octave-max: src/gl-render.cc annotate

annotate src/gl-render.cc @ 11208:a44ba1cdfbb5

handle --without-opengl configure option

author	John W. Eaton <jwe@octave.org>
date	Mon, 08 Nov 2010 22:28:06 -0500
parents	f72e17e70378
children	94d9d412a2a0

rev	line source
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1 /*
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2
8920 eb63fbe60fab update copyright notices John W. Eaton <jwe@octave.org> parents: 8724 diff changeset	3 Copyright (C) 2008, 2009 Michael Goffioul
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	4
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	5 This file is part of Octave.
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	6
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	8 under the terms of the GNU General Public License as published by the
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	9 Free Software Foundation; either version 3 of the License, or (at your
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	10 option) any later version.
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	11
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	15 for more details.
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	16
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	17 You should have received a copy of the GNU General Public License
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	18 along with Octave; see the file COPYING. If not, see
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	19 <http://www.gnu.org/licenses/>.
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	20
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	21 */
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	22
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	23 #ifdef HAVE_CONFIG_H
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	24 #include <config.h>
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	25 #endif
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	26
7954 3ffc34caec65 configure fixes John W. Eaton <jwe@octave.org> parents: 7924 diff changeset	27 #if defined (HAVE_OPENGL)
3ffc34caec65 configure fixes John W. Eaton <jwe@octave.org> parents: 7924 diff changeset	28
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	29 #include <iostream>
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	30
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	31 #include <lo-mappers.h>
8377 25bc2d31e1bf improve OCTAVE_LOCAL_BUFFER Jaroslav Hajek <highegg@gmail.com> parents: 8263 diff changeset	32 #include "oct-locbuf.h"
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	33 #include "gl-render.h"
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	34 #include "txt-eng.h"
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	35 #include "txt-eng-ft.h"
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	36
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	37 #define LIGHT_MODE GL_FRONT_AND_BACK
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	38
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	39 // Win32 API requires the CALLBACK attributes for
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	40 // GLU callback functions. Define it to empty on
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	41 // other platforms.
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	42 #ifndef CALLBACK
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	43 #define CALLBACK
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	44 #endif
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	45
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	46 enum {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	47 AXE_ANY_DIR = 0,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	48 AXE_DEPTH_DIR = 1,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	49 AXE_HORZ_DIR = 2,
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	50 AXE_VERT_DIR = 3
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	51 };
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	52
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	53 static octave_idx_type
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	54 xmin (octave_idx_type x, octave_idx_type y)
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	55 {
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	56 return x < y ? x : y;
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	57 }
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	58
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	59 class
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	60 opengl_texture
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	61 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	62 protected:
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	63 class texture_rep
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	64 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	65 public:
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	66 texture_rep (void) : valid (false), count (1) { }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	67
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	68 texture_rep (GLuint id_arg, int w_arg, int h_arg, int tw_arg, int th_arg)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	69 : id (id_arg), w (w_arg), h (h_arg), tw (tw_arg), th (th_arg),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	70 tx (double(w)/tw), ty (double(h)/th), valid (true),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	71 count (1) { }
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	72
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	73 ~texture_rep (void)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	74 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	75 if (valid)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	76 glDeleteTextures (1, &id);
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	77 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	78
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	79 void bind (int mode) const
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	80 { if (valid) glBindTexture (mode, id); }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	81
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	82 void tex_coord (double q, double r) const
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	83 { if (valid) glTexCoord2d (qtx, rty); }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	84
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	85 GLuint id;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	86 int w, h;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	87 int tw, th;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	88 double tx, ty;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	89 bool valid;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	90 int count;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	91 };
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	92
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	93 texture_rep *rep;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	94
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	95 private:
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	96 opengl_texture (texture_rep *_rep) : rep (_rep) { }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	97
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	98 public:
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	99 opengl_texture (void) : rep (new texture_rep ()) { }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	100
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	101 opengl_texture (const opengl_texture& tx)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	102 : rep (tx.rep)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	103 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	104 rep->count++;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	105 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	106
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	107 ~opengl_texture (void)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	108 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	109 if (--rep->count == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	110 delete rep;
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	111 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	112
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	113 opengl_texture& operator = (const opengl_texture& tx)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	114 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	115 if (--rep->count == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	116 delete rep;
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	117
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	118 rep = tx.rep;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	119 rep->count++;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	120
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	121 return *this;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	122 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	123
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	124 static opengl_texture create (const octave_value& data);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	125
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	126 void bind (int mode = GL_TEXTURE_2D) const
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	127 { rep->bind (mode); }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	128
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	129 void tex_coord (double q, double r) const
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	130 { rep->tex_coord (q, r); }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	131
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	132 bool is_valid (void) const
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	133 { return rep->valid; }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	134 };
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	135
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	136 static int
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	137 next_power_of_2 (int n)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	138 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	139 int m = 1;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	140
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	141 while (m < n && m < INT_MAX)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	142 m <<= 1;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	143
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	144 return m;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	145 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	146
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	147 opengl_texture
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	148 opengl_texture::create (const octave_value& data)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	149 {
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	150 opengl_texture retval;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	151
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	152 dim_vector dv (data.dims ());
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	153
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	154 // Expect RGB data
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	155 if (dv.length () == 3 && dv(2) == 3)
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	156 {
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	157 // FIXME -- dim_vectors hold octave_idx_type values. Should we
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	158 // check for dimensions larger than intmax?
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	159 int h = dv(0), w = dv(1), tw, th;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	160 GLuint id;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	161 bool ok = true;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	162
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	163 tw = next_power_of_2 (w);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	164 th = next_power_of_2 (w);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	165
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	166 glGenTextures (1, &id);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	167 glBindTexture (GL_TEXTURE_2D, id);
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	168
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	169 if (data.is_double_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	170 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	171 const NDArray xdata = data.array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	172
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	173 OCTAVE_LOCAL_BUFFER (float, a, (3twth));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	174
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	175 for (int i = 0; i < h; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	176 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	177 for (int j = 0, idx = itw3; j < w; j++, idx += 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	178 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	179 a[idx] = xdata(i,j,0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	180 a[idx+1] = xdata(i,j,1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	181 a[idx+2] = xdata(i,j,2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	182 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	183 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	184
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	185 glTexImage2D (GL_TEXTURE_2D, 0, 3, tw, th, 0,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	186 GL_RGB, GL_FLOAT, a);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	187 }
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	188 else if (data.is_uint8_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	189 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	190 const uint8NDArray xdata = data.uint8_array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	191
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	192 OCTAVE_LOCAL_BUFFER (octave_uint8, a, (3twth));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	193
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	194 for (int i = 0; i < h; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	195 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	196 for (int j = 0, idx = itw3; j < w; j++, idx += 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	197 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	198 a[idx] = xdata(i,j,0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	199 a[idx+1] = xdata(i,j,1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	200 a[idx+2] = xdata(i,j,2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	201 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	202 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	203
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	204 glTexImage2D (GL_TEXTURE_2D, 0, 3, tw, th, 0,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	205 GL_RGB, GL_UNSIGNED_BYTE, a);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	206 }
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	207 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	208 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	209 ok = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	210 warning ("opengl_texture::create: invalid texture data type (expected double or uint8)");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	211 }
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	212
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	213 if (ok)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	214 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	215 glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	216 glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	217
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	218 if (glGetError () != GL_NO_ERROR)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	219 warning ("opengl_texture::create: OpenGL error while generating texture data");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	220 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	221 retval = opengl_texture (new texture_rep (id, w, h, tw, th));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	222 }
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	223 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	224 else
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	225 warning ("opengl_texture::create: invalid texture data size");
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	226
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	227 return retval;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	228 }
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	229
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	230 class
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	231 opengl_tesselator
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	232 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	233 public:
8724 a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	234 #if defined (HAVE_FRAMEWORK_OPENGL) && defined (HAVE_GLUTESSCALLBACK_THREEDOTS)
a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	235 typedef GLvoid (CALLBACK *fcn) (...);
a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	236 #else
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	237 typedef void (CALLBACK *fcn) (void);
8724 a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	238 #endif
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	239
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	240 public:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	241
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	242 opengl_tesselator (void) : glu_tess (0) { init (); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	243
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	244 virtual ~opengl_tesselator (void)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	245 { if (glu_tess) gluDeleteTess (glu_tess); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	246
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	247 void begin_polygon (bool filled = true)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	248 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	249 gluTessProperty (glu_tess, GLU_TESS_BOUNDARY_ONLY,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	250 (filled ? GL_FALSE : GL_TRUE));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	251 fill = filled;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	252 gluTessBeginPolygon (glu_tess, this);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	253 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	254
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	255 void end_polygon (void) const
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	256 { gluTessEndPolygon (glu_tess); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	257
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	258 void begin_contour (void) const
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	259 { gluTessBeginContour (glu_tess); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	260
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	261 void end_contour (void) const
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	262 { gluTessEndContour (glu_tess); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	263
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	264 void add_vertex (double loc, void data) const
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	265 { gluTessVertex (glu_tess, loc, data); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	266
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	267 protected:
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	268 virtual void begin (GLenum /type/) { }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	269
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	270 virtual void end (void) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	271
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	272 virtual void vertex (void /data*/) { }
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	273
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	274 virtual void combine (GLdouble /c/[3], void /data*/[4],
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	275 GLfloat /w/[4], void */out_data*/) { }
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	276
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	277 virtual void edge_flag (GLboolean /flag/) { }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	278
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	279 virtual void error (GLenum err)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	280 { ::error ("OpenGL tesselation error (%d)", err); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	281
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	282 virtual void init (void)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	283 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	284 glu_tess = gluNewTess ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	285
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	286 gluTessCallback (glu_tess, GLU_TESS_BEGIN_DATA,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	287 reinterpret_cast<fcn> (tess_begin));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	288 gluTessCallback (glu_tess, GLU_TESS_END_DATA,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	289 reinterpret_cast<fcn> (tess_end));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	290 gluTessCallback (glu_tess, GLU_TESS_VERTEX_DATA,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	291 reinterpret_cast<fcn> (tess_vertex));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	292 gluTessCallback (glu_tess, GLU_TESS_COMBINE_DATA,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	293 reinterpret_cast<fcn> (tess_combine));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	294 gluTessCallback (glu_tess, GLU_TESS_EDGE_FLAG_DATA,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	295 reinterpret_cast<fcn> (tess_edge_flag));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	296 gluTessCallback (glu_tess, GLU_TESS_ERROR_DATA,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	297 reinterpret_cast<fcn> (tess_error));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	298 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	299
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	300 bool is_filled (void) const { return fill; }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	301
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	302 private:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	303 static void CALLBACK tess_begin (GLenum type, void *t)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	304 { reinterpret_cast<opengl_tesselator *> (t)->begin (type); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	305
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	306 static void CALLBACK tess_end (void *t)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	307 { reinterpret_cast<opengl_tesselator *> (t)->end (); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	308
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	309 static void CALLBACK tess_vertex (void v, void t)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	310 { reinterpret_cast<opengl_tesselator *> (t)->vertex (v); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	311
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	312 static void CALLBACK tess_combine (GLdouble c[3], void *v[4], GLfloat w[4],
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	313 void *out, void t)
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	314 { reinterpret_cast<opengl_tesselator *> (t)->combine (c, v, w, out); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	315
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	316 static void CALLBACK tess_edge_flag (GLboolean flag, void *t)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	317 { reinterpret_cast<opengl_tesselator *> (t)->edge_flag (flag); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	318
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	319 static void CALLBACK tess_error (GLenum err, void *t)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	320 { reinterpret_cast<opengl_tesselator *> (t)->error (err); }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	321
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	322 private:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	323 GLUtesselator *glu_tess;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	324 bool fill;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	325 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	326
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	327 class
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	328 vertex_data
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	329 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	330 public:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	331 class vertex_data_rep
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	332 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	333 public:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	334 Matrix coords;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	335 Matrix color;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	336 Matrix normal;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	337 double alpha;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	338 float ambient;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	339 float diffuse;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	340 float specular;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	341 float specular_exp;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	342
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	343 // reference counter
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	344 int count;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	345
7904 1fddd9b8e862 Fix nil_rep reference counting in gl-render.cc::vertex_data internal class John W. Eaton <jwe@octave.org> parents: 7874 diff changeset	346 vertex_data_rep (void) : count (1) { }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	347
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	348 vertex_data_rep (const Matrix& c, const Matrix& col, const Matrix& n,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	349 double a, float as, float ds, float ss, float se)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	350 : coords (c), color (col), normal (n), alpha (a),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	351 ambient (as), diffuse (ds), specular (ss), specular_exp (se),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	352 count (1) { }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	353 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	354
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	355 private:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	356 vertex_data_rep *rep;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	357
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	358 vertex_data_rep *nil_rep (void) const
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	359 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	360 static vertex_data_rep *nr = new vertex_data_rep ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	361
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	362 return nr;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	363 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	364
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	365 public:
7904 1fddd9b8e862 Fix nil_rep reference counting in gl-render.cc::vertex_data internal class John W. Eaton <jwe@octave.org> parents: 7874 diff changeset	366 vertex_data (void) : rep (nil_rep ())
1fddd9b8e862 Fix nil_rep reference counting in gl-render.cc::vertex_data internal class John W. Eaton <jwe@octave.org> parents: 7874 diff changeset	367 { rep->count++; }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	368
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	369 vertex_data (const vertex_data& v) : rep (v.rep)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	370 { rep->count++; }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	371
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	372 vertex_data (const Matrix& c, const Matrix& col, const Matrix& n,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	373 double a, float as, float ds, float ss, float se)
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	374 : rep (new vertex_data_rep (c, col, n, a, as, ds, ss, se))
7904 1fddd9b8e862 Fix nil_rep reference counting in gl-render.cc::vertex_data internal class John W. Eaton <jwe@octave.org> parents: 7874 diff changeset	375 { }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	376
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	377 vertex_data (vertex_data_rep *new_rep)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	378 : rep (new_rep) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	379
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	380 ~vertex_data (void)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	381 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	382 if (--rep->count == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	383 delete rep;
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	384 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	385
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	386 vertex_data& operator = (const vertex_data& v)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	387 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	388 if (--rep->count == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	389 delete rep;
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	390
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	391 rep = v.rep;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	392 rep->count++;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	393
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	394 return *this;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	395 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	396
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	397 vertex_data_rep *get_rep (void) const { return rep; }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	398 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	399
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	400 class
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	401 opengl_renderer::patch_tesselator : public opengl_tesselator
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	402 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	403 public:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	404 patch_tesselator (opengl_renderer *r, int cmode, int lmode, int idx = 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	405 : opengl_tesselator (), renderer (r),
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	406 color_mode (cmode), light_mode (lmode), index (idx),
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	407 first (true) { }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	408
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	409 protected:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	410 void begin (GLenum type)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	411 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	412 //printf("patch_tesselator::begin (%d)\n", type);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	413 first = true;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	414
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	415 if (color_mode == 2 \|\| light_mode == 2)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	416 glShadeModel (GL_SMOOTH);
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	417 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	418 glShadeModel (GL_FLAT);
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	419
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	420 if (is_filled ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	421 renderer->set_polygon_offset (true, 1+index);
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	422
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	423 glBegin (type);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	424 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	425
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	426 void end (void)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	427 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	428 //printf("patch_tesselator::end\n");
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	429 glEnd ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	430 renderer->set_polygon_offset (false);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	431 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	432
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	433 void vertex (void *data)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	434 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	435 vertex_data::vertex_data_rep *v
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	436 = reinterpret_cast<vertex_data::vertex_data_rep *> (data);
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	437 //printf("patch_tesselator::vertex (%g, %g, %g)\n", v->coords(0), v->coords(1), v->coords(2));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	438
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	439 // FIXME: why did I need to keep the first vertex of the face
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	440 // in JHandles? I think it's related to the fact that the
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	441 // tessellation process might re-order the vertices, such that
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	442 // the first one you get here might not be the first one of the face;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	443 // but I can't figure out the actual reason.
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	444 if (color_mode > 0 && (first \|\| color_mode == 2))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	445 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	446 Matrix col = v->color;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	447
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	448 if (col.numel () == 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	449 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	450 glColor3dv (col.data ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	451 if (light_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	452 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	453 float buf[4] = { 0, 0, 0, 1 };
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	454
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	455 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	456 buf[k] = (v->ambient * col(k));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	457 glMaterialfv (LIGHT_MODE, GL_AMBIENT, buf);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	458
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	459 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	460 buf[k] = (v->diffuse * col(k));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	461 glMaterialfv (LIGHT_MODE, GL_AMBIENT, buf);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	462 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	463 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	464 }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	465
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	466 if (light_mode > 0 && (first \|\| light_mode == 2))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	467 glNormal3dv (v->normal.data ());
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	468
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	469 glVertex3dv (v->coords.data ());
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	470
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	471 first = false;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	472 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	473
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	474 void combine (GLdouble xyz[3], void *data[4], GLfloat w[4],
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	475 void **out_data)
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	476 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	477 //printf("patch_tesselator::combine\n");
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	478
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	479 vertex_data::vertex_data_rep *v[4];
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	480 int vmax = 4;
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	481
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	482 for (int i = 0; i < 4; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	483 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	484 v[i] = reinterpret_cast<vertex_data::vertex_data_rep *> (data[i]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	485
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	486 if (vmax == 4 && ! v[i])
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	487 vmax = i;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	488 }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	489
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	490 Matrix vv (1, 3, 0.0);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	491 Matrix cc;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	492 Matrix nn (1, 3, 0.0);
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	493 double aa = 0.0;
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	494
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	495 vv(0) = xyz[0];
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	496 vv(1) = xyz[1];
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	497 vv(2) = xyz[2];
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	498
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	499 if (v[0]->color.numel ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	500 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	501 cc.resize (1, 3, 0.0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	502 for (int ic = 0; ic < 3; ic++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	503 for (int iv = 0; iv < vmax; iv++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	504 cc(ic) += (w[iv] * v[iv]->color(ic));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	505 }
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	506
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	507 if (v[0]->normal.numel () > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	508 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	509 for (int in = 0; in < 3; in++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	510 for (int iv = 0; iv < vmax; iv++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	511 nn(in) += (w[iv] * v[iv]->normal(in));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	512 }
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	513
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	514 for (int iv = 0; iv < vmax; iv++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	515 aa += (w[iv] * v[iv]->alpha);
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	516
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	517 vertex_data new_v (vv, cc, nn, aa, v[0]->ambient, v[0]->diffuse,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	518 v[0]->specular, v[0]->specular_exp);
7837 57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	519 tmp_vdata.push_back (new_v);
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	520
57095ca98533 Make OpenGL tessellation combine callback robust against NULL vertex data. Michael Goffioul <michael.goffioul@gmail.com> parents: 7834 diff changeset	521 *out_data = new_v.get_rep ();
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	522 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	523
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	524 private:
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	525 opengl_renderer *renderer;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	526 int color_mode; // 0: uni, 1: flat, 2: interp
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	527 int light_mode; // 0: none, 1: flat, 2: gouraud
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	528 int index;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	529 bool first;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	530 std::list<vertex_data> tmp_vdata;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	531 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	532
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	533 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	534 opengl_renderer::draw (const graphics_object& go)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	535 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	536 if (! go.valid_object ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	537 return;
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	538
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	539 const base_properties& props = go.get_properties ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	540
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	541 if (go.isa ("figure"))
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	542 draw_figure (dynamic_cast<const figure::properties&> (props));
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	543 else if (go.isa ("axes"))
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	544 draw_axes (dynamic_cast<const axes::properties&> (props));
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	545 else if (go.isa ("line"))
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	546 draw_line (dynamic_cast<const line::properties&> (props));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	547 else if (go.isa ("surface"))
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	548 draw_surface (dynamic_cast<const surface::properties&> (props));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	549 else if (go.isa ("patch"))
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	550 draw_patch (dynamic_cast<const patch::properties&> (props));
7866 35e8d6199455 Add hggroup support in OpenGL renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: 7851 diff changeset	551 else if (go.isa ("hggroup"))
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	552 draw_hggroup (dynamic_cast<const hggroup::properties&> (props));
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	553 else if (go.isa ("text"))
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	554 draw_text (dynamic_cast<const text::properties&> (props));
9680 73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	555 else if (go.isa ("image"))
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	556 draw_image (dynamic_cast<const image::properties&> (props));
11186 f72e17e70378 gl-render.cc: Do not give rendering error for uimenus. Ben Abbott <bpabbott@mac.com> parents: 11175 diff changeset	557 else if (go.isa ("uimenu"))
f72e17e70378 gl-render.cc: Do not give rendering error for uimenus. Ben Abbott <bpabbott@mac.com> parents: 11175 diff changeset	558 ;
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	559 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	560 warning ("opengl_renderer: cannot render object of type `%s'",
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	561 props.graphics_object_name ().c_str ());
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	562 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	563
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	564 void
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	565 opengl_renderer::draw_figure (const figure::properties& props)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	566 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	567 backend = props.get_backend ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	568
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	569 // Initialize OpenGL context
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	570
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	571 glEnable (GL_DEPTH_TEST);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	572 glDepthFunc (GL_LEQUAL);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	573 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	574 glAlphaFunc (GL_GREATER, 0.0f);
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	575 glEnable (GL_NORMALIZE);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	576
7907 c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	577 if (props.is___enhanced__ ())
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	578 {
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	579 glEnable (GL_BLEND);
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	580 glEnable (GL_LINE_SMOOTH);
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	581 }
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	582 else
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	583 {
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	584 glDisable (GL_BLEND);
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	585 glDisable (GL_LINE_SMOOTH);
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	586 }
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	587
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	588 // Clear background
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	589
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	590 Matrix c = props.get_color_rgb ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	591
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	592 if (c.length() >= 3)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	593 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	594 glClearColor (c(0), c(1), c(2), 1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	595 glClear (GL_COLOR_BUFFER_BIT \| GL_DEPTH_BUFFER_BIT);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	596 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	597
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	598 // Draw children
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	599
8263 22c078fd926b make fltk backend figures work again John W. Eaton <jwe@octave.org> parents: 7954 diff changeset	600 draw (props.get_all_children ());
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	601 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	602
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	603 void
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	604 opengl_renderer::draw_axes (const axes::properties& props)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	605 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	606 // setup OpenGL transformation
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	607
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	608 Matrix x_zlim = props.get_transform_zlim ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	609 Matrix x_mat1 = props.get_opengl_matrix_1 ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	610 Matrix x_mat2 = props.get_opengl_matrix_2 ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	611
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	612 xZ1 = x_zlim(0)-(x_zlim(1)-x_zlim(0))/2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	613 xZ2 = x_zlim(1)+(x_zlim(1)-x_zlim(0))/2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	614
8724 a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	615 #if defined (HAVE_FRAMEWORK_OPENGL)
a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	616 GLint vw[4];
a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	617 #else
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	618 int vw[4];
8724 a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	619 #endif
a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	620
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	621 glGetIntegerv (GL_VIEWPORT, vw);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	622
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	623 glMatrixMode (GL_MODELVIEW);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	624 glLoadIdentity ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	625 glScaled(1, 1, -1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	626 glMultMatrixd (x_mat1.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	627 glMatrixMode (GL_PROJECTION);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	628 glLoadIdentity ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	629 glOrtho (0, vw[2], vw[3], 0, xZ1, xZ2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	630 glMultMatrixd (x_mat2.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	631 glMatrixMode (GL_MODELVIEW);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	632
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	633 glClear (GL_DEPTH_BUFFER_BIT);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	634
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	635 // store axes transformation data
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	636
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	637 xform = props.get_transform ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	638
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	639 // draw axes object
7907 c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	640
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	641 GLboolean antialias;
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	642 glGetBooleanv (GL_LINE_SMOOTH, &antialias);
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	643 glDisable (GL_LINE_SMOOTH);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	644
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	645 Matrix xlim = xform.xscale (props.get_xlim ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	646 Matrix ylim = xform.yscale (props.get_ylim ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	647 Matrix zlim = xform.zscale (props.get_zlim ().matrix_value ());
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	648 double x_min = xlim(0), x_max = xlim(1);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	649 double y_min = ylim(0), y_max = ylim(1);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	650 double z_min = zlim(0), z_max = zlim(1);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	651
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	652 double xd = (props.xdir_is ("normal") ? 1 : -1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	653 double yd = (props.ydir_is ("normal") ? 1 : -1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	654 double zd = (props.zdir_is ("normal") ? 1 : -1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	655
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	656 ColumnVector p1, p2, xv (3), yv (3), zv (3);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	657 int xstate, ystate, zstate;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	658
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	659 xstate = ystate = zstate = AXE_ANY_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	660
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	661 p1 = xform.transform (x_min, (y_min+y_max)/2, (z_min+z_max)/2, false);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	662 p2 = xform.transform (x_max, (y_min+y_max)/2, (z_min+z_max)/2, false);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	663 xv(0) = xround (p2(0)-p1(0));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	664 xv(1) = xround (p2(1)-p1(1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	665 xv(2) = (p2(2)-p1(2));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	666 if (xv(0) == 0 && xv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	667 xstate = AXE_DEPTH_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	668 else if (xv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	669 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	670 if (xv(0) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	671 xstate = AXE_VERT_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	672 else if (xv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	673 xstate = AXE_HORZ_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	674 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	675 double xPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	676 if (xv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	677 if (xv(1) == 0)
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	678 xPlane = (xv(0) > 0 ? x_max : x_min);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	679 else
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	680 xPlane = (xv(1) < 0 ? x_max : x_min);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	681 else
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	682 xPlane = (xv(2) < 0 ? x_min : x_max);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	683 double xPlaneN = (xPlane == x_min ? x_max : x_min);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	684 double fx = (x_max-x_min)/sqrt(xv(0)xv(0)+xv(1)xv(1));
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	685
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	686 p1 = xform.transform ((x_min+x_max)/2, y_min, (z_min+z_max)/2, false);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	687 p2 = xform.transform ((x_min+x_max)/2, y_max, (z_min+z_max)/2, false);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	688 yv(0) = xround (p2(0)-p1(0));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	689 yv(1) = xround (p2(1)-p1(1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	690 yv(2) = (p2(2)-p1(2));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	691 if (yv(0) == 0 && yv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	692 ystate = AXE_DEPTH_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	693 else if (yv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	694 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	695 if (yv(0) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	696 ystate = AXE_VERT_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	697 else if (yv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	698 ystate = AXE_HORZ_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	699 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	700 double yPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	701 if (yv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	702 if (yv(1) == 0)
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	703 yPlane = (yv(0) > 0 ? y_max : y_min);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	704 else
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	705 yPlane = (yv(1) < 0 ? y_max : y_min);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	706 else
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	707 yPlane = (yv(2) < 0 ? y_min : y_max);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	708 double yPlaneN = (yPlane == y_min ? y_max : y_min);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	709 double fy = (y_max-y_min)/sqrt(yv(0)yv(0)+yv(1)yv(1));
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	710
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	711 p1 = xform.transform((x_min+x_max)/2, (y_min+y_max)/2, z_min, false);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	712 p2 = xform.transform((x_min+x_max)/2, (y_min+y_max)/2, z_max, false);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	713 zv(0) = xround(p2(0)-p1(0));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	714 zv(1) = xround (p2(1)-p1(1));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	715 zv(2) = (p2(2)-p1(2));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	716 if (zv(0) == 0 && zv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	717 zstate = AXE_DEPTH_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	718 else if (zv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	719 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	720 if (zv(0) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	721 zstate = AXE_VERT_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	722 else if (zv(1) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	723 zstate = AXE_HORZ_DIR;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	724 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	725 double zPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	726 if (zv(2) == 0)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	727 if (zv(1) == 0)
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	728 zPlane = (zv(0) > 0 ? z_min : z_max);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	729 else
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	730 zPlane = (zv(1) < 0 ? z_min : z_max);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	731 else
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	732 zPlane = (zv(2) < 0 ? z_min : z_max);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	733 double zPlaneN = (zPlane == z_min ? z_max : z_min);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	734 double fz = (z_max-z_min)/sqrt(zv(0)zv(0)+zv(1)zv(1));
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	735
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	736 bool mode2d = (((xstate > AXE_DEPTH_DIR ? 1 : 0) +
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	737 (ystate > AXE_DEPTH_DIR ? 1 : 0) +
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	738 (zstate > AXE_DEPTH_DIR ? 1 : 0)) == 2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	739 if (props.tickdirmode_is ("auto"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	740 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	741 // FIXME: tickdir should be updated (code below comes
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	742 // from JHandles)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	743 //autoMode++;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	744 //TickDir.set(mode2d ? "in" : "out", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	745 //autoMode--;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	746 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	747
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	748 // FIXME: use ticklength property
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	749 double xticklen = 7, yticklen = 7, zticklen = 7;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	750
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	751 //double tickdir = (props.tickdir_is ("in") ? -1 : 1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	752 double tickdir = (props.tickdirmode_is ("auto") ?
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	753 (mode2d ? -1 : 1) :
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	754 (props.tickdir_is ("in") ? -1 : 1));
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	755 double xtickoffset = (mode2d && tickdir < 0 ? 0 : xticklen) + 5;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	756 double ytickoffset = (mode2d && tickdir < 0 ? 0 : yticklen) + 5;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	757 double ztickoffset = (mode2d && tickdir < 0 ? 0 : zticklen) + 5;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	758
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	759 bool xySym = (xdyd(xPlane-xPlaneN)*(yPlane-yPlaneN) > 0);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	760 bool x2Dtop = false;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	761 bool y2Dright = false;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	762 double zpTick = zPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	763
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	764 /* 2D mode */
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	765 if (xstate == AXE_HORZ_DIR && ystate == AXE_VERT_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	766 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	767 if (props.xaxislocation_is ("top"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	768 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	769 double tmp = yPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	770 yPlane = yPlaneN;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	771 yPlaneN = tmp;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	772 x2Dtop = true;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	773 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	774 if (props.yaxislocation_is ("right"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	775 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	776 double tmp = xPlane;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	777 xPlane = xPlaneN;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	778 xPlaneN = tmp;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	779 y2Dright = true;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	780 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	781 if (props.layer_is ("top"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	782 zpTick = zPlaneN;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	783 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	784
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	785 Matrix axe_color = props.get_color_rgb ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	786 bool visible = props.is_visible ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	787 bool box = props.is_box ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	788
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	789 // Axes planes
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	790
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	791 if (axe_color.numel () > 0 && visible)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	792 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	793 set_color (axe_color);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	794 set_polygon_offset (true, 2.5);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	795
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	796 glBegin (GL_QUADS);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	797
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	798 // X plane
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	799 glVertex3d (xPlane, y_min, z_min);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	800 glVertex3d (xPlane, y_max, z_min);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	801 glVertex3d (xPlane, y_max, z_max);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	802 glVertex3d (xPlane, y_min, z_max);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	803
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	804 // Y plane
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	805 glVertex3d (x_min, yPlane, z_min);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	806 glVertex3d (x_max, yPlane, z_min);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	807 glVertex3d (x_max, yPlane, z_max);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	808 glVertex3d (x_min, yPlane, z_max);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	809
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	810 // Z plane
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	811 glVertex3d (x_min, y_min, zPlane);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	812 glVertex3d (x_max, y_min, zPlane);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	813 glVertex3d (x_max, y_max, zPlane);
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	814 glVertex3d (x_min, y_max, zPlane);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	815
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	816 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	817
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	818 set_polygon_offset (false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	819 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	820
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	821 // Axes box
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	822
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	823 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	824 set_linewidth (props.get_linewidth ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	825
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	826 if (visible)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	827 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	828 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	829
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	830 // X box
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	831 set_color (props.get_xcolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	832 glVertex3d (xPlaneN, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	833 glVertex3d (xPlane, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	834 if (box)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	835 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	836 glVertex3d (xPlaneN, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	837 glVertex3d (xPlane, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	838 glVertex3d (xPlaneN, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	839 glVertex3d (xPlane, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	840 glVertex3d (xPlaneN, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	841 glVertex3d (xPlane, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	842 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	843
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	844 // Y box
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	845 set_color (props.get_ycolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	846 glVertex3d (xPlaneN, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	847 glVertex3d (xPlaneN, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	848 if (box)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	849 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	850 glVertex3d (xPlane, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	851 glVertex3d (xPlane, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	852 glVertex3d (xPlane, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	853 glVertex3d (xPlane, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	854 glVertex3d (xPlaneN, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	855 glVertex3d (xPlaneN, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	856 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	857
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	858 // Z box
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	859 set_color (props.get_zcolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	860 if (xySym)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	861 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	862 glVertex3d (xPlaneN, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	863 glVertex3d (xPlaneN, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	864 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	865 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	866 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	867 glVertex3d (xPlane, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	868 glVertex3d (xPlane, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	869 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	870 if (box)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	871 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	872 glVertex3d (xPlane, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	873 glVertex3d (xPlane, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	874 if (xySym)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	875 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	876 glVertex3d (xPlane, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	877 glVertex3d (xPlane, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	878 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	879 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	880 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	881 glVertex3d (xPlaneN, yPlane, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	882 glVertex3d (xPlaneN, yPlane, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	883 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	884 glVertex3d (xPlaneN, yPlaneN, zPlaneN);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	885 glVertex3d (xPlaneN, yPlaneN, zPlane);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	886 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	887
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	888 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	889 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	890
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	891 std::string gridstyle = props.get_gridlinestyle ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	892 std::string minorgridstyle = props.get_minorgridlinestyle ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	893
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	894 set_font (props);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	895
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	896 // X grid
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	897
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	898 if (visible && xstate != AXE_DEPTH_DIR)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	899 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	900 bool do_xgrid = (props.is_xgrid () && (gridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	901 bool do_xminorgrid = (props.is_xminorgrid () && (minorgridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	902 bool do_xminortick = props.is_xminortick ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	903 Matrix xticks = xform.xscale (props.get_xtick ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	904 // FIXME: use pre-computed minor ticks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	905 Matrix xmticks;
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	906 string_vector xticklabels = props.get_xticklabel ().all_strings ();
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	907 int wmax = 0, hmax = 0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	908 bool tick_along_z = xisinf (fy);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	909 Matrix tickpos (xticks.numel (), 3);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	910
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	911 set_color (props.get_xcolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	912
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	913 // grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	914 if (do_xgrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	915 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	916 set_linestyle (gridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	917 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	918 for (int i = 0; i < xticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	919 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	920 double xval = xticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	921
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	922 if (xlim(0) <= xval && xlim(1) >= xval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	923 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	924 glVertex3d (xval, yPlaneN, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	925 glVertex3d (xval, yPlane, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	926 if (zstate != AXE_DEPTH_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	927 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	928 glVertex3d (xval, yPlane, zPlaneN);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	929 glVertex3d (xval, yPlane, zPlane);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	930 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	931 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	932 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	933 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	934 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	935 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	936
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	937 // tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	938 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	939 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	940 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	941 for (int i = 0; i < xticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	942 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	943 double xval = xticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	944
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	945 if (xlim(0) <= xval && xlim(1) >= xval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	946 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	947 glVertex3d (xval, yPlaneN, zPlane);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	948 glVertex3d (xval, yPlaneN, zPlane+signum(zPlane-zPlaneN)fzxticklen*tickdir);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	949 if (box && xstate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	950 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	951 glVertex3d (xval, yPlaneN, zPlaneN);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	952 glVertex3d (xval, yPlaneN,
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	953 zPlaneN+signum(zPlaneN-zPlane)fzxticklen*tickdir);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	954 }
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	955 tickpos(i,0) = xval;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	956 tickpos(i,1) = yPlaneN;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	957 tickpos(i,2) = zPlane+signum(zPlane-zPlaneN)fzxtickoffset;
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	958 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	959 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	960 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	961 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	962 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	963 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	964 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	965 for (int i = 0; i < xticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	966 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	967 double xval = xticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	968
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	969 if (xlim(0) <= xval && xlim(1) >= xval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	970 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	971 glVertex3d (xval, yPlaneN, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	972 glVertex3d (xval, yPlaneN+signum(yPlaneN-yPlane)fyxticklen*tickdir, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	973 if (box && xstate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	974 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	975 glVertex3d (xval, yPlane, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	976 glVertex3d (xval,
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	977 yPlane+signum(yPlane-yPlaneN)fyxticklen*tickdir, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	978 }
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	979 tickpos(i,0) = xval;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	980 tickpos(i,1) = yPlaneN+signum(yPlaneN-yPlane)fyxtickoffset;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	981 tickpos(i,2) = zPlane;
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	982 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	983 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	984 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	985 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	986
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	987 // tick texts
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	988 if (xticklabels.numel () > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	989 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	990 int n = std::min (xticklabels.numel (), xticks.numel ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	991 int halign = (xstate == AXE_HORZ_DIR ? 1 : (xySym ? 0 : 2));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	992 int valign = (xstate == AXE_VERT_DIR
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	993 ? 1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	994 : (zd*zv(2) <= 0 && !x2Dtop ? 2 : 0));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	995
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	996 for (int i = 0; i < n; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	997 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	998 double xval = xticks(i);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	999
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1000 if (xlim(0) <= xval && xlim(1) >= xval)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1001 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1002 // FIXME: as tick text is transparent, shouldn't be
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1003 // drawn after axes object, for correct rendering?
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1004 Matrix b = render_text (xticklabels(i),
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1005 tickpos(i,0), tickpos(i,1), tickpos(i,2),
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1006 halign, valign);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1007
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1008 wmax = std::max (wmax, static_cast<int> (b(2)));
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1009 hmax = std::max (hmax, static_cast<int> (b(3)));
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1010 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1011 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1012 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1013
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1014 // minor grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1015 if (do_xminorgrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1016 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1017 set_linestyle (minorgridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1018 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1019 for (int i = 0; i < xmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1020 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1021 double xval = xmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1022
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1023 if (xlim(0) <= xval && xlim(1) >= xval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1024 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1025 glVertex3d (xval, yPlaneN, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1026 glVertex3d (xval, yPlane, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1027 if (zstate != AXE_DEPTH_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1028 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1029 glVertex3d (xval, yPlane, zPlaneN);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1030 glVertex3d (xval, yPlane, zPlane);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1031 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1032 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1033 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1034 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1035 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1036 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1037
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1038 // minor tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1039 if (do_xminortick)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1040 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1041 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1042 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1043 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1044 for (int i = 0; i < xmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1045 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1046 double xval = xmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1047
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1048 if (xlim(0) <= xval && xlim(1) >= xval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1049 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1050 glVertex3d (xval, yPlaneN, zPlane);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1051 glVertex3d (xval, yPlaneN,
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1052 zPlane+signum(zPlane-zPlaneN)fzxticklen/2*tickdir);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1053 if (box && xstate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1054 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1055 glVertex3d (xval, yPlaneN, zPlaneN);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1056 glVertex3d (xval, yPlaneN,
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1057 zPlaneN+signum(zPlaneN-zPlane)fzxticklen/2*tickdir);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1058 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1059 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1060 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1061 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1062 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1063 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1064 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1065 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1066 for (int i = 0; i < xmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1067 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1068 double xval = xmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1069
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1070 if (xlim(0) <= xval && xlim(1) >= xval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1071 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1072 glVertex3d (xval, yPlaneN, zpTick);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1073 glVertex3d (xval,
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1074 yPlaneN+signum(yPlaneN-yPlane)fyxticklen/2*tickdir, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1075 if (box && xstate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1076 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1077 glVertex3d (xval, yPlane, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1078 glVertex3d (xval,
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1079 yPlane+signum(yPlane-yPlaneN)fyxticklen/2*tickdir, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1080 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1081 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1082 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1083 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1084 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1085 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1086
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1087 text::properties& xlabel_props =
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1088 reinterpret_cast<text::properties&> (gh_manager::get_object (props.get_xlabel ()).get_properties ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1089
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1090 xlabel_props.set_visible ("on");
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1091
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1092 // FIXME: auto-positioning should be disabled if the
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1093 // label has been positioned manually
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1094 if (! xlabel_props.get_string ().empty ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1095 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1096 xlabel_props.set_horizontalalignment (xstate > AXE_DEPTH_DIR ? "center" : (xySym ? "left" : "right"));
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1097 xlabel_props.set_verticalalignment (xstate == AXE_VERT_DIR ? "bottom" : (zd*zv(2) <= 0 ? "top" : "bottom"));
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1098
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1099 double angle = 0;
7874 e3a502930e2a eliminate src/graphics subdirectory John W. Eaton <jwe@octave.org> parents: 7870 diff changeset	1100 ColumnVector p = graphics_xform::xform_vector ((x_min+x_max)/2, yPlaneN, zPlane);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1101
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1102 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1103 p(2) += (signum(zPlane-zPlaneN)fzxtickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1104 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1105 p(1) += (signum(yPlaneN-yPlane)fyxtickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1106 p = xform.transform (p(0), p(1), p(2), false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1107 switch (xstate)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1108 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1109 case AXE_ANY_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1110 p(0) += (xySym ? wmax : -wmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1111 p(1) += (zd*zv(2) <= 0 ? hmax : -hmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1112 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1113 case AXE_VERT_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1114 p(0) -= wmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1115 angle = 90;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1116 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1117 case AXE_HORZ_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1118 p(1) += hmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1119 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1120 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1121 p = xform.untransform (p(0), p(1), p(2), true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1122 xlabel_props.set_position (p.extract_n (0, 3).transpose ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1123 xlabel_props.set_rotation (angle);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1124 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1125 }
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1126 else
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1127 {
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1128 gh_manager::get_object (props.get_xlabel ()).set ("visible", "off");
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1129 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1130
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1131 // Y grid
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1132
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1133 if (ystate != AXE_DEPTH_DIR && visible)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1134 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1135 bool do_ygrid = (props.is_ygrid () && (gridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1136 bool do_yminorgrid = (props.is_yminorgrid () && (minorgridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1137 bool do_yminortick = props.is_yminortick ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1138 Matrix yticks = xform.yscale (props.get_ytick ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1139 // FIXME: use pre-computed minor ticks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1140 Matrix ymticks;
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1141 string_vector yticklabels = props.get_yticklabel ().all_strings ();
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1142 int wmax = 0, hmax = 0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1143 bool tick_along_z = xisinf (fx);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1144 Matrix tickpos (yticks.numel (), 3);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1145
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1146 set_color (props.get_ycolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1147
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1148 // grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1149 if (do_ygrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1150 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1151 set_linestyle (gridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1152 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1153 for (int i = 0; i < yticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1154 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1155 double yval = yticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1156
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1157 if (ylim(0) <= yval && ylim(1) >= yval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1158 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1159 glVertex3d (xPlaneN, yval, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1160 glVertex3d (xPlane, yval, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1161 if (zstate != AXE_DEPTH_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1162 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1163 glVertex3d (xPlane, yval, zPlaneN);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1164 glVertex3d (xPlane, yval, zPlane);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1165 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1166 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1167 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1168 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1169 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1170 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1171
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1172 // tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1173 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1174 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1175 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1176 for (int i = 0; i < yticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1177 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1178 double yval = yticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1179
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1180 if (ylim(0) <= yval && ylim(1) >= yval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1181 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1182 glVertex3d (xPlaneN, yval, zPlane);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1183 glVertex3d (xPlaneN, yval, zPlane+signum(zPlane-zPlaneN)fzyticklen*tickdir);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1184 if (box && ystate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1185 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1186 glVertex3d (xPlaneN, yval, zPlaneN);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1187 glVertex3d (xPlaneN, yval,
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1188 zPlaneN+signum(zPlaneN-zPlane)fzyticklen*tickdir);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1189 }
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1190 tickpos(i,0) = xPlaneN;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1191 tickpos(i,1) = yval;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1192 tickpos(i,2) = zPlane+signum(zPlane-zPlaneN)fzytickoffset;
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1193 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1194 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1195 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1196 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1197 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1198 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1199 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1200 for (int i = 0; i < yticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1201 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1202 double yval = yticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1203
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1204 if (ylim(0) <= yval && ylim(1) >= yval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1205 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1206 glVertex3d (xPlaneN, yval, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1207 glVertex3d (xPlaneN+signum(xPlaneN-xPlane)fxyticklen*tickdir, yval, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1208 if (box && ystate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1209 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1210 glVertex3d (xPlane, yval, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1211 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxyticklen*tickdir,
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1212 yval, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1213 }
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1214 tickpos(i,0) = xPlaneN+signum(xPlaneN-xPlane)fxytickoffset;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1215 tickpos(i,1) = yval;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1216 tickpos(i,2) = zPlane;
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1217 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1218 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1219 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1220 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1221
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1222 // tick texts
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1223 if (yticklabels.numel () > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1224 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1225 int n = std::min (yticklabels.numel (), yticks.numel ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1226 int halign = (ystate == AXE_HORZ_DIR ? 1 : (!xySym \|\| y2Dright ? 0 : 2));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1227 int valign = (ystate == AXE_VERT_DIR ? 1 : (zd*zv(2) <= 0 ? 2 : 0));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1228
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1229 for (int i = 0; i < n; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1230 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1231 double yval = yticks(i);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1232
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1233 if (ylim(0) <= yval && ylim(1) >= yval)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1234 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1235 // FIXME: as tick text is transparent, shouldn't be
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1236 // drawn after axes object, for correct rendering?
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1237 Matrix b = render_text (yticklabels(i),
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1238 tickpos(i,0), tickpos(i,1), tickpos(i,2),
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1239 halign, valign);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1240
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1241 wmax = std::max (wmax, static_cast<int> (b(2)));
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1242 hmax = std::max (hmax, static_cast<int> (b(3)));
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1243 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1244 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1245 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1246
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1247 // minor grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1248 if (do_yminorgrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1249 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1250 set_linestyle (minorgridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1251 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1252 for (int i = 0; i < ymticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1253 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1254 double yval = ymticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1255
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1256 if (ylim(0) <= yval && ylim(1) >= yval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1257 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1258 glVertex3d (xPlaneN, yval, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1259 glVertex3d (xPlane, yval, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1260 if (zstate != AXE_DEPTH_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1261 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1262 glVertex3d (xPlane, yval, zPlaneN);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1263 glVertex3d (xPlane, yval, zPlane);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1264 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1265 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1266 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1267 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1268 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1269 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1270
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1271 // minor tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1272 if (do_yminortick)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1273 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1274 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1275 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1276 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1277 for (int i = 0; i < ymticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1278 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1279 double yval = ymticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1280
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1281 if (ylim(0) <= yval && ylim(1) >= yval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1282 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1283 glVertex3d (xPlaneN, yval, zPlane);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1284 glVertex3d (xPlaneN, yval,
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1285 zPlane+signum(zPlane-zPlaneN)fzyticklen/2*tickdir);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1286 if (box && ystate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1287 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1288 glVertex3d (xPlaneN, yval, zPlaneN);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1289 glVertex3d (xPlaneN, yval,
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1290 zPlaneN+signum(zPlaneN-zPlane)fzyticklen/2*tickdir);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1291 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1292 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1293 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1294 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1295 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1296 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1297 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1298 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1299 for (int i = 0; i < ymticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1300 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1301 double yval = ymticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1302
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1303 if (ylim(0) <= yval && ylim(1) >= yval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1304 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1305 glVertex3d (xPlaneN, yval, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1306 glVertex3d (xPlaneN+signum(xPlaneN-xPlane)fxyticklen/2*tickdir,
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1307 yval, zpTick);
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1308 if (box && ystate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1309 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1310 glVertex3d (xPlane, yval, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1311 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxyticklen/2*tickdir,
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1312 yval, zpTick);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1313 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1314 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1315 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1316 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1317 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1318 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1319
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1320 text::properties& ylabel_props =
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1321 reinterpret_cast<text::properties&> (gh_manager::get_object (props.get_ylabel ()).get_properties ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1322
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1323 ylabel_props.set_visible ("on");
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1324
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1325 // FIXME: auto-positioning should be disabled if the
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1326 // label has been positioned manually
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1327 if (! ylabel_props.get_string ().empty ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1328 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1329 ylabel_props.set_horizontalalignment (ystate > AXE_DEPTH_DIR ? "center" : (!xySym ? "left" : "right"));
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1330 ylabel_props.set_verticalalignment (ystate == AXE_VERT_DIR ? "bottom" : (zd*zv(2) <= 0 ? "top" : "bottom"));
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1331
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1332 double angle = 0;
7874 e3a502930e2a eliminate src/graphics subdirectory John W. Eaton <jwe@octave.org> parents: 7870 diff changeset	1333 ColumnVector p = graphics_xform::xform_vector (xPlaneN, (y_min+y_max)/2, zPlane);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1334
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1335 if (tick_along_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1336 p(2) += (signum(zPlane-zPlaneN)fzytickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1337 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1338 p(0) += (signum(xPlaneN-xPlane)fxytickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1339 p = xform.transform (p(0), p(1), p(2), false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1340 switch (ystate)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1341 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1342 case AXE_ANY_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1343 p(0) += (!xySym ? wmax : -wmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1344 p(1) += (zd*zv(2) <= 0 ? hmax : -hmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1345 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1346 case AXE_VERT_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1347 p(0) -= wmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1348 angle = 90;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1349 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1350 case AXE_HORZ_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1351 p(1) += hmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1352 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1353 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1354 p = xform.untransform(p(0), p(1), p(2), true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1355 ylabel_props.set_position (p.extract_n (0, 3).transpose ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1356 ylabel_props.set_rotation (angle);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1357 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1358 }
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1359 else
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1360 {
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1361 gh_manager::get_object (props.get_ylabel ()).set ("visible", "off");
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1362 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1363
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1364 // Z Grid
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1365
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1366 if (zstate != AXE_DEPTH_DIR && visible)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1367 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1368 bool do_zgrid = (props.is_zgrid () && (gridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1369 bool do_zminorgrid = (props.is_zminorgrid () && (minorgridstyle != "none"));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1370 bool do_zminortick = props.is_zminortick ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1371 Matrix zticks = xform.zscale (props.get_ztick ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1372 // FIXME: use pre-computed minor ticks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1373 Matrix zmticks;
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1374 string_vector zticklabels = props.get_zticklabel ().all_strings ();
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1375 int wmax = 0, hmax = 0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1376 Matrix tickpos (zticks.numel (), 3);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1377
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1378 set_color (props.get_zcolor_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1379
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1380 // grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1381 if (do_zgrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1382 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1383 set_linestyle (gridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1384 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1385 for (int i = 0; i < zticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1386 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1387 double zval = zticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1388
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1389 if (zlim(0) <= zval && zlim(1) >= zval)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1390 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1391 glVertex3d (xPlaneN, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1392 glVertex3d (xPlane, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1393 glVertex3d (xPlane, yPlaneN, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1394 glVertex3d (xPlane, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1395 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1396 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1397 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1398 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1399 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1400
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1401 // tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1402 if (xySym)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1403 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1404 if (xisinf (fy))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1405 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1406 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1407 for (int i = 0; i < zticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1408 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1409 double zval = zticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1410
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1411 if (zlim(0) <= zval && zlim(1) >= zval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1412 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1413 glVertex3d (xPlaneN, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1414 glVertex3d (xPlaneN+signum(xPlaneN-xPlane)fxzticklen*tickdir,
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1415 yPlane, zval);
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1416 if (box && zstate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1417 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1418 glVertex3d (xPlane, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1419 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxzticklen*tickdir,
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1420 yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1421 }
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1422 tickpos(i,0) = xPlaneN+signum(xPlaneN-xPlane)fxztickoffset;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1423 tickpos(i,1) = yPlane;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1424 tickpos(i,2) = zval;
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1425 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1426 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1427 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1428 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1429 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1430 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1431 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1432 for (int i = 0; i < zticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1433 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1434 double zval = zticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1435
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1436 if (zlim(0) <= zval && zlim(1) >= zval)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1437 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1438 glVertex3d (xPlaneN, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1439 glVertex3d (xPlaneN, yPlane+signum(yPlane-yPlaneN)fyzticklen*tickdir, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1440 tickpos(i,0) = xPlaneN;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1441 tickpos(i,1) = yPlane+signum(yPlane-yPlaneN)fyztickoffset;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1442 tickpos(i,2) = zval;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1443 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1444 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1445 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1446 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1447 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1448 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1449 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1450 if (xisinf (fx))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1451 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1452 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1453 for (int i = 0; i < zticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1454 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1455 double zval = zticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1456
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1457 if (zlim(0) <= zval && zlim(1) >= zval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1458 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1459 glVertex3d (xPlane, yPlaneN, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1460 glVertex3d (xPlane, yPlaneN+signum(yPlaneN-yPlane)fyzticklen*tickdir, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1461 if (box && zstate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1462 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1463 glVertex3d (xPlane, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1464 glVertex3d (xPlane, yPlane+signum(yPlane-yPlaneN)fyzticklen*tickdir, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1465 }
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1466 tickpos(i,0) = xPlane;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1467 tickpos(i,1) = yPlaneN+signum(yPlaneN-yPlane)fyztickoffset;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1468 tickpos(i,2) = zval;
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1469 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1470 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1471 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1472 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1473 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1474 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1475 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1476 for (int i = 0; i < zticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1477 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1478 double zval = zticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1479
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1480 if (zlim(0) <= zval && zlim(1) >= zval)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1481 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1482 glVertex3d (xPlane, yPlaneN, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1483 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxzticklen*tickdir, yPlaneN, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1484 tickpos(i,0) = xPlane+signum(xPlane-xPlaneN)fxztickoffset;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1485 tickpos(i,1) = yPlaneN;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1486 tickpos(i,2) = zval;
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1487 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1488 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1489 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1490 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1491 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1492
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1493 // FIXME: tick texts
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1494 if (zticklabels.numel () > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1495 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1496 int n = std::min (zticklabels.numel (), zticks.numel ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1497 int halign = 2;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1498 int valign = (zstate == AXE_VERT_DIR ? 1 : (zd*zv(2) < 0 ? 3 : 2));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1499
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1500 for (int i = 0; i < n; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1501 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1502 double zval = zticks(i);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1503
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1504 if (zlim(0) <= zval && zlim(1) >= zval)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1505 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1506 // FIXME: as tick text is transparent, shouldn't be
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1507 // drawn after axes object, for correct rendering?
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1508 Matrix b = render_text (zticklabels(i),
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1509 tickpos(i,0), tickpos(i,1), tickpos(i,2),
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1510 halign, valign);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1511
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1512 wmax = std::max (wmax, static_cast<int> (b(2)));
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1513 hmax = std::max (hmax, static_cast<int> (b(3)));
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1514 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1515 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1516 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1517
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1518 // minor grid lines
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1519 if (do_zminorgrid)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1520 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1521 set_linestyle (minorgridstyle, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1522 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1523 for (int i = 0; i < zmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1524 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1525 double zval = zmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1526
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1527 if (zlim(0) <= zval && zlim(1) >= zval)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1528 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1529 glVertex3d (xPlaneN, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1530 glVertex3d (xPlane, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1531 glVertex3d (xPlane, yPlaneN, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1532 glVertex3d (xPlane, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1533 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1534 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1535 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1536 set_linestyle ("-", true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1537 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1538
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1539 // minor tick marks
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1540 if (do_zminortick)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1541 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1542 if (xySym)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1543 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1544 if (xisinf (fy))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1545 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1546 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1547 for (int i = 0; i < zmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1548 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1549 double zval = zmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1550
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1551 if (zlim(0) <= zval && zlim(1) >= zval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1552 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1553 glVertex3d (xPlaneN, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1554 glVertex3d (xPlaneN+signum(xPlaneN-xPlane)fxzticklen/2*tickdir,
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1555 yPlane, zval);
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1556 if (box && zstate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1557 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1558 glVertex3d (xPlane, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1559 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxzticklen/2*tickdir,
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1560 yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1561 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1562 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1563 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1564 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1565 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1566 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1567 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1568 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1569 for (int i = 0; i < zmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1570 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1571 double zval = zmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1572
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1573 if (zlim(0) <= zval && zlim(1) >= zval)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1574 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1575 glVertex3d (xPlaneN, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1576 glVertex3d (xPlaneN, yPlane+signum(yPlane-yPlaneN)fyzticklen/2*tickdir, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1577 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1578 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1579 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1580 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1581 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1582 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1583 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1584 if (xisinf (fx))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1585 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1586 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1587 for (int i = 0; i < zmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1588 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1589 double zval = zmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1590
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1591 if (zlim(0) <= zval && zlim(1) >= zval)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1592 {
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1593 glVertex3d (xPlane, yPlaneN, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1594 glVertex3d (xPlane, yPlaneN+signum(yPlaneN-yPlane)fyzticklen/2*tickdir, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1595 if (box && zstate != AXE_ANY_DIR)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1596 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1597 glVertex3d (xPlane, yPlane, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1598 glVertex3d (xPlane, yPlane+signum(yPlane-yPlaneN)fyzticklen/2*tickdir, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1599 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1600 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1601 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1602 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1603 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1604 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1605 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1606 glBegin (GL_LINES);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1607 for (int i = 0; i < zmticks.numel (); i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1608 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1609 double zval = zmticks(i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1610
11166 9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1611 if (zlim(0) <= zval && zlim(1) >= zval)
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1612 {
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1613 glVertex3d (xPlane, yPlaneN, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1614 glVertex3d (xPlane+signum(xPlane-xPlaneN)fxzticklen/2*tickdir, yPlaneN, zval);
9cdf43d1fa16 gl-render.cc: Crop ticks, ticklabels, and gridlines for OpenGL backend. Ben Abbott <bpabbott@mac.com> parents: 11163 diff changeset	1615 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1616 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1617 glEnd ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1618 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1619 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1620 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1621
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1622 text::properties& zlabel_props =
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1623 reinterpret_cast<text::properties&> (gh_manager::get_object (props.get_zlabel ()).get_properties ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1624
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1625 zlabel_props.set_visible ("on");
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1626
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1627 // FIXME: auto-positioning should be disabled if the
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1628 // label has been positioned manually
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1629 if (! zlabel_props.get_string ().empty ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1630 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1631 bool camAuto = props.cameraupvectormode_is ("auto");
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1632
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1633 zlabel_props.set_horizontalalignment ((zstate > AXE_DEPTH_DIR \|\| camAuto) ? "center" : "right");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1634 zlabel_props.set_verticalalignment(zstate == AXE_VERT_DIR ? "bottom" : ((zd*zv(2) < 0 \|\| camAuto) ? "bottom" : "top"));
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1635
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1636 double angle = 0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1637 ColumnVector p;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1638
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1639 if (xySym)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1640 {
7874 e3a502930e2a eliminate src/graphics subdirectory John W. Eaton <jwe@octave.org> parents: 7870 diff changeset	1641 p = graphics_xform::xform_vector (xPlaneN, yPlane, (z_min+z_max)/2);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1642 if (xisinf (fy))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1643 p(0) += (signum(xPlaneN-xPlane)fxztickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1644 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1645 p(1) += (signum(yPlane-yPlaneN)fyztickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1646 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1647 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1648 {
7874 e3a502930e2a eliminate src/graphics subdirectory John W. Eaton <jwe@octave.org> parents: 7870 diff changeset	1649 p = graphics_xform::xform_vector (xPlane, yPlaneN, (z_min+z_max)/2);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1650 if (xisinf (fx))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1651 p(1) += (signum(yPlaneN-yPlane)fyztickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1652 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1653 p(0) += (signum(xPlane-xPlaneN)fxztickoffset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1654 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1655 p = xform.transform (p(0), p(1), p(2), false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1656 switch (zstate)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1657 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1658 case AXE_ANY_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1659 if (camAuto)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1660 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1661 p(0) -= wmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1662 angle = 90;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1663 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1664 /* FIXME: what's the correct offset?
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1665 p[0] += (!xySym ? wmax : -wmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1666 p[1] += (zd*zv[2] <= 0 ? hmax : -hmax);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1667 */
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1668 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1669 case AXE_VERT_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1670 p(0) -= wmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1671 angle = 90;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1672 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1673 case AXE_HORZ_DIR:
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1674 p(1) += hmax;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1675 break;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1676 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1677 p = xform.untransform (p(0), p(1), p(2), true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1678 zlabel_props.set_position (p.extract_n (0, 3).transpose ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1679 zlabel_props.set_rotation (angle);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1680 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1681 }
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1682 else
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1683 {
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1684 gh_manager::get_object (props.get_zlabel ()).set ("visible", "off");
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1685 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1686
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1687 set_linestyle ("-");
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1688
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1689 // Title
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1690
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1691 text::properties& title_props =
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1692 reinterpret_cast<text::properties&> (gh_manager::get_object (props.get_title ()).get_properties ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1693
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1694 // FIXME: auto-positioning should be disabled if the
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1695 // title has been positioned manually
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1696 if (! title_props.get_string ().empty ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1697 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1698 Matrix bb = props.get_boundingbox (true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1699 ColumnVector p = xform.untransform (bb(0)+bb(2)/2, (bb(1)-10),
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1700 (x_zlim(0)+x_zlim(1))/2, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1701 title_props.set_position (p.extract_n(0, 3).transpose ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1702 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1703
7874 e3a502930e2a eliminate src/graphics subdirectory John W. Eaton <jwe@octave.org> parents: 7870 diff changeset	1704 set_clipbox (x_min, x_max, y_min, y_max, z_min, z_max);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1705
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1706 // Children
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1707
7907 c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	1708 if (antialias == GL_TRUE)
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	1709 glEnable (GL_LINE_SMOOTH);
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	1710
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	1711 Matrix children = props.get_all_children ();
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1712 std::list<graphics_object> obj_list;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1713 std::list<graphics_object>::iterator it;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1714
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1715 // 1st pass: draw light objects
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1716
11026 811d8f113423 reverse order in which child objects are processed in OpenGL renderer John W. Eaton <jwe@octave.org> parents: 10924 diff changeset	1717 // Start with the last element of the array of child objects to
811d8f113423 reverse order in which child objects are processed in OpenGL renderer John W. Eaton <jwe@octave.org> parents: 10924 diff changeset	1718 // display them in the oder they were added to the array.
811d8f113423 reverse order in which child objects are processed in OpenGL renderer John W. Eaton <jwe@octave.org> parents: 10924 diff changeset	1719
811d8f113423 reverse order in which child objects are processed in OpenGL renderer John W. Eaton <jwe@octave.org> parents: 10924 diff changeset	1720 for (octave_idx_type i = children.numel () - 1; i >= 0; i--)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1721 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1722 graphics_object go = gh_manager::get_object (children (i));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1723
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1724 if (go.get_properties ().is_visible ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1725 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1726 if (go.isa ("light"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1727 draw (go);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1728 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1729 obj_list.push_back (go);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1730 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1731 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1732
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1733 // 2nd pass: draw other objects (with units set to "data")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1734
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1735 it = obj_list.begin ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1736 while (it != obj_list.end ())
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1737 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1738 graphics_object go = (*it);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1739
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1740 // FIXME: check whether object has "units" property and it is set to "data"
9616 2093499ec9f4 avoid crash if default font can't be found John W. Eaton <jwe@octave.org> parents: 9406 diff changeset	1741 if (! go.isa ("text") \|\| go.get ("units").string_value () == "data")
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1742 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1743 set_clipping (go.get_properties ().is_clipping ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1744 draw (go);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1745
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1746 it = obj_list.erase (it);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1747 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1748 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1749 it++;
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1750 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1751
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1752 // 3rd pass: draw remaining objects
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1753
10402 9f2bf537a651 Implement text extent property Michael Goffioul <michael.goffioul@gmail.com> parents: 10350 diff changeset	1754 glDisable (GL_DEPTH_TEST);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1755 for (it = obj_list.begin (); it != obj_list.end (); it++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1756 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1757 graphics_object go = (*it);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1758
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1759 set_clipping (go.get_properties ().is_clipping ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1760 draw (go);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1761 }
10402 9f2bf537a651 Implement text extent property Michael Goffioul <michael.goffioul@gmail.com> parents: 10350 diff changeset	1762 glEnable (GL_DEPTH_TEST);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1763
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1764 set_clipping (false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1765 // FIXME: finalize rendering (transparency processing)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1766 // FIXME: draw zoom box, if needed
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1767 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1768
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1769 void
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	1770 opengl_renderer::draw_line (const line::properties& props)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1771 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1772 Matrix x = xform.xscale (props.get_xdata ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1773 Matrix y = xform.yscale (props.get_ydata ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1774 Matrix z = xform.zscale (props.get_zdata ().matrix_value ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1775
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1776 bool has_z = (z.numel () > 0);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1777 int n = static_cast<int> (::xmin (::xmin (x.numel (), y.numel ()), (has_z ? z.numel () : INT_MAX)));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1778 octave_uint8 clip_mask = (props.is_clipping () ? 0x7F : 0x40), clip_ok (0x40);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1779
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1780 std::vector<octave_uint8> clip (n);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1781
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1782 if (has_z)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1783 for (int i = 0; i < n; i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1784 clip[i] = (clip_code (x(i), y(i), z(i)) & clip_mask);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1785 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1786 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1787 double z_mid = (zmin+zmax)/2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1788
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1789 for (int i = 0; i < n; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1790 clip[i] = (clip_code (x(i), y(i), z_mid) & clip_mask);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1791 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1792
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1793 if (! props.linestyle_is ("none"))
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1794 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1795 set_color (props.get_color_rgb ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1796 set_linestyle (props.get_linestyle (), false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1797 set_linewidth (props.get_linewidth ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1798
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1799 if (has_z)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1800 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1801 bool flag = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1802
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1803 for (int i = 1; i < n; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1804 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1805 if ((clip[i-1] & clip[i]) == clip_ok)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1806 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1807 if (! flag)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1808 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1809 flag = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1810 glBegin (GL_LINE_STRIP);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1811 glVertex3d (x(i-1), y(i-1), z(i-1));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1812 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1813 glVertex3d (x(i), y(i), z(i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1814 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1815 else if (flag)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1816 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1817 flag = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1818 glEnd ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1819 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1820 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1821
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1822 if (flag)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1823 glEnd ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1824 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1825 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1826 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1827 bool flag = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1828
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1829 for (int i = 1; i < n; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1830 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1831 if ((clip[i-1] & clip[i]) == clip_ok)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1832 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1833 if (! flag)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1834 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1835 flag = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1836 glBegin (GL_LINE_STRIP);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1837 glVertex2d (x(i-1), y(i-1));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1838 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1839 glVertex2d (x(i), y(i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1840 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1841 else if (flag)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1842 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1843 flag = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1844 glEnd ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1845 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1846 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1847
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1848 if (flag)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1849 glEnd ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1850 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1851
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1852 set_linewidth (0.5);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1853 set_linestyle ("-");
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1854 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1855
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1856 set_clipping (false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1857
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1858 if (! props.marker_is ("none") &&
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1859 ! (props.markeredgecolor_is ("none")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1860 && props.markerfacecolor_is ("none")))
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1861 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1862 Matrix lc, fc;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1863
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1864 if (props.markeredgecolor_is ("auto"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1865 lc = props.get_color_rgb ();
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1866 else if (! props.markeredgecolor_is ("none"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1867 lc = props.get_markeredgecolor_rgb ();
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1868
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1869 if (props.markerfacecolor_is ("auto"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1870 fc = props.get_color_rgb ();
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1871 else if (! props.markerfacecolor_is ("none"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1872 fc = props.get_markerfacecolor_rgb ();
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1873
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1874 init_marker (props.get_marker (), props.get_markersize (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1875 props.get_linewidth ());
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1876
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1877 for (int i = 0; i < n; i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1878 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1879 if (clip[i] == clip_ok)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1880 draw_marker (x(i), y(i), (has_z ? z(i) : 0), lc, fc);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1881 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1882
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1883 end_marker ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1884 }
7907 c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	1885
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1886 set_clipping (props.is_clipping ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1887 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1888
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	1889 void
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	1890 opengl_renderer::draw_surface (const surface::properties& props)
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1891 {
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	1892 const Matrix x = xform.xscale (props.get_xdata ().matrix_value ());
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	1893 const Matrix y = xform.yscale (props.get_ydata ().matrix_value ());
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	1894 const Matrix z = xform.zscale (props.get_zdata ().matrix_value ());
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1895
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1896 int zr = z.rows (), zc = z.columns ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1897
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1898 NDArray c;
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	1899 const NDArray n = props.get_vertexnormals ().array_value ();
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1900
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1901 // FIXME: handle transparency
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1902 Matrix a;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1903
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1904 if (props.facelighting_is ("phong") \|\| props.edgelighting_is ("phong"))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1905 warning ("opengl_renderer::draw: phong light model not supported");
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1906
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1907 int fc_mode = (props.facecolor_is_rgb () ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1908 (props.facecolor_is ("flat") ? 1 :
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1909 (props.facecolor_is ("interp") ? 2 :
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1910 (props.facecolor_is ("texturemap") ? 3 : -1))));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1911 int fl_mode = (props.facelighting_is ("none") ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1912 (props.facelighting_is ("flat") ? 1 : 2));
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	1913 int fa_mode = (props.facealpha_is_double () ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1914 (props.facealpha_is ("flat") ? 1 : 2));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1915 int ec_mode = (props.edgecolor_is_rgb () ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1916 (props.edgecolor_is ("flat") ? 1 :
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1917 (props.edgecolor_is ("interp") ? 2 : -1)));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1918 int el_mode = (props.edgelighting_is ("none") ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1919 (props.edgelighting_is ("flat") ? 1 : 2));
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	1920 int ea_mode = (props.edgealpha_is_double () ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1921 (props.edgealpha_is ("flat") ? 1 : 2));
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1922
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1923 Matrix fcolor = (fc_mode == 3 ? Matrix (1, 3, 1.0) : props.get_facecolor_rgb ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1924 Matrix ecolor = props.get_edgecolor_rgb ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1925
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1926 float as = props.get_ambientstrength ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1927 float ds = props.get_diffusestrength ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1928 float ss = props.get_specularstrength ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1929 float se = props.get_specularexponent ();
8674 0d263850d582 Fix calculation of diffuse reflectance. Calculate surface normals here now. Kai Habel parents: 8377 diff changeset	1930 float cb[4] = { 0.0, 0.0, 0.0, 1.0 };
0d263850d582 Fix calculation of diffuse reflectance. Calculate surface normals here now. Kai Habel parents: 8377 diff changeset	1931 double d = 1.0;
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1932
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1933 opengl_texture tex;
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1934
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1935 int i1, i2, j1, j2;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1936 bool x_mat = (x.rows () == z.rows ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1937 bool y_mat = (y.columns () == z.columns ());
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1938
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1939 i1 = i2 = j1 = j2 = 0;
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1940
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1941 boolMatrix clip (z.dims (), false);
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1942
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1943 for (int i = 0; i < zr; i++)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1944 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1945 if (x_mat)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1946 i1 = i;
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1947
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1948 for (int j = 0; j < zc; j++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1949 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1950 if (y_mat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1951 j1 = j;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1952
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1953 clip(i,j) = is_nan_or_inf (x(i1,j), y(i,j1), z(i,j));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1954 }
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1955 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1956
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1957 if ((fc_mode > 0 && fc_mode < 3) \|\| ec_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1958 c = props.get_color_data ().array_value ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1959
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1960 if (fa_mode > 0 \|\| ea_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1961 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1962 // FIXME: implement alphadata conversion
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1963 //a = props.get_alpha_data ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1964 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1965
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1966 if (fl_mode > 0 \|\| el_mode > 0)
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1967 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1968 float buf[4] = { ss, ss, ss, 1 };
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1969
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1970 glMaterialfv (LIGHT_MODE, GL_SPECULAR, buf);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1971 glMaterialf (LIGHT_MODE, GL_SHININESS, se);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1972 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1973
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1974 // FIXME: good candidate for caching, transfering pixel
c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1975 // data to OpenGL is time consuming.
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1976 if (fc_mode == 3)
7831 c7925666f0bf Add OpenGL texture wrapper class (not complete yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7829 diff changeset	1977 tex = opengl_texture::create (props.get_color_data ());
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1978
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1979 if (! props.facecolor_is ("none"))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	1980 {
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	1981 if (props.get_facealpha_double () == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1982 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1983 if (fc_mode == 0 \|\| fc_mode == 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1984 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1985 glColor3dv (fcolor.data ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1986 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1987 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1988 for (int i = 0; i < 3; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1989 cb[i] = as * fcolor(i);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1990 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1991
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1992 for (int i = 0; i < 3; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1993 cb[i] = ds * fcolor(i);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1994 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1995 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1996 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1997
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1998 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	1999 glEnable (GL_LIGHTING);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2000 glShadeModel ((fc_mode == 2 \|\| fl_mode == 2) ? GL_SMOOTH : GL_FLAT);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2001 set_polygon_offset (true, 1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2002 if (fc_mode == 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2003 glEnable (GL_TEXTURE_2D);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2004
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2005 for (int i = 1; i < zc; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2006 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2007 if (y_mat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2008 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2009 i1 = i-1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2010 i2 = i;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2011 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2012
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2013 for (int j = 1; j < zr; j++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2014 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2015 if (clip(j-1, i-1) \|\| clip (j, i-1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2016 \|\| clip (j-1, i) \|\| clip (j, i))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2017 continue;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2018
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2019 if (x_mat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2020 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2021 j1 = j-1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2022 j2 = j;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2023 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2024
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2025 glBegin (GL_QUADS);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2026
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2027 // Vertex 1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2028 if (fc_mode == 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2029 tex.tex_coord (double (i-1) / (zc-1), double (j-1) / (zr-1));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2030 else if (fc_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2031 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2032 // FIXME: is there a smarter way to do this?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2033 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2034 cb[k] = c(j-1, i-1, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2035 glColor3fv (cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2036
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2037 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2038 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2039 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2040 cb[k] *= as;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2041 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2042
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2043 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2044 cb[k] = ds * c(j-1, i-1, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2045 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2046 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2047 }
8674 0d263850d582 Fix calculation of diffuse reflectance. Calculate surface normals here now. Kai Habel parents: 8377 diff changeset	2048 if (fl_mode > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2049 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2050 d = sqrt (n(j-1,i-1,0) * n(j-1,i-1,0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2051 + n(j-1,i-1,1) * n(j-1,i-1,1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2052 + n(j-1,i-1,2) * n(j-1,i-1,2));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2053 glNormal3d (n(j-1,i-1,0)/d, n(j-1,i-1,1)/d, n(j-1,i-1,2)/d);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2054 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2055 glVertex3d (x(j1,i-1), y(j-1,i1), z(j-1,i-1));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2056
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2057 // Vertex 2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2058 if (fc_mode == 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2059 tex.tex_coord (double (i) / (zc-1), double (j-1) / (zr-1));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2060 else if (fc_mode == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2061 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2062 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2063 cb[k] = c(j-1, i, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2064 glColor3fv (cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2065
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2066 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2067 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2068 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2069 cb[k] *= as;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2070 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2071
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2072 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2073 cb[k] = ds * c(j-1, i, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2074 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2075 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2076 }
8674 0d263850d582 Fix calculation of diffuse reflectance. Calculate surface normals here now. Kai Habel parents: 8377 diff changeset	2077
0d263850d582 Fix calculation of diffuse reflectance. Calculate surface normals here now. Kai Habel parents: 8377 diff changeset	2078 if (fl_mode == 2)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2079 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2080 d = sqrt (n(j-1,i,0) * n(j-1,i,0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2081 + n(j-1,i,1) * n(j-1,i,1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2082 + n(j-1,i,2) * n(j-1,i,2));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2083 glNormal3d (n(j-1,i,0)/d, n(j-1,i,1)/d, n(j-1,i,2)/d);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2084 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2085
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2086 glVertex3d (x(j1,i), y(j-1,i2), z(j-1,i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2087
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2088 // Vertex 3
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2089 if (fc_mode == 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2090 tex.tex_coord (double (i) / (zc-1), double (j) / (zr-1));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2091 else if (fc_mode == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2092 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2093 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2094 cb[k] = c(j, i, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2095 glColor3fv (cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2096
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2097 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2098 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2099 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2100 cb[k] *= as;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2101 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2102
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2103 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2104 cb[k] = ds * c(j, i, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2105 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2106 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2107 }
8674 0d263850d582 Fix calculation of diffuse reflectance. Calculate surface normals here now. Kai Habel parents: 8377 diff changeset	2108 if (fl_mode == 2)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2109 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2110 d = sqrt (n(j,i,0) * n(j,i,0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2111 + n(j,i,1) * n(j,i,1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2112 + n(j,i,2) * n(j,i,2));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2113 glNormal3d (n(j,i,0)/d, n(j,i,1)/d, n(j,i,2)/d);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2114 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2115 glVertex3d (x(j2,i), y(j,i2), z(j,i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2116
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2117 // Vertex 4
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2118 if (fc_mode == 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2119 tex.tex_coord (double (i-1) / (zc-1), double (j) / (zr-1));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2120 else if (fc_mode == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2121 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2122 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2123 cb[k] = c(j, i-1, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2124 glColor3fv (cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2125
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2126 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2127 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2128 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2129 cb[k] *= as;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2130 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2131
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2132 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2133 cb[k] = ds * c(j, i-1, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2134 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2135 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2136 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2137 if (fl_mode == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2138 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2139 d = sqrt (n(j,i-1,0) * n(j,i-1,0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2140 + n(j,i-1,1) * n(j,i-1,1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2141 + n(j,i-1,2) * n(j,i-1,2));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2142 glNormal3d (n(j,i-1,0)/d, n(j,i-1,1)/d, n(j,i-1,2)/d);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2143 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2144 glVertex3d (x(j2,i-1), y(j,i1), z(j,i-1));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2145
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2146 glEnd ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2147 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2148 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2149
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2150 set_polygon_offset (false);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2151 if (fc_mode == 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2152 glDisable (GL_TEXTURE_2D);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2153
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2154 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2155 glDisable (GL_LIGHTING);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2156 }
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2157 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2158 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2159 // FIXME: implement transparency
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2160 }
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2161 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2162
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2163 if (! props.edgecolor_is ("none"))
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2164 {
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	2165 if (props.get_edgealpha_double () == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2166 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2167 if (ec_mode == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2168 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2169 glColor3dv (ecolor.data ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2170 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2171 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2172 for (int i = 0; i < 3; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2173 cb[i] = as * ecolor(i);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2174 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2175
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2176 for (int i = 0; i < 3; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2177 cb[i] = ds * ecolor(i);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2178 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2179 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2180 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2181
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2182 if (el_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2183 glEnable (GL_LIGHTING);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2184 glShadeModel ((ec_mode == 2 \|\| el_mode == 2) ? GL_SMOOTH : GL_FLAT);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2185
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2186 set_linestyle (props.get_linestyle (), false);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2187 set_linewidth (props.get_linewidth ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2188
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2189 // Mesh along Y-axis
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2190
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2191 if (props.meshstyle_is ("both") \|\| props.meshstyle_is ("column"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2192 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2193 for (int i = 0; i < zc; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2194 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2195 if (y_mat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2196 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2197 i1 = i-1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2198 i2 = i;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2199 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2200
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2201 for (int j = 1; j < zr; j++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2202 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2203 if (clip(j-1,i) \|\| clip(j,i))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2204 continue;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2205
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2206 if (x_mat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2207 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2208 j1 = j-1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2209 j2 = j;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2210 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2211
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2212 glBegin (GL_LINES);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2213
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2214 // Vertex 1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2215 if (ec_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2216 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2217 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2218 cb[k] = c(j-1, i, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2219 glColor3fv (cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2220
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2221 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2222 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2223 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2224 cb[k] *= as;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2225 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2226
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2227 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2228 cb[k] = ds * c(j-1, i, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2229 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2230 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2231 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2232 if (el_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2233 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2234 d = sqrt (n(j-1,i,0) * n(j-1,i,0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2235 + n(j-1,i,1) * n(j-1,i,1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2236 + n(j-1,i,2) * n(j-1,i,2));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2237 glNormal3d (n(j-1,i,0)/d, n(j-1,i,1)/d, n(j-1,i,2)/d);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2238 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2239 glVertex3d (x(j1,i), y(j-1,i2), z(j-1,i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2240
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2241 // Vertex 2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2242 if (ec_mode == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2243 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2244 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2245 cb[k] = c(j, i, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2246 glColor3fv (cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2247
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2248 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2249 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2250 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2251 cb[k] *= as;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2252 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2253
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2254 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2255 cb[k] = ds * c(j, i, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2256 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2257 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2258 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2259 if (el_mode == 2)
8674 0d263850d582 Fix calculation of diffuse reflectance. Calculate surface normals here now. Kai Habel parents: 8377 diff changeset	2260 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2261 d = sqrt (n(j,i,0) * n(j,i,0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2262 + n(j,i,1) * n(j,i,1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2263 + n(j,i,2) * n(j,i,2));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2264 glNormal3d (n(j,i,0)/d, n(j,i,1)/d, n(j,i,2)/d);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2265 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2266 glVertex3d (x(j2,i), y(j,i2), z(j,i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2267
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2268 glEnd ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2269 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2270 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2271 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2272
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2273 // Mesh along X-axis
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2274
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2275 if (props.meshstyle_is ("both") \|\| props.meshstyle_is ("row"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2276 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2277 for (int j = 0; j < zr; j++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2278 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2279 if (x_mat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2280 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2281 j1 = j-1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2282 j2 = j;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2283 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2284
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2285 for (int i = 1; i < zc; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2286 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2287 if (clip(j,i-1) \|\| clip(j,i))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2288 continue;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2289
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2290 if (y_mat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2291 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2292 i1 = i-1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2293 i2 = i;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2294 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2295
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2296 glBegin (GL_LINES);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2297
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2298 // Vertex 1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2299 if (ec_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2300 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2301 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2302 cb[k] = c(j, i-1, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2303 glColor3fv (cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2304
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2305 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2306 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2307 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2308 cb[k] *= as;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2309 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2310
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2311 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2312 cb[k] = ds * c(j, i-1, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2313 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2314 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2315 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2316 if (el_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2317 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2318 d = sqrt (n(j,i-1,0) * n(j,i-1,0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2319 + n(j,i-1,1) * n(j,i-1,1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2320 + n(j,i-1,2) * n(j,i-1,2));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2321 glNormal3d (n(j,i-1,0)/d, n(j,i-1,1)/d, n(j,i-1,2)/d);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2322 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2323 glVertex3d (x(j2,i-1), y(j,i1), z(j,i-1));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2324
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2325 // Vertex 2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2326 if (ec_mode == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2327 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2328 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2329 cb[k] = c(j, i, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2330 glColor3fv (cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2331
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2332 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2333 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2334 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2335 cb[k] *= as;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2336 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2337
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2338 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2339 cb[k] = ds * c(j, i, k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2340 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2341 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2342 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2343 if (el_mode == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2344 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2345 d = sqrt (n(j,i,0) * n(j,i,0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2346 + n(j,i,1) * n(j,i,1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2347 + n(j,i,2) * n(j,i,2));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2348 glNormal3d (n(j,i,0)/d, n(j,i,1)/d, n(j,i,2)/d);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2349 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2350 glVertex3d (x(j2,i), y(j,i2), z(j,i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2351
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2352 glEnd ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2353 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2354 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2355 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2356
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2357 set_linestyle ("-");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2358 set_linewidth (0.5);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2359
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2360 if (el_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2361 glDisable (GL_LIGHTING);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2362 }
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2363 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2364 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2365 // FIXME: implement transparency
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2366 }
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2367 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2368
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2369 if (! props.marker_is ("none") &&
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2370 ! (props.markeredgecolor_is ("none")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2371 && props.markerfacecolor_is ("none")))
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2372 {
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2373 // FIXME: check how transparency should be handled in markers
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2374 // FIXME: check what to do with marker facecolor set to auto
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2375 // and facecolor set to none.
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2376
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2377 bool do_edge = ! props.markeredgecolor_is ("none");
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2378 bool do_face = ! props.markerfacecolor_is ("none");
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2379
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2380 Matrix mecolor = props.get_markeredgecolor_rgb ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2381 Matrix mfcolor = props.get_markerfacecolor_rgb ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2382 Matrix cc (1, 3, 0.0);
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2383
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2384 if (mecolor.numel () == 0 && props.markeredgecolor_is ("auto"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2385 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2386 mecolor = props.get_edgecolor_rgb ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2387 do_edge = ! props.edgecolor_is ("none");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2388 }
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2389
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2390 if (mfcolor.numel () == 0 && props.markerfacecolor_is ("auto"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2391 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2392 mfcolor = props.get_facecolor_rgb ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2393 do_face = ! props.facecolor_is ("none");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2394 }
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2395
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2396 if ((mecolor.numel () == 0 \|\| mfcolor.numel () == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2397 && c.numel () == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2398 c = props.get_color_data ().array_value ();
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2399
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2400 init_marker (props.get_marker (), props.get_markersize (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2401 props.get_linewidth ());
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2402
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2403 for (int i = 0; i < zc; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2404 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2405 if (y_mat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2406 i1 = i;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2407
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2408 for (int j = 0; j < zr; j++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2409 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2410 if (clip(j,i))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2411 continue;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2412
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2413 if (x_mat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2414 j1 = j;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2415
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2416 if ((do_edge && mecolor.numel () == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2417 \|\| (do_face && mfcolor.numel () == 0))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2418 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2419 for (int k = 0; k < 3; k++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2420 cc(k) = c(j,i,k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2421 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2422
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2423 Matrix lc = (do_edge ? (mecolor.numel () == 0 ? cc : mecolor) : Matrix ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2424 Matrix fc = (do_face ? (mfcolor.numel () == 0 ? cc : mfcolor) : Matrix ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2425
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2426 draw_marker (x(j1,i), y(j,i1), z(j,i), lc, fc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2427 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2428 }
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2429
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2430 end_marker ();
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2431 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2432 }
8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2433
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2434 // FIXME: global optimization (rendering, data structures...), there
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2435 // is probably a smarter/faster/less-memory-consuming way to do this.
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2436 void
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	2437 opengl_renderer::draw_patch (const patch::properties &props)
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2438 {
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	2439 const Matrix f = props.get_faces ().matrix_value ();
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	2440 const Matrix v = xform.scale (props.get_vertices ().matrix_value ());
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2441 Matrix c;
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	2442 const Matrix n = props.get_vertexnormals ().matrix_value ();
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2443 Matrix a;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2444
7870 b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	2445 int nv = v.rows ();
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	2446 // int vmax = v.columns ();
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	2447 int nf = f.rows ();
b1823dfd6ec7 style fixes John W. Eaton <jwe@octave.org> parents: 7866 diff changeset	2448 int fcmax = f.columns ();
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2449
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2450 bool has_z = (v.columns () > 2);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2451 bool has_facecolor = false;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2452 bool has_facealpha = false;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2453
11168 36442102c340 Fix treatment of facevertexcdata if facecolor is 'none' with the fltk backend David Bateman <dbateman@free.fr> parents: 11166 diff changeset	2454 int fc_mode = ((props.facecolor_is("none")
36442102c340 Fix treatment of facevertexcdata if facecolor is 'none' with the fltk backend David Bateman <dbateman@free.fr> parents: 11166 diff changeset	2455 \|\| props.facecolor_is_rgb ()) ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2456 (props.facecolor_is("flat") ? 1 : 2));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2457 int fl_mode = (props.facelighting_is ("none") ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2458 (props.facelighting_is ("flat") ? 1 : 2));
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	2459 int fa_mode = (props.facealpha_is_double () ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2460 (props.facealpha_is ("flat") ? 1 : 2));
11168 36442102c340 Fix treatment of facevertexcdata if facecolor is 'none' with the fltk backend David Bateman <dbateman@free.fr> parents: 11166 diff changeset	2461 int ec_mode = ((props.edgecolor_is("none")
36442102c340 Fix treatment of facevertexcdata if facecolor is 'none' with the fltk backend David Bateman <dbateman@free.fr> parents: 11166 diff changeset	2462 \|\| props.edgecolor_is_rgb ()) ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2463 (props.edgecolor_is("flat") ? 1 : 2));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2464 int el_mode = (props.edgelighting_is ("none") ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2465 (props.edgelighting_is ("flat") ? 1 : 2));
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	2466 int ea_mode = (props.edgealpha_is_double () ? 0 :
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2467 (props.edgealpha_is ("flat") ? 1 : 2));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2468
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2469 Matrix fcolor = props.get_facecolor_rgb ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2470 Matrix ecolor = props.get_edgecolor_rgb ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2471
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2472 float as = props.get_ambientstrength ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2473 float ds = props.get_diffusestrength ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2474 float ss = props.get_specularstrength ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2475 float se = props.get_specularexponent ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2476
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2477 boolMatrix clip (1, nv, false);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2478
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2479 if (has_z)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2480 for (int i = 0; i < nv; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2481 clip(i) = is_nan_or_inf (v(i,0), v(i,1), v(i,2));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2482 else
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2483 for (int i = 0; i < nv; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2484 clip(i) = is_nan_or_inf (v(i,0), v(i,1), 0);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2485
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2486 boolMatrix clip_f (1, nf, false);
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	2487 Array<int> count_f (nf, 1, 0);
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2488
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2489 for (int i = 0; i < nf; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2490 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2491 bool fclip = false;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2492 int count = 0;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2493
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2494 for (int j = 0; j < fcmax && ! xisnan (f(i,j)); j++, count++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2495 fclip = (fclip \|\| clip(int (f(i,j) - 1)));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2496
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2497 clip_f(i) = fclip;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2498 count_f(i) = count;
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2499 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2500
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2501 if (fc_mode > 0 \|\| ec_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2502 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2503 c = props.get_color_data ().matrix_value ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2504
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2505 if (c.rows () == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2506 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2507 // Single color specifications, we can simplify a little bit
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2508
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2509 if (fc_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2510 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2511 fcolor = c;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2512 fc_mode = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2513 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2514
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2515 if (ec_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2516 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2517 ecolor = c;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2518 ec_mode = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2519 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2520
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2521 c = Matrix ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2522 }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2523 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2524 has_facecolor = ((c.numel () > 0) && (c.rows () == f.rows ()));
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2525 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2526
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2527 if (fa_mode > 0 \|\| ea_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2528 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2529 // FIXME: retrieve alpha data from patch object
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2530 //a = props.get_alpha_data ();
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2531 has_facealpha = ((a.numel () > 0) && (a.rows () == f.rows ()));
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2532 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2533
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7914 diff changeset	2534 octave_idx_type fr = f.rows ();
7914 e998e81224b5 Various compilation fixes for MSVC. John W. Eaton <jwe@octave.org> parents: 7907 diff changeset	2535 std::vector<vertex_data> vdata (f.numel ());
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2536
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2537 for (int i = 0; i < nf; i++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2538 for (int j = 0; j < count_f(i); j++)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2539 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2540 int idx = int (f(i,j) - 1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2541
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2542 Matrix vv (1, 3, 0.0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2543 Matrix cc;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2544 Matrix nn(1, 3, 0.0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2545 double aa = 1.0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2546
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2547 vv(0) = v(idx,0); vv(1) = v(idx,1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2548 if (has_z)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2549 vv(2) = v(idx,2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2550 // FIXME: uncomment when patch object has normal computation
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2551 //nn(0) = n(idx,0); nn(1) = n(idx,1); nn(2) = n(idx,2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2552 if (c.numel () > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2553 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2554 cc.resize (1, 3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2555 if (has_facecolor)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2556 cc(0) = c(i,0), cc(1) = c(i,1), cc(2) = c(i,2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2557 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2558 cc(0) = c(idx,0), cc(1) = c(idx,1), cc(2) = c(idx,2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2559 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2560 if (a.numel () > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2561 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2562 if (has_facealpha)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2563 aa = a(i);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2564 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2565 aa = a(idx);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2566 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2567
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2568 vdata[i+j*fr] =
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2569 vertex_data (vv, cc, nn, aa, as, ds, ss, se);
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2570 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2571
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2572 if (fl_mode > 0 \|\| el_mode > 0)
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2573 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2574 float buf[4] = { ss, ss, ss, 1 };
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2575
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2576 glMaterialfv (LIGHT_MODE, GL_SPECULAR, buf);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2577 glMaterialf (LIGHT_MODE, GL_SHININESS, se);
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2578 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2579
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2580 if (! props.facecolor_is ("none"))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2581 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2582 // FIXME: adapt to double-radio property
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	2583 if (props.get_facealpha_double () == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2584 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2585 if (fc_mode == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2586 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2587 glColor3dv (fcolor.data ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2588 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2589 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2590 float cb[4] = { 0, 0, 0, 1 };
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2591
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2592 for (int i = 0; i < 3; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2593 cb[i] = (as * fcolor(i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2594 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2595
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2596 for (int i = 0; i < 3; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2597 cb[i] = ds * fcolor(i);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2598 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2599 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2600 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2601
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2602 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2603 glEnable (GL_LIGHTING);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2604
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2605 // FIXME: use __index__ property from patch object
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2606 patch_tesselator tess (this, fc_mode, fl_mode, 0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2607
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2608 for (int i = 0; i < nf; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2609 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2610 if (clip_f(i))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2611 continue;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2612
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2613 tess.begin_polygon (true);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2614 tess.begin_contour ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2615
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2616 for (int j = 0; j < count_f(i); j++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2617 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2618 vertex_data::vertex_data_rep vv = vdata[i+jfr].get_rep ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2619
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2620 tess.add_vertex (vv->coords.fortran_vec (), vv);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2621 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2622
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2623 tess.end_contour ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2624 tess.end_polygon ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2625 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2626
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2627 if (fl_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2628 glDisable (GL_LIGHTING);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2629 }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2630 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2631 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2632 // FIXME: implement transparency
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2633 }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2634 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2635
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2636 if (! props.edgecolor_is ("none"))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2637 {
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2638 // FIXME: adapt to double-radio property
7846 d7737a4268b7 Fix typos in property names (edgealpha/facealpha). Michael Goffioul <michael.goffioul@gmail.com> parents: 7838 diff changeset	2639 if (props.get_edgealpha_double () == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2640 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2641 if (ec_mode == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2642 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2643 glColor3dv (ecolor.data ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2644 if (el_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2645 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2646 float cb[4] = { 0, 0, 0, 1 };
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2647
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2648 for (int i = 0; i < 3; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2649 cb[i] = (as * ecolor(i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2650 glMaterialfv (LIGHT_MODE, GL_AMBIENT, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2651
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2652 for (int i = 0; i < 3; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2653 cb[i] = ds * ecolor(i);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2654 glMaterialfv (LIGHT_MODE, GL_DIFFUSE, cb);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2655 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2656 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2657
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2658 if (el_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2659 glEnable (GL_LIGHTING);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2660
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2661 set_linestyle (props.get_linestyle (), false);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2662 set_linewidth (props.get_linewidth ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2663
11175 c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2664
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2665 // FIXME: use __index__ property from patch object; should we
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2666 // offset patch contour as well?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2667 patch_tesselator tess (this, ec_mode, el_mode);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2668
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2669 for (int i = 0; i < nf; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2670 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2671 if (clip_f(i))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2672 {
11175 c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2673 // This is an unclosed contour. Draw it as a line
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2674 bool flag = false;
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2675
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2676 for (int j = 0; j < count_f(i); j++)
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2677 {
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2678 if (! clip(int (f(i,j) - 1)))
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2679 {
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2680 vertex_data::vertex_data_rep vv = vdata[i+jfr].get_rep ();
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2681 const Matrix m = vv->coords;
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2682 if (! flag)
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2683 {
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2684 flag = true;
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2685 glBegin (GL_LINE_STRIP);
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2686 }
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2687 glVertex3d (m(0), m(1), m(2));
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2688 }
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2689 else if (flag)
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2690 {
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2691 flag = false;
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2692 glEnd ();
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2693 }
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2694 }
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2695
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2696 if (flag)
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2697 glEnd ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2698 }
11175 c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2699 else
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2700 {
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2701 tess.begin_polygon (false);
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2702 tess.begin_contour ();
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2703
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2704 for (int j = 0; j < count_f(i); j++)
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2705 {
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2706 vertex_data::vertex_data_rep vv = vdata[i+jfr].get_rep ();
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2707 tess.add_vertex (vv->coords.fortran_vec (), vv);
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2708 }
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2709
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2710 tess.end_contour ();
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2711 tess.end_polygon ();
c0a95a5c6d25 Address the speed of plotting large hggroup groups and in particular David Bateman <dbateman@free.fr> parents: 11168 diff changeset	2712 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2713 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2714
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2715 set_linestyle ("-");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2716 set_linewidth (0.5);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2717
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2718 if (el_mode > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2719 glDisable (GL_LIGHTING);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2720 }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2721 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2722 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2723 // FIXME: implement transparency
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2724 }
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2725 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2726
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2727 if (! props.marker_is ("none") &&
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2728 ! (props.markeredgecolor_is ("none") && props.markerfacecolor_is ("none")))
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2729 {
7838 0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2730 bool do_edge = ! props.markeredgecolor_is ("none");
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2731 bool do_face = ! props.markerfacecolor_is ("none");
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2732
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2733 Matrix mecolor = props.get_markeredgecolor_rgb ();
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2734 Matrix mfcolor = props.get_markerfacecolor_rgb ();
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2735 Matrix cc (1, 3, 0.0);
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2736
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2737 if (mecolor.numel () == 0 && props.markeredgecolor_is ("auto"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2738 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2739 mecolor = props.get_edgecolor_rgb ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2740 do_edge = ! props.edgecolor_is ("none");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2741 }
7838 0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2742
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2743 if (mfcolor.numel () == 0 && props.markerfacecolor_is ("auto"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2744 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2745 mfcolor = props.get_facecolor_rgb ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2746 do_face = ! props.facecolor_is ("none");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2747 }
7838 0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2748
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2749 init_marker (props.get_marker (), props.get_markersize (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2750 props.get_linewidth ());
7838 0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2751
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2752 for (int i = 0; i < nf; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2753 for (int j = 0; j < count_f(i); j++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2754 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2755 int idx = int (f(i,j) - 1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2756
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2757 if (clip(idx))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2758 continue;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2759
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2760 Matrix lc = (do_edge ? (mecolor.numel () == 0 ?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2761 vdata[i+j*fr].get_rep ()->color : mecolor)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2762 : Matrix ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2763 Matrix fc = (do_face ? (mfcolor.numel () == 0 ?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2764 vdata[i+j*fr].get_rep ()->color : mfcolor)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2765 : Matrix ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2766
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2767 draw_marker (v(idx,0), v(idx,1), (has_z ? v(idx,2) : 0), lc, fc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2768 }
7838 0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2769
0a2ba0053fbd Render marker of patch objects. Michael Goffioul <michael.goffioul@gmail.com> parents: 7837 diff changeset	2770 end_marker ();
7833 8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2771 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2772 }
8ff92634982d Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7831 diff changeset	2773
7829 8ca8e97e8c0a Add rendering interface for surface object (no implementation yet). Michael Goffioul <michael.goffioul@gmail.com> parents: 7825 diff changeset	2774 void
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	2775 opengl_renderer::draw_hggroup (const hggroup::properties &props)
7866 35e8d6199455 Add hggroup support in OpenGL renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: 7851 diff changeset	2776 {
35e8d6199455 Add hggroup support in OpenGL renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: 7851 diff changeset	2777 draw (props.get_children ());
35e8d6199455 Add hggroup support in OpenGL renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: 7851 diff changeset	2778 }
35e8d6199455 Add hggroup support in OpenGL renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: 7851 diff changeset	2779
35e8d6199455 Add hggroup support in OpenGL renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: 7851 diff changeset	2780 void
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	2781 opengl_renderer::draw_text (const text::properties& props)
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2782 {
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2783 if (props.get_string ().empty ())
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2784 return;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2785
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2786 set_font (props);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2787 set_color (props.get_color_rgb ());
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2788
10402 9f2bf537a651 Implement text extent property Michael Goffioul <michael.goffioul@gmail.com> parents: 10350 diff changeset	2789 const Matrix pos = xform.scale (props.get_data_position ());
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2790 int halign = 0, valign = 0;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2791
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2792 if (props.horizontalalignment_is ("center"))
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2793 halign = 1;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2794 else if (props.horizontalalignment_is ("right"))
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2795 halign = 2;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2796
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2797 if (props.verticalalignment_is ("top"))
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2798 valign = 2;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2799 else if (props.verticalalignment_is ("baseline"))
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2800 valign = 3;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2801 else if (props.verticalalignment_is ("middle"))
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2802 valign = 1;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2803
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2804 // FIXME: handle margin and surrounding box
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2805
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	2806 render_text (props.get_string (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2807 pos(0), pos(1), pos(2),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2808 halign, valign, props.get_rotation ());
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2809 }
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2810
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2811 void
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	2812 opengl_renderer::draw_image (const image::properties& props)
9680 73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2813 {
9884 fed4aad2cdca handle indexed images in opengl renderer Shai Ayal <shaiay@users.sourceforge.net> parents: 9834 diff changeset	2814 octave_value cdata = props.get_color_data ();
9680 73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2815 dim_vector dv (cdata.dims ());
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2816 int h = dv(0), w = dv(1);
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2817 bool ok = true;
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2818
11093 d748acc75658 gl-render.cc: Treat images with scalar unique(x/ydata) like Matlab. Ben Abbott <bpabbott@mac.com> parents: 11026 diff changeset	2819 Matrix x = props.get_xdata ().matrix_value ();
d748acc75658 gl-render.cc: Treat images with scalar unique(x/ydata) like Matlab. Ben Abbott <bpabbott@mac.com> parents: 11026 diff changeset	2820 Matrix y = props.get_ydata ().matrix_value ();
d748acc75658 gl-render.cc: Treat images with scalar unique(x/ydata) like Matlab. Ben Abbott <bpabbott@mac.com> parents: 11026 diff changeset	2821
d748acc75658 gl-render.cc: Treat images with scalar unique(x/ydata) like Matlab. Ben Abbott <bpabbott@mac.com> parents: 11026 diff changeset	2822 if (w > 1 && x(1) == x(0))
d748acc75658 gl-render.cc: Treat images with scalar unique(x/ydata) like Matlab. Ben Abbott <bpabbott@mac.com> parents: 11026 diff changeset	2823 x(1) = x(1) + (w-1);
d748acc75658 gl-render.cc: Treat images with scalar unique(x/ydata) like Matlab. Ben Abbott <bpabbott@mac.com> parents: 11026 diff changeset	2824
d748acc75658 gl-render.cc: Treat images with scalar unique(x/ydata) like Matlab. Ben Abbott <bpabbott@mac.com> parents: 11026 diff changeset	2825 if (h > 1 && y(1) == y(0))
d748acc75658 gl-render.cc: Treat images with scalar unique(x/ydata) like Matlab. Ben Abbott <bpabbott@mac.com> parents: 11026 diff changeset	2826 y(1) = y(1) + (h-1);
d748acc75658 gl-render.cc: Treat images with scalar unique(x/ydata) like Matlab. Ben Abbott <bpabbott@mac.com> parents: 11026 diff changeset	2827
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	2828 const ColumnVector p0 = xform.transform (x(0), y(0), 0);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	2829 const ColumnVector p1 = xform.transform (x(1), y(1), 0);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	2830
9687 86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2831 // image pixel size in screen pixel units
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2832 float pix_dx, pix_dy;
9687 86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2833 // image pixel size in normalized units
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2834 float nor_dx, nor_dy;
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2835
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2836 if (w > 1)
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2837 {
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2838 pix_dx = (p1(0) - p0(0))/(w-1);
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2839 nor_dx = (x(1) - x(0))/(w-1);
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2840 }
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2841 else
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2842 {
10076 4b270d1540f7 avoid various GCC warnings John W. Eaton <jwe@octave.org> parents: 9950 diff changeset	2843 const ColumnVector p1w = xform.transform (x(1) + 1, y(1), 0);
4b270d1540f7 avoid various GCC warnings John W. Eaton <jwe@octave.org> parents: 9950 diff changeset	2844 pix_dx = p1w(0) - p0(0);
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2845 nor_dx = 1;
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2846 }
10076 4b270d1540f7 avoid various GCC warnings John W. Eaton <jwe@octave.org> parents: 9950 diff changeset	2847
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2848 if (h > 1)
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2849 {
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2850 pix_dy = (p1(1) - p0(1))/(h-1);
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2851 nor_dy = (y(1) - y(0))/(h-1);
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2852 }
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2853 else
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2854 {
10076 4b270d1540f7 avoid various GCC warnings John W. Eaton <jwe@octave.org> parents: 9950 diff changeset	2855 const ColumnVector p1h = xform.transform (x(1), y(1) + 1, 0);
4b270d1540f7 avoid various GCC warnings John W. Eaton <jwe@octave.org> parents: 9950 diff changeset	2856 pix_dy = p1h(1) - p0(1);
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2857 nor_dy = 1;
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2858 }
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2859
9687 86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2860
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2861 // OpenGL won't draw the image if it's origin is outside the
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2862 // viewport/clipping plane so we must do the clipping
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2863 // ourselfes - only draw part of the image
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2864
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2865 int j0 = 0, j1 = w;
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2866 int i0 = 0, i1 = h;
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2867
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2868 float im_xmin = x(0) - nor_dx/2;
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2869 float im_xmax = x(1) + nor_dx/2;
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2870 float im_ymin = y(0) - nor_dy/2;
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2871 float im_ymax = y(1) + nor_dy/2;
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2872 if (props.is_clipping ()) // clip to axes
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2873 {
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2874 if (im_xmin < xmin)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2875 j0 += (xmin - im_xmin)/nor_dx + 1;
9687 86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2876 if (im_xmax > xmax)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2877 j1 -= (im_xmax - xmax)/nor_dx ;
9687 86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2878
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2879 if (im_ymin < ymin)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2880 i0 += (ymin - im_ymin)/nor_dy + 1;
9687 86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2881 if (im_ymax > ymax)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2882 i1 -= (im_ymax - ymax)/nor_dy;
9687 86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2883 }
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2884 else // clip to viewport
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2885 {
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2886 GLfloat vp[4];
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2887 glGetFloatv(GL_VIEWPORT, vp);
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2888 // FIXME -- actually add the code to do it!
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2889
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2890 }
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2891
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2892 if (i0 >= i1 \|\| j0 >= j1)
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2893 return;
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2894
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2895 glPixelZoom (pix_dx, -pix_dy);
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2896 glRasterPos3d (im_xmin + nor_dxj0, im_ymin + nor_dyi0, 0);
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2897
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2898 // by default this is 4
86aa08bbc887 image clipping and axes fixes Shai Ayal <shaiay@users.sourceforge.net> parents: 9682 diff changeset	2899 glPixelStorei (GL_UNPACK_ALIGNMENT,1);
9680 73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2900
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2901 // Expect RGB data
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2902 if (dv.length () == 3 && dv(2) == 3)
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2903 {
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2904 if (cdata.is_double_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2905 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2906 const NDArray xcdata = cdata.array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2907
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2908 OCTAVE_LOCAL_BUFFER (GLfloat, a, 3(j1-j0)(i1-i0));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2909
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2910 for (int i = i0; i < i1; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2911 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2912 for (int j = j0, idx = (i-i0)(j1-j0)3; j < j1; j++, idx += 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2913 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2914 a[idx] = xcdata(i,j,0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2915 a[idx+1] = xcdata(i,j,1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2916 a[idx+2] = xcdata(i,j,2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2917 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2918 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2919
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2920 draw_pixels (j1-j0, i1-i0, GL_RGB, GL_FLOAT, a);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2921
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2922 }
9680 73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2923 else if (cdata.is_uint16_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2924 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2925 const uint16NDArray xcdata = cdata.uint16_array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2926
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2927 OCTAVE_LOCAL_BUFFER (GLushort, a, 3(j1-j0)(i1-i0));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2928
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2929 for (int i = i0; i < i1; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2930 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2931 for (int j = j0, idx = (i-i0)(j1-j0)3; j < j1; j++, idx += 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2932 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2933 a[idx] = xcdata(i,j,0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2934 a[idx+1] = xcdata(i,j,1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2935 a[idx+2] = xcdata(i,j,2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2936 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2937 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2938
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2939 draw_pixels (j1-j0, i1-i0, GL_RGB, GL_UNSIGNED_SHORT, a);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2940
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2941 }
9680 73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2942 else if (cdata.is_uint8_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2943 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2944 const uint8NDArray xcdata = cdata.uint8_array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2945
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2946 OCTAVE_LOCAL_BUFFER (GLubyte, a, 3(j1-j0)(i1-i0));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2947
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2948 for (int i = i0; i < i1; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2949 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2950 for (int j = j0, idx = (i-i0)(j1-j0)3; j < j1; j++, idx += 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2951 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2952 a[idx] = xcdata(i,j,0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2953 a[idx+1] = xcdata(i,j,1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2954 a[idx+2] = xcdata(i,j,2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2955 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2956 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2957
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2958 draw_pixels (j1-j0, i1-i0, GL_RGB, GL_UNSIGNED_BYTE, a);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2959 }
9680 73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2960 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2961 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2962 ok = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2963 warning ("opengl_texture::draw: invalid image data type (expected double, uint16, or uint8)");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	2964 }
9680 73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2965 }
9884 fed4aad2cdca handle indexed images in opengl renderer Shai Ayal <shaiay@users.sourceforge.net> parents: 9834 diff changeset	2966 else
9680 73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2967 {
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2968 ok = false;
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2969 warning ("opengl_texture::draw: invalid image size (expected nm3 or n*m)");
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2970 }
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2971 glPixelZoom (1, 1);
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2972 }
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2973
73153525df9a initial implementation of OpenGL image rendering Shai Ayal <shaiay@users.sourceforge.net> parents: 9616 diff changeset	2974 void
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2975 opengl_renderer::set_viewport (int w, int h)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2976 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2977 glViewport (0, 0, w, h);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2978 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2979
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2980 void
9950 7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2981 opengl_renderer::draw_pixels (GLsizei width, GLsizei height, GLenum format,
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2982 GLenum type, const GLvoid *data)
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2983 {
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2984 glDrawPixels (width, height, format, type, data);
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2985 }
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2986
7dedfd70dd9f image printing for fltk backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9884 diff changeset	2987 void
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2988 opengl_renderer::set_color (const Matrix& c)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2989 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	2990 glColor3dv (c.data ());
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2991 #if HAVE_FREETYPE
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2992 text_renderer.set_color (c);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2993 #endif
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2994 }
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2995
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2996 void
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2997 opengl_renderer::set_font (const base_properties& props)
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2998 {
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	2999 #if HAVE_FREETYPE
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3000 text_renderer.set_font (props);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3001 #endif
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3002 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3003
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3004 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3005 opengl_renderer::set_polygon_offset (bool on, double offset)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3006 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3007 if (on)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3008 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3009 glPolygonOffset (offset, offset);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3010 glEnable (GL_POLYGON_OFFSET_FILL);
7906 b3becd212f3f Draw markers above lines John W. Eaton <jwe@octave.org> parents: 7904 diff changeset	3011 glEnable (GL_POLYGON_OFFSET_LINE);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3012 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3013 else
7906 b3becd212f3f Draw markers above lines John W. Eaton <jwe@octave.org> parents: 7904 diff changeset	3014 {
b3becd212f3f Draw markers above lines John W. Eaton <jwe@octave.org> parents: 7904 diff changeset	3015 glDisable (GL_POLYGON_OFFSET_FILL);
b3becd212f3f Draw markers above lines John W. Eaton <jwe@octave.org> parents: 7904 diff changeset	3016 glDisable (GL_POLYGON_OFFSET_LINE);
b3becd212f3f Draw markers above lines John W. Eaton <jwe@octave.org> parents: 7904 diff changeset	3017 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3018 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3019
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3020 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3021 opengl_renderer::set_linewidth (float w)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3022 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3023 glLineWidth (w);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3024 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3025
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3026 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3027 opengl_renderer::set_linestyle (const std::string& s, bool use_stipple)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3028 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3029 bool solid = false;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3030
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3031 if (s == "-")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3032 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3033 glLineStipple (1, static_cast<unsigned short> (0xFFFF));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3034 solid = true;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3035 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3036 else if (s == ":")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3037 glLineStipple (1, static_cast<unsigned short> (0x8888));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3038 else if (s == "--")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3039 glLineStipple (1, static_cast<unsigned short> (0x0FFF));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3040 else if (s == "-.")
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3041 glLineStipple (1, static_cast<unsigned short> (0x020F));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3042 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3043 glLineStipple (1, static_cast<unsigned short> (0x0000));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3044
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3045 if (solid && ! use_stipple)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3046 glDisable (GL_LINE_STIPPLE);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3047 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3048 glEnable (GL_LINE_STIPPLE);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3049 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3050
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3051 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3052 opengl_renderer::set_clipbox (double x1, double x2, double y1, double y2,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3053 double z1, double z2)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3054 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3055 double dx = (x2-x1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3056 double dy = (y2-y1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3057 double dz = (z2-z1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3058
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3059 x1 -= 0.001dx; x2 += 0.001dx;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3060 y1 -= 0.001dy; y2 += 0.001dy;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3061 z1 -= 0.001dz; z2 += 0.001dz;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3062
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3063 ColumnVector p (4, 0.0);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3064
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3065 p(0) = -1; p(3) = x2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3066 glClipPlane (GL_CLIP_PLANE0, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3067 p(0) = 1; p(3) = -x1;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3068 glClipPlane (GL_CLIP_PLANE1, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3069 p(0) = 0; p(1) = -1; p(3) = y2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3070 glClipPlane (GL_CLIP_PLANE2, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3071 p(1) = 1; p(3) = -y1;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3072 glClipPlane (GL_CLIP_PLANE3, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3073 p(1) = 0; p(2) = -1; p(3) = z2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3074 glClipPlane (GL_CLIP_PLANE4, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3075 p(2) = 1; p(3) = -z1;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3076 glClipPlane (GL_CLIP_PLANE5, p.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3077
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3078 xmin = x1; xmax = x2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3079 ymin = y1; ymax = y2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3080 zmin = z1; zmax = z2;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3081 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3082
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3083 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3084 opengl_renderer::set_clipping (bool enable)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3085 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3086 bool has_clipping = (glIsEnabled (GL_CLIP_PLANE0) == GL_TRUE);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3087
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3088 if (enable != has_clipping)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3089 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3090 if (enable)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3091 for (int i = 0; i < 6; i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3092 glEnable (GL_CLIP_PLANE0+i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3093 else
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3094 for (int i = 0; i < 6; i++)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3095 glDisable (GL_CLIP_PLANE0+i);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3096 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3097 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3098
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3099 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3100 opengl_renderer::init_marker (const std::string& m, double size, float width)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3101 {
8724 a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	3102 #if defined (HAVE_FRAMEWORK_OPENGL)
a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	3103 GLint vw[4];
a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	3104 #else
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3105 int vw[4];
8724 a50228129dba Introduce new macro OCTAVE_GLUTESSCALLBACK_THREEDOTS. Use definitions HAVE_FRAMEWORK_OPENGL and HAVE_GLUTESSCALLBACK_THREEDOTS for Mac's framework OpenGL implementation. Ben Abbott <bpabbott@mac.com> parents: 8674 diff changeset	3106 #endif
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3107
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3108 glGetIntegerv (GL_VIEWPORT, vw);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3109
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3110 glMatrixMode (GL_PROJECTION);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3111 glPushMatrix ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3112 glLoadIdentity ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3113 glOrtho (0, vw[2], vw[3], 0, xZ1, xZ2);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3114 glMatrixMode (GL_MODELVIEW);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3115 glPushMatrix ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3116
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3117 set_clipping (false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3118 set_linewidth (width);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3119
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3120 marker_id = make_marker_list (m, size, false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3121 filled_marker_id = make_marker_list (m, size, true);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3122 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3123
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3124 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3125 opengl_renderer::end_marker (void)
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3126 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3127 glDeleteLists (marker_id, 1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3128 glDeleteLists (filled_marker_id, 1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3129
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3130 glMatrixMode (GL_MODELVIEW);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3131 glPopMatrix ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3132 glMatrixMode (GL_PROJECTION);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3133 glPopMatrix ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3134 set_linewidth (0.5f);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3135 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3136
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3137 void
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3138 opengl_renderer::draw_marker (double x, double y, double z,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3139 const Matrix& lc, const Matrix& fc)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3140 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3141 ColumnVector tmp = xform.transform (x, y, z, false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3142
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3143 glLoadIdentity ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3144 glTranslated (tmp(0), tmp(1), -tmp(2));
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3145
7907 c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	3146 if (filled_marker_id > 0 && fc.numel () > 0)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3147 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3148 glColor3dv (fc.data ());
7906 b3becd212f3f Draw markers above lines John W. Eaton <jwe@octave.org> parents: 7904 diff changeset	3149 set_polygon_offset (true, -1.0);
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3150 glCallList (filled_marker_id);
7906 b3becd212f3f Draw markers above lines John W. Eaton <jwe@octave.org> parents: 7904 diff changeset	3151 if (lc.numel () > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3152 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3153 glColor3dv (lc.data ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3154 glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3155 glEdgeFlag (GL_TRUE);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3156 set_polygon_offset (true, -2.0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3157 glCallList (filled_marker_id);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3158 glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3159 }
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3160 set_polygon_offset (false);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3161 }
7907 c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	3162 else if (marker_id > 0 && lc.numel () > 0)
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3163 {
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3164 glColor3dv (lc.data ());
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3165 glCallList (marker_id);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3166 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3167 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3168
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3169 unsigned int
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3170 opengl_renderer::make_marker_list (const std::string& marker, double size,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3171 bool filled) const
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3172 {
7907 c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	3173 char c = marker[0];
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	3174
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	3175 if (filled && (c == '+' \|\| c == 'x' \|\| c == '*' \|\| c == '.'))
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	3176 return 0;
c350329da645 Implement basic line antialiasing John W. Eaton <jwe@octave.org> parents: 7906 diff changeset	3177
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3178 unsigned int ID = glGenLists (1);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3179 double sz = size * backend.get_screen_resolution () / 72.0;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3180
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3181 // constants for the * marker
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3182 const double sqrt2d4 = 0.35355339059327;
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3183 double tt = sz*sqrt2d4;
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3184
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3185 glNewList (ID, GL_COMPILE);
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3186
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3187 switch (marker[0])
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3188 {
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3189 case '+':
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3190 glBegin (GL_LINES);
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3191 glVertex2f (-sz/2, 0);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3192 glVertex2f (sz/2, 0);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3193 glVertex2f (0, -sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3194 glVertex2f (0, sz/2);
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3195 glEnd ();
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3196 break;
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3197 case 'x':
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3198 glBegin(GL_LINES);
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3199 glVertex2f (-sz/2, -sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3200 glVertex2f (sz/2, sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3201 glVertex2f (-sz/2, sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3202 glVertex2f (sz/2, -sz/2);
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3203 glEnd ();
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3204 break;
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3205 case '*':
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3206 glBegin (GL_LINES);
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3207 glVertex2f (-sz/2, 0);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3208 glVertex2f (sz/2, 0);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3209 glVertex2f (0, -sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3210 glVertex2f (0, sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3211 glVertex2f (-tt, -tt);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3212 glVertex2f (+tt, +tt);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3213 glVertex2f (-tt, +tt);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3214 glVertex2f (+tt, -tt);
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3215 glEnd ();
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3216 break;
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3217 case '.':
10924 f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3218 {
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3219 double ang_step = M_PI / 5;
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3220
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3221 glBegin (GL_POLYGON);
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3222 for (double ang = 0; ang < (2*M_PI); ang += ang_step)
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3223 glVertex2d (szcos(ang)/6, szsin(ang)/6);
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3224 glEnd ();
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3225 }
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3226 break;
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3227 case 's':
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3228 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3229 glVertex2d (-sz/2, -sz/2);
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3230 glVertex2d (-sz/2, sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3231 glVertex2d (sz/2, sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3232 glVertex2d (sz/2, -sz/2);
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3233 glEnd();
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3234 break;
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3235 case 'o':
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3236 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3237 double ang_step = M_PI / 5;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3238
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3239 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3240 for (double ang = 0; ang < (2*M_PI); ang += ang_step)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3241 glVertex2d (szcos(ang)/2, szsin(ang)/2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3242 glEnd ();
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3243 }
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3244 break;
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3245 case 'd':
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3246 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3247 glVertex2d (0, -sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3248 glVertex2d (sz/2, 0);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3249 glVertex2d (0, sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3250 glVertex2d (-sz/2, 0);
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3251 glEnd();
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3252 break;
10835 4bbd6f75f173 gl-render.cc: Transpose markers '^' and 'v'. Ben Abbott <bpabbott@mac.com> parents: 10402 diff changeset	3253 case 'v':
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3254 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3255 glVertex2f (0, sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3256 glVertex2f (sz/2, -sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3257 glVertex2f (-sz/2, -sz/2);
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3258 glEnd ();
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3259 break;
10835 4bbd6f75f173 gl-render.cc: Transpose markers '^' and 'v'. Ben Abbott <bpabbott@mac.com> parents: 10402 diff changeset	3260 case '^':
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3261 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3262 glVertex2f (0, -sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3263 glVertex2f (-sz/2, sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3264 glVertex2f (sz/2, sz/2);
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3265 glEnd ();
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3266 break;
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3267 case '>':
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3268 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3269 glVertex2f (sz/2, 0);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3270 glVertex2f (-sz/2, sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3271 glVertex2f (-sz/2, -sz/2);
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3272 glEnd ();
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3273 break;
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3274 case '<':
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3275 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
9681 40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3276 glVertex2f (-sz/2, 0);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3277 glVertex2f (sz/2, -sz/2);
40775386ab58 gl-render.cc: style fixes John W. Eaton <jwe@octave.org> parents: 9680 diff changeset	3278 glVertex2f (sz/2, sz/2);
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3279 glEnd ();
7906 b3becd212f3f Draw markers above lines John W. Eaton <jwe@octave.org> parents: 7904 diff changeset	3280 break;
10924 f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3281 case 'p':
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3282 {
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3283 double ang;
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3284 double r;
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3285 double dr = 1.0 - sin(M_PI/10)/sin(3M_PI/10)1.02;
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3286
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3287 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3288 for (int i = 0; i < 2*5; i++)
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3289 {
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3290 ang = (-0.5 + double(i+1)/5) * M_PI;
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3291 r = 1.0 - (dr * mod(double(i+1), 2.0));
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3292 glVertex2d (szrcos(ang)/2, szrsin(ang)/2);
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3293 }
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3294 glEnd ();
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3295 }
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3296 break;
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3297 case 'h':
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3298 {
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3299 double ang;
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3300 double r;
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3301 double dr = 1.0 - 0.5/sin(M_PI/3)*1.02;
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3302
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3303 glBegin ((filled ? GL_POLYGON : GL_LINE_LOOP));
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3304 for (int i = 0; i < 2*6; i++)
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3305 {
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3306 ang = (0.5 + double(i+1)/6.0) * M_PI;
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3307 r = 1.0 - (dr * mod(double(i+1), 2.0));
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3308 glVertex2d (szrcos(ang)/2, szrsin(ang)/2);
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3309 }
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3310 glEnd ();
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3311 }
f56255a2b890 gl-render.cc: Matlab compatible markers for the OpenGL. Ben Abbott <bpabbott@mac.com> parents: 10835 diff changeset	3312 break;
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3313 default:
002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3314 warning ("opengl_renderer: unsupported marker `%s'",
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3315 marker.c_str ());
7851 002b1d8460d2 added some more markers Shai Ayal <shaiay@users.sourceforge.net> parents: 7846 diff changeset	3316 break;
7825 13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3317 }
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3318
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3319 glEndList ();
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3320
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3321 return ID;
13871b7de124 Import sources for OpenGL-based renderer. Michael Goffioul <michael.goffioul@gmail.com> parents: diff changeset	3322 }
7874 e3a502930e2a eliminate src/graphics subdirectory John W. Eaton <jwe@octave.org> parents: 7870 diff changeset	3323
9834 92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3324 void
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3325 opengl_renderer::text_to_pixels (const std::string& txt,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3326 double rotation,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3327 uint8NDArray& pixels,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3328 Matrix& bbox,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3329 int& rot_mode)
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3330 {
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3331 // FIXME: clip "rotation" between 0 and 360
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3332
9834 92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3333 rot_mode = ft_render::ROTATION_0;
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3334
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3335 if (rotation == 90.0)
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3336 rot_mode = ft_render::ROTATION_90;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3337 else if (rotation == 180.0)
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3338 rot_mode = ft_render::ROTATION_180;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3339 else if (rotation == 270.0)
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3340 rot_mode = ft_render::ROTATION_270;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3341
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3342 text_element *elt = text_parser_none ().parse (txt);
9834 92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3343 pixels = text_renderer.render (elt, bbox, rot_mode);
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3344 delete elt;
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3345 }
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3346
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3347 Matrix
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3348 opengl_renderer::render_text (const std::string& txt,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3349 double x, double y, double z,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3350 int halign, int valign, double rotation)
9834 92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3351 {
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3352 #if HAVE_FREETYPE
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3353 if (txt.empty ())
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3354 return Matrix (1, 4, 0.0);
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3355
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3356 Matrix bbox;
9834 92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3357 uint8NDArray pixels;
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3358 int rot_mode;
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3359 text_to_pixels (txt, rotation, pixels, bbox, rot_mode);
92d8f35ff217 compute bounding boxes for text in opengl graphics backend Shai Ayal <shaiay@users.sourceforge.net> parents: 9798 diff changeset	3360
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3361 int x0 = 0, y0 = 0;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3362 int w = bbox(2), h = bbox(3);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3363
9406 c0c23dbbade7 Improve error handling in text rendering. Michael Goffioul <michael.goffioul@gmail.com> parents: 9405 diff changeset	3364 if (pixels.numel () == 0)
c0c23dbbade7 Improve error handling in text rendering. Michael Goffioul <michael.goffioul@gmail.com> parents: 9405 diff changeset	3365 {
c0c23dbbade7 Improve error handling in text rendering. Michael Goffioul <michael.goffioul@gmail.com> parents: 9405 diff changeset	3366 // nothing to render
c0c23dbbade7 Improve error handling in text rendering. Michael Goffioul <michael.goffioul@gmail.com> parents: 9405 diff changeset	3367 return bbox;
c0c23dbbade7 Improve error handling in text rendering. Michael Goffioul <michael.goffioul@gmail.com> parents: 9405 diff changeset	3368 }
c0c23dbbade7 Improve error handling in text rendering. Michael Goffioul <michael.goffioul@gmail.com> parents: 9405 diff changeset	3369
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3370 switch (halign)
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3371 {
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3372 default: break;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3373 case 1: x0 = -bbox(2)/2; break;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3374 case 2: x0 = -bbox(2); break;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3375 }
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3376 switch (valign)
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3377 {
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3378 default: break;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3379 case 1: y0 = -bbox(3)/2; break;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3380 case 2: y0 = -bbox(3); break;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3381 case 3: y0 = bbox(1); break;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3382 }
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3383
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3384 switch (rot_mode)
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3385 {
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3386 case ft_render::ROTATION_90:
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3387 std::swap (x0, y0);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3388 std::swap (w, h);
9405 7cc35bc348cc Install text engine headers and fix rendering of 90x rotated text. Michael Goffioul <michael.goffioul@gmail.com> parents: 9403 diff changeset	3389 x0 = -x0-bbox(3);
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3390 break;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3391 case ft_render::ROTATION_180:
9405 7cc35bc348cc Install text engine headers and fix rendering of 90x rotated text. Michael Goffioul <michael.goffioul@gmail.com> parents: 9403 diff changeset	3392 x0 = -x0-bbox(2);
7cc35bc348cc Install text engine headers and fix rendering of 90x rotated text. Michael Goffioul <michael.goffioul@gmail.com> parents: 9403 diff changeset	3393 y0 = -y0-bbox(3);
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3394 break;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3395 case ft_render::ROTATION_270:
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3396 std::swap (x0, y0);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3397 std::swap (w, h);
9405 7cc35bc348cc Install text engine headers and fix rendering of 90x rotated text. Michael Goffioul <michael.goffioul@gmail.com> parents: 9403 diff changeset	3398 y0 = -y0-bbox(2);
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3399 break;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3400 }
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3401
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3402 bool blend = glIsEnabled (GL_BLEND);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3403
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3404 glEnable (GL_BLEND);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3405 glEnable (GL_ALPHA_TEST);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3406 glRasterPos3d (x, y, z);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3407 glBitmap(0, 0, 0, 0, x0, y0, 0);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3408 glDrawPixels (w, h,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10202 diff changeset	3409 GL_RGBA, GL_UNSIGNED_BYTE, pixels.data ());
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3410 glDisable (GL_ALPHA_TEST);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3411 if (! blend)
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3412 glDisable (GL_BLEND);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3413
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3414 return bbox;
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3415 #else
9798 2d6a5af744b6 printing for fltk backend using gl2ps Shai Ayal <shaiay@users.sourceforge.net> parents: 9687 diff changeset	3416 ::warning ("render_text: cannot render text, Freetype library not available");
9403 4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3417 return Matrix (1, 4, 0.0);
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3418 #endif
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3419 }
4af6e29449c1 [mq]: graphics_text_engine Michael Goffioul <michael.goffioul@gmail.com> parents: 8920 diff changeset	3420
7954 3ffc34caec65 configure fixes John W. Eaton <jwe@octave.org> parents: 7924 diff changeset	3421 #endif

Mercurial > hg > octave-max

annotate src/gl-render.cc @ 11208:a44ba1cdfbb5