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annotate src/gl2ps.c @ 12386:c1ea9b90a272 release-3-4-x

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Added tag ss-3-3-92 for changeset c468c5b902b3
author John W. Eaton <jwe@octave.org>
date Sun, 06 Feb 2011 07:30:27 -0500
parents 12df7854fa7c
children 7b4ec6f841a2
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1 /*
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2 * GL2PS, an OpenGL to PostScript Printing Library
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3 * Copyright (C) 1999-2009 C. Geuzaine
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4 *
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5 * This program is free software; you can redistribute it and/or
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6 * modify it under the terms of either:
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7 *
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8 * a) the GNU Library General Public License as published by the Free
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9 * Software Foundation, either version 2 of the License, or (at your
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10 * option) any later version; or
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11 *
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12 * b) the GL2PS License as published by Christophe Geuzaine, either
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13 * version 2 of the License, or (at your option) any later version.
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14 *
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15 * This program is distributed in the hope that it will be useful, but
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16 * WITHOUT ANY WARRANTY; without even the implied warranty of
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17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See either
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18 * the GNU Library General Public License or the GL2PS License for
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19 * more details.
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20 *
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21 * You should have received a copy of the GNU Library General Public
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22 * License along with this library in the file named "COPYING.LGPL";
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23 * if not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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24 * Cambridge, MA 02139, USA.
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25 *
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26 * You should have received a copy of the GL2PS License with this
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27 * library in the file named "COPYING.GL2PS"; if not, I will be glad
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28 * to provide one.
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29 *
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30 * For the latest info about gl2ps and a full list of contributors,
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31 * see http://www.geuz.org/gl2ps/.
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32 *
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33 * Please report all bugs and problems to <gl2ps@geuz.org>.
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34 */
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35
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36 #include "gl2ps.h"
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37
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38 #include <math.h>
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39 #include <string.h>
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40 #include <sys/types.h>
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41 #include <stdarg.h>
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42 #include <time.h>
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43 #include <float.h>
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44
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45 #if defined(GL2PS_HAVE_ZLIB)
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46 #include <zlib.h>
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47 #endif
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48
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49 #if defined(GL2PS_HAVE_LIBPNG)
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50 #include <png.h>
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51 #endif
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52
11586
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53 /*********************************************************************
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54 *
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55 * Private definitions, data structures and prototypes
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56 *
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57 *********************************************************************/
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58
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59 /* Magic numbers (assuming that the order of magnitude of window
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60 coordinates is 10^3) */
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61
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62 #define GL2PS_EPSILON 5.0e-3F
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63 #define GL2PS_ZSCALE 1000.0F
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64 #define GL2PS_ZOFFSET 5.0e-2F
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65 #define GL2PS_ZOFFSET_LARGE 20.0F
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66 #define GL2PS_ZERO(arg) (fabs(arg) < 1.e-20)
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67
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68 /* Primitive types */
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69
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70 #define GL2PS_NO_TYPE -1
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71 #define GL2PS_TEXT 1
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72 #define GL2PS_POINT 2
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73 #define GL2PS_LINE 3
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74 #define GL2PS_QUADRANGLE 4
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75 #define GL2PS_TRIANGLE 5
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76 #define GL2PS_PIXMAP 6
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77 #define GL2PS_IMAGEMAP 7
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78 #define GL2PS_IMAGEMAP_WRITTEN 8
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79 #define GL2PS_IMAGEMAP_VISIBLE 9
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80 #define GL2PS_SPECIAL 10
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81
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82 /* BSP tree primitive comparison */
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83
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84 #define GL2PS_COINCIDENT 1
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85 #define GL2PS_IN_FRONT_OF 2
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86 #define GL2PS_IN_BACK_OF 3
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87 #define GL2PS_SPANNING 4
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88
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89 /* 2D BSP tree primitive comparison */
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90
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91 #define GL2PS_POINT_COINCIDENT 0
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92 #define GL2PS_POINT_INFRONT 1
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93 #define GL2PS_POINT_BACK 2
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94
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95 /* Internal feedback buffer pass-through tokens */
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96
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97 #define GL2PS_BEGIN_OFFSET_TOKEN 1
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98 #define GL2PS_END_OFFSET_TOKEN 2
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99 #define GL2PS_BEGIN_BOUNDARY_TOKEN 3
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100 #define GL2PS_END_BOUNDARY_TOKEN 4
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101 #define GL2PS_BEGIN_STIPPLE_TOKEN 5
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102 #define GL2PS_END_STIPPLE_TOKEN 6
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103 #define GL2PS_POINT_SIZE_TOKEN 7
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104 #define GL2PS_LINE_WIDTH_TOKEN 8
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105 #define GL2PS_BEGIN_BLEND_TOKEN 9
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106 #define GL2PS_END_BLEND_TOKEN 10
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107 #define GL2PS_SRC_BLEND_TOKEN 11
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108 #define GL2PS_DST_BLEND_TOKEN 12
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109 #define GL2PS_IMAGEMAP_TOKEN 13
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110 #define GL2PS_DRAW_PIXELS_TOKEN 14
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111 #define GL2PS_TEXT_TOKEN 15
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112
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113 typedef enum {
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114 T_UNDEFINED = -1,
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115 T_CONST_COLOR = 1,
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116 T_VAR_COLOR = 1<<1,
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117 T_ALPHA_1 = 1<<2,
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118 T_ALPHA_LESS_1 = 1<<3,
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119 T_VAR_ALPHA = 1<<4
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120 } GL2PS_TRIANGLE_PROPERTY;
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121
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122 typedef GLfloat GL2PSxyz[3];
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123 typedef GLfloat GL2PSplane[4];
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124
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125 typedef struct _GL2PSbsptree2d GL2PSbsptree2d;
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126
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127 struct _GL2PSbsptree2d {
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128 GL2PSplane plane;
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129 GL2PSbsptree2d *front, *back;
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130 };
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131
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132 typedef struct {
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133 GLint nmax, size, incr, n;
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134 char *array;
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135 } GL2PSlist;
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136
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137 typedef struct _GL2PSbsptree GL2PSbsptree;
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138
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139 struct _GL2PSbsptree {
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140 GL2PSplane plane;
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141 GL2PSlist *primitives;
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142 GL2PSbsptree *front, *back;
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143 };
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144
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145 typedef struct {
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146 GL2PSxyz xyz;
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147 GL2PSrgba rgba;
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148 } GL2PSvertex;
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149
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150 typedef struct {
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151 GL2PSvertex vertex[3];
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152 int prop;
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153 } GL2PStriangle;
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154
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155 typedef struct {
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156 GLshort fontsize;
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157 char *str, *fontname;
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158 /* Note: for a 'special' string, 'alignment' holds the format
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159 (PostScript, PDF, etc.) of the special string */
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160 GLint alignment;
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161 GLfloat angle;
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162 } GL2PSstring;
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163
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164 typedef struct {
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165 GLsizei width, height;
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166 /* Note: for an imagemap, 'type' indicates if it has already been
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167 written to the file or not, and 'format' indicates if it is
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168 visible or not */
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169 GLenum format, type;
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170 GLfloat zoom_x, zoom_y;
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171 GLfloat *pixels;
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172 } GL2PSimage;
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173
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174 typedef struct _GL2PSimagemap GL2PSimagemap;
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175
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176 struct _GL2PSimagemap {
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177 GL2PSimage *image;
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178 GL2PSimagemap *next;
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179 };
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180
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181 typedef struct {
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182 GLshort type, numverts;
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183 GLushort pattern;
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184 char boundary, offset, culled;
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185 GLint factor;
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186 GLfloat width;
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187 GL2PSvertex *verts;
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188 union {
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189 GL2PSstring *text;
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190 GL2PSimage *image;
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191 } data;
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192 } GL2PSprimitive;
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193
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194 typedef struct {
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195 #if defined(GL2PS_HAVE_ZLIB)
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196 Bytef *dest, *src, *start;
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197 uLongf destLen, srcLen;
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198 #else
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199 int dummy;
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200 #endif
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201 } GL2PScompress;
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202
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203 typedef struct{
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204 GL2PSlist* ptrlist;
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205 int gsno, fontno, imno, shno, maskshno, trgroupno;
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206 int gsobjno, fontobjno, imobjno, shobjno, maskshobjno, trgroupobjno;
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207 } GL2PSpdfgroup;
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208
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209 typedef struct {
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210 /* General */
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211 GLint format, sort, options, colorsize, colormode, buffersize;
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212 char *title, *producer, *filename;
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213 GLboolean boundary, blending;
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214 GLfloat *feedback, offset[2], lastlinewidth;
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215 GLint viewport[4], blendfunc[2], lastfactor;
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216 GL2PSrgba *colormap, lastrgba, threshold, bgcolor;
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217 GLushort lastpattern;
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218 GL2PSvertex lastvertex;
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219 GL2PSlist *primitives, *auxprimitives;
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220 FILE *stream;
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221 GL2PScompress *compress;
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222 GLboolean header;
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223
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224 /* BSP-specific */
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225 GLint maxbestroot;
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226
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227 /* Occlusion culling-specific */
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228 GLboolean zerosurfacearea;
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229 GL2PSbsptree2d *imagetree;
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230 GL2PSprimitive *primitivetoadd;
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231
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232 /* PDF-specific */
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233 int streamlength;
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234 GL2PSlist *pdfprimlist, *pdfgrouplist;
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235 int *xreflist;
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236 int objects_stack; /* available objects */
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237 int extgs_stack; /* graphics state object number */
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238 int font_stack; /* font object number */
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239 int im_stack; /* image object number */
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240 int trgroupobjects_stack; /* xobject numbers */
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241 int shader_stack; /* shader object numbers */
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242 int mshader_stack; /* mask shader object numbers */
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243
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244 /* for image map list */
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245 GL2PSimagemap *imagemap_head;
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246 GL2PSimagemap *imagemap_tail;
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247 } GL2PScontext;
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248
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249 typedef struct {
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250 void (*printHeader)(void);
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251 void (*printFooter)(void);
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252 void (*beginViewport)(GLint viewport[4]);
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253 GLint (*endViewport)(void);
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254 void (*printPrimitive)(void *data);
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255 void (*printFinalPrimitive)(void);
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256 const char *file_extension;
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257 const char *description;
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258 } GL2PSbackend;
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259
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260 /* The gl2ps context. gl2ps is not thread safe (we should create a
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261 local GL2PScontext during gl2psBeginPage) */
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262
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263 static GL2PScontext *gl2ps = NULL;
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264
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265 /* Need to forward-declare this one */
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266
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267 static GLint gl2psPrintPrimitives(void);
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268
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269 /*********************************************************************
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270 *
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271 * Utility routines
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272 *
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273 *********************************************************************/
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274
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275 static void gl2psMsg(GLint level, const char *fmt, ...)
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276 {
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277 va_list args;
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278
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279 if(!(gl2ps->options & GL2PS_SILENT)){
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280 switch(level){
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281 case GL2PS_INFO : fprintf(stderr, "GL2PS info: "); break;
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282 case GL2PS_WARNING : fprintf(stderr, "GL2PS warning: "); break;
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283 case GL2PS_ERROR : fprintf(stderr, "GL2PS error: "); break;
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284 }
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diff changeset
285 va_start(args, fmt);
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286 vfprintf(stderr, fmt, args);
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diff changeset
287 va_end(args);
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diff changeset
288 fprintf(stderr, "\n");
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289 }
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290 /* if(level == GL2PS_ERROR) exit(1); */
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291 }
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292
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293 static void *gl2psMalloc(size_t size)
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294 {
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295 void *ptr;
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296
9950
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297 if(!size) return NULL;
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298 ptr = malloc(size);
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299 if(!ptr){
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300 gl2psMsg(GL2PS_ERROR, "Couldn't allocate requested memory");
9950
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301 return NULL;
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302 }
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303 return ptr;
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304 }
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305
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306 static void *gl2psRealloc(void *ptr, size_t size)
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307 {
9950
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308 if(!size) return NULL;
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309 ptr = realloc(ptr, size);
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310 if(!ptr){
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311 gl2psMsg(GL2PS_ERROR, "Couldn't reallocate requested memory");
9950
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312 return NULL;
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313 }
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314 return ptr;
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315 }
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316
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317 static void gl2psFree(void *ptr)
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318 {
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319 if(!ptr) return;
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320 free(ptr);
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321 }
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322
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diff changeset
323 static size_t gl2psWriteBigEndian(unsigned long data, size_t bytes)
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diff changeset
324 {
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diff changeset
325 size_t i;
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diff changeset
326 size_t size = sizeof(unsigned long);
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diff changeset
327 for(i = 1; i <= bytes; ++i){
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328 fputc(0xff & (data >> (size-i) * 8), gl2ps->stream);
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diff changeset
329 }
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diff changeset
330 return bytes;
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parents:
diff changeset
331 }
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diff changeset
332
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diff changeset
333 /* zlib compression helper routines */
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diff changeset
334
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diff changeset
335 #if defined(GL2PS_HAVE_ZLIB)
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diff changeset
336
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diff changeset
337 static void gl2psSetupCompress(void)
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diff changeset
338 {
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339 gl2ps->compress = (GL2PScompress*)gl2psMalloc(sizeof(GL2PScompress));
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340 gl2ps->compress->src = NULL;
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341 gl2ps->compress->start = NULL;
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342 gl2ps->compress->dest = NULL;
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343 gl2ps->compress->srcLen = 0;
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344 gl2ps->compress->destLen = 0;
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345 }
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diff changeset
346
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diff changeset
347 static void gl2psFreeCompress(void)
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diff changeset
348 {
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diff changeset
349 if(!gl2ps->compress)
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parents:
diff changeset
350 return;
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diff changeset
351 gl2psFree(gl2ps->compress->start);
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Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
352 gl2psFree(gl2ps->compress->dest);
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diff changeset
353 gl2ps->compress->src = NULL;
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diff changeset
354 gl2ps->compress->start = NULL;
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diff changeset
355 gl2ps->compress->dest = NULL;
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diff changeset
356 gl2ps->compress->srcLen = 0;
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diff changeset
357 gl2ps->compress->destLen = 0;
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diff changeset
358 }
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diff changeset
359
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diff changeset
360 static int gl2psAllocCompress(unsigned int srcsize)
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diff changeset
361 {
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diff changeset
362 gl2psFreeCompress();
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363
9798
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diff changeset
364 if(!gl2ps->compress || !srcsize)
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diff changeset
365 return GL2PS_ERROR;
11586
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diff changeset
366
9798
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diff changeset
367 gl2ps->compress->srcLen = srcsize;
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Shai Ayal <shaiay@users.sourceforge.net>
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diff changeset
368 gl2ps->compress->destLen = (int)ceil(1.001 * gl2ps->compress->srcLen + 12);
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diff changeset
369 gl2ps->compress->src = (Bytef*)gl2psMalloc(gl2ps->compress->srcLen);
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parents:
diff changeset
370 gl2ps->compress->start = gl2ps->compress->src;
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parents:
diff changeset
371 gl2ps->compress->dest = (Bytef*)gl2psMalloc(gl2ps->compress->destLen);
11586
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372
9798
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diff changeset
373 return GL2PS_SUCCESS;
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parents:
diff changeset
374 }
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diff changeset
375
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diff changeset
376 static void *gl2psReallocCompress(unsigned int srcsize)
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parents:
diff changeset
377 {
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parents:
diff changeset
378 if(!gl2ps->compress || !srcsize)
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parents:
diff changeset
379 return NULL;
11586
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diff changeset
380
9798
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diff changeset
381 if(srcsize < gl2ps->compress->srcLen)
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Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
382 return gl2ps->compress->start;
11586
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diff changeset
383
9798
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Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
384 gl2ps->compress->srcLen = srcsize;
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parents:
diff changeset
385 gl2ps->compress->destLen = (int)ceil(1.001 * gl2ps->compress->srcLen + 12);
11586
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diff changeset
386 gl2ps->compress->src = (Bytef*)gl2psRealloc(gl2ps->compress->src,
9798
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Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
387 gl2ps->compress->srcLen);
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diff changeset
388 gl2ps->compress->start = gl2ps->compress->src;
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diff changeset
389 gl2ps->compress->dest = (Bytef*)gl2psRealloc(gl2ps->compress->dest,
9798
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parents:
diff changeset
390 gl2ps->compress->destLen);
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diff changeset
391
9798
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Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
392 return gl2ps->compress->start;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
393 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
394
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
395 static size_t gl2psWriteBigEndianCompress(unsigned long data, size_t bytes)
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Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
396 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
397 size_t i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
398 size_t size = sizeof(unsigned long);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
399 for(i = 1; i <= bytes; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
400 *gl2ps->compress->src = (Bytef)(0xff & (data >> (size-i) * 8));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
401 ++gl2ps->compress->src;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
402 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
403 return bytes;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
404 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
405
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
406 static int gl2psDeflate(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
407 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
408 /* For compatibility with older zlib versions, we use compress(...)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
409 instead of compress2(..., Z_BEST_COMPRESSION) */
11586
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John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
410 return compress(gl2ps->compress->dest, &gl2ps->compress->destLen,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
411 gl2ps->compress->start, gl2ps->compress->srcLen);
9798
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Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
412 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
413
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
414 #endif
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
415
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
416 static int gl2psPrintf(const char* fmt, ...)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
417 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
418 int ret;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
419 va_list args;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
420
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
421 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
422 unsigned int oldsize = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
423 static char buf[1000];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
424 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
425 va_start(args, fmt);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
426 ret = vsprintf(buf, fmt, args);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
427 va_end(args);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
428 oldsize = gl2ps->compress->srcLen;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
429 gl2ps->compress->start = (Bytef*)gl2psReallocCompress(oldsize + ret);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
430 memcpy(gl2ps->compress->start+oldsize, buf, ret);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
431 ret = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
432 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
433 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
434 #endif
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
435 va_start(args, fmt);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
436 ret = vfprintf(gl2ps->stream, fmt, args);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
437 va_end(args);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
438 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
439 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
440 #endif
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
441 return ret;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
442 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
443
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
444 static void gl2psPrintGzipHeader()
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
445 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
446 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
447 char tmp[10] = {'\x1f', '\x8b', /* magic numbers: 0x1f, 0x8b */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
448 8, /* compression method: Z_DEFLATED */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
449 0, /* flags */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
450 0, 0, 0, 0, /* time */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
451 2, /* extra flags: max compression */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
452 '\x03'}; /* OS code: 0x03 (Unix) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
453
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
454 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
455 gl2psSetupCompress();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
456 /* add the gzip file header */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
457 fwrite(tmp, 10, 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
458 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
459 #endif
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
460 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
461
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
462 static void gl2psPrintGzipFooter()
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
463 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
464 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
465 int n;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
466 uLong crc, len;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
467 char tmp[8];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
468
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
469 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
470 if(Z_OK != gl2psDeflate()){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
471 gl2psMsg(GL2PS_ERROR, "Zlib deflate error");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
472 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
473 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
474 /* determine the length of the header in the zlib stream */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
475 n = 2; /* CMF+FLG */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
476 if(gl2ps->compress->dest[1] & (1<<5)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
477 n += 4; /* DICTID */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
478 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
479 /* write the data, without the zlib header and footer */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
480 fwrite(gl2ps->compress->dest+n, gl2ps->compress->destLen-(n+4),
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
481 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
482 /* add the gzip file footer */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
483 crc = crc32(0L, gl2ps->compress->start, gl2ps->compress->srcLen);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
484 for(n = 0; n < 4; ++n){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
485 tmp[n] = (char)(crc & 0xff);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
486 crc >>= 8;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
487 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
488 len = gl2ps->compress->srcLen;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
489 for(n = 4; n < 8; ++n){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
490 tmp[n] = (char)(len & 0xff);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
491 len >>= 8;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
492 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
493 fwrite(tmp, 8, 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
494 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
495 gl2psFreeCompress();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
496 gl2psFree(gl2ps->compress);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
497 gl2ps->compress = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
498 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
499 #endif
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
500 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
501
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
502 /* The list handling routines */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
503
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
504 static void gl2psListRealloc(GL2PSlist *list, GLint n)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
505 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
506 if(!list){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
507 gl2psMsg(GL2PS_ERROR, "Cannot reallocate NULL list");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
508 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
509 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
510 if(n <= 0) return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
511 if(!list->array){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
512 list->nmax = n;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
513 list->array = (char*)gl2psMalloc(list->nmax * list->size);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
514 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
515 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
516 if(n > list->nmax){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
517 list->nmax = ((n - 1) / list->incr + 1) * list->incr;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
518 list->array = (char*)gl2psRealloc(list->array,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
519 list->nmax * list->size);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
520 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
521 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
522 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
523
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
524 static GL2PSlist *gl2psListCreate(GLint n, GLint incr, GLint size)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
525 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
526 GL2PSlist *list;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
527
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
528 if(n < 0) n = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
529 if(incr <= 0) incr = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
530 list = (GL2PSlist*)gl2psMalloc(sizeof(GL2PSlist));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
531 list->nmax = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
532 list->incr = incr;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
533 list->size = size;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
534 list->n = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
535 list->array = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
536 gl2psListRealloc(list, n);
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
537 return list;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
538 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
539
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
540 static void gl2psListReset(GL2PSlist *list)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
541 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
542 if(!list) return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
543 list->n = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
544 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
545
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
546 static void gl2psListDelete(GL2PSlist *list)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
547 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
548 if(!list) return;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
549 gl2psFree(list->array);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
550 gl2psFree(list);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
551 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
552
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
553 static void gl2psListAdd(GL2PSlist *list, void *data)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
554 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
555 if(!list){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
556 gl2psMsg(GL2PS_ERROR, "Cannot add into unallocated list");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
557 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
558 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
559 list->n++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
560 gl2psListRealloc(list, list->n);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
561 memcpy(&list->array[(list->n - 1) * list->size], data, list->size);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
562 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
563
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
564 static int gl2psListNbr(GL2PSlist *list)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
565 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
566 if(!list)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
567 return 0;
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
568 return list->n;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
569 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
570
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
571 static void *gl2psListPointer(GL2PSlist *list, GLint index)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
572 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
573 if(!list){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
574 gl2psMsg(GL2PS_ERROR, "Cannot point into unallocated list");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
575 return NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
576 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
577 if((index < 0) || (index >= list->n)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
578 gl2psMsg(GL2PS_ERROR, "Wrong list index in gl2psListPointer");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
579 return NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
580 }
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
581 return &list->array[index * list->size];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
582 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
583
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
584 static void gl2psListSort(GL2PSlist *list,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
585 int (*fcmp)(const void *a, const void *b))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
586 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
587 if(!list)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
588 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
589 qsort(list->array, list->n, list->size, fcmp);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
590 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
591
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
592 static void gl2psListAction(GL2PSlist *list, void (*action)(void *data))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
593 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
594 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
595
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
596 for(i = 0; i < gl2psListNbr(list); i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
597 (*action)(gl2psListPointer(list, i));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
598 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
599 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
600
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
601 static void gl2psListActionInverse(GL2PSlist *list, void (*action)(void *data))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
602 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
603 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
604
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
605 for(i = gl2psListNbr(list); i > 0; i--){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
606 (*action)(gl2psListPointer(list, i-1));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
607 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
608 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
609
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
610 #if defined(GL2PS_HAVE_LIBPNG)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
611
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
612 static void gl2psListRead(GL2PSlist *list, int index, void *data)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
613 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
614 if((index < 0) || (index >= list->n))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
615 gl2psMsg(GL2PS_ERROR, "Wrong list index in gl2psListRead");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
616 memcpy(data, &list->array[index * list->size], list->size);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
617 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
618
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
619 static void gl2psEncodeBase64Block(unsigned char in[3], unsigned char out[4], int len)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
620 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
621 static const char cb64[] =
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
622 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
623
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
624 out[0] = cb64[ in[0] >> 2 ];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
625 out[1] = cb64[ ((in[0] & 0x03) << 4) | ((in[1] & 0xf0) >> 4) ];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
626 out[2] = (len > 1) ? cb64[ ((in[1] & 0x0f) << 2) | ((in[2] & 0xc0) >> 6) ] : '=';
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
627 out[3] = (len > 2) ? cb64[ in[2] & 0x3f ] : '=';
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
628 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
629
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
630 static void gl2psListEncodeBase64(GL2PSlist *list)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
631 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
632 unsigned char *buffer, in[3], out[4];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
633 int i, n, index, len;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
634
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
635 n = list->n * list->size;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
636 buffer = (unsigned char*)gl2psMalloc(n * sizeof(unsigned char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
637 memcpy(buffer, list->array, n * sizeof(unsigned char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
638 gl2psListReset(list);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
639
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
640 index = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
641 while(index < n) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
642 len = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
643 for(i = 0; i < 3; i++) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
644 if(index < n){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
645 in[i] = buffer[index];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
646 len++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
647 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
648 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
649 in[i] = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
650 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
651 index++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
652 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
653 if(len) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
654 gl2psEncodeBase64Block(in, out, len);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
655 for(i = 0; i < 4; i++)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
656 gl2psListAdd(list, &out[i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
657 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
658 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
659 gl2psFree(buffer);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
660 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
661
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
662 #endif
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
663
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
664 /* Helpers for rgba colors */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
665
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
666 static GLboolean gl2psSameColor(GL2PSrgba rgba1, GL2PSrgba rgba2)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
667 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
668 if(!GL2PS_ZERO(rgba1[0] - rgba2[0]) ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
669 !GL2PS_ZERO(rgba1[1] - rgba2[1]) ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
670 !GL2PS_ZERO(rgba1[2] - rgba2[2]))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
671 return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
672 return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
673 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
674
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
675 static GLboolean gl2psVertsSameColor(const GL2PSprimitive *prim)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
676 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
677 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
678
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
679 for(i = 1; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
680 if(!gl2psSameColor(prim->verts[0].rgba, prim->verts[i].rgba)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
681 return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
682 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
683 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
684 return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
685 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
686
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
687 static GLboolean gl2psSameColorThreshold(int n, GL2PSrgba rgba[],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
688 GL2PSrgba threshold)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
689 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
690 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
691
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
692 if(n < 2) return GL_TRUE;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
693
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
694 for(i = 1; i < n; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
695 if(fabs(rgba[0][0] - rgba[i][0]) > threshold[0] ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
696 fabs(rgba[0][1] - rgba[i][1]) > threshold[1] ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
697 fabs(rgba[0][2] - rgba[i][2]) > threshold[2])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
698 return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
699 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
700
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
701 return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
702 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
703
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
704 static void gl2psSetLastColor(GL2PSrgba rgba)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
705 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
706 int i;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
707 for(i = 0; i < 3; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
708 gl2ps->lastrgba[i] = rgba[i];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
709 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
710 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
711
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
712 static GLfloat gl2psGetRGB(GL2PSimage *im, GLuint x, GLuint y,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
713 GLfloat *red, GLfloat *green, GLfloat *blue)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
714 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
715
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
716 GLsizei width = im->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
717 GLsizei height = im->height;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
718 GLfloat *pixels = im->pixels;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
719 GLfloat *pimag;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
720
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
721 /* OpenGL image is from down to up, PS image is up to down */
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
722 switch(im->format){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
723 case GL_RGBA:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
724 pimag = pixels + 4 * (width * (height - 1 - y) + x);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
725 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
726 case GL_RGB:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
727 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
728 pimag = pixels + 3 * (width * (height - 1 - y) + x);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
729 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
730 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
731 *red = *pimag; pimag++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
732 *green = *pimag; pimag++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
733 *blue = *pimag; pimag++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
734
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
735 return (im->format == GL_RGBA) ? *pimag : 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
736 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
737
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
738 /* Helper routines for pixmaps */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
739
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
740 static GL2PSimage *gl2psCopyPixmap(GL2PSimage *im)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
741 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
742 int size;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
743 GL2PSimage *image = (GL2PSimage*)gl2psMalloc(sizeof(GL2PSimage));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
744
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
745 image->width = im->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
746 image->height = im->height;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
747 image->format = im->format;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
748 image->type = im->type;
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
749 image->zoom_x = im->zoom_x;
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
750 image->zoom_y = im->zoom_y;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
751
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
752 switch(image->format){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
753 case GL_RGBA:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
754 size = image->height * image->width * 4 * sizeof(GLfloat);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
755 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
756 case GL_RGB:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
757 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
758 size = image->height * image->width * 3 * sizeof(GLfloat);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
759 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
760 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
761
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
762 image->pixels = (GLfloat*)gl2psMalloc(size);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
763 memcpy(image->pixels, im->pixels, size);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
764
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
765 return image;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
766 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
767
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
768 static void gl2psFreePixmap(GL2PSimage *im)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
769 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
770 if(!im)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
771 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
772 gl2psFree(im->pixels);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
773 gl2psFree(im);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
774 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
775
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
776 #if defined(GL2PS_HAVE_LIBPNG)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
777
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
778 #if !defined(png_jmpbuf)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
779 # define png_jmpbuf(png_ptr) ((png_ptr)->jmpbuf)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
780 #endif
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
781
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
782 static void gl2psUserWritePNG(png_structp png_ptr, png_bytep data, png_size_t length)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
783 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
784 unsigned int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
785 GL2PSlist *png = (GL2PSlist*)png_get_io_ptr(png_ptr);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
786 for(i = 0; i < length; i++)
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
787 gl2psListAdd(png, &data[i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
788 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
789
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
790 static void gl2psUserFlushPNG(png_structp png_ptr)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
791 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
792 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
793
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
794 static void gl2psConvertPixmapToPNG(GL2PSimage *pixmap, GL2PSlist *png)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
795 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
796 png_structp png_ptr;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
797 png_infop info_ptr;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
798 unsigned char *row_data;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
799 GLfloat dr, dg, db;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
800 int row, col;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
801
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
802 if(!(png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL)))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
803 return;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
804
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
805 if(!(info_ptr = png_create_info_struct(png_ptr))){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
806 png_destroy_write_struct(&png_ptr, NULL);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
807 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
808 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
809
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
810 if(setjmp(png_jmpbuf(png_ptr))) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
811 png_destroy_write_struct(&png_ptr, &info_ptr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
812 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
813 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
814
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
815 png_set_write_fn(png_ptr, (void *)png, gl2psUserWritePNG, gl2psUserFlushPNG);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
816 png_set_compression_level(png_ptr, Z_DEFAULT_COMPRESSION);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
817 png_set_IHDR(png_ptr, info_ptr, pixmap->width, pixmap->height, 8,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
818 PNG_COLOR_TYPE_RGB, PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_BASE,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
819 PNG_FILTER_TYPE_BASE);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
820 png_write_info(png_ptr, info_ptr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
821
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
822 row_data = (unsigned char*)gl2psMalloc(3 * pixmap->width * sizeof(unsigned char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
823 for(row = 0; row < pixmap->height; row++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
824 for(col = 0; col < pixmap->width; col++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
825 gl2psGetRGB(pixmap, col, row, &dr, &dg, &db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
826 row_data[3*col] = (unsigned char)(255. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
827 row_data[3*col+1] = (unsigned char)(255. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
828 row_data[3*col+2] = (unsigned char)(255. * db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
829 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
830 png_write_row(png_ptr, (png_bytep)row_data);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
831 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
832 gl2psFree(row_data);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
833
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
834 png_write_end(png_ptr, info_ptr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
835 png_destroy_write_struct(&png_ptr, &info_ptr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
836 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
837
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
838 #endif
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
839
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
840 /* Helper routines for text strings */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
841
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
842 static GLint gl2psAddText(GLint type, const char *str, const char *fontname,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
843 GLshort fontsize, GLint alignment, GLfloat angle)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
844 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
845 GLfloat pos[4];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
846 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
847 GLboolean valid;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
848
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
849 if(!gl2ps || !str || !fontname) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
850
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
851 if(gl2ps->options & GL2PS_NO_TEXT) return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
852
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
853 glGetBooleanv(GL_CURRENT_RASTER_POSITION_VALID, &valid);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
854 if(GL_FALSE == valid) return GL2PS_SUCCESS; /* the primitive is culled */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
855
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
856 glGetFloatv(GL_CURRENT_RASTER_POSITION, pos);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
857
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
858 prim = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
859 prim->type = type;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
860 prim->boundary = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
861 prim->numverts = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
862 prim->verts = (GL2PSvertex*)gl2psMalloc(sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
863 prim->verts[0].xyz[0] = pos[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
864 prim->verts[0].xyz[1] = pos[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
865 prim->verts[0].xyz[2] = pos[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
866 prim->culled = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
867 prim->offset = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
868 prim->pattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
869 prim->factor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
870 prim->width = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
871 glGetFloatv(GL_CURRENT_RASTER_COLOR, prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
872 prim->data.text = (GL2PSstring*)gl2psMalloc(sizeof(GL2PSstring));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
873 prim->data.text->str = (char*)gl2psMalloc((strlen(str)+1)*sizeof(char));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
874 strcpy(prim->data.text->str, str);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
875 prim->data.text->fontname = (char*)gl2psMalloc((strlen(fontname)+1)*sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
876 strcpy(prim->data.text->fontname, fontname);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
877 prim->data.text->fontsize = fontsize;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
878 prim->data.text->alignment = alignment;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
879 prim->data.text->angle = angle;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
880
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
881 gl2psListAdd(gl2ps->auxprimitives, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
882 glPassThrough(GL2PS_TEXT_TOKEN);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
883
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
884 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
885 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
886
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
887 static GL2PSstring *gl2psCopyText(GL2PSstring *t)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
888 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
889 GL2PSstring *text = (GL2PSstring*)gl2psMalloc(sizeof(GL2PSstring));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
890 text->str = (char*)gl2psMalloc((strlen(t->str)+1)*sizeof(char));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
891 strcpy(text->str, t->str);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
892 text->fontname = (char*)gl2psMalloc((strlen(t->fontname)+1)*sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
893 strcpy(text->fontname, t->fontname);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
894 text->fontsize = t->fontsize;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
895 text->alignment = t->alignment;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
896 text->angle = t->angle;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
897
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
898 return text;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
899 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
900
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
901 static void gl2psFreeText(GL2PSstring *text)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
902 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
903 if(!text)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
904 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
905 gl2psFree(text->str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
906 gl2psFree(text->fontname);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
907 gl2psFree(text);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
908 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
909
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
910 /* Helpers for blending modes */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
911
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
912 static GLboolean gl2psSupportedBlendMode(GLenum sfactor, GLenum dfactor)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
913 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
914 /* returns TRUE if gl2ps supports the argument combination: only two
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
915 blending modes have been implemented so far */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
916
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
917 if( (sfactor == GL_SRC_ALPHA && dfactor == GL_ONE_MINUS_SRC_ALPHA) ||
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
918 (sfactor == GL_ONE && dfactor == GL_ZERO) )
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
919 return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
920 return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
921 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
922
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
923 static void gl2psAdaptVertexForBlending(GL2PSvertex *v)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
924 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
925 /* Transforms vertex depending on the actual blending function -
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
926 currently the vertex v is considered as source vertex and his
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
927 alpha value is changed to 1.0 if source blending GL_ONE is
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
928 active. This might be extended in the future */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
929
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
930 if(!v || !gl2ps)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
931 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
932
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
933 if(gl2ps->options & GL2PS_NO_BLENDING || !gl2ps->blending){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
934 v->rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
935 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
936 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
937
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
938 switch(gl2ps->blendfunc[0]){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
939 case GL_ONE:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
940 v->rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
941 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
942 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
943 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
944 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
945 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
946
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
947 static void gl2psAssignTriangleProperties(GL2PStriangle *t)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
948 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
949 /* int i; */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
950
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
951 t->prop = T_VAR_COLOR;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
952
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
953 /* Uncommenting the following lines activates an even more fine
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
954 grained distinction between triangle types - please don't delete,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
955 a remarkable amount of PDF handling code inside this file depends
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
956 on it if activated */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
957 /*
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
958 t->prop = T_CONST_COLOR;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
959 for(i = 0; i < 3; ++i){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
960 if(!GL2PS_ZERO(t->vertex[0].rgba[i] - t->vertex[1].rgba[i]) ||
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
961 !GL2PS_ZERO(t->vertex[1].rgba[i] - t->vertex[2].rgba[i])){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
962 t->prop = T_VAR_COLOR;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
963 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
964 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
965 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
966 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
967
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
968 if(!GL2PS_ZERO(t->vertex[0].rgba[3] - t->vertex[1].rgba[3]) ||
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
969 !GL2PS_ZERO(t->vertex[1].rgba[3] - t->vertex[2].rgba[3])){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
970 t->prop |= T_VAR_ALPHA;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
971 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
972 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
973 if(t->vertex[0].rgba[3] < 1)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
974 t->prop |= T_ALPHA_LESS_1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
975 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
976 t->prop |= T_ALPHA_1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
977 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
978 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
979
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
980 static void gl2psFillTriangleFromPrimitive(GL2PStriangle *t, GL2PSprimitive *p,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
981 GLboolean assignprops)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
982 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
983 t->vertex[0] = p->verts[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
984 t->vertex[1] = p->verts[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
985 t->vertex[2] = p->verts[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
986 if(GL_TRUE == assignprops)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
987 gl2psAssignTriangleProperties(t);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
988 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
989
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
990 static void gl2psInitTriangle(GL2PStriangle *t)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
991 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
992 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
993 GL2PSvertex vertex = { {-1.0F, -1.0F, -1.0F}, {-1.0F, -1.0F, -1.0F, -1.0F} };
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
994 for(i = 0; i < 3; i++)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
995 t->vertex[i] = vertex;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
996 t->prop = T_UNDEFINED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
997 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
998
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
999 /* Miscellaneous helper routines */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1000
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1001 static GL2PSprimitive *gl2psCopyPrimitive(GL2PSprimitive *p)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1002 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1003 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1004
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1005 if(!p){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1006 gl2psMsg(GL2PS_ERROR, "Trying to copy an empty primitive");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1007 return NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1008 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1009
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1010 prim = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1011
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1012 prim->type = p->type;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1013 prim->numverts = p->numverts;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1014 prim->boundary = p->boundary;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1015 prim->offset = p->offset;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1016 prim->pattern = p->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1017 prim->factor = p->factor;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1018 prim->culled = p->culled;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1019 prim->width = p->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1020 prim->verts = (GL2PSvertex*)gl2psMalloc(p->numverts*sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1021 memcpy(prim->verts, p->verts, p->numverts * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1022
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1023 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1024 case GL2PS_PIXMAP :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1025 prim->data.image = gl2psCopyPixmap(p->data.image);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1026 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1027 case GL2PS_TEXT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1028 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1029 prim->data.text = gl2psCopyText(p->data.text);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1030 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1031 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1032 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1033 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1034
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1035 return prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1036 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1037
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1038 static GLboolean gl2psSamePosition(GL2PSxyz p1, GL2PSxyz p2)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1039 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1040 if(!GL2PS_ZERO(p1[0] - p2[0]) ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1041 !GL2PS_ZERO(p1[1] - p2[1]) ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1042 !GL2PS_ZERO(p1[2] - p2[2]))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1043 return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1044 return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1045 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1046
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1047 /*********************************************************************
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1048 *
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1049 * 3D sorting routines
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1050 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1051 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1052
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1053 static GLfloat gl2psComparePointPlane(GL2PSxyz point, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1054 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1055 return (plane[0] * point[0] +
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1056 plane[1] * point[1] +
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1057 plane[2] * point[2] +
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
1058 plane[3]);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1059 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1060
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1061 static GLfloat gl2psPsca(GLfloat *a, GLfloat *b)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1062 {
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
1063 return (a[0]*b[0] + a[1]*b[1] + a[2]*b[2]);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1064 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1065
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1066 static void gl2psPvec(GLfloat *a, GLfloat *b, GLfloat *c)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1067 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1068 c[0] = a[1]*b[2] - a[2]*b[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1069 c[1] = a[2]*b[0] - a[0]*b[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1070 c[2] = a[0]*b[1] - a[1]*b[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1071 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1072
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1073 static GLfloat gl2psNorm(GLfloat *a)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1074 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1075 return (GLfloat)sqrt(a[0]*a[0] + a[1]*a[1] + a[2]*a[2]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1076 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1077
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1078 static void gl2psGetNormal(GLfloat *a, GLfloat *b, GLfloat *c)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1079 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1080 GLfloat norm;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1081
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1082 gl2psPvec(a, b, c);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1083 if(!GL2PS_ZERO(norm = gl2psNorm(c))){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1084 c[0] = c[0] / norm;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1085 c[1] = c[1] / norm;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1086 c[2] = c[2] / norm;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1087 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1088 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1089 /* The plane is still wrong despite our tests in gl2psGetPlane.
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1090 Let's return a dummy value for now (this is a hack: we should
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1091 do more intelligent tests in GetPlane) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1092 c[0] = c[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1093 c[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1094 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1095 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1096
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1097 static void gl2psGetPlane(GL2PSprimitive *prim, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1098 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1099 GL2PSxyz v = {0.0F, 0.0F, 0.0F}, w = {0.0F, 0.0F, 0.0F};
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1100
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1101 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1102 case GL2PS_TRIANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1103 case GL2PS_QUADRANGLE :
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1104 v[0] = prim->verts[1].xyz[0] - prim->verts[0].xyz[0];
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1105 v[1] = prim->verts[1].xyz[1] - prim->verts[0].xyz[1];
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1106 v[2] = prim->verts[1].xyz[2] - prim->verts[0].xyz[2];
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1107 w[0] = prim->verts[2].xyz[0] - prim->verts[0].xyz[0];
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1108 w[1] = prim->verts[2].xyz[1] - prim->verts[0].xyz[1];
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1109 w[2] = prim->verts[2].xyz[2] - prim->verts[0].xyz[2];
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1110 if((GL2PS_ZERO(v[0]) && GL2PS_ZERO(v[1]) && GL2PS_ZERO(v[2])) ||
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1111 (GL2PS_ZERO(w[0]) && GL2PS_ZERO(w[1]) && GL2PS_ZERO(w[2]))){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1112 plane[0] = plane[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1113 plane[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1114 plane[3] = -prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1115 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1116 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1117 gl2psGetNormal(v, w, plane);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1118 plane[3] =
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1119 - plane[0] * prim->verts[0].xyz[0]
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1120 - plane[1] * prim->verts[0].xyz[1]
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1121 - plane[2] * prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1122 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1123 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1124 case GL2PS_LINE :
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1125 v[0] = prim->verts[1].xyz[0] - prim->verts[0].xyz[0];
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1126 v[1] = prim->verts[1].xyz[1] - prim->verts[0].xyz[1];
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1127 v[2] = prim->verts[1].xyz[2] - prim->verts[0].xyz[2];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1128 if(GL2PS_ZERO(v[0]) && GL2PS_ZERO(v[1]) && GL2PS_ZERO(v[2])){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1129 plane[0] = plane[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1130 plane[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1131 plane[3] = -prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1132 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1133 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1134 if(GL2PS_ZERO(v[0])) w[0] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1135 else if(GL2PS_ZERO(v[1])) w[1] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1136 else w[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1137 gl2psGetNormal(v, w, plane);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1138 plane[3] =
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1139 - plane[0] * prim->verts[0].xyz[0]
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1140 - plane[1] * prim->verts[0].xyz[1]
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1141 - plane[2] * prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1142 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1143 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1144 case GL2PS_POINT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1145 case GL2PS_PIXMAP :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1146 case GL2PS_TEXT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1147 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1148 case GL2PS_IMAGEMAP:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1149 plane[0] = plane[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1150 plane[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1151 plane[3] = -prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1152 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1153 default :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1154 gl2psMsg(GL2PS_ERROR, "Unknown primitive type in BSP tree");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1155 plane[0] = plane[1] = plane[3] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1156 plane[2] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1157 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1158 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1159 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1160
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1161 static void gl2psCutEdge(GL2PSvertex *a, GL2PSvertex *b, GL2PSplane plane,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1162 GL2PSvertex *c)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1163 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1164 GL2PSxyz v;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1165 GLfloat sect, psca;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1166
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1167 v[0] = b->xyz[0] - a->xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1168 v[1] = b->xyz[1] - a->xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1169 v[2] = b->xyz[2] - a->xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1170
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1171 if(!GL2PS_ZERO(psca = gl2psPsca(plane, v)))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1172 sect = -gl2psComparePointPlane(a->xyz, plane) / psca;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1173 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1174 sect = 0.0F;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1175
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1176 c->xyz[0] = a->xyz[0] + v[0] * sect;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1177 c->xyz[1] = a->xyz[1] + v[1] * sect;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1178 c->xyz[2] = a->xyz[2] + v[2] * sect;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1179
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1180 c->rgba[0] = (1 - sect) * a->rgba[0] + sect * b->rgba[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1181 c->rgba[1] = (1 - sect) * a->rgba[1] + sect * b->rgba[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1182 c->rgba[2] = (1 - sect) * a->rgba[2] + sect * b->rgba[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1183 c->rgba[3] = (1 - sect) * a->rgba[3] + sect * b->rgba[3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1184 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1185
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1186 static void gl2psCreateSplitPrimitive(GL2PSprimitive *parent, GL2PSplane plane,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1187 GL2PSprimitive *child, GLshort numverts,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1188 GLshort *index0, GLshort *index1)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1189 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1190 GLshort i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1191
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1192 if(parent->type == GL2PS_IMAGEMAP){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1193 child->type = GL2PS_IMAGEMAP;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1194 child->data.image = parent->data.image;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1195 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1196 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1197 if(numverts > 4){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1198 gl2psMsg(GL2PS_WARNING, "%d vertices in polygon", numverts);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1199 numverts = 4;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1200 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1201 switch(numverts){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1202 case 1 : child->type = GL2PS_POINT; break;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1203 case 2 : child->type = GL2PS_LINE; break;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1204 case 3 : child->type = GL2PS_TRIANGLE; break;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1205 case 4 : child->type = GL2PS_QUADRANGLE; break;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1206 default: child->type = GL2PS_NO_TYPE; break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1207 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1208 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1209
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1210 child->boundary = 0; /* FIXME: not done! */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1211 child->culled = parent->culled;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1212 child->offset = parent->offset;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1213 child->pattern = parent->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1214 child->factor = parent->factor;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1215 child->width = parent->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1216 child->numverts = numverts;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1217 child->verts = (GL2PSvertex*)gl2psMalloc(numverts * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1218
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1219 for(i = 0; i < numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1220 if(index1[i] < 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1221 child->verts[i] = parent->verts[index0[i]];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1222 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1223 else{
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1224 gl2psCutEdge(&parent->verts[index0[i]], &parent->verts[index1[i]],
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1225 plane, &child->verts[i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1226 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1227 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1228 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1229
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1230 static void gl2psAddIndex(GLshort *index0, GLshort *index1, GLshort *nb,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1231 GLshort i, GLshort j)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1232 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1233 GLint k;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1234
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1235 for(k = 0; k < *nb; k++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1236 if((index0[k] == i && index1[k] == j) ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1237 (index1[k] == i && index0[k] == j)) return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1238 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1239 index0[*nb] = i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1240 index1[*nb] = j;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1241 (*nb)++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1242 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1243
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1244 static GLshort gl2psGetIndex(GLshort i, GLshort num)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1245 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1246 return (i < num - 1) ? i + 1 : 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1247 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1248
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1249 static GLint gl2psTestSplitPrimitive(GL2PSprimitive *prim, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1250 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1251 GLint type = GL2PS_COINCIDENT;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1252 GLshort i, j;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1253 GLfloat d[5];
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1254
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1255 for(i = 0; i < prim->numverts; i++){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1256 d[i] = gl2psComparePointPlane(prim->verts[i].xyz, plane);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1257 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1258
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1259 if(prim->numverts < 2){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1260 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1261 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1262 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1263 for(i = 0; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1264 j = gl2psGetIndex(i, prim->numverts);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1265 if(d[j] > GL2PS_EPSILON){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1266 if(type == GL2PS_COINCIDENT) type = GL2PS_IN_BACK_OF;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1267 else if(type != GL2PS_IN_BACK_OF) return 1;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1268 if(d[i] < -GL2PS_EPSILON) return 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1269 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1270 else if(d[j] < -GL2PS_EPSILON){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1271 if(type == GL2PS_COINCIDENT) type = GL2PS_IN_FRONT_OF;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1272 else if(type != GL2PS_IN_FRONT_OF) return 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1273 if(d[i] > GL2PS_EPSILON) return 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1274 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1275 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1276 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1277 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1278 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1279
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1280 static GLint gl2psSplitPrimitive(GL2PSprimitive *prim, GL2PSplane plane,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1281 GL2PSprimitive **front, GL2PSprimitive **back)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1282 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1283 GLshort i, j, in = 0, out = 0, in0[5], in1[5], out0[5], out1[5];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1284 GLint type;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1285 GLfloat d[5];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1286
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1287 type = GL2PS_COINCIDENT;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1288
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1289 for(i = 0; i < prim->numverts; i++){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1290 d[i] = gl2psComparePointPlane(prim->verts[i].xyz, plane);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1291 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1292
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1293 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1294 case GL2PS_POINT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1295 if(d[0] > GL2PS_EPSILON) type = GL2PS_IN_BACK_OF;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1296 else if(d[0] < -GL2PS_EPSILON) type = GL2PS_IN_FRONT_OF;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1297 else type = GL2PS_COINCIDENT;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1298 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1299 default :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1300 for(i = 0; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1301 j = gl2psGetIndex(i, prim->numverts);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1302 if(d[j] > GL2PS_EPSILON){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1303 if(type == GL2PS_COINCIDENT) type = GL2PS_IN_BACK_OF;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1304 else if(type != GL2PS_IN_BACK_OF) type = GL2PS_SPANNING;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1305 if(d[i] < -GL2PS_EPSILON){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1306 gl2psAddIndex(in0, in1, &in, i, j);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1307 gl2psAddIndex(out0, out1, &out, i, j);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1308 type = GL2PS_SPANNING;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1309 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1310 gl2psAddIndex(out0, out1, &out, j, -1);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1311 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1312 else if(d[j] < -GL2PS_EPSILON){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1313 if(type == GL2PS_COINCIDENT) type = GL2PS_IN_FRONT_OF;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1314 else if(type != GL2PS_IN_FRONT_OF) type = GL2PS_SPANNING;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1315 if(d[i] > GL2PS_EPSILON){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1316 gl2psAddIndex(in0, in1, &in, i, j);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1317 gl2psAddIndex(out0, out1, &out, i, j);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1318 type = GL2PS_SPANNING;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1319 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1320 gl2psAddIndex(in0, in1, &in, j, -1);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1321 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1322 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1323 gl2psAddIndex(in0, in1, &in, j, -1);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1324 gl2psAddIndex(out0, out1, &out, j, -1);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1325 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1326 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1327 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1328 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1329
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1330 if(type == GL2PS_SPANNING){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1331 *back = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1332 *front = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1333 gl2psCreateSplitPrimitive(prim, plane, *back, out, out0, out1);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1334 gl2psCreateSplitPrimitive(prim, plane, *front, in, in0, in1);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1335 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1336
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1337 return type;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1338 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1339
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1340 static void gl2psDivideQuad(GL2PSprimitive *quad,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1341 GL2PSprimitive **t1, GL2PSprimitive **t2)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1342 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1343 *t1 = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1344 *t2 = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1345 (*t1)->type = (*t2)->type = GL2PS_TRIANGLE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1346 (*t1)->numverts = (*t2)->numverts = 3;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1347 (*t1)->culled = (*t2)->culled = quad->culled;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1348 (*t1)->offset = (*t2)->offset = quad->offset;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1349 (*t1)->pattern = (*t2)->pattern = quad->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1350 (*t1)->factor = (*t2)->factor = quad->factor;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1351 (*t1)->width = (*t2)->width = quad->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1352 (*t1)->verts = (GL2PSvertex*)gl2psMalloc(3 * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1353 (*t2)->verts = (GL2PSvertex*)gl2psMalloc(3 * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1354 (*t1)->verts[0] = quad->verts[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1355 (*t1)->verts[1] = quad->verts[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1356 (*t1)->verts[2] = quad->verts[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1357 (*t1)->boundary = ((quad->boundary & 1) ? 1 : 0) | ((quad->boundary & 2) ? 2 : 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1358 (*t2)->verts[0] = quad->verts[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1359 (*t2)->verts[1] = quad->verts[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1360 (*t2)->verts[2] = quad->verts[3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1361 (*t2)->boundary = ((quad->boundary & 4) ? 2 : 0) | ((quad->boundary & 4) ? 2 : 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1362 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1363
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1364 static int gl2psCompareDepth(const void *a, const void *b)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1365 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1366 GL2PSprimitive *q, *w;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1367 GLfloat dq = 0.0F, dw = 0.0F, diff;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1368 int i;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1369
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1370 q = *(GL2PSprimitive**)a;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1371 w = *(GL2PSprimitive**)b;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1372
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1373 for(i = 0; i < q->numverts; i++){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1374 dq += q->verts[i].xyz[2];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1375 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1376 dq /= (GLfloat)q->numverts;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1377
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1378 for(i = 0; i < w->numverts; i++){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1379 dw += w->verts[i].xyz[2];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1380 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1381 dw /= (GLfloat)w->numverts;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1382
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1383 diff = dq - dw;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1384 if(diff > 0.){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1385 return -1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1386 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1387 else if(diff < 0.){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1388 return 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1389 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1390 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1391 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1392 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1393 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1394
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1395 static int gl2psTrianglesFirst(const void *a, const void *b)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1396 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1397 GL2PSprimitive *q, *w;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1398
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1399 q = *(GL2PSprimitive**)a;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1400 w = *(GL2PSprimitive**)b;
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
1401 return (q->type < w->type ? 1 : -1);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1402 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1403
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1404 static GLint gl2psFindRoot(GL2PSlist *primitives, GL2PSprimitive **root)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1405 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1406 GLint i, j, count, best = 1000000, index = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1407 GL2PSprimitive *prim1, *prim2;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1408 GL2PSplane plane;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1409 GLint maxp;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1410
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1411 if(!gl2psListNbr(primitives)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1412 gl2psMsg(GL2PS_ERROR, "Cannot fint root in empty primitive list");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1413 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1414 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1415
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1416 *root = *(GL2PSprimitive**)gl2psListPointer(primitives, 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1417
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1418 if(gl2ps->options & GL2PS_BEST_ROOT){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1419 maxp = gl2psListNbr(primitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1420 if(maxp > gl2ps->maxbestroot){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1421 maxp = gl2ps->maxbestroot;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1422 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1423 for(i = 0; i < maxp; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1424 prim1 = *(GL2PSprimitive**)gl2psListPointer(primitives, i);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1425 gl2psGetPlane(prim1, plane);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1426 count = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1427 for(j = 0; j < gl2psListNbr(primitives); j++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1428 if(j != i){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1429 prim2 = *(GL2PSprimitive**)gl2psListPointer(primitives, j);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1430 count += gl2psTestSplitPrimitive(prim2, plane);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1431 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1432 if(count > best) break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1433 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1434 if(count < best){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1435 best = count;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1436 index = i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1437 *root = prim1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1438 if(!count) return index;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1439 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1440 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1441 /* if(index) gl2psMsg(GL2PS_INFO, "GL2PS_BEST_ROOT was worth it: %d", index); */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1442 return index;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1443 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1444 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1445 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1446 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1447 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1448
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1449 static void gl2psFreeImagemap(GL2PSimagemap *list)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1450 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1451 GL2PSimagemap *next;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1452 while(list != NULL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1453 next = list->next;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1454 gl2psFree(list->image->pixels);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1455 gl2psFree(list->image);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1456 gl2psFree(list);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1457 list = next;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1458 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1459 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1460
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1461 static void gl2psFreePrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1462 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1463 GL2PSprimitive *q;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1464
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1465 q = *(GL2PSprimitive**)data;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1466 gl2psFree(q->verts);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1467 if(q->type == GL2PS_TEXT || q->type == GL2PS_SPECIAL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1468 gl2psFreeText(q->data.text);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1469 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1470 else if(q->type == GL2PS_PIXMAP){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1471 gl2psFreePixmap(q->data.image);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1472 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1473 gl2psFree(q);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1474 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1475
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1476 static void gl2psAddPrimitiveInList(GL2PSprimitive *prim, GL2PSlist *list)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1477 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1478 GL2PSprimitive *t1, *t2;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1479
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1480 if(prim->type != GL2PS_QUADRANGLE){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1481 gl2psListAdd(list, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1482 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1483 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1484 gl2psDivideQuad(prim, &t1, &t2);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1485 gl2psListAdd(list, &t1);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1486 gl2psListAdd(list, &t2);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1487 gl2psFreePrimitive(&prim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1488 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1489
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1490 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1491
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1492 static void gl2psFreeBspTree(GL2PSbsptree **tree)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1493 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1494 if(*tree){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1495 if((*tree)->back) gl2psFreeBspTree(&(*tree)->back);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1496 if((*tree)->primitives){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1497 gl2psListAction((*tree)->primitives, gl2psFreePrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1498 gl2psListDelete((*tree)->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1499 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1500 if((*tree)->front) gl2psFreeBspTree(&(*tree)->front);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1501 gl2psFree(*tree);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1502 *tree = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1503 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1504 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1505
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1506 static GLboolean gl2psGreater(GLfloat f1, GLfloat f2)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1507 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1508 if(f1 > f2) return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1509 else return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1510 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1511
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1512 static GLboolean gl2psLess(GLfloat f1, GLfloat f2)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1513 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1514 if(f1 < f2) return GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1515 else return GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1516 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1517
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1518 static void gl2psBuildBspTree(GL2PSbsptree *tree, GL2PSlist *primitives)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1519 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1520 GL2PSprimitive *prim, *frontprim = NULL, *backprim = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1521 GL2PSlist *frontlist, *backlist;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1522 GLint i, index;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1523
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1524 tree->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1525 tree->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1526 tree->primitives = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1527 index = gl2psFindRoot(primitives, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1528 gl2psGetPlane(prim, tree->plane);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1529 gl2psAddPrimitiveInList(prim, tree->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1530
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1531 frontlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1532 backlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1533
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1534 for(i = 0; i < gl2psListNbr(primitives); i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1535 if(i != index){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1536 prim = *(GL2PSprimitive**)gl2psListPointer(primitives,i);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1537 switch(gl2psSplitPrimitive(prim, tree->plane, &frontprim, &backprim)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1538 case GL2PS_COINCIDENT:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1539 gl2psAddPrimitiveInList(prim, tree->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1540 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1541 case GL2PS_IN_BACK_OF:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1542 gl2psAddPrimitiveInList(prim, backlist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1543 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1544 case GL2PS_IN_FRONT_OF:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1545 gl2psAddPrimitiveInList(prim, frontlist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1546 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1547 case GL2PS_SPANNING:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1548 gl2psAddPrimitiveInList(backprim, backlist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1549 gl2psAddPrimitiveInList(frontprim, frontlist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1550 gl2psFreePrimitive(&prim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1551 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1552 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1553 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1554 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1555
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1556 if(gl2psListNbr(tree->primitives)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1557 gl2psListSort(tree->primitives, gl2psTrianglesFirst);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1558 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1559
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1560 if(gl2psListNbr(frontlist)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1561 gl2psListSort(frontlist, gl2psTrianglesFirst);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1562 tree->front = (GL2PSbsptree*)gl2psMalloc(sizeof(GL2PSbsptree));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1563 gl2psBuildBspTree(tree->front, frontlist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1564 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1565 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1566 gl2psListDelete(frontlist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1567 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1568
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1569 if(gl2psListNbr(backlist)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1570 gl2psListSort(backlist, gl2psTrianglesFirst);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1571 tree->back = (GL2PSbsptree*)gl2psMalloc(sizeof(GL2PSbsptree));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1572 gl2psBuildBspTree(tree->back, backlist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1573 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1574 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1575 gl2psListDelete(backlist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1576 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1577
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1578 gl2psListDelete(primitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1579 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1580
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1581 static void gl2psTraverseBspTree(GL2PSbsptree *tree, GL2PSxyz eye, GLfloat epsilon,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1582 GLboolean (*compare)(GLfloat f1, GLfloat f2),
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1583 void (*action)(void *data), int inverse)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1584 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1585 GLfloat result;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1586
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1587 if(!tree) return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1588
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1589 result = gl2psComparePointPlane(eye, tree->plane);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1590
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1591 if(GL_TRUE == compare(result, epsilon)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1592 gl2psTraverseBspTree(tree->back, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1593 if(inverse){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1594 gl2psListActionInverse(tree->primitives, action);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1595 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1596 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1597 gl2psListAction(tree->primitives, action);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1598 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1599 gl2psTraverseBspTree(tree->front, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1600 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1601 else if(GL_TRUE == compare(-epsilon, result)){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1602 gl2psTraverseBspTree(tree->front, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1603 if(inverse){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1604 gl2psListActionInverse(tree->primitives, action);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1605 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1606 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1607 gl2psListAction(tree->primitives, action);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1608 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1609 gl2psTraverseBspTree(tree->back, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1610 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1611 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1612 gl2psTraverseBspTree(tree->front, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1613 gl2psTraverseBspTree(tree->back, eye, epsilon, compare, action, inverse);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1614 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1615 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1616
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1617 static void gl2psRescaleAndOffset()
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1618 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1619 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1620 GLfloat minZ, maxZ, rangeZ, scaleZ;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1621 GLfloat factor, units, area, dZ, dZdX, dZdY, maxdZ;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1622 int i, j;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1623
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1624 if(!gl2psListNbr(gl2ps->primitives))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1625 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1626
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1627 /* get z-buffer range */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1628 prim = *(GL2PSprimitive**)gl2psListPointer(gl2ps->primitives, 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1629 minZ = maxZ = prim->verts[0].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1630 for(i = 1; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1631 if(prim->verts[i].xyz[2] < minZ) minZ = prim->verts[i].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1632 if(prim->verts[i].xyz[2] > maxZ) maxZ = prim->verts[i].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1633 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1634 for(i = 1; i < gl2psListNbr(gl2ps->primitives); i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1635 prim = *(GL2PSprimitive**)gl2psListPointer(gl2ps->primitives, i);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1636 for(j = 0; j < prim->numverts; j++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1637 if(prim->verts[j].xyz[2] < minZ) minZ = prim->verts[j].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1638 if(prim->verts[j].xyz[2] > maxZ) maxZ = prim->verts[j].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1639 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1640 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1641 rangeZ = (maxZ - minZ);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1642
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1643 /* rescale z-buffer coordinate in [0,GL2PS_ZSCALE], to make it of
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1644 the same order of magnitude as the x and y coordinates */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1645 scaleZ = GL2PS_ZERO(rangeZ) ? GL2PS_ZSCALE : (GL2PS_ZSCALE / rangeZ);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1646 /* avoid precision loss (we use floats!) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1647 if(scaleZ > 100000.F) scaleZ = 100000.F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1648
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1649 /* apply offsets */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1650 for(i = 0; i < gl2psListNbr(gl2ps->primitives); i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1651 prim = *(GL2PSprimitive**)gl2psListPointer(gl2ps->primitives, i);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1652 for(j = 0; j < prim->numverts; j++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1653 prim->verts[j].xyz[2] = (prim->verts[j].xyz[2] - minZ) * scaleZ;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1654 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1655 if((gl2ps->options & GL2PS_SIMPLE_LINE_OFFSET) &&
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1656 (prim->type == GL2PS_LINE)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1657 if(gl2ps->sort == GL2PS_SIMPLE_SORT){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1658 prim->verts[0].xyz[2] -= GL2PS_ZOFFSET_LARGE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1659 prim->verts[1].xyz[2] -= GL2PS_ZOFFSET_LARGE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1660 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1661 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1662 prim->verts[0].xyz[2] -= GL2PS_ZOFFSET;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1663 prim->verts[1].xyz[2] -= GL2PS_ZOFFSET;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1664 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1665 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1666 else if(prim->offset && (prim->type == GL2PS_TRIANGLE)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1667 factor = gl2ps->offset[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1668 units = gl2ps->offset[1];
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1669 area =
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1670 (prim->verts[1].xyz[0] - prim->verts[0].xyz[0]) *
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1671 (prim->verts[2].xyz[1] - prim->verts[1].xyz[1]) -
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1672 (prim->verts[2].xyz[0] - prim->verts[1].xyz[0]) *
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1673 (prim->verts[1].xyz[1] - prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1674 if(!GL2PS_ZERO(area)){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1675 dZdX =
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1676 ((prim->verts[2].xyz[1] - prim->verts[1].xyz[1]) *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1677 (prim->verts[1].xyz[2] - prim->verts[0].xyz[2]) -
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1678 (prim->verts[1].xyz[1] - prim->verts[0].xyz[1]) *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1679 (prim->verts[2].xyz[2] - prim->verts[1].xyz[2])) / area;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1680 dZdY =
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1681 ((prim->verts[1].xyz[0] - prim->verts[0].xyz[0]) *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1682 (prim->verts[2].xyz[2] - prim->verts[1].xyz[2]) -
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1683 (prim->verts[2].xyz[0] - prim->verts[1].xyz[0]) *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1684 (prim->verts[1].xyz[2] - prim->verts[0].xyz[2])) / area;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1685 maxdZ = (GLfloat)sqrt(dZdX * dZdX + dZdY * dZdY);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1686 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1687 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1688 maxdZ = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1689 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1690 dZ = factor * maxdZ + units;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1691 prim->verts[0].xyz[2] += dZ;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1692 prim->verts[1].xyz[2] += dZ;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1693 prim->verts[2].xyz[2] += dZ;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1694 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1695 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1696 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1697
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1698 /*********************************************************************
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1699 *
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1700 * 2D sorting routines (for occlusion culling)
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1701 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1702 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1703
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1704 static GLint gl2psGetPlaneFromPoints(GL2PSxyz a, GL2PSxyz b, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1705 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1706 GLfloat n;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1707
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1708 plane[0] = b[1] - a[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1709 plane[1] = a[0] - b[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1710 n = (GLfloat)sqrt(plane[0]*plane[0] + plane[1]*plane[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1711 plane[2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1712 if(!GL2PS_ZERO(n)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1713 plane[0] /= n;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1714 plane[1] /= n;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1715 plane[3] = -plane[0]*a[0]-plane[1]*a[1];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1716 return 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1717 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1718 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1719 plane[0] = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1720 plane[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1721 plane[3] = a[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1722 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1723 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1724 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1725
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1726 static void gl2psFreeBspImageTree(GL2PSbsptree2d **tree)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1727 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1728 if(*tree){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1729 if((*tree)->back) gl2psFreeBspImageTree(&(*tree)->back);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1730 if((*tree)->front) gl2psFreeBspImageTree(&(*tree)->front);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1731 gl2psFree(*tree);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1732 *tree = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1733 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1734 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1735
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1736 static GLint gl2psCheckPoint(GL2PSxyz point, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1737 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1738 GLfloat pt_dis;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1739
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1740 pt_dis = gl2psComparePointPlane(point, plane);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1741 if(pt_dis > GL2PS_EPSILON) return GL2PS_POINT_INFRONT;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1742 else if(pt_dis < -GL2PS_EPSILON) return GL2PS_POINT_BACK;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1743 else return GL2PS_POINT_COINCIDENT;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1744 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1745
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1746 static void gl2psAddPlanesInBspTreeImage(GL2PSprimitive *prim,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1747 GL2PSbsptree2d **tree)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1748 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1749 GLint ret = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1750 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1751 GLint offset = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1752 GL2PSbsptree2d *head = NULL, *cur = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1753
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1754 if((*tree == NULL) && (prim->numverts > 2)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1755 /* don't cull if transparent
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1756 for(i = 0; i < prim->numverts - 1; i++)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1757 if(prim->verts[i].rgba[3] < 1.0F) return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1758 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1759 head = (GL2PSbsptree2d*)gl2psMalloc(sizeof(GL2PSbsptree2d));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1760 for(i = 0; i < prim->numverts-1; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1761 if(!gl2psGetPlaneFromPoints(prim->verts[i].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1762 prim->verts[i+1].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1763 head->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1764 if(prim->numverts-i > 3){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1765 offset++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1766 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1767 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1768 gl2psFree(head);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1769 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1770 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1771 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1772 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1773 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1774 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1775 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1776 head->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1777 head->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1778 for(i = 2+offset; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1779 ret = gl2psCheckPoint(prim->verts[i].xyz, head->plane);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1780 if(ret != GL2PS_POINT_COINCIDENT) break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1781 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1782 switch(ret){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1783 case GL2PS_POINT_INFRONT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1784 cur = head;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1785 for(i = 1+offset; i < prim->numverts-1; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1786 if(cur->front == NULL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1787 cur->front = (GL2PSbsptree2d*)gl2psMalloc(sizeof(GL2PSbsptree2d));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1788 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1789 if(gl2psGetPlaneFromPoints(prim->verts[i].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1790 prim->verts[i+1].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1791 cur->front->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1792 cur = cur->front;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1793 cur->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1794 cur->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1795 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1796 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1797 if(cur->front == NULL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1798 cur->front = (GL2PSbsptree2d*)gl2psMalloc(sizeof(GL2PSbsptree2d));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1799 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1800 if(gl2psGetPlaneFromPoints(prim->verts[i].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1801 prim->verts[offset].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1802 cur->front->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1803 cur->front->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1804 cur->front->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1805 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1806 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1807 gl2psFree(cur->front);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1808 cur->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1809 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1810 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1811 case GL2PS_POINT_BACK :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1812 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1813 head->plane[i] = -head->plane[i];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1814 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1815 cur = head;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1816 for(i = 1+offset; i < prim->numverts-1; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1817 if(cur->front == NULL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1818 cur->front = (GL2PSbsptree2d*)gl2psMalloc(sizeof(GL2PSbsptree2d));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1819 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1820 if(gl2psGetPlaneFromPoints(prim->verts[i+1].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1821 prim->verts[i].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1822 cur->front->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1823 cur = cur->front;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1824 cur->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1825 cur->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1826 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1827 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1828 if(cur->front == NULL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1829 cur->front = (GL2PSbsptree2d*)gl2psMalloc(sizeof(GL2PSbsptree2d));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1830 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1831 if(gl2psGetPlaneFromPoints(prim->verts[offset].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1832 prim->verts[i].xyz,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1833 cur->front->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1834 cur->front->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1835 cur->front->back = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1836 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1837 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1838 gl2psFree(cur->front);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1839 cur->front = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1840 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1841 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1842 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1843 gl2psFree(head);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1844 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1845 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1846 (*tree) = head;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1847 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1848 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1849
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1850 static GLint gl2psCheckPrimitive(GL2PSprimitive *prim, GL2PSplane plane)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1851 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1852 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1853 GLint pos;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1854
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1855 pos = gl2psCheckPoint(prim->verts[0].xyz, plane);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1856 for(i = 1; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1857 pos |= gl2psCheckPoint(prim->verts[i].xyz, plane);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1858 if(pos == (GL2PS_POINT_INFRONT | GL2PS_POINT_BACK)) return GL2PS_SPANNING;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1859 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1860 if(pos & GL2PS_POINT_INFRONT) return GL2PS_IN_FRONT_OF;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1861 else if(pos & GL2PS_POINT_BACK) return GL2PS_IN_BACK_OF;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1862 else return GL2PS_COINCIDENT;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1863 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1864
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1865 static GL2PSprimitive *gl2psCreateSplitPrimitive2D(GL2PSprimitive *parent,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1866 GLshort numverts,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1867 GL2PSvertex *vertx)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1868 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1869 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1870 GL2PSprimitive *child = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1871
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1872 if(parent->type == GL2PS_IMAGEMAP){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1873 child->type = GL2PS_IMAGEMAP;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1874 child->data.image = parent->data.image;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1875 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1876 else {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1877 switch(numverts){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1878 case 1 : child->type = GL2PS_POINT; break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1879 case 2 : child->type = GL2PS_LINE; break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1880 case 3 : child->type = GL2PS_TRIANGLE; break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1881 case 4 : child->type = GL2PS_QUADRANGLE; break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1882 default: child->type = GL2PS_NO_TYPE; break; /* FIXME */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1883 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1884 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1885 child->boundary = 0; /* FIXME: not done! */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1886 child->culled = parent->culled;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1887 child->offset = parent->offset;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1888 child->pattern = parent->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1889 child->factor = parent->factor;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1890 child->width = parent->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1891 child->numverts = numverts;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1892 child->verts = (GL2PSvertex*)gl2psMalloc(numverts * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1893 for(i = 0; i < numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1894 child->verts[i] = vertx[i];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1895 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1896 return child;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1897 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1898
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1899 static void gl2psSplitPrimitive2D(GL2PSprimitive *prim,
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1900 GL2PSplane plane,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1901 GL2PSprimitive **front,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1902 GL2PSprimitive **back)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1903 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1904 /* cur will hold the position of the current vertex
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1905 prev will hold the position of the previous vertex
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1906 prev0 will hold the position of the vertex number 0
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1907 v1 and v2 represent the current and previous vertices, respectively
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1908 flag is set if the current vertex should be checked against the plane */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1909 GLint cur = -1, prev = -1, i, v1 = 0, v2 = 0, flag = 1, prev0 = -1;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1910
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1911 /* list of vertices that will go in front and back primitive */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1912 GL2PSvertex *front_list = NULL, *back_list = NULL;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1913
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1914 /* number of vertices in front and back list */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1915 GLshort front_count = 0, back_count = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1916
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1917 for(i = 0; i <= prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1918 v1 = i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1919 if(v1 == prim->numverts){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1920 if(prim->numverts < 3) break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1921 v1 = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1922 v2 = prim->numverts - 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1923 cur = prev0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1924 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1925 else if(flag){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1926 cur = gl2psCheckPoint(prim->verts[v1].xyz, plane);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1927 if(i == 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1928 prev0 = cur;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1929 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1930 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1931 if(((prev == -1) || (prev == cur) || (prev == 0) || (cur == 0)) &&
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1932 (i < prim->numverts)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1933 if(cur == GL2PS_POINT_INFRONT){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1934 front_count++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1935 front_list = (GL2PSvertex*)gl2psRealloc(front_list,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1936 sizeof(GL2PSvertex)*front_count);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1937 front_list[front_count-1] = prim->verts[v1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1938 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1939 else if(cur == GL2PS_POINT_BACK){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1940 back_count++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1941 back_list = (GL2PSvertex*)gl2psRealloc(back_list,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1942 sizeof(GL2PSvertex)*back_count);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1943 back_list[back_count-1] = prim->verts[v1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1944 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1945 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1946 front_count++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1947 front_list = (GL2PSvertex*)gl2psRealloc(front_list,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1948 sizeof(GL2PSvertex)*front_count);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1949 front_list[front_count-1] = prim->verts[v1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1950 back_count++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1951 back_list = (GL2PSvertex*)gl2psRealloc(back_list,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1952 sizeof(GL2PSvertex)*back_count);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1953 back_list[back_count-1] = prim->verts[v1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1954 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1955 flag = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1956 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1957 else if((prev != cur) && (cur != 0) && (prev != 0)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1958 if(v1 != 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1959 v2 = v1-1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1960 i--;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1961 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1962 front_count++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1963 front_list = (GL2PSvertex*)gl2psRealloc(front_list,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1964 sizeof(GL2PSvertex)*front_count);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1965 gl2psCutEdge(&prim->verts[v2], &prim->verts[v1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1966 plane, &front_list[front_count-1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1967 back_count++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1968 back_list = (GL2PSvertex*)gl2psRealloc(back_list,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1969 sizeof(GL2PSvertex)*back_count);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1970 back_list[back_count-1] = front_list[front_count-1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1971 flag = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1972 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1973 prev = cur;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1974 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1975 *front = gl2psCreateSplitPrimitive2D(prim, front_count, front_list);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1976 *back = gl2psCreateSplitPrimitive2D(prim, back_count, back_list);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1977 gl2psFree(front_list);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1978 gl2psFree(back_list);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1979 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1980
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1981 static GLint gl2psAddInBspImageTree(GL2PSprimitive *prim, GL2PSbsptree2d **tree)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1982 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1983 GLint ret = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1984 GL2PSprimitive *frontprim = NULL, *backprim = NULL;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1985
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1986 /* FIXME: until we consider the actual extent of text strings and
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1987 pixmaps, never cull them. Otherwise the whole string/pixmap gets
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1988 culled as soon as the reference point is hidden */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1989 if(prim->type == GL2PS_PIXMAP ||
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
1990 prim->type == GL2PS_TEXT ||
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1991 prim->type == GL2PS_SPECIAL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1992 return 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1993 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1994
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1995 if(*tree == NULL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1996 if((prim->type != GL2PS_IMAGEMAP) && (GL_FALSE == gl2ps->zerosurfacearea)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1997 gl2psAddPlanesInBspTreeImage(gl2ps->primitivetoadd, tree);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1998 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
1999 return 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2000 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2001 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2002 switch(gl2psCheckPrimitive(prim, (*tree)->plane)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2003 case GL2PS_IN_BACK_OF: return gl2psAddInBspImageTree(prim, &(*tree)->back);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2004 case GL2PS_IN_FRONT_OF:
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2005 if((*tree)->front != NULL) return gl2psAddInBspImageTree(prim, &(*tree)->front);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2006 else return 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2007 case GL2PS_SPANNING:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2008 gl2psSplitPrimitive2D(prim, (*tree)->plane, &frontprim, &backprim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2009 ret = gl2psAddInBspImageTree(backprim, &(*tree)->back);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2010 if((*tree)->front != NULL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2011 if(gl2psAddInBspImageTree(frontprim, &(*tree)->front)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2012 ret = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2013 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2014 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2015 gl2psFree(frontprim->verts);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2016 gl2psFree(frontprim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2017 gl2psFree(backprim->verts);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2018 gl2psFree(backprim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2019 return ret;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2020 case GL2PS_COINCIDENT:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2021 if((*tree)->back != NULL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2022 gl2ps->zerosurfacearea = GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2023 ret = gl2psAddInBspImageTree(prim, &(*tree)->back);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2024 gl2ps->zerosurfacearea = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2025 if(ret) return ret;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2026 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2027 if((*tree)->front != NULL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2028 gl2ps->zerosurfacearea = GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2029 ret = gl2psAddInBspImageTree(prim, &(*tree)->front);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2030 gl2ps->zerosurfacearea = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2031 if(ret) return ret;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2032 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2033 if(prim->type == GL2PS_LINE) return 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2034 else return 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2035 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2036 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2037 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2038 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2039
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2040 static void gl2psAddInImageTree(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2041 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2042 GL2PSprimitive *prim = *(GL2PSprimitive **)data;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2043 gl2ps->primitivetoadd = prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2044 if(prim->type == GL2PS_IMAGEMAP && prim->data.image->format == GL2PS_IMAGEMAP_VISIBLE){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2045 prim->culled = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2046 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2047 else if(!gl2psAddInBspImageTree(prim, &gl2ps->imagetree)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2048 prim->culled = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2049 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2050 else if(prim->type == GL2PS_IMAGEMAP){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2051 prim->data.image->format = GL2PS_IMAGEMAP_VISIBLE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2052 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2053 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2054
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2055 /* Boundary construction */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2056
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2057 static void gl2psAddBoundaryInList(GL2PSprimitive *prim, GL2PSlist *list)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2058 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2059 GL2PSprimitive *b;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2060 GLshort i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2061 GL2PSxyz c;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2062
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2063 c[0] = c[1] = c[2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2064 for(i = 0; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2065 c[0] += prim->verts[i].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2066 c[1] += prim->verts[i].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2067 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2068 c[0] /= prim->numverts;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2069 c[1] /= prim->numverts;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2070
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2071 for(i = 0; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2072 if(prim->boundary & (GLint)pow(2., i)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2073 b = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2074 b->type = GL2PS_LINE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2075 b->offset = prim->offset;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2076 b->pattern = prim->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2077 b->factor = prim->factor;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2078 b->culled = prim->culled;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2079 b->width = prim->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2080 b->boundary = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2081 b->numverts = 2;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2082 b->verts = (GL2PSvertex*)gl2psMalloc(2 * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2083
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2084 #if 0 /* FIXME: need to work on boundary offset... */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2085 v[0] = c[0] - prim->verts[i].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2086 v[1] = c[1] - prim->verts[i].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2087 v[2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2088 norm = gl2psNorm(v);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2089 v[0] /= norm;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2090 v[1] /= norm;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2091 b->verts[0].xyz[0] = prim->verts[i].xyz[0] +0.1*v[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2092 b->verts[0].xyz[1] = prim->verts[i].xyz[1] +0.1*v[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2093 b->verts[0].xyz[2] = prim->verts[i].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2094 v[0] = c[0] - prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2095 v[1] = c[1] - prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2096 norm = gl2psNorm(v);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2097 v[0] /= norm;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2098 v[1] /= norm;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2099 b->verts[1].xyz[0] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[0] +0.1*v[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2100 b->verts[1].xyz[1] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[1] +0.1*v[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2101 b->verts[1].xyz[2] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2102 #else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2103 b->verts[0].xyz[0] = prim->verts[i].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2104 b->verts[0].xyz[1] = prim->verts[i].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2105 b->verts[0].xyz[2] = prim->verts[i].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2106 b->verts[1].xyz[0] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2107 b->verts[1].xyz[1] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2108 b->verts[1].xyz[2] = prim->verts[gl2psGetIndex(i, prim->numverts)].xyz[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2109 #endif
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2110
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2111 b->verts[0].rgba[0] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2112 b->verts[0].rgba[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2113 b->verts[0].rgba[2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2114 b->verts[0].rgba[3] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2115 b->verts[1].rgba[0] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2116 b->verts[1].rgba[1] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2117 b->verts[1].rgba[2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2118 b->verts[1].rgba[3] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2119 gl2psListAdd(list, &b);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2120 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2121 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2122
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2123 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2124
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2125 static void gl2psBuildPolygonBoundary(GL2PSbsptree *tree)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2126 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2127 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2128 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2129
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2130 if(!tree) return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2131 gl2psBuildPolygonBoundary(tree->back);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2132 for(i = 0; i < gl2psListNbr(tree->primitives); i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2133 prim = *(GL2PSprimitive**)gl2psListPointer(tree->primitives, i);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2134 if(prim->boundary) gl2psAddBoundaryInList(prim, tree->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2135 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2136 gl2psBuildPolygonBoundary(tree->front);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2137 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2138
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2139 /*********************************************************************
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2140 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2141 * Feedback buffer parser
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2142 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2143 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2144
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2145 static void gl2psAddPolyPrimitive(GLshort type, GLshort numverts,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2146 GL2PSvertex *verts, GLint offset,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2147 GLushort pattern, GLint factor,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2148 GLfloat width, char boundary)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2149 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2150 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2151
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2152 prim = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2153 prim->type = type;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2154 prim->numverts = numverts;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2155 prim->verts = (GL2PSvertex*)gl2psMalloc(numverts * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2156 memcpy(prim->verts, verts, numverts * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2157 prim->boundary = boundary;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2158 prim->offset = offset;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2159 prim->pattern = pattern;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2160 prim->factor = factor;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2161 prim->width = width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2162 prim->culled = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2163
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2164 /* FIXME: here we should have an option to split stretched
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2165 tris/quads to enhance SIMPLE_SORT */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2166
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2167 gl2psListAdd(gl2ps->primitives, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2168 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2169
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2170 static GLint gl2psGetVertex(GL2PSvertex *v, GLfloat *p)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2171 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2172 GLint i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2173
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2174 v->xyz[0] = p[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2175 v->xyz[1] = p[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2176 v->xyz[2] = p[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2177
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2178 if(gl2ps->colormode == GL_COLOR_INDEX && gl2ps->colorsize > 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2179 i = (GLint)(p[3] + 0.5);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2180 v->rgba[0] = gl2ps->colormap[i][0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2181 v->rgba[1] = gl2ps->colormap[i][1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2182 v->rgba[2] = gl2ps->colormap[i][2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2183 v->rgba[3] = gl2ps->colormap[i][3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2184 return 4;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2185 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2186 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2187 v->rgba[0] = p[3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2188 v->rgba[1] = p[4];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2189 v->rgba[2] = p[5];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2190 v->rgba[3] = p[6];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2191 return 7;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2192 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2193 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2194
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2195 static void gl2psParseFeedbackBuffer(GLint used)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2196 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2197 char flag;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2198 GLushort pattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2199 GLboolean boundary;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2200 GLint i, sizeoffloat, count, v, vtot, offset = 0, factor = 0, auxindex = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2201 GLfloat lwidth = 1.0F, psize = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2202 GLfloat *current;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2203 GL2PSvertex vertices[3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2204 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2205 GL2PSimagemap *node;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2206
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2207 current = gl2ps->feedback;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2208 boundary = gl2ps->boundary = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2209
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2210 while(used > 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2211
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2212 if(GL_TRUE == boundary) gl2ps->boundary = GL_TRUE;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2213
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2214 switch((GLint)*current){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2215 case GL_POINT_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2216 current ++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2217 used --;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2218 i = gl2psGetVertex(&vertices[0], current);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2219 current += i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2220 used -= i;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2221 gl2psAddPolyPrimitive(GL2PS_POINT, 1, vertices, 0,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2222 pattern, factor, psize, 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2223 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2224 case GL_LINE_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2225 case GL_LINE_RESET_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2226 current ++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2227 used --;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2228 i = gl2psGetVertex(&vertices[0], current);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2229 current += i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2230 used -= i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2231 i = gl2psGetVertex(&vertices[1], current);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2232 current += i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2233 used -= i;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2234 gl2psAddPolyPrimitive(GL2PS_LINE, 2, vertices, 0,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2235 pattern, factor, lwidth, 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2236 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2237 case GL_POLYGON_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2238 count = (GLint)current[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2239 current += 2;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2240 used -= 2;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2241 v = vtot = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2242 while(count > 0 && used > 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2243 i = gl2psGetVertex(&vertices[v], current);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2244 gl2psAdaptVertexForBlending(&vertices[v]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2245 current += i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2246 used -= i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2247 count --;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2248 vtot++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2249 if(v == 2){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2250 if(GL_TRUE == boundary){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2251 if(!count && vtot == 2) flag = 1|2|4;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2252 else if(!count) flag = 2|4;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2253 else if(vtot == 2) flag = 1|2;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2254 else flag = 2;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2255 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2256 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2257 flag = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2258 gl2psAddPolyPrimitive(GL2PS_TRIANGLE, 3, vertices, offset,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2259 pattern, factor, 1, flag);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2260 vertices[1] = vertices[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2261 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2262 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2263 v ++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2264 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2265 break;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2266 case GL_BITMAP_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2267 case GL_DRAW_PIXEL_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2268 case GL_COPY_PIXEL_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2269 current ++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2270 used --;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2271 i = gl2psGetVertex(&vertices[0], current);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2272 current += i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2273 used -= i;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2274 break;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2275 case GL_PASS_THROUGH_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2276 switch((GLint)current[1]){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2277 case GL2PS_BEGIN_OFFSET_TOKEN : offset = 1; break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2278 case GL2PS_END_OFFSET_TOKEN : offset = 0; break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2279 case GL2PS_BEGIN_BOUNDARY_TOKEN : boundary = GL_TRUE; break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2280 case GL2PS_END_BOUNDARY_TOKEN : boundary = GL_FALSE; break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2281 case GL2PS_END_STIPPLE_TOKEN : pattern = factor = 0; break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2282 case GL2PS_BEGIN_BLEND_TOKEN : gl2ps->blending = GL_TRUE; break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2283 case GL2PS_END_BLEND_TOKEN : gl2ps->blending = GL_FALSE; break;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2284 case GL2PS_BEGIN_STIPPLE_TOKEN :
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2285 current += 2;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2286 used -= 2;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2287 pattern = (GLushort)current[1];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2288 current += 2;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2289 used -= 2;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2290 factor = (GLint)current[1];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2291 break;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2292 case GL2PS_SRC_BLEND_TOKEN :
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2293 current += 2;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2294 used -= 2;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2295 gl2ps->blendfunc[0] = (GLint)current[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2296 break;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2297 case GL2PS_DST_BLEND_TOKEN :
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2298 current += 2;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2299 used -= 2;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2300 gl2ps->blendfunc[1] = (GLint)current[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2301 break;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2302 case GL2PS_POINT_SIZE_TOKEN :
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2303 current += 2;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2304 used -= 2;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2305 psize = current[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2306 break;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2307 case GL2PS_LINE_WIDTH_TOKEN :
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2308 current += 2;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2309 used -= 2;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2310 lwidth = current[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2311 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2312 case GL2PS_IMAGEMAP_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2313 prim = (GL2PSprimitive *)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2314 prim->type = GL2PS_IMAGEMAP;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2315 prim->boundary = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2316 prim->numverts = 4;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2317 prim->verts = (GL2PSvertex *)gl2psMalloc(4 * sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2318 prim->culled = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2319 prim->offset = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2320 prim->pattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2321 prim->factor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2322 prim->width = 1;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2323
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2324 node = (GL2PSimagemap*)gl2psMalloc(sizeof(GL2PSimagemap));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2325 node->image = (GL2PSimage*)gl2psMalloc(sizeof(GL2PSimage));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2326 node->image->type = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2327 node->image->format = 0;
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
2328 node->image->zoom_x = 1.0F;
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
2329 node->image->zoom_y = 1.0F;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2330 node->next = NULL;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2331
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2332 if(gl2ps->imagemap_head == NULL)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2333 gl2ps->imagemap_head = node;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2334 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2335 gl2ps->imagemap_tail->next = node;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2336 gl2ps->imagemap_tail = node;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2337 prim->data.image = node->image;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2338
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2339 current += 2; used -= 2;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2340 i = gl2psGetVertex(&prim->verts[0], &current[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2341 current += i; used -= i;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2342
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2343 node->image->width = (GLint)current[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2344 current += 2; used -= 2;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2345 node->image->height = (GLint)current[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2346 prim->verts[0].xyz[0] = prim->verts[0].xyz[0] - (int)(node->image->width / 2) + 0.5F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2347 prim->verts[0].xyz[1] = prim->verts[0].xyz[1] - (int)(node->image->height / 2) + 0.5F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2348 for(i = 1; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2349 for(v = 0; v < 3; v++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2350 prim->verts[i].xyz[v] = prim->verts[0].xyz[v];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2351 prim->verts[i].rgba[v] = prim->verts[0].rgba[v];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2352 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2353 prim->verts[i].rgba[v] = prim->verts[0].rgba[v];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2354 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2355 prim->verts[1].xyz[0] = prim->verts[1].xyz[0] + node->image->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2356 prim->verts[2].xyz[0] = prim->verts[1].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2357 prim->verts[2].xyz[1] = prim->verts[2].xyz[1] + node->image->height;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2358 prim->verts[3].xyz[1] = prim->verts[2].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2359
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2360 sizeoffloat = sizeof(GLfloat);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2361 v = 2 * sizeoffloat;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2362 vtot = node->image->height + node->image->height *
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2363 ((node->image->width - 1) / 8);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2364 node->image->pixels = (GLfloat*)gl2psMalloc(v + vtot);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2365 node->image->pixels[0] = prim->verts[0].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2366 node->image->pixels[1] = prim->verts[0].xyz[1];
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2367
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2368 for(i = 0; i < vtot; i += sizeoffloat){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2369 current += 2; used -= 2;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2370 if((vtot - i) >= 4)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2371 memcpy(&(((char*)(node->image->pixels))[i + v]), &(current[2]), sizeoffloat);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2372 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2373 memcpy(&(((char*)(node->image->pixels))[i + v]), &(current[2]), vtot - i);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2374 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2375 current++; used--;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2376 gl2psListAdd(gl2ps->primitives, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2377 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2378 case GL2PS_DRAW_PIXELS_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2379 case GL2PS_TEXT_TOKEN :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2380 if(auxindex < gl2psListNbr(gl2ps->auxprimitives))
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2381 gl2psListAdd(gl2ps->primitives,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2382 gl2psListPointer(gl2ps->auxprimitives, auxindex++));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2383 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2384 gl2psMsg(GL2PS_ERROR, "Wrong number of auxiliary tokens in buffer");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2385 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2386 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2387 current += 2;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2388 used -= 2;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2389 break;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2390 default :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2391 gl2psMsg(GL2PS_WARNING, "Unknown token in buffer");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2392 current ++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2393 used --;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2394 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2395 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2396 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2397
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2398 gl2psListReset(gl2ps->auxprimitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2399 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2400
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2401 /*********************************************************************
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2402 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2403 * PostScript routines
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2404 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2405 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2406
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2407 static void gl2psWriteByte(unsigned char byte)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2408 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2409 unsigned char h = byte / 16;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2410 unsigned char l = byte % 16;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2411 gl2psPrintf("%x%x", h, l);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2412 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2413
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2414 static void gl2psPrintPostScriptPixmap(GLfloat x, GLfloat y, GL2PSimage *im)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2415 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2416 GLuint nbhex, nbyte, nrgb, nbits;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2417 GLuint row, col, ibyte, icase;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2418 GLfloat dr, dg, db, fgrey;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2419 unsigned char red = 0, green = 0, blue = 0, b, grey;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2420 GLuint width = (GLuint)im->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2421 GLuint height = (GLuint)im->height;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2422
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2423 /* FIXME: should we define an option for these? Or just keep the
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2424 8-bit per component case? */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2425 int greyscale = 0; /* set to 1 to output greyscale image */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2426 int nbit = 8; /* number of bits per color compoment (2, 4 or 8) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2427
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2428 if((width <= 0) || (height <= 0)) return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2429
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2430 gl2psPrintf("gsave\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2431 gl2psPrintf("%.2f %.2f translate\n", x, y);
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
2432 gl2psPrintf("%.2f %.2f scale\n", width * im->zoom_x, height * im->zoom_y);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2433
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2434 if(greyscale){ /* greyscale */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2435 gl2psPrintf("/picstr %d string def\n", width);
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2436 gl2psPrintf("%d %d %d\n", width, height, 8);
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2437 gl2psPrintf("[ %d 0 0 -%d 0 %d ]\n", width, height, height);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2438 gl2psPrintf("{ currentfile picstr readhexstring pop }\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2439 gl2psPrintf("image\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2440 for(row = 0; row < height; row++){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2441 for(col = 0; col < width; col++){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2442 gl2psGetRGB(im, col, row, &dr, &dg, &db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2443 fgrey = (0.30F * dr + 0.59F * dg + 0.11F * db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2444 grey = (unsigned char)(255. * fgrey);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2445 gl2psWriteByte(grey);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2446 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2447 gl2psPrintf("\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2448 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2449 nbhex = width * height * 2;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2450 gl2psPrintf("%%%% nbhex digit :%d\n", nbhex);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2451 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2452 else if(nbit == 2){ /* color, 2 bits for r and g and b; rgbs following each other */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2453 nrgb = width * 3;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2454 nbits = nrgb * nbit;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2455 nbyte = nbits / 8;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2456 if((nbyte * 8) != nbits) nbyte++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2457 gl2psPrintf("/rgbstr %d string def\n", nbyte);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2458 gl2psPrintf("%d %d %d\n", width, height, nbit);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2459 gl2psPrintf("[ %d 0 0 -%d 0 %d ]\n", width, height, height);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2460 gl2psPrintf("{ currentfile rgbstr readhexstring pop }\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2461 gl2psPrintf("false 3\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2462 gl2psPrintf("colorimage\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2463 for(row = 0; row < height; row++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2464 icase = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2465 col = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2466 b = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2467 for(ibyte = 0; ibyte < nbyte; ibyte++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2468 if(icase == 1) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2469 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2470 gl2psGetRGB(im, col, row, &dr, &dg, &db);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2471 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2472 else {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2473 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2474 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2475 col++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2476 red = (unsigned char)(3. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2477 green = (unsigned char)(3. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2478 blue = (unsigned char)(3. * db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2479 b = red;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2480 b = (b<<2) + green;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2481 b = (b<<2) + blue;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2482 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2483 gl2psGetRGB(im, col, row, &dr, &dg, &db);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2484 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2485 else {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2486 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2487 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2488 col++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2489 red = (unsigned char)(3. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2490 green = (unsigned char)(3. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2491 blue = (unsigned char)(3. * db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2492 b = (b<<2) + red;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2493 gl2psWriteByte(b);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2494 b = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2495 icase++;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2496 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2497 else if(icase == 2) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2498 b = green;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2499 b = (b<<2) + blue;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2500 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2501 gl2psGetRGB(im, col, row, &dr, &dg, &db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2502 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2503 else {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2504 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2505 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2506 col++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2507 red = (unsigned char)(3. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2508 green = (unsigned char)(3. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2509 blue = (unsigned char)(3. * db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2510 b = (b<<2) + red;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2511 b = (b<<2) + green;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2512 gl2psWriteByte(b);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2513 b = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2514 icase++;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2515 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2516 else if(icase == 3) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2517 b = blue;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2518 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2519 gl2psGetRGB(im, col, row, &dr, &dg, &db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2520 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2521 else {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2522 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2523 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2524 col++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2525 red = (unsigned char)(3. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2526 green = (unsigned char)(3. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2527 blue = (unsigned char)(3. * db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2528 b = (b<<2) + red;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2529 b = (b<<2) + green;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2530 b = (b<<2) + blue;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2531 gl2psWriteByte(b);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2532 b = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2533 icase = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2534 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2535 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2536 gl2psPrintf("\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2537 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2538 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2539 else if(nbit == 4){ /* color, 4 bits for r and g and b; rgbs following each other */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2540 nrgb = width * 3;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2541 nbits = nrgb * nbit;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2542 nbyte = nbits / 8;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2543 if((nbyte * 8) != nbits) nbyte++;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2544 gl2psPrintf("/rgbstr %d string def\n", nbyte);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2545 gl2psPrintf("%d %d %d\n", width, height, nbit);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2546 gl2psPrintf("[ %d 0 0 -%d 0 %d ]\n", width, height, height);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2547 gl2psPrintf("{ currentfile rgbstr readhexstring pop }\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2548 gl2psPrintf("false 3\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2549 gl2psPrintf("colorimage\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2550 for(row = 0; row < height; row++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2551 col = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2552 icase = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2553 for(ibyte = 0; ibyte < nbyte; ibyte++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2554 if(icase == 1) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2555 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2556 gl2psGetRGB(im, col, row, &dr, &dg, &db);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2557 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2558 else {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2559 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2560 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2561 col++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2562 red = (unsigned char)(15. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2563 green = (unsigned char)(15. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2564 gl2psPrintf("%x%x", red, green);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2565 icase++;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2566 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2567 else if(icase == 2) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2568 blue = (unsigned char)(15. * db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2569 if(col < width) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2570 gl2psGetRGB(im, col, row, &dr, &dg, &db);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2571 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2572 else {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2573 dr = dg = db = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2574 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2575 col++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2576 red = (unsigned char)(15. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2577 gl2psPrintf("%x%x", blue, red);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2578 icase++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2579 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2580 else if(icase == 3) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2581 green = (unsigned char)(15. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2582 blue = (unsigned char)(15. * db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2583 gl2psPrintf("%x%x", green, blue);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2584 icase = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2585 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2586 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2587 gl2psPrintf("\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2588 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2589 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2590 else{ /* 8 bit for r and g and b */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2591 nbyte = width * 3;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2592 gl2psPrintf("/rgbstr %d string def\n", nbyte);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2593 gl2psPrintf("%d %d %d\n", width, height, 8);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2594 gl2psPrintf("[ %d 0 0 -%d 0 %d ]\n", width, height, height);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2595 gl2psPrintf("{ currentfile rgbstr readhexstring pop }\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2596 gl2psPrintf("false 3\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2597 gl2psPrintf("colorimage\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2598 for(row = 0; row < height; row++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2599 for(col = 0; col < width; col++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2600 gl2psGetRGB(im, col, row, &dr, &dg, &db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2601 red = (unsigned char)(255. * dr);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2602 gl2psWriteByte(red);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2603 green = (unsigned char)(255. * dg);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2604 gl2psWriteByte(green);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2605 blue = (unsigned char)(255. * db);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2606 gl2psWriteByte(blue);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2607 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2608 gl2psPrintf("\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2609 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2610 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2611
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2612 gl2psPrintf("grestore\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2613 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2614
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2615 static void gl2psPrintPostScriptImagemap(GLfloat x, GLfloat y,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2616 GLsizei width, GLsizei height,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2617 const unsigned char *imagemap){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2618 int i, size;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2619
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2620 if((width <= 0) || (height <= 0)) return;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2621
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2622 size = height + height * (width - 1) / 8;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2623
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2624 gl2psPrintf("gsave\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2625 gl2psPrintf("%.2f %.2f translate\n", x, y);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2626 gl2psPrintf("%d %d scale\n%d %d\ntrue\n", width, height,width, height);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2627 gl2psPrintf("[ %d 0 0 -%d 0 %d ] {<", width, height);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2628 for(i = 0; i < size; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2629 gl2psWriteByte(*imagemap);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2630 imagemap++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2631 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2632 gl2psPrintf(">} imagemask\ngrestore\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2633 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2634
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2635 static void gl2psPrintPostScriptHeader(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2636 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2637 time_t now;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2638
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2639 /* Since compression is not part of the PostScript standard,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2640 compressed PostScript files are just gzipped PostScript files
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2641 ("ps.gz" or "eps.gz") */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2642 gl2psPrintGzipHeader();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2643
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2644 time(&now);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2645
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2646 if(gl2ps->format == GL2PS_PS){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2647 gl2psPrintf("%%!PS-Adobe-3.0\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2648 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2649 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2650 gl2psPrintf("%%!PS-Adobe-3.0 EPSF-3.0\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2651 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2652
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2653 gl2psPrintf("%%%%Title: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2654 "%%%%Creator: GL2PS %d.%d.%d%s, %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2655 "%%%%For: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2656 "%%%%CreationDate: %s"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2657 "%%%%LanguageLevel: 3\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2658 "%%%%DocumentData: Clean7Bit\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2659 "%%%%Pages: 1\n",
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2660 gl2ps->title, GL2PS_MAJOR_VERSION, GL2PS_MINOR_VERSION,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2661 GL2PS_PATCH_VERSION, GL2PS_EXTRA_VERSION, GL2PS_COPYRIGHT,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2662 gl2ps->producer, ctime(&now));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2663
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2664 if(gl2ps->format == GL2PS_PS){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2665 gl2psPrintf("%%%%Orientation: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2666 "%%%%DocumentMedia: Default %d %d 0 () ()\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2667 (gl2ps->options & GL2PS_LANDSCAPE) ? "Landscape" : "Portrait",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2668 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[3] :
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2669 (int)gl2ps->viewport[2],
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2670 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[2] :
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2671 (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2672 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2673
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2674 gl2psPrintf("%%%%BoundingBox: %d %d %d %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2675 "%%%%EndComments\n",
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2676 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[1] :
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2677 (int)gl2ps->viewport[0],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2678 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[0] :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2679 (int)gl2ps->viewport[1],
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2680 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[3] :
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2681 (int)gl2ps->viewport[2],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2682 (gl2ps->options & GL2PS_LANDSCAPE) ? (int)gl2ps->viewport[2] :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2683 (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2684
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2685 /* RGB color: r g b C (replace C by G in output to change from rgb to gray)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2686 Grayscale: r g b G
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2687 Font choose: size fontname FC
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2688 Text string: (string) x y size fontname S??
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2689 Rotated text string: (string) angle x y size fontname S??R
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2690 Point primitive: x y size P
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2691 Line width: width W
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2692 Line start: x y LS
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2693 Line joining last point: x y L
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2694 Line end: x y LE
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2695 Flat-shaded triangle: x3 y3 x2 y2 x1 y1 T
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2696 Smooth-shaded triangle: x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 ST */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2697
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2698 gl2psPrintf("%%%%BeginProlog\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2699 "/gl2psdict 64 dict def gl2psdict begin\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2700 "0 setlinecap 0 setlinejoin\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2701 "/tryPS3shading %s def %% set to false to force subdivision\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2702 "/rThreshold %g def %% red component subdivision threshold\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2703 "/gThreshold %g def %% green component subdivision threshold\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2704 "/bThreshold %g def %% blue component subdivision threshold\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2705 (gl2ps->options & GL2PS_NO_PS3_SHADING) ? "false" : "true",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2706 gl2ps->threshold[0], gl2ps->threshold[1], gl2ps->threshold[2]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2707
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2708 gl2psPrintf("/BD { bind def } bind def\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2709 "/C { setrgbcolor } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2710 "/G { 0.082 mul exch 0.6094 mul add exch 0.3086 mul add neg 1.0 add setgray } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2711 "/W { setlinewidth } BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2712
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2713 gl2psPrintf("/FC { findfont exch /SH exch def SH scalefont setfont } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2714 "/SW { dup stringwidth pop } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2715 "/S { FC moveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2716 "/SBC{ FC moveto SW -2 div 0 rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2717 "/SBR{ FC moveto SW neg 0 rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2718 "/SCL{ FC moveto 0 SH -2 div rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2719 "/SCC{ FC moveto SW -2 div SH -2 div rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2720 "/SCR{ FC moveto SW neg SH -2 div rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2721 "/STL{ FC moveto 0 SH neg rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2722 "/STC{ FC moveto SW -2 div SH neg rmoveto show } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2723 "/STR{ FC moveto SW neg SH neg rmoveto show } BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2724
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2725 /* rotated text routines: same nameanem with R appended */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2726
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2727 gl2psPrintf("/FCT { FC translate 0 0 } BD\n"
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2728 "/SR { gsave FCT moveto rotate show grestore } BD\n"
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2729 "/SBCR{ gsave FCT moveto rotate SW -2 div 0 rmoveto show grestore } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2730 "/SBRR{ gsave FCT moveto rotate SW neg 0 rmoveto show grestore } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2731 "/SCLR{ gsave FCT moveto rotate 0 SH -2 div rmoveto show grestore} BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2732 gl2psPrintf("/SCCR{ gsave FCT moveto rotate SW -2 div SH -2 div rmoveto show grestore} BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2733 "/SCRR{ gsave FCT moveto rotate SW neg SH -2 div rmoveto show grestore} BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2734 "/STLR{ gsave FCT moveto rotate 0 SH neg rmoveto show grestore } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2735 "/STCR{ gsave FCT moveto rotate SW -2 div SH neg rmoveto show grestore } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2736 "/STRR{ gsave FCT moveto rotate SW neg SH neg rmoveto show grestore } BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2737
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2738 gl2psPrintf("/P { newpath 0.0 360.0 arc closepath fill } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2739 "/LS { newpath moveto } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2740 "/L { lineto } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2741 "/LE { lineto stroke } BD\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2742 "/T { newpath moveto lineto lineto closepath fill } BD\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2743
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2744 /* Smooth-shaded triangle with PostScript level 3 shfill operator:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2745 x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 STshfill */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2746
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2747 gl2psPrintf("/STshfill {\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2748 " /b1 exch def /g1 exch def /r1 exch def /y1 exch def /x1 exch def\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2749 " /b2 exch def /g2 exch def /r2 exch def /y2 exch def /x2 exch def\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2750 " /b3 exch def /g3 exch def /r3 exch def /y3 exch def /x3 exch def\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2751 " gsave << /ShadingType 4 /ColorSpace [/DeviceRGB]\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2752 " /DataSource [ 0 x1 y1 r1 g1 b1 0 x2 y2 r2 g2 b2 0 x3 y3 r3 g3 b3 ] >>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2753 " shfill grestore } BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2754
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2755 /* Flat-shaded triangle with middle color:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2756 x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 Tm */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2757
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2758 gl2psPrintf(/* stack : x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2759 "/Tm { 3 -1 roll 8 -1 roll 13 -1 roll add add 3 div\n" /* r = (r1+r2+r3)/3 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2760 /* stack : x3 y3 g3 b3 x2 y2 g2 b2 x1 y1 g1 b1 r */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2761 " 3 -1 roll 7 -1 roll 11 -1 roll add add 3 div\n" /* g = (g1+g2+g3)/3 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2762 /* stack : x3 y3 b3 x2 y2 b2 x1 y1 b1 r g b */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2763 " 3 -1 roll 6 -1 roll 9 -1 roll add add 3 div" /* b = (b1+b2+b3)/3 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2764 /* stack : x3 y3 x2 y2 x1 y1 r g b */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2765 " C T } BD\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2766
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2767 /* Split triangle in four sub-triangles (at sides middle points) and call the
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2768 STnoshfill procedure on each, interpolating the colors in RGB space:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2769 x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 STsplit
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2770 (in procedure comments key: (Vi) = xi yi ri gi bi) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2771
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2772 gl2psPrintf("/STsplit {\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2773 " 4 index 15 index add 0.5 mul\n" /* x13 = (x1+x3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2774 " 4 index 15 index add 0.5 mul\n" /* y13 = (y1+y3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2775 " 4 index 15 index add 0.5 mul\n" /* r13 = (r1+r3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2776 " 4 index 15 index add 0.5 mul\n" /* g13 = (g1+g3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2777 " 4 index 15 index add 0.5 mul\n" /* b13 = (b1+b3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2778 " 5 copy 5 copy 25 15 roll\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2779
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2780 /* at his point, stack = (V3) (V13) (V13) (V13) (V2) (V1) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2781
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2782 gl2psPrintf(" 9 index 30 index add 0.5 mul\n" /* x23 = (x2+x3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2783 " 9 index 30 index add 0.5 mul\n" /* y23 = (y2+y3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2784 " 9 index 30 index add 0.5 mul\n" /* r23 = (r2+r3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2785 " 9 index 30 index add 0.5 mul\n" /* g23 = (g2+g3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2786 " 9 index 30 index add 0.5 mul\n" /* b23 = (b2+b3)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2787 " 5 copy 5 copy 35 5 roll 25 5 roll 15 5 roll\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2788
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2789 /* stack = (V3) (V13) (V23) (V13) (V23) (V13) (V23) (V2) (V1) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2790
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2791 gl2psPrintf(" 4 index 10 index add 0.5 mul\n" /* x12 = (x1+x2)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2792 " 4 index 10 index add 0.5 mul\n" /* y12 = (y1+y2)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2793 " 4 index 10 index add 0.5 mul\n" /* r12 = (r1+r2)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2794 " 4 index 10 index add 0.5 mul\n" /* g12 = (g1+g2)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2795 " 4 index 10 index add 0.5 mul\n" /* b12 = (b1+b2)/2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2796 " 5 copy 5 copy 40 5 roll 25 5 roll 15 5 roll 25 5 roll\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2797
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2798 /* stack = (V3) (V13) (V23) (V13) (V12) (V23) (V13) (V1) (V12) (V23) (V12) (V2) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2799
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2800 gl2psPrintf(" STnoshfill STnoshfill STnoshfill STnoshfill } BD\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2801
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2802 /* Gouraud shaded triangle using recursive subdivision until the difference
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2803 between corner colors does not exceed the thresholds:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2804 x3 y3 r3 g3 b3 x2 y2 r2 g2 b2 x1 y1 r1 g1 b1 STnoshfill */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2805
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2806 gl2psPrintf("/STnoshfill {\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2807 " 2 index 8 index sub abs rThreshold gt\n" /* |r1-r2|>rth */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2808 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2809 " { 1 index 7 index sub abs gThreshold gt\n" /* |g1-g2|>gth */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2810 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2811 " { dup 6 index sub abs bThreshold gt\n" /* |b1-b2|>bth */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2812 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2813 " { 2 index 13 index sub abs rThreshold gt\n" /* |r1-r3|>rht */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2814 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2815 " { 1 index 12 index sub abs gThreshold gt\n" /* |g1-g3|>gth */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2816 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2817 " { dup 11 index sub abs bThreshold gt\n" /* |b1-b3|>bth */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2818 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2819 " { 7 index 13 index sub abs rThreshold gt\n"); /* |r2-r3|>rht */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2820 gl2psPrintf(" { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2821 " { 6 index 12 index sub abs gThreshold gt\n" /* |g2-g3|>gth */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2822 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2823 " { 5 index 11 index sub abs bThreshold gt\n" /* |b2-b3|>bth */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2824 " { STsplit }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2825 " { Tm }\n" /* all colors sufficiently similar */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2826 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2827 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2828 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2829 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2830 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2831 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2832 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2833 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2834 " ifelse } BD\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2835
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2836 gl2psPrintf("tryPS3shading\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2837 "{ /shfill where\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2838 " { /ST { STshfill } BD }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2839 " { /ST { STnoshfill } BD }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2840 " ifelse }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2841 "{ /ST { STnoshfill } BD }\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2842 "ifelse\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2843
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2844 gl2psPrintf("end\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2845 "%%%%EndProlog\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2846 "%%%%BeginSetup\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2847 "/DeviceRGB setcolorspace\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2848 "gl2psdict begin\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2849 "%%%%EndSetup\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2850 "%%%%Page: 1 1\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2851 "%%%%BeginPageSetup\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2852
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2853 if(gl2ps->options & GL2PS_LANDSCAPE){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2854 gl2psPrintf("%d 0 translate 90 rotate\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2855 (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2856 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2857
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2858 gl2psPrintf("%%%%EndPageSetup\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2859 "mark\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2860 "gsave\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2861 "1.0 1.0 scale\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2862
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2863 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2864 gl2psPrintf("%g %g %g C\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2865 "newpath %d %d moveto %d %d lineto %d %d lineto %d %d lineto\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2866 "closepath fill\n",
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2867 gl2ps->bgcolor[0], gl2ps->bgcolor[1], gl2ps->bgcolor[2],
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2868 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1], (int)gl2ps->viewport[2],
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2869 (int)gl2ps->viewport[1], (int)gl2ps->viewport[2], (int)gl2ps->viewport[3],
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2870 (int)gl2ps->viewport[0], (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2871 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2872 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2873
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2874 static void gl2psPrintPostScriptColor(GL2PSrgba rgba)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2875 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2876 if(!gl2psSameColor(gl2ps->lastrgba, rgba)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2877 gl2psSetLastColor(rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2878 gl2psPrintf("%g %g %g C\n", rgba[0], rgba[1], rgba[2]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2879 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2880 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2881
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2882 static void gl2psResetPostScriptColor(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2883 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2884 gl2ps->lastrgba[0] = gl2ps->lastrgba[1] = gl2ps->lastrgba[2] = -1.;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2885 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2886
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2887 static void gl2psEndPostScriptLine(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2888 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2889 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2890 if(gl2ps->lastvertex.rgba[0] >= 0.){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2891 gl2psPrintf("%g %g LE\n", gl2ps->lastvertex.xyz[0], gl2ps->lastvertex.xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2892 for(i = 0; i < 3; i++)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2893 gl2ps->lastvertex.xyz[i] = -1.;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2894 for(i = 0; i < 4; i++)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2895 gl2ps->lastvertex.rgba[i] = -1.;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2896 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2897 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2898
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2899 static void gl2psParseStipplePattern(GLushort pattern, GLint factor,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2900 int *nb, int array[10])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2901 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2902 int i, n;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2903 int on[8] = {0, 0, 0, 0, 0, 0, 0, 0};
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2904 int off[8] = {0, 0, 0, 0, 0, 0, 0, 0};
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2905 char tmp[16];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2906
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2907 /* extract the 16 bits from the OpenGL stipple pattern */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2908 for(n = 15; n >= 0; n--){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2909 tmp[n] = (char)(pattern & 0x01);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2910 pattern >>= 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2911 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2912 /* compute the on/off pixel sequence */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2913 n = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2914 for(i = 0; i < 8; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2915 while(n < 16 && !tmp[n]){ off[i]++; n++; }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2916 while(n < 16 && tmp[n]){ on[i]++; n++; }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2917 if(n >= 15){ i++; break; }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2918 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2919
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2920 /* store the on/off array from right to left, starting with off
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2921 pixels. The PostScript specification allows for at most 11
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2922 elements in the on/off array, so we limit ourselves to 5 on/off
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2923 couples (our longest possible array is thus [on4 off4 on3 off3
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2924 on2 off2 on1 off1 on0 off0]) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2925 *nb = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2926 for(n = i - 1; n >= 0; n--){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2927 array[(*nb)++] = factor * on[n];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2928 array[(*nb)++] = factor * off[n];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2929 if(*nb == 10) break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2930 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2931 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2932
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2933 static int gl2psPrintPostScriptDash(GLushort pattern, GLint factor, const char *str)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2934 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2935 int len = 0, i, n, array[10];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2936
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2937 if(pattern == gl2ps->lastpattern && factor == gl2ps->lastfactor)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2938 return 0;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2939
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2940 gl2ps->lastpattern = pattern;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2941 gl2ps->lastfactor = factor;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2942
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2943 if(!pattern || !factor){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2944 /* solid line */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2945 len += gl2psPrintf("[] 0 %s\n", str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2946 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2947 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2948 gl2psParseStipplePattern(pattern, factor, &n, array);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2949 len += gl2psPrintf("[");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2950 for(i = 0; i < n; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2951 if(i) len += gl2psPrintf(" ");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2952 len += gl2psPrintf("%d", array[i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2953 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2954 len += gl2psPrintf("] 0 %s\n", str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2955 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2956
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2957 return len;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2958 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2959
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2960 static void gl2psPrintPostScriptPrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2961 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2962 int newline;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2963 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2964
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2965 prim = *(GL2PSprimitive**)data;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2966
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2967 if((gl2ps->options & GL2PS_OCCLUSION_CULL) && prim->culled) return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2968
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2969 /* Every effort is made to draw lines as connected segments (i.e.,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2970 using a single PostScript path): this is the only way to get nice
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2971 line joins and to not restart the stippling for every line
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2972 segment. So if the primitive to print is not a line we must first
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2973 finish the current line (if any): */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2974 if(prim->type != GL2PS_LINE) gl2psEndPostScriptLine();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2975
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2976 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2977 case GL2PS_POINT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2978 gl2psPrintPostScriptColor(prim->verts[0].rgba);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
2979 gl2psPrintf("%g %g %g P\n",
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2980 prim->verts[0].xyz[0], prim->verts[0].xyz[1], 0.5 * prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2981 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2982 case GL2PS_LINE :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2983 if(!gl2psSamePosition(gl2ps->lastvertex.xyz, prim->verts[0].xyz) ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2984 !gl2psSameColor(gl2ps->lastrgba, prim->verts[0].rgba) ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2985 gl2ps->lastlinewidth != prim->width ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2986 gl2ps->lastpattern != prim->pattern ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2987 gl2ps->lastfactor != prim->factor){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2988 /* End the current line if the new segment does not start where
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2989 the last one ended, or if the color, the width or the
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2990 stippling have changed (multi-stroking lines with changing
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2991 colors is necessary until we use /shfill for lines;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2992 unfortunately this means that at the moment we can screw up
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2993 line stippling for smooth-shaded lines) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2994 gl2psEndPostScriptLine();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2995 newline = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2996 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2997 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2998 newline = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
2999 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3000 if(gl2ps->lastlinewidth != prim->width){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3001 gl2ps->lastlinewidth = prim->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3002 gl2psPrintf("%g W\n", gl2ps->lastlinewidth);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3003 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3004 gl2psPrintPostScriptDash(prim->pattern, prim->factor, "setdash");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3005 gl2psPrintPostScriptColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3006 gl2psPrintf("%g %g %s\n", prim->verts[0].xyz[0], prim->verts[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3007 newline ? "LS" : "L");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3008 gl2ps->lastvertex = prim->verts[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3009 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3010 case GL2PS_TRIANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3011 if(!gl2psVertsSameColor(prim)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3012 gl2psResetPostScriptColor();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3013 gl2psPrintf("%g %g %g %g %g %g %g %g %g %g %g %g %g %g %g ST\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3014 prim->verts[2].xyz[0], prim->verts[2].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3015 prim->verts[2].rgba[0], prim->verts[2].rgba[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3016 prim->verts[2].rgba[2], prim->verts[1].xyz[0],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3017 prim->verts[1].xyz[1], prim->verts[1].rgba[0],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3018 prim->verts[1].rgba[1], prim->verts[1].rgba[2],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3019 prim->verts[0].xyz[0], prim->verts[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3020 prim->verts[0].rgba[0], prim->verts[0].rgba[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3021 prim->verts[0].rgba[2]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3022 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3023 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3024 gl2psPrintPostScriptColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3025 gl2psPrintf("%g %g %g %g %g %g T\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3026 prim->verts[2].xyz[0], prim->verts[2].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3027 prim->verts[1].xyz[0], prim->verts[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3028 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3029 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3030 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3031 case GL2PS_QUADRANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3032 gl2psMsg(GL2PS_WARNING, "There should not be any quad left to print");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3033 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3034 case GL2PS_PIXMAP :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3035 gl2psPrintPostScriptPixmap(prim->verts[0].xyz[0], prim->verts[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3036 prim->data.image);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3037 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3038 case GL2PS_IMAGEMAP :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3039 if(prim->data.image->type != GL2PS_IMAGEMAP_WRITTEN){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3040 gl2psPrintPostScriptColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3041 gl2psPrintPostScriptImagemap(prim->data.image->pixels[0],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3042 prim->data.image->pixels[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3043 prim->data.image->width, prim->data.image->height,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3044 (const unsigned char*)(&(prim->data.image->pixels[2])));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3045 prim->data.image->type = GL2PS_IMAGEMAP_WRITTEN;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3046 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3047 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3048 case GL2PS_TEXT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3049 gl2psPrintPostScriptColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3050 gl2psPrintf("(%s) ", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3051 if(prim->data.text->angle)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3052 gl2psPrintf("%g ", prim->data.text->angle);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3053 gl2psPrintf("%g %g %d /%s ",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3054 prim->verts[0].xyz[0], prim->verts[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3055 prim->data.text->fontsize, prim->data.text->fontname);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3056 switch(prim->data.text->alignment){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3057 case GL2PS_TEXT_C:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3058 gl2psPrintf(prim->data.text->angle ? "SCCR\n" : "SCC\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3059 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3060 case GL2PS_TEXT_CL:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3061 gl2psPrintf(prim->data.text->angle ? "SCLR\n" : "SCL\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3062 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3063 case GL2PS_TEXT_CR:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3064 gl2psPrintf(prim->data.text->angle ? "SCRR\n" : "SCR\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3065 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3066 case GL2PS_TEXT_B:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3067 gl2psPrintf(prim->data.text->angle ? "SBCR\n" : "SBC\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3068 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3069 case GL2PS_TEXT_BR:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3070 gl2psPrintf(prim->data.text->angle ? "SBRR\n" : "SBR\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3071 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3072 case GL2PS_TEXT_T:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3073 gl2psPrintf(prim->data.text->angle ? "STCR\n" : "STC\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3074 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3075 case GL2PS_TEXT_TL:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3076 gl2psPrintf(prim->data.text->angle ? "STLR\n" : "STL\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3077 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3078 case GL2PS_TEXT_TR:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3079 gl2psPrintf(prim->data.text->angle ? "STRR\n" : "STR\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3080 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3081 case GL2PS_TEXT_BL:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3082 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3083 gl2psPrintf(prim->data.text->angle ? "SR\n" : "S\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3084 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3085 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3086 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3087 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3088 /* alignment contains the format for which the special output text
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3089 is intended */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3090 if(prim->data.text->alignment == GL2PS_PS ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3091 prim->data.text->alignment == GL2PS_EPS)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3092 gl2psPrintf("%s\n", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3093 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3094 default :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3095 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3096 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3097 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3098
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3099 static void gl2psPrintPostScriptFooter(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3100 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3101 gl2psPrintf("grestore\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3102 "showpage\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3103 "cleartomark\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3104 "%%%%PageTrailer\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3105 "%%%%Trailer\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3106 "end\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3107 "%%%%EOF\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3108
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3109 gl2psPrintGzipFooter();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3110 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3111
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3112 static void gl2psPrintPostScriptBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3113 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3114 GLint index;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3115 GLfloat rgba[4];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3116 int x = viewport[0], y = viewport[1], w = viewport[2], h = viewport[3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3117
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3118 glRenderMode(GL_FEEDBACK);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3119
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3120 if(gl2ps->header){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3121 gl2psPrintPostScriptHeader();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3122 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3123 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3124
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3125 gl2psPrintf("gsave\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3126 "1.0 1.0 scale\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3127
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3128 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3129 if(gl2ps->colormode == GL_RGBA || gl2ps->colorsize == 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3130 glGetFloatv(GL_COLOR_CLEAR_VALUE, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3131 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3132 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3133 glGetIntegerv(GL_INDEX_CLEAR_VALUE, &index);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3134 rgba[0] = gl2ps->colormap[index][0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3135 rgba[1] = gl2ps->colormap[index][1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3136 rgba[2] = gl2ps->colormap[index][2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3137 rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3138 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3139 gl2psPrintf("%g %g %g C\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3140 "newpath %d %d moveto %d %d lineto %d %d lineto %d %d lineto\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3141 "closepath fill\n",
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3142 rgba[0], rgba[1], rgba[2],
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3143 x, y, x+w, y, x+w, y+h, x, y+h);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3144 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3145
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3146 gl2psPrintf("newpath %d %d moveto %d %d lineto %d %d lineto %d %d lineto\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3147 "closepath clip\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3148 x, y, x+w, y, x+w, y+h, x, y+h);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3149
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3150 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3151
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3152 static GLint gl2psPrintPostScriptEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3153 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3154 GLint res;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3155
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3156 res = gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3157 gl2psPrintf("grestore\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3158 return res;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3159 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3160
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3161 static void gl2psPrintPostScriptFinalPrimitive(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3162 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3163 /* End any remaining line, if any */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3164 gl2psEndPostScriptLine();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3165 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3166
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3167 /* definition of the PostScript and Encapsulated PostScript backends */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3168
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3169 static GL2PSbackend gl2psPS = {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3170 gl2psPrintPostScriptHeader,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3171 gl2psPrintPostScriptFooter,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3172 gl2psPrintPostScriptBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3173 gl2psPrintPostScriptEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3174 gl2psPrintPostScriptPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3175 gl2psPrintPostScriptFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3176 "ps",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3177 "Postscript"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3178 };
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3179
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3180 static GL2PSbackend gl2psEPS = {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3181 gl2psPrintPostScriptHeader,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3182 gl2psPrintPostScriptFooter,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3183 gl2psPrintPostScriptBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3184 gl2psPrintPostScriptEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3185 gl2psPrintPostScriptPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3186 gl2psPrintPostScriptFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3187 "eps",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3188 "Encapsulated Postscript"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3189 };
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3190
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3191 /*********************************************************************
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3192 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3193 * LaTeX routines
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3194 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3195 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3196
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3197 static void gl2psPrintTeXHeader(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3198 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3199 char name[256];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3200 time_t now;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3201 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3202
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3203 if(gl2ps->filename && strlen(gl2ps->filename) < 256){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3204 for(i = strlen(gl2ps->filename)-1; i >= 0; i--){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3205 if(gl2ps->filename[i] == '.'){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3206 strncpy(name, gl2ps->filename, i);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3207 name[i] = '\0';
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3208 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3209 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3210 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3211 if(i <= 0) strcpy(name, gl2ps->filename);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3212 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3213 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3214 strcpy(name, "untitled");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3215 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3216
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3217 time(&now);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3218
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3219 fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3220 "%% Title: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3221 "%% Creator: GL2PS %d.%d.%d%s, %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3222 "%% For: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3223 "%% CreationDate: %s",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3224 gl2ps->title, GL2PS_MAJOR_VERSION, GL2PS_MINOR_VERSION,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3225 GL2PS_PATCH_VERSION, GL2PS_EXTRA_VERSION, GL2PS_COPYRIGHT,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3226 gl2ps->producer, ctime(&now));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3227
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3228 fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3229 "\\setlength{\\unitlength}{1pt}\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3230 "\\begin{picture}(0,0)\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3231 "\\includegraphics{%s}\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3232 "\\end{picture}%%\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3233 "%s\\begin{picture}(%d,%d)(0,0)\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3234 name, (gl2ps->options & GL2PS_LANDSCAPE) ? "\\rotatebox{90}{" : "",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3235 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3236 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3237
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3238 static void gl2psPrintTeXPrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3239 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3240 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3241
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3242 prim = *(GL2PSprimitive**)data;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3243
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3244 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3245 case GL2PS_TEXT :
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3246 fprintf(gl2ps->stream, "\\fontsize{%d}{0}\n\\selectfont",
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3247 prim->data.text->fontsize);
10894
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
3248 fprintf(gl2ps->stream, "\\put(%g,%g)",
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3249 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
10894
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
3250 if(prim->data.text->angle)
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
3251 fprintf(gl2ps->stream, "{\\rotatebox{%g}", prim->data.text->angle);
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
3252 fprintf(gl2ps->stream, "{\\makebox(0,0)");
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3253 switch(prim->data.text->alignment){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3254 case GL2PS_TEXT_C:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3255 fprintf(gl2ps->stream, "{");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3256 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3257 case GL2PS_TEXT_CL:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3258 fprintf(gl2ps->stream, "[l]{");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3259 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3260 case GL2PS_TEXT_CR:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3261 fprintf(gl2ps->stream, "[r]{");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3262 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3263 case GL2PS_TEXT_B:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3264 fprintf(gl2ps->stream, "[b]{");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3265 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3266 case GL2PS_TEXT_BR:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3267 fprintf(gl2ps->stream, "[br]{");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3268 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3269 case GL2PS_TEXT_T:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3270 fprintf(gl2ps->stream, "[t]{");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3271 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3272 case GL2PS_TEXT_TL:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3273 fprintf(gl2ps->stream, "[tl]{");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3274 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3275 case GL2PS_TEXT_TR:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3276 fprintf(gl2ps->stream, "[tr]{");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3277 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3278 case GL2PS_TEXT_BL:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3279 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3280 fprintf(gl2ps->stream, "[bl]{");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3281 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3282 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3283 fprintf(gl2ps->stream, "\\textcolor[rgb]{%g,%g,%g}{{%s}}",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3284 prim->verts[0].rgba[0], prim->verts[0].rgba[1], prim->verts[0].rgba[2],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3285 prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3286 if(prim->data.text->angle)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3287 fprintf(gl2ps->stream, "}");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3288 fprintf(gl2ps->stream, "}}\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3289 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3290 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3291 /* alignment contains the format for which the special output text
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3292 is intended */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3293 if (prim->data.text->alignment == GL2PS_TEX)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3294 fprintf(gl2ps->stream, "%s\n", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3295 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3296 default :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3297 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3298 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3299 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3300
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3301 static void gl2psPrintTeXFooter(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3302 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3303 fprintf(gl2ps->stream, "\\end{picture}%s\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3304 (gl2ps->options & GL2PS_LANDSCAPE) ? "}" : "");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3305 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3306
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3307 static void gl2psPrintTeXBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3308 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3309 glRenderMode(GL_FEEDBACK);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3310
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3311 if(gl2ps->header){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3312 gl2psPrintTeXHeader();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3313 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3314 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3315 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3316
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3317 static GLint gl2psPrintTeXEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3318 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3319 return gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3320 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3321
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3322 static void gl2psPrintTeXFinalPrimitive(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3323 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3324 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3325
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3326 /* definition of the LaTeX backend */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3327
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3328 static GL2PSbackend gl2psTEX = {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3329 gl2psPrintTeXHeader,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3330 gl2psPrintTeXFooter,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3331 gl2psPrintTeXBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3332 gl2psPrintTeXEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3333 gl2psPrintTeXPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3334 gl2psPrintTeXFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3335 "tex",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3336 "LaTeX text"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3337 };
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3338
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3339 /*********************************************************************
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3340 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3341 * PDF routines
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3342 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3343 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3344
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3345 static int gl2psPrintPDFCompressorType(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3346 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3347 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3348 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3349 return fprintf(gl2ps->stream, "/Filter [/FlateDecode]\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3350 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3351 #endif
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3352 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3353 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3354
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3355 static int gl2psPrintPDFStrokeColor(GL2PSrgba rgba)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3356 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3357 int i, offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3358
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3359 gl2psSetLastColor(rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3360 for(i = 0; i < 3; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3361 if(GL2PS_ZERO(rgba[i]))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3362 offs += gl2psPrintf("%.0f ", 0.);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3363 else if(rgba[i] < 1e-4 || rgba[i] > 1e6) /* avoid %e formatting */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3364 offs += gl2psPrintf("%f ", rgba[i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3365 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3366 offs += gl2psPrintf("%g ", rgba[i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3367 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3368 offs += gl2psPrintf("RG\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3369 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3370 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3371
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3372 static int gl2psPrintPDFFillColor(GL2PSrgba rgba)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3373 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3374 int i, offs = 0;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3375
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3376 for(i = 0; i < 3; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3377 if(GL2PS_ZERO(rgba[i]))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3378 offs += gl2psPrintf("%.0f ", 0.);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3379 else if(rgba[i] < 1e-4 || rgba[i] > 1e6) /* avoid %e formatting */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3380 offs += gl2psPrintf("%f ", rgba[i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3381 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3382 offs += gl2psPrintf("%g ", rgba[i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3383 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3384 offs += gl2psPrintf("rg\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3385 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3386 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3387
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3388 static int gl2psPrintPDFLineWidth(GLfloat lw)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3389 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3390 if(GL2PS_ZERO(lw))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3391 return gl2psPrintf("%.0f w\n", 0.);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3392 else if(lw < 1e-4 || lw > 1e6) /* avoid %e formatting */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3393 return gl2psPrintf("%f w\n", lw);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3394 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3395 return gl2psPrintf("%g w\n", lw);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3396 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3397
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3398 static void gl2psPutPDFText(GL2PSstring *text, int cnt, GLfloat x, GLfloat y)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3399 {
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3400 GLfloat rad, crad, srad;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3401
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3402 if(text->angle == 0.0F){
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3403 gl2ps->streamlength += gl2psPrintf
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3404 ("BT\n"
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3405 "/F%d %d Tf\n"
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3406 "%f %f Td\n"
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3407 "(%s) Tj\n"
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3408 "ET\n",
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3409 cnt, text->fontsize, x, y, text->str);
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3410 }
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3411 else{
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3412 rad = (GLfloat)M_PI * text->angle / 180.0F;
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3413 srad = (GLfloat)sin(rad);
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3414 crad = (GLfloat)cos(rad);
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3415 gl2ps->streamlength += gl2psPrintf
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3416 ("BT\n"
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3417 "/F%d %d Tf\n"
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3418 "%f %f %f %f %f %f Tm\n"
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3419 "(%s) Tj\n"
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3420 "ET\n",
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3421 cnt, text->fontsize, crad, srad, -srad, crad, x, y, text->str);
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3422 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3423 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3424
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3425 static void gl2psPutPDFImage(GL2PSimage *image, int cnt, GLfloat x, GLfloat y)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3426 {
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3427 gl2ps->streamlength += gl2psPrintf
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3428 ("q\n"
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3429 "%d 0 0 %d %f %f cm\n"
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3430 "/Im%d Do\n"
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3431 "Q\n",
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
3432 (int)image->width, (int)image->height, x, y, cnt);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3433 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3434
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3435 static void gl2psPDFstacksInit(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3436 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3437 gl2ps->objects_stack = 7 /* FIXED_XREF_ENTRIES */ + 1;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3438 gl2ps->extgs_stack = 0;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3439 gl2ps->font_stack = 0;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3440 gl2ps->im_stack = 0;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3441 gl2ps->trgroupobjects_stack = 0;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3442 gl2ps->shader_stack = 0;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3443 gl2ps->mshader_stack = 0;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3444 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3445
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3446 static void gl2psPDFgroupObjectInit(GL2PSpdfgroup *gro)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3447 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3448 if(!gro)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3449 return;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3450
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3451 gro->ptrlist = NULL;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3452 gro->fontno = gro->gsno = gro->imno = gro->maskshno = gro->shno
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3453 = gro->trgroupno = gro->fontobjno = gro->imobjno = gro->shobjno
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3454 = gro->maskshobjno = gro->gsobjno = gro->trgroupobjno = -1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3455 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3456
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3457 /* Build up group objects and assign name and object numbers */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3458
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3459 static void gl2psPDFgroupListInit(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3460 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3461 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3462 GL2PSprimitive *p = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3463 GL2PSpdfgroup gro;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3464 int lasttype = GL2PS_NO_TYPE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3465 GL2PSrgba lastrgba = {-1.0F, -1.0F, -1.0F, -1.0F};
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3466 GLushort lastpattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3467 GLint lastfactor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3468 GLfloat lastwidth = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3469 GL2PStriangle lastt, tmpt;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3470 int lastTriangleWasNotSimpleWithSameColor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3471
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3472 if(!gl2ps->pdfprimlist)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3473 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3474
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3475 gl2ps->pdfgrouplist = gl2psListCreate(500, 500, sizeof(GL2PSpdfgroup));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3476 gl2psInitTriangle(&lastt);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3477
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3478 for(i = 0; i < gl2psListNbr(gl2ps->pdfprimlist); ++i){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3479 p = *(GL2PSprimitive**)gl2psListPointer(gl2ps->pdfprimlist, i);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3480 switch(p->type){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3481 case GL2PS_PIXMAP:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3482 gl2psPDFgroupObjectInit(&gro);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3483 gro.ptrlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3484 gro.imno = gl2ps->im_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3485 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3486 gl2psListAdd(gl2ps->pdfgrouplist, &gro);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3487 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3488 case GL2PS_TEXT:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3489 gl2psPDFgroupObjectInit(&gro);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3490 gro.ptrlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3491 gro.fontno = gl2ps->font_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3492 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3493 gl2psListAdd(gl2ps->pdfgrouplist, &gro);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3494 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3495 case GL2PS_LINE:
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3496 if(lasttype != p->type || lastwidth != p->width ||
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3497 lastpattern != p->pattern || lastfactor != p->factor ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3498 !gl2psSameColor(p->verts[0].rgba, lastrgba)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3499 gl2psPDFgroupObjectInit(&gro);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3500 gro.ptrlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3501 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3502 gl2psListAdd(gl2ps->pdfgrouplist, &gro);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3503 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3504 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3505 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3506 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3507 lastpattern = p->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3508 lastfactor = p->factor;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3509 lastwidth = p->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3510 lastrgba[0] = p->verts[0].rgba[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3511 lastrgba[1] = p->verts[0].rgba[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3512 lastrgba[2] = p->verts[0].rgba[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3513 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3514 case GL2PS_POINT:
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3515 if(lasttype != p->type || lastwidth != p->width ||
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3516 !gl2psSameColor(p->verts[0].rgba, lastrgba)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3517 gl2psPDFgroupObjectInit(&gro);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3518 gro.ptrlist = gl2psListCreate(1,2,sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3519 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3520 gl2psListAdd(gl2ps->pdfgrouplist, &gro);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3521 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3522 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3523 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3524 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3525 lastwidth = p->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3526 lastrgba[0] = p->verts[0].rgba[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3527 lastrgba[1] = p->verts[0].rgba[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3528 lastrgba[2] = p->verts[0].rgba[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3529 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3530 case GL2PS_TRIANGLE:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3531 gl2psFillTriangleFromPrimitive(&tmpt, p, GL_TRUE);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3532 lastTriangleWasNotSimpleWithSameColor =
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3533 !(tmpt.prop & T_CONST_COLOR && tmpt.prop & T_ALPHA_1) ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3534 !gl2psSameColor(tmpt.vertex[0].rgba, lastt.vertex[0].rgba);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3535 if(lasttype == p->type && tmpt.prop == lastt.prop &&
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3536 lastTriangleWasNotSimpleWithSameColor){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3537 /* TODO Check here for last alpha */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3538 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3539 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3540 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3541 gl2psPDFgroupObjectInit(&gro);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3542 gro.ptrlist = gl2psListCreate(1, 2, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3543 gl2psListAdd(gro.ptrlist, &p);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3544 gl2psListAdd(gl2ps->pdfgrouplist, &gro);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3545 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3546 lastt = tmpt;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3547 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3548 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3549 break;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3550 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3551 lasttype = p->type;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3552 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3553 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3554
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3555 static void gl2psSortOutTrianglePDFgroup(GL2PSpdfgroup *gro)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3556 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3557 GL2PStriangle t;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3558 GL2PSprimitive *prim = NULL;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3559
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3560 if(!gro)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3561 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3562
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3563 if(!gl2psListNbr(gro->ptrlist))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3564 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3565
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3566 prim = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3567
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3568 if(prim->type != GL2PS_TRIANGLE)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3569 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3570
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3571 gl2psFillTriangleFromPrimitive(&t, prim, GL_TRUE);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3572
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3573 if(t.prop & T_CONST_COLOR && t.prop & T_ALPHA_LESS_1){
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3574 gro->gsno = gl2ps->extgs_stack++;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3575 gro->gsobjno = gl2ps->objects_stack ++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3576 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3577 else if(t.prop & T_CONST_COLOR && t.prop & T_VAR_ALPHA){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3578 gro->gsno = gl2ps->extgs_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3579 gro->gsobjno = gl2ps->objects_stack++;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3580 gro->trgroupno = gl2ps->trgroupobjects_stack++;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3581 gro->trgroupobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3582 gro->maskshno = gl2ps->mshader_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3583 gro->maskshobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3584 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3585 else if(t.prop & T_VAR_COLOR && t.prop & T_ALPHA_1){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3586 gro->shno = gl2ps->shader_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3587 gro->shobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3588 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3589 else if(t.prop & T_VAR_COLOR && t.prop & T_ALPHA_LESS_1){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3590 gro->gsno = gl2ps->extgs_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3591 gro->gsobjno = gl2ps->objects_stack++;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3592 gro->shno = gl2ps->shader_stack++;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3593 gro->shobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3594 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3595 else if(t.prop & T_VAR_COLOR && t.prop & T_VAR_ALPHA){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3596 gro->gsno = gl2ps->extgs_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3597 gro->gsobjno = gl2ps->objects_stack++;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3598 gro->shno = gl2ps->shader_stack++;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3599 gro->shobjno = gl2ps->objects_stack++;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3600 gro->trgroupno = gl2ps->trgroupobjects_stack++;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3601 gro->trgroupobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3602 gro->maskshno = gl2ps->mshader_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3603 gro->maskshobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3604 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3605 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3606
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3607 /* Main stream data */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3608
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3609 static void gl2psPDFgroupListWriteMainStream(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3610 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3611 int i, j, lastel;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3612 GL2PSprimitive *prim = NULL, *prev = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3613 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3614 GL2PStriangle t;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3615
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3616 if(!gl2ps->pdfgrouplist)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3617 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3618
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3619 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3620 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3621
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3622 lastel = gl2psListNbr(gro->ptrlist) - 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3623 if(lastel < 0)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3624 continue;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3625
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3626 prim = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3627
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3628 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3629 case GL2PS_POINT:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3630 gl2ps->streamlength += gl2psPrintf("1 J\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3631 gl2ps->streamlength += gl2psPrintPDFLineWidth(prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3632 gl2ps->streamlength += gl2psPrintPDFStrokeColor(prim->verts[0].rgba);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3633 for(j = 0; j <= lastel; ++j){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3634 prim = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3635 gl2ps->streamlength +=
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3636 gl2psPrintf("%f %f m %f %f l\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3637 prim->verts[0].xyz[0], prim->verts[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3638 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3639 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3640 gl2ps->streamlength += gl2psPrintf("S\n");
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3641 gl2ps->streamlength += gl2psPrintf("0 J\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3642 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3643 case GL2PS_LINE:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3644 /* We try to use as few paths as possible to draw lines, in
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3645 order to get nice stippling even when the individual segments
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3646 are smaller than the stipple */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3647 gl2ps->streamlength += gl2psPrintPDFLineWidth(prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3648 gl2ps->streamlength += gl2psPrintPDFStrokeColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3649 gl2ps->streamlength += gl2psPrintPostScriptDash(prim->pattern, prim->factor, "d");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3650 /* start new path */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3651 gl2ps->streamlength +=
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3652 gl2psPrintf("%f %f m\n",
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3653 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3654
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3655 for(j = 1; j <= lastel; ++j){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3656 prev = prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3657 prim = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3658 if(!gl2psSamePosition(prim->verts[0].xyz, prev->verts[1].xyz)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3659 /* the starting point of the new segment does not match the
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3660 end point of the previous line, so we end the current
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3661 path and start a new one */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3662 gl2ps->streamlength +=
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3663 gl2psPrintf("%f %f l\n",
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3664 prev->verts[1].xyz[0], prev->verts[1].xyz[1]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3665 gl2ps->streamlength +=
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3666 gl2psPrintf("%f %f m\n",
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3667 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3668 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3669 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3670 /* the two segements are connected, so we just append to the
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3671 current path */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3672 gl2ps->streamlength +=
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3673 gl2psPrintf("%f %f l\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3674 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3675 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3676 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3677 /* end last path */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3678 gl2ps->streamlength +=
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3679 gl2psPrintf("%f %f l\n",
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3680 prim->verts[1].xyz[0], prim->verts[1].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3681 gl2ps->streamlength += gl2psPrintf("S\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3682 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3683 case GL2PS_TRIANGLE:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3684 gl2psFillTriangleFromPrimitive(&t, prim, GL_TRUE);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3685 gl2psSortOutTrianglePDFgroup(gro);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3686
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3687 /* No alpha and const color: Simple PDF draw orders */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3688 if(t.prop & T_CONST_COLOR && t.prop & T_ALPHA_1){
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3689 gl2ps->streamlength += gl2psPrintPDFFillColor(t.vertex[0].rgba);
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3690 for(j = 0; j <= lastel; ++j){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3691 prim = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3692 gl2psFillTriangleFromPrimitive(&t, prim, GL_FALSE);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3693 gl2ps->streamlength
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3694 += gl2psPrintf("%f %f m\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3695 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3696 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3697 "h f\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3698 t.vertex[0].xyz[0], t.vertex[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3699 t.vertex[1].xyz[0], t.vertex[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3700 t.vertex[2].xyz[0], t.vertex[2].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3701 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3702 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3703 /* Const alpha < 1 and const color: Simple PDF draw orders
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3704 and an extra extended Graphics State for the alpha const */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3705 else if(t.prop & T_CONST_COLOR && t.prop & T_ALPHA_LESS_1){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3706 gl2ps->streamlength += gl2psPrintf("q\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3707 "/GS%d gs\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3708 gro->gsno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3709 gl2ps->streamlength += gl2psPrintPDFFillColor(prim->verts[0].rgba);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3710 for(j = 0; j <= lastel; ++j){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3711 prim = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3712 gl2psFillTriangleFromPrimitive(&t, prim, GL_FALSE);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3713 gl2ps->streamlength
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3714 += gl2psPrintf("%f %f m\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3715 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3716 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3717 "h f\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3718 t.vertex[0].xyz[0], t.vertex[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3719 t.vertex[1].xyz[0], t.vertex[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3720 t.vertex[2].xyz[0], t.vertex[2].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3721 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3722 gl2ps->streamlength += gl2psPrintf("Q\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3723 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3724 /* Variable alpha and const color: Simple PDF draw orders
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3725 and an extra extended Graphics State + Xobject + Shader
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3726 object for the alpha mask */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3727 else if(t.prop & T_CONST_COLOR && t.prop & T_VAR_ALPHA){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3728 gl2ps->streamlength += gl2psPrintf("q\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3729 "/GS%d gs\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3730 "/TrG%d Do\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3731 gro->gsno, gro->trgroupno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3732 gl2ps->streamlength += gl2psPrintPDFFillColor(prim->verts[0].rgba);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3733 for(j = 0; j <= lastel; ++j){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3734 prim = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3735 gl2psFillTriangleFromPrimitive(&t, prim, GL_FALSE);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3736 gl2ps->streamlength
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3737 += gl2psPrintf("%f %f m\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3738 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3739 "%f %f l\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3740 "h f\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3741 t.vertex[0].xyz[0], t.vertex[0].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3742 t.vertex[1].xyz[0], t.vertex[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3743 t.vertex[2].xyz[0], t.vertex[2].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3744 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3745 gl2ps->streamlength += gl2psPrintf("Q\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3746 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3747 /* Variable color and no alpha: Shader Object for the colored
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3748 triangle(s) */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3749 else if(t.prop & T_VAR_COLOR && t.prop & T_ALPHA_1){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3750 gl2ps->streamlength += gl2psPrintf("/Sh%d sh\n", gro->shno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3751 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3752 /* Variable color and const alpha < 1: Shader Object for the
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3753 colored triangle(s) and an extra extended Graphics State
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3754 for the alpha const */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3755 else if(t.prop & T_VAR_COLOR && t.prop & T_ALPHA_LESS_1){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3756 gl2ps->streamlength += gl2psPrintf("q\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3757 "/GS%d gs\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3758 "/Sh%d sh\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3759 "Q\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3760 gro->gsno, gro->shno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3761 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3762 /* Variable alpha and color: Shader Object for the colored
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3763 triangle(s) and an extra extended Graphics State
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3764 + Xobject + Shader object for the alpha mask */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3765 else if(t.prop & T_VAR_COLOR && t.prop & T_VAR_ALPHA){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3766 gl2ps->streamlength += gl2psPrintf("q\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3767 "/GS%d gs\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3768 "/TrG%d Do\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3769 "/Sh%d sh\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3770 "Q\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3771 gro->gsno, gro->trgroupno, gro->shno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3772 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3773 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3774 case GL2PS_PIXMAP:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3775 for(j = 0; j <= lastel; ++j){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3776 prim = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, j);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3777 gl2psPutPDFImage(prim->data.image, gro->imno, prim->verts[0].xyz[0],
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3778 prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3779 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3780 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3781 case GL2PS_TEXT:
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3782 for(j = 0; j <= lastel; ++j){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3783 prim = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3784 gl2ps->streamlength += gl2psPrintPDFFillColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3785 gl2psPutPDFText(prim->data.text, gro->fontno, prim->verts[0].xyz[0],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3786 prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3787 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3788 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3789 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3790 break;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3791 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3792 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3793 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3794
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3795 /* Graphics State names */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3796
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3797 static int gl2psPDFgroupListWriteGStateResources(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3798 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3799 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3800 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3801 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3802
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3803 offs += fprintf(gl2ps->stream,
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3804 "/ExtGState\n"
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3805 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3806 "/GSa 7 0 R\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3807 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3808 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3809 if(gro->gsno >= 0)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3810 offs += fprintf(gl2ps->stream, "/GS%d %d 0 R\n", gro->gsno, gro->gsobjno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3811 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3812 offs += fprintf(gl2ps->stream, ">>\n");
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3813 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3814 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3815
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3816 /* Main Shader names */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3817
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3818 static int gl2psPDFgroupListWriteShaderResources(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3819 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3820 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3821 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3822 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3823
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3824 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3825 "/Shading\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3826 "<<\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3827 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3828 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3829 if(gro->shno >= 0)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3830 offs += fprintf(gl2ps->stream, "/Sh%d %d 0 R\n", gro->shno, gro->shobjno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3831 if(gro->maskshno >= 0)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3832 offs += fprintf(gl2ps->stream, "/TrSh%d %d 0 R\n", gro->maskshno, gro->maskshobjno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3833 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3834 offs += fprintf(gl2ps->stream,">>\n");
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3835 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3836 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3837
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3838 /* Images & Mask Shader XObject names */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3839
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3840 static int gl2psPDFgroupListWriteXObjectResources(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3841 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3842 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3843 GL2PSprimitive *p = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3844 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3845 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3846
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3847 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3848 "/XObject\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3849 "<<\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3850
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3851 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3852 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3853 if(!gl2psListNbr(gro->ptrlist))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3854 continue;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3855 p = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3856 switch(p->type){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3857 case GL2PS_PIXMAP:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3858 gro->imobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3859 if(GL_RGBA == p->data.image->format) /* reserve one object for image mask */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3860 gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3861 offs += fprintf(gl2ps->stream, "/Im%d %d 0 R\n", gro->imno, gro->imobjno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3862 case GL2PS_TRIANGLE:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3863 if(gro->trgroupno >=0)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3864 offs += fprintf(gl2ps->stream, "/TrG%d %d 0 R\n", gro->trgroupno, gro->trgroupobjno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3865 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3866 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3867 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3868 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3869 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3870 offs += fprintf(gl2ps->stream,">>\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3871 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3872 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3873
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3874 /* Font names */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3875
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3876 static int gl2psPDFgroupListWriteFontResources(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3877 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3878 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3879 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3880 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3881
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3882 offs += fprintf(gl2ps->stream, "/Font\n<<\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3883
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3884 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3885 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3886 if(gro->fontno < 0)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3887 continue;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3888 gro->fontobjno = gl2ps->objects_stack++;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3889 offs += fprintf(gl2ps->stream, "/F%d %d 0 R\n", gro->fontno, gro->fontobjno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3890 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3891 offs += fprintf(gl2ps->stream, ">>\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3892
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3893 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3894 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3895
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3896 static void gl2psPDFgroupListDelete(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3897 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3898 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3899 GL2PSpdfgroup *gro = NULL;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3900
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3901 if(!gl2ps->pdfgrouplist)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3902 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3903
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3904 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3905 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist,i);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3906 gl2psListDelete(gro->ptrlist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3907 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3908
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3909 gl2psListDelete(gl2ps->pdfgrouplist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3910 gl2ps->pdfgrouplist = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3911 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3912
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3913 /* Print 1st PDF object - file info */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3914
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3915 static int gl2psPrintPDFInfo(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3916 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3917 int offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3918 time_t now;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3919 struct tm *newtime;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3920
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3921 time(&now);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3922 newtime = gmtime(&now);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3923
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3924 offs = fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3925 "1 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3926 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3927 "/Title (%s)\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3928 "/Creator (GL2PS %d.%d.%d%s, %s)\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3929 "/Producer (%s)\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3930 gl2ps->title, GL2PS_MAJOR_VERSION, GL2PS_MINOR_VERSION,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3931 GL2PS_PATCH_VERSION, GL2PS_EXTRA_VERSION, GL2PS_COPYRIGHT,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3932 gl2ps->producer);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3933
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3934 if(!newtime){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3935 offs += fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3936 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3937 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3938 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3939 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3940
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3941 offs += fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3942 "/CreationDate (D:%d%02d%02d%02d%02d%02d)\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3943 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3944 "endobj\n",
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3945 newtime->tm_year+1900,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3946 newtime->tm_mon+1,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3947 newtime->tm_mday,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3948 newtime->tm_hour,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3949 newtime->tm_min,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3950 newtime->tm_sec);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3951 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3952 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3953
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3954 /* Create catalog and page structure - 2nd and 3th PDF object */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3955
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3956 static int gl2psPrintPDFCatalog(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3957 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3958 return fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3959 "2 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3960 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3961 "/Type /Catalog\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3962 "/Pages 3 0 R\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3963 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3964 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3965 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3966
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3967 static int gl2psPrintPDFPages(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3968 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3969 return fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3970 "3 0 obj\n"
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3971 "<<\n"
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3972 "/Type /Pages\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3973 "/Kids [6 0 R]\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3974 "/Count 1\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3975 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3976 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3977 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3978
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3979 /* Open stream for data - graphical objects, fonts etc. PDF object 4 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3980
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3981 static int gl2psOpenPDFDataStream(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3982 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3983 int offs = 0;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3984
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3985 offs += fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3986 "4 0 obj\n"
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3987 "<<\n"
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3988 "/Length 5 0 R\n" );
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3989 offs += gl2psPrintPDFCompressorType();
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
3990 offs += fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3991 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3992 "stream\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3993 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3994 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3995
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3996 /* Stream setup - Graphics state, fill background if allowed */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3997
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3998 static int gl2psOpenPDFDataStreamWritePreface(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
3999 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4000 int offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4001
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4002 offs = gl2psPrintf("/GSa gs\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4003
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4004 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4005 offs += gl2psPrintPDFFillColor(gl2ps->bgcolor);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4006 offs += gl2psPrintf("%d %d %d %d re\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4007 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4008 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4009 offs += gl2psPrintf("f\n");
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4010 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4011 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4012 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4013
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4014 /* Use the functions above to create the first part of the PDF*/
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4015
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4016 static void gl2psPrintPDFHeader(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4017 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4018 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4019 gl2ps->pdfprimlist = gl2psListCreate(500, 500, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4020 gl2psPDFstacksInit();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4021
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4022 gl2ps->xreflist = (int*)gl2psMalloc(sizeof(int) * gl2ps->objects_stack);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4023
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4024 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4025 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4026 gl2psSetupCompress();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4027 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4028 #endif
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4029 gl2ps->xreflist[0] = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4030 offs += fprintf(gl2ps->stream, "%%PDF-1.4\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4031 gl2ps->xreflist[1] = offs;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4032
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4033 offs += gl2psPrintPDFInfo();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4034 gl2ps->xreflist[2] = offs;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4035
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4036 offs += gl2psPrintPDFCatalog();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4037 gl2ps->xreflist[3] = offs;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4038
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4039 offs += gl2psPrintPDFPages();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4040 gl2ps->xreflist[4] = offs;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4041
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4042 offs += gl2psOpenPDFDataStream();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4043 gl2ps->xreflist[5] = offs; /* finished in gl2psPrintPDFFooter */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4044 gl2ps->streamlength = gl2psOpenPDFDataStreamWritePreface();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4045 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4046
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4047 /* The central primitive drawing */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4048
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4049 static void gl2psPrintPDFPrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4050 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4051 GL2PSprimitive *prim = *(GL2PSprimitive**)data;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4052
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4053 if((gl2ps->options & GL2PS_OCCLUSION_CULL) && prim->culled)
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4054 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4055
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4056 prim = gl2psCopyPrimitive(prim); /* deep copy */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4057 gl2psListAdd(gl2ps->pdfprimlist, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4058 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4059
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4060 /* close stream and ... */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4061
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4062 static int gl2psClosePDFDataStream(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4063 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4064 int offs = 0;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4065
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4066 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4067 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4068 if(Z_OK != gl2psDeflate())
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4069 gl2psMsg(GL2PS_ERROR, "Zlib deflate error");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4070 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4071 fwrite(gl2ps->compress->dest, gl2ps->compress->destLen, 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4072 gl2ps->streamlength += gl2ps->compress->destLen;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4073
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4074 offs += gl2ps->streamlength;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4075 gl2psFreeCompress();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4076 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4077 #endif
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4078
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4079 offs += fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4080 "endstream\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4081 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4082 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4083 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4084
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4085 /* ... write the now known length object */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4086
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4087 static int gl2psPrintPDFDataStreamLength(int val)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4088 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4089 return fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4090 "5 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4091 "%d\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4092 "endobj\n", val);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4093 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4094
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4095 /* Put the info created before in PDF objects */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4096
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4097 static int gl2psPrintPDFOpenPage(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4098 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4099 int offs;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4100
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4101 /* Write fixed part */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4102
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4103 offs = fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4104 "6 0 obj\n"
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4105 "<<\n"
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4106 "/Type /Page\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4107 "/Parent 3 0 R\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4108 "/MediaBox [%d %d %d %d]\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4109 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4110 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4111
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4112 if(gl2ps->options & GL2PS_LANDSCAPE)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4113 offs += fprintf(gl2ps->stream, "/Rotate -90\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4114
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4115 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4116 "/Contents 4 0 R\n"
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4117 "/Resources\n"
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4118 "<<\n"
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4119 "/ProcSet [/PDF /Text /ImageB /ImageC] %%/ImageI\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4120
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4121 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4122
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4123 /* End fixed part, proceeds in gl2psPDFgroupListWriteVariableResources() */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4124 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4125
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4126 static int gl2psPDFgroupListWriteVariableResources(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4127 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4128 int offs = 0;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4129
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4130 /* a) Graphics States for shader alpha masks*/
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4131 offs += gl2psPDFgroupListWriteGStateResources();
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4132
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4133 /* b) Shader and shader masks */
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4134 offs += gl2psPDFgroupListWriteShaderResources();
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4135
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4136 /* c) XObjects (Images & Shader Masks) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4137 offs += gl2psPDFgroupListWriteXObjectResources();
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4138
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4139 /* d) Fonts */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4140 offs += gl2psPDFgroupListWriteFontResources();
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4141
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4142 /* End resources and page */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4143 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4144 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4145 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4146 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4147 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4148 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4149
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4150 /* Standard Graphics State */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4151
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4152 static int gl2psPrintPDFGSObject(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4153 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4154 return fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4155 "7 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4156 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4157 "/Type /ExtGState\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4158 "/SA false\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4159 "/SM 0.02\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4160 "/OP false\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4161 "/op false\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4162 "/OPM 0\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4163 "/BG2 /Default\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4164 "/UCR2 /Default\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4165 "/TR2 /Default\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4166 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4167 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4168 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4169
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4170 /* Put vertex' edge flag (8bit) and coordinates (32bit) in shader stream */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4171
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4172 static int gl2psPrintPDFShaderStreamDataCoord(GL2PSvertex *vertex,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4173 size_t (*action)(unsigned long data,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4174 size_t size),
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4175 GLfloat dx, GLfloat dy,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4176 GLfloat xmin, GLfloat ymin)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4177 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4178 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4179 unsigned long imap;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4180 GLfloat diff;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4181 double dmax = ~1UL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4182 char edgeflag = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4183
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4184 /* FIXME: temp bux fix for 64 bit archs: */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4185 if(sizeof(unsigned long) == 8) dmax = dmax - 2048.;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4186
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4187 offs += (*action)(edgeflag, 1);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4188
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4189 /* The Shader stream in PDF requires to be in a 'big-endian'
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4190 order */
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4191
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4192 if(GL2PS_ZERO(dx * dy)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4193 offs += (*action)(0, 4);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4194 offs += (*action)(0, 4);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4195 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4196 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4197 diff = (vertex->xyz[0] - xmin) / dx;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4198 if(diff > 1)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4199 diff = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4200 else if(diff < 0)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4201 diff = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4202 imap = (unsigned long)(diff * dmax);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4203 offs += (*action)(imap, 4);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4204
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4205 diff = (vertex->xyz[1] - ymin) / dy;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4206 if(diff > 1)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4207 diff = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4208 else if(diff < 0)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4209 diff = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4210 imap = (unsigned long)(diff * dmax);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4211 offs += (*action)(imap, 4);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4212 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4213
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4214 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4215 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4216
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4217 /* Put vertex' rgb value (8bit for every component) in shader stream */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4218
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4219 static int gl2psPrintPDFShaderStreamDataRGB(GL2PSvertex *vertex,
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4220 size_t (*action)(unsigned long data,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4221 size_t size))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4222 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4223 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4224 unsigned long imap;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4225 double dmax = ~1UL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4226
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4227 /* FIXME: temp bux fix for 64 bit archs: */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4228 if(sizeof(unsigned long) == 8) dmax = dmax - 2048.;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4229
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4230 imap = (unsigned long)((vertex->rgba[0]) * dmax);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4231 offs += (*action)(imap, 1);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4232
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4233 imap = (unsigned long)((vertex->rgba[1]) * dmax);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4234 offs += (*action)(imap, 1);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4235
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4236 imap = (unsigned long)((vertex->rgba[2]) * dmax);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4237 offs += (*action)(imap, 1);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4238
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4239 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4240 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4241
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4242 /* Put vertex' alpha (8/16bit) in shader stream */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4243
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4244 static int gl2psPrintPDFShaderStreamDataAlpha(GL2PSvertex *vertex,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4245 size_t (*action)(unsigned long data,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4246 size_t size),
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4247 int sigbyte)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4248 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4249 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4250 unsigned long imap;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4251 double dmax = ~1UL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4252
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4253 /* FIXME: temp bux fix for 64 bit archs: */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4254 if(sizeof(unsigned long) == 8) dmax = dmax - 2048.;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4255
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4256 if(sigbyte != 8 && sigbyte != 16)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4257 sigbyte = 8;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4258
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4259 sigbyte /= 8;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4260
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4261 imap = (unsigned long)((vertex->rgba[3]) * dmax);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4262
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4263 offs += (*action)(imap, sigbyte);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4264
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4265 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4266 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4267
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4268 /* Put a triangles raw data in shader stream */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4269
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4270 static int gl2psPrintPDFShaderStreamData(GL2PStriangle *triangle,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4271 GLfloat dx, GLfloat dy,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4272 GLfloat xmin, GLfloat ymin,
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4273 size_t (*action)(unsigned long data,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4274 size_t size),
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4275 int gray)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4276 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4277 int i, offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4278 GL2PSvertex v;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4279
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4280 if(gray && gray != 8 && gray != 16)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4281 gray = 8;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4282
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4283 for(i = 0; i < 3; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4284 offs += gl2psPrintPDFShaderStreamDataCoord(&triangle->vertex[i], action,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4285 dx, dy, xmin, ymin);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4286 if(gray){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4287 v = triangle->vertex[i];
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4288 offs += gl2psPrintPDFShaderStreamDataAlpha(&v, action, gray);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4289 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4290 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4291 offs += gl2psPrintPDFShaderStreamDataRGB(&triangle->vertex[i], action);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4292 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4293 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4294
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4295 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4296 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4297
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4298 static void gl2psPDFRectHull(GLfloat *xmin, GLfloat *xmax,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4299 GLfloat *ymin, GLfloat *ymax,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4300 GL2PStriangle *triangles, int cnt)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4301 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4302 int i, j;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4303
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4304 *xmin = triangles[0].vertex[0].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4305 *xmax = triangles[0].vertex[0].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4306 *ymin = triangles[0].vertex[0].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4307 *ymax = triangles[0].vertex[0].xyz[1];
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4308
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4309 for(i = 0; i < cnt; ++i){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4310 for(j = 0; j < 3; ++j){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4311 if(*xmin > triangles[i].vertex[j].xyz[0])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4312 *xmin = triangles[i].vertex[j].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4313 if(*xmax < triangles[i].vertex[j].xyz[0])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4314 *xmax = triangles[i].vertex[j].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4315 if(*ymin > triangles[i].vertex[j].xyz[1])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4316 *ymin = triangles[i].vertex[j].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4317 if(*ymax < triangles[i].vertex[j].xyz[1])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4318 *ymax = triangles[i].vertex[j].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4319 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4320 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4321 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4322
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4323 /* Writes shaded triangle
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4324 gray == 0 means write RGB triangles
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4325 gray == 8 8bit-grayscale (for alpha masks)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4326 gray == 16 16bit-grayscale (for alpha masks) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4327
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4328 static int gl2psPrintPDFShader(int obj, GL2PStriangle *triangles,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4329 int size, int gray)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4330 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4331 int i, offs = 0, vertexbytes, done = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4332 GLfloat xmin, xmax, ymin, ymax;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4333
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4334 switch(gray){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4335 case 0:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4336 vertexbytes = 1+4+4+1+1+1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4337 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4338 case 8:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4339 vertexbytes = 1+4+4+1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4340 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4341 case 16:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4342 vertexbytes = 1+4+4+2;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4343 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4344 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4345 gray = 8;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4346 vertexbytes = 1+4+4+1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4347 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4348 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4349
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4350 gl2psPDFRectHull(&xmin, &xmax, &ymin, &ymax, triangles, size);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4351
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4352 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4353 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4354 "<< "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4355 "/ShadingType 4 "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4356 "/ColorSpace %s "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4357 "/BitsPerCoordinate 32 "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4358 "/BitsPerComponent %d "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4359 "/BitsPerFlag 8 "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4360 "/Decode [%f %f %f %f 0 1 %s] ",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4361 obj,
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4362 (gray) ? "/DeviceGray" : "/DeviceRGB",
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4363 (gray) ? gray : 8,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4364 xmin, xmax, ymin, ymax,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4365 (gray) ? "" : "0 1 0 1");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4366
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4367 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4368 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4369 gl2psAllocCompress(vertexbytes * size * 3);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4370
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4371 for(i = 0; i < size; ++i)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4372 gl2psPrintPDFShaderStreamData(&triangles[i],
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4373 xmax-xmin, ymax-ymin, xmin, ymin,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4374 gl2psWriteBigEndianCompress, gray);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4375
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4376 if(Z_OK == gl2psDeflate() && 23 + gl2ps->compress->destLen < gl2ps->compress->srcLen){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4377 offs += gl2psPrintPDFCompressorType();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4378 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4379 "/Length %d "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4380 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4381 "stream\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4382 (int)gl2ps->compress->destLen);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4383 offs += gl2ps->compress->destLen * fwrite(gl2ps->compress->dest,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4384 gl2ps->compress->destLen,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4385 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4386 done = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4387 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4388 gl2psFreeCompress();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4389 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4390 #endif
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4391
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4392 if(!done){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4393 /* no compression, or too long after compression, or compress error
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4394 -> write non-compressed entry */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4395 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4396 "/Length %d "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4397 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4398 "stream\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4399 vertexbytes * 3 * size);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4400 for(i = 0; i < size; ++i)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4401 offs += gl2psPrintPDFShaderStreamData(&triangles[i],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4402 xmax-xmin, ymax-ymin, xmin, ymin,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4403 gl2psWriteBigEndian, gray);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4404 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4405
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4406 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4407 "\nendstream\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4408 "endobj\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4409
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4410 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4411 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4412
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4413 /* Writes a XObject for a shaded triangle mask */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4414
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4415 static int gl2psPrintPDFShaderMask(int obj, int childobj)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4416 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4417 int offs = 0, len;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4418
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4419 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4420 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4421 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4422 "/Type /XObject\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4423 "/Subtype /Form\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4424 "/BBox [ %d %d %d %d ]\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4425 "/Group \n<<\n/S /Transparency /CS /DeviceRGB\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4426 ">>\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4427 obj,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4428 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4429 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4430
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4431 len = (childobj>0)
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4432 ? strlen("/TrSh sh\n") + (int)log10((double)childobj)+1
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4433 : strlen("/TrSh0 sh\n");
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4434
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4435 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4436 "/Length %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4437 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4438 "stream\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4439 len);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4440 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4441 "/TrSh%d sh\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4442 childobj);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4443 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4444 "endstream\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4445 "endobj\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4446
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4447 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4448 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4449
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4450 /* Writes a Extended graphics state for a shaded triangle mask if
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4451 simplealpha ist true the childobj argument is ignored and a /ca
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4452 statement will be written instead */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4453
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4454 static int gl2psPrintPDFShaderExtGS(int obj, int childobj)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4455 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4456 int offs = 0;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4457
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4458 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4459 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4460 "<<\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4461 obj);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4462
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4463 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4464 "/SMask << /S /Alpha /G %d 0 R >> ",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4465 childobj);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4466
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4467 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4468 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4469 "endobj\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4470 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4471 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4472
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4473 /* a simple graphics state */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4474
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4475 static int gl2psPrintPDFShaderSimpleExtGS(int obj, GLfloat alpha)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4476 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4477 int offs = 0;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4478
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4479 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4480 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4481 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4482 "/ca %g"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4483 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4484 "endobj\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4485 obj, alpha);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4486 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4487 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4488
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4489 /* Similar groups of functions for pixmaps and text */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4490
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4491 static int gl2psPrintPDFPixmapStreamData(GL2PSimage *im,
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4492 size_t (*action)(unsigned long data,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4493 size_t size),
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4494 int gray)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4495 {
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
4496 int x, y, shift;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4497 GLfloat r, g, b, a;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4498
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4499 if(im->format != GL_RGBA && gray)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4500 return 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4501
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
4502 if(gray && gray != 8 && gray != 16)
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4503 gray = 8;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4504
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4505 gray /= 8;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4506
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
4507 shift = (sizeof(unsigned long) - 1) * 8;
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
4508
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4509 for(y = 0; y < im->height; ++y){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4510 for(x = 0; x < im->width; ++x){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4511 a = gl2psGetRGB(im, x, y, &r, &g, &b);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4512 if(im->format == GL_RGBA && gray){
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
4513 (*action)((unsigned long)(a * 255) << shift, gray);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4514 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4515 else{
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
4516 (*action)((unsigned long)(r * 255) << shift, 1);
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
4517 (*action)((unsigned long)(g * 255) << shift, 1);
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
4518 (*action)((unsigned long)(b * 255) << shift, 1);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4519 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4520 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4521 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4522
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4523 switch(gray){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4524 case 0: return 3 * im->width * im->height;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4525 case 1: return im->width * im->height;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4526 case 2: return 2 * im->width * im->height;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4527 default: return 3 * im->width * im->height;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4528 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4529 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4530
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4531 static int gl2psPrintPDFPixmap(int obj, int childobj, GL2PSimage *im, int gray)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4532 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4533 int offs = 0, done = 0, sigbytes = 3;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4534
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4535 if(gray && gray !=8 && gray != 16)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4536 gray = 8;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4537
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4538 if(gray)
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4539 sigbytes = gray / 8;
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4540
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4541 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4542 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4543 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4544 "/Type /XObject\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4545 "/Subtype /Image\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4546 "/Width %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4547 "/Height %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4548 "/ColorSpace %s \n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4549 "/BitsPerComponent 8\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4550 obj,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4551 (int)im->width, (int)im->height,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4552 (gray) ? "/DeviceGray" : "/DeviceRGB" );
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4553 if(GL_RGBA == im->format && gray == 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4554 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4555 "/SMask %d 0 R\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4556 childobj);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4557 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4558
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4559 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4560 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4561 gl2psAllocCompress((int)(im->width * im->height * sigbytes));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4562
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4563 gl2psPrintPDFPixmapStreamData(im, gl2psWriteBigEndianCompress, gray);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4564
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4565 if(Z_OK == gl2psDeflate() && 23 + gl2ps->compress->destLen < gl2ps->compress->srcLen){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4566 offs += gl2psPrintPDFCompressorType();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4567 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4568 "/Length %d "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4569 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4570 "stream\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4571 (int)gl2ps->compress->destLen);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4572 offs += gl2ps->compress->destLen * fwrite(gl2ps->compress->dest, gl2ps->compress->destLen,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4573 1, gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4574 done = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4575 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4576 gl2psFreeCompress();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4577 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4578 #endif
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4579
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4580 if(!done){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4581 /* no compression, or too long after compression, or compress error
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4582 -> write non-compressed entry */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4583 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4584 "/Length %d "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4585 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4586 "stream\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4587 (int)(im->width * im->height * sigbytes));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4588 offs += gl2psPrintPDFPixmapStreamData(im, gl2psWriteBigEndian, gray);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4589 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4590
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4591 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4592 "\nendstream\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4593 "endobj\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4594
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4595 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4596 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4597
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4598 static int gl2psPrintPDFText(int obj, GL2PSstring *s, int fontnumber)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4599 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4600 int offs = 0;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4601
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4602 offs += fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4603 "%d 0 obj\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4604 "<<\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4605 "/Type /Font\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4606 "/Subtype /Type1\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4607 "/Name /F%d\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4608 "/BaseFont /%s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4609 "/Encoding /MacRomanEncoding\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4610 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4611 "endobj\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4612 obj, fontnumber, s->fontname);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4613 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4614 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4615
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4616 /* Write the physical objects */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4617
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4618 static int gl2psPDFgroupListWriteObjects(int entryoffs)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4619 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4620 int i,j;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4621 GL2PSprimitive *p = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4622 GL2PSpdfgroup *gro;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4623 int offs = entryoffs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4624 GL2PStriangle *triangles;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4625 int size = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4626
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4627 if(!gl2ps->pdfgrouplist)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4628 return offs;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4629
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4630 for(i = 0; i < gl2psListNbr(gl2ps->pdfgrouplist); ++i){
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4631 gro = (GL2PSpdfgroup*)gl2psListPointer(gl2ps->pdfgrouplist, i);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4632 if(!gl2psListNbr(gro->ptrlist))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4633 continue;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4634 p = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4635 switch(p->type){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4636 case GL2PS_POINT:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4637 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4638 case GL2PS_LINE:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4639 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4640 case GL2PS_TRIANGLE:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4641 size = gl2psListNbr(gro->ptrlist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4642 triangles = (GL2PStriangle*)gl2psMalloc(sizeof(GL2PStriangle) * size);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4643 for(j = 0; j < size; ++j){
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4644 p = *(GL2PSprimitive**)gl2psListPointer(gro->ptrlist, j);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4645 gl2psFillTriangleFromPrimitive(&triangles[j], p, GL_TRUE);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4646 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4647 if(triangles[0].prop & T_VAR_COLOR){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4648 gl2ps->xreflist[gro->shobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4649 offs += gl2psPrintPDFShader(gro->shobjno, triangles, size, 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4650 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4651 if(triangles[0].prop & T_ALPHA_LESS_1){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4652 gl2ps->xreflist[gro->gsobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4653 offs += gl2psPrintPDFShaderSimpleExtGS(gro->gsobjno, triangles[0].vertex[0].rgba[3]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4654 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4655 if(triangles[0].prop & T_VAR_ALPHA){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4656 gl2ps->xreflist[gro->gsobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4657 offs += gl2psPrintPDFShaderExtGS(gro->gsobjno, gro->trgroupobjno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4658 gl2ps->xreflist[gro->trgroupobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4659 offs += gl2psPrintPDFShaderMask(gro->trgroupobjno, gro->maskshno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4660 gl2ps->xreflist[gro->maskshobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4661 offs += gl2psPrintPDFShader(gro->maskshobjno, triangles, size, 8);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4662 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4663 gl2psFree(triangles);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4664 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4665 case GL2PS_PIXMAP:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4666 gl2ps->xreflist[gro->imobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4667 offs += gl2psPrintPDFPixmap(gro->imobjno, gro->imobjno+1, p->data.image, 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4668 if(p->data.image->format == GL_RGBA){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4669 gl2ps->xreflist[gro->imobjno+1] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4670 offs += gl2psPrintPDFPixmap(gro->imobjno+1, -1, p->data.image, 8);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4671 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4672 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4673 case GL2PS_TEXT:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4674 gl2ps->xreflist[gro->fontobjno] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4675 offs += gl2psPrintPDFText(gro->fontobjno,p->data.text,gro->fontno);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4676 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4677 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4678 /* alignment contains the format for which the special output text
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4679 is intended */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4680 if(p->data.text->alignment == GL2PS_PDF)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4681 offs += fprintf(gl2ps->stream, "%s\n", p->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4682 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4683 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4684 break;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4685 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4686 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4687 return offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4688 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4689
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4690 /* All variable data has been written at this point and all required
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4691 functioninality has been gathered, so we can write now file footer
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4692 with cross reference table and trailer */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4693
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4694 static void gl2psPrintPDFFooter(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4695 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4696 int i, offs;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4697
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4698 gl2psPDFgroupListInit();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4699 gl2psPDFgroupListWriteMainStream();
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4700
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4701 offs = gl2ps->xreflist[5] + gl2ps->streamlength;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4702 offs += gl2psClosePDFDataStream();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4703 gl2ps->xreflist[5] = offs;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4704
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4705 offs += gl2psPrintPDFDataStreamLength(gl2ps->streamlength);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4706 gl2ps->xreflist[6] = offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4707 gl2ps->streamlength = 0;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4708
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4709 offs += gl2psPrintPDFOpenPage();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4710 offs += gl2psPDFgroupListWriteVariableResources();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4711 gl2ps->xreflist = (int*)gl2psRealloc(gl2ps->xreflist,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4712 sizeof(int) * (gl2ps->objects_stack + 1));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4713 gl2ps->xreflist[7] = offs;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4714
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4715 offs += gl2psPrintPDFGSObject();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4716 gl2ps->xreflist[8] = offs;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4717
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4718 gl2ps->xreflist[gl2ps->objects_stack] =
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4719 gl2psPDFgroupListWriteObjects(gl2ps->xreflist[8]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4720
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4721 /* Start cross reference table. The file has to been opened in
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4722 binary mode to preserve the 20 digit string length! */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4723 fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4724 "xref\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4725 "0 %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4726 "%010d 65535 f \n", gl2ps->objects_stack, 0);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4727
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4728 for(i = 1; i < gl2ps->objects_stack; ++i)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4729 fprintf(gl2ps->stream, "%010d 00000 n \n", gl2ps->xreflist[i]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4730
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4731 fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4732 "trailer\n"
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4733 "<<\n"
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4734 "/Size %d\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4735 "/Info 1 0 R\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4736 "/Root 2 0 R\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4737 ">>\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4738 "startxref\n%d\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4739 "%%%%EOF\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4740 gl2ps->objects_stack, gl2ps->xreflist[gl2ps->objects_stack]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4741
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4742 /* Free auxiliary lists and arrays */
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4743 gl2psFree(gl2ps->xreflist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4744 gl2psListAction(gl2ps->pdfprimlist, gl2psFreePrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4745 gl2psListDelete(gl2ps->pdfprimlist);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4746 gl2psPDFgroupListDelete();
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4747
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4748 #if defined(GL2PS_HAVE_ZLIB)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4749 if(gl2ps->options & GL2PS_COMPRESS){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4750 gl2psFreeCompress();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4751 gl2psFree(gl2ps->compress);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4752 gl2ps->compress = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4753 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4754 #endif
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4755 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4756
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4757 /* PDF begin viewport */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4758
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4759 static void gl2psPrintPDFBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4760 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4761 int offs = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4762 GLint index;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4763 GLfloat rgba[4];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4764 int x = viewport[0], y = viewport[1], w = viewport[2], h = viewport[3];
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4765
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4766 glRenderMode(GL_FEEDBACK);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4767
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4768 if(gl2ps->header){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4769 gl2psPrintPDFHeader();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4770 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4771 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4772
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4773 offs += gl2psPrintf("q\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4774
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4775 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4776 if(gl2ps->colormode == GL_RGBA || gl2ps->colorsize == 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4777 glGetFloatv(GL_COLOR_CLEAR_VALUE, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4778 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4779 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4780 glGetIntegerv(GL_INDEX_CLEAR_VALUE, &index);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4781 rgba[0] = gl2ps->colormap[index][0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4782 rgba[1] = gl2ps->colormap[index][1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4783 rgba[2] = gl2ps->colormap[index][2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4784 rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4785 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4786 offs += gl2psPrintPDFFillColor(rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4787 offs += gl2psPrintf("%d %d %d %d re\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4788 "W\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4789 "f\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4790 x, y, w, h);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4791 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4792 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4793 offs += gl2psPrintf("%d %d %d %d re\n"
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4794 "W\n"
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4795 "n\n",
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4796 x, y, w, h);
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4797 }
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4798
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4799 gl2ps->streamlength += offs;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4800 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4801
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4802 static GLint gl2psPrintPDFEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4803 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4804 GLint res;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4805
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4806 res = gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4807 gl2ps->streamlength += gl2psPrintf("Q\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4808 return res;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4809 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4810
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4811 static void gl2psPrintPDFFinalPrimitive(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4812 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4813 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4814
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4815 /* definition of the PDF backend */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4816
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4817 static GL2PSbackend gl2psPDF = {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4818 gl2psPrintPDFHeader,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4819 gl2psPrintPDFFooter,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4820 gl2psPrintPDFBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4821 gl2psPrintPDFEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4822 gl2psPrintPDFPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4823 gl2psPrintPDFFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4824 "pdf",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4825 "Portable Document Format"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4826 };
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4827
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4828 /*********************************************************************
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4829 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4830 * SVG routines
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4831 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4832 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4833
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4834 static void gl2psSVGGetCoordsAndColors(int n, GL2PSvertex *verts,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4835 GL2PSxyz *xyz, GL2PSrgba *rgba)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4836 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4837 int i, j;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4838
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4839 for(i = 0; i < n; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4840 xyz[i][0] = verts[i].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4841 xyz[i][1] = gl2ps->viewport[3] - verts[i].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4842 xyz[i][2] = 0.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4843 for(j = 0; j < 4; j++)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4844 rgba[i][j] = verts[i].rgba[j];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4845 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4846 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4847
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4848 static void gl2psSVGGetColorString(GL2PSrgba rgba, char str[32])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4849 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4850 int r = (int)(255. * rgba[0]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4851 int g = (int)(255. * rgba[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4852 int b = (int)(255. * rgba[2]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4853 int rc = (r < 0) ? 0 : (r > 255) ? 255 : r;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4854 int gc = (g < 0) ? 0 : (g > 255) ? 255 : g;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4855 int bc = (b < 0) ? 0 : (b > 255) ? 255 : b;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4856 sprintf(str, "#%2.2x%2.2x%2.2x", rc, gc, bc);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4857 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4858
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4859 static void gl2psPrintSVGHeader(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4860 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4861 int x, y, width, height;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4862 char col[32];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4863 time_t now;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4864
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4865 time(&now);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4866
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4867 if (gl2ps->options & GL2PS_LANDSCAPE){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4868 x = (int)gl2ps->viewport[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4869 y = (int)gl2ps->viewport[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4870 width = (int)gl2ps->viewport[3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4871 height = (int)gl2ps->viewport[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4872 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4873 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4874 x = (int)gl2ps->viewport[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4875 y = (int)gl2ps->viewport[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4876 width = (int)gl2ps->viewport[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4877 height = (int)gl2ps->viewport[3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4878 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4879
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4880 /* Compressed SVG files (.svgz) are simply gzipped SVG files */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4881 gl2psPrintGzipHeader();
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4882
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4883 gl2psPrintf("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4884 gl2psPrintf("<svg xmlns=\"http://www.w3.org/2000/svg\"\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4885 gl2psPrintf(" xmlns:xlink=\"http://www.w3.org/1999/xlink\"\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4886 " width=\"%dpx\" height=\"%dpx\" viewBox=\"%d %d %d %d\">\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4887 width, height, x, y, width, height);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4888 gl2psPrintf("<title>%s</title>\n", gl2ps->title);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4889 gl2psPrintf("<desc>\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4890 gl2psPrintf("Creator: GL2PS %d.%d.%d%s, %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4891 "For: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4892 "CreationDate: %s",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4893 GL2PS_MAJOR_VERSION, GL2PS_MINOR_VERSION, GL2PS_PATCH_VERSION,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4894 GL2PS_EXTRA_VERSION, GL2PS_COPYRIGHT, gl2ps->producer, ctime(&now));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4895 gl2psPrintf("</desc>\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4896 gl2psPrintf("<defs>\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4897 gl2psPrintf("</defs>\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4898
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4899 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4900 gl2psSVGGetColorString(gl2ps->bgcolor, col);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4901 gl2psPrintf("<polygon fill=\"%s\" points=\"%d,%d %d,%d %d,%d %d,%d\"/>\n", col,
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4902 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1],
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4903 (int)gl2ps->viewport[2], (int)gl2ps->viewport[1],
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4904 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3],
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4905 (int)gl2ps->viewport[0], (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4906 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4907
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4908 /* group all the primitives and disable antialiasing */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4909 gl2psPrintf("<g shape-rendering=\"crispEdges\">\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4910 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4911
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4912 static void gl2psPrintSVGSmoothTriangle(GL2PSxyz xyz[3], GL2PSrgba rgba[3])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4913 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4914 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4915 GL2PSxyz xyz2[3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4916 GL2PSrgba rgba2[3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4917 char col[32];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4918
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4919 /* Apparently there is no easy way to do Gouraud shading in SVG
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4920 without explicitly pre-defining gradients, so for now we just do
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4921 recursive subdivision */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4922
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4923 if(gl2psSameColorThreshold(3, rgba, gl2ps->threshold)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4924 gl2psSVGGetColorString(rgba[0], col);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4925 gl2psPrintf("<polygon fill=\"%s\" ", col);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4926 if(rgba[0][3] < 1.0F) gl2psPrintf("fill-opacity=\"%g\" ", rgba[0][3]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4927 gl2psPrintf("points=\"%g,%g %g,%g %g,%g\"/>\n", xyz[0][0], xyz[0][1],
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4928 xyz[1][0], xyz[1][1], xyz[2][0], xyz[2][1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4929 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4930 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4931 /* subdivide into 4 subtriangles */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4932 for(i = 0; i < 3; i++){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4933 xyz2[0][i] = xyz[0][i];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4934 xyz2[1][i] = 0.5F * (xyz[0][i] + xyz[1][i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4935 xyz2[2][i] = 0.5F * (xyz[0][i] + xyz[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4936 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4937 for(i = 0; i < 4; i++){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4938 rgba2[0][i] = rgba[0][i];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4939 rgba2[1][i] = 0.5F * (rgba[0][i] + rgba[1][i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4940 rgba2[2][i] = 0.5F * (rgba[0][i] + rgba[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4941 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4942 gl2psPrintSVGSmoothTriangle(xyz2, rgba2);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4943 for(i = 0; i < 3; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4944 xyz2[0][i] = 0.5F * (xyz[0][i] + xyz[1][i]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4945 xyz2[1][i] = xyz[1][i];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4946 xyz2[2][i] = 0.5F * (xyz[1][i] + xyz[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4947 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4948 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4949 rgba2[0][i] = 0.5F * (rgba[0][i] + rgba[1][i]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4950 rgba2[1][i] = rgba[1][i];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4951 rgba2[2][i] = 0.5F * (rgba[1][i] + rgba[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4952 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4953 gl2psPrintSVGSmoothTriangle(xyz2, rgba2);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4954 for(i = 0; i < 3; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4955 xyz2[0][i] = 0.5F * (xyz[0][i] + xyz[2][i]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4956 xyz2[1][i] = xyz[2][i];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4957 xyz2[2][i] = 0.5F * (xyz[1][i] + xyz[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4958 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4959 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4960 rgba2[0][i] = 0.5F * (rgba[0][i] + rgba[2][i]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4961 rgba2[1][i] = rgba[2][i];
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4962 rgba2[2][i] = 0.5F * (rgba[1][i] + rgba[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4963 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4964 gl2psPrintSVGSmoothTriangle(xyz2, rgba2);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4965 for(i = 0; i < 3; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4966 xyz2[0][i] = 0.5F * (xyz[0][i] + xyz[1][i]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4967 xyz2[1][i] = 0.5F * (xyz[1][i] + xyz[2][i]);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4968 xyz2[2][i] = 0.5F * (xyz[0][i] + xyz[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4969 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4970 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4971 rgba2[0][i] = 0.5F * (rgba[0][i] + rgba[1][i]);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4972 rgba2[1][i] = 0.5F * (rgba[1][i] + rgba[2][i]);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4973 rgba2[2][i] = 0.5F * (rgba[0][i] + rgba[2][i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4974 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4975 gl2psPrintSVGSmoothTriangle(xyz2, rgba2);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4976 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4977 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4978
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4979 static void gl2psPrintSVGDash(GLushort pattern, GLint factor)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4980 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4981 int i, n, array[10];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4982
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4983 if(!pattern || !factor) return; /* solid line */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4984
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4985 gl2psParseStipplePattern(pattern, factor, &n, array);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4986 gl2psPrintf("stroke-dasharray=\"");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4987 for(i = 0; i < n; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4988 if(i) gl2psPrintf(",");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4989 gl2psPrintf("%d", array[i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4990 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4991 gl2psPrintf("\" ");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4992 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4993
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4994 static void gl2psEndSVGLine(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4995 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4996 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4997 if(gl2ps->lastvertex.rgba[0] >= 0.){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
4998 gl2psPrintf("%g,%g\"/>\n", gl2ps->lastvertex.xyz[0],
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
4999 gl2ps->viewport[3] - gl2ps->lastvertex.xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5000 for(i = 0; i < 3; i++)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5001 gl2ps->lastvertex.xyz[i] = -1.;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5002 for(i = 0; i < 4; i++)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5003 gl2ps->lastvertex.rgba[i] = -1.;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5004 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5005 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5006
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5007 static void gl2psPrintSVGPixmap(GLfloat x, GLfloat y, GL2PSimage *pixmap)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5008 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5009 #if defined(GL2PS_HAVE_LIBPNG)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5010 GL2PSlist *png;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5011 unsigned char c;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5012 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5013
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5014 /* The only image types supported by the SVG standard are JPEG, PNG
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5015 and SVG. Here we choose PNG, and since we want to embed the image
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5016 directly in the SVG stream (and not link to an external image
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5017 file), we need to encode the pixmap into PNG in memory, then
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5018 encode it into base64. */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5019
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5020 png = gl2psListCreate(pixmap->width * pixmap->height * 3, 1000,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5021 sizeof(unsigned char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5022 gl2psConvertPixmapToPNG(pixmap, png);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5023 gl2psListEncodeBase64(png);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5024 gl2psPrintf("<image x=\"%g\" y=\"%g\" width=\"%d\" height=\"%d\"\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5025 x, y - pixmap->height, pixmap->width, pixmap->height);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5026 gl2psPrintf("xlink:href=\"data:image/png;base64,");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5027 for(i = 0; i < gl2psListNbr(png); i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5028 gl2psListRead(png, i, &c);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5029 gl2psPrintf("%c", c);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5030 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5031 gl2psPrintf("\"/>\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5032 gl2psListDelete(png);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5033 #else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5034 gl2psMsg(GL2PS_WARNING, "GL2PS must be compiled with PNG support in "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5035 "order to embed images in SVG streams");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5036 #endif
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5037 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5038
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5039 static void gl2psPrintSVGPrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5040 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5041 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5042 GL2PSxyz xyz[4];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5043 GL2PSrgba rgba[4];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5044 char col[32];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5045 int newline;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5046
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5047 prim = *(GL2PSprimitive**)data;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5048
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5049 if((gl2ps->options & GL2PS_OCCLUSION_CULL) && prim->culled) return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5050
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5051 /* We try to draw connected lines as a single path to get nice line
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5052 joins and correct stippling. So if the primitive to print is not
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5053 a line we must first finish the current line (if any): */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5054 if(prim->type != GL2PS_LINE) gl2psEndSVGLine();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5055
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5056 gl2psSVGGetCoordsAndColors(prim->numverts, prim->verts, xyz, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5057
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5058 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5059 case GL2PS_POINT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5060 gl2psSVGGetColorString(rgba[0], col);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5061 gl2psPrintf("<circle fill=\"%s\" ", col);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5062 if(rgba[0][3] < 1.0F) gl2psPrintf("fill-opacity=\"%g\" ", rgba[0][3]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5063 gl2psPrintf("cx=\"%g\" cy=\"%g\" r=\"%g\"/>\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5064 xyz[0][0], xyz[0][1], 0.5 * prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5065 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5066 case GL2PS_LINE :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5067 if(!gl2psSamePosition(gl2ps->lastvertex.xyz, prim->verts[0].xyz) ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5068 !gl2psSameColor(gl2ps->lastrgba, prim->verts[0].rgba) ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5069 gl2ps->lastlinewidth != prim->width ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5070 gl2ps->lastpattern != prim->pattern ||
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5071 gl2ps->lastfactor != prim->factor){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5072 /* End the current line if the new segment does not start where
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5073 the last one ended, or if the color, the width or the
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5074 stippling have changed (we will need to use multi-point
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5075 gradients for smooth-shaded lines) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5076 gl2psEndSVGLine();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5077 newline = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5078 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5079 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5080 newline = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5081 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5082 gl2ps->lastvertex = prim->verts[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5083 gl2psSetLastColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5084 gl2ps->lastlinewidth = prim->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5085 gl2ps->lastpattern = prim->pattern;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5086 gl2ps->lastfactor = prim->factor;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5087 if(newline){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5088 gl2psSVGGetColorString(rgba[0], col);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5089 gl2psPrintf("<polyline fill=\"none\" stroke=\"%s\" stroke-width=\"%g\" ",
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5090 col, prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5091 if(rgba[0][3] < 1.0F) gl2psPrintf("stroke-opacity=\"%g\" ", rgba[0][3]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5092 gl2psPrintSVGDash(prim->pattern, prim->factor);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5093 gl2psPrintf("points=\"%g,%g ", xyz[0][0], xyz[0][1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5094 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5095 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5096 gl2psPrintf("%g,%g ", xyz[0][0], xyz[0][1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5097 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5098 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5099 case GL2PS_TRIANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5100 gl2psPrintSVGSmoothTriangle(xyz, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5101 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5102 case GL2PS_QUADRANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5103 gl2psMsg(GL2PS_WARNING, "There should not be any quad left to print");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5104 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5105 case GL2PS_PIXMAP :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5106 gl2psPrintSVGPixmap(xyz[0][0], xyz[0][1], prim->data.image);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5107 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5108 case GL2PS_TEXT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5109 gl2psSVGGetColorString(prim->verts[0].rgba, col);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5110 gl2psPrintf("<text fill=\"%s\" x=\"%g\" y=\"%g\" font-size=\"%d\" ",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5111 col, xyz[0][0], xyz[0][1], prim->data.text->fontsize);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5112 if(prim->data.text->angle)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5113 gl2psPrintf("transform=\"rotate(%g, %g, %g)\" ",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5114 -prim->data.text->angle, xyz[0][0], xyz[0][1]);
10894
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5115 switch(prim->data.text->alignment){
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5116 case GL2PS_TEXT_C:
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5117 gl2psPrintf("text-anchor=\"middle\" baseline-shift=\"%d\" ",
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5118 -prim->data.text->fontsize / 2);
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5119 break;
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5120 case GL2PS_TEXT_CL:
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5121 gl2psPrintf("text-anchor=\"start\" baseline-shift=\"%d\" ",
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5122 -prim->data.text->fontsize / 2);
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5123 break;
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5124 case GL2PS_TEXT_CR:
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5125 gl2psPrintf("text-anchor=\"end\" baseline-shift=\"%d\" ",
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5126 -prim->data.text->fontsize / 2);
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5127 break;
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5128 case GL2PS_TEXT_B:
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5129 gl2psPrintf("text-anchor=\"middle\" baseline-shift=\"0\" ");
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5130 break;
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5131 case GL2PS_TEXT_BR:
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5132 gl2psPrintf("text-anchor=\"end\" baseline-shift=\"0\" ");
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5133 break;
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5134 case GL2PS_TEXT_T:
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5135 gl2psPrintf("text-anchor=\"middle\" baseline-shift=\"%d\" ",
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5136 -prim->data.text->fontsize);
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5137 break;
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5138 case GL2PS_TEXT_TL:
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5139 gl2psPrintf("text-anchor=\"start\" baseline-shift=\"%d\" ",
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5140 -prim->data.text->fontsize);
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5141 break;
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5142 case GL2PS_TEXT_TR:
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5143 gl2psPrintf("text-anchor=\"end\" baseline-shift=\"%d\" ",
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5144 -prim->data.text->fontsize);
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5145 break;
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5146 case GL2PS_TEXT_BL:
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5147 default: /* same as GL2PS_TEXT_BL */
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5148 gl2psPrintf("text-anchor=\"start\" baseline-shift=\"0\" ");
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5149 break;
89f13bc14494 gl2ps.c: Use upstream version gl2ps-1.3.5-svn-20100816.
Ben Abbott <bpabbott@mac.com>
parents: 9950
diff changeset
5150 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5151 if(!strcmp(prim->data.text->fontname, "Times-Roman"))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5152 gl2psPrintf("font-family=\"Times\">");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5153 else if(!strcmp(prim->data.text->fontname, "Times-Bold"))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5154 gl2psPrintf("font-family=\"Times\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5155 else if(!strcmp(prim->data.text->fontname, "Times-Italic"))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5156 gl2psPrintf("font-family=\"Times\" font-style=\"italic\">");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5157 else if(!strcmp(prim->data.text->fontname, "Times-BoldItalic"))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5158 gl2psPrintf("font-family=\"Times\" font-style=\"italic\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5159 else if(!strcmp(prim->data.text->fontname, "Helvetica-Bold"))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5160 gl2psPrintf("font-family=\"Helvetica\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5161 else if(!strcmp(prim->data.text->fontname, "Helvetica-Oblique"))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5162 gl2psPrintf("font-family=\"Helvetica\" font-style=\"oblique\">");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5163 else if(!strcmp(prim->data.text->fontname, "Helvetica-BoldOblique"))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5164 gl2psPrintf("font-family=\"Helvetica\" font-style=\"oblique\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5165 else if(!strcmp(prim->data.text->fontname, "Courier-Bold"))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5166 gl2psPrintf("font-family=\"Courier\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5167 else if(!strcmp(prim->data.text->fontname, "Courier-Oblique"))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5168 gl2psPrintf("font-family=\"Courier\" font-style=\"oblique\">");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5169 else if(!strcmp(prim->data.text->fontname, "Courier-BoldOblique"))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5170 gl2psPrintf("font-family=\"Courier\" font-style=\"oblique\" font-weight=\"bold\">");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5171 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5172 gl2psPrintf("font-family=\"%s\">", prim->data.text->fontname);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5173 gl2psPrintf("%s</text>\n", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5174 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5175 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5176 /* alignment contains the format for which the special output text
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5177 is intended */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5178 if(prim->data.text->alignment == GL2PS_SVG)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5179 gl2psPrintf("%s\n", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5180 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5181 default :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5182 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5183 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5184 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5185
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5186 static void gl2psPrintSVGFooter(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5187 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5188 gl2psPrintf("</g>\n");
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5189 gl2psPrintf("</svg>\n");
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5190
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5191 gl2psPrintGzipFooter();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5192 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5193
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5194 static void gl2psPrintSVGBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5195 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5196 GLint index;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5197 char col[32];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5198 GLfloat rgba[4];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5199 int x = viewport[0], y = viewport[1], w = viewport[2], h = viewport[3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5200
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5201 glRenderMode(GL_FEEDBACK);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5202
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5203 if(gl2ps->header){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5204 gl2psPrintSVGHeader();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5205 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5206 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5207
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5208 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5209 if(gl2ps->colormode == GL_RGBA || gl2ps->colorsize == 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5210 glGetFloatv(GL_COLOR_CLEAR_VALUE, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5211 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5212 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5213 glGetIntegerv(GL_INDEX_CLEAR_VALUE, &index);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5214 rgba[0] = gl2ps->colormap[index][0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5215 rgba[1] = gl2ps->colormap[index][1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5216 rgba[2] = gl2ps->colormap[index][2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5217 rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5218 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5219 gl2psSVGGetColorString(rgba, col);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5220 gl2psPrintf("<polygon fill=\"%s\" points=\"%d,%d %d,%d %d,%d %d,%d\"/>\n", col,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5221 x, gl2ps->viewport[3] - y,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5222 x + w, gl2ps->viewport[3] - y,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5223 x + w, gl2ps->viewport[3] - (y + h),
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5224 x, gl2ps->viewport[3] - (y + h));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5225 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5226
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5227 gl2psPrintf("<clipPath id=\"cp%d%d%d%d\">\n", x, y, w, h);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5228 gl2psPrintf(" <polygon points=\"%d,%d %d,%d %d,%d %d,%d\"/>\n",
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5229 x, gl2ps->viewport[3] - y,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5230 x + w, gl2ps->viewport[3] - y,
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5231 x + w, gl2ps->viewport[3] - (y + h),
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5232 x, gl2ps->viewport[3] - (y + h));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5233 gl2psPrintf("</clipPath>\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5234 gl2psPrintf("<g clip-path=\"url(#cp%d%d%d%d)\">\n", x, y, w, h);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5235 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5236
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5237 static GLint gl2psPrintSVGEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5238 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5239 GLint res;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5240
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5241 res = gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5242 gl2psPrintf("</g>\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5243 return res;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5244 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5245
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5246 static void gl2psPrintSVGFinalPrimitive(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5247 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5248 /* End any remaining line, if any */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5249 gl2psEndSVGLine();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5250 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5251
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5252 /* definition of the SVG backend */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5253
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5254 static GL2PSbackend gl2psSVG = {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5255 gl2psPrintSVGHeader,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5256 gl2psPrintSVGFooter,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5257 gl2psPrintSVGBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5258 gl2psPrintSVGEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5259 gl2psPrintSVGPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5260 gl2psPrintSVGFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5261 "svg",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5262 "Scalable Vector Graphics"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5263 };
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5264
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5265 /*********************************************************************
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5266 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5267 * PGF routines
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5268 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5269 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5270
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5271 static void gl2psPrintPGFColor(GL2PSrgba rgba)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5272 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5273 if(!gl2psSameColor(gl2ps->lastrgba, rgba)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5274 gl2psSetLastColor(rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5275 fprintf(gl2ps->stream, "\\color[rgb]{%f,%f,%f}\n", rgba[0], rgba[1], rgba[2]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5276 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5277 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5278
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5279 static void gl2psPrintPGFHeader(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5280 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5281 time_t now;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5282
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5283 time(&now);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5284
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5285 fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5286 "%% Title: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5287 "%% Creator: GL2PS %d.%d.%d%s, %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5288 "%% For: %s\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5289 "%% CreationDate: %s",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5290 gl2ps->title, GL2PS_MAJOR_VERSION, GL2PS_MINOR_VERSION,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5291 GL2PS_PATCH_VERSION, GL2PS_EXTRA_VERSION, GL2PS_COPYRIGHT,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5292 gl2ps->producer, ctime(&now));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5293
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5294 fprintf(gl2ps->stream, "\\begin{pgfpicture}\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5295 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5296 gl2psPrintPGFColor(gl2ps->bgcolor);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5297 fprintf(gl2ps->stream,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5298 "\\pgfpathrectanglecorners{"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5299 "\\pgfpoint{%dpt}{%dpt}}{\\pgfpoint{%dpt}{%dpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5300 "\\pgfusepath{fill}\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5301 (int)gl2ps->viewport[0], (int)gl2ps->viewport[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5302 (int)gl2ps->viewport[2], (int)gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5303 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5304 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5305
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5306 static void gl2psPrintPGFDash(GLushort pattern, GLint factor)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5307 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5308 int i, n, array[10];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5309
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5310 if(pattern == gl2ps->lastpattern && factor == gl2ps->lastfactor)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5311 return;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5312
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5313 gl2ps->lastpattern = pattern;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5314 gl2ps->lastfactor = factor;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5315
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5316 if(!pattern || !factor){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5317 /* solid line */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5318 fprintf(gl2ps->stream, "\\pgfsetdash{}{0pt}\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5319 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5320 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5321 gl2psParseStipplePattern(pattern, factor, &n, array);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5322 fprintf(gl2ps->stream, "\\pgfsetdash{");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5323 for(i = 0; i < n; i++) fprintf(gl2ps->stream, "{%dpt}", array[i]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5324 fprintf(gl2ps->stream, "}{0pt}\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5325 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5326 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5327
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5328 static const char *gl2psPGFTextAlignment(int align)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5329 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5330 switch(align){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5331 case GL2PS_TEXT_C : return "center";
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5332 case GL2PS_TEXT_CL : return "west";
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5333 case GL2PS_TEXT_CR : return "east";
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5334 case GL2PS_TEXT_B : return "south";
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5335 case GL2PS_TEXT_BR : return "south east";
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5336 case GL2PS_TEXT_T : return "north";
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5337 case GL2PS_TEXT_TL : return "north west";
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5338 case GL2PS_TEXT_TR : return "north east";
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5339 case GL2PS_TEXT_BL :
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5340 default : return "south west";
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5341 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5342 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5343
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5344 static void gl2psPrintPGFPrimitive(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5345 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5346 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5347
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5348 prim = *(GL2PSprimitive**)data;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5349
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5350 switch(prim->type){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5351 case GL2PS_POINT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5352 /* Points in openGL are rectangular */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5353 gl2psPrintPGFColor(prim->verts[0].rgba);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5354 fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5355 "\\pgfpathrectangle{\\pgfpoint{%fpt}{%fpt}}"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5356 "{\\pgfpoint{%fpt}{%fpt}}\n\\pgfusepath{fill}\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5357 prim->verts[0].xyz[0]-0.5*prim->width,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5358 prim->verts[0].xyz[1]-0.5*prim->width,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5359 prim->width,prim->width);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5360 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5361 case GL2PS_LINE :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5362 gl2psPrintPGFColor(prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5363 if(gl2ps->lastlinewidth != prim->width){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5364 gl2ps->lastlinewidth = prim->width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5365 fprintf(gl2ps->stream, "\\pgfsetlinewidth{%fpt}\n", gl2ps->lastlinewidth);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5366 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5367 gl2psPrintPGFDash(prim->pattern, prim->factor);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5368 fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5369 "\\pgfpathmoveto{\\pgfpoint{%fpt}{%fpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5370 "\\pgflineto{\\pgfpoint{%fpt}{%fpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5371 "\\pgfusepath{stroke}\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5372 prim->verts[1].xyz[0], prim->verts[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5373 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5374 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5375 case GL2PS_TRIANGLE :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5376 if(gl2ps->lastlinewidth != 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5377 gl2ps->lastlinewidth = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5378 fprintf(gl2ps->stream, "\\pgfsetlinewidth{0.01pt}\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5379 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5380 gl2psPrintPGFColor(prim->verts[0].rgba);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5381 fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5382 "\\pgfpathmoveto{\\pgfpoint{%fpt}{%fpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5383 "\\pgflineto{\\pgfpoint{%fpt}{%fpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5384 "\\pgflineto{\\pgfpoint{%fpt}{%fpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5385 "\\pgfpathclose\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5386 "\\pgfusepath{fill,stroke}\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5387 prim->verts[2].xyz[0], prim->verts[2].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5388 prim->verts[1].xyz[0], prim->verts[1].xyz[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5389 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5390 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5391 case GL2PS_TEXT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5392 fprintf(gl2ps->stream, "{\n\\pgftransformshift{\\pgfpoint{%fpt}{%fpt}}\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5393 prim->verts[0].xyz[0], prim->verts[0].xyz[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5394
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5395 if(prim->data.text->angle)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5396 fprintf(gl2ps->stream, "\\pgftransformrotate{%f}{", prim->data.text->angle);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5397
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5398 fprintf(gl2ps->stream, "\\pgfnode{rectangle}{%s}{\\fontsize{%d}{0}\\selectfont",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5399 gl2psPGFTextAlignment(prim->data.text->alignment),
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5400 prim->data.text->fontsize);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5401
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5402 fprintf(gl2ps->stream, "\\textcolor[rgb]{%g,%g,%g}{{%s}}",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5403 prim->verts[0].rgba[0], prim->verts[0].rgba[1],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5404 prim->verts[0].rgba[2], prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5405
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5406 fprintf(gl2ps->stream, "}{}{\\pgfusepath{discard}}}\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5407 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5408 case GL2PS_SPECIAL :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5409 /* alignment contains the format for which the special output text
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5410 is intended */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5411 if (prim->data.text->alignment == GL2PS_PGF)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5412 fprintf(gl2ps->stream, "%s\n", prim->data.text->str);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5413 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5414 default :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5415 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5416 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5417 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5418
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5419 static void gl2psPrintPGFFooter(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5420 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5421 fprintf(gl2ps->stream, "\\end{pgfpicture}\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5422 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5423
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5424 static void gl2psPrintPGFBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5425 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5426 GLint index;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5427 GLfloat rgba[4];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5428 int x = viewport[0], y = viewport[1], w = viewport[2], h = viewport[3];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5429
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5430 glRenderMode(GL_FEEDBACK);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5431
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5432 if(gl2ps->header){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5433 gl2psPrintPGFHeader();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5434 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5435 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5436
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5437 fprintf(gl2ps->stream, "\\begin{pgfscope}\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5438 if(gl2ps->options & GL2PS_DRAW_BACKGROUND){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5439 if(gl2ps->colormode == GL_RGBA || gl2ps->colorsize == 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5440 glGetFloatv(GL_COLOR_CLEAR_VALUE, rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5441 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5442 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5443 glGetIntegerv(GL_INDEX_CLEAR_VALUE, &index);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5444 rgba[0] = gl2ps->colormap[index][0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5445 rgba[1] = gl2ps->colormap[index][1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5446 rgba[2] = gl2ps->colormap[index][2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5447 rgba[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5448 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5449 gl2psPrintPGFColor(rgba);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5450 fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5451 "\\pgfpathrectangle{\\pgfpoint{%dpt}{%dpt}}"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5452 "{\\pgfpoint{%dpt}{%dpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5453 "\\pgfusepath{fill}\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5454 x, y, w, h);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5455 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5456
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5457 fprintf(gl2ps->stream,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5458 "\\pgfpathrectangle{\\pgfpoint{%dpt}{%dpt}}"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5459 "{\\pgfpoint{%dpt}{%dpt}}\n"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5460 "\\pgfusepath{clip}\n",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5461 x, y, w, h);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5462 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5463
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5464 static GLint gl2psPrintPGFEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5465 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5466 GLint res;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5467 res = gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5468 fprintf(gl2ps->stream, "\\end{pgfscope}\n");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5469 return res;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5470 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5471
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5472 static void gl2psPrintPGFFinalPrimitive(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5473 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5474 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5475
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5476 /* definition of the PGF backend */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5477
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5478 static GL2PSbackend gl2psPGF = {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5479 gl2psPrintPGFHeader,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5480 gl2psPrintPGFFooter,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5481 gl2psPrintPGFBeginViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5482 gl2psPrintPGFEndViewport,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5483 gl2psPrintPGFPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5484 gl2psPrintPGFFinalPrimitive,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5485 "tex",
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5486 "PGF Latex Graphics"
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5487 };
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5488
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5489 /*********************************************************************
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5490 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5491 * General primitive printing routine
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5492 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5493 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5494
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5495 /* Warning: the ordering of the backends must match the format
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5496 #defines in gl2ps.h */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5497
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5498 static GL2PSbackend *gl2psbackends[] = {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5499 &gl2psPS, /* 0 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5500 &gl2psEPS, /* 1 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5501 &gl2psTEX, /* 2 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5502 &gl2psPDF, /* 3 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5503 &gl2psSVG, /* 4 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5504 &gl2psPGF /* 5 */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5505 };
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5506
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5507 static void gl2psComputeTightBoundingBox(void *data)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5508 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5509 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5510 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5511
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5512 prim = *(GL2PSprimitive**)data;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5513
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5514 for(i = 0; i < prim->numverts; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5515 if(prim->verts[i].xyz[0] < gl2ps->viewport[0])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5516 gl2ps->viewport[0] = (GLint)prim->verts[i].xyz[0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5517 if(prim->verts[i].xyz[0] > gl2ps->viewport[2])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5518 gl2ps->viewport[2] = (GLint)(prim->verts[i].xyz[0] + 0.5F);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5519 if(prim->verts[i].xyz[1] < gl2ps->viewport[1])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5520 gl2ps->viewport[1] = (GLint)prim->verts[i].xyz[1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5521 if(prim->verts[i].xyz[1] > gl2ps->viewport[3])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5522 gl2ps->viewport[3] = (GLint)(prim->verts[i].xyz[1] + 0.5F);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5523 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5524 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5525
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5526 static GLint gl2psPrintPrimitives(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5527 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5528 GL2PSbsptree *root;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5529 GL2PSxyz eye = {0.0F, 0.0F, 100.0F * GL2PS_ZSCALE};
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5530 GLint used;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5531
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5532 used = glRenderMode(GL_RENDER);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5533
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5534 if(used < 0){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5535 gl2psMsg(GL2PS_INFO, "OpenGL feedback buffer overflow");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5536 return GL2PS_OVERFLOW;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5537 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5538
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5539 if(used > 0)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5540 gl2psParseFeedbackBuffer(used);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5541
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5542 gl2psRescaleAndOffset();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5543
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5544 if(gl2ps->header){
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5545 if(gl2psListNbr(gl2ps->primitives) &&
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5546 (gl2ps->options & GL2PS_TIGHT_BOUNDING_BOX)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5547 gl2ps->viewport[0] = gl2ps->viewport[1] = 100000;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5548 gl2ps->viewport[2] = gl2ps->viewport[3] = -100000;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5549 gl2psListAction(gl2ps->primitives, gl2psComputeTightBoundingBox);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5550 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5551 (gl2psbackends[gl2ps->format]->printHeader)();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5552 gl2ps->header = GL_FALSE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5553 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5554
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5555 if(!gl2psListNbr(gl2ps->primitives)){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5556 /* empty feedback buffer and/or nothing else to print */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5557 return GL2PS_NO_FEEDBACK;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5558 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5559
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5560 switch(gl2ps->sort){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5561 case GL2PS_NO_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5562 gl2psListAction(gl2ps->primitives, gl2psbackends[gl2ps->format]->printPrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5563 gl2psListAction(gl2ps->primitives, gl2psFreePrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5564 /* reset the primitive list, waiting for the next viewport */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5565 gl2psListReset(gl2ps->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5566 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5567 case GL2PS_SIMPLE_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5568 gl2psListSort(gl2ps->primitives, gl2psCompareDepth);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5569 if(gl2ps->options & GL2PS_OCCLUSION_CULL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5570 gl2psListActionInverse(gl2ps->primitives, gl2psAddInImageTree);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5571 gl2psFreeBspImageTree(&gl2ps->imagetree);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5572 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5573 gl2psListAction(gl2ps->primitives, gl2psbackends[gl2ps->format]->printPrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5574 gl2psListAction(gl2ps->primitives, gl2psFreePrimitive);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5575 /* reset the primitive list, waiting for the next viewport */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5576 gl2psListReset(gl2ps->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5577 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5578 case GL2PS_BSP_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5579 root = (GL2PSbsptree*)gl2psMalloc(sizeof(GL2PSbsptree));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5580 gl2psBuildBspTree(root, gl2ps->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5581 if(GL_TRUE == gl2ps->boundary) gl2psBuildPolygonBoundary(root);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5582 if(gl2ps->options & GL2PS_OCCLUSION_CULL){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5583 gl2psTraverseBspTree(root, eye, -GL2PS_EPSILON, gl2psLess,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5584 gl2psAddInImageTree, 1);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5585 gl2psFreeBspImageTree(&gl2ps->imagetree);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5586 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5587 gl2psTraverseBspTree(root, eye, GL2PS_EPSILON, gl2psGreater,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5588 gl2psbackends[gl2ps->format]->printPrimitive, 0);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5589 gl2psFreeBspTree(&root);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5590 /* reallocate the primitive list (it's been deleted by
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5591 gl2psBuildBspTree) in case there is another viewport */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5592 gl2ps->primitives = gl2psListCreate(500, 500, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5593 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5594 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5595 gl2psbackends[gl2ps->format]->printFinalPrimitive();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5596
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5597 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5598 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5599
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5600 /*********************************************************************
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5601 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5602 * Public routines
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5603 *
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5604 *********************************************************************/
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5605
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5606 GL2PSDLL_API GLint gl2psBeginPage(const char *title, const char *producer,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5607 GLint viewport[4], GLint format, GLint sort,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5608 GLint options, GLint colormode,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5609 GLint colorsize, GL2PSrgba *colormap,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5610 GLint nr, GLint ng, GLint nb, GLint buffersize,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5611 FILE *stream, const char *filename)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5612 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5613 GLint index;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5614 int i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5615
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5616 if(gl2ps){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5617 gl2psMsg(GL2PS_ERROR, "gl2psBeginPage called in wrong program state");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5618 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5619 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5620
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5621 gl2ps = (GL2PScontext*)gl2psMalloc(sizeof(GL2PScontext));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5622
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5623 if(format >= 0 && format < (GLint)(sizeof(gl2psbackends) / sizeof(gl2psbackends[0]))){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5624 gl2ps->format = format;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5625 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5626 else {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5627 gl2psMsg(GL2PS_ERROR, "Unknown output format: %d", format);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5628 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5629 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5630 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5631 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5632
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5633 switch(sort){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5634 case GL2PS_NO_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5635 case GL2PS_SIMPLE_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5636 case GL2PS_BSP_SORT :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5637 gl2ps->sort = sort;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5638 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5639 default :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5640 gl2psMsg(GL2PS_ERROR, "Unknown sorting algorithm: %d", sort);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5641 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5642 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5643 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5644 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5645
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5646 if(stream){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5647 gl2ps->stream = stream;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5648 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5649 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5650 gl2psMsg(GL2PS_ERROR, "Bad file pointer");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5651 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5652 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5653 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5654 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5655
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5656 gl2ps->header = GL_TRUE;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5657 gl2ps->maxbestroot = 10;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5658 gl2ps->options = options;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5659 gl2ps->compress = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5660 gl2ps->imagemap_head = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5661 gl2ps->imagemap_tail = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5662
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5663 if(gl2ps->options & GL2PS_USE_CURRENT_VIEWPORT){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5664 glGetIntegerv(GL_VIEWPORT, gl2ps->viewport);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5665 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5666 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5667 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5668 gl2ps->viewport[i] = viewport[i];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5669 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5670 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5671
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5672 if(!gl2ps->viewport[2] || !gl2ps->viewport[3]){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5673 gl2psMsg(GL2PS_ERROR, "Incorrect viewport (x=%d, y=%d, width=%d, height=%d)",
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5674 gl2ps->viewport[0], gl2ps->viewport[1],
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5675 gl2ps->viewport[2], gl2ps->viewport[3]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5676 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5677 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5678 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5679 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5680
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5681 gl2ps->threshold[0] = nr ? 1.0F / (GLfloat)nr : 0.064F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5682 gl2ps->threshold[1] = ng ? 1.0F / (GLfloat)ng : 0.034F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5683 gl2ps->threshold[2] = nb ? 1.0F / (GLfloat)nb : 0.100F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5684 gl2ps->colormode = colormode;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5685 gl2ps->buffersize = buffersize > 0 ? buffersize : 2048 * 2048;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5686 for(i = 0; i < 3; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5687 gl2ps->lastvertex.xyz[i] = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5688 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5689 for(i = 0; i < 4; i++){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5690 gl2ps->lastvertex.rgba[i] = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5691 gl2ps->lastrgba[i] = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5692 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5693 gl2ps->lastlinewidth = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5694 gl2ps->lastpattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5695 gl2ps->lastfactor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5696 gl2ps->imagetree = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5697 gl2ps->primitivetoadd = NULL;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5698 gl2ps->zerosurfacearea = GL_FALSE;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5699 gl2ps->pdfprimlist = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5700 gl2ps->pdfgrouplist = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5701 gl2ps->xreflist = NULL;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5702
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5703 /* get default blending mode from current OpenGL state (enabled by
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5704 default for SVG) */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5705 gl2ps->blending = (gl2ps->format == GL2PS_SVG) ? GL_TRUE : glIsEnabled(GL_BLEND);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5706 glGetIntegerv(GL_BLEND_SRC, &gl2ps->blendfunc[0]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5707 glGetIntegerv(GL_BLEND_DST, &gl2ps->blendfunc[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5708
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5709 if(gl2ps->colormode == GL_RGBA){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5710 gl2ps->colorsize = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5711 gl2ps->colormap = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5712 glGetFloatv(GL_COLOR_CLEAR_VALUE, gl2ps->bgcolor);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5713 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5714 else if(gl2ps->colormode == GL_COLOR_INDEX){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5715 if(!colorsize || !colormap){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5716 gl2psMsg(GL2PS_ERROR, "Missing colormap for GL_COLOR_INDEX rendering");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5717 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5718 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5719 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5720 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5721 gl2ps->colorsize = colorsize;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5722 gl2ps->colormap = (GL2PSrgba*)gl2psMalloc(gl2ps->colorsize * sizeof(GL2PSrgba));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5723 memcpy(gl2ps->colormap, colormap, gl2ps->colorsize * sizeof(GL2PSrgba));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5724 glGetIntegerv(GL_INDEX_CLEAR_VALUE, &index);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5725 gl2ps->bgcolor[0] = gl2ps->colormap[index][0];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5726 gl2ps->bgcolor[1] = gl2ps->colormap[index][1];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5727 gl2ps->bgcolor[2] = gl2ps->colormap[index][2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5728 gl2ps->bgcolor[3] = 1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5729 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5730 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5731 gl2psMsg(GL2PS_ERROR, "Unknown color mode in gl2psBeginPage");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5732 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5733 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5734 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5735 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5736
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5737 if(!title){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5738 gl2ps->title = (char*)gl2psMalloc(sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5739 gl2ps->title[0] = '\0';
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5740 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5741 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5742 gl2ps->title = (char*)gl2psMalloc((strlen(title)+1)*sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5743 strcpy(gl2ps->title, title);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5744 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5745
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5746 if(!producer){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5747 gl2ps->producer = (char*)gl2psMalloc(sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5748 gl2ps->producer[0] = '\0';
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5749 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5750 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5751 gl2ps->producer = (char*)gl2psMalloc((strlen(producer)+1)*sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5752 strcpy(gl2ps->producer, producer);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5753 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5754
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5755 if(!filename){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5756 gl2ps->filename = (char*)gl2psMalloc(sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5757 gl2ps->filename[0] = '\0';
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5758 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5759 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5760 gl2ps->filename = (char*)gl2psMalloc((strlen(filename)+1)*sizeof(char));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5761 strcpy(gl2ps->filename, filename);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5762 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5763
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5764 gl2ps->primitives = gl2psListCreate(500, 500, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5765 gl2ps->auxprimitives = gl2psListCreate(100, 100, sizeof(GL2PSprimitive*));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5766 gl2ps->feedback = (GLfloat*)gl2psMalloc(gl2ps->buffersize * sizeof(GLfloat));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5767 glFeedbackBuffer(gl2ps->buffersize, GL_3D_COLOR, gl2ps->feedback);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5768 glRenderMode(GL_FEEDBACK);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5769
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5770 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5771 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5772
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5773 GL2PSDLL_API GLint gl2psEndPage(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5774 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5775 GLint res;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5776
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5777 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5778
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5779 res = gl2psPrintPrimitives();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5780
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5781 if(res != GL2PS_OVERFLOW)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5782 (gl2psbackends[gl2ps->format]->printFooter)();
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5783
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5784 fflush(gl2ps->stream);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5785
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5786 gl2psListDelete(gl2ps->primitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5787 gl2psListDelete(gl2ps->auxprimitives);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5788 gl2psFreeImagemap(gl2ps->imagemap_head);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5789 gl2psFree(gl2ps->colormap);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5790 gl2psFree(gl2ps->title);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5791 gl2psFree(gl2ps->producer);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5792 gl2psFree(gl2ps->filename);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5793 gl2psFree(gl2ps->feedback);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5794 gl2psFree(gl2ps);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5795 gl2ps = NULL;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5796
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5797 return res;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5798 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5799
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5800 GL2PSDLL_API GLint gl2psBeginViewport(GLint viewport[4])
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5801 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5802 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5803
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5804 (gl2psbackends[gl2ps->format]->beginViewport)(viewport);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5805
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5806 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5807 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5808
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5809 GL2PSDLL_API GLint gl2psEndViewport(void)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5810 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5811 GLint res;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5812
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5813 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5814
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5815 res = (gl2psbackends[gl2ps->format]->endViewport)();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5816
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5817 /* reset last used colors, line widths */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5818 gl2ps->lastlinewidth = -1.0F;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5819
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5820 return res;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5821 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5822
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5823 GL2PSDLL_API GLint gl2psTextOpt(const char *str, const char *fontname,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5824 GLshort fontsize, GLint alignment, GLfloat angle)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5825 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5826 return gl2psAddText(GL2PS_TEXT, str, fontname, fontsize, alignment, angle);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5827 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5828
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5829 GL2PSDLL_API GLint gl2psText(const char *str, const char *fontname, GLshort fontsize)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5830 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5831 return gl2psAddText(GL2PS_TEXT, str, fontname, fontsize, GL2PS_TEXT_BL, 0.0F);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5832 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5833
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5834 GL2PSDLL_API GLint gl2psSpecial(GLint format, const char *str)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5835 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5836 return gl2psAddText(GL2PS_SPECIAL, str, "", 0, format, 0.0F);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5837 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5838
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5839 GL2PSDLL_API GLint gl2psDrawPixels(GLsizei width, GLsizei height,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5840 GLint xorig, GLint yorig,
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5841 GLenum format, GLenum type,
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5842 const void *pixels)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5843 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5844 int size, i;
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
5845 GLfloat pos[4], *piv, zoom_x, zoom_y;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5846 GL2PSprimitive *prim;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5847 GLboolean valid;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5848
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5849 if(!gl2ps || !pixels) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5850
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5851 if((width <= 0) || (height <= 0)) return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5852
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5853 if(gl2ps->options & GL2PS_NO_PIXMAP) return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5854
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5855 if((format != GL_RGB && format != GL_RGBA) || type != GL_FLOAT){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5856 gl2psMsg(GL2PS_ERROR, "gl2psDrawPixels only implemented for "
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5857 "GL_RGB/GL_RGBA, GL_FLOAT pixels");
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5858 return GL2PS_ERROR;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5859 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5860
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5861 glGetBooleanv(GL_CURRENT_RASTER_POSITION_VALID, &valid);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5862 if(GL_FALSE == valid) return GL2PS_SUCCESS; /* the primitive is culled */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5863
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5864 glGetFloatv(GL_CURRENT_RASTER_POSITION, pos);
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
5865 glGetFloatv(GL_ZOOM_X, &zoom_x);
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
5866 glGetFloatv(GL_ZOOM_Y, &zoom_y);
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5867
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5868 prim = (GL2PSprimitive*)gl2psMalloc(sizeof(GL2PSprimitive));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5869 prim->type = GL2PS_PIXMAP;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5870 prim->boundary = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5871 prim->numverts = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5872 prim->verts = (GL2PSvertex*)gl2psMalloc(sizeof(GL2PSvertex));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5873 prim->verts[0].xyz[0] = pos[0] + xorig;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5874 prim->verts[0].xyz[1] = pos[1] + yorig;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5875 prim->verts[0].xyz[2] = pos[2];
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5876 prim->culled = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5877 prim->offset = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5878 prim->pattern = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5879 prim->factor = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5880 prim->width = 1;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5881 glGetFloatv(GL_CURRENT_RASTER_COLOR, prim->verts[0].rgba);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5882 prim->data.image = (GL2PSimage*)gl2psMalloc(sizeof(GL2PSimage));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5883 prim->data.image->width = width;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5884 prim->data.image->height = height;
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
5885 prim->data.image->zoom_x = zoom_x;
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
5886 prim->data.image->zoom_y = zoom_y;
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5887 prim->data.image->format = format;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5888 prim->data.image->type = type;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5889
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5890 switch(format){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5891 case GL_RGBA:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5892 if(gl2ps->options & GL2PS_NO_BLENDING || !gl2ps->blending){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5893 /* special case: blending turned off */
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5894 prim->data.image->format = GL_RGB;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5895 size = height * width * 3;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5896 prim->data.image->pixels = (GLfloat*)gl2psMalloc(size * sizeof(GLfloat));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5897 piv = (GLfloat*)pixels;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5898 for(i = 0; i < size; ++i, ++piv){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5899 prim->data.image->pixels[i] = *piv;
9950
7dedfd70dd9f image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents: 9798
diff changeset
5900 if(!((i + 1) % 3))
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5901 ++piv;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5902 }
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5903 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5904 else{
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5905 size = height * width * 4;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5906 prim->data.image->pixels = (GLfloat*)gl2psMalloc(size * sizeof(GLfloat));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5907 memcpy(prim->data.image->pixels, pixels, size * sizeof(GLfloat));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5908 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5909 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5910 case GL_RGB:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5911 default:
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5912 size = height * width * 3;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5913 prim->data.image->pixels = (GLfloat*)gl2psMalloc(size * sizeof(GLfloat));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5914 memcpy(prim->data.image->pixels, pixels, size * sizeof(GLfloat));
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5915 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5916 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5917
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5918 gl2psListAdd(gl2ps->auxprimitives, &prim);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5919 glPassThrough(GL2PS_DRAW_PIXELS_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5920
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5921 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5922 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5923
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5924 GL2PSDLL_API GLint gl2psDrawImageMap(GLsizei width, GLsizei height,
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5925 const GLfloat position[3],
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5926 const unsigned char *imagemap){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5927 int size, i;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5928 int sizeoffloat = sizeof(GLfloat);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5929
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5930 if(!gl2ps || !imagemap) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5931
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5932 if((width <= 0) || (height <= 0)) return GL2PS_ERROR;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
5933
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5934 size = height + height * ((width - 1) / 8);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5935 glPassThrough(GL2PS_IMAGEMAP_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5936 glBegin(GL_POINTS);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5937 glVertex3f(position[0], position[1],position[2]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5938 glEnd();
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5939 glPassThrough((GLfloat)width);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5940 glPassThrough((GLfloat)height);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5941 for(i = 0; i < size; i += sizeoffloat){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5942 float *value = (float*)imagemap;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5943 glPassThrough(*value);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5944 imagemap += sizeoffloat;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5945 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5946 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5947 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5948
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5949 GL2PSDLL_API GLint gl2psEnable(GLint mode)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5950 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5951 GLint tmp;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5952
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5953 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5954
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5955 switch(mode){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5956 case GL2PS_POLYGON_OFFSET_FILL :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5957 glPassThrough(GL2PS_BEGIN_OFFSET_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5958 glGetFloatv(GL_POLYGON_OFFSET_FACTOR, &gl2ps->offset[0]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5959 glGetFloatv(GL_POLYGON_OFFSET_UNITS, &gl2ps->offset[1]);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5960 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5961 case GL2PS_POLYGON_BOUNDARY :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5962 glPassThrough(GL2PS_BEGIN_BOUNDARY_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5963 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5964 case GL2PS_LINE_STIPPLE :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5965 glPassThrough(GL2PS_BEGIN_STIPPLE_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5966 glGetIntegerv(GL_LINE_STIPPLE_PATTERN, &tmp);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5967 glPassThrough((GLfloat)tmp);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5968 glGetIntegerv(GL_LINE_STIPPLE_REPEAT, &tmp);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5969 glPassThrough((GLfloat)tmp);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5970 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5971 case GL2PS_BLEND :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5972 glPassThrough(GL2PS_BEGIN_BLEND_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5973 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5974 default :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5975 gl2psMsg(GL2PS_WARNING, "Unknown mode in gl2psEnable: %d", mode);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5976 return GL2PS_WARNING;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5977 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5978
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5979 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5980 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5981
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5982 GL2PSDLL_API GLint gl2psDisable(GLint mode)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5983 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5984 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5985
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5986 switch(mode){
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5987 case GL2PS_POLYGON_OFFSET_FILL :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5988 glPassThrough(GL2PS_END_OFFSET_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5989 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5990 case GL2PS_POLYGON_BOUNDARY :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5991 glPassThrough(GL2PS_END_BOUNDARY_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5992 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5993 case GL2PS_LINE_STIPPLE :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5994 glPassThrough(GL2PS_END_STIPPLE_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5995 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5996 case GL2PS_BLEND :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5997 glPassThrough(GL2PS_END_BLEND_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5998 break;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
5999 default :
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6000 gl2psMsg(GL2PS_WARNING, "Unknown mode in gl2psDisable: %d", mode);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6001 return GL2PS_WARNING;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6002 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6003
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6004 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6005 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6006
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6007 GL2PSDLL_API GLint gl2psPointSize(GLfloat value)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6008 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6009 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6010
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6011 glPassThrough(GL2PS_POINT_SIZE_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6012 glPassThrough(value);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 10894
diff changeset
6013
9798
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6014 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6015 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6016
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6017 GL2PSDLL_API GLint gl2psLineWidth(GLfloat value)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6018 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6019 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6020
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6021 glPassThrough(GL2PS_LINE_WIDTH_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6022 glPassThrough(value);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6023
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6024 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6025 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6026
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6027 GL2PSDLL_API GLint gl2psBlendFunc(GLenum sfactor, GLenum dfactor)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6028 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6029 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6030
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6031 if(GL_FALSE == gl2psSupportedBlendMode(sfactor, dfactor))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6032 return GL2PS_WARNING;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6033
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6034 glPassThrough(GL2PS_SRC_BLEND_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6035 glPassThrough((GLfloat)sfactor);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6036 glPassThrough(GL2PS_DST_BLEND_TOKEN);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6037 glPassThrough((GLfloat)dfactor);
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6038
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6039 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6040 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6041
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6042 GL2PSDLL_API GLint gl2psSetOptions(GLint options)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6043 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6044 if(!gl2ps) return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6045
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6046 gl2ps->options = options;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6047
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6048 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6049 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6050
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6051 GL2PSDLL_API GLint gl2psGetOptions(GLint *options)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6052 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6053 if(!gl2ps) {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6054 *options = 0;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6055 return GL2PS_UNINITIALIZED;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6056 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6057
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6058 *options = gl2ps->options;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6059
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6060 return GL2PS_SUCCESS;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6061 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6062
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6063 GL2PSDLL_API const char *gl2psGetFileExtension(GLint format)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6064 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6065 if(format >= 0 && format < (GLint)(sizeof(gl2psbackends) / sizeof(gl2psbackends[0])))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6066 return gl2psbackends[format]->file_extension;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6067 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6068 return "Unknown format";
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6069 }
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6070
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6071 GL2PSDLL_API const char *gl2psGetFormatDescription(GLint format)
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6072 {
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6073 if(format >= 0 && format < (GLint)(sizeof(gl2psbackends) / sizeof(gl2psbackends[0])))
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6074 return gl2psbackends[format]->description;
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6075 else
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6076 return "Unknown format";
2d6a5af744b6 printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff changeset
6077 }