diff options
author | David Nusinow <[email protected]> | 2005-11-09 02:46:07 +0000 |
---|---|---|
committer | David Nusinow <[email protected]> | 2005-11-09 02:46:07 +0000 |
commit | c37d6b4ca8a9a7ac42a2e0082cf1bb0acbbff3cc (patch) | |
tree | 85b03b216318e1c3c138fd1f4371df3d3ac2dd35 /src/mesa/main/glheader.h |
Commit Mesa 6.4 sources and packaging
Diffstat (limited to 'src/mesa/main/glheader.h')
-rw-r--r-- | src/mesa/main/glheader.h | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/src/mesa/main/glheader.h b/src/mesa/main/glheader.h new file mode 100644 index 00000000000..ee34076fb74 --- /dev/null +++ b/src/mesa/main/glheader.h @@ -0,0 +1,297 @@ +/** + * \file glheader.h + * Top-most include file. + * + * This is the top-most include file of the Mesa sources. + * It includes gl.h and all system headers which are needed. + * Other Mesa source files should \e not directly include any system + * headers. This allows Mesa to be integrated into XFree86 and + * allows system-dependent hacks/workarounds to be collected in one place. + * + * \note Actually, a lot of system-dependent stuff is now in imports.[ch]. + * + * If you touch this file, everything gets recompiled! + * + * This file should be included before any other header in the .c files. + * + * Put compiler/OS/assembly pragmas and macros here to avoid + * cluttering other source files. + */ + +/* + * Mesa 3-D graphics library + * Version: 6.3 + * + * Copyright (C) 1999-2005 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#ifndef GLHEADER_H +#define GLHEADER_H + + +#if defined(XFree86LOADER) && defined(IN_MODULE) +#include "xf86_ansic.h" +#else +#include <assert.h> +#include <ctype.h> +/* If we can use Compaq's Fast Math Library on Alpha */ +#if defined(__alpha__) && defined(CCPML) +#include <cpml.h> +#else +#include <math.h> +#endif +#include <limits.h> +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#if defined(__linux__) && defined(__i386__) +#include <fpu_control.h> +#endif +#endif +#include <float.h> +#include <stdarg.h> + + +/* Get typedefs for uintptr_t and friends */ +#if defined(_WIN32) +#include <BaseTsd.h> +#if _MSC_VER == 1200 +typedef UINT_PTR uintptr_t; +#endif +#if defined(__MINGW32__) +#include <stdint.h> +#endif +#else +#include <inttypes.h> +#endif + +#if defined(_WIN32) && !defined(__WIN32__) && !defined(__CYGWIN__) && !defined(BUILD_FOR_SNAP) +# define __WIN32__ +# define finite _finite +#endif + +#if defined(__WATCOMC__) +# define finite _finite +# pragma disable_message(201) /* Disable unreachable code warnings */ +#endif + + +#if !defined(OPENSTEP) && (defined(__WIN32__) && !defined(__CYGWIN__)) && !defined(BUILD_FOR_SNAP) +# if !defined(__GNUC__) /* mingw environment */ +# pragma warning( disable : 4068 ) /* unknown pragma */ +# pragma warning( disable : 4710 ) /* function 'foo' not inlined */ +# pragma warning( disable : 4711 ) /* function 'foo' selected for automatic inline expansion */ +# pragma warning( disable : 4127 ) /* conditional expression is constant */ +# if defined(MESA_MINWARN) +# pragma warning( disable : 4244 ) /* '=' : conversion from 'const double ' to 'float ', possible loss of data */ +# pragma warning( disable : 4018 ) /* '<' : signed/unsigned mismatch */ +# pragma warning( disable : 4305 ) /* '=' : truncation from 'const double ' to 'float ' */ +# pragma warning( disable : 4550 ) /* 'function' undefined; assuming extern returning int */ +# pragma warning( disable : 4761 ) /* integral size mismatch in argument; conversion supplied */ +# endif +# endif +# if (defined(_MSC_VER) || defined(__MINGW32__)) && defined(BUILD_GL32) /* tag specify we're building mesa as a DLL */ +# define WGLAPI __declspec(dllexport) +# elif (defined(_MSC_VER) || defined(__MINGW32__)) && defined(_DLL) /* tag specifying we're building for DLL runtime support */ +# define WGLAPI __declspec(dllimport) +# else /* for use with static link lib build of Win32 edition only */ +# define WGLAPI __declspec(dllimport) +# endif /* _STATIC_MESA support */ +#endif /* WIN32 / CYGWIN bracket */ + + +#ifndef __MINGW32__ +/* XXX why is this here? + * It should probaby be somewhere in src/mesa/drivers/windows/ + */ +#if defined(_WIN32) && !defined(_WINGDI_) && !defined(_WINGDI_H) && !defined(_GNU_H_WINDOWS32_DEFINES) && !defined(OPENSTEP) && !defined(BUILD_FOR_SNAP) +# define WGL_FONT_LINES 0 +# define WGL_FONT_POLYGONS 1 +#ifndef _GNU_H_WINDOWS32_FUNCTIONS +# ifdef UNICODE +# define wglUseFontBitmaps wglUseFontBitmapsW +# define wglUseFontOutlines wglUseFontOutlinesW +# else +# define wglUseFontBitmaps wglUseFontBitmapsA +# define wglUseFontOutlines wglUseFontOutlinesA +# endif /* !UNICODE */ +#endif /* _GNU_H_WINDOWS32_FUNCTIONS */ +typedef struct tagLAYERPLANEDESCRIPTOR LAYERPLANEDESCRIPTOR, *PLAYERPLANEDESCRIPTOR, *LPLAYERPLANEDESCRIPTOR; +typedef struct _GLYPHMETRICSFLOAT GLYPHMETRICSFLOAT, *PGLYPHMETRICSFLOAT, *LPGLYPHMETRICSFLOAT; +typedef struct tagPIXELFORMATDESCRIPTOR PIXELFORMATDESCRIPTOR, *PPIXELFORMATDESCRIPTOR, *LPPIXELFORMATDESCRIPTOR; +#if !defined(GLX_USE_MESA) +#include <GL/mesa_wgl.h> +#endif +#endif +#endif /* !__MINGW32__ */ + + +/* + * Either define MESA_BIG_ENDIAN or MESA_LITTLE_ENDIAN. + * Do not use them unless absolutely necessary! + * Try to use a runtime test instead. + * For now, only used by some DRI hardware drivers for color/texel packing. + */ +#if defined(BYTE_ORDER) && defined(BIG_ENDIAN) && BYTE_ORDER == BIG_ENDIAN +#if defined(__linux__) +#include <byteswap.h> +#define CPU_TO_LE32( x ) bswap_32( x ) +#else /*__linux__*/ +#define CPU_TO_LE32( x ) ( x ) /* fix me for non-Linux big-endian! */ +#endif /*__linux__*/ +#define MESA_BIG_ENDIAN 1 +#else +#define CPU_TO_LE32( x ) ( x ) +#define MESA_LITTLE_ENDIAN 1 +#endif +#define LE32_TO_CPU( x ) CPU_TO_LE32( x ) + + +#define GL_GLEXT_PROTOTYPES +#include "GL/gl.h" +#include "GL/glext.h" + + +#if !defined(CAPI) && defined(WIN32) && !defined(BUILD_FOR_SNAP) +#define CAPI _cdecl +#endif +#include <GL/internal/glcore.h> + + +/* This is a macro on IRIX */ +#ifdef _P +#undef _P +#endif + + +/* Turn off macro checking systems used by other libraries */ +#ifdef CHECK +#undef CHECK +#endif + + +/* Create a macro so that asm functions can be linked into compilers other + * than GNU C + */ +#ifndef _ASMAPI +#if defined(WIN32) && !defined(BUILD_FOR_SNAP)/* was: !defined( __GNUC__ ) && !defined( VMS ) && !defined( __INTEL_COMPILER )*/ +#define _ASMAPI __cdecl +#else +#define _ASMAPI +#endif +#ifdef PTR_DECL_IN_FRONT +#define _ASMAPIP * _ASMAPI +#else +#define _ASMAPIP _ASMAPI * +#endif +#endif + +#ifdef USE_X86_ASM +#define _NORMAPI _ASMAPI +#define _NORMAPIP _ASMAPIP +#else +#define _NORMAPI +#define _NORMAPIP * +#endif + + +/* Function inlining */ +#if defined(__GNUC__) +# define INLINE __inline__ +#elif defined(__MSC__) +# define INLINE __inline +#elif defined(_MSC_VER) +# define INLINE __inline +#elif defined(__ICL) +# define INLINE __inline +#elif defined(__INTEL_COMPILER) +# define INLINE inline +#elif defined(__WATCOMC__) && (__WATCOMC__ >= 1100) +# define INLINE __inline +#else +# define INLINE +#endif + + +/* If we build the library with gcc's -fvisibility=hidden flag, we'll + * use the PUBLIC macro to mark functions that are to be exported. + * + * We also need to define a USED attribute, so the optimizer doesn't + * inline a static function that we later use in an alias. - ajax + */ +#if defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 303 +# define PUBLIC __attribute__((visibility("default"))) +# define USED __attribute__((used)) +#else +# define PUBLIC +# define USED +#endif + + +/* Some compilers don't like some of Mesa's const usage */ +#ifdef NO_CONST +# define CONST +#else +# define CONST const +#endif + + +#if defined(BUILD_FOR_SNAP) && defined(CHECKED) +# define ASSERT(X) _CHECK(X) +#elif defined(DEBUG) +# define ASSERT(X) assert(X) +#else +# define ASSERT(X) +#endif + + +#if !defined __GNUC__ || __GNUC__ < 3 +# define __builtin_expect(x, y) x +#endif + +/* Windows does not have the ffs() function */ +#if defined(_WIN32) && !defined(__MINGW32__) +int INLINE ffs(int value) +{ + int bit; + if (value == 0) + return 0; + for (bit=1; !(value & 1); bit++) + value >>= 1; + return bit; +} +#endif + + +/* The __FUNCTION__ gcc variable is generally only used for debugging. + * If we're not using gcc, define __FUNCTION__ as a cpp symbol here. + * Don't define it if using a newer Windows compiler. + */ +#if defined(__VMS) +#define __FUNCTION__ "VMS$NL:" +#elif !(defined(__GNUC__) && __GNUC__ >= 2) && !(defined(_MSC_VER) && _MSC_VER >= 1300) +#define __FUNCTION__ "unknown" +#endif + + +#include "config.h" + +#endif /* GLHEADER_H */ |