git.cworth.org Git - apitrace/blob - specs/wglapi.py

   1 ##########################################################################
   2 #
   3 # Copyright 2008-2010 VMware, Inc.
   4 # All Rights Reserved.
   5 #
   6 # Permission is hereby granted, free of charge, to any person obtaining a copy
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  11 # furnished to do so, subject to the following conditions:
  12 #
  13 # The above copyright notice and this permission notice shall be included in
  14 # all copies or substantial portions of the Software.
  15 #
  16 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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  21 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22 # THE SOFTWARE.
  23 #
  24 ##########################################################################/
  25
  26
  27 """WGL API description"""
  28
  29
  30 from glapi import *
  31 from winapi import *
  32 from wglenum import *
  33
  34
  35 wglapi = Module("WGL")
  36
  37
  38 HGLRC = Alias("HGLRC", HANDLE)
  39 PROC = Opaque("PROC")
  40
  41 PFD = Flags(DWORD, [
  42     "PFD_DOUBLEBUFFER",
  43     "PFD_STEREO",
  44     "PFD_DRAW_TO_WINDOW",
  45     "PFD_DRAW_TO_BITMAP",
  46     "PFD_SUPPORT_GDI",
  47     "PFD_SUPPORT_OPENGL",
  48     "PFD_GENERIC_FORMAT",
  49     "PFD_NEED_PALETTE",
  50     "PFD_NEED_SYSTEM_PALETTE",
  51     "PFD_SWAP_EXCHANGE",
  52     "PFD_SWAP_COPY",
  53     "PFD_SWAP_LAYER_BUFFERS",
  54     "PFD_GENERIC_ACCELERATED",
  55     "PFD_SUPPORT_DIRECTDRAW",
  56     "PFD_SUPPORT_COMPOSITION",
  57     "PFD_DEPTH_DONTCARE",
  58     "PFD_DOUBLEBUFFER_DONTCARE",
  59     "PFD_STEREO_DONTCARE",
  60 ])
  61
  62 PIXELFORMATDESCRIPTOR = Struct("PIXELFORMATDESCRIPTOR", [
  63     (WORD, "nSize"),
  64     (WORD, "nVersion"),
  65     (PFD, "dwFlags"),
  66     (BYTE, "iPixelType"),
  67     (BYTE, "cColorBits"),
  68     (BYTE, "cRedBits"),
  69     (BYTE, "cRedShift"),
  70     (BYTE, "cGreenBits"),
  71     (BYTE, "cGreenShift"),
  72     (BYTE, "cBlueBits"),
  73     (BYTE, "cBlueShift"),
  74     (BYTE, "cAlphaBits"),
  75     (BYTE, "cAlphaShift"),
  76     (BYTE, "cAccumBits"),
  77     (BYTE, "cAccumRedBits"),
  78     (BYTE, "cAccumGreenBits"),
  79     (BYTE, "cAccumBlueBits"),
  80     (BYTE, "cAccumAlphaBits"),
  81     (BYTE, "cDepthBits"),
  82     (BYTE, "cStencilBits"),
  83     (BYTE, "cAuxBuffers"),
  84     (BYTE, "iLayerType"),
  85     (BYTE, "bReserved"),
  86     (DWORD, "dwLayerMask"),
  87     (DWORD, "dwVisibleMask"),
  88     (DWORD, "dwDamageMask"),
  89 ])
  90
  91 POINTFLOAT = Struct("POINTFLOAT", [
  92     (FLOAT, "x"),
  93     (FLOAT, "y"),
  94 ])
  95
  96 GLYPHMETRICSFLOAT = Struct("GLYPHMETRICSFLOAT", [
  97     (FLOAT, "gmfBlackBoxX"),
  98     (FLOAT, "gmfBlackBoxY"),
  99     (POINTFLOAT, "gmfptGlyphOrigin"),
 100     (FLOAT, "gmfCellIncX"),
 101     (FLOAT, "gmfCellIncY"),
 102 ])
 103 LPGLYPHMETRICSFLOAT = Pointer(GLYPHMETRICSFLOAT)
 104
 105 COLORREF = Alias("COLORREF", DWORD)
 106
 107
 108 LAYERPLANEDESCRIPTOR = Struct("LAYERPLANEDESCRIPTOR", [
 109     (WORD, "nSize"),
 110     (WORD, "nVersion"),
 111     (DWORD, "dwFlags"),
 112     (BYTE, "iPixelType"),
 113     (BYTE, "cColorBits"),
 114     (BYTE, "cRedBits"),
 115     (BYTE, "cRedShift"),
 116     (BYTE, "cGreenBits"),
 117     (BYTE, "cGreenShift"),
 118     (BYTE, "cBlueBits"),
 119     (BYTE, "cBlueShift"),
 120     (BYTE, "cAlphaBits"),
 121     (BYTE, "cAlphaShift"),
 122     (BYTE, "cAccumBits"),
 123     (BYTE, "cAccumRedBits"),
 124     (BYTE, "cAccumGreenBits"),
 125     (BYTE, "cAccumBlueBits"),
 126     (BYTE, "cAccumAlphaBits"),
 127     (BYTE, "cDepthBits"),
 128     (BYTE, "cStencilBits"),
 129     (BYTE, "cAuxBuffers"),
 130     (BYTE, "iLayerPlane"),
 131     (BYTE, "bReserved"),
 132     (COLORREF, "crTransparent"),
 133 ])
 134 LPLAYERPLANEDESCRIPTOR = Pointer(LAYERPLANEDESCRIPTOR)
 135
 136 WGLSWAP = Struct("WGLSWAP", [
 137     (HDC, "hdc"),
 138     (UINT, "uiFlags"),
 139 ])
 140
 141 WGLContextAttribs = AttribArray(WGLenum, [
 142     ('WGL_CONTEXT_MAJOR_VERSION_ARB', Int),
 143     ('WGL_CONTEXT_MINOR_VERSION_ARB', Int),
 144     ('WGL_CONTEXT_LAYER_PLANE_ARB', Int),
 145     ('WGL_CONTEXT_FLAGS_ARB', Flags(Int, ["WGL_CONTEXT_DEBUG_BIT_ARB", "WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB"])),
 146     ('WGL_CONTEXT_PROFILE_MASK_ARB', Flags(Int, ["WGL_CONTEXT_CORE_PROFILE_BIT_ARB", "WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB"]))
 147 ])
 148
 149 #ignoring the float attribs because it's doubtful that anyone uses them
 150 WGLPixelFormatARBAttribs = AttribArray(WGLenum, [
 151     ('WGL_DRAW_TO_WINDOW_ARB', BOOL),
 152     ('WGL_DRAW_TO_BITMAP_ARB', BOOL),
 153     ('WGL_ACCELERATION_ARB', FakeEnum(Int, ['WGL_NO_ACCELERATION_ARB', 'WGL_GENERIC_ACCELERATION_ARB', 'WGL_FULL_ACCELERATION_ARB'])),
 154     ('WGL_NEED_PALETTE_ARB', BOOL),
 155     ('WGL_NEED_SYSTEM_PALETTE_ARB', BOOL),
 156     ('WGL_SWAP_LAYER_BUFFERS_ARB', BOOL),
 157     ('WGL_SWAP_METHOD_ARB', FakeEnum(Int, ['WGL_SWAP_EXCHANGE_ARB', 'WGL_SWAP_COPY_ARB', 'WGL_SWAP_UNDEFINED_ARB'])),
 158     ('WGL_NUMBER_OVERLAYS_ARB', Int),
 159     ('WGL_NUMBER_UNDERLAYS_ARB', Int),
 160     ('WGL_SHARE_DEPTH_ARB', BOOL),
 161     ('WGL_SHARE_STENCIL_ARB', BOOL),
 162     ('WGL_SHARE_ACCUM_ARB', BOOL),
 163     ('WGL_SUPPORT_GDI_ARB', BOOL),
 164     ('WGL_SUPPORT_OPENGL_ARB', BOOL),
 165     ('WGL_DOUBLE_BUFFER_ARB', BOOL),
 166     ('WGL_STEREO_ARB', BOOL),
 167     ('WGL_PIXEL_TYPE_ARB', FakeEnum(Int, ['WGL_TYPE_RGBA_ARB', 'WGL_TYPE_COLORINDEX_ARB'])),
 168     ('WGL_COLOR_BITS_ARB', Int),
 169     ('WGL_RED_BITS_ARB', Int),
 170     ('WGL_GREEN_BITS_ARB', Int),
 171     ('WGL_BLUE_BITS_ARB', Int),
 172     ('WGL_ALPHA_BITS_ARB', Int),
 173     ('WGL_ACCUM_BITS_ARB', Int),
 174     ('WGL_ACCUM_RED_BITS_ARB', Int),
 175     ('WGL_ACCUM_GREEN_BITS_ARB', Int),
 176     ('WGL_ACCUM_BLUE_BITS_ARB', Int),
 177     ('WGL_ACCUM_ALPHA_BITS_ARB', Int),
 178     ('WGL_DEPTH_BITS_ARB', Int),
 179     ('WGL_STENCIL_BITS_ARB', Int),
 180     ('WGL_AUX_BUFFERS_ARB', Int)
 181 ])
 182
 183 WGLPixelFormatEXTAttribs = AttribArray(WGLenum, [
 184 #    ('WGL_NUMBER_PIXEL_FORMATS_EXT', Int), # not in ...ARB # only allowed in wglGetPixelFormatAttribiv
 185     ('WGL_DRAW_TO_WINDOW_ARB', BOOL),
 186     ('WGL_DRAW_TO_BITMAP_ARB', BOOL),
 187     ('WGL_ACCELERATION_ARB', FakeEnum(Int, ['WGL_NO_ACCELERATION_ARB', 'WGL_GENERIC_ACCELERATION_ARB', 'WGL_FULL_ACCELERATION_ARB'])),
 188     ('WGL_NEED_PALETTE_ARB', BOOL),
 189     ('WGL_NEED_SYSTEM_PALETTE_ARB', BOOL),
 190     ('WGL_SWAP_LAYER_BUFFERS_ARB', BOOL),
 191     ('WGL_SWAP_METHOD_ARB', FakeEnum(Int, ['WGL_SWAP_EXCHANGE_ARB', 'WGL_SWAP_COPY_ARB', 'WGL_SWAP_UNDEFINED_ARB'])),
 192     ('WGL_NUMBER_OVERLAYS_ARB', Int),
 193     ('WGL_NUMBER_UNDERLAYS_ARB', Int),
 194     ('WGL_TRANSPARENT_EXT', BOOL), # not in ...ARB
 195     ('WGL_TRANSPARENT_VALUE_EXT', Int), # not in ...ARB
 196     ('WGL_SHARE_DEPTH_ARB', BOOL),
 197     ('WGL_SHARE_STENCIL_ARB', BOOL),
 198     ('WGL_SHARE_ACCUM_ARB', BOOL),
 199     ('WGL_SUPPORT_GDI_ARB', BOOL),
 200     ('WGL_SUPPORT_OPENGL_ARB', BOOL),
 201     ('WGL_DOUBLE_BUFFER_ARB', BOOL),
 202     ('WGL_STEREO_ARB', BOOL),
 203     ('WGL_PIXEL_TYPE_ARB', FakeEnum(Int, ['WGL_TYPE_RGBA_ARB', 'WGL_TYPE_COLORINDEX_ARB'])),
 204     ('WGL_COLOR_BITS_ARB', Int),
 205     ('WGL_RED_BITS_ARB', Int),
 206     ('WGL_RED_SHIFT_EXT', Int), # not in ...ARB
 207     ('WGL_GREEN_BITS_ARB', Int),
 208     ('WGL_GREEN_SHIFT_EXT', Int), # not in ...ARB
 209     ('WGL_BLUE_BITS_ARB', Int),
 210     ('WGL_BLUE_SHIFT_EXT', Int), # not in ...ARB
 211     ('WGL_ALPHA_BITS_ARB', Int),
 212     ('WGL_ALPHA_SHIFT_EXT', Int), # not in ...ARB
 213     ('WGL_ACCUM_BITS_ARB', Int),
 214     ('WGL_ACCUM_RED_BITS_ARB', Int),
 215     ('WGL_ACCUM_GREEN_BITS_ARB', Int),
 216     ('WGL_ACCUM_BLUE_BITS_ARB', Int),
 217     ('WGL_ACCUM_ALPHA_BITS_ARB', Int),
 218     ('WGL_DEPTH_BITS_ARB', Int),
 219     ('WGL_STENCIL_BITS_ARB', Int),
 220     ('WGL_AUX_BUFFERS_ARB', Int)
 221 ])
 222
 223 WGLCreatePbufferARBAttribs = AttribArray(WGLenum, [
 224     ('WGL_PBUFFER_LARGEST_ARB', Int)
 225 ])
 226
 227 CubeFaceEnum = FakeEnum(Int, [
 228     'WGL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB',
 229     'WGL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB',
 230     'WGL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB',
 231     'WGL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB',
 232     'WGL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB',
 233     'WGL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB'
 234 ])
 235
 236 WGLSetPbufferARBAttribs = AttribArray(WGLenum, [
 237     ('WGL_MIPMAP_LEVEL_ARB', Int),
 238     ('WGL_CUBE_MAP_FACE_ARB', CubeFaceEnum)
 239 ])
 240
 241 HPBUFFERARB = Alias("HPBUFFERARB", HANDLE)
 242
 243
 244 wglapi.addFunctions([
 245     # WGL
 246     StdFunction(HGLRC, "wglCreateContext", [(HDC, "hdc")]),
 247     StdFunction(BOOL, "wglDeleteContext", [(HGLRC, "hglrc")]),
 248     StdFunction(HGLRC, "wglGetCurrentContext", [], sideeffects=False),
 249     StdFunction(BOOL, "wglMakeCurrent", [(HDC, "hdc"), (HGLRC, "hglrc")]),
 250     StdFunction(BOOL, "wglCopyContext", [(HGLRC, "hglrcSrc"), (HGLRC, "hglrcDst"), (UINT, "mask")]),
 251     StdFunction(Int, "wglChoosePixelFormat", [(HDC, "hdc"), (Pointer(Const(PIXELFORMATDESCRIPTOR)), "ppfd")]),
 252     StdFunction(Int, "wglDescribePixelFormat", [(HDC, "hdc"), (Int, "iPixelFormat"), (UINT, "nBytes"), Out(Pointer(PIXELFORMATDESCRIPTOR), "ppfd")]),
 253     StdFunction(HDC, "wglGetCurrentDC", [], sideeffects=False),
 254     StdFunction(PROC, "wglGetDefaultProcAddress", [(LPCSTR, "lpszProc")], sideeffects=False),
 255     StdFunction(Int, "wglGetPixelFormat", [(HDC, "hdc")], sideeffects=False),
 256     StdFunction(BOOL, "wglSetPixelFormat", [(HDC, "hdc"), (Int, "iPixelFormat"), (Pointer(Const(PIXELFORMATDESCRIPTOR)), "ppfd")]),
 257     StdFunction(BOOL, "wglSwapBuffers", [(HDC, "hdc")]),
 258     StdFunction(BOOL, "wglShareLists", [(HGLRC, "hglrc1"), (HGLRC, "hglrc2")]),
 259     StdFunction(HGLRC, "wglCreateLayerContext", [(HDC, "hdc"), (Int, "iLayerPlane")]),
 260     StdFunction(BOOL, "wglDescribeLayerPlane", [(HDC, "hdc"), (Int, "iPixelFormat"), (Int, "iLayerPlane"), (UINT, "nBytes"), Out(Pointer(LAYERPLANEDESCRIPTOR), "plpd")]),
 261     StdFunction(Int, "wglSetLayerPaletteEntries", [(HDC, "hdc"), (Int, "iLayerPlane"), (Int, "iStart"), (Int, "cEntries"), (Array(Const(COLORREF), "cEntries"), "pcr")]),
 262     StdFunction(Int, "wglGetLayerPaletteEntries", [(HDC, "hdc"), (Int, "iLayerPlane"), (Int, "iStart"), (Int, "cEntries"), Out(Array(COLORREF, "cEntries"), "pcr")], sideeffects=False),
 263     StdFunction(BOOL, "wglRealizeLayerPalette", [(HDC, "hdc"), (Int, "iLayerPlane"), (BOOL, "bRealize")]),
 264     StdFunction(BOOL, "wglSwapLayerBuffers", [(HDC, "hdc"), (UINT, "fuPlanes")]),
 265     StdFunction(BOOL, "wglUseFontBitmapsA", [(HDC, "hdc"), (DWORD, "first"), (DWORD, "count"), (DWORD, "listBase")]),
 266     StdFunction(BOOL, "wglUseFontBitmapsW", [(HDC, "hdc"), (DWORD, "first"), (DWORD, "count"), (DWORD, "listBase")]),
 267     StdFunction(DWORD, "wglSwapMultipleBuffers", [(UINT, "n"), (Array(Const(WGLSWAP), "n"), "ps")]),
 268     StdFunction(BOOL, "wglUseFontOutlinesA", [(HDC, "hdc"), (DWORD, "first"), (DWORD, "count"), (DWORD, "listBase"), (FLOAT, "deviation"), (FLOAT, "extrusion"), (Int, "format"), (LPGLYPHMETRICSFLOAT, "lpgmf")]),
 269     StdFunction(BOOL, "wglUseFontOutlinesW", [(HDC, "hdc"), (DWORD, "first"), (DWORD, "count"), (DWORD, "listBase"), (FLOAT, "deviation"), (FLOAT, "extrusion"), (Int, "format"), (LPGLYPHMETRICSFLOAT, "lpgmf")]),
 270
 271     # WGL_ARB_buffer_region
 272     StdFunction(HANDLE, "wglCreateBufferRegionARB", [(HDC, "hDC"), (Int, "iLayerPlane"), (UINT, "uType")]),
 273     StdFunction(VOID, "wglDeleteBufferRegionARB", [(HANDLE, "hRegion")]),
 274     StdFunction(BOOL, "wglSaveBufferRegionARB", [(HANDLE, "hRegion"), (Int, "x"), (Int, "y"), (Int, "width"), (Int, "height")]),
 275     StdFunction(BOOL, "wglRestoreBufferRegionARB", [(HANDLE, "hRegion"), (Int, "x"), (Int, "y"), (Int, "width"), (Int, "height"), (Int, "xSrc"), (Int, "ySrc")]),
 276
 277     # WGL_ARB_extensions_string
 278     StdFunction(ConstCString, "wglGetExtensionsStringARB", [(HDC, "hdc")], sideeffects=False),
 279
 280     # WGL_ARB_pixel_format
 281     StdFunction(BOOL, "wglGetPixelFormatAttribivARB", [(HDC, "hdc"), (Int, "iPixelFormat"), (Int, "iLayerPlane"), (UINT, "nAttributes"), (Array(WGLenum, "nAttributes"), "piAttributes"), Out(Array(Int, "nAttributes"), "piValues")], sideeffects=False),
 282     StdFunction(BOOL, "wglGetPixelFormatAttribfvARB", [(HDC, "hdc"), (Int, "iPixelFormat"), (Int, "iLayerPlane"), (UINT, "nAttributes"), (Array(WGLenum, "nAttributes"), "piAttributes"), Out(Array(FLOAT, "nAttributes"), "pfValues")], sideeffects=False),
 283     StdFunction(BOOL, "wglChoosePixelFormatARB", [(HDC, "hdc"), (WGLPixelFormatARBAttribs, "piAttribIList"), (Array(Const(FLOAT), "_AttribPairList_size(pfAttribFList)"), "pfAttribFList"), (UINT, "nMaxFormats"), Out(Array(Int, "(*nNumFormats)"), "piFormats"), Out(Pointer(UINT), "nNumFormats")]),
 284
 285     # WGL_ARB_make_current_read
 286     StdFunction(BOOL, "wglMakeContextCurrentARB", [(HDC, "hDrawDC"), (HDC, "hReadDC"), (HGLRC, "hglrc")]),
 287     StdFunction(HDC, "wglGetCurrentReadDCARB", [], sideeffects=False),
 288
 289     # WGL_ARB_pbuffer
 290     StdFunction(HPBUFFERARB, "wglCreatePbufferARB", [(HDC, "hDC"), (Int, "iPixelFormat"), (Int, "iWidth"), (Int, "iHeight"), (WGLCreatePbufferARBAttribs, "piAttribList")]),
 291     StdFunction(HDC, "wglGetPbufferDCARB", [(HPBUFFERARB, "hPbuffer")]),
 292     StdFunction(Int, "wglReleasePbufferDCARB", [(HPBUFFERARB, "hPbuffer"), (HDC, "hDC")]),
 293     StdFunction(BOOL, "wglDestroyPbufferARB", [(HPBUFFERARB, "hPbuffer")]),
 294     StdFunction(BOOL, "wglQueryPbufferARB", [(HPBUFFERARB, "hPbuffer"), (WGLenum, "iAttribute"), Out(Pointer(Int), "piValue")], sideeffects=False),
 295
 296     # WGL_ARB_render_texture
 297     StdFunction(BOOL, "wglBindTexImageARB", [(HPBUFFERARB, "hPbuffer"), (Int, "iBuffer")]),
 298     StdFunction(BOOL, "wglReleaseTexImageARB", [(HPBUFFERARB, "hPbuffer"), (Int, "iBuffer")]),
 299     StdFunction(BOOL, "wglSetPbufferAttribARB", [(HPBUFFERARB, "hPbuffer"), (WGLSetPbufferARBAttribs, "piAttribList")]),
 300
 301     # WGL_ARB_create_context
 302     StdFunction(HGLRC, "wglCreateContextAttribsARB", [(HDC, "hDC"), (HGLRC, "hShareContext"), (WGLContextAttribs, "attribList")]),
 303
 304     # WGL_EXT_extensions_string
 305     StdFunction(ConstCString, "wglGetExtensionsStringEXT", [], sideeffects=False),
 306
 307     # WGL_EXT_make_current_read
 308     StdFunction(BOOL, "wglMakeContextCurrentEXT", [(HDC, "hDrawDC"), (HDC, "hReadDC"), (HGLRC, "hglrc")]),
 309     StdFunction(HDC, "wglGetCurrentReadDCEXT", [], sideeffects=False),
 310
 311     # WGL_EXT_pixel_format
 312     StdFunction(BOOL, "wglGetPixelFormatAttribivEXT", [(HDC, "hdc"), (Int, "iPixelFormat"), (Int, "iLayerPlane"), (UINT, "nAttributes"), (Array(WGLenum, "nAttributes"), "piAttributes"), Out(Array(Int, "nAttributes"), "piValues")], sideeffects=False),
 313     StdFunction(BOOL, "wglGetPixelFormatAttribfvEXT", [(HDC, "hdc"), (Int, "iPixelFormat"), (Int, "iLayerPlane"), (UINT, "nAttributes"), (Array(WGLenum, "nAttributes"), "piAttributes"), Out(Array(FLOAT, "nAttributes"), "pfValues")], sideeffects=False),
 314     StdFunction(BOOL, "wglChoosePixelFormatEXT", [(HDC, "hdc"), (WGLPixelFormatEXTAttribs, "piAttribIList"), (Array(Const(FLOAT), "_AttribPairList_size(pfAttribFList)"), "pfAttribFList"), (UINT, "nMaxFormats"), Out(Array(Int, "*nNumFormats"), "piFormats"), Out(Pointer(UINT), "nNumFormats")]),
 315
 316     # WGL_EXT_swap_control
 317     StdFunction(BOOL, "wglSwapIntervalEXT", [(Int, "interval")]),
 318     StdFunction(Int, "wglGetSwapIntervalEXT", [], sideeffects=False),
 319
 320     # WGL_NV_vertex_array_range
 321     StdFunction(OpaquePointer(Void), "wglAllocateMemoryNV", [(GLsizei, "size"), (GLfloat, "readfreq"), (GLfloat, "writefreq"), (GLfloat, "priority")]),
 322     StdFunction(Void, "wglFreeMemoryNV", [(OpaquePointer(Void), "pointer")]),
 323
 324     # must be last
 325     StdFunction(PROC, "wglGetProcAddress", [(LPCSTR, "lpszProc")]),
 326 ])