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200 lines
6.7 KiB
200 lines
6.7 KiB
/* $Id: gl2ps.h 173 2007-05-20 15:51:51Z krischnamurti $ */
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/*
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* GL2PS, an OpenGL to PostScript Printing Library
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* Copyright (C) 1999-2006 Christophe Geuzaine <geuz@geuz.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of either:
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*
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* a) the GNU Library General Public License as published by the Free
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* Software Foundation, either version 2 of the License, or (at your
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* option) any later version; or
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*
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* b) the GL2PS License as published by Christophe Geuzaine, either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See either
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* the GNU Library General Public License or the GL2PS License for
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* more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library in the file named "COPYING.LGPL";
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* if not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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* Cambridge, MA 02139, USA.
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*
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* You should have received a copy of the GL2PS License with this
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* library in the file named "COPYING.GL2PS"; if not, I will be glad
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* to provide one.
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*
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* For the latest info about gl2ps, see http://www.geuz.org/gl2ps/.
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* Please report all bugs and problems to <gl2ps@geuz.org>.
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*/
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#ifndef __GL2PS_H__
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#define __GL2PS_H__
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#include <stdio.h>
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#include <stdlib.h>
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/* Define GL2PSDLL at compile time to build a Windows DLL */
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#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__NT__)
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# if defined(_MSC_VER)
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# pragma warning(disable:4115)
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# if (_MSC_VER >= 1400) /* VS8 - not sure about VC7 */
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# pragma warning(disable: 4996) /* MS security enhancements */
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# endif
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# endif
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# include <windows.h>
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# if defined(GL2PSDLL)
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# if defined(GL2PSDLL_EXPORTS)
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# define GL2PSDLL_API __declspec(dllexport)
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# else
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# define GL2PSDLL_API __declspec(dllimport)
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# endif
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# else
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# define GL2PSDLL_API
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# endif
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#else
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# define GL2PSDLL_API
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#endif
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#if defined(__APPLE__) || defined(HAVE_OPENGL_GL_H)
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# include <OpenGL/gl.h>
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#else
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# include <GL/gl.h>
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#endif
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/* Support for compressed PostScript/PDF/SVG and for embedded PNG
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images in SVG */
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#if defined(HAVE_ZLIB) || defined(HAVE_LIBZ)
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# define GL2PS_HAVE_ZLIB
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# if defined(HAVE_LIBPNG) || defined(HAVE_PNG)
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# define GL2PS_HAVE_LIBPNG
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# endif
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#endif
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/* Version number */
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#define GL2PS_MAJOR_VERSION 1
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#define GL2PS_MINOR_VERSION 3
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#define GL2PS_PATCH_VERSION 2
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#define GL2PS_EXTRA_VERSION ""
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#define GL2PS_VERSION (GL2PS_MAJOR_VERSION + \
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0.01 * GL2PS_MINOR_VERSION + \
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0.0001 * GL2PS_PATCH_VERSION)
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#define GL2PS_COPYRIGHT "(C) 1999-2006 Christophe Geuzaine (geuz@geuz.org)"
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/* Output file formats (the values and the ordering are important!) */
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#define GL2PS_PS 0
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#define GL2PS_EPS 1
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#define GL2PS_TEX 2
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#define GL2PS_PDF 3
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#define GL2PS_SVG 4
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#define GL2PS_PGF 5
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/* Sorting algorithms */
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#define GL2PS_NO_SORT 1
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#define GL2PS_SIMPLE_SORT 2
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#define GL2PS_BSP_SORT 3
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/* Message levels and error codes */
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#define GL2PS_SUCCESS 0
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#define GL2PS_INFO 1
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#define GL2PS_WARNING 2
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#define GL2PS_ERROR 3
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#define GL2PS_NO_FEEDBACK 4
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#define GL2PS_OVERFLOW 5
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#define GL2PS_UNINITIALIZED 6
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/* Options for gl2psBeginPage */
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#define GL2PS_NONE 0
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#define GL2PS_DRAW_BACKGROUND (1<<0)
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#define GL2PS_SIMPLE_LINE_OFFSET (1<<1)
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#define GL2PS_SILENT (1<<2)
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#define GL2PS_BEST_ROOT (1<<3)
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#define GL2PS_OCCLUSION_CULL (1<<4)
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#define GL2PS_NO_TEXT (1<<5)
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#define GL2PS_LANDSCAPE (1<<6)
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#define GL2PS_NO_PS3_SHADING (1<<7)
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#define GL2PS_NO_PIXMAP (1<<8)
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#define GL2PS_USE_CURRENT_VIEWPORT (1<<9)
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#define GL2PS_COMPRESS (1<<10)
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#define GL2PS_NO_BLENDING (1<<11)
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#define GL2PS_TIGHT_BOUNDING_BOX (1<<12)
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/* Arguments for gl2psEnable/gl2psDisable */
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#define GL2PS_POLYGON_OFFSET_FILL 1
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#define GL2PS_POLYGON_BOUNDARY 2
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#define GL2PS_LINE_STIPPLE 3
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#define GL2PS_BLEND 4
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/* Text alignment (o=raster position; default mode is BL):
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+---+ +---+ +---+ +---+ +---+ +---+ +-o-+ o---+ +---o
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| o | o | | o | | | | | | | | | | | |
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+---+ +---+ +---+ +-o-+ o---+ +---o +---+ +---+ +---+
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C CL CR B BL BR T TL TR */
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#define GL2PS_TEXT_C 1
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#define GL2PS_TEXT_CL 2
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#define GL2PS_TEXT_CR 3
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#define GL2PS_TEXT_B 4
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#define GL2PS_TEXT_BL 5
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#define GL2PS_TEXT_BR 6
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#define GL2PS_TEXT_T 7
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#define GL2PS_TEXT_TL 8
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#define GL2PS_TEXT_TR 9
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typedef GLfloat GL2PSrgba[4];
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#if defined(__cplusplus)
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extern "C" {
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#endif
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GL2PSDLL_API GLint gl2psBeginPage(const char *title, const char *producer,
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GLint viewport[4], GLint format, GLint sort,
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GLint options, GLint colormode,
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GLint colorsize, GL2PSrgba *colormap,
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GLint nr, GLint ng, GLint nb, GLint buffersize,
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FILE *stream, const char *filename);
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GL2PSDLL_API GLint gl2psEndPage(void);
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GL2PSDLL_API GLint gl2psSetOptions(GLint options);
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GL2PSDLL_API GLint gl2psBeginViewport(GLint viewport[4]);
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GL2PSDLL_API GLint gl2psEndViewport(void);
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GL2PSDLL_API GLint gl2psText(const char *str, const char *fontname,
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GLshort fontsize);
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GL2PSDLL_API GLint gl2psTextOpt(const char *str, const char *fontname,
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GLshort fontsize, GLint align, GLfloat angle);
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GL2PSDLL_API GLint gl2psSpecial(GLint format, const char *str);
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GL2PSDLL_API GLint gl2psDrawPixels(GLsizei width, GLsizei height,
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GLint xorig, GLint yorig,
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GLenum format, GLenum type, const void *pixels);
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GL2PSDLL_API GLint gl2psEnable(GLint mode);
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GL2PSDLL_API GLint gl2psDisable(GLint mode);
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GL2PSDLL_API GLint gl2psPointSize(GLfloat value);
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GL2PSDLL_API GLint gl2psLineWidth(GLfloat value);
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GL2PSDLL_API GLint gl2psBlendFunc(GLenum sfactor, GLenum dfactor);
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/* undocumented */
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GL2PSDLL_API GLint gl2psDrawImageMap(GLsizei width, GLsizei height,
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const GLfloat position[3],
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const unsigned char *imagemap);
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GL2PSDLL_API const char *gl2psGetFileExtension(GLint format);
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GL2PSDLL_API const char *gl2psGetFormatDescription(GLint format);
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __GL2PS_H__ */
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