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annotate src/gl2ps.h @ 15283:a95432e7309c stable release-3-6-3

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Version 3.6.3 released. * configure.ac (AC_INIT): Version is now 3.6.3. (OCTAVE_RELEASE_DATE): Now 2012-09-04.
author John W. Eaton <jwe@octave.org>
date Tue, 04 Sep 2012 13:17:13 -0400
parents 30c4bd2592dd
children
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1 /*
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2 * GL2PS, an OpenGL to PostScript Printing Library
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3 * Copyright (C) 1999-2011 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 #ifndef __GL2PS_H__
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37 #define __GL2PS_H__
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38
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39 #include <stdio.h>
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40 #include <stdlib.h>
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41
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42 /* Define GL2PSDLL at compile time to build a Windows DLL */
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43
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44 #if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__NT__)
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45 # if defined(_MSC_VER)
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46 # pragma warning(disable:4115)
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47 # pragma warning(disable:4996)
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48 # endif
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49 # define WIN32_LEAN_AND_MEAN
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50 # include <windows.h>
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51 # if defined(GL2PSDLL)
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52 # if defined(GL2PSDLL_EXPORTS)
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53 # define GL2PSDLL_API __declspec(dllexport)
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54 # else
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55 # define GL2PSDLL_API __declspec(dllimport)
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56 # endif
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57 # else
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58 # define GL2PSDLL_API
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59 # endif
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60 #else
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61 # define GL2PSDLL_API
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62 #endif
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63
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64 #if defined(__APPLE__) || defined(HAVE_OPENGL_GL_H)
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65 # include <OpenGL/gl.h>
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66 #else
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67 # include <GL/gl.h>
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68 #endif
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69
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70 /* Support for compressed PostScript/PDF/SVG and for embedded PNG
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71 images in SVG */
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72
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73 #if defined(HAVE_ZLIB) || defined(HAVE_LIBZ)
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74 # define GL2PS_HAVE_ZLIB
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75 # if defined(HAVE_LIBPNG) || defined(HAVE_PNG)
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76 # define GL2PS_HAVE_LIBPNG
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77 # endif
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78 #endif
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79
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80 /* Version number */
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81
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82 #define GL2PS_MAJOR_VERSION 1
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83 #define GL2PS_MINOR_VERSION 3
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84 #define GL2PS_PATCH_VERSION 6
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85 #define GL2PS_EXTRA_VERSION ""
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86
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87 #define GL2PS_VERSION (GL2PS_MAJOR_VERSION + \
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88 0.01 * GL2PS_MINOR_VERSION + \
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89 0.0001 * GL2PS_PATCH_VERSION)
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90
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91 #define GL2PS_COPYRIGHT "(C) 1999-2011 C. Geuzaine"
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92
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93 /* Output file formats (the values and the ordering are important!) */
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94
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95 #define GL2PS_PS 0
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96 #define GL2PS_EPS 1
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97 #define GL2PS_TEX 2
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98 #define GL2PS_PDF 3
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99 #define GL2PS_SVG 4
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100 #define GL2PS_PGF 5
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101
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102 /* Sorting algorithms */
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103
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104 #define GL2PS_NO_SORT 1
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105 #define GL2PS_SIMPLE_SORT 2
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106 #define GL2PS_BSP_SORT 3
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107
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108 /* Message levels and error codes */
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109
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110 #define GL2PS_SUCCESS 0
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111 #define GL2PS_INFO 1
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112 #define GL2PS_WARNING 2
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113 #define GL2PS_ERROR 3
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114 #define GL2PS_NO_FEEDBACK 4
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115 #define GL2PS_OVERFLOW 5
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116 #define GL2PS_UNINITIALIZED 6
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117
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118 /* Options for gl2psBeginPage */
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119
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120 #define GL2PS_NONE 0
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121 #define GL2PS_DRAW_BACKGROUND (1<<0)
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122 #define GL2PS_SIMPLE_LINE_OFFSET (1<<1)
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123 #define GL2PS_SILENT (1<<2)
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124 #define GL2PS_BEST_ROOT (1<<3)
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125 #define GL2PS_OCCLUSION_CULL (1<<4)
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126 #define GL2PS_NO_TEXT (1<<5)
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127 #define GL2PS_LANDSCAPE (1<<6)
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128 #define GL2PS_NO_PS3_SHADING (1<<7)
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129 #define GL2PS_NO_PIXMAP (1<<8)
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130 #define GL2PS_USE_CURRENT_VIEWPORT (1<<9)
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131 #define GL2PS_COMPRESS (1<<10)
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132 #define GL2PS_NO_BLENDING (1<<11)
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133 #define GL2PS_TIGHT_BOUNDING_BOX (1<<12)
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134
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135 /* Arguments for gl2psEnable/gl2psDisable */
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136
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137 #define GL2PS_POLYGON_OFFSET_FILL 1
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138 #define GL2PS_POLYGON_BOUNDARY 2
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139 #define GL2PS_LINE_STIPPLE 3
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140 #define GL2PS_BLEND 4
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141
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142 /* Text alignment (o=raster position; default mode is BL):
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143 +---+ +---+ +---+ +---+ +---+ +---+ +-o-+ o---+ +---o
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144 | o | o | | o | | | | | | | | | | | |
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145 +---+ +---+ +---+ +-o-+ o---+ +---o +---+ +---+ +---+
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146 C CL CR B BL BR T TL TR */
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147
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148 #define GL2PS_TEXT_C 1
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149 #define GL2PS_TEXT_CL 2
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150 #define GL2PS_TEXT_CR 3
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151 #define GL2PS_TEXT_B 4
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152 #define GL2PS_TEXT_BL 5
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153 #define GL2PS_TEXT_BR 6
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154 #define GL2PS_TEXT_T 7
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155 #define GL2PS_TEXT_TL 8
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156 #define GL2PS_TEXT_TR 9
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157
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158 typedef GLfloat GL2PSrgba[4];
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159
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160 #if defined(__cplusplus)
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161 extern "C" {
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162 #endif
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163
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164 GL2PSDLL_API GLint gl2psBeginPage(const char *title, const char *producer,
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165 GLint viewport[4], GLint format, GLint sort,
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166 GLint options, GLint colormode,
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167 GLint colorsize, GL2PSrgba *colormap,
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168 GLint nr, GLint ng, GLint nb, GLint buffersize,
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169 FILE *stream, const char *filename);
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170 GL2PSDLL_API GLint gl2psEndPage(void);
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171 GL2PSDLL_API GLint gl2psSetOptions(GLint options);
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172 GL2PSDLL_API GLint gl2psGetOptions(GLint *options);
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173 GL2PSDLL_API GLint gl2psBeginViewport(GLint viewport[4]);
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174 GL2PSDLL_API GLint gl2psEndViewport(void);
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175 GL2PSDLL_API GLint gl2psText(const char *str, const char *fontname,
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176 GLshort fontsize);
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177 GL2PSDLL_API GLint gl2psTextOpt(const char *str, const char *fontname,
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178 GLshort fontsize, GLint align, GLfloat angle);
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179 GL2PSDLL_API GLint gl2psSpecial(GLint format, const char *str);
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180 GL2PSDLL_API GLint gl2psDrawPixels(GLsizei width, GLsizei height,
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181 GLint xorig, GLint yorig,
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182 GLenum format, GLenum type, const void *pixels);
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183 GL2PSDLL_API GLint gl2psEnable(GLint mode);
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184 GL2PSDLL_API GLint gl2psDisable(GLint mode);
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185 GL2PSDLL_API GLint gl2psPointSize(GLfloat value);
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186 GL2PSDLL_API GLint gl2psLineWidth(GLfloat value);
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187 GL2PSDLL_API GLint gl2psBlendFunc(GLenum sfactor, GLenum dfactor);
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188
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189 /* undocumented */
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190 GL2PSDLL_API GLint gl2psDrawImageMap(GLsizei width, GLsizei height,
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191 const GLfloat position[3],
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192 const unsigned char *imagemap);
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193 GL2PSDLL_API const char *gl2psGetFileExtension(GLint format);
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194 GL2PSDLL_API const char *gl2psGetFormatDescription(GLint format);
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195
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196 #if defined(__cplusplus)
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197 }
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198 #endif
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199
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200 #endif /* __GL2PS_H__ */