#ifndef __wglext_h_
#define __wglext_h_

#ifdef __cplusplus
extern "C" {
#endif

/*
** 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) 1991-2004 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.
*/

#if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64) && !defined(APIENTRY) && !defined(__CYGWIN__) && !defined(__SCITECH_SNAP__)
#define WIN32_LEAN_AND_MEAN 1
#include <windows.h>
#endif

#ifndef APIENTRY
#define APIENTRY
#endif
#ifndef APIENTRYP
#define APIENTRYP APIENTRY *
#endif
#ifndef GLAPI
#define GLAPI extern
#endif


/*************************************************************/

/* Header file version number */
/* wglext.h last updated 2005/01/07 */
/* Current version at http://oss.sgi.com/projects/ogl-sample/registry/ */
#define WGL_WGLEXT_VERSION 6

#ifndef WGL_ARB_buffer_region
#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     0x00000008
#endif

#ifndef WGL_ARB_multisample
#define WGL_SAMPLE_BUFFERS_ARB         0x2041
#define WGL_SAMPLES_ARB                0x2042
#endif

#ifndef WGL_ARB_extensions_string
#endif

#ifndef WGL_ARB_pixel_format
#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_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 0x203B
#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
#endif

#ifndef WGL_ARB_make_current_read
#define ERROR_INVALID_PIXEL_TYPE_ARB   0x2043
#define ERROR_INCOMPATIBLE_DEVICE_CONTEXTS_ARB 0x2054
#endif

#ifndef WGL_ARB_pbuffer
#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           0x2036
#endif

#ifndef WGL_ARB_render_texture
#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                   0x2090
#endif

#ifndef WGL_ARB_pixel_format_float
#define WGL_TYPE_RGBA_FLOAT_ARB        0x21A0
#endif

#ifndef WGL_EXT_make_current_read
#define ERROR_INVALID_PIXEL_TYPE_EXT   0x2043
#endif

#ifndef WGL_EXT_pixel_format
#define WGL_NUMBER_PIXEL_FORMATS_EXT   0x2000
#define WGL_DRAW_TO_WINDOW_EXT         0x2001
#define WGL_DRAW_TO_BITMAP_EXT         0x2002
#define WGL_ACCELERATION_EXT           0x2003
#define WGL_NEED_PALETTE_EXT           0x2004
#define WGL_NEED_SYSTEM_PALETTE_EXT    0x2005
#define WGL_SWAP_LAYER_BUFFERS_EXT     0x2006
#define WGL_SWAP_METHOD_EXT            0x2007
#define WGL_NUMBER_OVERLAYS_EXT        0x2008
#define WGL_NUMBER_UNDERLAYS_EXT       0x2009
#define WGL_TRANSPARENT_EXT            0x200A
#define WGL_TRANSPARENT_VALUE_EXT      0x200B
#define WGL_SHARE_DEPTH_EXT            0x200C
#define WGL_SHARE_STENCIL_EXT          0x200D
#define WGL_SHARE_ACCUM_EXT            0x200E
#define WGL_SUPPORT_GDI_EXT            0x200F
#define WGL_SUPPORT_OPENGL_EXT         0x2010
#define WGL_DOUBLE_BUFFER_EXT          0x2011
#define WGL_STEREO_EXT                 0x2012
#define WGL_PIXEL_TYPE_EXT             0x2013
#define WGL_COLOR_BITS_EXT             0x2014
#define WGL_RED_BITS_EXT               0x2015
#define WGL_RED_SHIFT_EXT              0x2016
#define WGL_GREEN_BITS_EXT             0x2017
#define WGL_GREEN_SHIFT_EXT            0x2018
#define WGL_BLUE_BITS_EXT              0x2019
#define WGL_BLUE_SHIFT_EXT             0x201A
#define WGL_ALPHA_BITS_EXT             0x201B
#define WGL_ALPHA_SHIFT_EXT            0x201C
#define WGL_ACCUM_BITS_EXT             0x201D
#define WGL_ACCUM_RED_BITS_EXT         0x201E
#define WGL_ACCUM_GREEN_BITS_EXT       0x201F
#define WGL_ACCUM_BLUE_BITS_EXT        0x2020
#define WGL_ACCUM_ALPHA_BITS_EXT       0x2021
#define WGL_DEPTH_BITS_EXT             0x2022
#define WGL_STENCIL_BITS_EXT           0x2023
#define WGL_AUX_BUFFERS_EXT            0x2024
#define WGL_NO_ACCELERATION_EXT        0x2025
#define WGL_GENERIC_ACCELERATION_EXT   0x2026
#define WGL_FULL_ACCELERATION_EXT      0x2027
#define WGL_SWAP_EXCHANGE_EXT          0x2028
#define WGL_SWAP_COPY_EXT              0x2029
#define WGL_SWAP_UNDEFINED_EXT         0x202A
#define WGL_TYPE_RGBA_EXT              0x202B
#define WGL_TYPE_COLORINDEX_EXT        0x202C
#endif

#ifndef WGL_EXT_pbuffer
#define WGL_DRAW_TO_PBUFFER_EXT        0x202D
#define WGL_MAX_PBUFFER_PIXELS_EXT     0x202E
#define WGL_MAX_PBUFFER_WIDTH_EXT      0x202F
#define WGL_MAX_PBUFFER_HEIGHT_EXT     0x2030
#define WGL_OPTIMAL_PBUFFER_WIDTH_EXT  0x2031
#define WGL_OPTIMAL_PBUFFER_HEIGHT_EXT 0x2032
#define WGL_PBUFFER_LARGEST_EXT        0x2033
#define WGL_PBUFFER_WIDTH_EXT          0x2034
#define WGL_PBUFFER_HEIGHT_EXT         0x2035
#endif

#ifndef WGL_EXT_depth_float
#define WGL_DEPTH_FLOAT_EXT            0x2040
#endif

#ifndef WGL_3DFX_multisample
#define WGL_SAMPLE_BUFFERS_3DFX        0x2060
#define WGL_SAMPLES_3DFX               0x2061
#endif

#ifndef WGL_EXT_multisample
#define WGL_SAMPLE_BUFFERS_EXT         0x2041
#define WGL_SAMPLES_EXT                0x2042
#endif

#ifndef WGL_I3D_digital_video_control
#define WGL_DIGITAL_VIDEO_CURSOR_ALPHA_FRAMEBUFFER_I3D 0x2050
#define WGL_DIGITAL_VIDEO_CURSOR_ALPHA_VALUE_I3D 0x2051
#define WGL_DIGITAL_VIDEO_CURSOR_INCLUDED_I3D 0x2052
#define WGL_DIGITAL_VIDEO_GAMMA_CORRECTED_I3D 0x2053
#endif

#ifndef WGL_I3D_gamma
#define WGL_GAMMA_TABLE_SIZE_I3D       0x204E
#define WGL_GAMMA_EXCLUDE_DESKTOP_I3D  0x204F
#endif

#ifndef WGL_I3D_genlock
#define WGL_GENLOCK_SOURCE_MULTIVIEW_I3D 0x2044
#define WGL_GENLOCK_SOURCE_EXTENAL_SYNC_I3D 0x2045
#define WGL_GENLOCK_SOURCE_EXTENAL_FIELD_I3D 0x2046
#define WGL_GENLOCK_SOURCE_EXTENAL_TTL_I3D 0x2047
#define WGL_GENLOCK_SOURCE_DIGITAL_SYNC_I3D 0x2048
#define WGL_GENLOCK_SOURCE_DIGITAL_FIELD_I3D 0x2049
#define WGL_GENLOCK_SOURCE_EDGE_FALLING_I3D 0x204A
#define WGL_GENLOCK_SOURCE_EDGE_RISING_I3D 0x204B
#define WGL_GENLOCK_SOURCE_EDGE_BOTH_I3D 0x204C
#endif

#ifndef WGL_I3D_image_buffer
#define WGL_IMAGE_BUFFER_MIN_ACCESS_I3D 0x00000001
#define WGL_IMAGE_BUFFER_LOCK_I3D      0x00000002
#endif

#ifndef WGL_I3D_swap_frame_lock
#endif

#ifndef WGL_NV_render_depth_texture
#define WGL_BIND_TO_TEXTURE_DEPTH_NV   0x20A3
#define WGL_BIND_TO_TEXTURE_RECTANGLE_DEPTH_NV 0x20A4
#define WGL_DEPTH_TEXTURE_FORMAT_NV    0x20A5
#define WGL_TEXTURE_DEPTH_COMPONENT_NV 0x20A6
#define WGL_DEPTH_COMPONENT_NV         0x20A7
#endif

#ifndef WGL_NV_render_texture_rectangle
#define WGL_BIND_TO_TEXTURE_RECTANGLE_RGB_NV 0x20A0
#define WGL_BIND_TO_TEXTURE_RECTANGLE_RGBA_NV 0x20A1
#define WGL_TEXTURE_RECTANGLE_NV       0x20A2
#endif

#ifndef WGL_ATI_pixel_format_float
#define WGL_TYPE_RGBA_FLOAT_ATI        0x21A0
#define WGL_RGBA_FLOAT_MODE_ATI        0x8820
#define WGL_COLOR_CLEAR_UNCLAMPED_VALUE_ATI 0x8835
#endif

#ifndef WGL_NV_float_buffer
#define WGL_FLOAT_COMPONENTS_NV        0x20B0
#define WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_R_NV 0x20B1
#define WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RG_NV 0x20B2
#define WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGB_NV 0x20B3
#define WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGBA_NV 0x20B4
#define WGL_TEXTURE_FLOAT_R_NV         0x20B5
#define WGL_TEXTURE_FLOAT_RG_NV        0x20B6
#define WGL_TEXTURE_FLOAT_RGB_NV       0x20B7
#define WGL_TEXTURE_FLOAT_RGBA_NV      0x20B8
#endif

#ifndef WGL_NV_swap_group
#endif

#ifndef WGL_NV_gpu_affinity
#define WGL_ERROR_INCOMPATIBLE_AFFINITY_MASKS_NV 0x20D0
#define WGL_ERROR_MISSING_AFFINITY_MASK_NV 0x20D1
#endif


/*************************************************************/

#ifndef WGL_ARB_pbuffer
DECLARE_HANDLE(HPBUFFERARB);
#endif
#ifndef WGL_EXT_pbuffer
DECLARE_HANDLE(HPBUFFEREXT);
#endif

#ifndef WGL_NV_gpu_affinity
DECLARE_HANDLE(HGPUNV);
typedef struct _GPU_DEVICE
{
    DWORD  cb;
    CHAR   DeviceName[32];
    CHAR   DeviceString[128];
    DWORD  Flags;
    RECT   rcVirtualScreen;
} GPU_DEVICE, *PGPU_DEVICE;
#endif

#ifndef WGL_ARB_buffer_region
#define WGL_ARB_buffer_region 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern HANDLE WINAPI wglCreateBufferRegionARB(HDC, int, UINT);
extern VOID WINAPI wglDeleteBufferRegionARB(HANDLE);
extern BOOL WINAPI wglSaveBufferRegionARB(HANDLE, int, int, int, int);
extern BOOL WINAPI wglRestoreBufferRegionARB(HANDLE, int, int, int, int, int, int);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef HANDLE(WINAPI *PFNWGLCREATEBUFFERREGIONARBPROC)(HDC hDC, int iLayerPlane, UINT uType);
typedef VOID (WINAPI *PFNWGLDELETEBUFFERREGIONARBPROC)(HANDLE hRegion);
typedef BOOL (WINAPI *PFNWGLSAVEBUFFERREGIONARBPROC)(HANDLE hRegion, int x, int y, int width, int height);
typedef BOOL (WINAPI *PFNWGLRESTOREBUFFERREGIONARBPROC)(HANDLE hRegion, int x, int y, int width, int height, int xSrc, int ySrc);
#endif

#ifndef WGL_ARB_multisample
#define WGL_ARB_multisample 1
#endif

#ifndef WGL_ARB_extensions_string
#define WGL_ARB_extensions_string 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern const char *WINAPI wglGetExtensionsStringARB(HDC);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef const char *(WINAPI *PFNWGLGETEXTENSIONSSTRINGARBPROC)(HDC hdc);
#endif

#ifndef WGL_ARB_pixel_format
#define WGL_ARB_pixel_format 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglGetPixelFormatAttribivARB(HDC, int, int, UINT, const int *, int *);
extern BOOL WINAPI wglGetPixelFormatAttribfvARB(HDC, int, int, UINT, const int *, FLOAT *);
extern BOOL WINAPI wglChoosePixelFormatARB(HDC, const int *, const FLOAT *, UINT, int *, UINT *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLGETPIXELFORMATATTRIBIVARBPROC)(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues);
typedef BOOL (WINAPI *PFNWGLGETPIXELFORMATATTRIBFVARBPROC)(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, FLOAT *pfValues);
typedef BOOL (WINAPI *PFNWGLCHOOSEPIXELFORMATARBPROC)(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);
#endif

#ifndef WGL_ARB_make_current_read
#define WGL_ARB_make_current_read 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglMakeContextCurrentARB(HDC, HDC, HGLRC);
extern HDC WINAPI wglGetCurrentReadDCARB(void);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLMAKECONTEXTCURRENTARBPROC)(HDC hDrawDC, HDC hReadDC, HGLRC hglrc);
typedef HDC(WINAPI *PFNWGLGETCURRENTREADDCARBPROC)(void);
#endif

#ifndef WGL_ARB_pbuffer
#define WGL_ARB_pbuffer 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern HPBUFFERARB WINAPI wglCreatePbufferARB(HDC, int, int, int, const int *);
extern HDC WINAPI wglGetPbufferDCARB(HPBUFFERARB);
extern int WINAPI wglReleasePbufferDCARB(HPBUFFERARB, HDC);
extern BOOL WINAPI wglDestroyPbufferARB(HPBUFFERARB);
extern BOOL WINAPI wglQueryPbufferARB(HPBUFFERARB, int, int *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef HPBUFFERARB(WINAPI *PFNWGLCREATEPBUFFERARBPROC)(HDC hDC, int iPixelFormat, int iWidth, int iHeight, const int *piAttribList);
typedef HDC(WINAPI *PFNWGLGETPBUFFERDCARBPROC)(HPBUFFERARB hPbuffer);
typedef int (WINAPI *PFNWGLRELEASEPBUFFERDCARBPROC)(HPBUFFERARB hPbuffer, HDC hDC);
typedef BOOL (WINAPI *PFNWGLDESTROYPBUFFERARBPROC)(HPBUFFERARB hPbuffer);
typedef BOOL (WINAPI *PFNWGLQUERYPBUFFERARBPROC)(HPBUFFERARB hPbuffer, int iAttribute, int *piValue);
#endif

#ifndef WGL_ARB_render_texture
#define WGL_ARB_render_texture 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglBindTexImageARB(HPBUFFERARB, int);
extern BOOL WINAPI wglReleaseTexImageARB(HPBUFFERARB, int);
extern BOOL WINAPI wglSetPbufferAttribARB(HPBUFFERARB, const int *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLBINDTEXIMAGEARBPROC)(HPBUFFERARB hPbuffer, int iBuffer);
typedef BOOL (WINAPI *PFNWGLRELEASETEXIMAGEARBPROC)(HPBUFFERARB hPbuffer, int iBuffer);
typedef BOOL (WINAPI *PFNWGLSETPBUFFERATTRIBARBPROC)(HPBUFFERARB hPbuffer, const int *piAttribList);
#endif

#ifndef WGL_ARB_pixel_format_float
#define WGL_ARB_pixel_format_float 1
#endif

#ifndef WGL_EXT_display_color_table
#define WGL_EXT_display_color_table 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern GLboolean WINAPI wglCreateDisplayColorTableEXT(GLushort);
extern GLboolean WINAPI wglLoadDisplayColorTableEXT(const GLushort *, GLuint);
extern GLboolean WINAPI wglBindDisplayColorTableEXT(GLushort);
extern VOID WINAPI wglDestroyDisplayColorTableEXT(GLushort);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef GLboolean(WINAPI *PFNWGLCREATEDISPLAYCOLORTABLEEXTPROC)(GLushort id);
typedef GLboolean(WINAPI *PFNWGLLOADDISPLAYCOLORTABLEEXTPROC)(const GLushort *table, GLuint length);
typedef GLboolean(WINAPI *PFNWGLBINDDISPLAYCOLORTABLEEXTPROC)(GLushort id);
typedef VOID (WINAPI *PFNWGLDESTROYDISPLAYCOLORTABLEEXTPROC)(GLushort id);
#endif

#ifndef WGL_EXT_extensions_string
#define WGL_EXT_extensions_string 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern const char *WINAPI wglGetExtensionsStringEXT(void);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef const char *(WINAPI *PFNWGLGETEXTENSIONSSTRINGEXTPROC)(void);
#endif

#ifndef WGL_EXT_make_current_read
#define WGL_EXT_make_current_read 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglMakeContextCurrentEXT(HDC, HDC, HGLRC);
extern HDC WINAPI wglGetCurrentReadDCEXT(void);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLMAKECONTEXTCURRENTEXTPROC)(HDC hDrawDC, HDC hReadDC, HGLRC hglrc);
typedef HDC(WINAPI *PFNWGLGETCURRENTREADDCEXTPROC)(void);
#endif

#ifndef WGL_EXT_pbuffer
#define WGL_EXT_pbuffer 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern HPBUFFEREXT WINAPI wglCreatePbufferEXT(HDC, int, int, int, const int *);
extern HDC WINAPI wglGetPbufferDCEXT(HPBUFFEREXT);
extern int WINAPI wglReleasePbufferDCEXT(HPBUFFEREXT, HDC);
extern BOOL WINAPI wglDestroyPbufferEXT(HPBUFFEREXT);
extern BOOL WINAPI wglQueryPbufferEXT(HPBUFFEREXT, int, int *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef HPBUFFEREXT(WINAPI *PFNWGLCREATEPBUFFEREXTPROC)(HDC hDC, int iPixelFormat, int iWidth, int iHeight, const int *piAttribList);
typedef HDC(WINAPI *PFNWGLGETPBUFFERDCEXTPROC)(HPBUFFEREXT hPbuffer);
typedef int (WINAPI *PFNWGLRELEASEPBUFFERDCEXTPROC)(HPBUFFEREXT hPbuffer, HDC hDC);
typedef BOOL (WINAPI *PFNWGLDESTROYPBUFFEREXTPROC)(HPBUFFEREXT hPbuffer);
typedef BOOL (WINAPI *PFNWGLQUERYPBUFFEREXTPROC)(HPBUFFEREXT hPbuffer, int iAttribute, int *piValue);
#endif

#ifndef WGL_EXT_pixel_format
#define WGL_EXT_pixel_format 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglGetPixelFormatAttribivEXT(HDC, int, int, UINT, int *, int *);
extern BOOL WINAPI wglGetPixelFormatAttribfvEXT(HDC, int, int, UINT, int *, FLOAT *);
extern BOOL WINAPI wglChoosePixelFormatEXT(HDC, const int *, const FLOAT *, UINT, int *, UINT *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLGETPIXELFORMATATTRIBIVEXTPROC)(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, int *piAttributes, int *piValues);
typedef BOOL (WINAPI *PFNWGLGETPIXELFORMATATTRIBFVEXTPROC)(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, int *piAttributes, FLOAT *pfValues);
typedef BOOL (WINAPI *PFNWGLCHOOSEPIXELFORMATEXTPROC)(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);
#endif

#ifndef WGL_EXT_swap_control
#define WGL_EXT_swap_control 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglSwapIntervalEXT(int);
extern int WINAPI wglGetSwapIntervalEXT(void);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLSWAPINTERVALEXTPROC)(int interval);
typedef int (WINAPI *PFNWGLGETSWAPINTERVALEXTPROC)(void);
#endif

#ifndef WGL_EXT_depth_float
#define WGL_EXT_depth_float 1
#endif

#ifndef WGL_NV_vertex_array_range
#define WGL_NV_vertex_array_range 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern void *WINAPI wglAllocateMemoryNV(GLsizei, GLfloat, GLfloat, GLfloat);
extern void WINAPI wglFreeMemoryNV(void *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef void *(WINAPI *PFNWGLALLOCATEMEMORYNVPROC)(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
typedef void (WINAPI *PFNWGLFREEMEMORYNVPROC)(void *pointer);
#endif

#ifndef WGL_3DFX_multisample
#define WGL_3DFX_multisample 1
#endif

#ifndef WGL_EXT_multisample
#define WGL_EXT_multisample 1
#endif

#ifndef WGL_OML_sync_control
#define WGL_OML_sync_control 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglGetSyncValuesOML(HDC, INT64 *, INT64 *, INT64 *);
extern BOOL WINAPI wglGetMscRateOML(HDC, INT32 *, INT32 *);
extern INT64 WINAPI wglSwapBuffersMscOML(HDC, INT64, INT64, INT64);
extern INT64 WINAPI wglSwapLayerBuffersMscOML(HDC, int, INT64, INT64, INT64);
extern BOOL WINAPI wglWaitForMscOML(HDC, INT64, INT64, INT64, INT64 *, INT64 *, INT64 *);
extern BOOL WINAPI wglWaitForSbcOML(HDC, INT64, INT64 *, INT64 *, INT64 *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLGETSYNCVALUESOMLPROC)(HDC hdc, INT64 *ust, INT64 *msc, INT64 *sbc);
typedef BOOL (WINAPI *PFNWGLGETMSCRATEOMLPROC)(HDC hdc, INT32 *numerator, INT32 *denominator);
typedef INT64(WINAPI *PFNWGLSWAPBUFFERSMSCOMLPROC)(HDC hdc, INT64 target_msc, INT64 divisor, INT64 remainder);
typedef INT64(WINAPI *PFNWGLSWAPLAYERBUFFERSMSCOMLPROC)(HDC hdc, int fuPlanes, INT64 target_msc, INT64 divisor, INT64 remainder);
typedef BOOL (WINAPI *PFNWGLWAITFORMSCOMLPROC)(HDC hdc, INT64 target_msc, INT64 divisor, INT64 remainder, INT64 *ust, INT64 *msc, INT64 *sbc);
typedef BOOL (WINAPI *PFNWGLWAITFORSBCOMLPROC)(HDC hdc, INT64 target_sbc, INT64 *ust, INT64 *msc, INT64 *sbc);
#endif

#ifndef WGL_I3D_digital_video_control
#define WGL_I3D_digital_video_control 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglGetDigitalVideoParametersI3D(HDC, int, int *);
extern BOOL WINAPI wglSetDigitalVideoParametersI3D(HDC, int, const int *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLGETDIGITALVIDEOPARAMETERSI3DPROC)(HDC hDC, int iAttribute, int *piValue);
typedef BOOL (WINAPI *PFNWGLSETDIGITALVIDEOPARAMETERSI3DPROC)(HDC hDC, int iAttribute, const int *piValue);
#endif

#ifndef WGL_I3D_gamma
#define WGL_I3D_gamma 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglGetGammaTableParametersI3D(HDC, int, int *);
extern BOOL WINAPI wglSetGammaTableParametersI3D(HDC, int, const int *);
extern BOOL WINAPI wglGetGammaTableI3D(HDC, int, USHORT *, USHORT *, USHORT *);
extern BOOL WINAPI wglSetGammaTableI3D(HDC, int, const USHORT *, const USHORT *, const USHORT *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLGETGAMMATABLEPARAMETERSI3DPROC)(HDC hDC, int iAttribute, int *piValue);
typedef BOOL (WINAPI *PFNWGLSETGAMMATABLEPARAMETERSI3DPROC)(HDC hDC, int iAttribute, const int *piValue);
typedef BOOL (WINAPI *PFNWGLGETGAMMATABLEI3DPROC)(HDC hDC, int iEntries, USHORT *puRed, USHORT *puGreen, USHORT *puBlue);
typedef BOOL (WINAPI *PFNWGLSETGAMMATABLEI3DPROC)(HDC hDC, int iEntries, const USHORT *puRed, const USHORT *puGreen, const USHORT *puBlue);
#endif

#ifndef WGL_I3D_genlock
#define WGL_I3D_genlock 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglEnableGenlockI3D(HDC);
extern BOOL WINAPI wglDisableGenlockI3D(HDC);
extern BOOL WINAPI wglIsEnabledGenlockI3D(HDC, BOOL *);
extern BOOL WINAPI wglGenlockSourceI3D(HDC, UINT);
extern BOOL WINAPI wglGetGenlockSourceI3D(HDC, UINT *);
extern BOOL WINAPI wglGenlockSourceEdgeI3D(HDC, UINT);
extern BOOL WINAPI wglGetGenlockSourceEdgeI3D(HDC, UINT *);
extern BOOL WINAPI wglGenlockSampleRateI3D(HDC, UINT);
extern BOOL WINAPI wglGetGenlockSampleRateI3D(HDC, UINT *);
extern BOOL WINAPI wglGenlockSourceDelayI3D(HDC, UINT);
extern BOOL WINAPI wglGetGenlockSourceDelayI3D(HDC, UINT *);
extern BOOL WINAPI wglQueryGenlockMaxSourceDelayI3D(HDC, UINT *, UINT *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLENABLEGENLOCKI3DPROC)(HDC hDC);
typedef BOOL (WINAPI *PFNWGLDISABLEGENLOCKI3DPROC)(HDC hDC);
typedef BOOL (WINAPI *PFNWGLISENABLEDGENLOCKI3DPROC)(HDC hDC, BOOL *pFlag);
typedef BOOL (WINAPI *PFNWGLGENLOCKSOURCEI3DPROC)(HDC hDC, UINT uSource);
typedef BOOL (WINAPI *PFNWGLGETGENLOCKSOURCEI3DPROC)(HDC hDC, UINT *uSource);
typedef BOOL (WINAPI *PFNWGLGENLOCKSOURCEEDGEI3DPROC)(HDC hDC, UINT uEdge);
typedef BOOL (WINAPI *PFNWGLGETGENLOCKSOURCEEDGEI3DPROC)(HDC hDC, UINT *uEdge);
typedef BOOL (WINAPI *PFNWGLGENLOCKSAMPLERATEI3DPROC)(HDC hDC, UINT uRate);
typedef BOOL (WINAPI *PFNWGLGETGENLOCKSAMPLERATEI3DPROC)(HDC hDC, UINT *uRate);
typedef BOOL (WINAPI *PFNWGLGENLOCKSOURCEDELAYI3DPROC)(HDC hDC, UINT uDelay);
typedef BOOL (WINAPI *PFNWGLGETGENLOCKSOURCEDELAYI3DPROC)(HDC hDC, UINT *uDelay);
typedef BOOL (WINAPI *PFNWGLQUERYGENLOCKMAXSOURCEDELAYI3DPROC)(HDC hDC, UINT *uMaxLineDelay, UINT *uMaxPixelDelay);
#endif

#ifndef WGL_I3D_image_buffer
#define WGL_I3D_image_buffer 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern LPVOID WINAPI wglCreateImageBufferI3D(HDC, DWORD, UINT);
extern BOOL WINAPI wglDestroyImageBufferI3D(HDC, LPVOID);
extern BOOL WINAPI wglAssociateImageBufferEventsI3D(HDC, const HANDLE *, const LPVOID *, const DWORD *, UINT);
extern BOOL WINAPI wglReleaseImageBufferEventsI3D(HDC, const LPVOID *, UINT);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef LPVOID (WINAPI *PFNWGLCREATEIMAGEBUFFERI3DPROC)(HDC hDC, DWORD dwSize, UINT uFlags);
typedef BOOL (WINAPI *PFNWGLDESTROYIMAGEBUFFERI3DPROC)(HDC hDC, LPVOID pAddress);
typedef BOOL (WINAPI *PFNWGLASSOCIATEIMAGEBUFFEREVENTSI3DPROC)(HDC hDC, const HANDLE *pEvent, const LPVOID *pAddress, const DWORD *pSize, UINT count);
typedef BOOL (WINAPI *PFNWGLRELEASEIMAGEBUFFEREVENTSI3DPROC)(HDC hDC, const LPVOID *pAddress, UINT count);
#endif

#ifndef WGL_I3D_swap_frame_lock
#define WGL_I3D_swap_frame_lock 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglEnableFrameLockI3D(void);
extern BOOL WINAPI wglDisableFrameLockI3D(void);
extern BOOL WINAPI wglIsEnabledFrameLockI3D(BOOL *);
extern BOOL WINAPI wglQueryFrameLockMasterI3D(BOOL *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLENABLEFRAMELOCKI3DPROC)(void);
typedef BOOL (WINAPI *PFNWGLDISABLEFRAMELOCKI3DPROC)(void);
typedef BOOL (WINAPI *PFNWGLISENABLEDFRAMELOCKI3DPROC)(BOOL *pFlag);
typedef BOOL (WINAPI *PFNWGLQUERYFRAMELOCKMASTERI3DPROC)(BOOL *pFlag);
#endif

#ifndef WGL_I3D_swap_frame_usage
#define WGL_I3D_swap_frame_usage 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglGetFrameUsageI3D(float *);
extern BOOL WINAPI wglBeginFrameTrackingI3D(void);
extern BOOL WINAPI wglEndFrameTrackingI3D(void);
extern BOOL WINAPI wglQueryFrameTrackingI3D(DWORD *, DWORD *, float *);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLGETFRAMEUSAGEI3DPROC)(float *pUsage);
typedef BOOL (WINAPI *PFNWGLBEGINFRAMETRACKINGI3DPROC)(void);
typedef BOOL (WINAPI *PFNWGLENDFRAMETRACKINGI3DPROC)(void);
typedef BOOL (WINAPI *PFNWGLQUERYFRAMETRACKINGI3DPROC)(DWORD *pFrameCount, DWORD *pMissedFrames, float *pLastMissedUsage);
#endif

#ifndef WGL_ATI_pixel_format_float
#define WGL_ATI_pixel_format_float 1
#endif

#ifndef WGL_NV_render_depth_texture
#define WGL_NV_render_depth_texture 1
#endif

#ifndef WGL_NV_render_texture_rectangle
#define WGL_NV_render_texture_rectangle 1
#endif

#ifndef WGL_NV_float_buffer
#define WGL_NV_float_buffer 1
#endif

#ifndef WGL_NV_swap_group
#define WGL_NV_swap_group 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglJoinSwapGroupNV(HDC hDC, GLuint group);
extern BOOL WINAPI wglBindSwapBarrierNV(GLuint group, GLuint barrier);
extern BOOL WINAPI wglQuerySwapGroupNV(HDC hDC, GLuint *group, GLuint *barrier);
extern BOOL WINAPI wglQueryMaxSwapGroupsNV(HDC hDC, GLuint *maxGroups, GLuint *maxBarriers);
extern BOOL WINAPI wglQueryFrameCountNV(HDC hDC, GLuint *count);
extern BOOL WINAPI wglResetFrameCountNV(HDC hDC);
#endif /* WGL_WGLEXT_PROTOTYPES */
typedef BOOL (WINAPI *PFNWGLJOINSWAPGROUPNVPROC)(HDC hDC, GLuint group);
typedef BOOL (WINAPI *PFNWGLBINDSWAPBARRIERNVPROC)(GLuint group, GLuint barrier);
typedef BOOL (WINAPI *PFNWGLQUERYSWAPGROUPNVPROC)(HDC hDC, GLuint *group, GLuint *barrier);
typedef BOOL (WINAPI *PFNWGLQUERYMAXSWAPGROUPSNVPROC)(HDC hDC, GLuint *maxGroups, GLuint *maxBarriers);
typedef BOOL (WINAPI *PFNWGLQUERYFRAMECOUNTNVPROC)(HDC hDC, GLuint *count);
typedef BOOL (WINAPI *PFNWGLRESETFRAMECOUNTNVPROC)(HDC hDC);
#endif

#ifndef WGL_NV_gpu_affinity
#define WGL_NV_gpu_affinity 1
#ifdef WGL_WGLEXT_PROTOTYPES
extern BOOL WINAPI wglEnumGpusNV(UINT iIndex, HGPUNV *hGpu);
extern BOOL WINAPI wglEnumGpuDevicesNV(HGPUNV hGpu, UINT iIndex, PGPU_DEVICE pGpuDevice);
extern HDC WINAPI wglCreateAffinityDCNV(const HGPUNV *pGpuList);
extern BOOL WINAPI wglEnumGpusFromAffinityDCNV(HDC hAffinityDC, UINT iIndex, HGPUNV *hGpu);
extern BOOL WINAPI wglDeleteDCNV(HDC hAffinityDC);
#else
typedef BOOL (WINAPI *PFNWGLENUMGPUSNVPROC)(UINT iIndex, HGPUNV *hGpu);
typedef BOOL (WINAPI *PFNWGLENUMGPUDEVICESNVPROC)(HGPUNV hGpu, UINT iIndex, PGPU_DEVICE pGpuDevice);
typedef HDC(WINAPI *PFNWGLCREATEAFFINITYDCNVPROC)(const HGPUNV *pGpuList);
typedef BOOL (WINAPI *PFNWGLENUMGPUSFROMAFFINITYDCNVPROC)(HDC hAffinityDC, UINT iIndex, HGPUNV *hGpu);
typedef BOOL (WINAPI *PFNWGLDELETEDCNVPROC)(HDC hAffinityDC);
#endif
#endif

#ifdef __cplusplus
}
#endif

#endif