/*** The OpenGL Extension Wrangler Library** Copyright (C) 2002-2005, Milan Ikits <milan ikits[]ieee org>** Copyright (C) 2002-2005, 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.*/#ifndef __wglew_h__#define __wglew_h__#define __WGLEW_H__#ifdef __wglext_h_#error wglext.h included before wglew.h#endif#define __wglext_h_#if !defined(APIENTRY) && !defined(__CYGWIN__)#define WIN32_LEAN_AND_MEAN 1#include <windows.h>#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#ifdef __cplusplusextern "C" {#endif/* -------------------------- WGL_3DFX_multisample ------------------------- */#ifndef WGL_3DFX_multisample#define WGL_3DFX_multisample 1#define WGL_SAMPLE_BUFFERS_3DFX 0x2060#define WGL_SAMPLES_3DFX 0x2061#define WGLEW_3DFX_multisample WGLEW_GET_VAR(__WGLEW_3DFX_multisample)#endif /* WGL_3DFX_multisample *//* ------------------------- WGL_ARB_buffer_region ------------------------- */#ifndef WGL_ARB_buffer_region#define WGL_ARB_buffer_region 1#define WGL_FRONT_COLOR_BUFFER_BIT_ARB 0x00000001#define WGL_BACK_COLOR_BUFFER_BIT_ARB 0x00000002#define WGL_DEPTH_BUFFER_BIT_ARB 0x00000004#define WGL_STENCIL_BUFFER_BIT_ARB 0x00000008typedef HANDLE (WINAPI * PFNWGLCREATEBUFFERREGIONARBPROC) (HDC hDC, int iLayerPlane, UINT uType);typedef VOID (WINAPI * PFNWGLDELETEBUFFERREGIONARBPROC) (HANDLE hRegion);typedef BOOL (WINAPI * PFNWGLRESTOREBUFFERREGIONARBPROC) (HANDLE hRegion, int x, int y, int width, int height, int xSrc, int ySrc);typedef BOOL (WINAPI * PFNWGLSAVEBUFFERREGIONARBPROC) (HANDLE hRegion, int x, int y, int width, int height);#define wglCreateBufferRegionARB WGLEW_GET_FUN(__wglewCreateBufferRegionARB)#define wglDeleteBufferRegionARB WGLEW_GET_FUN(__wglewDeleteBufferRegionARB)#define wglRestoreBufferRegionARB WGLEW_GET_FUN(__wglewRestoreBufferRegionARB)#define wglSaveBufferRegionARB WGLEW_GET_FUN(__wglewSaveBufferRegionARB)#define WGLEW_ARB_buffer_region WGLEW_GET_VAR(__WGLEW_ARB_buffer_region)#endif /* WGL_ARB_buffer_region *//* ----------------------- WGL_ARB_extensions_string ----------------------- */#ifndef WGL_ARB_extensions_string#define WGL_ARB_extensions_string 1typedef const char* (WINAPI * PFNWGLGETEXTENSIONSSTRINGARBPROC) (HDC hdc);#define wglGetExtensionsStringARB WGLEW_GET_FUN(__wglewGetExtensionsStringARB)#define WGLEW_ARB_extensions_string WGLEW_GET_VAR(__WGLEW_ARB_extensions_string)#endif /* WGL_ARB_extensions_string *//* ----------------------- WGL_ARB_make_current_read ----------------------- */#ifndef WGL_ARB_make_current_read#define WGL_ARB_make_current_read 1typedef HDC (WINAPI * PFNWGLGETCURRENTREADDCARBPROC) (VOID);typedef BOOL (WINAPI * PFNWGLMAKECONTEXTCURRENTARBPROC) (HDC hDrawDC, HDC hReadDC, HGLRC hglrc);#define wglGetCurrentReadDCARB WGLEW_GET_FUN(__wglewGetCurrentReadDCARB)#define wglMakeContextCurrentARB WGLEW_GET_FUN(__wglewMakeContextCurrentARB)#define WGLEW_ARB_make_current_read WGLEW_GET_VAR(__WGLEW_ARB_make_current_read)#endif /* WGL_ARB_make_current_read *//* -------------------------- WGL_ARB_multisample -------------------------- */#ifndef WGL_ARB_multisample#define WGL_ARB_multisample 1#define WGL_SAMPLE_BUFFERS_ARB 0x2041#define WGL_SAMPLES_ARB 0x2042#define WGLEW_ARB_multisample WGLEW_GET_VAR(__WGLEW_ARB_multisample)#endif /* WGL_ARB_multisample *//* ---------------------------- WGL_ARB_pbuffer ---------------------------- */#ifndef WGL_ARB_pbuffer#define WGL_ARB_pbuffer 1#define WGL_DRAW_TO_PBUFFER_ARB 0x202D#define WGL_MAX_PBUFFER_PIXELS_ARB 0x202E#define WGL_MAX_PBUFFER_WIDTH_ARB 0x202F#define WGL_MAX_PBUFFER_HEIGHT_ARB 0x2030#define WGL_PBUFFER_LARGEST_ARB 0x2033#define WGL_PBUFFER_WIDTH_ARB 0x2034#define WGL_PBUFFER_HEIGHT_ARB 0x2035#define WGL_PBUFFER_LOST_ARB 0x2036DECLARE_HANDLE(HPBUFFERARB);typedef HPBUFFERARB (WINAPI * PFNWGLCREATEPBUFFERARBPROC) (HDC hDC, int iPixelFormat, int iWidth, int iHeight, const int* piAttribList);typedef BOOL (WINAPI * PFNWGLDESTROYPBUFFERARBPROC) (HPBUFFERARB hPbuffer);typedef HDC (WINAPI * PFNWGLGETPBUFFERDCARBPROC) (HPBUFFERARB hPbuffer);typedef BOOL (WINAPI * PFNWGLQUERYPBUFFERARBPROC) (HPBUFFERARB hPbuffer, int iAttribute, int* piValue);typedef int (WINAPI * PFNWGLRELEASEPBUFFERDCARBPROC) (HPBUFFERARB hPbuffer, HDC hDC);#define wglCreatePbufferARB WGLEW_GET_FUN(__wglewCreatePbufferARB)#define wglDestroyPbufferARB WGLEW_GET_FUN(__wglewDestroyPbufferARB)#define wglGetPbufferDCARB WGLEW_GET_FUN(__wglewGetPbufferDCARB)#define wglQueryPbufferARB WGLEW_GET_FUN(__wglewQueryPbufferARB)#define wglReleasePbufferDCARB WGLEW_GET_FUN(__wglewReleasePbufferDCARB)#define WGLEW_ARB_pbuffer WGLEW_GET_VAR(__WGLEW_ARB_pbuffer)#endif /* WGL_ARB_pbuffer *//* -------------------------- WGL_ARB_pixel_format ------------------------- */#ifndef WGL_ARB_pixel_format#define WGL_ARB_pixel_format 1#define WGL_NUMBER_PIXEL_FORMATS_ARB 0x2000#define WGL_DRAW_TO_WINDOW_ARB 0x2001#define WGL_DRAW_TO_BITMAP_ARB 0x2002#define WGL_ACCELERATION_ARB 0x2003#define WGL_NEED_PALETTE_ARB 0x2004#define WGL_NEED_SYSTEM_PALETTE_ARB 0x2005#define WGL_SWAP_LAYER_BUFFERS_ARB 0x2006#define WGL_SWAP_METHOD_ARB 0x2007#define WGL_NUMBER_OVERLAYS_ARB 0x2008#define WGL_NUMBER_UNDERLAYS_ARB 0x2009#define WGL_TRANSPARENT_ARB 0x200A#define WGL_SHARE_DEPTH_ARB 0x200C#define WGL_SHARE_STENCIL_ARB 0x200D#define WGL_SHARE_ACCUM_ARB 0x200E#define WGL_SUPPORT_GDI_ARB 0x200F#define WGL_SUPPORT_OPENGL_ARB 0x2010#define WGL_DOUBLE_BUFFER_ARB 0x2011#define WGL_STEREO_ARB 0x2012#define WGL_PIXEL_TYPE_ARB 0x2013#define WGL_COLOR_BITS_ARB 0x2014#define WGL_RED_BITS_ARB 0x2015#define WGL_RED_SHIFT_ARB 0x2016#define WGL_GREEN_BITS_ARB 0x2017#define WGL_GREEN_SHIFT_ARB 0x2018#define WGL_BLUE_BITS_ARB 0x2019#define WGL_BLUE_SHIFT_ARB 0x201A#define WGL_ALPHA_BITS_ARB 0x201B#define WGL_ALPHA_SHIFT_ARB 0x201C#define WGL_ACCUM_BITS_ARB 0x201D#define WGL_ACCUM_RED_BITS_ARB 0x201E#define WGL_ACCUM_GREEN_BITS_ARB 0x201F#define WGL_ACCUM_BLUE_BITS_ARB 0x2020#define WGL_ACCUM_ALPHA_BITS_ARB 0x2021#define WGL_DEPTH_BITS_ARB 0x2022#define WGL_STENCIL_BITS_ARB 0x2023#define WGL_AUX_BUFFERS_ARB 0x2024#define WGL_NO_ACCELERATION_ARB 0x2025#define WGL_GENERIC_ACCELERATION_ARB 0x2026#define WGL_FULL_ACCELERATION_ARB 0x2027#define WGL_SWAP_EXCHANGE_ARB 0x2028#define WGL_SWAP_COPY_ARB 0x2029#define WGL_SWAP_UNDEFINED_ARB 0x202A#define WGL_TYPE_RGBA_ARB 0x202B#define WGL_TYPE_COLORINDEX_ARB 0x202C#define WGL_TRANSPARENT_RED_VALUE_ARB 0x2037#define WGL_TRANSPARENT_GREEN_VALUE_ARB 0x2038#define WGL_TRANSPARENT_BLUE_VALUE_ARB 0x2039#define WGL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A#define WGL_TRANSPARENT_INDEX_VALUE_ARB 0x203Btypedef BOOL (WINAPI * PFNWGLCHOOSEPIXELFORMATARBPROC) (HDC hdc, const int* piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);typedef BOOL (WINAPI * PFNWGLGETPIXELFORMATATTRIBFVARBPROC) (HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int* piAttributes, FLOAT *pfValues);typedef BOOL (WINAPI * PFNWGLGETPIXELFORMATATTRIBIVARBPROC) (HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int* piAttributes, int *piValues);#define wglChoosePixelFormatARB WGLEW_GET_FUN(__wglewChoosePixelFormatARB)#define wglGetPixelFormatAttribfvARB WGLEW_GET_FUN(__wglewGetPixelFormatAttribfvARB)#define wglGetPixelFormatAttribivARB WGLEW_GET_FUN(__wglewGetPixelFormatAttribivARB)#define WGLEW_ARB_pixel_format WGLEW_GET_VAR(__WGLEW_ARB_pixel_format)#endif /* WGL_ARB_pixel_format *//* ----------------------- WGL_ARB_pixel_format_float ---------------------- */#ifndef WGL_ARB_pixel_format_float#define WGL_ARB_pixel_format_float 1#define WGL_TYPE_RGBA_FLOAT_ARB 0x21A0#define WGLEW_ARB_pixel_format_float WGLEW_GET_VAR(__WGLEW_ARB_pixel_format_float)#endif /* WGL_ARB_pixel_format_float *//* ------------------------- WGL_ARB_render_texture ------------------------ */#ifndef WGL_ARB_render_texture#define WGL_ARB_render_texture 1#define WGL_BIND_TO_TEXTURE_RGB_ARB 0x2070#define WGL_BIND_TO_TEXTURE_RGBA_ARB 0x2071#define WGL_TEXTURE_FORMAT_ARB 0x2072#define WGL_TEXTURE_TARGET_ARB 0x2073#define WGL_MIPMAP_TEXTURE_ARB 0x2074#define WGL_TEXTURE_RGB_ARB 0x2075#define WGL_TEXTURE_RGBA_ARB 0x2076#define WGL_NO_TEXTURE_ARB 0x2077#define WGL_TEXTURE_CUBE_MAP_ARB 0x2078#define WGL_TEXTURE_1D_ARB 0x2079#define WGL_TEXTURE_2D_ARB 0x207A#define WGL_MIPMAP_LEVEL_ARB 0x207B#define WGL_CUBE_MAP_FACE_ARB 0x207C#define WGL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB 0x207D#define WGL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB 0x207E#define WGL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB 0x207F#define WGL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB 0x2080#define WGL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB 0x2081#define WGL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB 0x2082#define WGL_FRONT_LEFT_ARB 0x2083#define WGL_FRONT_RIGHT_ARB 0x2084#define WGL_BACK_LEFT_ARB 0x2085#define WGL_BACK_RIGHT_ARB 0x2086#define WGL_AUX0_ARB 0x2087#define WGL_AUX1_ARB 0x2088#define WGL_AUX2_ARB 0x2089#define WGL_AUX3_ARB 0x208A#define WGL_AUX4_ARB 0x208B#define WGL_AUX5_ARB 0x208C#define WGL_AUX6_ARB 0x208D#define WGL_AUX7_ARB 0x208E#define WGL_AUX8_ARB 0x208F#define WGL_AUX9_ARB 0x2090typedef BOOL (WINAPI * PFNWGLBINDTEXIMAGEARBPROC) (HPBUFFERARB hPbuffer, int iBuffer);typedef BOOL (WINAPI * PFNWGLRELEASETEXIMAGEARBPROC) (HPBUFFERARB hPbuffer, int iBuffer);typedef BOOL (WINAPI * PFNWGLSETPBUFFERATTRIBARBPROC) (HPBUFFERARB hPbuffer, const int* piAttribList);#define wglBindTexImageARB WGLEW_GET_FUN(__wglewBindTexImageARB)#define wglReleaseTexImageARB WGLEW_GET_FUN(__wglewReleaseTexImageARB)#define wglSetPbufferAttribARB WGLEW_GET_FUN(__wglewSetPbufferAttribARB)#define WGLEW_ARB_render_texture WGLEW_GET_VAR(__WGLEW_ARB_render_texture)#endif /* WGL_ARB_render_texture *//* ----------------------- WGL_ATI_pixel_format_float ---------------------- */#ifndef WGL_ATI_pixel_format_float