| 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 | #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 | # include <windows.h>
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| 50 | # if defined(GL2PSDLL)
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| 51 | # if defined(GL2PSDLL_EXPORTS)
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| 52 | # define GL2PSDLL_API __declspec(dllexport)
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| 53 | # else
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| 54 | # define GL2PSDLL_API __declspec(dllimport)
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| 55 | # endif
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| 56 | # else
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| 57 | # define GL2PSDLL_API
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| 58 | # endif
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| 59 | #else
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| 60 | # define GL2PSDLL_API
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| 61 | #endif
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| 62 |
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| 63 | #if defined(__APPLE__) || defined(HAVE_OPENGL_GL_H)
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| 64 | # include <OpenGL/gl.h>
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| 65 | #else
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| 66 | # include <GL/gl.h>
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| 67 | #endif
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| 68 |
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| 69 | /* Support for compressed PostScript/PDF/SVG and for embedded PNG
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| 70 | images in SVG */
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| 71 |
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| 72 | #if defined(HAVE_ZLIB) || defined(HAVE_LIBZ)
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| 73 | # define GL2PS_HAVE_ZLIB
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| 74 | # if defined(HAVE_LIBPNG) || defined(HAVE_PNG)
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| 75 | # define GL2PS_HAVE_LIBPNG
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| 76 | # endif
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| 77 | #endif
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| 78 |
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| 79 | /* Version number */
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| 80 |
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| 81 | #define GL2PS_MAJOR_VERSION 1
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| 82 | #define GL2PS_MINOR_VERSION 3
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| 83 | #define GL2PS_PATCH_VERSION 5
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| 84 | #define GL2PS_EXTRA_VERSION ""
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| 85 |
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| 86 | #define GL2PS_VERSION (GL2PS_MAJOR_VERSION + \
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| 87 | 0.01 * GL2PS_MINOR_VERSION + \
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| 88 | 0.0001 * GL2PS_PATCH_VERSION)
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| 89 |
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| 90 | #define GL2PS_COPYRIGHT "(C) 1999-2009 C. Geuzaine"
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| 91 |
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| 92 | /* Output file formats (the values and the ordering are important!) */
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| 93 |
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| 94 | #define GL2PS_PS 0
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| 95 | #define GL2PS_EPS 1
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| 96 | #define GL2PS_TEX 2
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| 97 | #define GL2PS_PDF 3
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| 98 | #define GL2PS_SVG 4
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| 99 | #define GL2PS_PGF 5
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| 100 |
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| 101 | /* Sorting algorithms */
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| 102 |
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| 103 | #define GL2PS_NO_SORT 1
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| 104 | #define GL2PS_SIMPLE_SORT 2
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| 105 | #define GL2PS_BSP_SORT 3
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| 106 |
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| 107 | /* Message levels and error codes */
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| 108 |
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| 109 | #define GL2PS_SUCCESS 0
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| 110 | #define GL2PS_INFO 1
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| 111 | #define GL2PS_WARNING 2
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| 112 | #define GL2PS_ERROR 3
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| 113 | #define GL2PS_NO_FEEDBACK 4
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| 114 | #define GL2PS_OVERFLOW 5
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| 115 | #define GL2PS_UNINITIALIZED 6
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| 116 |
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| 117 | /* Options for gl2psBeginPage */
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| 118 |
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| 119 | #define GL2PS_NONE 0
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| 120 | #define GL2PS_DRAW_BACKGROUND (1<<0)
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| 121 | #define GL2PS_SIMPLE_LINE_OFFSET (1<<1)
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| 122 | #define GL2PS_SILENT (1<<2)
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| 123 | #define GL2PS_BEST_ROOT (1<<3)
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| 124 | #define GL2PS_OCCLUSION_CULL (1<<4)
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| 125 | #define GL2PS_NO_TEXT (1<<5)
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| 126 | #define GL2PS_LANDSCAPE (1<<6)
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| 127 | #define GL2PS_NO_PS3_SHADING (1<<7)
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| 128 | #define GL2PS_NO_PIXMAP (1<<8)
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| 129 | #define GL2PS_USE_CURRENT_VIEWPORT (1<<9)
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| 130 | #define GL2PS_COMPRESS (1<<10)
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| 131 | #define GL2PS_NO_BLENDING (1<<11)
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| 132 | #define GL2PS_TIGHT_BOUNDING_BOX (1<<12)
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| 133 |
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| 134 | /* Arguments for gl2psEnable/gl2psDisable */
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| 135 |
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| 136 | #define GL2PS_POLYGON_OFFSET_FILL 1
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| 137 | #define GL2PS_POLYGON_BOUNDARY 2
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| 138 | #define GL2PS_LINE_STIPPLE 3
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| 139 | #define GL2PS_BLEND 4
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| 140 |
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| 141 | /* Text alignment (o=raster position; default mode is BL):
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| 142 | +---+ +---+ +---+ +---+ +---+ +---+ +-o-+ o---+ +---o
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| 143 | | o | o | | o | | | | | | | | | | | |
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| 144 | +---+ +---+ +---+ +-o-+ o---+ +---o +---+ +---+ +---+
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| 145 | C CL CR B BL BR T TL TR */
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| 146 |
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| 147 | #define GL2PS_TEXT_C 1
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| 148 | #define GL2PS_TEXT_CL 2
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| 149 | #define GL2PS_TEXT_CR 3
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| 150 | #define GL2PS_TEXT_B 4
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| 151 | #define GL2PS_TEXT_BL 5
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| 152 | #define GL2PS_TEXT_BR 6
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| 153 | #define GL2PS_TEXT_T 7
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| 154 | #define GL2PS_TEXT_TL 8
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| 155 | #define GL2PS_TEXT_TR 9
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| 156 |
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| 157 | typedef GLfloat GL2PSrgba[4];
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| 158 |
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| 159 | #if defined(__cplusplus)
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| 160 | extern "C" {
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| 161 | #endif
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| 162 |
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| 163 | GL2PSDLL_API GLint gl2psBeginPage(const char *title, const char *producer,
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| 164 | GLint viewport[4], GLint format, GLint sort,
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| 165 | GLint options, GLint colormode,
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| 166 | GLint colorsize, GL2PSrgba *colormap,
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| 167 | GLint nr, GLint ng, GLint nb, GLint buffersize,
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| 168 | FILE *stream, const char *filename);
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| 169 | GL2PSDLL_API GLint gl2psEndPage(void);
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| 170 | GL2PSDLL_API GLint gl2psSetOptions(GLint options);
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| 171 | GL2PSDLL_API GLint gl2psGetOptions(GLint *options);
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| 172 | GL2PSDLL_API GLint gl2psBeginViewport(GLint viewport[4]);
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| 173 | GL2PSDLL_API GLint gl2psEndViewport(void);
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| 174 | GL2PSDLL_API GLint gl2psText(const char *str, const char *fontname,
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| 175 | GLshort fontsize);
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| 176 | GL2PSDLL_API GLint gl2psTextOpt(const char *str, const char *fontname,
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| 177 | GLshort fontsize, GLint align, GLfloat angle);
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| 178 | GL2PSDLL_API GLint gl2psSpecial(GLint format, const char *str);
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| 179 | GL2PSDLL_API GLint gl2psDrawPixels(GLsizei width, GLsizei height,
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| 180 | GLint xorig, GLint yorig,
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| 181 | GLenum format, GLenum type, const void *pixels);
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| 182 | GL2PSDLL_API GLint gl2psEnable(GLint mode);
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| 183 | GL2PSDLL_API GLint gl2psDisable(GLint mode);
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| 184 | GL2PSDLL_API GLint gl2psPointSize(GLfloat value);
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| 185 | GL2PSDLL_API GLint gl2psLineWidth(GLfloat value);
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| 186 | GL2PSDLL_API GLint gl2psBlendFunc(GLenum sfactor, GLenum dfactor);
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| 187 |
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| 188 | /* undocumented */
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| 189 | GL2PSDLL_API GLint gl2psDrawImageMap(GLsizei width, GLsizei height,
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| 190 | const GLfloat position[3],
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| 191 | const unsigned char *imagemap);
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| 192 | GL2PSDLL_API const char *gl2psGetFileExtension(GLint format);
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| 193 | GL2PSDLL_API const char *gl2psGetFormatDescription(GLint format);
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| 194 |
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| 195 | #if defined(__cplusplus)
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| 196 | }
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| 197 | #endif
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| 198 |
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| 199 | #endif /* __GL2PS_H__ */
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