208 lines
6.2 KiB
C
208 lines
6.2 KiB
C
/* $Id: glheader.h,v 1.8 2000/05/22 16:30:47 brianp Exp $ */
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/*
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* Mesa 3-D graphics library
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* Version: 3.3
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*
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* Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef GLHEADER_H
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#define GLHEADER_H
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/*
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* This is the top-most include file of the Mesa sources.
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* It includes gl.h and all system headers which are needed.
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* Other Mesa source files should _not_ directly include any system
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* headers. This allows Mesa to be integrated into XFree86 and
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* allows system-dependent hacks/work-arounds to be collected in one place.
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*
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* If you touch this file, everything gets recompiled!
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*
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* This file should be included before any other header in the .c files.
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*/
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#ifdef XFree86LOADER
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#include "xf86_ansic.h"
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#else
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#include <assert.h>
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#include <ctype.h>
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#include <math.h>
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#include <limits.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#if defined(__linux__) && defined(__i386__)
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#include <fpu_control.h>
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#endif
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#endif
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#include <float.h>
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#ifdef HAVE_CONFIG_H
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#include "conf.h"
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#endif
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/* Make sure we include glext.h */
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#if 0
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#define GL_GLEXT_LEGACY
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#include "GL/gl.h"
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#include "glext_proto.h"
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#else
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#include "GL/gl.h"
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#include "GL/glext.h"
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#endif
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/*
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* Put compiler/OS/assembly pragmas and macros here to avoid
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* cluttering other source files.
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*/
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/*
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* XXX move as many of these pragma's and MS Windows-isms into
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* the new src/glheader.h file.
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*/
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#if defined(_WIN32) && !defined(__WIN32__)
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# define __WIN32__
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#endif
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#if !defined(OPENSTEP) && (defined(__WIN32__) || defined(__CYGWIN32__))
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# pragma warning( disable : 4068 ) /* unknown pragma */
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# pragma warning( disable : 4710 ) /* function 'foo' not inlined */
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# pragma warning( disable : 4711 ) /* function 'foo' selected for automatic inline expansion */
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# pragma warning( disable : 4127 ) /* conditional expression is constant */
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# if defined(MESA_MINWARN)
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# pragma warning( disable : 4244 ) /* '=' : conversion from 'const double ' to 'float ', possible loss of data */
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# pragma warning( disable : 4018 ) /* '<' : signed/unsigned mismatch */
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# pragma warning( disable : 4305 ) /* '=' : truncation from 'const double ' to 'float ' */
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# pragma warning( disable : 4550 ) /* 'function' undefined; assuming extern returning int */
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# pragma warning( disable : 4761 ) /* integral size mismatch in argument; conversion supplied */
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# endif
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# if defined(_MSC_VER) && defined(BUILD_GL32) /* tag specify we're building mesa as a DLL */
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# define GLAPI __declspec(dllexport)
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# define WGLAPI __declspec(dllexport)
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# elif defined(_MSC_VER) && defined(_DLL) /* tag specifying we're building for DLL runtime support */
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# define GLAPI __declspec(dllimport)
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# define WGLAPI __declspec(dllimport)
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# else /* for use with static link lib build of Win32 edition only */
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# define GLAPI extern
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# define WGLAPI __declspec(dllimport)
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# endif /* _STATIC_MESA support */
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# define GLAPIENTRY __stdcall
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# define GLAPIENTRYP __stdcall *
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# define GLCALLBACK __stdcall
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# define GLCALLBACKP __stdcall *
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# if defined(__CYGWIN32__)
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# define GLCALLBACKPCAST *
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# else
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# define GLCALLBACKPCAST __stdcall *
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# endif
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# define GLWINAPI __stdcall
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# define GLWINAPIV __cdecl
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#else
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/* non-Windows compilation */
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# define GLAPI extern
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# define GLAPIENTRY
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# define GLAPIENTRYP *
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# define GLCALLBACK
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# define GLCALLBACKP *
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# define GLCALLBACKPCAST *
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# define GLWINAPI
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# define GLWINAPIV
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#endif /* WIN32 / CYGWIN32 bracket */
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/* compatability guard so we don't need to change client code */
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#if defined(_WIN32) && !defined(_WINDEF_) && !defined(_GNU_H_WINDOWS32_BASE) && !defined(OPENSTEP)
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# define CALLBACK GLCALLBACK
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typedef int (GLAPIENTRY *PROC)();
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typedef void *HGLRC;
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typedef void *HDC;
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typedef unsigned long COLORREF;
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#endif
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#if defined(_WIN32) && !defined(_WINGDI_) && !defined(_GNU_H_WINDOWS32_DEFINES) && !defined(OPENSTEP)
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# define WGL_FONT_LINES 0
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# define WGL_FONT_POLYGONS 1
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#ifndef _GNU_H_WINDOWS32_FUNCTIONS
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# ifdef UNICODE
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# define wglUseFontBitmaps wglUseFontBitmapsW
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# define wglUseFontOutlines wglUseFontOutlinesW
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# else
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# define wglUseFontBitmaps wglUseFontBitmapsA
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# define wglUseFontOutlines wglUseFontOutlinesA
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# endif /* !UNICODE */
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#endif /* _GNU_H_WINDOWS32_FUNCTIONS */
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typedef struct tagLAYERPLANEDESCRIPTOR LAYERPLANEDESCRIPTOR, *PLAYERPLANEDESCRIPTOR, *LPLAYERPLANEDESCRIPTOR;
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typedef struct _GLYPHMETRICSFLOAT GLYPHMETRICSFLOAT, *PGLYPHMETRICSFLOAT, *LPGLYPHMETRICSFLOAT;
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typedef struct tagPIXELFORMATDESCRIPTOR PIXELFORMATDESCRIPTOR, *PPIXELFORMATDESCRIPTOR, *LPPIXELFORMATDESCRIPTOR;
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#include <gl/mesa_wgl.h>
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#endif
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/* Disable unreachable code warnings for Watcom C++ */
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#ifdef __WATCOMC__
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#pragma disable_message(201)
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#endif
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/* Turn off macro checking systems used by other libraries */
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#ifdef CHECK
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#undef CHECK
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#endif
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/* Create a macro so that asm functions can be linked into compilers other
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* than GNU C
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*/
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#ifndef _ASMAPI
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#if !defined( __GNUC__ ) && !defined( VMS )
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#define _ASMAPI __cdecl
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#else
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#define _ASMAPI
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#endif
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#ifdef PTR_DECL_IN_FRONT
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#define _ASMAPIP * _ASMAPI
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#else
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#define _ASMAPIP _ASMAPI *
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#endif
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#endif
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#ifdef USE_X86_ASM
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#define _NORMAPI _ASMAPI
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#define _NORMAPIP _ASMAPIP
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#else
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#define _NORMAPI
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#define _NORMAPIP *
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#endif
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#endif /* GLHEADER_H */
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