g %g %g C\n", rgba[0], rgba[1], rgba[2]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2882 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2883 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2884
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2885 static void gl2psResetPostScriptColor(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2886 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2887 gl2ps->lastrgba[0] = gl2ps->lastrgba[1] = gl2ps->lastrgba[2] = -1.;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2888 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2889
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2890 static void gl2psEndPostScriptLine(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2891 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2892 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2893 if(gl2ps->lastvertex.rgba[0] >= 0.){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2894 gl2psPrintf("%g %g LE\n", gl2ps->lastvertex.xyz[0], gl2ps->lastvertex.xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2895 for(i = 0; i < 3; i++)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2896 gl2ps->lastvertex.xyz[i] = -1.;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2897 for(i = 0; i < 4; i++)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2898 gl2ps->lastvertex.rgba[i] = -1.;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2899 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2900 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2901
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2902 static void gl2psParseStipplePattern(GLushort pattern, GLint factor,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2903 int *nb, int array[10])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2904 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2905 int i, n;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2906 int on[8] = {0, 0, 0, 0, 0, 0, 0, 0};
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2907 int off[8] = {0, 0, 0, 0, 0, 0, 0, 0};
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2908 char tmp[16];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2909
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2910 /* extract the 16 bits from the OpenGL stipple pattern */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2911 for(n = 15; n >= 0; n--){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2912 tmp[n] = (char)(pattern & 0x01);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2913 pattern >>= 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2914 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2915 /* compute the on/off pixel sequence */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2916 n = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2917 for(i = 0; i < 8; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2918 while(n < 16 && !tmp[n]){ off[i]++; n++; }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2919 while(n < 16 && tmp[n]){ on[i]++; n++; }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2920 if(n >= 15){ i++; break; }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2921 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2922
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2923 /* store the on/off array from right to left, starting with off
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2924 pixels. The PostScript specification allows for at most 11
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2925 elements in the on/off array, so we limit ourselves to 5 on/off
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2926 couples (our longest possible array is thus [on4 off4 on3 off3
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2927 on2 off2 on1 off1 on0 off0]) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2928 *nb = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2929 for(n = i - 1; n >= 0; n--){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2930 array[(nb)++] = factor on[n];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2931 array[(nb)++] = factor off[n];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2932 if(*nb == 10) break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2933 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2934 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2935
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2936 static int gl2psPrintPostScriptDash(GLushort pattern, GLint factor, const char *str)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2937 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2938 int len = 0, i, n, array[10];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2939
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2940 if(pattern == gl2ps->lastpattern && factor == gl2ps->lastfactor)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2941 return 0;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2942
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2943 gl2ps->lastpattern = pattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2944 gl2ps->lastfactor = factor;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2945
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2946 if(!pattern \|\| !factor){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2947 /* solid line */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2948 len += gl2psPrintf("[] 0 %s\n", str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2949 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2950 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2951 gl2psParseStipplePattern(pattern, factor, &n, array);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2952 len += gl2psPrintf("[");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2953 for(i = 0; i < n; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2954 if(i) len += gl2psPrintf(" ");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2955 len += gl2psPrintf("%d", array[i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2956 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2957 len += gl2psPrintf("] 0 %s\n", str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2958 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2959
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2960 return len;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2961 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2962
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2963 static void gl2psPrintPostScriptPrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2964 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2965 int newline;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2966 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2967
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2968 prim = (GL2PSprimitive*)data;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2969
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2970 if((gl2ps->options & GL2PS_OCCLUSION_CULL) && prim->culled) return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2971
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2972 /* Every effort is made to draw lines as connected segments (i.e.,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2973 using a single PostScript path): this is the only way to get nice
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2974 line joins and to not restart the stippling for every line
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2975 segment. So if the primitive to print is not a line we must first
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2976 finish the current line (if any): */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2977 if(prim->type != GL2PS_LINE) gl2psEndPostScriptLine();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2978
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2979 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2980 case GL2PS_POINT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2981 gl2psPrintPostScriptColor(prim->verts[0].rgba);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	2982 gl2psPrintf("%g %g %g P\n",
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2983 prim->verts[0].xyz[0], prim->verts[0].xyz[1], 0.5 * prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2984 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2985 case GL2PS_LINE :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2986 if(!gl2psSamePosition(gl2ps->lastvertex.xyz, prim->verts[0].xyz) \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2987 !gl2psSameColor(gl2ps->lastrgba, prim->verts[0].rgba) \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2988 gl2ps->lastlinewidth != prim->width \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2989 gl2ps->lastpattern != prim->pattern \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2990 gl2ps->lastfactor != prim->factor){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2991 /* End the current line if the new segment does not start where
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2992 the last one ended, or if the color, the width or the
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2993 stippling have changed (multi-stroking lines with changing
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2994 colors is necessary until we use /shfill for lines;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2995 unfortunately this means that at the moment we can screw up
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2996 line stippling for smooth-shaded lines) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2997 gl2psEndPostScriptLine();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2998 newline = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	2999 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3000 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3001 newline = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3002 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3003 if(gl2ps->lastlinewidth != prim->width){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3004 gl2ps->lastlinewidth = prim->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3005 gl2psPrintf("%g W\n", gl2ps->lastlinewidth);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3006 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3007 gl2psPrintPostScriptDash(prim->pattern, prim->factor, "setdash");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3008 gl2psPrintPostScriptColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3009 gl2psPrintf("%g %g %s\n", prim->verts[0].xyz[0], prim->verts[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3010 newline ? "LS" : "L");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3011 gl2ps->lastvertex = prim->verts[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3012 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3013 case GL2PS_TRIANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3014 if(!gl2psVertsSameColor(prim)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3015 gl2psResetPostScriptColor();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3016 gl2psPrintf("%g %g %g %g %g %g %g %g %g %g %g %g %g %g %g ST\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3017 prim->verts[2].xyz[0], prim->verts[2].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3018 prim->verts[2].rgba[0], prim->verts[2].rgba[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3019 prim->verts[2].rgba[2], prim->verts[1].xyz[0],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3020 prim->verts[1].xyz[1], prim->verts[1].rgba[0],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3021 prim->verts[1].rgba[1], prim->verts[1].rgba[2],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3022 prim->verts[0].xyz[0], prim->verts[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3023 prim->verts[0].rgba[0], prim->verts[0].rgba[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3024 prim->verts[0].rgba[2]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3025 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3026 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3027 gl2psPrintPostScriptColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3028 gl2psPrintf("%g %g %g %g %g %g T\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3029 prim->verts[2].xyz[0], prim->verts[2].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3030 prim->verts[1].xyz[0], prim->verts[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3031 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3032 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3033 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3034 case GL2PS_QUADRANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3035 gl2psMsg(GL2PS_WARNING, "There should not be any quad left to print");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3036 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3037 case GL2PS_PIXMAP :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3038 gl2psPrintPostScriptPixmap(prim->verts[0].xyz[0], prim->verts[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3039 prim->data.image);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3040 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3041 case GL2PS_IMAGEMAP :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3042 if(prim->data.image->type != GL2PS_IMAGEMAP_WRITTEN){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3043 gl2psPrintPostScriptColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3044 gl2psPrintPostScriptImagemap(prim->data.image->pixels[0],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3045 prim->data.image->pixels[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3046 prim->data.image->width, prim->data.image->height,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3047 (const unsigned char*)(&(prim->data.image->pixels[2])));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3048 prim->data.image->type = GL2PS_IMAGEMAP_WRITTEN;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3049 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3050 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3051 case GL2PS_TEXT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3052 gl2psPrintPostScriptColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3053 gl2psPrintf("(%s) ", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3054 if(prim->data.text->angle)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3055 gl2psPrintf("%g ", prim->data.text->angle);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3056 gl2psPrintf("%g %g %d /%s ",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3057 prim->verts[0].xyz[0], prim->verts[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3058 prim->data.text->fontsize, prim->data.text->fontname);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3059 switch(prim->data.text->alignment){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3060 case GL2PS_TEXT_C:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3061 gl2psPrintf(prim->data.text->angle ? "SCCR\n" : "SCC\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3062 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3063 case GL2PS_TEXT_CL:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3064 gl2psPrintf(prim->data.text->angle ? "SCLR\n" : "SCL\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3065 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3066 case GL2PS_TEXT_CR:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3067 gl2psPrintf(prim->data.text->angle ? "SCRR\n" : "SCR\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3068 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3069 case GL2PS_TEXT_B:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3070 gl2psPrintf(prim->data.text->angle ? "SBCR\n" : "SBC\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3071 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3072 case GL2PS_TEXT_BR:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3073 gl2psPrintf(prim->data.text->angle ? "SBRR\n" : "SBR\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3074 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3075 case GL2PS_TEXT_T:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3076 gl2psPrintf(prim->data.text->angle ? "STCR\n" : "STC\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3077 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3078 case GL2PS_TEXT_TL:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3079 gl2psPrintf(prim->data.text->angle ? "STLR\n" : "STL\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3080 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3081 case GL2PS_TEXT_TR:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3082 gl2psPrintf(prim->data.text->angle ? "STRR\n" : "STR\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3083 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3084 case GL2PS_TEXT_BL:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3085 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3086 gl2psPrintf(prim->data.text->angle ? "SR\n" : "S\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3087 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3088 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3089 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3090 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3091 /* alignment contains the format for which the special output text
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3092 is intended */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3093 if(prim->data.text->alignment == GL2PS_PS \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3094 prim->data.text->alignment == GL2PS_EPS)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3095 gl2psPrintf("%s\n", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3096 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3097 default :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3098 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3099 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3100 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3101
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3102 static void gl2psPrintPostScriptFooter(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3103 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3104 gl2psPrintf("grestore\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3105 "showpage\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3106 "cleartomark\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3107 "%%%%PageTrailer\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3108 "%%%%Trailer\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3109 "end\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3110 "%%%%EOF\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3111
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3112 gl2psPrintGzipFooter();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3113 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3114
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3115 static void gl2psPrintPostScriptBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3116 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3117 GLint index;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3118 GLfloat rgba[4];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3119 int x = viewport[0], y = viewport[1], w = viewport[2], h = viewport[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3120
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3121 glRenderMode(GL_FEEDBACK);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3122
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3123 if(gl2ps->header){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3124 gl2psPrintPostScriptHeader();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3125 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3126 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3127
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3128 gl2psPrintf("gsave\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3129 "1.0 1.0 scale\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3130
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3131 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3132 if(gl2ps->colormode == GL_RGBA \|\| gl2ps->colorsize == 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3133 glGetFloatv(GL_COLOR_CLEAR_VALUE, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3134 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3135 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3136 glGetIntegerv(GL_INDEX_CLEAR_VALUE, &index);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3137 rgba[0] = gl2ps->colormap[index][0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3138 rgba[1] = gl2ps->colormap[index][1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3139 rgba[2] = gl2ps->colormap[index][2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3140 rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3141 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3142 gl2psPrintf("%g %g %g C\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3143 "newpath %d %d moveto %d %d lineto %d %d lineto %d %d lineto\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3144 "closepath fill\n",
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3145 rgba[0], rgba[1], rgba[2],
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3146 x, y, x+w, y, x+w, y+h, x, y+h);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3147 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3148
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3149 gl2psPrintf("newpath %d %d moveto %d %d lineto %d %d lineto %d %d lineto\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3150 "closepath clip\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3151 x, y, x+w, y, x+w, y+h, x, y+h);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3152
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3153 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3154
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3155 static GLint gl2psPrintPostScriptEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3156 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3157 GLint res;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3158
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3159 res = gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3160 gl2psPrintf("grestore\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3161 return res;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3162 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3163
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3164 static void gl2psPrintPostScriptFinalPrimitive(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3165 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3166 /* End any remaining line, if any */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3167 gl2psEndPostScriptLine();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3168 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3169
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3170 /* definition of the PostScript and Encapsulated PostScript backends */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3171
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3172 static GL2PSbackend gl2psPS = {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3173 gl2psPrintPostScriptHeader,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3174 gl2psPrintPostScriptFooter,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3175 gl2psPrintPostScriptBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3176 gl2psPrintPostScriptEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3177 gl2psPrintPostScriptPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3178 gl2psPrintPostScriptFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3179 "ps",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3180 "Postscript"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3181 };
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3182
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3183 static GL2PSbackend gl2psEPS = {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3184 gl2psPrintPostScriptHeader,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3185 gl2psPrintPostScriptFooter,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3186 gl2psPrintPostScriptBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3187 gl2psPrintPostScriptEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3188 gl2psPrintPostScriptPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3189 gl2psPrintPostScriptFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3190 "eps",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3191 "Encapsulated Postscript"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3192 };
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3193
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3194 /*********************************************************************
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3195 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3196 * LaTeX routines
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3197 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3198 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3199
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3200 static void gl2psPrintTeXHeader(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3201 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3202 char name[256];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3203 time_t now;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3204 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3205
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3206 if(gl2ps->filename && strlen(gl2ps->filename) < 256){
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	3207 for(i = (int)strlen(gl2ps->filename) - 1; i >= 0; i--){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3208 if(gl2ps->filename[i] == '.'){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3209 strncpy(name, gl2ps->filename, i);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3210 name[i] = '\0';
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3211 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3212 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3213 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3214 if(i <= 0) strcpy(name, gl2ps->filename);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3215 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3216 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3217 strcpy(name, "untitled");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3218 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3219
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3220 time(&now);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3221
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3222 fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3223 "%% Title: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3224 "%% Creator: GL2PS %d.%d.%d%s, %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3225 "%% For: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3226 "%% CreationDate: %s",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3227 gl2ps->title, GL2PS_MAJOR_VERSION, GL2PS_MINOR_VERSION,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3228 GL2PS_PATCH_VERSION, GL2PS_EXTRA_VERSION, GL2PS_COPYRIGHT,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3229 gl2ps->producer, ctime(&now));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3230
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3231 fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3232 "\\setlength{\\unitlength}{1pt}\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3233 "\\begin{picture}(0,0)\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3234 "\\includegraphics{%s}\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3235 "\\end{picture}%%\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3236 "%s\\begin{picture}(%d,%d)(0,0)\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3237 name, (gl2ps->options & GL2PS_LANDSCAPE) ? "\\rotatebox{90}{" : "",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3238 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3239 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3240
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3241 static void gl2psPrintTeXPrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3242 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3243 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3244
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3245 prim = (GL2PSprimitive*)data;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3246
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3247 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3248 case GL2PS_TEXT :
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3249 fprintf(gl2ps->stream, "\\fontsize{%d}{0}\n\\selectfont",
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3250 prim->data.text->fontsize);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3251 fprintf(gl2ps->stream, "\\put(%g,%g)",
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3252 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3253 if(prim->data.text->angle)
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3254 fprintf(gl2ps->stream, "{\\rotatebox{%g}", prim->data.text->angle);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3255 fprintf(gl2ps->stream, "{\\makebox(0,0)");
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3256 switch(prim->data.text->alignment){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3257 case GL2PS_TEXT_C:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3258 fprintf(gl2ps->stream, "{");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3259 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3260 case GL2PS_TEXT_CL:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3261 fprintf(gl2ps->stream, "[l]{");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3262 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3263 case GL2PS_TEXT_CR:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3264 fprintf(gl2ps->stream, "[r]{");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3265 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3266 case GL2PS_TEXT_B:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3267 fprintf(gl2ps->stream, "[b]{");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3268 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3269 case GL2PS_TEXT_BR:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3270 fprintf(gl2ps->stream, "[br]{");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3271 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3272 case GL2PS_TEXT_T:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3273 fprintf(gl2ps->stream, "[t]{");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3274 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3275 case GL2PS_TEXT_TL:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3276 fprintf(gl2ps->stream, "[tl]{");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3277 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3278 case GL2PS_TEXT_TR:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3279 fprintf(gl2ps->stream, "[tr]{");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3280 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3281 case GL2PS_TEXT_BL:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3282 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3283 fprintf(gl2ps->stream, "[bl]{");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3284 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3285 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3286 fprintf(gl2ps->stream, "\\textcolor[rgb]{%g,%g,%g}{{%s}}",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3287 prim->verts[0].rgba[0], prim->verts[0].rgba[1], prim->verts[0].rgba[2],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3288 prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3289 if(prim->data.text->angle)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3290 fprintf(gl2ps->stream, "}");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3291 fprintf(gl2ps->stream, "}}\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3292 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3293 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3294 /* alignment contains the format for which the special output text
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3295 is intended */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3296 if (prim->data.text->alignment == GL2PS_TEX)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3297 fprintf(gl2ps->stream, "%s\n", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3298 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3299 default :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3300 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3301 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3302 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3303
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3304 static void gl2psPrintTeXFooter(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3305 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3306 fprintf(gl2ps->stream, "\\end{picture}%s\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3307 (gl2ps->options & GL2PS_LANDSCAPE) ? "}" : "");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3308 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3309
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3310 static void gl2psPrintTeXBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3311 {
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	3312 (void) viewport; /* not used */
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3313 glRenderMode(GL_FEEDBACK);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3314
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3315 if(gl2ps->header){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3316 gl2psPrintTeXHeader();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3317 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3318 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3319 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3320
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3321 static GLint gl2psPrintTeXEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3322 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3323 return gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3324 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3325
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3326 static void gl2psPrintTeXFinalPrimitive(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3327 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3328 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3329
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3330 /* definition of the LaTeX backend */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3331
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3332 static GL2PSbackend gl2psTEX = {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3333 gl2psPrintTeXHeader,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3334 gl2psPrintTeXFooter,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3335 gl2psPrintTeXBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3336 gl2psPrintTeXEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3337 gl2psPrintTeXPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3338 gl2psPrintTeXFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3339 "tex",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3340 "LaTeX text"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3341 };
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3342
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3343 /*********************************************************************
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3344 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3345 * PDF routines
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3346 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3347 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3348
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3349 static int gl2psPrintPDFCompressorType(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3350 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3351 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3352 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3353 return fprintf(gl2ps->stream, "/Filter [/FlateDecode]\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3354 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3355 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3356 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3357 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3358
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3359 static int gl2psPrintPDFStrokeColor(GL2PSrgba rgba)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3360 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3361 int i, offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3362
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3363 gl2psSetLastColor(rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3364 for(i = 0; i < 3; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3365 if(GL2PS_ZERO(rgba[i]))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3366 offs += gl2psPrintf("%.0f ", 0.);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3367 else if(rgba[i] < 1e-4 \|\| rgba[i] > 1e6) /* avoid %e formatting */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3368 offs += gl2psPrintf("%f ", rgba[i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3369 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3370 offs += gl2psPrintf("%g ", rgba[i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3371 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3372 offs += gl2psPrintf("RG\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3373 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3374 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3375
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3376 static int gl2psPrintPDFFillColor(GL2PSrgba rgba)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3377 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3378 int i, offs = 0;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3379
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3380 for(i = 0; i < 3; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3381 if(GL2PS_ZERO(rgba[i]))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3382 offs += gl2psPrintf("%.0f ", 0.);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3383 else if(rgba[i] < 1e-4 \|\| rgba[i] > 1e6) /* avoid %e formatting */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3384 offs += gl2psPrintf("%f ", rgba[i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3385 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3386 offs += gl2psPrintf("%g ", rgba[i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3387 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3388 offs += gl2psPrintf("rg\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3389 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3390 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3391
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3392 static int gl2psPrintPDFLineWidth(GLfloat lw)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3393 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3394 if(GL2PS_ZERO(lw))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3395 return gl2psPrintf("%.0f w\n", 0.);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3396 else if(lw < 1e-4 \|\| lw > 1e6) /* avoid %e formatting */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3397 return gl2psPrintf("%f w\n", lw);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3398 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3399 return gl2psPrintf("%g w\n", lw);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3400 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3401
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3402 static void gl2psPutPDFText(GL2PSstring *text, int cnt, GLfloat x, GLfloat y)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3403 {
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3404 GLfloat rad, crad, srad;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3405
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3406 if(text->angle == 0.0F){
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3407 gl2ps->streamlength += gl2psPrintf
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3408 ("BT\n"
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3409 "/F%d %d Tf\n"
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3410 "%f %f Td\n"
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3411 "(%s) Tj\n"
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3412 "ET\n",
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3413 cnt, text->fontsize, x, y, text->str);
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3414 }
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3415 else{
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	3416 rad = (GLfloat)(M_PI * text->angle / 180.0F);
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3417 srad = (GLfloat)sin(rad);
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3418 crad = (GLfloat)cos(rad);
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3419 gl2ps->streamlength += gl2psPrintf
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3420 ("BT\n"
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3421 "/F%d %d Tf\n"
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3422 "%f %f %f %f %f %f Tm\n"
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3423 "(%s) Tj\n"
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3424 "ET\n",
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3425 cnt, text->fontsize, crad, srad, -srad, crad, x, y, text->str);
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3426 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3427 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3428
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3429 static void gl2psPutPDFImage(GL2PSimage *image, int cnt, GLfloat x, GLfloat y)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3430 {
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3431 gl2ps->streamlength += gl2psPrintf
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3432 ("q\n"
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3433 "%d 0 0 %d %f %f cm\n"
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3434 "/Im%d Do\n"
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3435 "Q\n",
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3436 (int)image->width, (int)image->height, x, y, cnt);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3437 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3438
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3439 static void gl2psPDFstacksInit(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3440 {
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3441 gl2ps->objects_stack = 7 /* FIXED_XREF_ENTRIES */ + 1;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3442 gl2ps->extgs_stack = 0;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3443 gl2ps->font_stack = 0;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3444 gl2ps->im_stack = 0;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3445 gl2ps->trgroupobjects_stack = 0;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3446 gl2ps->shader_stack = 0;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3447 gl2ps->mshader_stack = 0;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3448 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3449
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3450 static void gl2psPDFgroupObjectInit(GL2PSpdfgroup *gro)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3451 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3452 if(!gro)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3453 return;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3454
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3455 gro->ptrlist = NULL;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3456 gro->fontno = gro->gsno = gro->imno = gro->maskshno = gro->shno
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3457 = gro->trgroupno = gro->fontobjno = gro->imobjno = gro->shobjno
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3458 = gro->maskshobjno = gro->gsobjno = gro->trgroupobjno = -1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3459 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3460
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3461 /* Build up group objects and assign name and object numbers */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3462
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3463 static void gl2psPDFgroupListInit(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3464 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3465 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3466 GL2PSprimitive *p = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3467 GL2PSpdfgroup gro;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3468 int lasttype = GL2PS_NO_TYPE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3469 GL2PSrgba lastrgba = {-1.0F, -1.0F, -1.0F, -1.0F};
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3470 GLushort lastpattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3471 GLint lastfactor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3472 GLfloat lastwidth = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3473 GL2PStriangle lastt, tmpt;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3474 int lastTriangleWasNotSimpleWithSameColor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3475
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3476 if(!gl2ps->pdfprimlist)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3477 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3478
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3479 gl2ps->pdfgrouplist = gl2psListCreate(500, 500, sizeof(GL2PSpdfgroup));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3480 gl2psInitTriangle(&lastt);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3481
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3482 for(i = 0; i < gl2psListNbr(gl2ps->pdfprimlist); ++i){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3483 p = (GL2PSprimitive*)gl2psListPointer(gl2ps->pdfprimlist, i);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3484 switch(p->type){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3485 case GL2PS_PIXMAP:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3486 gl2psPDFgroupObjectInit(&gro);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3487 gro.ptrlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3488 gro.imno = gl2ps->im_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3489 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3490 gl2psListAdd(gl2ps->pdfgrouplist, &gro);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3491 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3492 case GL2PS_TEXT:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3493 gl2psPDFgroupObjectInit(&gro);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3494 gro.ptrlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3495 gro.fontno = gl2ps->font_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3496 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3497 gl2psListAdd(gl2ps->pdfgrouplist, &gro);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3498 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3499 case GL2PS_LINE:
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3500 if(lasttype != p->type \|\| lastwidth != p->width \|\|
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3501 lastpattern != p->pattern \|\| lastfactor != p->factor \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3502 !gl2psSameColor(p->verts[0].rgba, lastrgba)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3503 gl2psPDFgroupObjectInit(&gro);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3504 gro.ptrlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3505 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3506 gl2psListAdd(gl2ps->pdfgrouplist, &gro);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3507 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3508 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3509 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3510 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3511 lastpattern = p->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3512 lastfactor = p->factor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3513 lastwidth = p->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3514 lastrgba[0] = p->verts[0].rgba[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3515 lastrgba[1] = p->verts[0].rgba[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3516 lastrgba[2] = p->verts[0].rgba[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3517 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3518 case GL2PS_POINT:
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3519 if(lasttype != p->type \|\| lastwidth != p->width \|\|
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3520 !gl2psSameColor(p->verts[0].rgba, lastrgba)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3521 gl2psPDFgroupObjectInit(&gro);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3522 gro.ptrlist = gl2psListCreate(1,2,sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3523 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3524 gl2psListAdd(gl2ps->pdfgrouplist, &gro);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3525 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3526 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3527 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3528 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3529 lastwidth = p->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3530 lastrgba[0] = p->verts[0].rgba[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3531 lastrgba[1] = p->verts[0].rgba[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3532 lastrgba[2] = p->verts[0].rgba[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3533 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3534 case GL2PS_TRIANGLE:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3535 gl2psFillTriangleFromPrimitive(&tmpt, p, GL_TRUE);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3536 lastTriangleWasNotSimpleWithSameColor =
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3537 !(tmpt.prop & T_CONST_COLOR && tmpt.prop & T_ALPHA_1) \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3538 !gl2psSameColor(tmpt.vertex[0].rgba, lastt.vertex[0].rgba);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3539 if(lasttype == p->type && tmpt.prop == lastt.prop &&
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3540 lastTriangleWasNotSimpleWithSameColor){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3541 /* TODO Check here for last alpha */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3542 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3543 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3544 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3545 gl2psPDFgroupObjectInit(&gro);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3546 gro.ptrlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3547 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3548 gl2psListAdd(gl2ps->pdfgrouplist, &gro);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3549 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3550 lastt = tmpt;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3551 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3552 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3553 break;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3554 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3555 lasttype = p->type;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3556 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3557 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3558
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3559 static void gl2psSortOutTrianglePDFgroup(GL2PSpdfgroup *gro)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3560 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3561 GL2PStriangle t;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3562 GL2PSprimitive *prim = NULL;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3563
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3564 if(!gro)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3565 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3566
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3567 if(!gl2psListNbr(gro->ptrlist))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3568 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3569
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3570 prim = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3571
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3572 if(prim->type != GL2PS_TRIANGLE)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3573 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3574
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3575 gl2psFillTriangleFromPrimitive(&t, prim, GL_TRUE);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3576
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3577 if(t.prop & T_CONST_COLOR && t.prop & T_ALPHA_LESS_1){
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3578 gro->gsno = gl2ps->extgs_stack++;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3579 gro->gsobjno = gl2ps->objects_stack ++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3580 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3581 else if(t.prop & T_CONST_COLOR && t.prop & T_VAR_ALPHA){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3582 gro->gsno = gl2ps->extgs_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3583 gro->gsobjno = gl2ps->objects_stack++;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3584 gro->trgroupno = gl2ps->trgroupobjects_stack++;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3585 gro->trgroupobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3586 gro->maskshno = gl2ps->mshader_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3587 gro->maskshobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3588 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3589 else if(t.prop & T_VAR_COLOR && t.prop & T_ALPHA_1){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3590 gro->shno = gl2ps->shader_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3591 gro->shobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3592 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3593 else if(t.prop & T_VAR_COLOR && t.prop & T_ALPHA_LESS_1){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3594 gro->gsno = gl2ps->extgs_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3595 gro->gsobjno = gl2ps->objects_stack++;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3596 gro->shno = gl2ps->shader_stack++;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3597 gro->shobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3598 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3599 else if(t.prop & T_VAR_COLOR && t.prop & T_VAR_ALPHA){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3600 gro->gsno = gl2ps->extgs_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3601 gro->gsobjno = gl2ps->objects_stack++;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3602 gro->shno = gl2ps->shader_stack++;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3603 gro->shobjno = gl2ps->objects_stack++;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3604 gro->trgroupno = gl2ps->trgroupobjects_stack++;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3605 gro->trgroupobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3606 gro->maskshno = gl2ps->mshader_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3607 gro->maskshobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3608 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3609 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3610
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3611 /* Main stream data */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3612
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3613 static void gl2psPDFgroupListWriteMainStream(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3614 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3615 int i, j, lastel;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3616 GL2PSprimitive prim = NULL, prev = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3617 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3618 GL2PStriangle t;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3619
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3620 if(!gl2ps->pdfgrouplist)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3621 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3622
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3623 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3624 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3625
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3626 lastel = gl2psListNbr(gro->ptrlist) - 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3627 if(lastel < 0)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3628 continue;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3629
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3630 prim = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3631
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3632 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3633 case GL2PS_POINT:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3634 gl2ps->streamlength += gl2psPrintf("1 J\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3635 gl2ps->streamlength += gl2psPrintPDFLineWidth(prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3636 gl2ps->streamlength += gl2psPrintPDFStrokeColor(prim->verts[0].rgba);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3637 for(j = 0; j <= lastel; ++j){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3638 prim = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3639 gl2ps->streamlength +=
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3640 gl2psPrintf("%f %f m %f %f l\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3641 prim->verts[0].xyz[0], prim->verts[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3642 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3643 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3644 gl2ps->streamlength += gl2psPrintf("S\n");
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3645 gl2ps->streamlength += gl2psPrintf("0 J\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3646 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3647 case GL2PS_LINE:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3648 /* We try to use as few paths as possible to draw lines, in
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3649 order to get nice stippling even when the individual segments
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3650 are smaller than the stipple */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3651 gl2ps->streamlength += gl2psPrintPDFLineWidth(prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3652 gl2ps->streamlength += gl2psPrintPDFStrokeColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3653 gl2ps->streamlength += gl2psPrintPostScriptDash(prim->pattern, prim->factor, "d");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3654 /* start new path */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3655 gl2ps->streamlength +=
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3656 gl2psPrintf("%f %f m\n",
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3657 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3658
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3659 for(j = 1; j <= lastel; ++j){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3660 prev = prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3661 prim = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3662 if(!gl2psSamePosition(prim->verts[0].xyz, prev->verts[1].xyz)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3663 /* the starting point of the new segment does not match the
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3664 end point of the previous line, so we end the current
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3665 path and start a new one */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3666 gl2ps->streamlength +=
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3667 gl2psPrintf("%f %f l\n",
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3668 prev->verts[1].xyz[0], prev->verts[1].xyz[1]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3669 gl2ps->streamlength +=
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3670 gl2psPrintf("%f %f m\n",
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3671 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3672 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3673 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3674 /* the two segements are connected, so we just append to the
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3675 current path */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3676 gl2ps->streamlength +=
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3677 gl2psPrintf("%f %f l\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3678 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3679 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3680 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3681 /* end last path */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3682 gl2ps->streamlength +=
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3683 gl2psPrintf("%f %f l\n",
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3684 prim->verts[1].xyz[0], prim->verts[1].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3685 gl2ps->streamlength += gl2psPrintf("S\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3686 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3687 case GL2PS_TRIANGLE:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3688 gl2psFillTriangleFromPrimitive(&t, prim, GL_TRUE);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3689 gl2psSortOutTrianglePDFgroup(gro);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3690
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3691 /* No alpha and const color: Simple PDF draw orders */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3692 if(t.prop & T_CONST_COLOR && t.prop & T_ALPHA_1){
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3693 gl2ps->streamlength += gl2psPrintPDFFillColor(t.vertex[0].rgba);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3694 for(j = 0; j <= lastel; ++j){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3695 prim = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3696 gl2psFillTriangleFromPrimitive(&t, prim, GL_FALSE);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3697 gl2ps->streamlength
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3698 += gl2psPrintf("%f %f m\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3699 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3700 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3701 "h f\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3702 t.vertex[0].xyz[0], t.vertex[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3703 t.vertex[1].xyz[0], t.vertex[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3704 t.vertex[2].xyz[0], t.vertex[2].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3705 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3706 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3707 /* Const alpha < 1 and const color: Simple PDF draw orders
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3708 and an extra extended Graphics State for the alpha const */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3709 else if(t.prop & T_CONST_COLOR && t.prop & T_ALPHA_LESS_1){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3710 gl2ps->streamlength += gl2psPrintf("q\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3711 "/GS%d gs\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3712 gro->gsno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3713 gl2ps->streamlength += gl2psPrintPDFFillColor(prim->verts[0].rgba);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3714 for(j = 0; j <= lastel; ++j){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3715 prim = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3716 gl2psFillTriangleFromPrimitive(&t, prim, GL_FALSE);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3717 gl2ps->streamlength
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3718 += gl2psPrintf("%f %f m\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3719 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3720 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3721 "h f\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3722 t.vertex[0].xyz[0], t.vertex[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3723 t.vertex[1].xyz[0], t.vertex[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3724 t.vertex[2].xyz[0], t.vertex[2].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3725 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3726 gl2ps->streamlength += gl2psPrintf("Q\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3727 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3728 /* Variable alpha and const color: Simple PDF draw orders
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3729 and an extra extended Graphics State + Xobject + Shader
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3730 object for the alpha mask */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3731 else if(t.prop & T_CONST_COLOR && t.prop & T_VAR_ALPHA){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3732 gl2ps->streamlength += gl2psPrintf("q\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3733 "/GS%d gs\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3734 "/TrG%d Do\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3735 gro->gsno, gro->trgroupno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3736 gl2ps->streamlength += gl2psPrintPDFFillColor(prim->verts[0].rgba);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3737 for(j = 0; j <= lastel; ++j){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3738 prim = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3739 gl2psFillTriangleFromPrimitive(&t, prim, GL_FALSE);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3740 gl2ps->streamlength
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3741 += gl2psPrintf("%f %f m\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3742 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3743 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3744 "h f\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3745 t.vertex[0].xyz[0], t.vertex[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3746 t.vertex[1].xyz[0], t.vertex[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3747 t.vertex[2].xyz[0], t.vertex[2].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3748 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3749 gl2ps->streamlength += gl2psPrintf("Q\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3750 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3751 /* Variable color and no alpha: Shader Object for the colored
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3752 triangle(s) */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3753 else if(t.prop & T_VAR_COLOR && t.prop & T_ALPHA_1){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3754 gl2ps->streamlength += gl2psPrintf("/Sh%d sh\n", gro->shno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3755 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3756 /* Variable color and const alpha < 1: Shader Object for the
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3757 colored triangle(s) and an extra extended Graphics State
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3758 for the alpha const */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3759 else if(t.prop & T_VAR_COLOR && t.prop & T_ALPHA_LESS_1){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3760 gl2ps->streamlength += gl2psPrintf("q\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3761 "/GS%d gs\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3762 "/Sh%d sh\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3763 "Q\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3764 gro->gsno, gro->shno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3765 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3766 /* Variable alpha and color: Shader Object for the colored
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3767 triangle(s) and an extra extended Graphics State
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3768 + Xobject + Shader object for the alpha mask */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3769 else if(t.prop & T_VAR_COLOR && t.prop & T_VAR_ALPHA){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3770 gl2ps->streamlength += gl2psPrintf("q\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3771 "/GS%d gs\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3772 "/TrG%d Do\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3773 "/Sh%d sh\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3774 "Q\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3775 gro->gsno, gro->trgroupno, gro->shno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3776 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3777 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3778 case GL2PS_PIXMAP:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3779 for(j = 0; j <= lastel; ++j){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3780 prim = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, j);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3781 gl2psPutPDFImage(prim->data.image, gro->imno, prim->verts[0].xyz[0],
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3782 prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3783 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3784 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3785 case GL2PS_TEXT:
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3786 for(j = 0; j <= lastel; ++j){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3787 prim = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3788 gl2ps->streamlength += gl2psPrintPDFFillColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3789 gl2psPutPDFText(prim->data.text, gro->fontno, prim->verts[0].xyz[0],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3790 prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3791 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3792 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3793 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3794 break;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3795 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3796 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3797 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3798
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3799 /* Graphics State names */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3800
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3801 static int gl2psPDFgroupListWriteGStateResources(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3802 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3803 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3804 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3805 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3806
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3807 offs += fprintf(gl2ps->stream,
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3808 "/ExtGState\n"
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3809 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3810 "/GSa 7 0 R\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3811 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3812 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3813 if(gro->gsno >= 0)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3814 offs += fprintf(gl2ps->stream, "/GS%d %d 0 R\n", gro->gsno, gro->gsobjno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3815 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3816 offs += fprintf(gl2ps->stream, ">>\n");
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3817 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3818 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3819
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3820 /* Main Shader names */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3821
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3822 static int gl2psPDFgroupListWriteShaderResources(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3823 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3824 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3825 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3826 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3827
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3828 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3829 "/Shading\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3830 "<<\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3831 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3832 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3833 if(gro->shno >= 0)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3834 offs += fprintf(gl2ps->stream, "/Sh%d %d 0 R\n", gro->shno, gro->shobjno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3835 if(gro->maskshno >= 0)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3836 offs += fprintf(gl2ps->stream, "/TrSh%d %d 0 R\n", gro->maskshno, gro->maskshobjno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3837 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3838 offs += fprintf(gl2ps->stream,">>\n");
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3839 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3840 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3841
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3842 /* Images & Mask Shader XObject names */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3843
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3844 static int gl2psPDFgroupListWriteXObjectResources(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3845 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3846 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3847 GL2PSprimitive *p = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3848 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3849 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3850
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3851 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3852 "/XObject\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3853 "<<\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3854
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3855 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3856 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3857 if(!gl2psListNbr(gro->ptrlist))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3858 continue;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3859 p = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3860 switch(p->type){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3861 case GL2PS_PIXMAP:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3862 gro->imobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3863 if(GL_RGBA == p->data.image->format) /* reserve one object for image mask */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3864 gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3865 offs += fprintf(gl2ps->stream, "/Im%d %d 0 R\n", gro->imno, gro->imobjno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3866 case GL2PS_TRIANGLE:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3867 if(gro->trgroupno >=0)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3868 offs += fprintf(gl2ps->stream, "/TrG%d %d 0 R\n", gro->trgroupno, gro->trgroupobjno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3869 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3870 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3871 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3872 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3873 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3874 offs += fprintf(gl2ps->stream,">>\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3875 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3876 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3877
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3878 /* Font names */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3879
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3880 static int gl2psPDFgroupListWriteFontResources(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3881 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3882 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3883 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3884 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3885
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3886 offs += fprintf(gl2ps->stream, "/Font\n<<\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3887
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3888 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3889 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3890 if(gro->fontno < 0)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3891 continue;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3892 gro->fontobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3893 offs += fprintf(gl2ps->stream, "/F%d %d 0 R\n", gro->fontno, gro->fontobjno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3894 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3895 offs += fprintf(gl2ps->stream, ">>\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3896
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3897 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3898 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3899
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3900 static void gl2psPDFgroupListDelete(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3901 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3902 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3903 GL2PSpdfgroup *gro = NULL;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3904
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3905 if(!gl2ps->pdfgrouplist)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3906 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3907
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3908 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3909 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist,i);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3910 gl2psListDelete(gro->ptrlist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3911 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3912
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3913 gl2psListDelete(gl2ps->pdfgrouplist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3914 gl2ps->pdfgrouplist = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3915 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3916
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3917 /* Print 1st PDF object - file info */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3918
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3919 static int gl2psPrintPDFInfo(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3920 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3921 int offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3922 time_t now;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3923 struct tm *newtime;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3924
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3925 time(&now);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3926 newtime = gmtime(&now);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3927
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3928 offs = fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3929 "1 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3930 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3931 "/Title (%s)\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3932 "/Creator (GL2PS %d.%d.%d%s, %s)\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3933 "/Producer (%s)\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3934 gl2ps->title, GL2PS_MAJOR_VERSION, GL2PS_MINOR_VERSION,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3935 GL2PS_PATCH_VERSION, GL2PS_EXTRA_VERSION, GL2PS_COPYRIGHT,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3936 gl2ps->producer);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3937
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3938 if(!newtime){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3939 offs += fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3940 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3941 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3942 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3943 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3944
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3945 offs += fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3946 "/CreationDate (D:%d%02d%02d%02d%02d%02d)\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3947 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3948 "endobj\n",
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3949 newtime->tm_year+1900,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3950 newtime->tm_mon+1,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3951 newtime->tm_mday,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3952 newtime->tm_hour,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3953 newtime->tm_min,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3954 newtime->tm_sec);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3955 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3956 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3957
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3958 /* Create catalog and page structure - 2nd and 3th PDF object */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3959
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3960 static int gl2psPrintPDFCatalog(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3961 {
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3962 return fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3963 "2 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3964 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3965 "/Type /Catalog\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3966 "/Pages 3 0 R\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3967 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3968 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3969 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3970
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3971 static int gl2psPrintPDFPages(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3972 {
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3973 return fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3974 "3 0 obj\n"
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3975 "<<\n"
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3976 "/Type /Pages\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3977 "/Kids [6 0 R]\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3978 "/Count 1\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3979 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3980 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3981 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3982
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3983 /* Open stream for data - graphical objects, fonts etc. PDF object 4 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3984
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3985 static int gl2psOpenPDFDataStream(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3986 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3987 int offs = 0;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3988
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3989 offs += fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3990 "4 0 obj\n"
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3991 "<<\n"
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3992 "/Length 5 0 R\n" );
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3993 offs += gl2psPrintPDFCompressorType();
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	3994 offs += fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3995 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3996 "stream\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3997 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3998 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	3999
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4000 /* Stream setup - Graphics state, fill background if allowed */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4001
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4002 static int gl2psOpenPDFDataStreamWritePreface(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4003 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4004 int offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4005
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4006 offs = gl2psPrintf("/GSa gs\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4007
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4008 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4009 offs += gl2psPrintPDFFillColor(gl2ps->bgcolor);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4010 offs += gl2psPrintf("%d %d %d %d re\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4011 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4012 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4013 offs += gl2psPrintf("f\n");
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4014 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4015 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4016 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4017
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4018 /* Use the functions above to create the first part of the PDF*/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4019
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4020 static void gl2psPrintPDFHeader(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4021 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4022 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4023 gl2ps->pdfprimlist = gl2psListCreate(500, 500, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4024 gl2psPDFstacksInit();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4025
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4026 gl2ps->xreflist = (int)gl2psMalloc(sizeof(int) gl2ps->objects_stack);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4027
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4028 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4029 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4030 gl2psSetupCompress();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4031 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4032 #endif
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4033 gl2ps->xreflist[0] = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4034 offs += fprintf(gl2ps->stream, "%%PDF-1.4\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4035 gl2ps->xreflist[1] = offs;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4036
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4037 offs += gl2psPrintPDFInfo();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4038 gl2ps->xreflist[2] = offs;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4039
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4040 offs += gl2psPrintPDFCatalog();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4041 gl2ps->xreflist[3] = offs;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4042
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4043 offs += gl2psPrintPDFPages();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4044 gl2ps->xreflist[4] = offs;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4045
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4046 offs += gl2psOpenPDFDataStream();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4047 gl2ps->xreflist[5] = offs; /* finished in gl2psPrintPDFFooter */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4048 gl2ps->streamlength = gl2psOpenPDFDataStreamWritePreface();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4049 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4050
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4051 /* The central primitive drawing */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4052
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4053 static void gl2psPrintPDFPrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4054 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4055 GL2PSprimitive prim = (GL2PSprimitive**)data;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4056
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4057 if((gl2ps->options & GL2PS_OCCLUSION_CULL) && prim->culled)
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4058 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4059
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4060 prim = gl2psCopyPrimitive(prim); /* deep copy */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4061 gl2psListAdd(gl2ps->pdfprimlist, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4062 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4063
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4064 /* close stream and ... */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4065
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4066 static int gl2psClosePDFDataStream(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4067 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4068 int offs = 0;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4069
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4070 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4071 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4072 if(Z_OK != gl2psDeflate())
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4073 gl2psMsg(GL2PS_ERROR, "Zlib deflate error");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4074 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4075 fwrite(gl2ps->compress->dest, gl2ps->compress->destLen, 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4076 gl2ps->streamlength += gl2ps->compress->destLen;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4077
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4078 offs += gl2ps->streamlength;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4079 gl2psFreeCompress();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4080 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4081 #endif
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4082
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4083 offs += fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4084 "endstream\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4085 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4086 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4087 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4088
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4089 /* ... write the now known length object */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4090
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4091 static int gl2psPrintPDFDataStreamLength(int val)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4092 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4093 return fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4094 "5 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4095 "%d\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4096 "endobj\n", val);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4097 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4098
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4099 /* Put the info created before in PDF objects */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4100
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4101 static int gl2psPrintPDFOpenPage(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4102 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4103 int offs;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4104
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4105 /* Write fixed part */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4106
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4107 offs = fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4108 "6 0 obj\n"
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4109 "<<\n"
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4110 "/Type /Page\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4111 "/Parent 3 0 R\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4112 "/MediaBox [%d %d %d %d]\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4113 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4114 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4115
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4116 if(gl2ps->options & GL2PS_LANDSCAPE)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4117 offs += fprintf(gl2ps->stream, "/Rotate -90\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4118
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4119 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4120 "/Contents 4 0 R\n"
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4121 "/Resources\n"
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4122 "<<\n"
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4123 "/ProcSet [/PDF /Text /ImageB /ImageC] %%/ImageI\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4124
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4125 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4126
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4127 /* End fixed part, proceeds in gl2psPDFgroupListWriteVariableResources() */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4128 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4129
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4130 static int gl2psPDFgroupListWriteVariableResources(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4131 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4132 int offs = 0;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4133
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4134 /* a) Graphics States for shader alpha masks*/
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4135 offs += gl2psPDFgroupListWriteGStateResources();
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4136
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4137 /* b) Shader and shader masks */
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4138 offs += gl2psPDFgroupListWriteShaderResources();
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4139
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4140 /* c) XObjects (Images & Shader Masks) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4141 offs += gl2psPDFgroupListWriteXObjectResources();
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4142
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4143 /* d) Fonts */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4144 offs += gl2psPDFgroupListWriteFontResources();
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4145
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4146 /* End resources and page */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4147 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4148 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4149 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4150 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4151 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4152 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4153
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4154 /* Standard Graphics State */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4155
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4156 static int gl2psPrintPDFGSObject(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4157 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4158 return fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4159 "7 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4160 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4161 "/Type /ExtGState\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4162 "/SA false\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4163 "/SM 0.02\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4164 "/OP false\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4165 "/op false\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4166 "/OPM 0\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4167 "/BG2 /Default\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4168 "/UCR2 /Default\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4169 "/TR2 /Default\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4170 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4171 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4172 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4173
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4174 /* Put vertex' edge flag (8bit) and coordinates (32bit) in shader stream */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4175
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4176 static int gl2psPrintPDFShaderStreamDataCoord(GL2PSvertex *vertex,
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	4177 int (*action)(unsigned long data, int size),
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4178 GLfloat dx, GLfloat dy,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4179 GLfloat xmin, GLfloat ymin)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4180 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4181 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4182 unsigned long imap;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4183 GLfloat diff;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4184 double dmax = ~1UL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4185 char edgeflag = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4186
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4187 /* FIXME: temp bux fix for 64 bit archs: */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4188 if(sizeof(unsigned long) == 8) dmax = dmax - 2048.;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4189
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4190 offs += (*action)(edgeflag, 1);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4191
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4192 /* The Shader stream in PDF requires to be in a 'big-endian'
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4193 order */
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4194
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4195 if(GL2PS_ZERO(dx * dy)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4196 offs += (*action)(0, 4);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4197 offs += (*action)(0, 4);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4198 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4199 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4200 diff = (vertex->xyz[0] - xmin) / dx;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4201 if(diff > 1)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4202 diff = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4203 else if(diff < 0)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4204 diff = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4205 imap = (unsigned long)(diff * dmax);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4206 offs += (*action)(imap, 4);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4207
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4208 diff = (vertex->xyz[1] - ymin) / dy;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4209 if(diff > 1)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4210 diff = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4211 else if(diff < 0)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4212 diff = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4213 imap = (unsigned long)(diff * dmax);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4214 offs += (*action)(imap, 4);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4215 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4216
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4217 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4218 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4219
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4220 /* Put vertex' rgb value (8bit for every component) in shader stream */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4221
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4222 static int gl2psPrintPDFShaderStreamDataRGB(GL2PSvertex *vertex,
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	4223 int (*action)(unsigned long data, int size))
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4224 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4225 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4226 unsigned long imap;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4227 double dmax = ~1UL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4228
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4229 /* FIXME: temp bux fix for 64 bit archs: */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4230 if(sizeof(unsigned long) == 8) dmax = dmax - 2048.;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4231
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4232 imap = (unsigned long)((vertex->rgba[0]) * dmax);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4233 offs += (*action)(imap, 1);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4234
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4235 imap = (unsigned long)((vertex->rgba[1]) * dmax);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4236 offs += (*action)(imap, 1);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4237
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4238 imap = (unsigned long)((vertex->rgba[2]) * dmax);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4239 offs += (*action)(imap, 1);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4240
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4241 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4242 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4243
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4244 /* Put vertex' alpha (8/16bit) in shader stream */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4245
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4246 static int gl2psPrintPDFShaderStreamDataAlpha(GL2PSvertex *vertex,
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	4247 int (*action)(unsigned long data, int size),
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4248 int sigbyte)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4249 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4250 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4251 unsigned long imap;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4252 double dmax = ~1UL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4253
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4254 /* FIXME: temp bux fix for 64 bit archs: */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4255 if(sizeof(unsigned long) == 8) dmax = dmax - 2048.;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4256
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4257 if(sigbyte != 8 && sigbyte != 16)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4258 sigbyte = 8;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4259
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4260 sigbyte /= 8;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4261
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4262 imap = (unsigned long)((vertex->rgba[3]) * dmax);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4263
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4264 offs += (*action)(imap, sigbyte);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4265
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4266 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4267 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4268
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4269 /* Put a triangles raw data in shader stream */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4270
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4271 static int gl2psPrintPDFShaderStreamData(GL2PStriangle *triangle,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4272 GLfloat dx, GLfloat dy,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4273 GLfloat xmin, GLfloat ymin,
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	4274 int (*action)(unsigned long data, int size),
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4275 int gray)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4276 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4277 int i, offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4278 GL2PSvertex v;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4279
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4280 if(gray && gray != 8 && gray != 16)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4281 gray = 8;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4282
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4283 for(i = 0; i < 3; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4284 offs += gl2psPrintPDFShaderStreamDataCoord(&triangle->vertex[i], action,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4285 dx, dy, xmin, ymin);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4286 if(gray){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4287 v = triangle->vertex[i];
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4288 offs += gl2psPrintPDFShaderStreamDataAlpha(&v, action, gray);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4289 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4290 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4291 offs += gl2psPrintPDFShaderStreamDataRGB(&triangle->vertex[i], action);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4292 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4293 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4294
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4295 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4296 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4297
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4298 static void gl2psPDFRectHull(GLfloat xmin, GLfloat xmax,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4299 GLfloat ymin, GLfloat ymax,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4300 GL2PStriangle *triangles, int cnt)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4301 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4302 int i, j;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4303
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4304 *xmin = triangles[0].vertex[0].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4305 *xmax = triangles[0].vertex[0].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4306 *ymin = triangles[0].vertex[0].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4307 *ymax = triangles[0].vertex[0].xyz[1];
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4308
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4309 for(i = 0; i < cnt; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4310 for(j = 0; j < 3; ++j){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4311 if(*xmin > triangles[i].vertex[j].xyz[0])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4312 *xmin = triangles[i].vertex[j].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4313 if(*xmax < triangles[i].vertex[j].xyz[0])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4314 *xmax = triangles[i].vertex[j].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4315 if(*ymin > triangles[i].vertex[j].xyz[1])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4316 *ymin = triangles[i].vertex[j].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4317 if(*ymax < triangles[i].vertex[j].xyz[1])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4318 *ymax = triangles[i].vertex[j].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4319 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4320 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4321 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4322
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4323 /* Writes shaded triangle
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4324 gray == 0 means write RGB triangles
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4325 gray == 8 8bit-grayscale (for alpha masks)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4326 gray == 16 16bit-grayscale (for alpha masks) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4327
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4328 static int gl2psPrintPDFShader(int obj, GL2PStriangle *triangles,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4329 int size, int gray)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4330 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4331 int i, offs = 0, vertexbytes, done = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4332 GLfloat xmin, xmax, ymin, ymax;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4333
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4334 switch(gray){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4335 case 0:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4336 vertexbytes = 1+4+4+1+1+1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4337 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4338 case 8:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4339 vertexbytes = 1+4+4+1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4340 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4341 case 16:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4342 vertexbytes = 1+4+4+2;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4343 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4344 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4345 gray = 8;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4346 vertexbytes = 1+4+4+1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4347 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4348 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4349
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4350 gl2psPDFRectHull(&xmin, &xmax, &ymin, &ymax, triangles, size);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4351
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4352 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4353 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4354 "<< "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4355 "/ShadingType 4 "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4356 "/ColorSpace %s "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4357 "/BitsPerCoordinate 32 "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4358 "/BitsPerComponent %d "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4359 "/BitsPerFlag 8 "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4360 "/Decode [%f %f %f %f 0 1 %s] ",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4361 obj,
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4362 (gray) ? "/DeviceGray" : "/DeviceRGB",
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4363 (gray) ? gray : 8,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4364 xmin, xmax, ymin, ymax,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4365 (gray) ? "" : "0 1 0 1");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4366
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4367 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4368 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4369 gl2psAllocCompress(vertexbytes * size * 3);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4370
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4371 for(i = 0; i < size; ++i)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4372 gl2psPrintPDFShaderStreamData(&triangles[i],
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4373 xmax-xmin, ymax-ymin, xmin, ymin,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4374 gl2psWriteBigEndianCompress, gray);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4375
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4376 if(Z_OK == gl2psDeflate() && 23 + gl2ps->compress->destLen < gl2ps->compress->srcLen){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4377 offs += gl2psPrintPDFCompressorType();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4378 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4379 "/Length %d "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4380 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4381 "stream\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4382 (int)gl2ps->compress->destLen);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4383 offs += gl2ps->compress->destLen * fwrite(gl2ps->compress->dest,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4384 gl2ps->compress->destLen,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4385 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4386 done = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4387 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4388 gl2psFreeCompress();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4389 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4390 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4391
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4392 if(!done){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4393 /* no compression, or too long after compression, or compress error
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4394 -> write non-compressed entry */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4395 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4396 "/Length %d "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4397 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4398 "stream\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4399 vertexbytes * 3 * size);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4400 for(i = 0; i < size; ++i)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4401 offs += gl2psPrintPDFShaderStreamData(&triangles[i],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4402 xmax-xmin, ymax-ymin, xmin, ymin,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4403 gl2psWriteBigEndian, gray);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4404 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4405
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4406 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4407 "\nendstream\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4408 "endobj\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4409
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4410 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4411 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4412
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4413 /* Writes a XObject for a shaded triangle mask */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4414
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4415 static int gl2psPrintPDFShaderMask(int obj, int childobj)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4416 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4417 int offs = 0, len;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4418
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4419 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4420 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4421 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4422 "/Type /XObject\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4423 "/Subtype /Form\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4424 "/BBox [ %d %d %d %d ]\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4425 "/Group \n<<\n/S /Transparency /CS /DeviceRGB\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4426 ">>\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4427 obj,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4428 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4429 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4430
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4431 len = (childobj>0)
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4432 ? strlen("/TrSh sh\n") + (int)log10((double)childobj)+1
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4433 : strlen("/TrSh0 sh\n");
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4434
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4435 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4436 "/Length %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4437 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4438 "stream\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4439 len);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4440 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4441 "/TrSh%d sh\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4442 childobj);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4443 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4444 "endstream\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4445 "endobj\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4446
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4447 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4448 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4449
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4450 /* Writes a Extended graphics state for a shaded triangle mask if
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4451 simplealpha ist true the childobj argument is ignored and a /ca
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4452 statement will be written instead */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4453
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4454 static int gl2psPrintPDFShaderExtGS(int obj, int childobj)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4455 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4456 int offs = 0;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4457
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4458 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4459 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4460 "<<\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4461 obj);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4462
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4463 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4464 "/SMask << /S /Alpha /G %d 0 R >> ",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4465 childobj);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4466
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4467 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4468 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4469 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4470 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4471 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4472
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4473 /* a simple graphics state */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4474
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4475 static int gl2psPrintPDFShaderSimpleExtGS(int obj, GLfloat alpha)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4476 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4477 int offs = 0;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4478
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4479 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4480 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4481 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4482 "/ca %g"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4483 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4484 "endobj\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4485 obj, alpha);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4486 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4487 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4488
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4489 /* Similar groups of functions for pixmaps and text */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4490
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4491 static int gl2psPrintPDFPixmapStreamData(GL2PSimage *im,
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	4492 int (*action)(unsigned long data, int size),
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4493 int gray)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4494 {
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	4495 int x, y, shift;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4496 GLfloat r, g, b, a;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4497
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4498 if(im->format != GL_RGBA && gray)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4499 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4500
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	4501 if(gray && gray != 8 && gray != 16)
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4502 gray = 8;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4503
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4504 gray /= 8;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4505
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	4506 shift = (sizeof(unsigned long) - 1) * 8;
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	4507
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4508 for(y = 0; y < im->height; ++y){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4509 for(x = 0; x < im->width; ++x){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4510 a = gl2psGetRGB(im, x, y, &r, &g, &b);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4511 if(im->format == GL_RGBA && gray){
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	4512 (action)((unsigned long)(a 255) << shift, gray);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4513 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4514 else{
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	4515 (action)((unsigned long)(r 255) << shift, 1);
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	4516 (action)((unsigned long)(g 255) << shift, 1);
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	4517 (action)((unsigned long)(b 255) << shift, 1);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4518 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4519 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4520 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4521
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4522 switch(gray){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4523 case 0: return 3 * im->width * im->height;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4524 case 1: return im->width * im->height;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4525 case 2: return 2 * im->width * im->height;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4526 default: return 3 * im->width * im->height;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4527 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4528 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4529
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4530 static int gl2psPrintPDFPixmap(int obj, int childobj, GL2PSimage *im, int gray)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4531 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4532 int offs = 0, done = 0, sigbytes = 3;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4533
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4534 if(gray && gray !=8 && gray != 16)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4535 gray = 8;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4536
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4537 if(gray)
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4538 sigbytes = gray / 8;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4539
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4540 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4541 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4542 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4543 "/Type /XObject\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4544 "/Subtype /Image\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4545 "/Width %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4546 "/Height %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4547 "/ColorSpace %s \n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4548 "/BitsPerComponent 8\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4549 obj,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4550 (int)im->width, (int)im->height,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4551 (gray) ? "/DeviceGray" : "/DeviceRGB" );
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4552 if(GL_RGBA == im->format && gray == 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4553 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4554 "/SMask %d 0 R\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4555 childobj);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4556 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4557
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4558 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4559 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4560 gl2psAllocCompress((int)(im->width * im->height * sigbytes));
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4561
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4562 gl2psPrintPDFPixmapStreamData(im, gl2psWriteBigEndianCompress, gray);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4563
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4564 if(Z_OK == gl2psDeflate() && 23 + gl2ps->compress->destLen < gl2ps->compress->srcLen){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4565 offs += gl2psPrintPDFCompressorType();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4566 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4567 "/Length %d "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4568 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4569 "stream\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4570 (int)gl2ps->compress->destLen);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4571 offs += gl2ps->compress->destLen * fwrite(gl2ps->compress->dest, gl2ps->compress->destLen,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4572 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4573 done = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4574 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4575 gl2psFreeCompress();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4576 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4577 #endif
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4578
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4579 if(!done){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4580 /* no compression, or too long after compression, or compress error
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4581 -> write non-compressed entry */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4582 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4583 "/Length %d "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4584 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4585 "stream\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4586 (int)(im->width * im->height * sigbytes));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4587 offs += gl2psPrintPDFPixmapStreamData(im, gl2psWriteBigEndian, gray);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4588 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4589
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4590 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4591 "\nendstream\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4592 "endobj\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4593
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4594 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4595 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4596
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4597 static int gl2psPrintPDFText(int obj, GL2PSstring *s, int fontnumber)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4598 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4599 int offs = 0;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4600
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4601 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4602 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4603 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4604 "/Type /Font\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4605 "/Subtype /Type1\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4606 "/Name /F%d\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4607 "/BaseFont /%s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4608 "/Encoding /MacRomanEncoding\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4609 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4610 "endobj\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4611 obj, fontnumber, s->fontname);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4612 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4613 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4614
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4615 /* Write the physical objects */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4616
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4617 static int gl2psPDFgroupListWriteObjects(int entryoffs)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4618 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4619 int i,j;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4620 GL2PSprimitive *p = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4621 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4622 int offs = entryoffs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4623 GL2PStriangle *triangles;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4624 int size = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4625
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4626 if(!gl2ps->pdfgrouplist)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4627 return offs;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4628
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4629 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4630 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4631 if(!gl2psListNbr(gro->ptrlist))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4632 continue;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4633 p = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4634 switch(p->type){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4635 case GL2PS_POINT:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4636 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4637 case GL2PS_LINE:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4638 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4639 case GL2PS_TRIANGLE:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4640 size = gl2psListNbr(gro->ptrlist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4641 triangles = (GL2PStriangle)gl2psMalloc(sizeof(GL2PStriangle) size);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4642 for(j = 0; j < size; ++j){
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4643 p = (GL2PSprimitive*)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4644 gl2psFillTriangleFromPrimitive(&triangles[j], p, GL_TRUE);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4645 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4646 if(triangles[0].prop & T_VAR_COLOR){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4647 gl2ps->xreflist[gro->shobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4648 offs += gl2psPrintPDFShader(gro->shobjno, triangles, size, 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4649 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4650 if(triangles[0].prop & T_ALPHA_LESS_1){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4651 gl2ps->xreflist[gro->gsobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4652 offs += gl2psPrintPDFShaderSimpleExtGS(gro->gsobjno, triangles[0].vertex[0].rgba[3]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4653 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4654 if(triangles[0].prop & T_VAR_ALPHA){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4655 gl2ps->xreflist[gro->gsobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4656 offs += gl2psPrintPDFShaderExtGS(gro->gsobjno, gro->trgroupobjno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4657 gl2ps->xreflist[gro->trgroupobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4658 offs += gl2psPrintPDFShaderMask(gro->trgroupobjno, gro->maskshno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4659 gl2ps->xreflist[gro->maskshobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4660 offs += gl2psPrintPDFShader(gro->maskshobjno, triangles, size, 8);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4661 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4662 gl2psFree(triangles);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4663 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4664 case GL2PS_PIXMAP:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4665 gl2ps->xreflist[gro->imobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4666 offs += gl2psPrintPDFPixmap(gro->imobjno, gro->imobjno+1, p->data.image, 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4667 if(p->data.image->format == GL_RGBA){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4668 gl2ps->xreflist[gro->imobjno+1] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4669 offs += gl2psPrintPDFPixmap(gro->imobjno+1, -1, p->data.image, 8);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4670 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4671 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4672 case GL2PS_TEXT:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4673 gl2ps->xreflist[gro->fontobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4674 offs += gl2psPrintPDFText(gro->fontobjno,p->data.text,gro->fontno);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4675 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4676 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4677 /* alignment contains the format for which the special output text
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4678 is intended */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4679 if(p->data.text->alignment == GL2PS_PDF)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4680 offs += fprintf(gl2ps->stream, "%s\n", p->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4681 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4682 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4683 break;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4684 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4685 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4686 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4687 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4688
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4689 /* All variable data has been written at this point and all required
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4690 functioninality has been gathered, so we can write now file footer
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4691 with cross reference table and trailer */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4692
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4693 static void gl2psPrintPDFFooter(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4694 {
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4695 int i, offs;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4696
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4697 gl2psPDFgroupListInit();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4698 gl2psPDFgroupListWriteMainStream();
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4699
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4700 offs = gl2ps->xreflist[5] + gl2ps->streamlength;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4701 offs += gl2psClosePDFDataStream();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4702 gl2ps->xreflist[5] = offs;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4703
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4704 offs += gl2psPrintPDFDataStreamLength(gl2ps->streamlength);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4705 gl2ps->xreflist[6] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4706 gl2ps->streamlength = 0;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4707
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4708 offs += gl2psPrintPDFOpenPage();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4709 offs += gl2psPDFgroupListWriteVariableResources();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4710 gl2ps->xreflist = (int*)gl2psRealloc(gl2ps->xreflist,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4711 sizeof(int) * (gl2ps->objects_stack + 1));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4712 gl2ps->xreflist[7] = offs;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4713
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4714 offs += gl2psPrintPDFGSObject();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4715 gl2ps->xreflist[8] = offs;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4716
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4717 gl2ps->xreflist[gl2ps->objects_stack] =
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4718 gl2psPDFgroupListWriteObjects(gl2ps->xreflist[8]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4719
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4720 /* Start cross reference table. The file has to been opened in
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4721 binary mode to preserve the 20 digit string length! */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4722 fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4723 "xref\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4724 "0 %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4725 "%010d 65535 f \n", gl2ps->objects_stack, 0);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4726
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4727 for(i = 1; i < gl2ps->objects_stack; ++i)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4728 fprintf(gl2ps->stream, "%010d 00000 n \n", gl2ps->xreflist[i]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4729
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4730 fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4731 "trailer\n"
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4732 "<<\n"
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4733 "/Size %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4734 "/Info 1 0 R\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4735 "/Root 2 0 R\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4736 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4737 "startxref\n%d\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4738 "%%%%EOF\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4739 gl2ps->objects_stack, gl2ps->xreflist[gl2ps->objects_stack]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4740
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4741 /* Free auxiliary lists and arrays */
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4742 gl2psFree(gl2ps->xreflist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4743 gl2psListAction(gl2ps->pdfprimlist, gl2psFreePrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4744 gl2psListDelete(gl2ps->pdfprimlist);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4745 gl2psPDFgroupListDelete();
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4746
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4747 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4748 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4749 gl2psFreeCompress();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4750 gl2psFree(gl2ps->compress);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4751 gl2ps->compress = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4752 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4753 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4754 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4755
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4756 /* PDF begin viewport */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4757
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4758 static void gl2psPrintPDFBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4759 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4760 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4761 GLint index;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4762 GLfloat rgba[4];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4763 int x = viewport[0], y = viewport[1], w = viewport[2], h = viewport[3];
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4764
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4765 glRenderMode(GL_FEEDBACK);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4766
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4767 if(gl2ps->header){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4768 gl2psPrintPDFHeader();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4769 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4770 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4771
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4772 offs += gl2psPrintf("q\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4773
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4774 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4775 if(gl2ps->colormode == GL_RGBA \|\| gl2ps->colorsize == 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4776 glGetFloatv(GL_COLOR_CLEAR_VALUE, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4777 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4778 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4779 glGetIntegerv(GL_INDEX_CLEAR_VALUE, &index);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4780 rgba[0] = gl2ps->colormap[index][0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4781 rgba[1] = gl2ps->colormap[index][1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4782 rgba[2] = gl2ps->colormap[index][2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4783 rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4784 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4785 offs += gl2psPrintPDFFillColor(rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4786 offs += gl2psPrintf("%d %d %d %d re\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4787 "W\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4788 "f\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4789 x, y, w, h);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4790 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4791 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4792 offs += gl2psPrintf("%d %d %d %d re\n"
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4793 "W\n"
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4794 "n\n",
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4795 x, y, w, h);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4796 }
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4797
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4798 gl2ps->streamlength += offs;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4799 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4800
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4801 static GLint gl2psPrintPDFEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4802 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4803 GLint res;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4804
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4805 res = gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4806 gl2ps->streamlength += gl2psPrintf("Q\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4807 return res;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4808 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4809
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4810 static void gl2psPrintPDFFinalPrimitive(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4811 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4812 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4813
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4814 /* definition of the PDF backend */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4815
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4816 static GL2PSbackend gl2psPDF = {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4817 gl2psPrintPDFHeader,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4818 gl2psPrintPDFFooter,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4819 gl2psPrintPDFBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4820 gl2psPrintPDFEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4821 gl2psPrintPDFPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4822 gl2psPrintPDFFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4823 "pdf",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4824 "Portable Document Format"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4825 };
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4826
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4827 /*********************************************************************
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4828 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4829 * SVG routines
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4830 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4831 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4832
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4833 static void gl2psSVGGetCoordsAndColors(int n, GL2PSvertex *verts,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4834 GL2PSxyz xyz, GL2PSrgba rgba)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4835 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4836 int i, j;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4837
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4838 for(i = 0; i < n; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4839 xyz[i][0] = verts[i].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4840 xyz[i][1] = gl2ps->viewport[3] - verts[i].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4841 xyz[i][2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4842 for(j = 0; j < 4; j++)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4843 rgba[i][j] = verts[i].rgba[j];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4844 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4845 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4846
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4847 static void gl2psSVGGetColorString(GL2PSrgba rgba, char str[32])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4848 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4849 int r = (int)(255. * rgba[0]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4850 int g = (int)(255. * rgba[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4851 int b = (int)(255. * rgba[2]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4852 int rc = (r < 0) ? 0 : (r > 255) ? 255 : r;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4853 int gc = (g < 0) ? 0 : (g > 255) ? 255 : g;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4854 int bc = (b < 0) ? 0 : (b > 255) ? 255 : b;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4855 sprintf(str, "#%2.2x%2.2x%2.2x", rc, gc, bc);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4856 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4857
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4858 static void gl2psPrintSVGHeader(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4859 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4860 int x, y, width, height;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4861 char col[32];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4862 time_t now;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4863
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4864 time(&now);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4865
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4866 if (gl2ps->options & GL2PS_LANDSCAPE){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4867 x = (int)gl2ps->viewport[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4868 y = (int)gl2ps->viewport[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4869 width = (int)gl2ps->viewport[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4870 height = (int)gl2ps->viewport[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4871 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4872 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4873 x = (int)gl2ps->viewport[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4874 y = (int)gl2ps->viewport[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4875 width = (int)gl2ps->viewport[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4876 height = (int)gl2ps->viewport[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4877 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4878
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4879 /* Compressed SVG files (.svgz) are simply gzipped SVG files */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4880 gl2psPrintGzipHeader();
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4881
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4882 gl2psPrintf("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4883 gl2psPrintf("<svg xmlns=\"http://www.w3.org/2000/svg\"\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4884 gl2psPrintf(" xmlns:xlink=\"http://www.w3.org/1999/xlink\"\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4885 " width=\"%dpx\" height=\"%dpx\" viewBox=\"%d %d %d %d\">\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4886 width, height, x, y, width, height);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4887 gl2psPrintf("<title>%s</title>\n", gl2ps->title);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4888 gl2psPrintf("<desc>\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4889 gl2psPrintf("Creator: GL2PS %d.%d.%d%s, %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4890 "For: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4891 "CreationDate: %s",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4892 GL2PS_MAJOR_VERSION, GL2PS_MINOR_VERSION, GL2PS_PATCH_VERSION,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4893 GL2PS_EXTRA_VERSION, GL2PS_COPYRIGHT, gl2ps->producer, ctime(&now));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4894 gl2psPrintf("</desc>\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4895 gl2psPrintf("<defs>\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4896 gl2psPrintf("</defs>\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4897
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4898 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4899 gl2psSVGGetColorString(gl2ps->bgcolor, col);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4900 gl2psPrintf("<polygon fill=\"%s\" points=\"%d,%d %d,%d %d,%d %d,%d\"/>\n", col,
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4901 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1],
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4902 (int)gl2ps->viewport[2], (int)gl2ps->viewport[1],
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4903 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3],
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4904 (int)gl2ps->viewport[0], (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4905 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4906
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4907 /* group all the primitives and disable antialiasing */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4908 gl2psPrintf("<g shape-rendering=\"crispEdges\">\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4909 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4910
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4911 static void gl2psPrintSVGSmoothTriangle(GL2PSxyz xyz[3], GL2PSrgba rgba[3])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4912 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4913 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4914 GL2PSxyz xyz2[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4915 GL2PSrgba rgba2[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4916 char col[32];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4917
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4918 /* Apparently there is no easy way to do Gouraud shading in SVG
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4919 without explicitly pre-defining gradients, so for now we just do
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4920 recursive subdivision */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4921
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4922 if(gl2psSameColorThreshold(3, rgba, gl2ps->threshold)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4923 gl2psSVGGetColorString(rgba[0], col);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4924 gl2psPrintf("<polygon fill=\"%s\" ", col);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4925 if(rgba[0][3] < 1.0F) gl2psPrintf("fill-opacity=\"%g\" ", rgba[0][3]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4926 gl2psPrintf("points=\"%g,%g %g,%g %g,%g\"/>\n", xyz[0][0], xyz[0][1],
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4927 xyz[1][0], xyz[1][1], xyz[2][0], xyz[2][1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4928 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4929 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4930 /* subdivide into 4 subtriangles */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4931 for(i = 0; i < 3; i++){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4932 xyz2[0][i] = xyz[0][i];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4933 xyz2[1][i] = 0.5F * (xyz[0][i] + xyz[1][i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4934 xyz2[2][i] = 0.5F * (xyz[0][i] + xyz[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4935 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4936 for(i = 0; i < 4; i++){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4937 rgba2[0][i] = rgba[0][i];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4938 rgba2[1][i] = 0.5F * (rgba[0][i] + rgba[1][i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4939 rgba2[2][i] = 0.5F * (rgba[0][i] + rgba[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4940 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4941 gl2psPrintSVGSmoothTriangle(xyz2, rgba2);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4942 for(i = 0; i < 3; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4943 xyz2[0][i] = 0.5F * (xyz[0][i] + xyz[1][i]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4944 xyz2[1][i] = xyz[1][i];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4945 xyz2[2][i] = 0.5F * (xyz[1][i] + xyz[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4946 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4947 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4948 rgba2[0][i] = 0.5F * (rgba[0][i] + rgba[1][i]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4949 rgba2[1][i] = rgba[1][i];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4950 rgba2[2][i] = 0.5F * (rgba[1][i] + rgba[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4951 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4952 gl2psPrintSVGSmoothTriangle(xyz2, rgba2);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4953 for(i = 0; i < 3; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4954 xyz2[0][i] = 0.5F * (xyz[0][i] + xyz[2][i]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4955 xyz2[1][i] = xyz[2][i];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4956 xyz2[2][i] = 0.5F * (xyz[1][i] + xyz[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4957 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4958 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4959 rgba2[0][i] = 0.5F * (rgba[0][i] + rgba[2][i]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4960 rgba2[1][i] = rgba[2][i];
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4961 rgba2[2][i] = 0.5F * (rgba[1][i] + rgba[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4962 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4963 gl2psPrintSVGSmoothTriangle(xyz2, rgba2);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4964 for(i = 0; i < 3; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4965 xyz2[0][i] = 0.5F * (xyz[0][i] + xyz[1][i]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4966 xyz2[1][i] = 0.5F * (xyz[1][i] + xyz[2][i]);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4967 xyz2[2][i] = 0.5F * (xyz[0][i] + xyz[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4968 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4969 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4970 rgba2[0][i] = 0.5F * (rgba[0][i] + rgba[1][i]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4971 rgba2[1][i] = 0.5F * (rgba[1][i] + rgba[2][i]);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4972 rgba2[2][i] = 0.5F * (rgba[0][i] + rgba[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4973 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4974 gl2psPrintSVGSmoothTriangle(xyz2, rgba2);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4975 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4976 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4977
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4978 static void gl2psPrintSVGDash(GLushort pattern, GLint factor)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4979 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4980 int i, n, array[10];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4981
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4982 if(!pattern \|\| !factor) return; /* solid line */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4983
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4984 gl2psParseStipplePattern(pattern, factor, &n, array);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4985 gl2psPrintf("stroke-dasharray=\"");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4986 for(i = 0; i < n; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4987 if(i) gl2psPrintf(",");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4988 gl2psPrintf("%d", array[i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4989 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4990 gl2psPrintf("\" ");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4991 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4992
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4993 static void gl2psEndSVGLine(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4994 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4995 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4996 if(gl2ps->lastvertex.rgba[0] >= 0.){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	4997 gl2psPrintf("%g,%g\"/>\n", gl2ps->lastvertex.xyz[0],
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4998 gl2ps->viewport[3] - gl2ps->lastvertex.xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	4999 for(i = 0; i < 3; i++)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5000 gl2ps->lastvertex.xyz[i] = -1.;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5001 for(i = 0; i < 4; i++)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5002 gl2ps->lastvertex.rgba[i] = -1.;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5003 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5004 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5005
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5006 static void gl2psPrintSVGPixmap(GLfloat x, GLfloat y, GL2PSimage *pixmap)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5007 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5008 #if defined(GL2PS_HAVE_LIBPNG)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5009 GL2PSlist *png;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5010 unsigned char c;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5011 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5012
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5013 /* The only image types supported by the SVG standard are JPEG, PNG
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5014 and SVG. Here we choose PNG, and since we want to embed the image
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5015 directly in the SVG stream (and not link to an external image
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5016 file), we need to encode the pixmap into PNG in memory, then
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5017 encode it into base64. */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5018
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5019 png = gl2psListCreate(pixmap->width * pixmap->height * 3, 1000,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5020 sizeof(unsigned char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5021 gl2psConvertPixmapToPNG(pixmap, png);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5022 gl2psListEncodeBase64(png);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5023 gl2psPrintf("<image x=\"%g\" y=\"%g\" width=\"%d\" height=\"%d\"\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5024 x, y - pixmap->height, pixmap->width, pixmap->height);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5025 gl2psPrintf("xlink:href=\"data:image/png;base64,");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5026 for(i = 0; i < gl2psListNbr(png); i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5027 gl2psListRead(png, i, &c);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5028 gl2psPrintf("%c", c);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5029 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5030 gl2psPrintf("\"/>\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5031 gl2psListDelete(png);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5032 #else
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	5033 (void) x; (void) y; (void) pixmap; /* not used */
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5034 gl2psMsg(GL2PS_WARNING, "GL2PS must be compiled with PNG support in "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5035 "order to embed images in SVG streams");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5036 #endif
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5037 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5038
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5039 static void gl2psPrintSVGPrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5040 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5041 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5042 GL2PSxyz xyz[4];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5043 GL2PSrgba rgba[4];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5044 char col[32];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5045 int newline;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5046
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5047 prim = (GL2PSprimitive*)data;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5048
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5049 if((gl2ps->options & GL2PS_OCCLUSION_CULL) && prim->culled) return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5050
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5051 /* We try to draw connected lines as a single path to get nice line
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5052 joins and correct stippling. So if the primitive to print is not
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5053 a line we must first finish the current line (if any): */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5054 if(prim->type != GL2PS_LINE) gl2psEndSVGLine();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5055
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5056 gl2psSVGGetCoordsAndColors(prim->numverts, prim->verts, xyz, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5057
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5058 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5059 case GL2PS_POINT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5060 gl2psSVGGetColorString(rgba[0], col);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5061 gl2psPrintf("<circle fill=\"%s\" ", col);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5062 if(rgba[0][3] < 1.0F) gl2psPrintf("fill-opacity=\"%g\" ", rgba[0][3]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5063 gl2psPrintf("cx=\"%g\" cy=\"%g\" r=\"%g\"/>\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5064 xyz[0][0], xyz[0][1], 0.5 * prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5065 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5066 case GL2PS_LINE :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5067 if(!gl2psSamePosition(gl2ps->lastvertex.xyz, prim->verts[0].xyz) \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5068 !gl2psSameColor(gl2ps->lastrgba, prim->verts[0].rgba) \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5069 gl2ps->lastlinewidth != prim->width \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5070 gl2ps->lastpattern != prim->pattern \|\|
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5071 gl2ps->lastfactor != prim->factor){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5072 /* End the current line if the new segment does not start where
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5073 the last one ended, or if the color, the width or the
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5074 stippling have changed (we will need to use multi-point
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5075 gradients for smooth-shaded lines) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5076 gl2psEndSVGLine();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5077 newline = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5078 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5079 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5080 newline = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5081 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5082 gl2ps->lastvertex = prim->verts[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5083 gl2psSetLastColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5084 gl2ps->lastlinewidth = prim->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5085 gl2ps->lastpattern = prim->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5086 gl2ps->lastfactor = prim->factor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5087 if(newline){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5088 gl2psSVGGetColorString(rgba[0], col);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5089 gl2psPrintf("<polyline fill=\"none\" stroke=\"%s\" stroke-width=\"%g\" ",
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5090 col, prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5091 if(rgba[0][3] < 1.0F) gl2psPrintf("stroke-opacity=\"%g\" ", rgba[0][3]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5092 gl2psPrintSVGDash(prim->pattern, prim->factor);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5093 gl2psPrintf("points=\"%g,%g ", xyz[0][0], xyz[0][1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5094 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5095 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5096 gl2psPrintf("%g,%g ", xyz[0][0], xyz[0][1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5097 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5098 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5099 case GL2PS_TRIANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5100 gl2psPrintSVGSmoothTriangle(xyz, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5101 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5102 case GL2PS_QUADRANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5103 gl2psMsg(GL2PS_WARNING, "There should not be any quad left to print");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5104 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5105 case GL2PS_PIXMAP :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5106 gl2psPrintSVGPixmap(xyz[0][0], xyz[0][1], prim->data.image);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5107 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5108 case GL2PS_TEXT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5109 gl2psSVGGetColorString(prim->verts[0].rgba, col);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5110 gl2psPrintf("<text fill=\"%s\" x=\"%g\" y=\"%g\" font-size=\"%d\" ",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5111 col, xyz[0][0], xyz[0][1], prim->data.text->fontsize);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5112 if(prim->data.text->angle)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5113 gl2psPrintf("transform=\"rotate(%g, %g, %g)\" ",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5114 -prim->data.text->angle, xyz[0][0], xyz[0][1]);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5115 switch(prim->data.text->alignment){
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5116 case GL2PS_TEXT_C:
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5117 gl2psPrintf("text-anchor=\"middle\" baseline-shift=\"%d\" ",
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5118 -prim->data.text->fontsize / 2);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5119 break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5120 case GL2PS_TEXT_CL:
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5121 gl2psPrintf("text-anchor=\"start\" baseline-shift=\"%d\" ",
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5122 -prim->data.text->fontsize / 2);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5123 break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5124 case GL2PS_TEXT_CR:
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5125 gl2psPrintf("text-anchor=\"end\" baseline-shift=\"%d\" ",
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5126 -prim->data.text->fontsize / 2);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5127 break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5128 case GL2PS_TEXT_B:
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5129 gl2psPrintf("text-anchor=\"middle\" baseline-shift=\"0\" ");
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5130 break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5131 case GL2PS_TEXT_BR:
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5132 gl2psPrintf("text-anchor=\"end\" baseline-shift=\"0\" ");
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5133 break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5134 case GL2PS_TEXT_T:
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5135 gl2psPrintf("text-anchor=\"middle\" baseline-shift=\"%d\" ",
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5136 -prim->data.text->fontsize);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5137 break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5138 case GL2PS_TEXT_TL:
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5139 gl2psPrintf("text-anchor=\"start\" baseline-shift=\"%d\" ",
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5140 -prim->data.text->fontsize);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5141 break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5142 case GL2PS_TEXT_TR:
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5143 gl2psPrintf("text-anchor=\"end\" baseline-shift=\"%d\" ",
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5144 -prim->data.text->fontsize);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5145 break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5146 case GL2PS_TEXT_BL:
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5147 default: /* same as GL2PS_TEXT_BL */
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5148 gl2psPrintf("text-anchor=\"start\" baseline-shift=\"0\" ");
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5149 break;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5150 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5151 if(!strcmp(prim->data.text->fontname, "Times-Roman"))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5152 gl2psPrintf("font-family=\"Times\">");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5153 else if(!strcmp(prim->data.text->fontname, "Times-Bold"))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5154 gl2psPrintf("font-family=\"Times\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5155 else if(!strcmp(prim->data.text->fontname, "Times-Italic"))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5156 gl2psPrintf("font-family=\"Times\" font-style=\"italic\">");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5157 else if(!strcmp(prim->data.text->fontname, "Times-BoldItalic"))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5158 gl2psPrintf("font-family=\"Times\" font-style=\"italic\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5159 else if(!strcmp(prim->data.text->fontname, "Helvetica-Bold"))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5160 gl2psPrintf("font-family=\"Helvetica\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5161 else if(!strcmp(prim->data.text->fontname, "Helvetica-Oblique"))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5162 gl2psPrintf("font-family=\"Helvetica\" font-style=\"oblique\">");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5163 else if(!strcmp(prim->data.text->fontname, "Helvetica-BoldOblique"))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5164 gl2psPrintf("font-family=\"Helvetica\" font-style=\"oblique\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5165 else if(!strcmp(prim->data.text->fontname, "Courier-Bold"))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5166 gl2psPrintf("font-family=\"Courier\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5167 else if(!strcmp(prim->data.text->fontname, "Courier-Oblique"))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5168 gl2psPrintf("font-family=\"Courier\" font-style=\"oblique\">");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5169 else if(!strcmp(prim->data.text->fontname, "Courier-BoldOblique"))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5170 gl2psPrintf("font-family=\"Courier\" font-style=\"oblique\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5171 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5172 gl2psPrintf("font-family=\"%s\">", prim->data.text->fontname);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5173 gl2psPrintf("%s</text>\n", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5174 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5175 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5176 /* alignment contains the format for which the special output text
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5177 is intended */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5178 if(prim->data.text->alignment == GL2PS_SVG)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5179 gl2psPrintf("%s\n", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5180 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5181 default :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5182 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5183 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5184 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5185
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5186 static void gl2psPrintSVGFooter(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5187 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5188 gl2psPrintf("</g>\n");
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5189 gl2psPrintf("</svg>\n");
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5190
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5191 gl2psPrintGzipFooter();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5192 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5193
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5194 static void gl2psPrintSVGBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5195 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5196 GLint index;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5197 char col[32];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5198 GLfloat rgba[4];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5199 int x = viewport[0], y = viewport[1], w = viewport[2], h = viewport[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5200
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5201 glRenderMode(GL_FEEDBACK);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5202
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5203 if(gl2ps->header){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5204 gl2psPrintSVGHeader();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5205 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5206 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5207
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5208 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5209 if(gl2ps->colormode == GL_RGBA \|\| gl2ps->colorsize == 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5210 glGetFloatv(GL_COLOR_CLEAR_VALUE, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5211 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5212 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5213 glGetIntegerv(GL_INDEX_CLEAR_VALUE, &index);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5214 rgba[0] = gl2ps->colormap[index][0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5215 rgba[1] = gl2ps->colormap[index][1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5216 rgba[2] = gl2ps->colormap[index][2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5217 rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5218 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5219 gl2psSVGGetColorString(rgba, col);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5220 gl2psPrintf("<polygon fill=\"%s\" points=\"%d,%d %d,%d %d,%d %d,%d\"/>\n", col,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5221 x, gl2ps->viewport[3] - y,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5222 x + w, gl2ps->viewport[3] - y,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5223 x + w, gl2ps->viewport[3] - (y + h),
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5224 x, gl2ps->viewport[3] - (y + h));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5225 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5226
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5227 gl2psPrintf("<clipPath id=\"cp%d%d%d%d\">\n", x, y, w, h);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5228 gl2psPrintf(" <polygon points=\"%d,%d %d,%d %d,%d %d,%d\"/>\n",
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5229 x, gl2ps->viewport[3] - y,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5230 x + w, gl2ps->viewport[3] - y,
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5231 x + w, gl2ps->viewport[3] - (y + h),
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5232 x, gl2ps->viewport[3] - (y + h));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5233 gl2psPrintf("</clipPath>\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5234 gl2psPrintf("<g clip-path=\"url(#cp%d%d%d%d)\">\n", x, y, w, h);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5235 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5236
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5237 static GLint gl2psPrintSVGEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5238 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5239 GLint res;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5240
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5241 res = gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5242 gl2psPrintf("</g>\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5243 return res;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5244 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5245
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5246 static void gl2psPrintSVGFinalPrimitive(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5247 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5248 /* End any remaining line, if any */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5249 gl2psEndSVGLine();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5250 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5251
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5252 /* definition of the SVG backend */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5253
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5254 static GL2PSbackend gl2psSVG = {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5255 gl2psPrintSVGHeader,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5256 gl2psPrintSVGFooter,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5257 gl2psPrintSVGBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5258 gl2psPrintSVGEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5259 gl2psPrintSVGPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5260 gl2psPrintSVGFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5261 "svg",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5262 "Scalable Vector Graphics"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5263 };
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5264
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5265 /*********************************************************************
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5266 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5267 * PGF routines
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5268 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5269 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5270
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5271 static void gl2psPrintPGFColor(GL2PSrgba rgba)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5272 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5273 if(!gl2psSameColor(gl2ps->lastrgba, rgba)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5274 gl2psSetLastColor(rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5275 fprintf(gl2ps->stream, "\\color[rgb]{%f,%f,%f}\n", rgba[0], rgba[1], rgba[2]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5276 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5277 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5278
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5279 static void gl2psPrintPGFHeader(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5280 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5281 time_t now;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5282
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5283 time(&now);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5284
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5285 fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5286 "%% Title: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5287 "%% Creator: GL2PS %d.%d.%d%s, %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5288 "%% For: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5289 "%% CreationDate: %s",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5290 gl2ps->title, GL2PS_MAJOR_VERSION, GL2PS_MINOR_VERSION,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5291 GL2PS_PATCH_VERSION, GL2PS_EXTRA_VERSION, GL2PS_COPYRIGHT,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5292 gl2ps->producer, ctime(&now));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5293
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5294 fprintf(gl2ps->stream, "\\begin{pgfpicture}\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5295 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5296 gl2psPrintPGFColor(gl2ps->bgcolor);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5297 fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5298 "\\pgfpathrectanglecorners{"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5299 "\\pgfpoint{%dpt}{%dpt}}{\\pgfpoint{%dpt}{%dpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5300 "\\pgfusepath{fill}\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5301 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5302 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5303 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5304 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5305
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5306 static void gl2psPrintPGFDash(GLushort pattern, GLint factor)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5307 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5308 int i, n, array[10];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5309
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5310 if(pattern == gl2ps->lastpattern && factor == gl2ps->lastfactor)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5311 return;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5312
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5313 gl2ps->lastpattern = pattern;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5314 gl2ps->lastfactor = factor;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5315
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5316 if(!pattern \|\| !factor){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5317 /* solid line */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5318 fprintf(gl2ps->stream, "\\pgfsetdash{}{0pt}\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5319 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5320 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5321 gl2psParseStipplePattern(pattern, factor, &n, array);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5322 fprintf(gl2ps->stream, "\\pgfsetdash{");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5323 for(i = 0; i < n; i++) fprintf(gl2ps->stream, "{%dpt}", array[i]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5324 fprintf(gl2ps->stream, "}{0pt}\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5325 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5326 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5327
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5328 static const char *gl2psPGFTextAlignment(int align)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5329 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5330 switch(align){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5331 case GL2PS_TEXT_C : return "center";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5332 case GL2PS_TEXT_CL : return "west";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5333 case GL2PS_TEXT_CR : return "east";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5334 case GL2PS_TEXT_B : return "south";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5335 case GL2PS_TEXT_BR : return "south east";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5336 case GL2PS_TEXT_T : return "north";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5337 case GL2PS_TEXT_TL : return "north west";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5338 case GL2PS_TEXT_TR : return "north east";
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5339 case GL2PS_TEXT_BL :
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5340 default : return "south west";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5341 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5342 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5343
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5344 static void gl2psPrintPGFPrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5345 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5346 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5347
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5348 prim = (GL2PSprimitive*)data;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5349
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5350 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5351 case GL2PS_POINT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5352 /* Points in openGL are rectangular */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5353 gl2psPrintPGFColor(prim->verts[0].rgba);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5354 fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5355 "\\pgfpathrectangle{\\pgfpoint{%fpt}{%fpt}}"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5356 "{\\pgfpoint{%fpt}{%fpt}}\n\\pgfusepath{fill}\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5357 prim->verts[0].xyz[0]-0.5*prim->width,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5358 prim->verts[0].xyz[1]-0.5*prim->width,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5359 prim->width,prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5360 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5361 case GL2PS_LINE :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5362 gl2psPrintPGFColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5363 if(gl2ps->lastlinewidth != prim->width){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5364 gl2ps->lastlinewidth = prim->width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5365 fprintf(gl2ps->stream, "\\pgfsetlinewidth{%fpt}\n", gl2ps->lastlinewidth);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5366 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5367 gl2psPrintPGFDash(prim->pattern, prim->factor);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5368 fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5369 "\\pgfpathmoveto{\\pgfpoint{%fpt}{%fpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5370 "\\pgflineto{\\pgfpoint{%fpt}{%fpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5371 "\\pgfusepath{stroke}\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5372 prim->verts[1].xyz[0], prim->verts[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5373 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5374 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5375 case GL2PS_TRIANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5376 if(gl2ps->lastlinewidth != 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5377 gl2ps->lastlinewidth = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5378 fprintf(gl2ps->stream, "\\pgfsetlinewidth{0.01pt}\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5379 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5380 gl2psPrintPGFColor(prim->verts[0].rgba);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5381 fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5382 "\\pgfpathmoveto{\\pgfpoint{%fpt}{%fpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5383 "\\pgflineto{\\pgfpoint{%fpt}{%fpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5384 "\\pgflineto{\\pgfpoint{%fpt}{%fpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5385 "\\pgfpathclose\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5386 "\\pgfusepath{fill,stroke}\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5387 prim->verts[2].xyz[0], prim->verts[2].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5388 prim->verts[1].xyz[0], prim->verts[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5389 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5390 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5391 case GL2PS_TEXT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5392 fprintf(gl2ps->stream, "{\n\\pgftransformshift{\\pgfpoint{%fpt}{%fpt}}\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5393 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5394
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5395 if(prim->data.text->angle)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5396 fprintf(gl2ps->stream, "\\pgftransformrotate{%f}{", prim->data.text->angle);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5397
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5398 fprintf(gl2ps->stream, "\\pgfnode{rectangle}{%s}{\\fontsize{%d}{0}\\selectfont",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5399 gl2psPGFTextAlignment(prim->data.text->alignment),
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5400 prim->data.text->fontsize);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5401
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5402 fprintf(gl2ps->stream, "\\textcolor[rgb]{%g,%g,%g}{{%s}}",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5403 prim->verts[0].rgba[0], prim->verts[0].rgba[1],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5404 prim->verts[0].rgba[2], prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5405
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5406 fprintf(gl2ps->stream, "}{}{\\pgfusepath{discard}}}\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5407 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5408 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5409 /* alignment contains the format for which the special output text
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5410 is intended */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5411 if (prim->data.text->alignment == GL2PS_PGF)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5412 fprintf(gl2ps->stream, "%s\n", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5413 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5414 default :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5415 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5416 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5417 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5418
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5419 static void gl2psPrintPGFFooter(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5420 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5421 fprintf(gl2ps->stream, "\\end{pgfpicture}\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5422 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5423
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5424 static void gl2psPrintPGFBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5425 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5426 GLint index;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5427 GLfloat rgba[4];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5428 int x = viewport[0], y = viewport[1], w = viewport[2], h = viewport[3];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5429
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5430 glRenderMode(GL_FEEDBACK);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5431
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5432 if(gl2ps->header){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5433 gl2psPrintPGFHeader();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5434 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5435 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5436
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5437 fprintf(gl2ps->stream, "\\begin{pgfscope}\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5438 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5439 if(gl2ps->colormode == GL_RGBA \|\| gl2ps->colorsize == 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5440 glGetFloatv(GL_COLOR_CLEAR_VALUE, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5441 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5442 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5443 glGetIntegerv(GL_INDEX_CLEAR_VALUE, &index);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5444 rgba[0] = gl2ps->colormap[index][0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5445 rgba[1] = gl2ps->colormap[index][1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5446 rgba[2] = gl2ps->colormap[index][2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5447 rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5448 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5449 gl2psPrintPGFColor(rgba);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5450 fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5451 "\\pgfpathrectangle{\\pgfpoint{%dpt}{%dpt}}"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5452 "{\\pgfpoint{%dpt}{%dpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5453 "\\pgfusepath{fill}\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5454 x, y, w, h);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5455 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5456
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5457 fprintf(gl2ps->stream,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5458 "\\pgfpathrectangle{\\pgfpoint{%dpt}{%dpt}}"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5459 "{\\pgfpoint{%dpt}{%dpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5460 "\\pgfusepath{clip}\n",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5461 x, y, w, h);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5462 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5463
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5464 static GLint gl2psPrintPGFEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5465 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5466 GLint res;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5467 res = gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5468 fprintf(gl2ps->stream, "\\end{pgfscope}\n");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5469 return res;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5470 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5471
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5472 static void gl2psPrintPGFFinalPrimitive(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5473 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5474 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5475
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5476 /* definition of the PGF backend */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5477
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5478 static GL2PSbackend gl2psPGF = {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5479 gl2psPrintPGFHeader,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5480 gl2psPrintPGFFooter,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5481 gl2psPrintPGFBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5482 gl2psPrintPGFEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5483 gl2psPrintPGFPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5484 gl2psPrintPGFFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5485 "tex",
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5486 "PGF Latex Graphics"
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5487 };
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5488
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5489 /*********************************************************************
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5490 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5491 * General primitive printing routine
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5492 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5493 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5494
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5495 /* Warning: the ordering of the backends must match the format
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5496 #defines in gl2ps.h */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5497
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5498 static GL2PSbackend *gl2psbackends[] = {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5499 &gl2psPS, /* 0 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5500 &gl2psEPS, /* 1 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5501 &gl2psTEX, /* 2 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5502 &gl2psPDF, /* 3 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5503 &gl2psSVG, /* 4 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5504 &gl2psPGF /* 5 */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5505 };
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5506
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5507 static void gl2psComputeTightBoundingBox(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5508 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5509 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5510 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5511
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5512 prim = (GL2PSprimitive*)data;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5513
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5514 for(i = 0; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5515 if(prim->verts[i].xyz[0] < gl2ps->viewport[0])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5516 gl2ps->viewport[0] = (GLint)prim->verts[i].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5517 if(prim->verts[i].xyz[0] > gl2ps->viewport[2])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5518 gl2ps->viewport[2] = (GLint)(prim->verts[i].xyz[0] + 0.5F);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5519 if(prim->verts[i].xyz[1] < gl2ps->viewport[1])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5520 gl2ps->viewport[1] = (GLint)prim->verts[i].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5521 if(prim->verts[i].xyz[1] > gl2ps->viewport[3])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5522 gl2ps->viewport[3] = (GLint)(prim->verts[i].xyz[1] + 0.5F);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5523 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5524 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5525
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5526 static GLint gl2psPrintPrimitives(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5527 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5528 GL2PSbsptree *root;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5529 GL2PSxyz eye = {0.0F, 0.0F, 100.0F * GL2PS_ZSCALE};
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5530 GLint used;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5531
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5532 used = glRenderMode(GL_RENDER);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5533
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5534 if(used < 0){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5535 gl2psMsg(GL2PS_INFO, "OpenGL feedback buffer overflow");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5536 return GL2PS_OVERFLOW;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5537 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5538
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5539 if(used > 0)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5540 gl2psParseFeedbackBuffer(used);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5541
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5542 gl2psRescaleAndOffset();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5543
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5544 if(gl2ps->header){
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5545 if(gl2psListNbr(gl2ps->primitives) &&
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5546 (gl2ps->options & GL2PS_TIGHT_BOUNDING_BOX)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5547 gl2ps->viewport[0] = gl2ps->viewport[1] = 100000;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5548 gl2ps->viewport[2] = gl2ps->viewport[3] = -100000;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5549 gl2psListAction(gl2ps->primitives, gl2psComputeTightBoundingBox);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5550 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5551 (gl2psbackends[gl2ps->format]->printHeader)();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5552 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5553 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5554
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5555 if(!gl2psListNbr(gl2ps->primitives)){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5556 /* empty feedback buffer and/or nothing else to print */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5557 return GL2PS_NO_FEEDBACK;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5558 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5559
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5560 switch(gl2ps->sort){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5561 case GL2PS_NO_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5562 gl2psListAction(gl2ps->primitives, gl2psbackends[gl2ps->format]->printPrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5563 gl2psListAction(gl2ps->primitives, gl2psFreePrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5564 /* reset the primitive list, waiting for the next viewport */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5565 gl2psListReset(gl2ps->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5566 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5567 case GL2PS_SIMPLE_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5568 gl2psListSort(gl2ps->primitives, gl2psCompareDepth);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5569 if(gl2ps->options & GL2PS_OCCLUSION_CULL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5570 gl2psListActionInverse(gl2ps->primitives, gl2psAddInImageTree);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5571 gl2psFreeBspImageTree(&gl2ps->imagetree);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5572 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5573 gl2psListAction(gl2ps->primitives, gl2psbackends[gl2ps->format]->printPrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5574 gl2psListAction(gl2ps->primitives, gl2psFreePrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5575 /* reset the primitive list, waiting for the next viewport */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5576 gl2psListReset(gl2ps->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5577 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5578 case GL2PS_BSP_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5579 root = (GL2PSbsptree*)gl2psMalloc(sizeof(GL2PSbsptree));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5580 gl2psBuildBspTree(root, gl2ps->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5581 if(GL_TRUE == gl2ps->boundary) gl2psBuildPolygonBoundary(root);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5582 if(gl2ps->options & GL2PS_OCCLUSION_CULL){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5583 gl2psTraverseBspTree(root, eye, -GL2PS_EPSILON, gl2psLess,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5584 gl2psAddInImageTree, 1);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5585 gl2psFreeBspImageTree(&gl2ps->imagetree);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5586 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5587 gl2psTraverseBspTree(root, eye, GL2PS_EPSILON, gl2psGreater,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5588 gl2psbackends[gl2ps->format]->printPrimitive, 0);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5589 gl2psFreeBspTree(&root);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5590 /* reallocate the primitive list (it's been deleted by
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5591 gl2psBuildBspTree) in case there is another viewport */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5592 gl2ps->primitives = gl2psListCreate(500, 500, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5593 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5594 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5595 gl2psbackends[gl2ps->format]->printFinalPrimitive();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5596
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5597 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5598 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5599
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5600 /*********************************************************************
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5601 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5602 * Public routines
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5603 *
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5604 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5605
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5606 GL2PSDLL_API GLint gl2psBeginPage(const char title, const char producer,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5607 GLint viewport[4], GLint format, GLint sort,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5608 GLint options, GLint colormode,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5609 GLint colorsize, GL2PSrgba *colormap,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5610 GLint nr, GLint ng, GLint nb, GLint buffersize,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5611 FILE stream, const char filename)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5612 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5613 GLint index;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5614 int i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5615
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5616 if(gl2ps){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5617 gl2psMsg(GL2PS_ERROR, "gl2psBeginPage called in wrong program state");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5618 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5619 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5620
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5621 gl2ps = (GL2PScontext*)gl2psMalloc(sizeof(GL2PScontext));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5622
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5623 if(format >= 0 && format < (GLint)(sizeof(gl2psbackends) / sizeof(gl2psbackends[0]))){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5624 gl2ps->format = format;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5625 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5626 else {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5627 gl2psMsg(GL2PS_ERROR, "Unknown output format: %d", format);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5628 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5629 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5630 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5631 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5632
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5633 switch(sort){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5634 case GL2PS_NO_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5635 case GL2PS_SIMPLE_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5636 case GL2PS_BSP_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5637 gl2ps->sort = sort;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5638 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5639 default :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5640 gl2psMsg(GL2PS_ERROR, "Unknown sorting algorithm: %d", sort);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5641 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5642 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5643 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5644 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5645
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5646 if(stream){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5647 gl2ps->stream = stream;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5648 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5649 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5650 gl2psMsg(GL2PS_ERROR, "Bad file pointer");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5651 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5652 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5653 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5654 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5655
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5656 gl2ps->header = GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5657 gl2ps->maxbestroot = 10;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5658 gl2ps->options = options;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5659 gl2ps->compress = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5660 gl2ps->imagemap_head = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5661 gl2ps->imagemap_tail = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5662
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5663 if(gl2ps->options & GL2PS_USE_CURRENT_VIEWPORT){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5664 glGetIntegerv(GL_VIEWPORT, gl2ps->viewport);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5665 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5666 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5667 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5668 gl2ps->viewport[i] = viewport[i];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5669 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5670 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5671
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5672 if(!gl2ps->viewport[2] \|\| !gl2ps->viewport[3]){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5673 gl2psMsg(GL2PS_ERROR, "Incorrect viewport (x=%d, y=%d, width=%d, height=%d)",
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5674 gl2ps->viewport[0], gl2ps->viewport[1],
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5675 gl2ps->viewport[2], gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5676 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5677 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5678 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5679 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5680
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5681 gl2ps->threshold[0] = nr ? 1.0F / (GLfloat)nr : 0.064F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5682 gl2ps->threshold[1] = ng ? 1.0F / (GLfloat)ng : 0.034F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5683 gl2ps->threshold[2] = nb ? 1.0F / (GLfloat)nb : 0.100F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5684 gl2ps->colormode = colormode;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5685 gl2ps->buffersize = buffersize > 0 ? buffersize : 2048 * 2048;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5686 for(i = 0; i < 3; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5687 gl2ps->lastvertex.xyz[i] = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5688 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5689 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5690 gl2ps->lastvertex.rgba[i] = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5691 gl2ps->lastrgba[i] = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5692 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5693 gl2ps->lastlinewidth = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5694 gl2ps->lastpattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5695 gl2ps->lastfactor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5696 gl2ps->imagetree = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5697 gl2ps->primitivetoadd = NULL;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5698 gl2ps->zerosurfacearea = GL_FALSE;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5699 gl2ps->pdfprimlist = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5700 gl2ps->pdfgrouplist = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5701 gl2ps->xreflist = NULL;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5702
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5703 /* get default blending mode from current OpenGL state (enabled by
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5704 default for SVG) */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5705 gl2ps->blending = (gl2ps->format == GL2PS_SVG) ? GL_TRUE : glIsEnabled(GL_BLEND);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5706 glGetIntegerv(GL_BLEND_SRC, &gl2ps->blendfunc[0]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5707 glGetIntegerv(GL_BLEND_DST, &gl2ps->blendfunc[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5708
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5709 if(gl2ps->colormode == GL_RGBA){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5710 gl2ps->colorsize = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5711 gl2ps->colormap = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5712 glGetFloatv(GL_COLOR_CLEAR_VALUE, gl2ps->bgcolor);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5713 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5714 else if(gl2ps->colormode == GL_COLOR_INDEX){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5715 if(!colorsize \|\| !colormap){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5716 gl2psMsg(GL2PS_ERROR, "Missing colormap for GL_COLOR_INDEX rendering");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5717 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5718 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5719 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5720 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5721 gl2ps->colorsize = colorsize;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5722 gl2ps->colormap = (GL2PSrgba)gl2psMalloc(gl2ps->colorsize sizeof(GL2PSrgba));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5723 memcpy(gl2ps->colormap, colormap, gl2ps->colorsize * sizeof(GL2PSrgba));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5724 glGetIntegerv(GL_INDEX_CLEAR_VALUE, &index);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5725 gl2ps->bgcolor[0] = gl2ps->colormap[index][0];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5726 gl2ps->bgcolor[1] = gl2ps->colormap[index][1];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5727 gl2ps->bgcolor[2] = gl2ps->colormap[index][2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5728 gl2ps->bgcolor[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5729 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5730 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5731 gl2psMsg(GL2PS_ERROR, "Unknown color mode in gl2psBeginPage");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5732 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5733 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5734 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5735 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5736
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5737 if(!title){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5738 gl2ps->title = (char*)gl2psMalloc(sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5739 gl2ps->title[0] = '\0';
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5740 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5741 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5742 gl2ps->title = (char)gl2psMalloc((strlen(title)+1)sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5743 strcpy(gl2ps->title, title);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5744 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5745
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5746 if(!producer){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5747 gl2ps->producer = (char*)gl2psMalloc(sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5748 gl2ps->producer[0] = '\0';
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5749 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5750 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5751 gl2ps->producer = (char)gl2psMalloc((strlen(producer)+1)sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5752 strcpy(gl2ps->producer, producer);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5753 }
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5754
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5755 if(!filename){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5756 gl2ps->filename = (char*)gl2psMalloc(sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5757 gl2ps->filename[0] = '\0';
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5758 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5759 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5760 gl2ps->filename = (char)gl2psMalloc((strlen(filename)+1)sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5761 strcpy(gl2ps->filename, filename);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5762 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5763
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5764 gl2ps->primitives = gl2psListCreate(500, 500, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5765 gl2ps->auxprimitives = gl2psListCreate(100, 100, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5766 gl2ps->feedback = (GLfloat)gl2psMalloc(gl2ps->buffersize sizeof(GLfloat));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5767 glFeedbackBuffer(gl2ps->buffersize, GL_3D_COLOR, gl2ps->feedback);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5768 glRenderMode(GL_FEEDBACK);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5769
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5770 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5771 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5772
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5773 GL2PSDLL_API GLint gl2psEndPage(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5774 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5775 GLint res;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5776
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5777 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5778
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5779 res = gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5780
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5781 if(res != GL2PS_OVERFLOW)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5782 (gl2psbackends[gl2ps->format]->printFooter)();
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5783
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5784 fflush(gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5785
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5786 gl2psListDelete(gl2ps->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5787 gl2psListDelete(gl2ps->auxprimitives);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5788 gl2psFreeImagemap(gl2ps->imagemap_head);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5789 gl2psFree(gl2ps->colormap);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5790 gl2psFree(gl2ps->title);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5791 gl2psFree(gl2ps->producer);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5792 gl2psFree(gl2ps->filename);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5793 gl2psFree(gl2ps->feedback);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5794 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5795 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5796
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5797 return res;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5798 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5799
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5800 GL2PSDLL_API GLint gl2psBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5801 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5802 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5803
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5804 (gl2psbackends[gl2ps->format]->beginViewport)(viewport);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5805
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5806 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5807 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5808
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5809 GL2PSDLL_API GLint gl2psEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5810 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5811 GLint res;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5812
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5813 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5814
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5815 res = (gl2psbackends[gl2ps->format]->endViewport)();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5816
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5817 /* reset last used colors, line widths */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5818 gl2ps->lastlinewidth = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5819
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5820 return res;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5821 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5822
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5823 GL2PSDLL_API GLint gl2psTextOpt(const char str, const char fontname,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5824 GLshort fontsize, GLint alignment, GLfloat angle)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5825 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5826 return gl2psAddText(GL2PS_TEXT, str, fontname, fontsize, alignment, angle);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5827 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5828
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5829 GL2PSDLL_API GLint gl2psText(const char str, const char fontname, GLshort fontsize)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5830 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5831 return gl2psAddText(GL2PS_TEXT, str, fontname, fontsize, GL2PS_TEXT_BL, 0.0F);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5832 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5833
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5834 GL2PSDLL_API GLint gl2psSpecial(GLint format, const char *str)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5835 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5836 return gl2psAddText(GL2PS_SPECIAL, str, "", 0, format, 0.0F);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5837 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5838
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5839 GL2PSDLL_API GLint gl2psDrawPixels(GLsizei width, GLsizei height,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5840 GLint xorig, GLint yorig,
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5841 GLenum format, GLenum type,
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5842 const void *pixels)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5843 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5844 int size, i;
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	5845 const GLfloat *piv;
54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	5846 GLfloat pos[4], zoom_x, zoom_y;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5847 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5848 GLboolean valid;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5849
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5850 if(!gl2ps \|\| !pixels) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5851
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5852 if((width <= 0) \|\| (height <= 0)) return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5853
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5854 if(gl2ps->options & GL2PS_NO_PIXMAP) return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5855
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5856 if((format != GL_RGB && format != GL_RGBA) \|\| type != GL_FLOAT){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5857 gl2psMsg(GL2PS_ERROR, "gl2psDrawPixels only implemented for "
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5858 "GL_RGB/GL_RGBA, GL_FLOAT pixels");
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5859 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5860 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5861
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5862 glGetBooleanv(GL_CURRENT_RASTER_POSITION_VALID, &valid);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5863 if(GL_FALSE == valid) return GL2PS_SUCCESS; /* the primitive is culled */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5864
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5865 glGetFloatv(GL_CURRENT_RASTER_POSITION, pos);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5866 glGetFloatv(GL_ZOOM_X, &zoom_x);
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5867 glGetFloatv(GL_ZOOM_Y, &zoom_y);
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5868
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5869 prim = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5870 prim->type = GL2PS_PIXMAP;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5871 prim->boundary = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5872 prim->numverts = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5873 prim->verts = (GL2PSvertex*)gl2psMalloc(sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5874 prim->verts[0].xyz[0] = pos[0] + xorig;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5875 prim->verts[0].xyz[1] = pos[1] + yorig;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5876 prim->verts[0].xyz[2] = pos[2];
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5877 prim->culled = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5878 prim->offset = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5879 prim->pattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5880 prim->factor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5881 prim->width = 1;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5882 glGetFloatv(GL_CURRENT_RASTER_COLOR, prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5883 prim->data.image = (GL2PSimage*)gl2psMalloc(sizeof(GL2PSimage));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5884 prim->data.image->width = width;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5885 prim->data.image->height = height;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5886 prim->data.image->zoom_x = zoom_x;
28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5887 prim->data.image->zoom_y = zoom_y;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5888 prim->data.image->format = format;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5889 prim->data.image->type = type;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5890
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5891 switch(format){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5892 case GL_RGBA:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5893 if(gl2ps->options & GL2PS_NO_BLENDING \|\| !gl2ps->blending){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5894 /* special case: blending turned off */
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5895 prim->data.image->format = GL_RGB;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5896 size = height * width * 3;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5897 prim->data.image->pixels = (GLfloat)gl2psMalloc(size sizeof(GLfloat));
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	5898 piv = (const GLfloat*)pixels;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5899 for(i = 0; i < size; ++i, ++piv){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5900 prim->data.image->pixels[i] = *piv;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5901 if(!((i + 1) % 3))
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5902 ++piv;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5903 }
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5904 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5905 else{
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5906 size = height * width * 4;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5907 prim->data.image->pixels = (GLfloat)gl2psMalloc(size sizeof(GLfloat));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5908 memcpy(prim->data.image->pixels, pixels, size * sizeof(GLfloat));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5909 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5910 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5911 case GL_RGB:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5912 default:
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5913 size = height * width * 3;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5914 prim->data.image->pixels = (GLfloat)gl2psMalloc(size sizeof(GLfloat));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5915 memcpy(prim->data.image->pixels, pixels, size * sizeof(GLfloat));
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5916 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5917 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5918
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5919 gl2psListAdd(gl2ps->auxprimitives, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5920 glPassThrough(GL2PS_DRAW_PIXELS_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5921
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5922 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5923 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5924
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5925 GL2PSDLL_API GLint gl2psDrawImageMap(GLsizei width, GLsizei height,
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5926 const GLfloat position[3],
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5927 const unsigned char *imagemap){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5928 int size, i;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5929 int sizeoffloat = sizeof(GLfloat);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5930
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5931 if(!gl2ps \|\| !imagemap) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5932
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5933 if((width <= 0) \|\| (height <= 0)) return GL2PS_ERROR;
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	5934
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5935 size = height + height * ((width - 1) / 8);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5936 glPassThrough(GL2PS_IMAGEMAP_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5937 glBegin(GL_POINTS);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5938 glVertex3f(position[0], position[1],position[2]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5939 glEnd();
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5940 glPassThrough((GLfloat)width);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5941 glPassThrough((GLfloat)height);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5942 for(i = 0; i < size; i += sizeoffloat){
13148 54f804016276 Update sources for gl2ps. Ben Abbott <bpabbott@mac.com> parents: 13145 diff changeset	5943 const float value = (const float)imagemap;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5944 glPassThrough(*value);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5945 imagemap += sizeoffloat;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5946 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5947 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5948 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5949
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5950 GL2PSDLL_API GLint gl2psEnable(GLint mode)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5951 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5952 GLint tmp;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5953
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5954 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5955
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5956 switch(mode){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5957 case GL2PS_POLYGON_OFFSET_FILL :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5958 glPassThrough(GL2PS_BEGIN_OFFSET_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5959 glGetFloatv(GL_POLYGON_OFFSET_FACTOR, &gl2ps->offset[0]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5960 glGetFloatv(GL_POLYGON_OFFSET_UNITS, &gl2ps->offset[1]);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5961 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5962 case GL2PS_POLYGON_BOUNDARY :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5963 glPassThrough(GL2PS_BEGIN_BOUNDARY_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5964 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5965 case GL2PS_LINE_STIPPLE :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5966 glPassThrough(GL2PS_BEGIN_STIPPLE_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5967 glGetIntegerv(GL_LINE_STIPPLE_PATTERN, &tmp);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5968 glPassThrough((GLfloat)tmp);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5969 glGetIntegerv(GL_LINE_STIPPLE_REPEAT, &tmp);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5970 glPassThrough((GLfloat)tmp);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5971 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5972 case GL2PS_BLEND :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5973 glPassThrough(GL2PS_BEGIN_BLEND_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5974 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5975 default :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5976 gl2psMsg(GL2PS_WARNING, "Unknown mode in gl2psEnable: %d", mode);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5977 return GL2PS_WARNING;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5978 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5979
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5980 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5981 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5982
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5983 GL2PSDLL_API GLint gl2psDisable(GLint mode)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5984 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5985 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5986
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5987 switch(mode){
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5988 case GL2PS_POLYGON_OFFSET_FILL :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5989 glPassThrough(GL2PS_END_OFFSET_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5990 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5991 case GL2PS_POLYGON_BOUNDARY :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5992 glPassThrough(GL2PS_END_BOUNDARY_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5993 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5994 case GL2PS_LINE_STIPPLE :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5995 glPassThrough(GL2PS_END_STIPPLE_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5996 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5997 case GL2PS_BLEND :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5998 glPassThrough(GL2PS_END_BLEND_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	5999 break;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6000 default :
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6001 gl2psMsg(GL2PS_WARNING, "Unknown mode in gl2psDisable: %d", mode);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6002 return GL2PS_WARNING;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6003 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6004
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6005 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6006 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6007
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6008 GL2PSDLL_API GLint gl2psPointSize(GLfloat value)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6009 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6010 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6011
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6012 glPassThrough(GL2PS_POINT_SIZE_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6013 glPassThrough(value);
13145 28227e743342 Backout last gl2ps update in changeset 7b4ec6f841a2. Ben Abbott <bpabbott@mac.com> parents: 12970 diff changeset	6014
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6015 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6016 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6017
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6018 GL2PSDLL_API GLint gl2psLineWidth(GLfloat value)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6019 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6020 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6021
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6022 glPassThrough(GL2PS_LINE_WIDTH_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6023 glPassThrough(value);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6024
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6025 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6026 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6027
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6028 GL2PSDLL_API GLint gl2psBlendFunc(GLenum sfactor, GLenum dfactor)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6029 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6030 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6031
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6032 if(GL_FALSE == gl2psSupportedBlendMode(sfactor, dfactor))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6033 return GL2PS_WARNING;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6034
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6035 glPassThrough(GL2PS_SRC_BLEND_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6036 glPassThrough((GLfloat)sfactor);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6037 glPassThrough(GL2PS_DST_BLEND_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6038 glPassThrough((GLfloat)dfactor);
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6039
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6040 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6041 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6042
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6043 GL2PSDLL_API GLint gl2psSetOptions(GLint options)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6044 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6045 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6046
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6047 gl2ps->options = options;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6048
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6049 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6050 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6051
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6052 GL2PSDLL_API GLint gl2psGetOptions(GLint *options)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6053 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6054 if(!gl2ps) {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6055 *options = 0;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6056 return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6057 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6058
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6059 *options = gl2ps->options;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6060
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6061 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6062 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6063
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6064 GL2PSDLL_API const char *gl2psGetFileExtension(GLint format)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6065 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6066 if(format >= 0 && format < (GLint)(sizeof(gl2psbackends) / sizeof(gl2psbackends[0])))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6067 return gl2psbackends[format]->file_extension;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6068 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6069 return "Unknown format";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6070 }
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6071
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6072 GL2PSDLL_API const char *gl2psGetFormatDescription(GLint format)
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6073 {
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6074 if(format >= 0 && format < (GLint)(sizeof(gl2psbackends) / sizeof(gl2psbackends[0])))
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6075 return gl2psbackends[format]->description;
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6076 else
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6077 return "Unknown format";
2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: diff changeset	6078 }

Mercurial > hg > octave-nkf

annotate libinterp/interp-core/gl2ps.c @ 16659:608e307b4914 ss-3-7-5