/*
** The OpenGL Extension Wrangler Library
** Copyright (C) 2002-2007, Milan Ikits <milan ikits[]ieee org>
** Copyright (C) 2002-2007, Marcelo E. Magallon <mmagallo[]debian org>
** Copyright (C) 2002, Lev Povalahev
** All rights reserved.
** 
** Redistribution and use in source and binary forms, with or without 
** modification, are permitted provided that the following conditions are met:
** 
** * Redistributions of source code must retain the above copyright notice, 
**   this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright notice, 
**   this list of conditions and the following disclaimer in the documentation 
**   and/or other materials provided with the distribution.
** * The name of the author may be used to endorse or promote products 
**   derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
** AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
** ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
** LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
** CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
** SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
** INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
** CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
** ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
** THE POSSIBILITY OF SUCH DAMAGE.
*/

/*
** License Applicability. Except to the extent portions of this file are
** made subject to an alternative license as permitted in the SGI Free
** Software License B, Version 1.1 (the "License"), the contents of this
** file are subject only to the provisions of the License. You may not use
** this file except in compliance with the License. You may obtain a copy
** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
** 
** http://oss.sgi.com/projects/FreeB
** 
** Note that, as provided in the License, the Software is distributed on an
** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
** 
** Original Code. The Original Code is: OpenGL Sample Implementation,
** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
** Copyright in any portions created by third parties is as indicated
** elsewhere herein. All Rights Reserved.
** 
** Additional Notice Provisions: This software was created using the
** OpenGL(R) version 1.2.1 Sample Implementation published by SGI, but has
** not been independently verified as being compliant with the OpenGL(R)
** version 1.2.1 Specification.
*/

#ifndef __glew_h__
#define __glew_h__
#define __GLEW_H__

#if defined(__gl_h_) || defined(__GL_H__)
#error gl.h included before glew.h
#endif
#if defined(__glext_h_) || defined(__GLEXT_H_)
#error glext.h included before glew.h
#endif
#if defined(__gl_ATI_h_)
#error glATI.h included before glew.h
#endif

#define __gl_h_
#define __GL_H__
#define __glext_h_
#define __GLEXT_H_
#define __gl_ATI_h_

#if defined(_WIN32)

/*
 * GLEW does not include <windows.h> to avoid name space pollution.
 * GL needs GLAPI and GLAPIENTRY, GLU needs APIENTRY, CALLBACK, and wchar_t
 * defined properly.
 */
/* <windef.h> */
#ifndef APIENTRY
#define GLEW_APIENTRY_DEFINED
#  if defined(__MINGW32__)
#    define APIENTRY __stdcall
#  elif (_MSC_VER >= 800) || defined(_STDCALL_SUPPORTED) || defined(__BORLANDC__)
#    define APIENTRY __stdcall
#  else
#    define APIENTRY
#  endif
#endif
#ifndef GLAPI
#  if defined(__MINGW32__)
#    define GLAPI extern
#  endif
#endif
/* <winnt.h> */
#ifndef CALLBACK
#define GLEW_CALLBACK_DEFINED
#  if defined(__MINGW32__)
#    define CALLBACK __attribute__ ((__stdcall__))
#  elif (defined(_M_MRX000) || defined(_M_IX86) || defined(_M_ALPHA) || defined(_M_PPC)) && !defined(MIDL_PASS)
#    define CALLBACK __stdcall
#  else
#    define CALLBACK
#  endif
#endif
/* <wingdi.h> and <winnt.h> */
#ifndef WINGDIAPI
#define GLEW_WINGDIAPI_DEFINED
#define WINGDIAPI __declspec(dllimport)
#endif
/* <ctype.h> */
#if (defined(_MSC_VER) || defined(__BORLANDC__)) && !defined(_WCHAR_T_DEFINED)
typedef unsigned short wchar_t;
#  define _WCHAR_T_DEFINED
#endif
/* <stddef.h> */
#if !defined(_W64)
#  if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
#    define _W64 __w64
#  else
#    define _W64
#  endif
#endif
#if !defined(_PTRDIFF_T_DEFINED) && !defined(_PTRDIFF_T_)
#  ifdef _WIN64
typedef __int64 ptrdiff_t;
#  else
typedef _W64 int ptrdiff_t;
#  endif
#  define _PTRDIFF_T_DEFINED
#  define _PTRDIFF_T_
#endif

#ifndef GLAPI
#  if defined(__MINGW32__)
#    define GLAPI extern
#  else
#    define GLAPI WINGDIAPI
#  endif
#endif

#ifndef GLAPIENTRY
#define GLAPIENTRY APIENTRY
#endif

/*
 * GLEW_STATIC needs to be set when using the static version.
 * GLEW_BUILD is set when building the DLL version.
 */
#ifdef GLEW_STATIC
#  define GLEWAPI extern
#else
#  ifdef GLEW_BUILD
#    define GLEWAPI extern __declspec(dllexport)
#  else
#    define GLEWAPI extern __declspec(dllimport)
#  endif
#endif

#else /* _UNIX */

/*
 * Needed for ptrdiff_t in turn needed by VBO.  This is defined by ISO
 * C.  On my system, this amounts to _3 lines_ of included code, all of
 * them pretty much harmless.  If you know of a way of detecting 32 vs
 * 64 _targets_ at compile time you are free to replace this with
 * something that's portable.  For now, _this_ is the portable solution.
 * (mem, 2004-01-04)
 */

#include <stddef.h>

#define GLEW_APIENTRY_DEFINED
#define APIENTRY
#define GLEWAPI extern

/* <glu.h> */
#ifndef GLAPI
#define GLAPI extern
#endif
#ifndef GLAPIENTRY
#define GLAPIENTRY
#endif

#endif /* _WIN32 */

#ifdef __cplusplus
extern "C" {
#endif

/* ----------------------------- GL_VERSION_1_1 ---------------------------- */

#ifndef GL_VERSION_1_1
#define GL_VERSION_1_1 1

#if defined(__APPLE__)
typedef unsigned long GLenum;
typedef unsigned long GLbitfield;
typedef unsigned long GLuint;
typedef long GLint;
typedef long GLsizei;
#else
typedef unsigned int GLenum;
typedef unsigned int GLbitfield;
typedef unsigned int GLuint;
typedef int GLint;
typedef int GLsizei;
#endif
typedef unsigned char GLboolean;
typedef signed char GLbyte;
typedef short GLshort;
typedef unsigned char GLubyte;
typedef unsigned short GLushort;
typedef float GLfloat;
typedef float GLclampf;
typedef double GLdouble;
typedef double GLclampd;
typedef void GLvoid;
#if defined(_MSC_VER) && _MSC_VER < 1310
#  ifdef _WIN64
typedef __int64 GLint64EXT;
typedef unsigned __int64 GLuint64EXT;
#  else
typedef _W64 int GLint64EXT;
typedef _W64 unsigned int GLuint64EXT;
#  endif
#else
typedef signed long long GLint64EXT;
typedef unsigned long long GLuint64EXT;
#endif

#define GL_ACCUM 0x0100
#define GL_LOAD 0x0101
#define GL_RETURN 0x0102
#define GL_MULT 0x0103
#define GL_ADD 0x0104
#define GL_NEVER 0x0200
#define GL_LESS 0x0201
#define GL_EQUAL 0x0202
#define GL_LEQUAL 0x0203
#define GL_GREATER 0x0204
#define GL_NOTEQUAL 0x0205
#define GL_GEQUAL 0x0206
#define GL_ALWAYS 0x0207
#define GL_CURRENT_BIT 0x00000001
#define GL_POINT_BIT 0x00000002
#define GL_LINE_BIT 0x00000004
#define GL_POLYGON_BIT 0x00000008
#define GL_POLYGON_STIPPLE_BIT 0x00000010
#define GL_PIXEL_MODE_BIT 0x00000020
#define GL_LIGHTING_BIT 0x00000040
#define GL_FOG_BIT 0x00000080
#define GL_DEPTH_BUFFER_BIT 0x00000100
#define GL_ACCUM_BUFFER_BIT 0x00000200
#define GL_STENCIL_BUFFER_BIT 0x00000400
#define GL_VIEWPORT_BIT 0x00000800
#define GL_TRANSFORM_BIT 0x00001000
#define GL_ENABLE_BIT 0x00002000
#define GL_COLOR_BUFFER_BIT 0x00004000
#define GL_HINT_BIT 0x00008000
#define GL_EVAL_BIT 0x00010000
#define GL_LIST_BIT 0x00020000
#define GL_TEXTURE_BIT 0x00040000
#define GL_SCISSOR_BIT 0x00080000
#define GL_ALL_ATTRIB_BITS 0x000fffff
#define GL_POINTS 0x0000
#define GL_LINES 0x0001
#define GL_LINE_LOOP 0x0002
#define GL_LINE_STRIP 0x0003
#define GL_TRIANGLES 0x0004
#define GL_TRIANGLE_STRIP 0x0005
#define GL_TRIANGLE_FAN 0x0006
#define GL_QUADS 0x0007
#define GL_QUAD_STRIP 0x0008
#define GL_POLYGON 0x0009
#define GL_ZERO 0
#define GL_ONE 1
#define GL_SRC_COLOR 0x0300