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use wglext properly

David Rose há 22 anos atrás
pai
commit
f0288e05c9

+ 1 - 1
panda/src/wgldisplay/Sources.pp

@@ -18,7 +18,7 @@
     wglGraphicsPipe.I wglGraphicsPipe.h \
     wglGraphicsStateGuardian.I wglGraphicsStateGuardian.h \
     wglGraphicsWindow.I wglGraphicsWindow.h \
-    wglExtensions.h
+    wglext.h
     
   #define INCLUDED_SOURCES \
     config_wgldisplay.cxx \

+ 0 - 139
panda/src/wgldisplay/wglExtensions.h

@@ -1,139 +0,0 @@
-// Filename: wglExtensions.h
-// Created by:  drose (09Feb04)
-//
-////////////////////////////////////////////////////////////////////
-//
-// PANDA 3D SOFTWARE
-// Copyright (c) 2001 - 2004, Disney Enterprises, Inc.  All rights reserved
-//
-// All use of this software is subject to the terms of the Panda 3d
-// Software license.  You should have received a copy of this license
-// along with this source code; you will also find a current copy of
-// the license at http://etc.cmu.edu/panda3d/docs/license/ .
-//
-// To contact the maintainers of this program write to
-// [email protected] .
-//
-////////////////////////////////////////////////////////////////////
-
-#ifndef WGLEXTENSIONS_H
-#define WGLEXTENSIONS_H
-
-#include "pandabase.h"
-
-#include <windows.h>
-
-// This file defines some headers that are necessary to make use of
-// the various wgl extensions we might test for in this module.
-
-
-// The following headers are from the WGL_ARB_pbuffer extension for
-// offscreen rendering into Pbuffers.
-
-DECLARE_HANDLE(HPBUFFERARB);
-
-typedef HPBUFFERARB (*wglCreatePbufferARB_proc)(HDC hDC,
-                                                int iPixelFormat,
-                                                int iWidth,
-                                                int iHeight,
-                                                const int *piAttribList);
-
-typedef HDC (*wglGetPbufferDCARB_proc)(HPBUFFERARB hPbuffer);
-
-typedef int (*wglReleasePbufferDCARB_proc)(HPBUFFERARB hPbuffer,
-                                           HDC hDC);
-
-typedef BOOL (*wglDestroyPbufferARB_proc)(HPBUFFERARB hPbuffer);
-
-typedef BOOL (*wglQueryPbufferARB_proc)(HPBUFFERARB hPbuffer,
-                                        int iAttribute,
-                                        int *piValue);
-
-#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
-
-
-// The following headers are from the WGL_ARB_pixel_format extension
-// for getting extended pixel format information.
-
-typedef BOOL (*wglGetPixelFormatAttribivARB_proc)(HDC hdc,
-                                                  int iPixelFormat,
-                                                  int iLayerPlane,
-                                                  UINT nAttributes,
-                                                  const int *piAttributes,
-                                                  int *piValues);
-
-typedef BOOL (*wglGetPixelFormatAttribfvARB_proc)(HDC hdc,
-                                                  int iPixelFormat,
-                                                  int iLayerPlane,
-                                                  UINT nAttributes,
-                                                  const int *piAttributes,
-                                                  FLOAT *pfValues);
-
-typedef BOOL (*wglChoosePixelFormatARB_proc)(HDC hdc,
-                                             const int *piAttribIList,
-                                             const FLOAT *pfAttribFList,
-                                             UINT nMaxFormats,
-                                             int *piFormats,
-                                             UINT *nNumFormats);
-
-#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

+ 5 - 1
panda/src/wgldisplay/wglGraphicsBuffer.h

@@ -21,7 +21,11 @@
 
 #include "pandabase.h"
 #include "graphicsBuffer.h"
-#include "wglExtensions.h"
+#include "glgsg.h"
+
+// This must be included after we have included glgsg.h (which
+// includes gl.h).
+#include "wglext.h"
 
 #include <windows.h>
 

+ 25 - 11
panda/src/wgldisplay/wglGraphicsStateGuardian.cxx

@@ -66,15 +66,15 @@ reset() {
   _supports_pixel_format = has_extension("WGL_ARB_pixel_format");
 
   _wglCreatePbufferARB = 
-    (wglCreatePbufferARB_proc)wglGetProcAddress("wglCreatePbufferARB");
+    (PFNWGLCREATEPBUFFERARBPROC)wglGetProcAddress("wglCreatePbufferARB");
   _wglGetPbufferDCARB = 
-    (wglGetPbufferDCARB_proc)wglGetProcAddress("wglGetPbufferDCARB");
+    (PFNWGLGETPBUFFERDCARBPROC)wglGetProcAddress("wglGetPbufferDCARB");
   _wglReleasePbufferDCARB = 
-    (wglReleasePbufferDCARB_proc)wglGetProcAddress("wglReleasePbufferDCARB");
+    (PFNWGLRELEASEPBUFFERDCARBPROC)wglGetProcAddress("wglReleasePbufferDCARB");
   _wglDestroyPbufferARB = 
-    (wglDestroyPbufferARB_proc)wglGetProcAddress("wglDestroyPbufferARB");
+    (PFNWGLDESTROYPBUFFERARBPROC)wglGetProcAddress("wglDestroyPbufferARB");
   _wglQueryPbufferARB = 
-    (wglQueryPbufferARB_proc)wglGetProcAddress("wglQueryPbufferARB");
+    (PFNWGLQUERYPBUFFERARBPROC)wglGetProcAddress("wglQueryPbufferARB");
 
   if (_supports_pbuffer) {
     if (_wglCreatePbufferARB == NULL ||
@@ -89,11 +89,11 @@ reset() {
   }
 
   _wglGetPixelFormatAttribivARB =
-    (wglGetPixelFormatAttribivARB_proc)wglGetProcAddress("wglGetPixelFormatAttribivARB");
+    (PFNWGLGETPIXELFORMATATTRIBIVARBPROC)wglGetProcAddress("wglGetPixelFormatAttribivARB");
   _wglGetPixelFormatAttribfvARB =
-    (wglGetPixelFormatAttribfvARB_proc)wglGetProcAddress("wglGetPixelFormatAttribfvARB");
+    (PFNWGLGETPIXELFORMATATTRIBFVARBPROC)wglGetProcAddress("wglGetPixelFormatAttribfvARB");
   _wglChoosePixelFormatARB =
-    (wglChoosePixelFormatARB_proc)wglGetProcAddress("wglChoosePixelFormatARB");
+    (PFNWGLCHOOSEPIXELFORMATARBPROC)wglGetProcAddress("wglChoosePixelFormatARB");
 
   if (_supports_pixel_format) {
     if (_wglGetPixelFormatAttribivARB == NULL ||
@@ -118,9 +118,23 @@ void wglGraphicsStateGuardian::
 get_extra_extensions() {
   // This is a little bit tricky, since the query function is itself
   // an extension.
-  typedef const GLubyte *(*wglGetExtensionsStringEXT_proc)(void);
-  wglGetExtensionsStringEXT_proc wglGetExtensionsStringEXT = 
-    (wglGetExtensionsStringEXT_proc)wglGetProcAddress("wglGetExtensionsStringEXT");
+
+  // Look for the ARB flavor first, which wants one parameter, the HDC
+  // of the drawing context.
+  PFNWGLGETEXTENSIONSSTRINGARBPROC wglGetExtensionsStringARB = 
+    (PFNWGLGETEXTENSIONSSTRINGARBPROC)wglGetProcAddress("wglGetExtensionsStringARB");
+  if (wglGetExtensionsStringARB != NULL) {
+    HDC hdc = wglGetCurrentDC();
+    if (hdc != 0) {
+      save_extensions((const char *)wglGetExtensionsStringARB(hdc));
+      return;
+    }
+  }
+
+  // If that failed, look for the EXT flavor, which wants no
+  // parameters.
+  PFNWGLGETEXTENSIONSSTRINGEXTPROC wglGetExtensionsStringEXT = 
+    (PFNWGLGETEXTENSIONSSTRINGEXTPROC)wglGetProcAddress("wglGetExtensionsStringEXT");
   if (wglGetExtensionsStringEXT != NULL) {
     save_extensions((const char *)wglGetExtensionsStringEXT());
   }

+ 12 - 9
panda/src/wgldisplay/wglGraphicsStateGuardian.h

@@ -21,9 +21,12 @@
 
 #include "pandabase.h"
 
-#include "wglExtensions.h"
 #include "glgsg.h"
 
+// This must be included after we have included glgsg.h (which
+// includes gl.h).
+#include "wglext.h"
+
 ////////////////////////////////////////////////////////////////////
 //       Class : wglGraphicsStateGuardian
 // Description : A tiny specialization on GLGraphicsStateGuardian to
@@ -57,17 +60,17 @@ private:
 public:
   bool _supports_pbuffer;
 
-  wglCreatePbufferARB_proc _wglCreatePbufferARB;
-  wglGetPbufferDCARB_proc _wglGetPbufferDCARB;
-  wglReleasePbufferDCARB_proc _wglReleasePbufferDCARB;
-  wglDestroyPbufferARB_proc _wglDestroyPbufferARB;
-  wglQueryPbufferARB_proc _wglQueryPbufferARB;
+  PFNWGLCREATEPBUFFERARBPROC _wglCreatePbufferARB;
+  PFNWGLGETPBUFFERDCARBPROC _wglGetPbufferDCARB;
+  PFNWGLRELEASEPBUFFERDCARBPROC _wglReleasePbufferDCARB;
+  PFNWGLDESTROYPBUFFERARBPROC _wglDestroyPbufferARB;
+  PFNWGLQUERYPBUFFERARBPROC _wglQueryPbufferARB;
 
   bool _supports_pixel_format;
 
-  wglGetPixelFormatAttribivARB_proc _wglGetPixelFormatAttribivARB;
-  wglGetPixelFormatAttribfvARB_proc _wglGetPixelFormatAttribfvARB;
-  wglChoosePixelFormatARB_proc _wglChoosePixelFormatARB;
+  PFNWGLGETPIXELFORMATATTRIBIVARBPROC _wglGetPixelFormatAttribivARB;
+  PFNWGLGETPIXELFORMATATTRIBFVARBPROC _wglGetPixelFormatAttribfvARB;
+  PFNWGLCHOOSEPIXELFORMATARBPROC _wglChoosePixelFormatARB;
 
 public:
   static TypeHandle get_class_type() {

+ 611 - 0
panda/src/wgldisplay/wglext.h

@@ -0,0 +1,611 @@
+#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) 1991-2002 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(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 2002/03/22 */
+/* Current version at http://oss.sgi.com/projects/ogl-sample/registry/ */
+#define WGL_WGLEXT_VERSION 4
+
+#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_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_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_ARB_pbuffer
+DECLARE_HANDLE(HPBUFFERARB);
+#endif
+#ifndef WGL_EXT_pbuffer
+DECLARE_HANDLE(HPBUFFEREXT);
+#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_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
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif