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/*
* Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
* Copyright (C) 2009 Apple Inc. 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 __X_GL_H
#define __X_GL_H
/* The following macros exist to address conflicts between the names given to
* function pointers by the MESA API and OpenGL.framework's API.
*/
@CGL_MESA_COMPAT_MACROS@
/* On SL, we want to use OpelGL.framework's headers to get both prototypes and
* function pointers (like Mesa's API), but on Leo and before, OpenGL.framework
* can't give us both.
*/
#ifdef GL_GLEXT_FUNCTION_POINTERS
#define _GL_GLEXT_FUNCTION_POINTERS GL_GLEXT_FUNCTION_POINTERS
#undef GL_GLEXT_FUNCTION_POINTERS
#endif
#ifdef GL_GLEXT_PROTOTYPES
#define _GL_GLEXT_PROTOTYPES GL_GLEXT_PROTOTYPES
#else
#define GL_GLEXT_PROTOTYPES 1
#endif
/* Our glext.h is based on a version from the registry that is newer. */
#ifdef GL_GLEXT_LEGACY
#define _GL_GLEXT_LEGACY GL_GLEXT_LEGACY
#else
#define GL_GLEXT_LEGACY 1
#endif
#include "/System/Library/Frameworks/OpenGL.framework/Headers/gl.h"
/* These are not set by the system gl.h */
#define GL_VERSION_1_2_DEPRECATED 1
#define GL_VERSION_1_3_DEPRECATED 1
#define GL_VERSION_1_4_DEPRECATED 1
/* Restore our GLEXT-fu */
#ifdef _GL_GLEXT_FUNCTION_POINTERS
#define GL_GLEXT_FUNCTION_POINTERS _GL_GLEXT_FUNCTION_POINTERS
#undef _GL_GLEXT_FUNCTION_POINTERS
#endif
#ifdef _GL_GLEXT_PROTOTYPES
#undef _GL_GLEXT_PROTOTYPES
#else
#undef GL_GLEXT_PROTOTYPES
#endif
#ifdef _GL_GLEXT_LEGACY
#undef _GL_GLEXT_LEGACY
#else
#undef GL_GLEXT_LEGACY
#endif
@CGL_MESA_FUNCTION_POINTERS@
#ifndef GL_GLEXT_LEGACY
#include <GL/glext.h>
#endif
/*
* This is needed for building apple_glx_pbuffer.c, the latest
* glext.h from the registry lacks it, so it's from the Leopard glext.h:
*/
#ifndef GL_TEXTURE_RECTANGLE_EXT
#define GL_TEXTURE_RECTANGLE_EXT 0x84F5
#endif
/* This is needed for building the X server: */
/*
* GL_MESA_packed_depth_stencil
*/
#ifndef GL_MESA_packed_depth_stencil
#define GL_MESA_packed_depth_stencil 1
#define GL_DEPTH_STENCIL_MESA 0x8750
#define GL_UNSIGNED_INT_24_8_MESA 0x8751
#define GL_UNSIGNED_INT_8_24_REV_MESA 0x8752
#define GL_UNSIGNED_SHORT_15_1_MESA 0x8753
#define GL_UNSIGNED_SHORT_1_15_REV_MESA 0x8754
#endif /* GL_MESA_packed_depth_stencil */
/* Various other OS projects expect to get these macros from Mesa's gl.h */
#ifndef GLAPI
#define GLAPI extern
#endif
#ifndef GLAPIENTRY
#define GLAPIENTRY
#endif
#ifndef APIENTRY
#define APIENTRY GLAPIENTRY
#endif
/* "P" suffix to be used for a pointer to a function */
#ifndef APIENTRYP
#define APIENTRYP APIENTRY *
#endif
#ifndef GLAPIENTRYP
#define GLAPIENTRYP GLAPIENTRY *
#endif
#endif /*__X_GL_H*/
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