1 /* 2 * GL2PS, an OpenGL to PostScript Printing Library 3 * Copyright (C) 1999-2012 C. Geuzaine 4 * 5 * This program is free software; you can redistribute it and/or 6 * modify it under the terms of either: 7 * 8 * a) the GNU Library General Public License as published by the Free 9 * Software Foundation, either version 2 of the License, or (at your 10 * option) any later version; or 11 * 12 * b) the GL2PS License as published by Christophe Geuzaine, either 13 * version 2 of the License, or (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, but 16 * WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See either 18 * the GNU Library General Public License or the GL2PS License for 19 * more details. 20 * 21 * You should have received a copy of the GNU Library General Public 22 * License along with this library in the file named "COPYING.LGPL"; 23 * if not, write to the Free Software Foundation, Inc., 51 Franklin 24 * Street, Fifth Floor, Boston, MA 02110-1301, USA. 25 * 26 * You should have received a copy of the GL2PS License with this 27 * library in the file named "COPYING.GL2PS"; if not, I will be glad 28 * to provide one. 29 * 30 * For the latest info about gl2ps and a full list of contributors, 31 * see http://www.geuz.org/gl2ps/. 32 * 33 * Please report all bugs and problems to <gl2ps@geuz.org>. 34 */ 35 36 #ifndef __GL2PS_H__ 37 #define __GL2PS_H__ 38 39 #include <stdio.h> 40 #include <stdlib.h> 41 42 /* Define GL2PSDLL at compile time to build a Windows DLL */ 43 44 #if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__NT__) 45 # if defined(_MSC_VER) 46 # pragma warning(disable:4115) 47 # pragma warning(disable:4996) 48 # endif 49 # include <windows.h> 50 # if defined(GL2PSDLL) 51 # if defined(GL2PSDLL_EXPORTS) 52 # define GL2PSDLL_API __declspec(dllexport) 53 # else 54 # define GL2PSDLL_API __declspec(dllimport) 55 # endif 56 # else 57 # define GL2PSDLL_API 58 # endif 59 #else 60 # define GL2PSDLL_API 61 #endif 62 63 #if defined(__APPLE__) || defined(HAVE_OPENGL_GL_H) 64 # include <OpenGL/gl.h> 65 #else 66 # include <GL/gl.h> 67 #endif 68 69 /* Support for compressed PostScript/PDF/SVG and for embedded PNG 70 images in SVG */ 71 72 #if defined(HAVE_ZLIB) || defined(HAVE_LIBZ) 73 # define GL2PS_HAVE_ZLIB 74 # if defined(HAVE_LIBPNG) || defined(HAVE_PNG) 75 # define GL2PS_HAVE_LIBPNG 76 # endif 77 #endif 78 79 #if defined(HAVE_NO_VSNPRINTF) 80 # define GL2PS_HAVE_NO_VSNPRINTF 81 #endif 82 83 /* Version number */ 84 85 #define GL2PS_MAJOR_VERSION 1 86 #define GL2PS_MINOR_VERSION 3 87 #define GL2PS_PATCH_VERSION 8 88 #define GL2PS_EXTRA_VERSION "" 89 90 #define GL2PS_VERSION (GL2PS_MAJOR_VERSION + \ 91 0.01 * GL2PS_MINOR_VERSION + \ 92 0.0001 * GL2PS_PATCH_VERSION) 93 94 #define GL2PS_COPYRIGHT "(C) 1999-2012 C. Geuzaine" 95 96 /* Output file formats (the values and the ordering are important!) */ 97 98 #define GL2PS_PS 0 99 #define GL2PS_EPS 1 100 #define GL2PS_TEX 2 101 #define GL2PS_PDF 3 102 #define GL2PS_SVG 4 103 #define GL2PS_PGF 5 104 105 /* Sorting algorithms */ 106 107 #define GL2PS_NO_SORT 1 108 #define GL2PS_SIMPLE_SORT 2 109 #define GL2PS_BSP_SORT 3 110 111 /* Message levels and error codes */ 112 113 #define GL2PS_SUCCESS 0 114 #define GL2PS_INFO 1 115 #define GL2PS_WARNING 2 116 #define GL2PS_ERROR 3 117 #define GL2PS_NO_FEEDBACK 4 118 #define GL2PS_OVERFLOW 5 119 #define GL2PS_UNINITIALIZED 6 120 121 /* Options for gl2psBeginPage */ 122 123 #define GL2PS_NONE 0 124 #define GL2PS_DRAW_BACKGROUND (1<<0) 125 #define GL2PS_SIMPLE_LINE_OFFSET (1<<1) 126 #define GL2PS_SILENT (1<<2) 127 #define GL2PS_BEST_ROOT (1<<3) 128 #define GL2PS_OCCLUSION_CULL (1<<4) 129 #define GL2PS_NO_TEXT (1<<5) 130 #define GL2PS_LANDSCAPE (1<<6) 131 #define GL2PS_NO_PS3_SHADING (1<<7) 132 #define GL2PS_NO_PIXMAP (1<<8) 133 #define GL2PS_USE_CURRENT_VIEWPORT (1<<9) 134 #define GL2PS_COMPRESS (1<<10) 135 #define GL2PS_NO_BLENDING (1<<11) 136 #define GL2PS_TIGHT_BOUNDING_BOX (1<<12) 137 138 /* Arguments for gl2psEnable/gl2psDisable */ 139 140 #define GL2PS_POLYGON_OFFSET_FILL 1 141 #define GL2PS_POLYGON_BOUNDARY 2 142 #define GL2PS_LINE_STIPPLE 3 143 #define GL2PS_BLEND 4 144 145 /* Text alignment (o=raster position; default mode is BL): 146 +---+ +---+ +---+ +---+ +---+ +---+ +-o-+ o---+ +---o 147 | o | o | | o | | | | | | | | | | | | 148 +---+ +---+ +---+ +-o-+ o---+ +---o +---+ +---+ +---+ 149 C CL CR B BL BR T TL TR */ 150 151 #define GL2PS_TEXT_C 1 152 #define GL2PS_TEXT_CL 2 153 #define GL2PS_TEXT_CR 3 154 #define GL2PS_TEXT_B 4 155 #define GL2PS_TEXT_BL 5 156 #define GL2PS_TEXT_BR 6 157 #define GL2PS_TEXT_T 7 158 #define GL2PS_TEXT_TL 8 159 #define GL2PS_TEXT_TR 9 160 161 typedef GLfloat GL2PSrgba[4]; 162 163 #if defined(__cplusplus) 164 extern "C" { 165 #endif 166 167 GL2PSDLL_API GLint gl2psBeginPage(const char *title, const char *producer, 168 GLint viewport[4], GLint format, GLint sort, 169 GLint options, GLint colormode, 170 GLint colorsize, GL2PSrgba *colormap, 171 GLint nr, GLint ng, GLint nb, GLint buffersize, 172 FILE *stream, const char *filename); 173 GL2PSDLL_API GLint gl2psEndPage(void); 174 GL2PSDLL_API GLint gl2psSetOptions(GLint options); 175 GL2PSDLL_API GLint gl2psGetOptions(GLint *options); 176 GL2PSDLL_API GLint gl2psBeginViewport(GLint viewport[4]); 177 GL2PSDLL_API GLint gl2psEndViewport(void); 178 GL2PSDLL_API GLint gl2psText(const char *str, const char *fontname, 179 GLshort fontsize); 180 GL2PSDLL_API GLint gl2psTextOpt(const char *str, const char *fontname, 181 GLshort fontsize, GLint align, GLfloat angle); 182 GL2PSDLL_API GLint gl2psTextOptColor(const char *str, const char *fontname, 183 GLshort fontsize, GLint align, GLfloat angle, 184 GL2PSrgba color); 185 GL2PSDLL_API GLint gl2psSpecial(GLint format, const char *str); 186 GL2PSDLL_API GLint gl2psDrawPixels(GLsizei width, GLsizei height, 187 GLint xorig, GLint yorig, 188 GLenum format, GLenum type, const void *pixels); 189 GL2PSDLL_API GLint gl2psEnable(GLint mode); 190 GL2PSDLL_API GLint gl2psDisable(GLint mode); 191 GL2PSDLL_API GLint gl2psPointSize(GLfloat value); 192 GL2PSDLL_API GLint gl2psLineWidth(GLfloat value); 193 GL2PSDLL_API GLint gl2psBlendFunc(GLenum sfactor, GLenum dfactor); 194 195 /* undocumented */ 196 GL2PSDLL_API GLint gl2psDrawImageMap(GLsizei width, GLsizei height, 197 const GLfloat position[3], 198 const unsigned char *imagemap); 199 GL2PSDLL_API const char *gl2psGetFileExtension(GLint format); 200 GL2PSDLL_API const char *gl2psGetFormatDescription(GLint format); 201 GL2PSDLL_API GLint gl2psGetFileFormat(); 202 203 #if defined(__cplusplus) 204 } 205 #endif 206 207 #endif /* __GL2PS_H__ */ 208