src/mesa/main/get_gen.py

   1 #!/usr/bin/env python
   2
   3 # Mesa 3-D graphics library
   4 #
   5 # Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
   6 #
   7 # Permission is hereby granted, free of charge, to any person obtaining a
   8 # copy of this software and associated documentation files (the "Software"),
   9 # to deal in the Software without restriction, including without limitation
  10 # the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11 # and/or sell copies of the Software, and to permit persons to whom the
  12 # Software is furnished to do so, subject to the following conditions:
  13 #
  14 # The above copyright notice and this permission notice shall be included
  15 # in all copies or substantial portions of the Software.
  16 #
  17 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18 # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20 # BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21 # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22 # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23
  24
  25 # This script is used to generate the get.c file:
  26 # python get_gen.py > get.c
  27
  28
  29 import string
  30
  31
  32 GLint = 1
  33 GLenum = 2
  34 GLfloat = 3
  35 GLdouble = 4
  36 GLboolean = 5
  37 GLfloatN = 6    # A normalized value, such as a color or depth range
  38 GLint64 = 7
  39
  40
  41 TypeStrings = {
  42         GLint : "GLint",
  43         GLenum : "GLenum",
  44         GLfloat : "GLfloat",
  45         GLdouble : "GLdouble",
  46         GLboolean : "GLboolean",
  47         GLint64 : "GLint64"
  48 }
  49
  50
  51 # Each entry is a tuple of:
  52 #  - the GL state name, such as GL_CURRENT_COLOR
  53 #  - the state datatype, one of GLint, GLfloat, GLboolean or GLenum
  54 #  - list of code fragments to get the state, such as ["ctx->Foo.Bar"]
  55 #  - optional extra code or empty string.  If present, "CONVERSION" will be
  56 #    replaced by ENUM_TO_FLOAT, INT_TO_FLOAT, etc.
  57 #  - optional extensions to check, or None
  58 #
  59 StateVars = [
  60         ( "GL_ACCUM_RED_BITS", GLint, ["ctx->DrawBuffer->Visual.accumRedBits"],
  61           "", None ),
  62         ( "GL_ACCUM_GREEN_BITS", GLint, ["ctx->DrawBuffer->Visual.accumGreenBits"],
  63           "", None ),
  64         ( "GL_ACCUM_BLUE_BITS", GLint, ["ctx->DrawBuffer->Visual.accumBlueBits"],
  65           "", None ),
  66         ( "GL_ACCUM_ALPHA_BITS", GLint, ["ctx->DrawBuffer->Visual.accumAlphaBits"],
  67           "", None ),
  68         ( "GL_ACCUM_CLEAR_VALUE", GLfloatN,
  69           [ "ctx->Accum.ClearColor[0]",
  70                 "ctx->Accum.ClearColor[1]",
  71                 "ctx->Accum.ClearColor[2]",
  72                 "ctx->Accum.ClearColor[3]" ],
  73           "", None ),
  74         ( "GL_ALPHA_BIAS", GLfloat, ["ctx->Pixel.AlphaBias"], "", None ),
  75         ( "GL_ALPHA_BITS", GLint, ["ctx->DrawBuffer->Visual.alphaBits"],
  76           "", None ),
  77         ( "GL_ALPHA_SCALE", GLfloat, ["ctx->Pixel.AlphaScale"], "", None ),
  78         ( "GL_ALPHA_TEST", GLboolean, ["ctx->Color.AlphaEnabled"], "", None ),
  79         ( "GL_ALPHA_TEST_FUNC", GLenum, ["ctx->Color.AlphaFunc"], "", None ),
  80         ( "GL_ALPHA_TEST_REF", GLfloatN, ["ctx->Color.AlphaRef"], "", None ),
  81         ( "GL_ATTRIB_STACK_DEPTH", GLint, ["ctx->AttribStackDepth"], "", None ),
  82         ( "GL_AUTO_NORMAL", GLboolean, ["ctx->Eval.AutoNormal"], "", None ),
  83         ( "GL_AUX_BUFFERS", GLint, ["ctx->DrawBuffer->Visual.numAuxBuffers"],
  84           "", None ),
  85         ( "GL_BLEND", GLboolean, ["ctx->Color.BlendEnabled"], "", None ),
  86         ( "GL_BLEND_DST", GLenum, ["ctx->Color.BlendDstRGB"], "", None ),
  87         ( "GL_BLEND_SRC", GLenum, ["ctx->Color.BlendSrcRGB"], "", None ),
  88         ( "GL_BLEND_SRC_RGB_EXT", GLenum, ["ctx->Color.BlendSrcRGB"], "", None ),
  89         ( "GL_BLEND_DST_RGB_EXT", GLenum, ["ctx->Color.BlendDstRGB"], "", None ),
  90         ( "GL_BLEND_SRC_ALPHA_EXT", GLenum, ["ctx->Color.BlendSrcA"], "", None ),
  91         ( "GL_BLEND_DST_ALPHA_EXT", GLenum, ["ctx->Color.BlendDstA"], "", None ),
  92         ( "GL_BLEND_EQUATION", GLenum, ["ctx->Color.BlendEquationRGB "], "", None),
  93         ( "GL_BLEND_EQUATION_ALPHA_EXT", GLenum, ["ctx->Color.BlendEquationA "],
  94           "", None ),
  95         ( "GL_BLEND_COLOR_EXT", GLfloatN,
  96           [ "ctx->Color.BlendColor[0]",
  97                 "ctx->Color.BlendColor[1]",
  98                 "ctx->Color.BlendColor[2]",
  99                 "ctx->Color.BlendColor[3]"], "", None ),
 100         ( "GL_BLUE_BIAS", GLfloat, ["ctx->Pixel.BlueBias"], "", None ),
 101         ( "GL_BLUE_BITS", GLint, ["ctx->DrawBuffer->Visual.blueBits"], "", None ),
 102         ( "GL_BLUE_SCALE", GLfloat, ["ctx->Pixel.BlueScale"], "", None ),
 103         ( "GL_CLIENT_ATTRIB_STACK_DEPTH", GLint,
 104           ["ctx->ClientAttribStackDepth"], "", None ),
 105         ( "GL_CLIP_PLANE0", GLboolean,
 106           [ "(ctx->Transform.ClipPlanesEnabled >> 0) & 1" ], "", None ),
 107         ( "GL_CLIP_PLANE1", GLboolean,
 108           [ "(ctx->Transform.ClipPlanesEnabled >> 1) & 1" ], "", None ),
 109         ( "GL_CLIP_PLANE2", GLboolean,
 110           [ "(ctx->Transform.ClipPlanesEnabled >> 2) & 1" ], "", None ),
 111         ( "GL_CLIP_PLANE3", GLboolean,
 112           [ "(ctx->Transform.ClipPlanesEnabled >> 3) & 1" ], "", None ),
 113         ( "GL_CLIP_PLANE4", GLboolean,
 114           [ "(ctx->Transform.ClipPlanesEnabled >> 4) & 1" ], "", None ),
 115         ( "GL_CLIP_PLANE5", GLboolean,
 116           [ "(ctx->Transform.ClipPlanesEnabled >> 5) & 1" ], "", None ),
 117         ( "GL_COLOR_CLEAR_VALUE", GLfloatN,
 118           [ "ctx->Color.ClearColor[0]",
 119                 "ctx->Color.ClearColor[1]",
 120                 "ctx->Color.ClearColor[2]",
 121                 "ctx->Color.ClearColor[3]" ], "", None ),
 122         ( "GL_COLOR_MATERIAL", GLboolean,
 123           ["ctx->Light.ColorMaterialEnabled"], "", None ),
 124         ( "GL_COLOR_MATERIAL_FACE", GLenum,
 125           ["ctx->Light.ColorMaterialFace"], "", None ),
 126         ( "GL_COLOR_MATERIAL_PARAMETER", GLenum,
 127           ["ctx->Light.ColorMaterialMode"], "", None ),
 128         ( "GL_COLOR_WRITEMASK", GLint,
 129           [ "ctx->Color.ColorMask[RCOMP] ? 1 : 0",
 130                 "ctx->Color.ColorMask[GCOMP] ? 1 : 0",
 131                 "ctx->Color.ColorMask[BCOMP] ? 1 : 0",
 132                 "ctx->Color.ColorMask[ACOMP] ? 1 : 0" ], "", None ),
 133         ( "GL_CULL_FACE", GLboolean, ["ctx->Polygon.CullFlag"], "", None ),
 134         ( "GL_CULL_FACE_MODE", GLenum, ["ctx->Polygon.CullFaceMode"], "", None ),
 135         ( "GL_CURRENT_COLOR", GLfloatN,
 136           [ "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0]",
 137                 "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1]",
 138                 "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2]",
 139                 "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3]" ],
 140           "FLUSH_CURRENT(ctx, 0);", None ),
 141         ( "GL_CURRENT_INDEX", GLfloat,
 142           [ "ctx->Current.Attrib[VERT_ATTRIB_COLOR_INDEX][0]" ],
 143           "FLUSH_CURRENT(ctx, 0);", None ),
 144         ( "GL_CURRENT_NORMAL", GLfloatN,
 145           [ "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][0]",
 146                 "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][1]",
 147                 "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][2]"],
 148           "FLUSH_CURRENT(ctx, 0);", None ),
 149         ( "GL_CURRENT_RASTER_COLOR", GLfloatN,
 150           ["ctx->Current.RasterColor[0]",
 151            "ctx->Current.RasterColor[1]",
 152            "ctx->Current.RasterColor[2]",
 153            "ctx->Current.RasterColor[3]"], "", None ),
 154         ( "GL_CURRENT_RASTER_DISTANCE", GLfloat,
 155           ["ctx->Current.RasterDistance"], "", None ),
 156         ( "GL_CURRENT_RASTER_INDEX", GLfloat,
 157           ["ctx->Current.RasterIndex"], "", None ),
 158         ( "GL_CURRENT_RASTER_POSITION", GLfloat,
 159           ["ctx->Current.RasterPos[0]",
 160            "ctx->Current.RasterPos[1]",
 161            "ctx->Current.RasterPos[2]",
 162            "ctx->Current.RasterPos[3]"], "", None ),
 163         ( "GL_CURRENT_RASTER_SECONDARY_COLOR", GLfloatN,
 164           ["ctx->Current.RasterSecondaryColor[0]",
 165            "ctx->Current.RasterSecondaryColor[1]",
 166            "ctx->Current.RasterSecondaryColor[2]",
 167            "ctx->Current.RasterSecondaryColor[3]"], "", None ),
 168         ( "GL_CURRENT_RASTER_TEXTURE_COORDS", GLfloat,
 169           ["ctx->Current.RasterTexCoords[texUnit][0]",
 170            "ctx->Current.RasterTexCoords[texUnit][1]",
 171            "ctx->Current.RasterTexCoords[texUnit][2]",
 172            "ctx->Current.RasterTexCoords[texUnit][3]"],
 173           "const GLuint texUnit = ctx->Texture.CurrentUnit;", None ),
 174         ( "GL_CURRENT_RASTER_POSITION_VALID", GLboolean,
 175           ["ctx->Current.RasterPosValid"], "", None ),
 176         ( "GL_CURRENT_TEXTURE_COORDS", GLfloat,
 177           ["ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][0]",
 178            "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][1]",
 179            "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][2]",
 180            "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][3]"],
 181           """const GLuint texUnit = ctx->Texture.CurrentUnit;
 182          FLUSH_CURRENT(ctx, 0);""", None ),
 183         ( "GL_DEPTH_BIAS", GLfloat, ["ctx->Pixel.DepthBias"], "", None ),
 184         ( "GL_DEPTH_BITS", GLint, ["ctx->DrawBuffer->Visual.depthBits"],
 185           "", None ),
 186         ( "GL_DEPTH_CLEAR_VALUE", GLfloatN, ["((GLfloat) ctx->Depth.Clear)"], "", None ),
 187         ( "GL_DEPTH_FUNC", GLenum, ["ctx->Depth.Func"], "", None ),
 188         ( "GL_DEPTH_RANGE", GLfloatN,
 189           [ "ctx->Viewport.Near", "ctx->Viewport.Far" ], "", None ),
 190         ( "GL_DEPTH_SCALE", GLfloat, ["ctx->Pixel.DepthScale"], "", None ),
 191         ( "GL_DEPTH_TEST", GLboolean, ["ctx->Depth.Test"], "", None ),
 192         ( "GL_DEPTH_WRITEMASK", GLboolean, ["ctx->Depth.Mask"], "", None ),
 193         ( "GL_DITHER", GLboolean, ["ctx->Color.DitherFlag"], "", None ),
 194         ( "GL_DOUBLEBUFFER", GLboolean,
 195           ["ctx->DrawBuffer->Visual.doubleBufferMode"], "", None ),
 196         ( "GL_DRAW_BUFFER", GLenum, ["ctx->DrawBuffer->ColorDrawBuffer[0]"], "", None ),
 197         ( "GL_EDGE_FLAG", GLboolean, ["(ctx->Current.Attrib[VERT_ATTRIB_EDGEFLAG][0] == 1.0)"],
 198           "FLUSH_CURRENT(ctx, 0);", None ),
 199         ( "GL_FEEDBACK_BUFFER_SIZE", GLint, ["ctx->Feedback.BufferSize"], "", None ),
 200         ( "GL_FEEDBACK_BUFFER_TYPE", GLenum, ["ctx->Feedback.Type"], "", None ),
 201         ( "GL_FOG", GLboolean, ["ctx->Fog.Enabled"], "", None ),
 202         ( "GL_FOG_COLOR", GLfloatN,
 203           [ "ctx->Fog.Color[0]",
 204                 "ctx->Fog.Color[1]",
 205                 "ctx->Fog.Color[2]",
 206                 "ctx->Fog.Color[3]" ], "", None ),
 207         ( "GL_FOG_DENSITY", GLfloat, ["ctx->Fog.Density"], "", None ),
 208         ( "GL_FOG_END", GLfloat, ["ctx->Fog.End"], "", None ),
 209         ( "GL_FOG_HINT", GLenum, ["ctx->Hint.Fog"], "", None ),
 210         ( "GL_FOG_INDEX", GLfloat, ["ctx->Fog.Index"], "", None ),
 211         ( "GL_FOG_MODE", GLenum, ["ctx->Fog.Mode"], "", None ),
 212         ( "GL_FOG_START", GLfloat, ["ctx->Fog.Start"], "", None ),
 213         ( "GL_FRONT_FACE", GLenum, ["ctx->Polygon.FrontFace"], "", None ),
 214         ( "GL_GREEN_BIAS", GLfloat, ["ctx->Pixel.GreenBias"], "", None ),
 215         ( "GL_GREEN_BITS", GLint, ["ctx->DrawBuffer->Visual.greenBits"],
 216           "", None ),
 217         ( "GL_GREEN_SCALE", GLfloat, ["ctx->Pixel.GreenScale"], "", None ),
 218         ( "GL_INDEX_BITS", GLint, ["ctx->DrawBuffer->Visual.indexBits"],
 219           "", None ),
 220         ( "GL_INDEX_CLEAR_VALUE", GLint, ["ctx->Color.ClearIndex"], "", None ),
 221         ( "GL_INDEX_MODE", GLboolean, ["!ctx->DrawBuffer->Visual.rgbMode"],
 222           "", None ),
 223         ( "GL_INDEX_OFFSET", GLint, ["ctx->Pixel.IndexOffset"], "", None ),
 224         ( "GL_INDEX_SHIFT", GLint, ["ctx->Pixel.IndexShift"], "", None ),
 225         ( "GL_INDEX_WRITEMASK", GLint, ["ctx->Color.IndexMask"], "", None ),
 226         ( "GL_LIGHT0", GLboolean, ["ctx->Light.Light[0].Enabled"], "", None ),
 227         ( "GL_LIGHT1", GLboolean, ["ctx->Light.Light[1].Enabled"], "", None ),
 228         ( "GL_LIGHT2", GLboolean, ["ctx->Light.Light[2].Enabled"], "", None ),
 229         ( "GL_LIGHT3", GLboolean, ["ctx->Light.Light[3].Enabled"], "", None ),
 230         ( "GL_LIGHT4", GLboolean, ["ctx->Light.Light[4].Enabled"], "", None ),
 231         ( "GL_LIGHT5", GLboolean, ["ctx->Light.Light[5].Enabled"], "", None ),
 232         ( "GL_LIGHT6", GLboolean, ["ctx->Light.Light[6].Enabled"], "", None ),
 233         ( "GL_LIGHT7", GLboolean, ["ctx->Light.Light[7].Enabled"], "", None ),
 234         ( "GL_LIGHTING", GLboolean, ["ctx->Light.Enabled"], "", None ),
 235         ( "GL_LIGHT_MODEL_AMBIENT", GLfloatN,
 236           ["ctx->Light.Model.Ambient[0]",
 237            "ctx->Light.Model.Ambient[1]",
 238            "ctx->Light.Model.Ambient[2]",
 239            "ctx->Light.Model.Ambient[3]"], "", None ),
 240         ( "GL_LIGHT_MODEL_COLOR_CONTROL", GLenum,
 241           ["ctx->Light.Model.ColorControl"], "", None ),
 242         ( "GL_LIGHT_MODEL_LOCAL_VIEWER", GLboolean,
 243           ["ctx->Light.Model.LocalViewer"], "", None ),
 244         ( "GL_LIGHT_MODEL_TWO_SIDE", GLboolean, ["ctx->Light.Model.TwoSide"], "", None ),
 245         ( "GL_LINE_SMOOTH", GLboolean, ["ctx->Line.SmoothFlag"], "", None ),
 246         ( "GL_LINE_SMOOTH_HINT", GLenum, ["ctx->Hint.LineSmooth"], "", None ),
 247         ( "GL_LINE_STIPPLE", GLboolean, ["ctx->Line.StippleFlag"], "", None ),
 248         ( "GL_LINE_STIPPLE_PATTERN", GLint, ["ctx->Line.StipplePattern"], "", None ),
 249         ( "GL_LINE_STIPPLE_REPEAT", GLint, ["ctx->Line.StippleFactor"], "", None ),
 250         ( "GL_LINE_WIDTH", GLfloat, ["ctx->Line.Width"], "", None ),
 251         ( "GL_LINE_WIDTH_GRANULARITY", GLfloat,
 252           ["ctx->Const.LineWidthGranularity"], "", None ),
 253         ( "GL_LINE_WIDTH_RANGE", GLfloat,
 254           ["ctx->Const.MinLineWidthAA",
 255            "ctx->Const.MaxLineWidthAA"], "", None ),
 256         ( "GL_ALIASED_LINE_WIDTH_RANGE", GLfloat,
 257           ["ctx->Const.MinLineWidth",
 258            "ctx->Const.MaxLineWidth"], "", None ),
 259         ( "GL_LIST_BASE", GLint, ["ctx->List.ListBase"], "", None ),
 260         ( "GL_LIST_INDEX", GLint, ["(ctx->ListState.CurrentList ? ctx->ListState.CurrentList->Name : 0)"], "", None ),
 261         ( "GL_LIST_MODE", GLenum, ["mode"],
 262           """GLenum mode;
 263          if (!ctx->CompileFlag)
 264             mode = 0;
 265          else if (ctx->ExecuteFlag)
 266             mode = GL_COMPILE_AND_EXECUTE;
 267          else
 268             mode = GL_COMPILE;""", None ),
 269         ( "GL_INDEX_LOGIC_OP", GLboolean, ["ctx->Color.IndexLogicOpEnabled"], "", None ),
 270         ( "GL_COLOR_LOGIC_OP", GLboolean, ["ctx->Color.ColorLogicOpEnabled"], "", None ),
 271         ( "GL_LOGIC_OP_MODE", GLenum, ["ctx->Color.LogicOp"], "", None ),
 272         ( "GL_MAP1_COLOR_4", GLboolean, ["ctx->Eval.Map1Color4"], "", None ),
 273         ( "GL_MAP1_GRID_DOMAIN", GLfloat,
 274           ["ctx->Eval.MapGrid1u1",
 275            "ctx->Eval.MapGrid1u2"], "", None ),
 276         ( "GL_MAP1_GRID_SEGMENTS", GLint, ["ctx->Eval.MapGrid1un"], "", None ),
 277         ( "GL_MAP1_INDEX", GLboolean, ["ctx->Eval.Map1Index"], "", None ),
 278         ( "GL_MAP1_NORMAL", GLboolean, ["ctx->Eval.Map1Normal"], "", None ),
 279         ( "GL_MAP1_TEXTURE_COORD_1", GLboolean, ["ctx->Eval.Map1TextureCoord1"], "", None ),
 280         ( "GL_MAP1_TEXTURE_COORD_2", GLboolean, ["ctx->Eval.Map1TextureCoord2"], "", None ),
 281         ( "GL_MAP1_TEXTURE_COORD_3", GLboolean, ["ctx->Eval.Map1TextureCoord3"], "", None ),
 282         ( "GL_MAP1_TEXTURE_COORD_4", GLboolean, ["ctx->Eval.Map1TextureCoord4"], "", None ),
 283         ( "GL_MAP1_VERTEX_3", GLboolean, ["ctx->Eval.Map1Vertex3"], "", None ),
 284         ( "GL_MAP1_VERTEX_4", GLboolean, ["ctx->Eval.Map1Vertex4"], "", None ),
 285         ( "GL_MAP2_COLOR_4", GLboolean, ["ctx->Eval.Map2Color4"], "", None ),
 286         ( "GL_MAP2_GRID_DOMAIN", GLfloat,
 287           ["ctx->Eval.MapGrid2u1",
 288            "ctx->Eval.MapGrid2u2",
 289            "ctx->Eval.MapGrid2v1",
 290            "ctx->Eval.MapGrid2v2"], "", None ),
 291         ( "GL_MAP2_GRID_SEGMENTS", GLint,
 292           ["ctx->Eval.MapGrid2un",
 293            "ctx->Eval.MapGrid2vn"], "", None ),
 294         ( "GL_MAP2_INDEX", GLboolean, ["ctx->Eval.Map2Index"], "", None ),
 295         ( "GL_MAP2_NORMAL", GLboolean, ["ctx->Eval.Map2Normal"], "", None ),
 296         ( "GL_MAP2_TEXTURE_COORD_1", GLboolean, ["ctx->Eval.Map2TextureCoord1"], "", None ),
 297         ( "GL_MAP2_TEXTURE_COORD_2", GLboolean, ["ctx->Eval.Map2TextureCoord2"], "", None ),
 298         ( "GL_MAP2_TEXTURE_COORD_3", GLboolean, ["ctx->Eval.Map2TextureCoord3"], "", None ),
 299         ( "GL_MAP2_TEXTURE_COORD_4", GLboolean, ["ctx->Eval.Map2TextureCoord4"], "", None ),
 300         ( "GL_MAP2_VERTEX_3", GLboolean, ["ctx->Eval.Map2Vertex3"], "", None ),
 301         ( "GL_MAP2_VERTEX_4", GLboolean, ["ctx->Eval.Map2Vertex4"], "", None ),
 302         ( "GL_MAP_COLOR", GLboolean, ["ctx->Pixel.MapColorFlag"], "", None ),
 303         ( "GL_MAP_STENCIL", GLboolean, ["ctx->Pixel.MapStencilFlag"], "", None ),
 304         ( "GL_MATRIX_MODE", GLenum, ["ctx->Transform.MatrixMode"], "", None ),
 305
 306         ( "GL_MAX_ATTRIB_STACK_DEPTH", GLint, ["MAX_ATTRIB_STACK_DEPTH"], "", None ),
 307         ( "GL_MAX_CLIENT_ATTRIB_STACK_DEPTH", GLint, ["MAX_CLIENT_ATTRIB_STACK_DEPTH"], "", None ),
 308         ( "GL_MAX_CLIP_PLANES", GLint, ["ctx->Const.MaxClipPlanes"], "", None ),
 309         ( "GL_MAX_ELEMENTS_VERTICES", GLint, ["ctx->Const.MaxArrayLockSize"], "", None ),
 310         ( "GL_MAX_ELEMENTS_INDICES", GLint, ["ctx->Const.MaxArrayLockSize"], "", None ),
 311         ( "GL_MAX_EVAL_ORDER", GLint, ["MAX_EVAL_ORDER"], "", None ),
 312         ( "GL_MAX_LIGHTS", GLint, ["ctx->Const.MaxLights"], "", None ),
 313         ( "GL_MAX_LIST_NESTING", GLint, ["MAX_LIST_NESTING"], "", None ),
 314         ( "GL_MAX_MODELVIEW_STACK_DEPTH", GLint, ["MAX_MODELVIEW_STACK_DEPTH"], "", None ),
 315         ( "GL_MAX_NAME_STACK_DEPTH", GLint, ["MAX_NAME_STACK_DEPTH"], "", None ),
 316         ( "GL_MAX_PIXEL_MAP_TABLE", GLint, ["MAX_PIXEL_MAP_TABLE"], "", None ),
 317         ( "GL_MAX_PROJECTION_STACK_DEPTH", GLint, ["MAX_PROJECTION_STACK_DEPTH"], "", None ),
 318         ( "GL_MAX_TEXTURE_SIZE", GLint, ["1 << (ctx->Const.MaxTextureLevels - 1)"], "", None ),
 319         ( "GL_MAX_3D_TEXTURE_SIZE", GLint, ["1 << (ctx->Const.Max3DTextureLevels - 1)"], "", None ),
 320         ( "GL_MAX_TEXTURE_STACK_DEPTH", GLint, ["MAX_TEXTURE_STACK_DEPTH"], "", None ),
 321         ( "GL_MAX_VIEWPORT_DIMS", GLint,
 322           ["ctx->Const.MaxViewportWidth", "ctx->Const.MaxViewportHeight"],
 323           "", None ),
 324         ( "GL_MODELVIEW_MATRIX", GLfloat,
 325           [ "matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 326                 "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 327                 "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 328                 "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 329           "const GLfloat *matrix = ctx->ModelviewMatrixStack.Top->m;", None ),
 330         ( "GL_MODELVIEW_STACK_DEPTH", GLint, ["ctx->ModelviewMatrixStack.Depth + 1"], "", None ),
 331         ( "GL_NAME_STACK_DEPTH", GLint, ["ctx->Select.NameStackDepth"], "", None ),
 332         ( "GL_NORMALIZE", GLboolean, ["ctx->Transform.Normalize"], "", None ),
 333         ( "GL_PACK_ALIGNMENT", GLint, ["ctx->Pack.Alignment"], "", None ),
 334         ( "GL_PACK_LSB_FIRST", GLboolean, ["ctx->Pack.LsbFirst"], "", None ),
 335         ( "GL_PACK_ROW_LENGTH", GLint, ["ctx->Pack.RowLength"], "", None ),
 336         ( "GL_PACK_SKIP_PIXELS", GLint, ["ctx->Pack.SkipPixels"], "", None ),
 337         ( "GL_PACK_SKIP_ROWS", GLint, ["ctx->Pack.SkipRows"], "", None ),
 338         ( "GL_PACK_SWAP_BYTES", GLboolean, ["ctx->Pack.SwapBytes"], "", None ),
 339         ( "GL_PACK_SKIP_IMAGES_EXT", GLint, ["ctx->Pack.SkipImages"], "", None ),
 340         ( "GL_PACK_IMAGE_HEIGHT_EXT", GLint, ["ctx->Pack.ImageHeight"], "", None ),
 341         ( "GL_PACK_INVERT_MESA", GLboolean, ["ctx->Pack.Invert"], "", None ),
 342         ( "GL_PERSPECTIVE_CORRECTION_HINT", GLenum,
 343           ["ctx->Hint.PerspectiveCorrection"], "", None ),
 344         ( "GL_PIXEL_MAP_A_TO_A_SIZE", GLint, ["ctx->PixelMaps.AtoA.Size"], "", None ),
 345         ( "GL_PIXEL_MAP_B_TO_B_SIZE", GLint, ["ctx->PixelMaps.BtoB.Size"], "", None ),
 346         ( "GL_PIXEL_MAP_G_TO_G_SIZE", GLint, ["ctx->PixelMaps.GtoG.Size"], "", None ),
 347         ( "GL_PIXEL_MAP_I_TO_A_SIZE", GLint, ["ctx->PixelMaps.ItoA.Size"], "", None ),
 348         ( "GL_PIXEL_MAP_I_TO_B_SIZE", GLint, ["ctx->PixelMaps.ItoB.Size"], "", None ),
 349         ( "GL_PIXEL_MAP_I_TO_G_SIZE", GLint, ["ctx->PixelMaps.ItoG.Size"], "", None ),
 350         ( "GL_PIXEL_MAP_I_TO_I_SIZE", GLint, ["ctx->PixelMaps.ItoI.Size"], "", None ),
 351         ( "GL_PIXEL_MAP_I_TO_R_SIZE", GLint, ["ctx->PixelMaps.ItoR.Size"], "", None ),
 352         ( "GL_PIXEL_MAP_R_TO_R_SIZE", GLint, ["ctx->PixelMaps.RtoR.Size"], "", None ),
 353         ( "GL_PIXEL_MAP_S_TO_S_SIZE", GLint, ["ctx->PixelMaps.StoS.Size"], "", None ),
 354         ( "GL_POINT_SIZE", GLfloat, ["ctx->Point.Size"], "", None ),
 355         ( "GL_POINT_SIZE_GRANULARITY", GLfloat,
 356           ["ctx->Const.PointSizeGranularity"], "", None ),
 357         ( "GL_POINT_SIZE_RANGE", GLfloat,
 358           ["ctx->Const.MinPointSizeAA",
 359            "ctx->Const.MaxPointSizeAA"], "", None ),
 360         ( "GL_ALIASED_POINT_SIZE_RANGE", GLfloat,
 361           ["ctx->Const.MinPointSize",
 362            "ctx->Const.MaxPointSize"], "", None ),
 363         ( "GL_POINT_SMOOTH", GLboolean, ["ctx->Point.SmoothFlag"], "", None ),
 364         ( "GL_POINT_SMOOTH_HINT", GLenum, ["ctx->Hint.PointSmooth"], "", None ),
 365         ( "GL_POINT_SIZE_MIN_EXT", GLfloat, ["ctx->Point.MinSize"], "", None ),
 366         ( "GL_POINT_SIZE_MAX_EXT", GLfloat, ["ctx->Point.MaxSize"], "", None ),
 367         ( "GL_POINT_FADE_THRESHOLD_SIZE_EXT", GLfloat,
 368           ["ctx->Point.Threshold"], "", None ),
 369         ( "GL_DISTANCE_ATTENUATION_EXT", GLfloat,
 370           ["ctx->Point.Params[0]",
 371            "ctx->Point.Params[1]",
 372            "ctx->Point.Params[2]"], "", None ),
 373         ( "GL_POLYGON_MODE", GLenum,
 374           ["ctx->Polygon.FrontMode",
 375            "ctx->Polygon.BackMode"], "", None ),
 376         ( "GL_POLYGON_OFFSET_BIAS_EXT", GLfloat, ["ctx->Polygon.OffsetUnits"], "", None ),
 377         ( "GL_POLYGON_OFFSET_FACTOR", GLfloat, ["ctx->Polygon.OffsetFactor "], "", None ),
 378         ( "GL_POLYGON_OFFSET_UNITS", GLfloat, ["ctx->Polygon.OffsetUnits "], "", None ),
 379         ( "GL_POLYGON_OFFSET_POINT", GLboolean, ["ctx->Polygon.OffsetPoint"], "", None ),
 380         ( "GL_POLYGON_OFFSET_LINE", GLboolean, ["ctx->Polygon.OffsetLine"], "", None ),
 381         ( "GL_POLYGON_OFFSET_FILL", GLboolean, ["ctx->Polygon.OffsetFill"], "", None ),
 382         ( "GL_POLYGON_SMOOTH", GLboolean, ["ctx->Polygon.SmoothFlag"], "", None ),
 383         ( "GL_POLYGON_SMOOTH_HINT", GLenum, ["ctx->Hint.PolygonSmooth"], "", None ),
 384         ( "GL_POLYGON_STIPPLE", GLboolean, ["ctx->Polygon.StippleFlag"], "", None ),
 385         ( "GL_PROJECTION_MATRIX", GLfloat,
 386           [ "matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 387                 "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 388                 "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 389                 "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 390           "const GLfloat *matrix = ctx->ProjectionMatrixStack.Top->m;", None ),
 391         ( "GL_PROJECTION_STACK_DEPTH", GLint,
 392           ["ctx->ProjectionMatrixStack.Depth + 1"], "", None ),
 393         ( "GL_READ_BUFFER", GLenum, ["ctx->ReadBuffer->ColorReadBuffer"], "", None ),
 394         ( "GL_RED_BIAS", GLfloat, ["ctx->Pixel.RedBias"], "", None ),
 395         ( "GL_RED_BITS", GLint, ["ctx->DrawBuffer->Visual.redBits"], "", None ),
 396         ( "GL_RED_SCALE", GLfloat, ["ctx->Pixel.RedScale"], "", None ),
 397         ( "GL_RENDER_MODE", GLenum, ["ctx->RenderMode"], "", None ),
 398         ( "GL_RESCALE_NORMAL", GLboolean,
 399           ["ctx->Transform.RescaleNormals"], "", None ),
 400         ( "GL_RGBA_MODE", GLboolean, ["ctx->DrawBuffer->Visual.rgbMode"],
 401           "", None ),
 402         ( "GL_SCISSOR_BOX", GLint,
 403           ["ctx->Scissor.X",
 404            "ctx->Scissor.Y",
 405            "ctx->Scissor.Width",
 406            "ctx->Scissor.Height"], "", None ),
 407         ( "GL_SCISSOR_TEST", GLboolean, ["ctx->Scissor.Enabled"], "", None ),
 408         ( "GL_SELECTION_BUFFER_SIZE", GLint, ["ctx->Select.BufferSize"], "", None ),
 409         ( "GL_SHADE_MODEL", GLenum, ["ctx->Light.ShadeModel"], "", None ),
 410         ( "GL_SHARED_TEXTURE_PALETTE_EXT", GLboolean,
 411           ["ctx->Texture.SharedPalette"], "", None ),
 412         ( "GL_STENCIL_BITS", GLint, ["ctx->DrawBuffer->Visual.stencilBits"], "", None ),
 413         ( "GL_STENCIL_CLEAR_VALUE", GLint, ["ctx->Stencil.Clear"], "", None ),
 414         ( "GL_STENCIL_FAIL", GLenum,
 415           ["ctx->Stencil.FailFunc[ctx->Stencil.ActiveFace]"], "", None ),
 416         ( "GL_STENCIL_FUNC", GLenum,
 417           ["ctx->Stencil.Function[ctx->Stencil.ActiveFace]"], "", None ),
 418         ( "GL_STENCIL_PASS_DEPTH_FAIL", GLenum,
 419           ["ctx->Stencil.ZFailFunc[ctx->Stencil.ActiveFace]"], "", None ),
 420         ( "GL_STENCIL_PASS_DEPTH_PASS", GLenum,
 421           ["ctx->Stencil.ZPassFunc[ctx->Stencil.ActiveFace]"], "", None ),
 422         ( "GL_STENCIL_REF", GLint,
 423           ["ctx->Stencil.Ref[ctx->Stencil.ActiveFace]"], "", None ),
 424         ( "GL_STENCIL_TEST", GLboolean, ["ctx->Stencil.Enabled"], "", None ),
 425         ( "GL_STENCIL_VALUE_MASK", GLint,
 426           ["ctx->Stencil.ValueMask[ctx->Stencil.ActiveFace]"], "", None ),
 427         ( "GL_STENCIL_WRITEMASK", GLint,
 428           ["ctx->Stencil.WriteMask[ctx->Stencil.ActiveFace]"], "", None ),
 429         ( "GL_STEREO", GLboolean, ["ctx->DrawBuffer->Visual.stereoMode"],
 430           "", None ),
 431         ( "GL_SUBPIXEL_BITS", GLint, ["ctx->Const.SubPixelBits"], "", None ),
 432         ( "GL_TEXTURE_1D", GLboolean, ["_mesa_IsEnabled(GL_TEXTURE_1D)"], "", None ),
 433         ( "GL_TEXTURE_2D", GLboolean, ["_mesa_IsEnabled(GL_TEXTURE_2D)"], "", None ),
 434         ( "GL_TEXTURE_3D", GLboolean, ["_mesa_IsEnabled(GL_TEXTURE_3D)"], "", None ),
 435         ( "GL_TEXTURE_1D_ARRAY_EXT", GLboolean, ["_mesa_IsEnabled(GL_TEXTURE_1D_ARRAY_EXT)"], "", ["MESA_texture_array"] ),
 436         ( "GL_TEXTURE_2D_ARRAY_EXT", GLboolean, ["_mesa_IsEnabled(GL_TEXTURE_2D_ARRAY_EXT)"], "", ["MESA_texture_array"] ),
 437         ( "GL_TEXTURE_BINDING_1D", GLint,
 438           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_1D_INDEX]->Name"], "", None ),
 439         ( "GL_TEXTURE_BINDING_2D", GLint,
 440           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_2D_INDEX]->Name"], "", None ),
 441         ( "GL_TEXTURE_BINDING_3D", GLint,
 442           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_3D_INDEX]->Name"], "", None ),
 443         ( "GL_TEXTURE_BINDING_1D_ARRAY_EXT", GLint,
 444           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_1D_ARRAY_INDEX]->Name"], "", ["MESA_texture_array"] ),
 445         ( "GL_TEXTURE_BINDING_2D_ARRAY_EXT", GLint,
 446           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_2D_ARRAY_INDEX]->Name"], "", ["MESA_texture_array"] ),
 447         ( "GL_TEXTURE_GEN_S", GLboolean,
 448           ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & S_BIT) ? 1 : 0)"], "", None ),
 449         ( "GL_TEXTURE_GEN_T", GLboolean,
 450           ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & T_BIT) ? 1 : 0)"], "", None ),
 451         ( "GL_TEXTURE_GEN_R", GLboolean,
 452           ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & R_BIT) ? 1 : 0)"], "", None ),
 453         ( "GL_TEXTURE_GEN_Q", GLboolean,
 454           ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & Q_BIT) ? 1 : 0)"], "", None ),
 455         ( "GL_TEXTURE_MATRIX", GLfloat,
 456           ["matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 457            "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 458            "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 459            "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 460           "const GLfloat *matrix = ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Top->m;", None ),
 461         ( "GL_TEXTURE_STACK_DEPTH", GLint,
 462           ["ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Depth + 1"], "", None ),
 463         ( "GL_UNPACK_ALIGNMENT", GLint, ["ctx->Unpack.Alignment"], "", None ),
 464         ( "GL_UNPACK_LSB_FIRST", GLboolean, ["ctx->Unpack.LsbFirst"], "", None ),
 465         ( "GL_UNPACK_ROW_LENGTH", GLint, ["ctx->Unpack.RowLength"], "", None ),
 466         ( "GL_UNPACK_SKIP_PIXELS", GLint, ["ctx->Unpack.SkipPixels"], "", None ),
 467         ( "GL_UNPACK_SKIP_ROWS", GLint, ["ctx->Unpack.SkipRows"], "", None ),
 468         ( "GL_UNPACK_SWAP_BYTES", GLboolean, ["ctx->Unpack.SwapBytes"], "", None ),
 469         ( "GL_UNPACK_SKIP_IMAGES_EXT", GLint, ["ctx->Unpack.SkipImages"], "", None ),
 470         ( "GL_UNPACK_IMAGE_HEIGHT_EXT", GLint, ["ctx->Unpack.ImageHeight"], "", None ),
 471         ( "GL_UNPACK_CLIENT_STORAGE_APPLE", GLboolean, ["ctx->Unpack.ClientStorage"], "", None ),
 472         ( "GL_VIEWPORT", GLint, [ "ctx->Viewport.X", "ctx->Viewport.Y",
 473           "ctx->Viewport.Width", "ctx->Viewport.Height" ], "", None ),
 474         ( "GL_ZOOM_X", GLfloat, ["ctx->Pixel.ZoomX"], "", None ),
 475         ( "GL_ZOOM_Y", GLfloat, ["ctx->Pixel.ZoomY"], "", None ),
 476
 477         # Vertex arrays
 478         ( "GL_VERTEX_ARRAY", GLboolean, ["ctx->Array.ArrayObj->Vertex.Enabled"], "", None ),
 479         ( "GL_VERTEX_ARRAY_SIZE", GLint, ["ctx->Array.ArrayObj->Vertex.Size"], "", None ),
 480         ( "GL_VERTEX_ARRAY_TYPE", GLenum, ["ctx->Array.ArrayObj->Vertex.Type"], "", None ),
 481         ( "GL_VERTEX_ARRAY_STRIDE", GLint, ["ctx->Array.ArrayObj->Vertex.Stride"], "", None ),
 482         ( "GL_VERTEX_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 483         ( "GL_NORMAL_ARRAY", GLenum, ["ctx->Array.ArrayObj->Normal.Enabled"], "", None ),
 484         ( "GL_NORMAL_ARRAY_TYPE", GLenum, ["ctx->Array.ArrayObj->Normal.Type"], "", None ),
 485         ( "GL_NORMAL_ARRAY_STRIDE", GLint, ["ctx->Array.ArrayObj->Normal.Stride"], "", None ),
 486         ( "GL_NORMAL_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 487         ( "GL_COLOR_ARRAY", GLboolean, ["ctx->Array.ArrayObj->Color.Enabled"], "", None ),
 488         ( "GL_COLOR_ARRAY_SIZE", GLint, ["ctx->Array.ArrayObj->Color.Size"], "", None ),
 489         ( "GL_COLOR_ARRAY_TYPE", GLenum, ["ctx->Array.ArrayObj->Color.Type"], "", None ),
 490         ( "GL_COLOR_ARRAY_STRIDE", GLint, ["ctx->Array.ArrayObj->Color.Stride"], "", None ),
 491         ( "GL_COLOR_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 492         ( "GL_INDEX_ARRAY", GLboolean, ["ctx->Array.ArrayObj->Index.Enabled"], "", None ),
 493         ( "GL_INDEX_ARRAY_TYPE", GLenum, ["ctx->Array.ArrayObj->Index.Type"], "", None ),
 494         ( "GL_INDEX_ARRAY_STRIDE", GLint, ["ctx->Array.ArrayObj->Index.Stride"], "", None ),
 495         ( "GL_INDEX_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 496         ( "GL_TEXTURE_COORD_ARRAY", GLboolean,
 497           ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Enabled"], "", None ),
 498         ( "GL_TEXTURE_COORD_ARRAY_SIZE", GLint,
 499           ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Size"], "", None ),
 500         ( "GL_TEXTURE_COORD_ARRAY_TYPE", GLenum,
 501           ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Type"], "", None ),
 502         ( "GL_TEXTURE_COORD_ARRAY_STRIDE", GLint,
 503           ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Stride"], "", None ),
 504         ( "GL_TEXTURE_COORD_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 505         ( "GL_EDGE_FLAG_ARRAY", GLboolean, ["ctx->Array.ArrayObj->EdgeFlag.Enabled"], "", None ),
 506         ( "GL_EDGE_FLAG_ARRAY_STRIDE", GLint, ["ctx->Array.ArrayObj->EdgeFlag.Stride"], "", None ),
 507         ( "GL_EDGE_FLAG_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 508
 509         # GL_ARB_multitexture
 510         ( "GL_MAX_TEXTURE_UNITS_ARB", GLint,
 511           ["ctx->Const.MaxTextureUnits"], "", ["ARB_multitexture"] ),
 512         ( "GL_ACTIVE_TEXTURE_ARB", GLint,
 513           [ "GL_TEXTURE0_ARB + ctx->Texture.CurrentUnit"], "", ["ARB_multitexture"] ),
 514         ( "GL_CLIENT_ACTIVE_TEXTURE_ARB", GLint,
 515           ["GL_TEXTURE0_ARB + ctx->Array.ActiveTexture"], "", ["ARB_multitexture"] ),
 516
 517         # GL_ARB_texture_cube_map
 518         ( "GL_TEXTURE_CUBE_MAP_ARB", GLboolean,
 519           ["_mesa_IsEnabled(GL_TEXTURE_CUBE_MAP_ARB)"], "", ["ARB_texture_cube_map"] ),
 520         ( "GL_TEXTURE_BINDING_CUBE_MAP_ARB", GLint,
 521           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_CUBE_INDEX]->Name"],
 522           "", ["ARB_texture_cube_map"] ),
 523         ( "GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB", GLint,
 524           ["(1 << (ctx->Const.MaxCubeTextureLevels - 1))"],
 525           "", ["ARB_texture_cube_map"]),
 526
 527         # GL_ARB_texture_compression */
 528         ( "GL_TEXTURE_COMPRESSION_HINT_ARB", GLint,
 529           ["ctx->Hint.TextureCompression"], "", None ),
 530         ( "GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB", GLint,
 531           ["_mesa_get_compressed_formats(ctx, NULL, GL_FALSE)"],
 532           "", None ),
 533         ( "GL_COMPRESSED_TEXTURE_FORMATS_ARB", GLenum,
 534           [],
 535           """GLint formats[100];
 536          GLuint i, n = _mesa_get_compressed_formats(ctx, formats, GL_FALSE);
 537          ASSERT(n <= 100);
 538          for (i = 0; i < n; i++)
 539             params[i] = CONVERSION(formats[i]);""",
 540           None ),
 541
 542         # GL_EXT_compiled_vertex_array
 543         ( "GL_ARRAY_ELEMENT_LOCK_FIRST_EXT", GLint, ["ctx->Array.LockFirst"],
 544           "", ["EXT_compiled_vertex_array"] ),
 545         ( "GL_ARRAY_ELEMENT_LOCK_COUNT_EXT", GLint, ["ctx->Array.LockCount"],
 546           "", ["EXT_compiled_vertex_array"] ),
 547
 548         # GL_ARB_transpose_matrix
 549         ( "GL_TRANSPOSE_COLOR_MATRIX_ARB", GLfloat,
 550           ["matrix[0]", "matrix[4]", "matrix[8]", "matrix[12]",
 551            "matrix[1]", "matrix[5]", "matrix[9]", "matrix[13]",
 552            "matrix[2]", "matrix[6]", "matrix[10]", "matrix[14]",
 553            "matrix[3]", "matrix[7]", "matrix[11]", "matrix[15]"],
 554           "const GLfloat *matrix = ctx->ColorMatrixStack.Top->m;", None ),
 555         ( "GL_TRANSPOSE_MODELVIEW_MATRIX_ARB", GLfloat,
 556           ["matrix[0]", "matrix[4]", "matrix[8]", "matrix[12]",
 557            "matrix[1]", "matrix[5]", "matrix[9]", "matrix[13]",
 558            "matrix[2]", "matrix[6]", "matrix[10]", "matrix[14]",
 559            "matrix[3]", "matrix[7]", "matrix[11]", "matrix[15]"],
 560           "const GLfloat *matrix = ctx->ModelviewMatrixStack.Top->m;", None ),
 561         ( "GL_TRANSPOSE_PROJECTION_MATRIX_ARB", GLfloat,
 562           ["matrix[0]", "matrix[4]", "matrix[8]", "matrix[12]",
 563            "matrix[1]", "matrix[5]", "matrix[9]", "matrix[13]",
 564            "matrix[2]", "matrix[6]", "matrix[10]", "matrix[14]",
 565            "matrix[3]", "matrix[7]", "matrix[11]", "matrix[15]"],
 566           "const GLfloat *matrix = ctx->ProjectionMatrixStack.Top->m;", None ),
 567         ( "GL_TRANSPOSE_TEXTURE_MATRIX_ARB", GLfloat,
 568           ["matrix[0]", "matrix[4]", "matrix[8]", "matrix[12]",
 569            "matrix[1]", "matrix[5]", "matrix[9]", "matrix[13]",
 570            "matrix[2]", "matrix[6]", "matrix[10]", "matrix[14]",
 571            "matrix[3]", "matrix[7]", "matrix[11]", "matrix[15]"],
 572           "const GLfloat *matrix = ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Top->m;", None ),
 573
 574         # GL_SGI_color_matrix (also in 1.2 imaging)
 575         ( "GL_COLOR_MATRIX_SGI", GLfloat,
 576           ["matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 577            "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 578            "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 579            "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 580           "const GLfloat *matrix = ctx->ColorMatrixStack.Top->m;", None ),
 581         ( "GL_COLOR_MATRIX_STACK_DEPTH_SGI", GLint,
 582           ["ctx->ColorMatrixStack.Depth + 1"], "", None ),
 583         ( "GL_MAX_COLOR_MATRIX_STACK_DEPTH_SGI", GLint,
 584           ["MAX_COLOR_STACK_DEPTH"], "", None ),
 585         ( "GL_POST_COLOR_MATRIX_RED_SCALE_SGI", GLfloat,
 586           ["ctx->Pixel.PostColorMatrixScale[0]"], "", None ),
 587         ( "GL_POST_COLOR_MATRIX_GREEN_SCALE_SGI", GLfloat,
 588           ["ctx->Pixel.PostColorMatrixScale[1]"], "", None ),
 589         ( "GL_POST_COLOR_MATRIX_BLUE_SCALE_SGI", GLfloat,
 590           ["ctx->Pixel.PostColorMatrixScale[2]"], "", None ),
 591         ( "GL_POST_COLOR_MATRIX_ALPHA_SCALE_SGI", GLfloat,
 592           ["ctx->Pixel.PostColorMatrixScale[3]"], "", None ),
 593         ( "GL_POST_COLOR_MATRIX_RED_BIAS_SGI", GLfloat,
 594           ["ctx->Pixel.PostColorMatrixBias[0]"], "", None ),
 595         ( "GL_POST_COLOR_MATRIX_GREEN_BIAS_SGI", GLfloat,
 596           ["ctx->Pixel.PostColorMatrixBias[1]"], "", None ),
 597         ( "GL_POST_COLOR_MATRIX_BLUE_BIAS_SGI", GLfloat,
 598           ["ctx->Pixel.PostColorMatrixBias[2]"], "", None ),
 599         ( "GL_POST_COLOR_MATRIX_ALPHA_BIAS_SGI", GLfloat,
 600           ["ctx->Pixel.PostColorMatrixBias[3]"], "", None ),
 601
 602         # GL_EXT_convolution (also in 1.2 imaging)
 603         ( "GL_CONVOLUTION_1D_EXT", GLboolean,
 604           ["ctx->Pixel.Convolution1DEnabled"], "", ["EXT_convolution"] ),
 605         ( "GL_CONVOLUTION_2D_EXT", GLboolean,
 606           ["ctx->Pixel.Convolution2DEnabled"], "", ["EXT_convolution"] ),
 607         ( "GL_SEPARABLE_2D_EXT", GLboolean,
 608           ["ctx->Pixel.Separable2DEnabled"], "", ["EXT_convolution"] ),
 609         ( "GL_POST_CONVOLUTION_RED_SCALE_EXT", GLfloat,
 610           ["ctx->Pixel.PostConvolutionScale[0]"], "", ["EXT_convolution"] ),
 611         ( "GL_POST_CONVOLUTION_GREEN_SCALE_EXT", GLfloat,
 612           ["ctx->Pixel.PostConvolutionScale[1]"], "", ["EXT_convolution"] ),
 613         ( "GL_POST_CONVOLUTION_BLUE_SCALE_EXT", GLfloat,
 614           ["ctx->Pixel.PostConvolutionScale[2]"], "", ["EXT_convolution"] ),
 615         ( "GL_POST_CONVOLUTION_ALPHA_SCALE_EXT", GLfloat,
 616           ["ctx->Pixel.PostConvolutionScale[3]"], "", ["EXT_convolution"] ),
 617         ( "GL_POST_CONVOLUTION_RED_BIAS_EXT", GLfloat,
 618           ["ctx->Pixel.PostConvolutionBias[0]"], "", ["EXT_convolution"] ),
 619         ( "GL_POST_CONVOLUTION_GREEN_BIAS_EXT", GLfloat,
 620           ["ctx->Pixel.PostConvolutionBias[1]"], "", ["EXT_convolution"] ),
 621         ( "GL_POST_CONVOLUTION_BLUE_BIAS_EXT", GLfloat,
 622           ["ctx->Pixel.PostConvolutionBias[2]"], "", ["EXT_convolution"] ),
 623         ( "GL_POST_CONVOLUTION_ALPHA_BIAS_EXT", GLfloat,
 624           ["ctx->Pixel.PostConvolutionBias[3]"], "", ["EXT_convolution"] ),
 625
 626         # GL_EXT_histogram / GL_ARB_imaging
 627         ( "GL_HISTOGRAM", GLboolean,
 628           [ "ctx->Pixel.HistogramEnabled" ], "", ["EXT_histogram"] ),
 629         ( "GL_MINMAX", GLboolean,
 630           [ "ctx->Pixel.MinMaxEnabled" ], "", ["EXT_histogram"] ),
 631
 632         # GL_SGI_color_table / GL_ARB_imaging
 633         ( "GL_COLOR_TABLE_SGI", GLboolean,
 634           ["ctx->Pixel.ColorTableEnabled[COLORTABLE_PRECONVOLUTION]"], "", ["SGI_color_table"] ),
 635         ( "GL_POST_CONVOLUTION_COLOR_TABLE_SGI", GLboolean,
 636           ["ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCONVOLUTION]"], "", ["SGI_color_table"] ),
 637         ( "GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI", GLboolean,
 638           ["ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCOLORMATRIX]"], "", ["SGI_color_table"] ),
 639
 640         # GL_SGI_texture_color_table
 641         ( "GL_TEXTURE_COLOR_TABLE_SGI", GLboolean,
 642           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].ColorTableEnabled"],
 643           "", ["SGI_texture_color_table"] ),
 644
 645         # GL_EXT_secondary_color
 646         ( "GL_COLOR_SUM_EXT", GLboolean,
 647           ["ctx->Fog.ColorSumEnabled"], "",
 648           ["EXT_secondary_color", "ARB_vertex_program"] ),
 649         ( "GL_CURRENT_SECONDARY_COLOR_EXT", GLfloatN,
 650           ["ctx->Current.Attrib[VERT_ATTRIB_COLOR1][0]",
 651            "ctx->Current.Attrib[VERT_ATTRIB_COLOR1][1]",
 652            "ctx->Current.Attrib[VERT_ATTRIB_COLOR1][2]",
 653            "ctx->Current.Attrib[VERT_ATTRIB_COLOR1][3]"],
 654           "FLUSH_CURRENT(ctx, 0);", ["EXT_secondary_color"] ),
 655         ( "GL_SECONDARY_COLOR_ARRAY_EXT", GLboolean,
 656           ["ctx->Array.ArrayObj->SecondaryColor.Enabled"], "", ["EXT_secondary_color"] ),
 657         ( "GL_SECONDARY_COLOR_ARRAY_TYPE_EXT", GLenum,
 658           ["ctx->Array.ArrayObj->SecondaryColor.Type"], "",  ["EXT_secondary_color"] ),
 659         ( "GL_SECONDARY_COLOR_ARRAY_STRIDE_EXT", GLint,
 660           ["ctx->Array.ArrayObj->SecondaryColor.Stride"], "", ["EXT_secondary_color"] ),
 661         ( "GL_SECONDARY_COLOR_ARRAY_SIZE_EXT", GLint,
 662           ["ctx->Array.ArrayObj->SecondaryColor.Size"], "", ["EXT_secondary_color"] ),
 663
 664         # GL_EXT_fog_coord
 665         ( "GL_CURRENT_FOG_COORDINATE_EXT", GLfloat,
 666           ["ctx->Current.Attrib[VERT_ATTRIB_FOG][0]"],
 667           "FLUSH_CURRENT(ctx, 0);", ["EXT_fog_coord"] ),
 668         ( "GL_FOG_COORDINATE_ARRAY_EXT", GLboolean, ["ctx->Array.ArrayObj->FogCoord.Enabled"],
 669           "",  ["EXT_fog_coord"] ),
 670         ( "GL_FOG_COORDINATE_ARRAY_TYPE_EXT", GLenum, ["ctx->Array.ArrayObj->FogCoord.Type"],
 671           "", ["EXT_fog_coord"] ),
 672         ( "GL_FOG_COORDINATE_ARRAY_STRIDE_EXT", GLint, ["ctx->Array.ArrayObj->FogCoord.Stride"],
 673           "", ["EXT_fog_coord"] ),
 674         ( "GL_FOG_COORDINATE_SOURCE_EXT", GLenum, ["ctx->Fog.FogCoordinateSource"],
 675           "", ["EXT_fog_coord"] ),
 676
 677         # GL_EXT_texture_lod_bias
 678         ( "GL_MAX_TEXTURE_LOD_BIAS_EXT", GLfloat,
 679           ["ctx->Const.MaxTextureLodBias"], "", ["EXT_texture_lod_bias"]),
 680
 681         # GL_EXT_texture_filter_anisotropic
 682         ( "GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT", GLfloat,
 683           ["ctx->Const.MaxTextureMaxAnisotropy"], "", ["EXT_texture_filter_anisotropic"]),
 684
 685         # GL_ARB_multisample
 686         ( "GL_MULTISAMPLE_ARB", GLboolean,
 687           ["ctx->Multisample.Enabled"], "", None ),
 688         ( "GL_SAMPLE_ALPHA_TO_COVERAGE_ARB", GLboolean,
 689           ["ctx->Multisample.SampleAlphaToCoverage"], "", None ),
 690         ( "GL_SAMPLE_ALPHA_TO_ONE_ARB", GLboolean,
 691           ["ctx->Multisample.SampleAlphaToOne"], "", None ),
 692         ( "GL_SAMPLE_COVERAGE_ARB", GLboolean,
 693           ["ctx->Multisample.SampleCoverage"], "", None ),
 694         ( "GL_SAMPLE_COVERAGE_VALUE_ARB", GLfloat,
 695           ["ctx->Multisample.SampleCoverageValue"], "", None ),
 696         ( "GL_SAMPLE_COVERAGE_INVERT_ARB", GLboolean,
 697           ["ctx->Multisample.SampleCoverageInvert"], "", None ),
 698         ( "GL_SAMPLE_BUFFERS_ARB", GLint,
 699           ["ctx->DrawBuffer->Visual.sampleBuffers"], "", None ),
 700         ( "GL_SAMPLES_ARB", GLint,
 701           ["ctx->DrawBuffer->Visual.samples"], "", None ),
 702
 703         # GL_IBM_rasterpos_clip
 704         ( "GL_RASTER_POSITION_UNCLIPPED_IBM", GLboolean,
 705           ["ctx->Transform.RasterPositionUnclipped"], "", ["IBM_rasterpos_clip"] ),
 706
 707         # GL_NV_point_sprite
 708         ( "GL_POINT_SPRITE_NV", GLboolean, ["ctx->Point.PointSprite"], # == GL_POINT_SPRITE_ARB
 709           "", ["NV_point_sprite", "ARB_point_sprite"] ),
 710         ( "GL_POINT_SPRITE_R_MODE_NV", GLenum, ["ctx->Point.SpriteRMode"],
 711           "", ["NV_point_sprite"] ),
 712         ( "GL_POINT_SPRITE_COORD_ORIGIN", GLenum, ["ctx->Point.SpriteOrigin"],
 713           "", ["NV_point_sprite", "ARB_point_sprite"] ),
 714
 715         # GL_SGIS_generate_mipmap
 716         ( "GL_GENERATE_MIPMAP_HINT_SGIS", GLenum, ["ctx->Hint.GenerateMipmap"],
 717           "", ["SGIS_generate_mipmap"] ),
 718
 719         # GL_NV_vertex_program
 720         ( "GL_VERTEX_PROGRAM_BINDING_NV", GLint,
 721           ["(ctx->VertexProgram.Current ? ctx->VertexProgram.Current->Base.Id : 0)"],
 722           "", ["NV_vertex_program"] ),
 723         ( "GL_VERTEX_ATTRIB_ARRAY0_NV", GLboolean,
 724           ["ctx->Array.ArrayObj->VertexAttrib[0].Enabled"], "", ["NV_vertex_program"] ),
 725         ( "GL_VERTEX_ATTRIB_ARRAY1_NV", GLboolean,
 726           ["ctx->Array.ArrayObj->VertexAttrib[1].Enabled"], "", ["NV_vertex_program"] ),
 727         ( "GL_VERTEX_ATTRIB_ARRAY2_NV", GLboolean,
 728           ["ctx->Array.ArrayObj->VertexAttrib[2].Enabled"], "", ["NV_vertex_program"] ),
 729         ( "GL_VERTEX_ATTRIB_ARRAY3_NV", GLboolean,
 730           ["ctx->Array.ArrayObj->VertexAttrib[3].Enabled"], "", ["NV_vertex_program"] ),
 731         ( "GL_VERTEX_ATTRIB_ARRAY4_NV", GLboolean,
 732           ["ctx->Array.ArrayObj->VertexAttrib[4].Enabled"], "", ["NV_vertex_program"] ),
 733         ( "GL_VERTEX_ATTRIB_ARRAY5_NV", GLboolean,
 734           ["ctx->Array.ArrayObj->VertexAttrib[5].Enabled"], "", ["NV_vertex_program"] ),
 735         ( "GL_VERTEX_ATTRIB_ARRAY6_NV", GLboolean,
 736           ["ctx->Array.ArrayObj->VertexAttrib[6].Enabled"], "", ["NV_vertex_program"] ),
 737         ( "GL_VERTEX_ATTRIB_ARRAY7_NV", GLboolean,
 738           ["ctx->Array.ArrayObj->VertexAttrib[7].Enabled"], "", ["NV_vertex_program"] ),
 739         ( "GL_VERTEX_ATTRIB_ARRAY8_NV", GLboolean,
 740           ["ctx->Array.ArrayObj->VertexAttrib[8].Enabled"], "", ["NV_vertex_program"] ),
 741         ( "GL_VERTEX_ATTRIB_ARRAY9_NV", GLboolean,
 742           ["ctx->Array.ArrayObj->VertexAttrib[9].Enabled"], "", ["NV_vertex_program"] ),
 743         ( "GL_VERTEX_ATTRIB_ARRAY10_NV", GLboolean,
 744           ["ctx->Array.ArrayObj->VertexAttrib[10].Enabled"], "", ["NV_vertex_program"] ),
 745         ( "GL_VERTEX_ATTRIB_ARRAY11_NV", GLboolean,
 746           ["ctx->Array.ArrayObj->VertexAttrib[11].Enabled"], "", ["NV_vertex_program"] ),
 747         ( "GL_VERTEX_ATTRIB_ARRAY12_NV", GLboolean,
 748           ["ctx->Array.ArrayObj->VertexAttrib[12].Enabled"], "", ["NV_vertex_program"] ),
 749         ( "GL_VERTEX_ATTRIB_ARRAY13_NV", GLboolean,
 750           ["ctx->Array.ArrayObj->VertexAttrib[13].Enabled"], "", ["NV_vertex_program"] ),
 751         ( "GL_VERTEX_ATTRIB_ARRAY14_NV", GLboolean,
 752           ["ctx->Array.ArrayObj->VertexAttrib[14].Enabled"], "", ["NV_vertex_program"] ),
 753         ( "GL_VERTEX_ATTRIB_ARRAY15_NV", GLboolean,
 754           ["ctx->Array.ArrayObj->VertexAttrib[15].Enabled"], "", ["NV_vertex_program"] ),
 755         ( "GL_MAP1_VERTEX_ATTRIB0_4_NV", GLboolean,
 756           ["ctx->Eval.Map1Attrib[0]"], "", ["NV_vertex_program"] ),
 757         ( "GL_MAP1_VERTEX_ATTRIB1_4_NV", GLboolean,
 758           ["ctx->Eval.Map1Attrib[1]"], "", ["NV_vertex_program"] ),
 759         ( "GL_MAP1_VERTEX_ATTRIB2_4_NV", GLboolean,
 760           ["ctx->Eval.Map1Attrib[2]"], "", ["NV_vertex_program"] ),
 761         ( "GL_MAP1_VERTEX_ATTRIB3_4_NV", GLboolean,
 762           ["ctx->Eval.Map1Attrib[3]"], "", ["NV_vertex_program"] ),
 763         ( "GL_MAP1_VERTEX_ATTRIB4_4_NV", GLboolean,
 764           ["ctx->Eval.Map1Attrib[4]"], "", ["NV_vertex_program"] ),
 765         ( "GL_MAP1_VERTEX_ATTRIB5_4_NV", GLboolean,
 766           ["ctx->Eval.Map1Attrib[5]"], "", ["NV_vertex_program"] ),
 767         ( "GL_MAP1_VERTEX_ATTRIB6_4_NV", GLboolean,
 768           ["ctx->Eval.Map1Attrib[6]"], "", ["NV_vertex_program"] ),
 769         ( "GL_MAP1_VERTEX_ATTRIB7_4_NV", GLboolean,
 770           ["ctx->Eval.Map1Attrib[7]"], "", ["NV_vertex_program"] ),
 771         ( "GL_MAP1_VERTEX_ATTRIB8_4_NV", GLboolean,
 772           ["ctx->Eval.Map1Attrib[8]"], "", ["NV_vertex_program"] ),
 773         ( "GL_MAP1_VERTEX_ATTRIB9_4_NV", GLboolean,
 774           ["ctx->Eval.Map1Attrib[9]"], "", ["NV_vertex_program"] ),
 775         ( "GL_MAP1_VERTEX_ATTRIB10_4_NV", GLboolean,
 776           ["ctx->Eval.Map1Attrib[10]"], "", ["NV_vertex_program"] ),
 777         ( "GL_MAP1_VERTEX_ATTRIB11_4_NV", GLboolean,
 778           ["ctx->Eval.Map1Attrib[11]"], "", ["NV_vertex_program"] ),
 779         ( "GL_MAP1_VERTEX_ATTRIB12_4_NV", GLboolean,
 780           ["ctx->Eval.Map1Attrib[12]"], "", ["NV_vertex_program"] ),
 781         ( "GL_MAP1_VERTEX_ATTRIB13_4_NV", GLboolean,
 782           ["ctx->Eval.Map1Attrib[13]"], "", ["NV_vertex_program"] ),
 783         ( "GL_MAP1_VERTEX_ATTRIB14_4_NV", GLboolean,
 784           ["ctx->Eval.Map1Attrib[14]"], "", ["NV_vertex_program"] ),
 785         ( "GL_MAP1_VERTEX_ATTRIB15_4_NV", GLboolean,
 786           ["ctx->Eval.Map1Attrib[15]"], "", ["NV_vertex_program"] ),
 787
 788         # GL_NV_fragment_program
 789         ( "GL_FRAGMENT_PROGRAM_NV", GLboolean,
 790           ["ctx->FragmentProgram.Enabled"], "", ["NV_fragment_program"] ),
 791         ( "GL_FRAGMENT_PROGRAM_BINDING_NV", GLint,
 792           ["ctx->FragmentProgram.Current ? ctx->FragmentProgram.Current->Base.Id : 0"],
 793           "", ["NV_fragment_program"] ),
 794         ( "GL_MAX_FRAGMENT_PROGRAM_LOCAL_PARAMETERS_NV", GLint,
 795           ["MAX_NV_FRAGMENT_PROGRAM_PARAMS"], "", ["NV_fragment_program"] ),
 796
 797         # GL_NV_texture_rectangle
 798         ( "GL_TEXTURE_RECTANGLE_NV", GLboolean,
 799           ["_mesa_IsEnabled(GL_TEXTURE_RECTANGLE_NV)"], "", ["NV_texture_rectangle"] ),
 800         ( "GL_TEXTURE_BINDING_RECTANGLE_NV", GLint,
 801           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_RECT_INDEX]->Name"],
 802           "", ["NV_texture_rectangle"] ),
 803         ( "GL_MAX_RECTANGLE_TEXTURE_SIZE_NV", GLint,
 804           ["ctx->Const.MaxTextureRectSize"], "", ["NV_texture_rectangle"] ),
 805
 806         # GL_EXT_stencil_two_side
 807         ( "GL_STENCIL_TEST_TWO_SIDE_EXT", GLboolean,
 808           ["ctx->Stencil.TestTwoSide"], "", ["EXT_stencil_two_side"] ),
 809         ( "GL_ACTIVE_STENCIL_FACE_EXT", GLenum,
 810           ["ctx->Stencil.ActiveFace ? GL_BACK : GL_FRONT"],
 811           "", ["EXT_stencil_two_side"] ),
 812
 813         # GL_NV_light_max_exponent
 814         ( "GL_MAX_SHININESS_NV", GLfloat,
 815           ["ctx->Const.MaxShininess"], "", ["NV_light_max_exponent"] ),
 816         ( "GL_MAX_SPOT_EXPONENT_NV", GLfloat,
 817           ["ctx->Const.MaxSpotExponent"], "", ["NV_light_max_exponent"] ),
 818
 819         # GL_ARB_vertex_buffer_object
 820         ( "GL_ARRAY_BUFFER_BINDING_ARB", GLint,
 821           ["ctx->Array.ArrayBufferObj->Name"], "", None ),
 822         ( "GL_VERTEX_ARRAY_BUFFER_BINDING_ARB", GLint,
 823           ["ctx->Array.ArrayObj->Vertex.BufferObj->Name"], "", None ),
 824         ( "GL_NORMAL_ARRAY_BUFFER_BINDING_ARB", GLint,
 825           ["ctx->Array.ArrayObj->Normal.BufferObj->Name"], "", None ),
 826         ( "GL_COLOR_ARRAY_BUFFER_BINDING_ARB", GLint,
 827           ["ctx->Array.ArrayObj->Color.BufferObj->Name"], "", None ),
 828         ( "GL_INDEX_ARRAY_BUFFER_BINDING_ARB", GLint,
 829           ["ctx->Array.ArrayObj->Index.BufferObj->Name"], "", None ),
 830         ( "GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING_ARB", GLint,
 831           ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].BufferObj->Name"],
 832           "", None ),
 833         ( "GL_EDGE_FLAG_ARRAY_BUFFER_BINDING_ARB", GLint,
 834           ["ctx->Array.ArrayObj->EdgeFlag.BufferObj->Name"], "", None ),
 835         ( "GL_SECONDARY_COLOR_ARRAY_BUFFER_BINDING_ARB", GLint,
 836           ["ctx->Array.ArrayObj->SecondaryColor.BufferObj->Name"],
 837           "", None ),
 838         ( "GL_FOG_COORDINATE_ARRAY_BUFFER_BINDING_ARB", GLint,
 839           ["ctx->Array.ArrayObj->FogCoord.BufferObj->Name"],
 840           "", None ),
 841         # GL_WEIGHT_ARRAY_BUFFER_BINDING_ARB - not supported
 842         ( "GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB", GLint,
 843           ["ctx->Array.ElementArrayBufferObj->Name"],
 844           "", None ),
 845
 846         # GL_EXT_pixel_buffer_object
 847         ( "GL_PIXEL_PACK_BUFFER_BINDING_EXT", GLint,
 848           ["ctx->Pack.BufferObj->Name"], "", ["EXT_pixel_buffer_object"] ),
 849         ( "GL_PIXEL_UNPACK_BUFFER_BINDING_EXT", GLint,
 850           ["ctx->Unpack.BufferObj->Name"], "", ["EXT_pixel_buffer_object"] ),
 851
 852         # GL_ARB_vertex_program
 853         ( "GL_VERTEX_PROGRAM_ARB", GLboolean, # == GL_VERTEX_PROGRAM_NV
 854           ["ctx->VertexProgram.Enabled"], "",
 855           ["ARB_vertex_program", "NV_vertex_program"] ),
 856         ( "GL_VERTEX_PROGRAM_POINT_SIZE_ARB", GLboolean, # == GL_VERTEX_PROGRAM_POINT_SIZE_NV
 857           ["ctx->VertexProgram.PointSizeEnabled"], "",
 858           ["ARB_vertex_program", "NV_vertex_program"] ),
 859         ( "GL_VERTEX_PROGRAM_TWO_SIDE_ARB", GLboolean, # == GL_VERTEX_PROGRAM_TWO_SIDE_NV
 860           ["ctx->VertexProgram.TwoSideEnabled"], "",
 861           ["ARB_vertex_program", "NV_vertex_program"] ),
 862         ( "GL_MAX_PROGRAM_MATRIX_STACK_DEPTH_ARB", GLint, # == GL_MAX_TRACK_MATRIX_STACK_DEPTH_NV
 863           ["ctx->Const.MaxProgramMatrixStackDepth"], "",
 864           ["ARB_vertex_program", "ARB_fragment_program", "NV_vertex_program"] ),
 865         ( "GL_MAX_PROGRAM_MATRICES_ARB", GLint, # == GL_MAX_TRACK_MATRICES_NV
 866           ["ctx->Const.MaxProgramMatrices"], "",
 867           ["ARB_vertex_program", "ARB_fragment_program", "NV_vertex_program"] ),
 868         ( "GL_CURRENT_MATRIX_STACK_DEPTH_ARB", GLboolean, # == GL_CURRENT_MATRIX_STACK_DEPTH_NV
 869           ["ctx->CurrentStack->Depth + 1"], "",
 870           ["ARB_vertex_program", "ARB_fragment_program", "NV_vertex_program"] ),
 871         ( "GL_CURRENT_MATRIX_ARB", GLfloat, # == GL_CURRENT_MATRIX_NV
 872           ["matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 873            "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 874            "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 875            "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 876           "const GLfloat *matrix = ctx->CurrentStack->Top->m;",
 877           ["ARB_vertex_program", "ARB_fragment_program", "NV_fragment_program"] ),
 878         ( "GL_TRANSPOSE_CURRENT_MATRIX_ARB", GLfloat,
 879           ["matrix[0]", "matrix[4]", "matrix[8]", "matrix[12]",
 880            "matrix[1]", "matrix[5]", "matrix[9]", "matrix[13]",
 881            "matrix[2]", "matrix[6]", "matrix[10]", "matrix[14]",
 882            "matrix[3]", "matrix[7]", "matrix[11]", "matrix[15]"],
 883           "const GLfloat *matrix = ctx->CurrentStack->Top->m;",
 884           ["ARB_vertex_program", "ARB_fragment_program"] ),
 885         ( "GL_MAX_VERTEX_ATTRIBS_ARB", GLint,
 886           ["ctx->Const.VertexProgram.MaxAttribs"], "", ["ARB_vertex_program"] ),
 887         ( "GL_PROGRAM_ERROR_POSITION_ARB", GLint, # == GL_PROGRAM_ERROR_POSITION_NV
 888           ["ctx->Program.ErrorPos"], "", ["NV_vertex_program",
 889            "ARB_vertex_program", "NV_fragment_program", "ARB_fragment_program"] ),
 890
 891         # GL_ARB_fragment_program
 892         ( "GL_FRAGMENT_PROGRAM_ARB", GLboolean,
 893           ["ctx->FragmentProgram.Enabled"], "", ["ARB_fragment_program"] ),
 894         ( "GL_MAX_TEXTURE_COORDS_ARB", GLint, # == GL_MAX_TEXTURE_COORDS_NV
 895           ["ctx->Const.MaxTextureCoordUnits"], "",
 896           ["ARB_fragment_program", "NV_fragment_program"] ),
 897         ( "GL_MAX_TEXTURE_IMAGE_UNITS_ARB", GLint, # == GL_MAX_TEXTURE_IMAGE_UNITS_NV
 898           ["ctx->Const.MaxTextureImageUnits"], "",
 899           ["ARB_fragment_program", "NV_fragment_program"] ),
 900
 901         # GL_EXT_depth_bounds_test
 902         ( "GL_DEPTH_BOUNDS_TEST_EXT", GLboolean,
 903           ["ctx->Depth.BoundsTest"], "", ["EXT_depth_bounds_test"] ),
 904         ( "GL_DEPTH_BOUNDS_EXT", GLfloat,
 905           ["ctx->Depth.BoundsMin", "ctx->Depth.BoundsMax"],
 906           "", ["EXT_depth_bounds_test"] ),
 907
 908         # GL_ARB_depth_clamp
 909         ( "GL_DEPTH_CLAMP", GLboolean, ["ctx->Transform.DepthClamp"], "",
 910           ["ARB_depth_clamp"] ),
 911
 912         # GL_ARB_draw_buffers
 913         ( "GL_MAX_DRAW_BUFFERS_ARB", GLint,
 914           ["ctx->Const.MaxDrawBuffers"], "", None ),
 915         ( "GL_DRAW_BUFFER0_ARB", GLenum,
 916           ["ctx->DrawBuffer->ColorDrawBuffer[0]"], "", None ),
 917         ( "GL_DRAW_BUFFER1_ARB", GLenum,
 918           ["buffer"],
 919           """GLenum buffer;
 920          if (pname - GL_DRAW_BUFFER0_ARB >= ctx->Const.MaxDrawBuffers) {
 921             _mesa_error(ctx, GL_INVALID_ENUM, "glGet(GL_DRAW_BUFFERx_ARB)");
 922             return;
 923          }
 924          buffer = ctx->DrawBuffer->ColorDrawBuffer[1];""", None ),
 925         ( "GL_DRAW_BUFFER2_ARB", GLenum,
 926           ["buffer"],
 927           """GLenum buffer;
 928          if (pname - GL_DRAW_BUFFER0_ARB >= ctx->Const.MaxDrawBuffers) {
 929             _mesa_error(ctx, GL_INVALID_ENUM, "glGet(GL_DRAW_BUFFERx_ARB)");
 930             return;
 931          }
 932          buffer = ctx->DrawBuffer->ColorDrawBuffer[2];""", None ),
 933         ( "GL_DRAW_BUFFER3_ARB", GLenum,
 934           ["buffer"],
 935           """GLenum buffer;
 936          if (pname - GL_DRAW_BUFFER0_ARB >= ctx->Const.MaxDrawBuffers) {
 937             _mesa_error(ctx, GL_INVALID_ENUM, "glGet(GL_DRAW_BUFFERx_ARB)");
 938             return;
 939          }
 940          buffer = ctx->DrawBuffer->ColorDrawBuffer[3];""", None ),
 941         # XXX Add more GL_DRAW_BUFFERn_ARB entries as needed in the future
 942
 943         # GL_OES_read_format
 944         ( "GL_IMPLEMENTATION_COLOR_READ_TYPE_OES", GLint,
 945           ["_mesa_get_color_read_type(ctx)"], "", ["OES_read_format"] ),
 946         ( "GL_IMPLEMENTATION_COLOR_READ_FORMAT_OES", GLint,
 947           ["_mesa_get_color_read_format(ctx)"], "", ["OES_read_format"] ),
 948
 949         # GL_ATI_fragment_shader
 950         ( "GL_NUM_FRAGMENT_REGISTERS_ATI", GLint, ["6"], "", ["ATI_fragment_shader"] ),
 951         ( "GL_NUM_FRAGMENT_CONSTANTS_ATI", GLint, ["8"], "", ["ATI_fragment_shader"] ),
 952         ( "GL_NUM_PASSES_ATI", GLint, ["2"], "", ["ATI_fragment_shader"] ),
 953         ( "GL_NUM_INSTRUCTIONS_PER_PASS_ATI", GLint, ["8"], "", ["ATI_fragment_shader"] ),
 954         ( "GL_NUM_INSTRUCTIONS_TOTAL_ATI", GLint, ["16"], "", ["ATI_fragment_shader"] ),
 955         ( "GL_COLOR_ALPHA_PAIRING_ATI", GLboolean, ["GL_TRUE"], "", ["ATI_fragment_shader"] ),
 956         ( "GL_NUM_LOOPBACK_COMPONENTS_ATI", GLint, ["3"], "", ["ATI_fragment_shader"] ),
 957         ( "GL_NUM_INPUT_INTERPOLATOR_COMPONENTS_ATI", GLint, ["3"], "", ["ATI_fragment_shader"] ),
 958
 959         # OpenGL 2.0
 960         ( "GL_STENCIL_BACK_FUNC", GLenum, ["ctx->Stencil.Function[1]"], "", None ),
 961         ( "GL_STENCIL_BACK_VALUE_MASK", GLint, ["ctx->Stencil.ValueMask[1]"], "", None ),
 962         ( "GL_STENCIL_BACK_WRITEMASK", GLint, ["ctx->Stencil.WriteMask[1]"], "", None ),
 963         ( "GL_STENCIL_BACK_REF", GLint, ["ctx->Stencil.Ref[1]"], "", None ),
 964         ( "GL_STENCIL_BACK_FAIL", GLenum, ["ctx->Stencil.FailFunc[1]"], "", None ),
 965         ( "GL_STENCIL_BACK_PASS_DEPTH_FAIL", GLenum, ["ctx->Stencil.ZFailFunc[1]"], "", None ),
 966         ( "GL_STENCIL_BACK_PASS_DEPTH_PASS", GLenum, ["ctx->Stencil.ZPassFunc[1]"], "", None ),
 967
 968         # GL_EXT_framebuffer_object
 969         ( "GL_FRAMEBUFFER_BINDING_EXT", GLint, ["ctx->DrawBuffer->Name"], "",
 970           ["EXT_framebuffer_object"] ),
 971         ( "GL_RENDERBUFFER_BINDING_EXT", GLint,
 972           ["ctx->CurrentRenderbuffer ? ctx->CurrentRenderbuffer->Name : 0"], "",
 973           ["EXT_framebuffer_object"] ),
 974         ( "GL_MAX_COLOR_ATTACHMENTS_EXT", GLint,
 975           ["ctx->Const.MaxColorAttachments"], "",
 976           ["EXT_framebuffer_object"] ),
 977         ( "GL_MAX_RENDERBUFFER_SIZE_EXT", GLint,
 978           ["ctx->Const.MaxRenderbufferSize"], "",
 979           ["EXT_framebuffer_object"] ),
 980
 981         # GL_EXT_framebuffer_blit
 982         # NOTE: GL_DRAW_FRAMEBUFFER_BINDING_EXT == GL_FRAMEBUFFER_BINDING_EXT
 983         ( "GL_READ_FRAMEBUFFER_BINDING_EXT", GLint, ["ctx->ReadBuffer->Name"], "",
 984           ["EXT_framebuffer_blit"] ),
 985
 986         # GL_EXT_provoking_vertex
 987         ( "GL_PROVOKING_VERTEX_EXT", GLboolean,
 988           ["ctx->Light.ProvokingVertex"], "", ["EXT_provoking_vertex"] ),
 989         ( "GL_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION_EXT", GLboolean,
 990           ["ctx->Const.QuadsFollowProvokingVertexConvention"], "",
 991           ["EXT_provoking_vertex"] ),
 992
 993         # GL_ARB_fragment_shader
 994         ( "GL_MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB", GLint,
 995           ["ctx->Const.FragmentProgram.MaxUniformComponents"], "",
 996           ["ARB_fragment_shader"] ),
 997         ( "GL_FRAGMENT_SHADER_DERIVATIVE_HINT_ARB", GLenum,
 998           ["ctx->Hint.FragmentShaderDerivative"], "", ["ARB_fragment_shader"] ),
 999
1000         # GL_ARB_vertex_shader
1001         ( "GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB", GLint,
1002           ["ctx->Const.VertexProgram.MaxUniformComponents"], "",
1003           ["ARB_vertex_shader"] ),
1004         ( "GL_MAX_VARYING_FLOATS_ARB", GLint,
1005           ["ctx->Const.MaxVarying * 4"], "", ["ARB_vertex_shader"] ),
1006         ( "GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB", GLint,
1007           ["ctx->Const.MaxVertexTextureImageUnits"], "", ["ARB_vertex_shader"] ),
1008         ( "GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB", GLint,
1009           ["MAX_COMBINED_TEXTURE_IMAGE_UNITS"], "", ["ARB_vertex_shader"] ),
1010
1011         # GL_ARB_shader_objects
1012         # Actually, this token isn't part of GL_ARB_shader_objects, but is
1013         # close enough for now.
1014         ( "GL_CURRENT_PROGRAM", GLint,
1015           ["ctx->Shader.CurrentProgram ? ctx->Shader.CurrentProgram->Name : 0"],
1016           "", ["ARB_shader_objects"] ),
1017
1018         # GL_ARB_framebuffer_object
1019         ( "GL_MAX_SAMPLES", GLint, ["ctx->Const.MaxSamples"], "",
1020           ["ARB_framebuffer_object"] ),
1021
1022         # GL_APPLE_vertex_array_object
1023         ( "GL_VERTEX_ARRAY_BINDING_APPLE", GLint, ["ctx->Array.ArrayObj->Name"], "",
1024           ["APPLE_vertex_array_object"] ),
1025
1026         # GL_ARB_seamless_cube_map
1027         ( "GL_TEXTURE_CUBE_MAP_SEAMLESS", GLboolean, ["ctx->Texture.CubeMapSeamless"], "",
1028           ["ARB_seamless_cube_map"] ),
1029
1030         # GL_ARB_sync
1031         ( "GL_MAX_SERVER_WAIT_TIMEOUT", GLint64, ["ctx->Const.MaxServerWaitTimeout"], "",
1032           ["ARB_sync"] ),
1033 ]
1034
1035
1036 def ConversionFunc(fromType, toType):
1037         """Return the name of the macro to convert between two data types."""
1038         if fromType == toType:
1039                 return ""
1040         elif fromType == GLfloat and toType == GLint:
1041                 return "IROUND"
1042         elif fromType == GLfloat and toType == GLint64:
1043                 return "IROUND64"
1044         elif fromType == GLfloatN and toType == GLfloat:
1045                 return ""
1046         elif fromType == GLint and toType == GLfloat: # but not GLfloatN!
1047                 return "(GLfloat)"
1048         elif fromType == GLint and toType == GLint64:
1049                 return "(GLint64)"
1050         elif fromType == GLint64 and toType == GLfloat: # but not GLfloatN!
1051                 return "(GLfloat)"
1052         else:
1053                 if fromType == GLfloatN:
1054                         fromType = GLfloat
1055                 fromStr = TypeStrings[fromType]
1056                 fromStr = string.upper(fromStr[2:])
1057                 toStr = TypeStrings[toType]
1058                 toStr = string.upper(toStr[2:])
1059                 return fromStr + "_TO_" + toStr
1060
1061
1062 def EmitGetFunction(stateVars, returnType):
1063         """Emit the code to implement glGetBooleanv, glGetIntegerv or glGetFloatv."""
1064         assert (returnType == GLboolean or
1065                         returnType == GLint or
1066                         returnType == GLint64 or
1067                         returnType == GLfloat)
1068
1069         strType = TypeStrings[returnType]
1070         # Capitalize first letter of return type
1071         if returnType == GLint:
1072                 function = "GetIntegerv"
1073         elif returnType == GLboolean:
1074                 function = "GetBooleanv"
1075         elif returnType == GLfloat:
1076                 function = "GetFloatv"
1077         elif returnType == GLint64:
1078                 function = "GetInteger64v"
1079         else:
1080                 abort()
1081
1082         if returnType == GLint64:
1083                 print "#if FEATURE_ARB_sync"
1084
1085         print "void GLAPIENTRY"
1086         print "_mesa_%s( GLenum pname, %s *params )" % (function, strType)
1087         print "{"
1088         print "   GET_CURRENT_CONTEXT(ctx);"
1089         print "   ASSERT_OUTSIDE_BEGIN_END(ctx);"
1090         print ""
1091         print "   if (!params)"
1092         print "      return;"
1093         print ""
1094         print "   if (ctx->NewState)"
1095         print "      _mesa_update_state(ctx);"
1096         print ""
1097         print "   if (ctx->Driver.%s &&" % function
1098         print "       ctx->Driver.%s(ctx, pname, params))" % function
1099         print "      return;"
1100         print ""
1101         print "   switch (pname) {"
1102
1103         for (name, varType, state, optionalCode, extensions) in stateVars:
1104                 print "      case " + name + ":"
1105                 if extensions:
1106                         if len(extensions) == 1:
1107                                 print ('         CHECK_EXT1(%s, "%s");' %
1108                                            (extensions[0], function))
1109                         elif len(extensions) == 2:
1110                                 print ('         CHECK_EXT2(%s, %s, "%s");' %
1111                                            (extensions[0], extensions[1], function))
1112                         elif len(extensions) == 3:
1113                                 print ('         CHECK_EXT3(%s, %s, %s, "%s");' %
1114                                            (extensions[0], extensions[1], extensions[2], function))
1115                         else:
1116                                 assert len(extensions) == 4
1117                                 print ('         CHECK_EXT4(%s, %s, %s, %s, "%s");' %
1118                                            (extensions[0], extensions[1], extensions[2], extensions[3], function))
1119                 conversion = ConversionFunc(varType, returnType)
1120                 if optionalCode:
1121                         optionalCode = string.replace(optionalCode, "CONVERSION", conversion);
1122                         print "         {"
1123                         print "         " + optionalCode
1124                 n = len(state)
1125                 for i in range(n):
1126                         if conversion:
1127                                 print "         params[%d] = %s(%s);" % (i, conversion, state[i])
1128                         else:
1129                                 print "         params[%d] = %s;" % (i, state[i])
1130                 if optionalCode:
1131                         print "         }"
1132                 print "         break;"
1133
1134         print "      default:"
1135         print '         _mesa_error(ctx, GL_INVALID_ENUM, "gl%s(pname=0x%%x)", pname);' % function
1136         print "   }"
1137         print "}"
1138         if returnType == GLint64:
1139                 print "#endif /* FEATURE_ARB_sync */"
1140         print ""
1141         return
1142
1143
1144
1145 def EmitHeader():
1146         """Print the get.c file header."""
1147         print """
1148 /***
1149  ***  NOTE!!!  DO NOT EDIT THIS FILE!!!  IT IS GENERATED BY get_gen.py
1150  ***/
1151
1152 #include "glheader.h"
1153 #include "context.h"
1154 #include "enable.h"
1155 #include "extensions.h"
1156 #include "fbobject.h"
1157 #include "get.h"
1158 #include "macros.h"
1159 #include "mtypes.h"
1160 #include "state.h"
1161 #include "texcompress.h"
1162 #include "framebuffer.h"
1163
1164
1165 #define FLOAT_TO_BOOLEAN(X)   ( (X) ? GL_TRUE : GL_FALSE )
1166
1167 #define INT_TO_BOOLEAN(I)     ( (I) ? GL_TRUE : GL_FALSE )
1168
1169 #define INT64_TO_BOOLEAN(I)   ( (I) ? GL_TRUE : GL_FALSE )
1170 #define INT64_TO_INT(I)       ( (GLint)((I > INT_MAX) ? INT_MAX : ((I < INT_MIN) ? INT_MIN : (I))) )
1171
1172 #define BOOLEAN_TO_INT(B)     ( (GLint) (B) )
1173 #define BOOLEAN_TO_INT64(B)   ( (GLint64) (B) )
1174 #define BOOLEAN_TO_FLOAT(B)   ( (B) ? 1.0F : 0.0F )
1175
1176 #define ENUM_TO_INT64(E)      ( (GLint64) (E) )
1177
1178
1179 /*
1180  * Check if named extension is enabled, if not generate error and return.
1181  */
1182 #define CHECK_EXT1(EXT1, FUNC)                                         \\
1183    if (!ctx->Extensions.EXT1) {                                        \\
1184       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
1185       return;                                                          \\
1186    }
1187
1188 /*
1189  * Check if either of two extensions is enabled.
1190  */
1191 #define CHECK_EXT2(EXT1, EXT2, FUNC)                                   \\
1192    if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2) {               \\
1193       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
1194       return;                                                          \\
1195    }
1196
1197 /*
1198  * Check if either of three extensions is enabled.
1199  */
1200 #define CHECK_EXT3(EXT1, EXT2, EXT3, FUNC)                             \\
1201    if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2 &&               \\
1202        !ctx->Extensions.EXT3) {                                        \\
1203       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
1204       return;                                                          \\
1205    }
1206
1207 /*
1208  * Check if either of four extensions is enabled.
1209  */
1210 #define CHECK_EXT4(EXT1, EXT2, EXT3, EXT4, FUNC)                       \\
1211    if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2 &&               \\
1212        !ctx->Extensions.EXT3 && !ctx->Extensions.EXT4) {               \\
1213       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
1214       return;                                                          \\
1215    }
1216
1217 """
1218         return
1219
1220
1221
1222 def EmitGetDoublev():
1223         print """
1224 void GLAPIENTRY
1225 _mesa_GetDoublev( GLenum pname, GLdouble *params )
1226 {
1227    const GLfloat magic = -1234.5F;
1228    GLfloat values[16];
1229    GLuint i;
1230
1231    if (!params)
1232       return;
1233
1234    /* Init temp array to magic numbers so we can figure out how many values
1235     * are returned by the GetFloatv() call.
1236     */
1237    for (i = 0; i < 16; i++)
1238       values[i] = magic;
1239
1240    _mesa_GetFloatv(pname, values);
1241
1242    for (i = 0; i < 16 && values[i] != magic; i++)
1243       params[i] = (GLdouble) values[i];
1244 }
1245 """
1246
1247
1248
1249
1250 EmitHeader()
1251 # XXX Maybe sort the StateVars list
1252 EmitGetFunction(StateVars, GLboolean)
1253 EmitGetFunction(StateVars, GLfloat)
1254 EmitGetFunction(StateVars, GLint)
1255 EmitGetFunction(StateVars, GLint64)
1256 EmitGetDoublev()
1257