/*
* Changelog:
*
- * Jan. 2005, Removed GLEW dependencies, Erik Hofman
+ * Jan. 2005, Removed GLEW dependencies, Erik Hofman, Fred Bouvier
*/
+#ifdef HAVE_CONFIG_H
+# include <simgear_config.h>
+#endif
+
+#ifdef HAVE_WINDOWS_H
+# include <windows.h>
+#endif
#include <simgear/compiler.h>
-#include <simgear/screen/RenderTexture.h>
#include <simgear/screen/extensions.hxx>
+#include <simgear/screen/RenderTexture.h>
#include <stdio.h>
#include <stdlib.h>
using namespace std;
+#ifdef _WIN32
+static bool fctPtrInited = false;
+/* WGL_ARB_pixel_format */
+static wglChoosePixelFormatARBProc wglChoosePixelFormatARBPtr = 0;
+static wglGetPixelFormatAttribivARBProc wglGetPixelFormatAttribivARBPtr = 0;
+/* WGL_ARB_pbuffer */
+static wglCreatePbufferARBProc wglCreatePbufferARBPtr = 0;
+static wglGetPbufferDCARBProc wglGetPbufferDCARBPtr = 0;
+static wglQueryPbufferARBProc wglQueryPbufferARBPtr = 0;
+static wglReleasePbufferDCARBProc wglReleasePbufferDCARBPtr = 0;
+static wglDestroyPbufferARBProc wglDestroyPbufferARBPtr = 0;
+/* WGL_ARB_render_texture */
+static wglBindTexImageARBProc wglBindTexImageARBPtr = 0;
+static wglReleaseTexImageARBProc wglReleaseTexImageARBPtr = 0;
+#endif
+
//---------------------------------------------------------------------------
// Function : RenderTexture::RenderTexture
// Description :
}
else
{
- if (!wglChoosePixelFormatARB(hdc, &_pixelFormatAttribs[0], NULL,
+ if (!wglChoosePixelFormatARBPtr(hdc, &_pixelFormatAttribs[0], NULL,
1, &iFormat, &iNumFormats))
{
fprintf(stderr,
}
// Create the p-buffer.
- _hPBuffer = wglCreatePbufferARB(hdc, iFormat, _iWidth, _iHeight,
+ _hPBuffer = wglCreatePbufferARBPtr(hdc, iFormat, _iWidth, _iHeight,
&_pbufferAttribs[0]);
if (!_hPBuffer)
{
}
// Get the device context.
- _hDC = wglGetPbufferDCARB( _hPBuffer);
+ _hDC = wglGetPbufferDCARBPtr( _hPBuffer);
if ( !_hDC )
{
fprintf(stderr,
}
// Determine the actual width and height we were able to create.
- wglQueryPbufferARB( _hPBuffer, WGL_PBUFFER_WIDTH_ARB, &_iWidth );
- wglQueryPbufferARB( _hPBuffer, WGL_PBUFFER_HEIGHT_ARB, &_iHeight );
+ wglQueryPbufferARBPtr( _hPBuffer, WGL_PBUFFER_WIDTH_ARB, &_iWidth );
+ wglQueryPbufferARBPtr( _hPBuffer, WGL_PBUFFER_HEIGHT_ARB, &_iHeight );
_bInitialized = true;
//int bits[6];
int value;
_iNumColorBits[0] =
- (wglGetPixelFormatAttribivARB(_hDC, iFormat, 0, 1, &attrib, &value))
+ (wglGetPixelFormatAttribivARBPtr(_hDC, iFormat, 0, 1, &attrib, &value))
? value : 0;
attrib = WGL_GREEN_BITS_ARB;
_iNumColorBits[1] =
- (wglGetPixelFormatAttribivARB(_hDC, iFormat, 0, 1, &attrib, &value))
+ (wglGetPixelFormatAttribivARBPtr(_hDC, iFormat, 0, 1, &attrib, &value))
? value : 0;
attrib = WGL_BLUE_BITS_ARB;
_iNumColorBits[2] =
- (wglGetPixelFormatAttribivARB(_hDC, iFormat, 0, 1, &attrib, &value))
+ (wglGetPixelFormatAttribivARBPtr(_hDC, iFormat, 0, 1, &attrib, &value))
? value : 0;
attrib = WGL_ALPHA_BITS_ARB;
_iNumColorBits[3] =
- (wglGetPixelFormatAttribivARB(_hDC, iFormat, 0, 1, &attrib, &value))
+ (wglGetPixelFormatAttribivARBPtr(_hDC, iFormat, 0, 1, &attrib, &value))
? value : 0;
attrib = WGL_DEPTH_BITS_ARB;
_iNumDepthBits =
- (wglGetPixelFormatAttribivARB(_hDC, iFormat, 0, 1, &attrib, &value))
+ (wglGetPixelFormatAttribivARBPtr(_hDC, iFormat, 0, 1, &attrib, &value))
? value : 0;
attrib = WGL_STENCIL_BITS_ARB;
_iNumStencilBits =
- (wglGetPixelFormatAttribivARB(_hDC, iFormat, 0, 1, &attrib, &value))
+ (wglGetPixelFormatAttribivARBPtr(_hDC, iFormat, 0, 1, &attrib, &value))
? value : 0;
attrib = WGL_DOUBLE_BUFFER_ARB;
_bDoubleBuffered =
- (wglGetPixelFormatAttribivARB(_hDC, iFormat, 0, 1, &attrib, &value))
+ (wglGetPixelFormatAttribivARBPtr(_hDC, iFormat, 0, 1, &attrib, &value))
? (value?true:false) : false;
#if defined(_DEBUG) | defined(DEBUG)
wglMakeCurrent(0,0);
if (!_bCopyContext)
wglDeleteContext( _hGLContext);
- wglReleasePbufferDCARB( _hPBuffer, _hDC);
- wglDestroyPbufferARB( _hPBuffer );
+ wglReleasePbufferDCARBPtr( _hPBuffer, _hDC);
+ wglDestroyPbufferARBPtr( _hPBuffer );
_hPBuffer = 0;
return true;
}
wglMakeCurrent(0,0);
if (!_bCopyContext)
wglDeleteContext( _hGLContext);
- wglReleasePbufferDCARB( _hPBuffer, _hDC);
- wglDestroyPbufferARB( _hPBuffer );
+ wglReleasePbufferDCARBPtr( _hPBuffer, _hDC);
+ wglDestroyPbufferARBPtr( _hPBuffer );
_hPBuffer = 0;
return true;
}
if (RT_RENDER_TO_TEXTURE == _eUpdateMode && _bIsTexture &&
(!_bIsBufferBound || _iCurrentBoundBuffer != iBuffer))
{
- if (FALSE == wglBindTexImageARB(_hPBuffer, iBuffer))
+ if (FALSE == wglBindTexImageARBPtr(_hPBuffer, iBuffer))
{
// WVB: WGL API considers binding twice to the same buffer
// to be an error. But we don't want to
RT_RENDER_TO_TEXTURE == _eUpdateMode)
{
glBindTexture(_iTextureTarget, _iDepthTextureID);
- if (FALSE == wglBindTexImageARB(_hPBuffer, WGL_DEPTH_COMPONENT_NV))
+ if (FALSE == wglBindTexImageARBPtr(_hPBuffer, WGL_DEPTH_COMPONENT_NV))
{
_wglGetLastError();
return false;
bool RenderTexture::_VerifyExtensions()
{
#ifdef _WIN32
+ if ( !fctPtrInited )
+ {
+ fctPtrInited = true;
+ if ( SGIsOpenGLExtensionSupported("WGL_ARB_pixel_format" ) )
+ {
+ wglChoosePixelFormatARBPtr = (wglChoosePixelFormatARBProc)SGLookupFunction("wglChoosePixelFormatARB");
+ wglGetPixelFormatAttribivARBPtr = (wglGetPixelFormatAttribivARBProc)SGLookupFunction("wglGetPixelFormatAttribivARB");
+ }
+ if ( SGIsOpenGLExtensionSupported("WGL_ARB_pbuffer" ) )
+ {
+ wglCreatePbufferARBPtr = (wglCreatePbufferARBProc)SGLookupFunction("wglCreatePbufferARB");
+ wglGetPbufferDCARBPtr = (wglGetPbufferDCARBProc)SGLookupFunction("wglGetPbufferDCARB");
+ wglQueryPbufferARBPtr = (wglQueryPbufferARBProc)SGLookupFunction("wglQueryPbufferARB");
+ wglReleasePbufferDCARBPtr = (wglReleasePbufferDCARBProc)SGLookupFunction("wglReleasePbufferDCARB");
+ wglDestroyPbufferARBPtr = (wglDestroyPbufferARBProc)SGLookupFunction("wglDestroyPbufferARB");
+ }
+ if ( SGIsOpenGLExtensionSupported("WGL_ARB_render_texture" ) )
+ {
+ wglBindTexImageARBPtr = (wglBindTexImageARBProc)SGLookupFunction("wglBindTexImageARB");
+ wglReleaseTexImageARBPtr = (wglReleaseTexImageARBProc)SGLookupFunction("wglReleaseTexImageARB");
+ }
+ }
if (!WGL_ARB_pbuffer)
{
PrintExtensionError("WGL_ARB_pbuffer");
// release the pbuffer from the render texture object
if (0 != _iCurrentBoundBuffer && _bIsBufferBound)
{
- if (FALSE == wglReleaseTexImageARB(_hPBuffer, _iCurrentBoundBuffer))
+ if (FALSE == wglReleaseTexImageARBPtr(_hPBuffer, _iCurrentBoundBuffer))
{
_wglGetLastError();
return false;
glBindTexture(_iTextureTarget, _iDepthTextureID);
// release the pbuffer from the render texture object
- if (FALSE == wglReleaseTexImageARB(_hPBuffer, WGL_DEPTH_COMPONENT_NV))
+ if (FALSE == wglReleaseTexImageARBPtr(_hPBuffer, WGL_DEPTH_COMPONENT_NV))
{
_wglGetLastError();
return false;
#define GL_SAMPLE_COVERAGE_VALUE_ARB 0x80AA
#define GL_SAMPLE_COVERAGE_INVERT_ARB 0x80AB
#define GL_MULTISAMPLE_BIT_ARB 0x20000000
+#define WGL_SAMPLE_BUFFERS_ARB 0x2041
+#define WGL_SAMPLES_ARB 0x2042
+
#endif
/*
* ARB_pbuffer
*/
-#ifndef GL_ARB_pbuffer
-#define GL_ARB_pbuffer 1
-#define GL_DRAW_TO_PBUFFER_ARB 0x202D
-#define GL_MAX_PBUFFER_PIXELS_ARB 0x202E
-#define GL_MAX_PBUFFER_WIDTH_ARB 0x202F
-#define GL_MAX_PBUFFER_HEIGHT_ARB 0x2030
-#define GL_PBUFFER_LARGEST_ARB 0x2033
-#define GL_PBUFFER_WIDTH_ARB 0x2034
-#define GL_PBUFFER_HEIGHT_ARB 0x2035
-#define GL_PBUFFER_LOST_ARB 0x2036
+#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 0x2036
DECLARE_HANDLE(HPBUFFERARB);
-typedef HPBUFFERARB (APIENTRY * wglCreatePbufferARBPROC) (HDC hDC, int iPixelFormat, int iWidth, int iHeight, const int *piAttribList);
-typedef HDC (APIENTRY * wglGetPbufferDCARBPROC) (HPBUFFERARB hPbuffer);
-typedef int (APIENTRY * wglReleasePbufferDCARBPROC) (HPBUFFERARB hPbuffer, HDC hDC);
-typedef BOOL (APIENTRY * wglDestroyPbufferARBPROC) (HPBUFFERARB hPbuffer);
-typedef BOOL (APIENTRY * wglQueryPbufferARBPROC) (HPBUFFERARB hPbuffer, int iAttribute, int *piValue);
+typedef HPBUFFERARB (APIENTRY * wglCreatePbufferARBProc) (HDC hDC, int iPixelFormat, int iWidth, int iHeight, const int *piAttribList);
+typedef HDC (APIENTRY * wglGetPbufferDCARBProc) (HPBUFFERARB hPbuffer);
+typedef int (APIENTRY * wglReleasePbufferDCARBProc) (HPBUFFERARB hPbuffer, HDC hDC);
+typedef BOOL (APIENTRY * wglDestroyPbufferARBProc) (HPBUFFERARB hPbuffer);
+typedef BOOL (APIENTRY * wglQueryPbufferARBProc) (HPBUFFERARB hPbuffer, int iAttribute, int *piValue);
#endif
/*
* ARB_pixel_format
*/
-#ifndef GL_ARB_pixel_format
-#define GL_ARB_pixel_format 1
-#define GL_NUMBER_PIXEL_FORMATS_ARB 0x2000
-#define GL_DRAW_TO_WINDOW_ARB 0x2001
-#define GL_DRAW_TO_BITMAP_ARB 0x2002
-#define GL_ACCELERATION_ARB 0x2003
-#define GL_NEED_PALETTE_ARB 0x2004
-#define GL_NEED_SYSTEM_PALETTE_ARB 0x2005
-#define GL_SWAP_LAYER_BUFFERS_ARB 0x2006
-#define GL_SWAP_METHOD_ARB 0x2007
-#define GL_NUMBER_OVERLAYS_ARB 0x2008
-#define GL_NUMBER_UNDERLAYS_ARB 0x2009
-#define GL_TRANSPARENT_ARB 0x200A
-#define GL_SHARE_DEPTH_ARB 0x200C
-#define GL_SHARE_STENCIL_ARB 0x200D
-#define GL_SHARE_ACCUM_ARB 0x200E
-#define GL_SUPPORT_GDI_ARB 0x200F
-#define GL_SUPPORT_OPENGL_ARB 0x2010
-#define GL_DOUBLE_BUFFER_ARB 0x2011
-#define GL_STEREO_ARB 0x2012
-#define GL_PIXEL_TYPE_ARB 0x2013
-#define GL_COLOR_BITS_ARB 0x2014
-#define GL_RED_BITS_ARB 0x2015
-#define GL_RED_SHIFT_ARB 0x2016
-#define GL_GREEN_BITS_ARB 0x2017
-#define GL_GREEN_SHIFT_ARB 0x2018
-#define GL_BLUE_BITS_ARB 0x2019
-#define GL_BLUE_SHIFT_ARB 0x201A
-#define GL_ALPHA_BITS_ARB 0x201B
-#define GL_ALPHA_SHIFT_ARB 0x201C
-#define GL_ACCUM_BITS_ARB 0x201D
-#define GL_ACCUM_RED_BITS_ARB 0x201E
-#define GL_ACCUM_GREEN_BITS_ARB 0x201F
-#define GL_ACCUM_BLUE_BITS_ARB 0x2020
-#define GL_ACCUM_ALPHA_BITS_ARB 0x2021
-#define GL_DEPTH_BITS_ARB 0x2022
-#define GL_STENCIL_BITS_ARB 0x2023
-#define GL_AUX_BUFFERS_ARB 0x2024
-#define GL_NO_ACCELERATION_ARB 0x2025
-#define GL_GENERIC_ACCELERATION_ARB 0x2026
-#define GL_FULL_ACCELERATION_ARB 0x2027
-#define GL_SWAP_EXCHANGE_ARB 0x2028
-#define GL_SWAP_COPY_ARB 0x2029
-#define GL_SWAP_UNDEFINED_ARB 0x202A
-#define GL_TYPE_RGBA_ARB 0x202B
-#define GL_TYPE_COLORINDEX_ARB 0x202C
-#define GL_TRANSPARENT_RED_VALUE_ARB 0x2037
-#define GL_TRANSPARENT_GREEN_VALUE_ARB 0x2038
-#define GL_TRANSPARENT_BLUE_VALUE_ARB 0x2039
-#define GL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A
-#define GL_TRANSPARENT_INDEX_VALUE_ARB 0x203B
-typedef BOOL (APIENTRY * wglGetPixelFormatAttribivARBPROC) (HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues);
-typedef BOOL (APIENTRY * wglGetPixelFormatAttribfvARBPROC) (HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, FLOAT *pfValues);
-typedef BOOL (APIENTRY * wglChoosePixelFormatARBPROC) (HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);
+#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 0x203B
+typedef BOOL (APIENTRY * wglGetPixelFormatAttribivARBProc) (HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues);
+typedef BOOL (APIENTRY * wglGetPixelFormatAttribfvARBProc) (HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, FLOAT *pfValues);
+typedef BOOL (APIENTRY * wglChoosePixelFormatARBProc) (HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);
#endif
/*
* ARB_render_texture
*/
-#ifndef GL_ARB_render_texture
-#define GL_ARB_render_texture 1
-
-#define GL_BIND_TO_TEXTURE_RGB_ARB 0x2070
-#define GL_BIND_TO_TEXTURE_RGBA_ARB 0x2071
-#define GL_TEXTURE_FORMAT_ARB 0x2072
-#define GL_TEXTURE_TARGET_ARB 0x2073
-#define GL_MIPMAP_TEXTURE_ARB 0x2074
-#define GL_TEXTURE_RGB_ARB 0x2075
-#define GL_TEXTURE_RGBA_ARB 0x2076
-#define GL_NO_TEXTURE_ARB 0x2077
-#define GL_TEXTURE_CUBE_MAP_ARB 0x2078
-#define GL_TEXTURE_1D_ARB 0x2079
-#define GL_TEXTURE_2D_ARB 0x207A
-#define GL_NO_TEXTURE_ARB 0x2077
-#define GL_MIPMAP_LEVEL_ARB 0x207B
-#define GL_CUBE_MAP_FACE_ARB 0x207C
-#define GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB 0x207D
-#define GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB 0x207E
-#define GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB 0x207F
-#define GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB 0x2080
-#define GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB 0x2081
-#define GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB 0x2082
-#define GL_FRONT_LEFT_ARB 0x2083
-#define GL_FRONT_RIGHT_ARB 0x2084
-#define GL_BACK_LEFT_ARB 0x2085
-#define GL_BACK_RIGHT_ARB 0x2086
-#define GL_AUX0_ARB 0x2087
-#define GL_AUX1_ARB 0x2088
-#define GL_AUX2_ARB 0x2089
-#define GL_AUX3_ARB 0x208A
-#define GL_AUX4_ARB 0x208B
-#define GL_AUX5_ARB 0x208C
-#define GL_AUX6_ARB 0x208D
-#define GL_AUX7_ARB 0x208E
-#define GL_AUX8_ARB 0x208F
-#define GL_AUX9_ARB 0x2090
-typedef BOOL (APIENTRY * wglBindTexImageARBPROC) (HPBUFFERARB hPbuffer, int iBuffer);
-typedef BOOL (APIENTRY * wglReleaseTexImageARBPROC) (HPBUFFERARB hPbuffer, int iBuffer);
-typedef BOOL (APIENTRY * wglSetPbufferAttribARBPROC) (HPBUFFERARB hPbuffer, const int *piAttribList);
+#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_NO_TEXTURE_ARB 0x2077
+#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
+typedef BOOL (APIENTRY * wglBindTexImageARBProc) (HPBUFFERARB hPbuffer, int iBuffer);
+typedef BOOL (APIENTRY * wglReleaseTexImageARBProc) (HPBUFFERARB hPbuffer, int iBuffer);
+typedef BOOL (APIENTRY * wglSetPbufferAttribARBProc) (HPBUFFERARB hPbuffer, const int *piAttribList);
#endif
#endif /* WIN32 */
#define GL_MAX_RECTANGLE_TEXTURE_SIZE_NV 0x84F8
#endif
+/*
+ * WGL_NV_texture_rectangle
+ */
+
+#ifndef WGL_NV_texture_rectangle
+#define WGL_NV_texture_rectangle 1
+#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
+
/*
* NV_render_depth_texture
*/
-#ifndef GL_NV_render_depth_texture
-#define GL_NV_render_depth_texture 1
-#define GL_NO_TEXTURE_ARBxi 0x2077
-#define GL_BIND_TO_TEXTURE_DEPTH_NV 0x20A3
-#define GL_BIND_TO_TEXTURE_RECTANGLE_DEPTH_NV 0x20A4
-#define GL_DEPTH_TEXTURE_FORMAT_NV 0x20A5
-#define GL_TEXTURE_DEPTH_COMPONENT_NV 0x20A6
-#define GL_DEPTH_COMPONENT_NV 0x20A7
+#ifndef WGL_NV_render_depth_texture
+#define WGL_NV_render_depth_texture 1
+#define WGL_NO_TEXTURE_ARB 0x2077
+#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
/*
#define GLX_TEXTURE_FLOAT_RGB_NV 0x20B7
#define GLX_TEXTURE_FLOAT_RGBA_NV 0x20B8
#endif
+#ifndef WGL_NV_float_buffer
+#define WGL_NV_float_buffer 1
+#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
/* ATI specific extension */
/*
* ATI_pixel_format_float
*/
-#ifndef GL_ATI_pixel_format_float
-#define GL_ATI_pixel_format_float 1
-#define GL_TYPE_RGBA_FLOAT_ATI 0x21A0
+#ifndef WGL_ATI_pixel_format_float
+#define WGL_ATI_pixel_format_float 1
+#define WGL_TYPE_RGBA_FLOAT_ATI 0x21A0
#define GL_RGBA_FLOAT_MODE_ATI 0x8820
#define GL_COLOR_CLEAR_UNCLAMPED_VALUE_ATI 0x8835
#endif
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