/*** The OpenGL Extension Wrangler Library** Copyright (C) 2002-2006, Milan Ikits <milan ikits[]ieee org>** Copyright (C) 2002-2006, 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) || defined(__CYGWIN__) || defined(__MINGW32__)/* * 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(__CYGWIN__) || 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(__CYGWIN__) || defined(__MINGW32__)#    define GLAPI extern#  endif#endif/* <winnt.h> */#ifndef CALLBACK#define GLEW_CALLBACK_DEFINED#  if defined(__CYGWIN__) || 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 _WIN64typedef __int64 ptrdiff_t;#  elsetypedef _W64 int ptrdiff_t;#  endif#  define _PTRDIFF_T_DEFINED#  define _PTRDIFF_T_#endif#ifndef GLAPI#  if defined(__CYGWIN__) || 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 __cplusplusextern "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;#elsetypedef unsigned int GLenum;typedef unsigned int GLbitfield;typedef unsigned int GLuint;typedef int GLint;typedef int GLsizei;#endiftypedef 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;#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#define GL_ONE_MINUS_SRC_COLOR 0x0301#define GL_SRC_ALPHA 0x0302#define GL_ONE_MINUS_SRC_ALPHA 0x0303#define GL_DST_ALPHA 0x0304#define GL_ONE_MINUS_DST_ALPHA 0x0305#define GL_DST_COLOR 0x0306#define GL_ONE_MINUS_DST_COLOR 0x0307#define GL_SRC_ALPHA_SATURATE 0x0308#define GL_TRUE 1#define GL_FALSE 0#define GL_CLIP_PLANE0 0x3000#define GL_CLIP_PLANE1 0x3001#define GL_CLIP_PLANE2 0x3002#define GL_CLIP_PLANE3 0x3003