src/mesa/main/get_gen.py

   1 #!/usr/bin/env python
   2
   3 # Mesa 3-D graphics library
   4 #
   5 # Copyright (C) 1999-2005  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
  39
  40 TypeStrings = {
  41         GLint : "GLint",
  42         GLenum : "GLenum",
  43         GLfloat : "GLfloat",
  44         GLdouble : "GLdouble",
  45         GLboolean : "GLboolean"
  46 }
  47
  48
  49 # Each entry is a tuple of:
  50 #  - the GL state name, such as GL_CURRENT_COLOR
  51 #  - the state datatype, one of GLint, GLfloat, GLboolean or GLenum
  52 #  - list of code fragments to get the state, such as ["ctx->Foo.Bar"]
  53 #  - optional extra code or empty string
  54 #  - optional extensions to check, or None
  55 #
  56 StateVars = [
  57         ( "GL_ACCUM_RED_BITS", GLint, ["ctx->DrawBuffer->Visual.accumRedBits"],
  58           "", None ),
  59         ( "GL_ACCUM_GREEN_BITS", GLint, ["ctx->DrawBuffer->Visual.accumGreenBits"],
  60           "", None ),
  61         ( "GL_ACCUM_BLUE_BITS", GLint, ["ctx->DrawBuffer->Visual.accumBlueBits"],
  62           "", None ),
  63         ( "GL_ACCUM_ALPHA_BITS", GLint, ["ctx->DrawBuffer->Visual.accumAlphaBits"],
  64           "", None ),
  65         ( "GL_ACCUM_CLEAR_VALUE", GLfloatN,
  66           [ "ctx->Accum.ClearColor[0]",
  67                 "ctx->Accum.ClearColor[1]",
  68                 "ctx->Accum.ClearColor[2]",
  69                 "ctx->Accum.ClearColor[3]" ],
  70           "", None ),
  71         ( "GL_ALPHA_BIAS", GLfloat, ["ctx->Pixel.AlphaBias"], "", None ),
  72         ( "GL_ALPHA_BITS", GLint, ["ctx->DrawBuffer->Visual.alphaBits"],
  73           "", None ),
  74         ( "GL_ALPHA_SCALE", GLfloat, ["ctx->Pixel.AlphaScale"], "", None ),
  75         ( "GL_ALPHA_TEST", GLboolean, ["ctx->Color.AlphaEnabled"], "", None ),
  76         ( "GL_ALPHA_TEST_FUNC", GLenum, ["ctx->Color.AlphaFunc"], "", None ),
  77         ( "GL_ALPHA_TEST_REF", GLfloatN, ["ctx->Color.AlphaRef"], "", None ),
  78         ( "GL_ATTRIB_STACK_DEPTH", GLint, ["ctx->AttribStackDepth"], "", None ),
  79         ( "GL_AUTO_NORMAL", GLboolean, ["ctx->Eval.AutoNormal"], "", None ),
  80         ( "GL_AUX_BUFFERS", GLint, ["ctx->DrawBuffer->Visual.numAuxBuffers"],
  81           "", None ),
  82         ( "GL_BLEND", GLboolean, ["ctx->Color.BlendEnabled"], "", None ),
  83         ( "GL_BLEND_DST", GLenum, ["ctx->Color.BlendDstRGB"], "", None ),
  84         ( "GL_BLEND_SRC", GLenum, ["ctx->Color.BlendSrcRGB"], "", None ),
  85         ( "GL_BLEND_SRC_RGB_EXT", GLenum, ["ctx->Color.BlendSrcRGB"], "", None ),
  86         ( "GL_BLEND_DST_RGB_EXT", GLenum, ["ctx->Color.BlendDstRGB"], "", None ),
  87         ( "GL_BLEND_SRC_ALPHA_EXT", GLenum, ["ctx->Color.BlendSrcA"], "", None ),
  88         ( "GL_BLEND_DST_ALPHA_EXT", GLenum, ["ctx->Color.BlendDstA"], "", None ),
  89         ( "GL_BLEND_EQUATION", GLenum, ["ctx->Color.BlendEquationRGB "], "", None),
  90         ( "GL_BLEND_EQUATION_ALPHA_EXT", GLenum, ["ctx->Color.BlendEquationA "],
  91           "", None ),
  92         ( "GL_BLEND_COLOR_EXT", GLfloatN,
  93           [ "ctx->Color.BlendColor[0]",
  94                 "ctx->Color.BlendColor[1]",
  95                 "ctx->Color.BlendColor[2]",
  96                 "ctx->Color.BlendColor[3]"], "", None ),
  97         ( "GL_BLUE_BIAS", GLfloat, ["ctx->Pixel.BlueBias"], "", None ),
  98         ( "GL_BLUE_BITS", GLint, ["ctx->DrawBuffer->Visual.blueBits"], "", None ),
  99         ( "GL_BLUE_SCALE", GLfloat, ["ctx->Pixel.BlueScale"], "", None ),
 100         ( "GL_CLIENT_ATTRIB_STACK_DEPTH", GLint,
 101           ["ctx->ClientAttribStackDepth"], "", None ),
 102         ( "GL_CLIP_PLANE0", GLboolean,
 103           [ "(ctx->Transform.ClipPlanesEnabled >> 0) & 1" ], "", None ),
 104         ( "GL_CLIP_PLANE1", GLboolean,
 105           [ "(ctx->Transform.ClipPlanesEnabled >> 1) & 1" ], "", None ),
 106         ( "GL_CLIP_PLANE2", GLboolean,
 107           [ "(ctx->Transform.ClipPlanesEnabled >> 2) & 1" ], "", None ),
 108         ( "GL_CLIP_PLANE3", GLboolean,
 109           [ "(ctx->Transform.ClipPlanesEnabled >> 3) & 1" ], "", None ),
 110         ( "GL_CLIP_PLANE4", GLboolean,
 111           [ "(ctx->Transform.ClipPlanesEnabled >> 4) & 1" ], "", None ),
 112         ( "GL_CLIP_PLANE5", GLboolean,
 113           [ "(ctx->Transform.ClipPlanesEnabled >> 5) & 1" ], "", None ),
 114         ( "GL_COLOR_CLEAR_VALUE", GLfloatN,
 115           [ "ctx->Color.ClearColor[0]",
 116                 "ctx->Color.ClearColor[1]",
 117                 "ctx->Color.ClearColor[2]",
 118                 "ctx->Color.ClearColor[3]" ], "", None ),
 119         ( "GL_COLOR_MATERIAL", GLboolean,
 120           ["ctx->Light.ColorMaterialEnabled"], "", None ),
 121         ( "GL_COLOR_MATERIAL_FACE", GLenum,
 122           ["ctx->Light.ColorMaterialFace"], "", None ),
 123         ( "GL_COLOR_MATERIAL_PARAMETER", GLenum,
 124           ["ctx->Light.ColorMaterialMode"], "", None ),
 125         ( "GL_COLOR_WRITEMASK", GLint,
 126           [ "ctx->Color.ColorMask[RCOMP] ? 1 : 0",
 127                 "ctx->Color.ColorMask[GCOMP] ? 1 : 0",
 128                 "ctx->Color.ColorMask[BCOMP] ? 1 : 0",
 129                 "ctx->Color.ColorMask[ACOMP] ? 1 : 0" ], "", None ),
 130         ( "GL_CULL_FACE", GLboolean, ["ctx->Polygon.CullFlag"], "", None ),
 131         ( "GL_CULL_FACE_MODE", GLenum, ["ctx->Polygon.CullFaceMode"], "", None ),
 132         ( "GL_CURRENT_COLOR", GLfloatN,
 133           [ "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0]",
 134                 "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1]",
 135                 "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2]",
 136                 "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3]" ],
 137           "FLUSH_CURRENT(ctx, 0);", None ),
 138         ( "GL_CURRENT_INDEX", GLfloat,
 139           [ "ctx->Current.Attrib[VERT_ATTRIB_COLOR_INDEX][0]" ],
 140           "FLUSH_CURRENT(ctx, 0);", None ),
 141         ( "GL_CURRENT_NORMAL", GLfloatN,
 142           [ "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][0]",
 143                 "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][1]",
 144                 "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][2]"],
 145           "FLUSH_CURRENT(ctx, 0);", None ),
 146         ( "GL_CURRENT_RASTER_COLOR", GLfloatN,
 147           ["ctx->Current.RasterColor[0]",
 148            "ctx->Current.RasterColor[1]",
 149            "ctx->Current.RasterColor[2]",
 150            "ctx->Current.RasterColor[3]"], "", None ),
 151         ( "GL_CURRENT_RASTER_DISTANCE", GLfloat,
 152           ["ctx->Current.RasterDistance"], "", None ),
 153         ( "GL_CURRENT_RASTER_INDEX", GLfloat,
 154           ["ctx->Current.RasterIndex"], "", None ),
 155         ( "GL_CURRENT_RASTER_POSITION", GLfloat,
 156           ["ctx->Current.RasterPos[0]",
 157            "ctx->Current.RasterPos[1]",
 158            "ctx->Current.RasterPos[2]",
 159            "ctx->Current.RasterPos[3]"], "", None ),
 160         ( "GL_CURRENT_RASTER_TEXTURE_COORDS", GLfloat,
 161           ["ctx->Current.RasterTexCoords[texUnit][0]",
 162            "ctx->Current.RasterTexCoords[texUnit][1]",
 163            "ctx->Current.RasterTexCoords[texUnit][2]",
 164            "ctx->Current.RasterTexCoords[texUnit][3]"],
 165           "const GLuint texUnit = ctx->Texture.CurrentUnit;", None ),
 166         ( "GL_CURRENT_RASTER_POSITION_VALID", GLboolean,
 167           ["ctx->Current.RasterPosValid"], "", None ),
 168         ( "GL_CURRENT_TEXTURE_COORDS", GLfloat,
 169           ["ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][0]",
 170            "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][1]",
 171            "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][2]",
 172            "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][3]"],
 173           "const GLuint texUnit = ctx->Texture.CurrentUnit;", None ),
 174         ( "GL_DEPTH_BIAS", GLfloat, ["ctx->Pixel.DepthBias"], "", None ),
 175         ( "GL_DEPTH_BITS", GLint, ["ctx->DrawBuffer->Visual.depthBits"],
 176           "", None ),
 177         ( "GL_DEPTH_CLEAR_VALUE", GLfloat, ["ctx->Depth.Clear"], "", None ),
 178         ( "GL_DEPTH_FUNC", GLenum, ["ctx->Depth.Func"], "", None ),
 179         ( "GL_DEPTH_RANGE", GLfloatN,
 180           [ "ctx->Viewport.Near", "ctx->Viewport.Far" ], "", None ),
 181         ( "GL_DEPTH_SCALE", GLfloat, ["ctx->Pixel.DepthScale"], "", None ),
 182         ( "GL_DEPTH_TEST", GLboolean, ["ctx->Depth.Test"], "", None ),
 183         ( "GL_DEPTH_WRITEMASK", GLboolean, ["ctx->Depth.Mask"], "", None ),
 184         ( "GL_DITHER", GLboolean, ["ctx->Color.DitherFlag"], "", None ),
 185         ( "GL_DOUBLEBUFFER", GLboolean,
 186           ["ctx->DrawBuffer->Visual.doubleBufferMode"], "", None ),
 187         ( "GL_DRAW_BUFFER", GLenum, ["ctx->DrawBuffer->ColorDrawBuffer[0]"], "", None ),
 188         ( "GL_EDGE_FLAG", GLboolean, ["ctx->Current.EdgeFlag"],
 189           "FLUSH_CURRENT(ctx, 0);", None ),
 190         ( "GL_FEEDBACK_BUFFER_SIZE", GLint, ["ctx->Feedback.BufferSize"], "", None ),
 191         ( "GL_FEEDBACK_BUFFER_TYPE", GLenum, ["ctx->Feedback.Type"], "", None ),
 192         ( "GL_FOG", GLboolean, ["ctx->Fog.Enabled"], "", None ),
 193         ( "GL_FOG_COLOR", GLfloatN,
 194           [ "ctx->Fog.Color[0]",
 195                 "ctx->Fog.Color[1]",
 196                 "ctx->Fog.Color[2]",
 197                 "ctx->Fog.Color[3]" ], "", None ),
 198         ( "GL_FOG_DENSITY", GLfloat, ["ctx->Fog.Density"], "", None ),
 199         ( "GL_FOG_END", GLfloat, ["ctx->Fog.End"], "", None ),
 200         ( "GL_FOG_HINT", GLenum, ["ctx->Hint.Fog"], "", None ),
 201         ( "GL_FOG_INDEX", GLfloat, ["ctx->Fog.Index"], "", None ),
 202         ( "GL_FOG_MODE", GLenum, ["ctx->Fog.Mode"], "", None ),
 203         ( "GL_FOG_START", GLfloat, ["ctx->Fog.Start"], "", None ),
 204         ( "GL_FRONT_FACE", GLenum, ["ctx->Polygon.FrontFace"], "", None ),
 205         ( "GL_GREEN_BIAS", GLfloat, ["ctx->Pixel.GreenBias"], "", None ),
 206         ( "GL_GREEN_BITS", GLint, ["ctx->DrawBuffer->Visual.greenBits"],
 207           "", None ),
 208         ( "GL_GREEN_SCALE", GLfloat, ["ctx->Pixel.GreenScale"], "", None ),
 209         ( "GL_INDEX_BITS", GLint, ["ctx->DrawBuffer->Visual.indexBits"],
 210           "", None ),
 211         ( "GL_INDEX_CLEAR_VALUE", GLint, ["ctx->Color.ClearIndex"], "", None ),
 212         ( "GL_INDEX_MODE", GLboolean, ["!ctx->DrawBuffer->Visual.rgbMode"],
 213           "", None ),
 214         ( "GL_INDEX_OFFSET", GLint, ["ctx->Pixel.IndexOffset"], "", None ),
 215         ( "GL_INDEX_SHIFT", GLint, ["ctx->Pixel.IndexShift"], "", None ),
 216         ( "GL_INDEX_WRITEMASK", GLint, ["ctx->Color.IndexMask"], "", None ),
 217         ( "GL_LIGHT0", GLboolean, ["ctx->Light.Light[0].Enabled"], "", None ),
 218         ( "GL_LIGHT1", GLboolean, ["ctx->Light.Light[1].Enabled"], "", None ),
 219         ( "GL_LIGHT2", GLboolean, ["ctx->Light.Light[2].Enabled"], "", None ),
 220         ( "GL_LIGHT3", GLboolean, ["ctx->Light.Light[3].Enabled"], "", None ),
 221         ( "GL_LIGHT4", GLboolean, ["ctx->Light.Light[4].Enabled"], "", None ),
 222         ( "GL_LIGHT5", GLboolean, ["ctx->Light.Light[5].Enabled"], "", None ),
 223         ( "GL_LIGHT6", GLboolean, ["ctx->Light.Light[6].Enabled"], "", None ),
 224         ( "GL_LIGHT7", GLboolean, ["ctx->Light.Light[7].Enabled"], "", None ),
 225         ( "GL_LIGHTING", GLboolean, ["ctx->Light.Enabled"], "", None ),
 226         ( "GL_LIGHT_MODEL_AMBIENT", GLfloatN,
 227           ["ctx->Light.Model.Ambient[0]",
 228            "ctx->Light.Model.Ambient[1]",
 229            "ctx->Light.Model.Ambient[2]",
 230            "ctx->Light.Model.Ambient[3]"], "", None ),
 231         ( "GL_LIGHT_MODEL_COLOR_CONTROL", GLenum,
 232           ["ctx->Light.Model.ColorControl"], "", None ),
 233         ( "GL_LIGHT_MODEL_LOCAL_VIEWER", GLboolean,
 234           ["ctx->Light.Model.LocalViewer"], "", None ),
 235         ( "GL_LIGHT_MODEL_TWO_SIDE", GLboolean, ["ctx->Light.Model.TwoSide"], "", None ),
 236         ( "GL_LINE_SMOOTH", GLboolean, ["ctx->Line.SmoothFlag"], "", None ),
 237         ( "GL_LINE_SMOOTH_HINT", GLenum, ["ctx->Hint.LineSmooth"], "", None ),
 238         ( "GL_LINE_STIPPLE", GLboolean, ["ctx->Line.StippleFlag"], "", None ),
 239         ( "GL_LINE_STIPPLE_PATTERN", GLint, ["ctx->Line.StipplePattern"], "", None ),
 240         ( "GL_LINE_STIPPLE_REPEAT", GLint, ["ctx->Line.StippleFactor"], "", None ),
 241         ( "GL_LINE_WIDTH", GLfloat, ["ctx->Line.Width"], "", None ),
 242         ( "GL_LINE_WIDTH_GRANULARITY", GLfloat,
 243           ["ctx->Const.LineWidthGranularity"], "", None ),
 244         ( "GL_LINE_WIDTH_RANGE", GLfloat,
 245           ["ctx->Const.MinLineWidthAA",
 246            "ctx->Const.MaxLineWidthAA"], "", None ),
 247         ( "GL_ALIASED_LINE_WIDTH_RANGE", GLfloat,
 248           ["ctx->Const.MinLineWidth",
 249            "ctx->Const.MaxLineWidth"], "", None ),
 250         ( "GL_LIST_BASE", GLint, ["ctx->List.ListBase"], "", None ),
 251         ( "GL_LIST_INDEX", GLint, ["ctx->ListState.CurrentListNum"], "", None ),
 252         ( "GL_LIST_MODE", GLenum, ["mode"],
 253           """GLenum mode;
 254          if (!ctx->CompileFlag)
 255             mode = 0;
 256          else if (ctx->ExecuteFlag)
 257             mode = GL_COMPILE_AND_EXECUTE;
 258          else
 259             mode = GL_COMPILE;""", None ),
 260         ( "GL_INDEX_LOGIC_OP", GLboolean, ["ctx->Color.IndexLogicOpEnabled"], "", None ),
 261         ( "GL_COLOR_LOGIC_OP", GLboolean, ["ctx->Color.ColorLogicOpEnabled"], "", None ),
 262         ( "GL_LOGIC_OP_MODE", GLenum, ["ctx->Color.LogicOp"], "", None ),
 263         ( "GL_MAP1_COLOR_4", GLboolean, ["ctx->Eval.Map1Color4"], "", None ),
 264         ( "GL_MAP1_GRID_DOMAIN", GLfloat,
 265           ["ctx->Eval.MapGrid1u1",
 266            "ctx->Eval.MapGrid1u2"], "", None ),
 267         ( "GL_MAP1_GRID_SEGMENTS", GLint, ["ctx->Eval.MapGrid1un"], "", None ),
 268         ( "GL_MAP1_INDEX", GLboolean, ["ctx->Eval.Map1Index"], "", None ),
 269         ( "GL_MAP1_NORMAL", GLboolean, ["ctx->Eval.Map1Normal"], "", None ),
 270         ( "GL_MAP1_TEXTURE_COORD_1", GLboolean, ["ctx->Eval.Map1TextureCoord1"], "", None ),
 271         ( "GL_MAP1_TEXTURE_COORD_2", GLboolean, ["ctx->Eval.Map1TextureCoord2"], "", None ),
 272         ( "GL_MAP1_TEXTURE_COORD_3", GLboolean, ["ctx->Eval.Map1TextureCoord3"], "", None ),
 273         ( "GL_MAP1_TEXTURE_COORD_4", GLboolean, ["ctx->Eval.Map1TextureCoord4"], "", None ),
 274         ( "GL_MAP1_VERTEX_3", GLboolean, ["ctx->Eval.Map1Vertex3"], "", None ),
 275         ( "GL_MAP1_VERTEX_4", GLboolean, ["ctx->Eval.Map1Vertex4"], "", None ),
 276         ( "GL_MAP2_COLOR_4", GLboolean, ["ctx->Eval.Map2Color4"], "", None ),
 277         ( "GL_MAP2_GRID_DOMAIN", GLfloat,
 278           ["ctx->Eval.MapGrid2u1",
 279            "ctx->Eval.MapGrid2u2",
 280            "ctx->Eval.MapGrid2v1",
 281            "ctx->Eval.MapGrid2v2"], "", None ),
 282         ( "GL_MAP2_GRID_SEGMENTS", GLint,
 283           ["ctx->Eval.MapGrid2un",
 284            "ctx->Eval.MapGrid2vn"], "", None ),
 285         ( "GL_MAP2_INDEX", GLboolean, ["ctx->Eval.Map2Index"], "", None ),
 286         ( "GL_MAP2_NORMAL", GLboolean, ["ctx->Eval.Map2Normal"], "", None ),
 287         ( "GL_MAP2_TEXTURE_COORD_1", GLboolean, ["ctx->Eval.Map2TextureCoord1"], "", None ),
 288         ( "GL_MAP2_TEXTURE_COORD_2", GLboolean, ["ctx->Eval.Map2TextureCoord2"], "", None ),
 289         ( "GL_MAP2_TEXTURE_COORD_3", GLboolean, ["ctx->Eval.Map2TextureCoord3"], "", None ),
 290         ( "GL_MAP2_TEXTURE_COORD_4", GLboolean, ["ctx->Eval.Map2TextureCoord4"], "", None ),
 291         ( "GL_MAP2_VERTEX_3", GLboolean, ["ctx->Eval.Map2Vertex3"], "", None ),
 292         ( "GL_MAP2_VERTEX_4", GLboolean, ["ctx->Eval.Map2Vertex4"], "", None ),
 293         ( "GL_MAP_COLOR", GLboolean, ["ctx->Pixel.MapColorFlag"], "", None ),
 294         ( "GL_MAP_STENCIL", GLboolean, ["ctx->Pixel.MapStencilFlag"], "", None ),
 295         ( "GL_MATRIX_MODE", GLenum, ["ctx->Transform.MatrixMode"], "", None ),
 296
 297         ( "GL_MAX_ATTRIB_STACK_DEPTH", GLint, ["MAX_ATTRIB_STACK_DEPTH"], "", None ),
 298         ( "GL_MAX_CLIENT_ATTRIB_STACK_DEPTH", GLint, ["MAX_CLIENT_ATTRIB_STACK_DEPTH"], "", None ),
 299         ( "GL_MAX_CLIP_PLANES", GLint, ["ctx->Const.MaxClipPlanes"], "", None ),
 300         ( "GL_MAX_ELEMENTS_VERTICES", GLint, ["ctx->Const.MaxArrayLockSize"], "", None ),
 301         ( "GL_MAX_ELEMENTS_INDICES", GLint, ["ctx->Const.MaxArrayLockSize"], "", None ),
 302         ( "GL_MAX_EVAL_ORDER", GLint, ["MAX_EVAL_ORDER"], "", None ),
 303         ( "GL_MAX_LIGHTS", GLint, ["ctx->Const.MaxLights"], "", None ),
 304         ( "GL_MAX_LIST_NESTING", GLint, ["MAX_LIST_NESTING"], "", None ),
 305         ( "GL_MAX_MODELVIEW_STACK_DEPTH", GLint, ["MAX_MODELVIEW_STACK_DEPTH"], "", None ),
 306         ( "GL_MAX_NAME_STACK_DEPTH", GLint, ["MAX_NAME_STACK_DEPTH"], "", None ),
 307         ( "GL_MAX_PIXEL_MAP_TABLE", GLint, ["MAX_PIXEL_MAP_TABLE"], "", None ),
 308         ( "GL_MAX_PROJECTION_STACK_DEPTH", GLint, ["MAX_PROJECTION_STACK_DEPTH"], "", None ),
 309         ( "GL_MAX_TEXTURE_SIZE", GLint, ["1 << (ctx->Const.MaxTextureLevels - 1)"], "", None ),
 310         ( "GL_MAX_3D_TEXTURE_SIZE", GLint, ["1 << (ctx->Const.Max3DTextureLevels - 1)"], "", None ),
 311         ( "GL_MAX_TEXTURE_STACK_DEPTH", GLint, ["MAX_TEXTURE_STACK_DEPTH"], "", None ),
 312         ( "GL_MAX_VIEWPORT_DIMS", GLint,
 313           ["ctx->Const.MaxViewportWidth", "ctx->Const.MaxViewportHeight"],
 314           "", None ),
 315         ( "GL_MODELVIEW_MATRIX", GLfloat,
 316           [ "matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 317                 "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 318                 "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 319                 "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 320           "const GLfloat *matrix = ctx->ModelviewMatrixStack.Top->m;", None ),
 321         ( "GL_MODELVIEW_STACK_DEPTH", GLint, ["ctx->ModelviewMatrixStack.Depth + 1"], "", None ),
 322         ( "GL_NAME_STACK_DEPTH", GLint, ["ctx->Select.NameStackDepth"], "", None ),
 323         ( "GL_NORMALIZE", GLboolean, ["ctx->Transform.Normalize"], "", None ),
 324         ( "GL_PACK_ALIGNMENT", GLint, ["ctx->Pack.Alignment"], "", None ),
 325         ( "GL_PACK_LSB_FIRST", GLboolean, ["ctx->Pack.LsbFirst"], "", None ),
 326         ( "GL_PACK_ROW_LENGTH", GLint, ["ctx->Pack.RowLength"], "", None ),
 327         ( "GL_PACK_SKIP_PIXELS", GLint, ["ctx->Pack.SkipPixels"], "", None ),
 328         ( "GL_PACK_SKIP_ROWS", GLint, ["ctx->Pack.SkipRows"], "", None ),
 329         ( "GL_PACK_SWAP_BYTES", GLboolean, ["ctx->Pack.SwapBytes"], "", None ),
 330         ( "GL_PACK_SKIP_IMAGES_EXT", GLint, ["ctx->Pack.SkipImages"], "", None ),
 331         ( "GL_PACK_IMAGE_HEIGHT_EXT", GLint, ["ctx->Pack.ImageHeight"], "", None ),
 332         ( "GL_PACK_INVERT_MESA", GLboolean, ["ctx->Pack.Invert"], "", None ),
 333         ( "GL_PERSPECTIVE_CORRECTION_HINT", GLenum,
 334           ["ctx->Hint.PerspectiveCorrection"], "", None ),
 335         ( "GL_PIXEL_MAP_A_TO_A_SIZE", GLint, ["ctx->Pixel.MapAtoAsize"], "", None ),
 336         ( "GL_PIXEL_MAP_B_TO_B_SIZE", GLint, ["ctx->Pixel.MapBtoBsize"], "", None ),
 337         ( "GL_PIXEL_MAP_G_TO_G_SIZE", GLint, ["ctx->Pixel.MapGtoGsize"], "", None ),
 338         ( "GL_PIXEL_MAP_I_TO_A_SIZE", GLint, ["ctx->Pixel.MapItoAsize"], "", None ),
 339         ( "GL_PIXEL_MAP_I_TO_B_SIZE", GLint, ["ctx->Pixel.MapItoBsize"], "", None ),
 340         ( "GL_PIXEL_MAP_I_TO_G_SIZE", GLint, ["ctx->Pixel.MapItoGsize"], "", None ),
 341         ( "GL_PIXEL_MAP_I_TO_I_SIZE", GLint, ["ctx->Pixel.MapItoIsize"], "", None ),
 342         ( "GL_PIXEL_MAP_I_TO_R_SIZE", GLint, ["ctx->Pixel.MapItoRsize"], "", None ),
 343         ( "GL_PIXEL_MAP_R_TO_R_SIZE", GLint, ["ctx->Pixel.MapRtoRsize"], "", None ),
 344         ( "GL_PIXEL_MAP_S_TO_S_SIZE", GLint, ["ctx->Pixel.MapStoSsize"], "", None ),
 345         ( "GL_POINT_SIZE", GLfloat, ["ctx->Point.Size"], "", None ),
 346         ( "GL_POINT_SIZE_GRANULARITY", GLfloat,
 347           ["ctx->Const.PointSizeGranularity"], "", None ),
 348         ( "GL_POINT_SIZE_RANGE", GLfloat,
 349           ["ctx->Const.MinPointSizeAA",
 350            "ctx->Const.MaxPointSizeAA"], "", None ),
 351         ( "GL_ALIASED_POINT_SIZE_RANGE", GLfloat,
 352           ["ctx->Const.MinPointSize",
 353            "ctx->Const.MaxPointSize"], "", None ),
 354         ( "GL_POINT_SMOOTH", GLboolean, ["ctx->Point.SmoothFlag"], "", None ),
 355         ( "GL_POINT_SMOOTH_HINT", GLenum, ["ctx->Hint.PointSmooth"], "", None ),
 356         ( "GL_POINT_SIZE_MIN_EXT", GLfloat, ["ctx->Point.MinSize"], "", None ),
 357         ( "GL_POINT_SIZE_MAX_EXT", GLfloat, ["ctx->Point.MaxSize"], "", None ),
 358         ( "GL_POINT_FADE_THRESHOLD_SIZE_EXT", GLfloat,
 359           ["ctx->Point.Threshold"], "", None ),
 360         ( "GL_DISTANCE_ATTENUATION_EXT", GLfloat,
 361           ["ctx->Point.Params[0]",
 362            "ctx->Point.Params[1]",
 363            "ctx->Point.Params[2]"], "", None ),
 364         ( "GL_POLYGON_MODE", GLenum,
 365           ["ctx->Polygon.FrontMode",
 366            "ctx->Polygon.BackMode"], "", None ),
 367         ( "GL_POLYGON_OFFSET_BIAS_EXT", GLfloat, ["ctx->Polygon.OffsetUnits"], "", None ),
 368         ( "GL_POLYGON_OFFSET_FACTOR", GLfloat, ["ctx->Polygon.OffsetFactor "], "", None ),
 369         ( "GL_POLYGON_OFFSET_UNITS", GLfloat, ["ctx->Polygon.OffsetUnits "], "", None ),
 370         ( "GL_POLYGON_SMOOTH", GLboolean, ["ctx->Polygon.SmoothFlag"], "", None ),
 371         ( "GL_POLYGON_SMOOTH_HINT", GLenum, ["ctx->Hint.PolygonSmooth"], "", None ),
 372         ( "GL_POLYGON_STIPPLE", GLboolean, ["ctx->Polygon.StippleFlag"], "", None ),
 373         ( "GL_PROJECTION_MATRIX", GLfloat,
 374           [ "matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 375                 "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 376                 "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 377                 "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 378           "const GLfloat *matrix = ctx->ProjectionMatrixStack.Top->m;", None ),
 379         ( "GL_PROJECTION_STACK_DEPTH", GLint,
 380           ["ctx->ProjectionMatrixStack.Depth + 1"], "", None ),
 381         ( "GL_READ_BUFFER", GLenum, ["ctx->ReadBuffer->ColorReadBuffer"], "", None ),
 382         ( "GL_RED_BIAS", GLfloat, ["ctx->Pixel.RedBias"], "", None ),
 383         ( "GL_RED_BITS", GLint, [" ctx->DrawBuffer->Visual.redBits "], "", None ),
 384         ( "GL_RED_SCALE", GLfloat, ["ctx->Pixel.RedScale"], "", None ),
 385         ( "GL_RENDER_MODE", GLenum, ["ctx->RenderMode"], "", None ),
 386         ( "GL_RESCALE_NORMAL", GLboolean,
 387           ["ctx->Transform.RescaleNormals"], "", None ),
 388         ( "GL_RGBA_MODE", GLboolean, ["ctx->DrawBuffer->Visual.rgbMode"],
 389           "", None ),
 390         ( "GL_SCISSOR_BOX", GLint,
 391           ["ctx->Scissor.X",
 392            "ctx->Scissor.Y",
 393            "ctx->Scissor.Width",
 394            "ctx->Scissor.Height"], "", None ),
 395         ( "GL_SCISSOR_TEST", GLboolean, ["ctx->Scissor.Enabled"], "", None ),
 396         ( "GL_SELECTION_BUFFER_SIZE", GLint, ["ctx->Select.BufferSize"], "", None ),
 397         ( "GL_SHADE_MODEL", GLenum, ["ctx->Light.ShadeModel"], "", None ),
 398         ( "GL_SHARED_TEXTURE_PALETTE_EXT", GLboolean,
 399           ["ctx->Texture.SharedPalette"], "", None ),
 400         ( "GL_STENCIL_BITS", GLint, ["ctx->DrawBuffer->Visual.stencilBits"], "", None ),
 401         ( "GL_STENCIL_CLEAR_VALUE", GLint, ["ctx->Stencil.Clear"], "", None ),
 402         ( "GL_STENCIL_FAIL", GLenum,
 403           ["ctx->Stencil.FailFunc[ctx->Stencil.ActiveFace]"], "", None ),
 404         ( "GL_STENCIL_FUNC", GLenum,
 405           ["ctx->Stencil.Function[ctx->Stencil.ActiveFace]"], "", None ),
 406         ( "GL_STENCIL_PASS_DEPTH_FAIL", GLenum,
 407           ["ctx->Stencil.ZFailFunc[ctx->Stencil.ActiveFace]"], "", None ),
 408         ( "GL_STENCIL_PASS_DEPTH_PASS", GLenum,
 409           ["ctx->Stencil.ZPassFunc[ctx->Stencil.ActiveFace]"], "", None ),
 410         ( "GL_STENCIL_REF", GLint,
 411           ["ctx->Stencil.Ref[ctx->Stencil.ActiveFace]"], "", None ),
 412         ( "GL_STENCIL_TEST", GLboolean, ["ctx->Stencil.Enabled"], "", None ),
 413         ( "GL_STENCIL_VALUE_MASK", GLint,
 414           ["ctx->Stencil.ValueMask[ctx->Stencil.ActiveFace]"], "", None ),
 415         ( "GL_STENCIL_WRITEMASK", GLint,
 416           ["ctx->Stencil.WriteMask[ctx->Stencil.ActiveFace]"], "", None ),
 417         ( "GL_STEREO", GLboolean, ["ctx->DrawBuffer->Visual.stereoMode"],
 418           "", None ),
 419         ( "GL_SUBPIXEL_BITS", GLint, ["ctx->Const.SubPixelBits"], "", None ),
 420         ( "GL_TEXTURE_1D", GLboolean, ["_mesa_IsEnabled(GL_TEXTURE_1D)"], "", None ),
 421         ( "GL_TEXTURE_2D", GLboolean, ["_mesa_IsEnabled(GL_TEXTURE_2D)"], "", None ),
 422         ( "GL_TEXTURE_3D", GLboolean, ["_mesa_IsEnabled(GL_TEXTURE_3D)"], "", None ),
 423         ( "GL_TEXTURE_BINDING_1D", GLint,
 424           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].Current1D->Name"], "", None ),
 425         ( "GL_TEXTURE_BINDING_2D", GLint,
 426           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].Current2D->Name"], "", None ),
 427         ( "GL_TEXTURE_BINDING_3D", GLint,
 428           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].Current3D->Name"], "", None ),
 429         ( "GL_TEXTURE_ENV_COLOR", GLfloatN,
 430           ["color[0]", "color[1]", "color[2]", "color[3]"],
 431           "const GLfloat *color = ctx->Texture.Unit[ctx->Texture.CurrentUnit].EnvColor;",
 432           None ),
 433         ( "GL_TEXTURE_ENV_MODE", GLenum,
 434           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].EnvMode"], "", None ),
 435         ( "GL_TEXTURE_GEN_S", GLboolean,
 436           ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & S_BIT) ? 1 : 0)"], "", None ),
 437         ( "GL_TEXTURE_GEN_T", GLboolean,
 438           ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & T_BIT) ? 1 : 0)"], "", None ),
 439         ( "GL_TEXTURE_GEN_R", GLboolean,
 440           ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & R_BIT) ? 1 : 0)"], "", None ),
 441         ( "GL_TEXTURE_GEN_Q", GLboolean,
 442           ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & Q_BIT) ? 1 : 0)"], "", None ),
 443         ( "GL_TEXTURE_MATRIX", GLfloat,
 444           ["matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 445            "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 446            "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 447            "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 448           "const GLfloat *matrix = ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Top->m;", None ),
 449         ( "GL_TEXTURE_STACK_DEPTH", GLint,
 450           ["ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Depth + 1"], "", None ),
 451         ( "GL_UNPACK_ALIGNMENT", GLint, ["ctx->Unpack.Alignment"], "", None ),
 452         ( "GL_UNPACK_LSB_FIRST", GLboolean, ["ctx->Unpack.LsbFirst"], "", None ),
 453         ( "GL_UNPACK_ROW_LENGTH", GLint, ["ctx->Unpack.RowLength"], "", None ),
 454         ( "GL_UNPACK_SKIP_PIXELS", GLint, ["ctx->Unpack.SkipPixels"], "", None ),
 455         ( "GL_UNPACK_SKIP_ROWS", GLint, ["ctx->Unpack.SkipRows"], "", None ),
 456         ( "GL_UNPACK_SWAP_BYTES", GLboolean, ["ctx->Unpack.SwapBytes"], "", None ),
 457         ( "GL_UNPACK_SKIP_IMAGES_EXT", GLint, ["ctx->Unpack.SkipImages"], "", None ),
 458         ( "GL_UNPACK_IMAGE_HEIGHT_EXT", GLint, ["ctx->Unpack.ImageHeight"], "", None ),
 459         ( "GL_UNPACK_CLIENT_STORAGE_APPLE", GLboolean, ["ctx->Unpack.ClientStorage"], "", None ),
 460         ( "GL_VIEWPORT", GLint, [ "ctx->Viewport.X", "ctx->Viewport.Y",
 461           "ctx->Viewport.Width", "ctx->Viewport.Height" ], "", None ),
 462         ( "GL_ZOOM_X", GLfloat, ["ctx->Pixel.ZoomX"], "", None ),
 463         ( "GL_ZOOM_Y", GLfloat, ["ctx->Pixel.ZoomY"], "", None ),
 464
 465         # Vertex arrays
 466         ( "GL_VERTEX_ARRAY", GLboolean, ["ctx->Array.Vertex.Enabled"], "", None ),
 467         ( "GL_VERTEX_ARRAY_SIZE", GLint, ["ctx->Array.Vertex.Size"], "", None ),
 468         ( "GL_VERTEX_ARRAY_TYPE", GLenum, ["ctx->Array.Vertex.Type"], "", None ),
 469         ( "GL_VERTEX_ARRAY_STRIDE", GLint, ["ctx->Array.Vertex.Stride"], "", None ),
 470         ( "GL_VERTEX_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 471         ( "GL_NORMAL_ARRAY", GLenum, ["ctx->Array.Normal.Enabled"], "", None ),
 472         ( "GL_NORMAL_ARRAY_TYPE", GLenum, ["ctx->Array.Normal.Type"], "", None ),
 473         ( "GL_NORMAL_ARRAY_STRIDE", GLint, ["ctx->Array.Normal.Stride"], "", None ),
 474         ( "GL_NORMAL_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 475         ( "GL_COLOR_ARRAY", GLboolean, ["ctx->Array.Color.Enabled"], "", None ),
 476         ( "GL_COLOR_ARRAY_SIZE", GLint, ["ctx->Array.Color.Size"], "", None ),
 477         ( "GL_COLOR_ARRAY_TYPE", GLenum, ["ctx->Array.Color.Type"], "", None ),
 478         ( "GL_COLOR_ARRAY_STRIDE", GLint, ["ctx->Array.Color.Stride"], "", None ),
 479         ( "GL_COLOR_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 480         ( "GL_INDEX_ARRAY", GLboolean, ["ctx->Array.Index.Enabled"], "", None ),
 481         ( "GL_INDEX_ARRAY_TYPE", GLenum, ["ctx->Array.Index.Type"], "", None ),
 482         ( "GL_INDEX_ARRAY_STRIDE", GLint, ["ctx->Array.Index.Stride"], "", None ),
 483         ( "GL_INDEX_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 484         ( "GL_TEXTURE_COORD_ARRAY", GLboolean,
 485           ["ctx->Array.TexCoord[ctx->Array.ActiveTexture].Enabled"], "", None ),
 486         ( "GL_TEXTURE_COORD_ARRAY_SIZE", GLint,
 487           ["ctx->Array.TexCoord[ctx->Array.ActiveTexture].Size"], "", None ),
 488         ( "GL_TEXTURE_COORD_ARRAY_TYPE", GLenum,
 489           ["ctx->Array.TexCoord[ctx->Array.ActiveTexture].Type"], "", None ),
 490         ( "GL_TEXTURE_COORD_ARRAY_STRIDE", GLint,
 491           ["ctx->Array.TexCoord[ctx->Array.ActiveTexture].Stride"], "", None ),
 492         ( "GL_TEXTURE_COORD_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 493         ( "GL_EDGE_FLAG_ARRAY", GLboolean, ["ctx->Array.EdgeFlag.Enabled"], "", None ),
 494         ( "GL_EDGE_FLAG_ARRAY_STRIDE", GLint, ["ctx->Array.EdgeFlag.Stride"], "", None ),
 495         ( "GL_EDGE_FLAG_ARRAY_COUNT_EXT", GLint, ["0"], "", None ),
 496
 497         # GL_ARB_multitexture
 498         ( "GL_MAX_TEXTURE_UNITS_ARB", GLint,
 499           ["ctx->Const.MaxTextureUnits"], "", ["ARB_multitexture"] ),
 500         ( "GL_ACTIVE_TEXTURE_ARB", GLint,
 501           [ "GL_TEXTURE0_ARB + ctx->Texture.CurrentUnit"], "", ["ARB_multitexture"] ),
 502         ( "GL_CLIENT_ACTIVE_TEXTURE_ARB", GLint,
 503           ["GL_TEXTURE0_ARB + ctx->Array.ActiveTexture"], "", ["ARB_multitexture"] ),
 504
 505         # GL_ARB_texture_cube_map
 506         ( "GL_TEXTURE_CUBE_MAP_ARB", GLboolean,
 507           ["_mesa_IsEnabled(GL_TEXTURE_CUBE_MAP_ARB)"], "", ["ARB_texture_cube_map"] ),
 508         ( "GL_TEXTURE_BINDING_CUBE_MAP_ARB", GLint,
 509           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap->Name"],
 510           "", ["ARB_texture_cube_map"] ),
 511         ( "GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB", GLint,
 512           ["(1 << (ctx->Const.MaxCubeTextureLevels - 1))"],
 513           "", ["ARB_texture_cube_map"]),
 514
 515         # GL_ARB_texture_compression */
 516         ( "GL_TEXTURE_COMPRESSION_HINT_ARB", GLint,
 517           ["ctx->Hint.TextureCompression"], "", ["ARB_texture_compression"] ),
 518         ( "GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB", GLint,
 519           ["_mesa_get_compressed_formats(ctx, NULL, GL_FALSE)"],
 520           "", ["ARB_texture_compression"] ),
 521         ( "GL_COMPRESSED_TEXTURE_FORMATS_ARB", GLenum,
 522           [],
 523           """GLint formats[100];
 524          GLuint i, n = _mesa_get_compressed_formats(ctx, formats, GL_FALSE);
 525          ASSERT(n <= 100);
 526          for (i = 0; i < n; i++)
 527             params[i] = ENUM_TO_INT(formats[i]);""",
 528           ["ARB_texture_compression"] ),
 529
 530         # GL_EXT_compiled_vertex_array
 531         ( "GL_ARRAY_ELEMENT_LOCK_FIRST_EXT", GLint, ["ctx->Array.LockFirst"],
 532           "", ["EXT_compiled_vertex_array"] ),
 533         ( "GL_ARRAY_ELEMENT_LOCK_COUNT_EXT", GLint, ["ctx->Array.LockCount"],
 534           "", ["EXT_compiled_vertex_array"] ),
 535
 536         # GL_ARB_transpose_matrix
 537         ( "GL_TRANSPOSE_COLOR_MATRIX_ARB", GLfloat,
 538           ["matrix[0]", "matrix[4]", "matrix[8]", "matrix[12]",
 539            "matrix[1]", "matrix[5]", "matrix[9]", "matrix[13]",
 540            "matrix[2]", "matrix[6]", "matrix[10]", "matrix[14]",
 541            "matrix[3]", "matrix[7]", "matrix[11]", "matrix[15]"],
 542           "const GLfloat *matrix = ctx->ColorMatrixStack.Top->m;", None ),
 543         ( "GL_TRANSPOSE_MODELVIEW_MATRIX_ARB", GLfloat,
 544           ["matrix[0]", "matrix[4]", "matrix[8]", "matrix[12]",
 545            "matrix[1]", "matrix[5]", "matrix[9]", "matrix[13]",
 546            "matrix[2]", "matrix[6]", "matrix[10]", "matrix[14]",
 547            "matrix[3]", "matrix[7]", "matrix[11]", "matrix[15]"],
 548           "const GLfloat *matrix = ctx->ModelviewMatrixStack.Top->m;", None ),
 549         ( "GL_TRANSPOSE_PROJECTION_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->ProjectionMatrixStack.Top->m;", None ),
 555         ( "GL_TRANSPOSE_TEXTURE_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->TextureMatrixStack[ctx->Texture.CurrentUnit].Top->m;", None ),
 561
 562         # GL_SGI_color_matrix (also in 1.2 imaging)
 563         ( "GL_COLOR_MATRIX_SGI", GLfloat,
 564           ["matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 565            "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 566            "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 567            "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 568           "const GLfloat *matrix = ctx->ColorMatrixStack.Top->m;", None ),
 569         ( "GL_COLOR_MATRIX_STACK_DEPTH_SGI", GLint,
 570           ["ctx->ColorMatrixStack.Depth + 1"], "", None ),
 571         ( "GL_MAX_COLOR_MATRIX_STACK_DEPTH_SGI", GLint,
 572           ["MAX_COLOR_STACK_DEPTH"], "", None ),
 573         ( "GL_POST_COLOR_MATRIX_RED_SCALE_SGI", GLfloat,
 574           ["ctx->Pixel.PostColorMatrixScale[0]"], "", None ),
 575         ( "GL_POST_COLOR_MATRIX_GREEN_SCALE_SGI", GLfloat,
 576           ["ctx->Pixel.PostColorMatrixScale[1]"], "", None ),
 577         ( "GL_POST_COLOR_MATRIX_BLUE_SCALE_SGI", GLfloat,
 578           ["ctx->Pixel.PostColorMatrixScale[2]"], "", None ),
 579         ( "GL_POST_COLOR_MATRIX_ALPHA_SCALE_SGI", GLfloat,
 580           ["ctx->Pixel.PostColorMatrixScale[3]"], "", None ),
 581         ( "GL_POST_COLOR_MATRIX_RED_BIAS_SGI", GLfloat,
 582           ["ctx->Pixel.PostColorMatrixBias[0]"], "", None ),
 583         ( "GL_POST_COLOR_MATRIX_GREEN_BIAS_SGI", GLfloat,
 584           ["ctx->Pixel.PostColorMatrixBias[1]"], "", None ),
 585         ( "GL_POST_COLOR_MATRIX_BLUE_BIAS_SGI", GLfloat,
 586           ["ctx->Pixel.PostColorMatrixBias[2]"], "", None ),
 587         ( "GL_POST_COLOR_MATRIX_ALPHA_BIAS_SGI", GLfloat,
 588           ["ctx->Pixel.PostColorMatrixBias[3]"], "", None ),
 589
 590         # GL_EXT_convolution (also in 1.2 imaging)
 591         ( "GL_CONVOLUTION_1D_EXT", GLboolean,
 592           ["ctx->Pixel.Convolution1DEnabled"], "", ["EXT_convolution"] ),
 593         ( "GL_CONVOLUTION_2D_EXT", GLboolean,
 594           ["ctx->Pixel.Convolution2DEnabled"], "", ["EXT_convolution"] ),
 595         ( "GL_SEPARABLE_2D_EXT", GLboolean,
 596           ["ctx->Pixel.Separable2DEnabled"], "", ["EXT_convolution"] ),
 597         ( "GL_POST_CONVOLUTION_RED_SCALE_EXT", GLfloat,
 598           ["ctx->Pixel.PostConvolutionScale[0]"], "", ["EXT_convolution"] ),
 599         ( "GL_POST_CONVOLUTION_GREEN_SCALE_EXT", GLfloat,
 600           ["ctx->Pixel.PostConvolutionScale[1]"], "", ["EXT_convolution"] ),
 601         ( "GL_POST_CONVOLUTION_BLUE_SCALE_EXT", GLfloat,
 602           ["ctx->Pixel.PostConvolutionScale[2]"], "", ["EXT_convolution"] ),
 603         ( "GL_POST_CONVOLUTION_ALPHA_SCALE_EXT", GLfloat,
 604           ["ctx->Pixel.PostConvolutionScale[3]"], "", ["EXT_convolution"] ),
 605         ( "GL_POST_CONVOLUTION_RED_BIAS_EXT", GLfloat,
 606           ["ctx->Pixel.PostConvolutionBias[0]"], "", ["EXT_convolution"] ),
 607         ( "GL_POST_CONVOLUTION_GREEN_BIAS_EXT", GLfloat,
 608           ["ctx->Pixel.PostConvolutionBias[1]"], "", ["EXT_convolution"] ),
 609         ( "GL_POST_CONVOLUTION_BLUE_BIAS_EXT", GLfloat,
 610           ["ctx->Pixel.PostConvolutionBias[2]"], "", ["EXT_convolution"] ),
 611         ( "GL_POST_CONVOLUTION_ALPHA_BIAS_EXT", GLfloat,
 612           ["ctx->Pixel.PostConvolutionBias[3]"], "", ["EXT_convolution"] ),
 613
 614         # GL_EXT_histogram / GL_ARB_imaging
 615         ( "GL_HISTOGRAM", GLboolean,
 616           [ "ctx->Pixel.HistogramEnabled" ], "", ["EXT_histogram"] ),
 617         ( "GL_MINMAX", GLboolean,
 618           [ "ctx->Pixel.MinMaxEnabled" ], "", ["EXT_histogram"] ),
 619
 620         # GL_SGI_color_table / GL_ARB_imaging
 621         ( "GL_COLOR_TABLE_SGI", GLboolean,
 622           ["ctx->Pixel.ColorTableEnabled"], "", ["SGI_color_table"] ),
 623         ( "GL_POST_CONVOLUTION_COLOR_TABLE_SGI", GLboolean,
 624           ["ctx->Pixel.PostConvolutionColorTableEnabled"], "", ["SGI_color_table"] ),
 625         ( "GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI", GLboolean,
 626           ["ctx->Pixel.PostColorMatrixColorTableEnabled"], "", ["SGI_color_table"] ),
 627
 628         # GL_SGI_texture_color_table
 629         ( "GL_TEXTURE_COLOR_TABLE_SGI", GLboolean,
 630           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].ColorTableEnabled"],
 631           "", ["SGI_texture_color_table"] ),
 632
 633         # GL_EXT_secondary_color
 634         ( "GL_COLOR_SUM_EXT", GLboolean,
 635           ["ctx->Fog.ColorSumEnabled"], "",
 636           ["EXT_secondary_color", "ARB_vertex_program"] ),
 637         ( "GL_CURRENT_SECONDARY_COLOR_EXT", GLfloatN,
 638           ["ctx->Current.Attrib[VERT_ATTRIB_COLOR1][0]",
 639            "ctx->Current.Attrib[VERT_ATTRIB_COLOR1][1]",
 640            "ctx->Current.Attrib[VERT_ATTRIB_COLOR1][2]",
 641            "ctx->Current.Attrib[VERT_ATTRIB_COLOR1][3]"],
 642           "FLUSH_CURRENT(ctx, 0);", ["EXT_secondary_color"] ),
 643         ( "GL_SECONDARY_COLOR_ARRAY_EXT", GLboolean,
 644           ["ctx->Array.SecondaryColor.Enabled"], "", ["EXT_secondary_color"] ),
 645         ( "GL_SECONDARY_COLOR_ARRAY_TYPE_EXT", GLenum,
 646           ["ctx->Array.SecondaryColor.Type"], "",  ["EXT_secondary_color"] ),
 647         ( "GL_SECONDARY_COLOR_ARRAY_STRIDE_EXT", GLint,
 648           ["ctx->Array.SecondaryColor.Stride"], "", ["EXT_secondary_color"] ),
 649         ( "GL_SECONDARY_COLOR_ARRAY_SIZE_EXT", GLint,
 650           ["ctx->Array.SecondaryColor.Size"], "", ["EXT_secondary_color"] ),
 651
 652         # GL_EXT_fog_coord
 653         ( "GL_CURRENT_FOG_COORDINATE_EXT", GLfloat,
 654           ["ctx->Current.Attrib[VERT_ATTRIB_FOG][0]"],
 655           "FLUSH_CURRENT(ctx, 0);", ["EXT_fog_coord"] ),
 656         ( "GL_FOG_COORDINATE_ARRAY_EXT", GLboolean, ["ctx->Array.FogCoord.Enabled"],
 657           "",  ["EXT_fog_coord"] ),
 658         ( "GL_FOG_COORDINATE_ARRAY_TYPE_EXT", GLenum, ["ctx->Array.FogCoord.Type"],
 659           "", ["EXT_fog_coord"] ),
 660         ( "GL_FOG_COORDINATE_ARRAY_STRIDE_EXT", GLint, ["ctx->Array.FogCoord.Stride"],
 661           "", ["EXT_fog_coord"] ),
 662         ( "GL_FOG_COORDINATE_SOURCE_EXT", GLenum, ["ctx->Fog.FogCoordinateSource"],
 663           "", ["EXT_fog_coord"] ),
 664
 665         # GL_EXT_texture_lod_bias
 666         ( "GL_MAX_TEXTURE_LOD_BIAS_EXT", GLfloat,
 667           ["ctx->Const.MaxTextureLodBias"], "", ["EXT_texture_lod_bias"]),
 668
 669         # GL_EXT_texture_filter_anisotropic
 670         ( "GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT", GLfloat,
 671           ["ctx->Const.MaxTextureMaxAnisotropy"], "", ["EXT_texture_filter_anisotropic"]),
 672
 673         # GL_ARB_multisample
 674         ( "GL_MULTISAMPLE_ARB", GLboolean,
 675           ["ctx->Multisample.Enabled"], "", ["ARB_multisample"] ),
 676         ( "GL_SAMPLE_ALPHA_TO_COVERAGE_ARB", GLboolean,
 677           ["ctx->Multisample.SampleAlphaToCoverage"], "", ["ARB_multisample"] ),
 678         ( "GL_SAMPLE_ALPHA_TO_ONE_ARB", GLboolean,
 679           ["ctx->Multisample.SampleAlphaToOne"], "", ["ARB_multisample"] ),
 680         ( "GL_SAMPLE_COVERAGE_ARB", GLboolean,
 681           ["ctx->Multisample.SampleCoverage"], "", ["ARB_multisample"] ),
 682         ( "GL_SAMPLE_COVERAGE_VALUE_ARB", GLfloat,
 683           ["ctx->Multisample.SampleCoverageValue"], "", ["ARB_multisample"] ),
 684         ( "GL_SAMPLE_COVERAGE_INVERT_ARB", GLboolean,
 685           ["ctx->Multisample.SampleCoverageInvert"], "", ["ARB_multisample"] ),
 686         ( "GL_SAMPLE_BUFFERS_ARB", GLint,
 687           ["ctx->DrawBuffer->Visual.sampleBuffers"], "", ["ARB_multisample"] ),
 688         ( "GL_SAMPLES_ARB", GLint,
 689           ["ctx->DrawBuffer->Visual.samples"], "", ["ARB_multisample"] ),
 690
 691         # GL_IBM_rasterpos_clip
 692         ( "GL_RASTER_POSITION_UNCLIPPED_IBM", GLboolean,
 693           ["ctx->Transform.RasterPositionUnclipped"], "", ["IBM_rasterpos_clip"] ),
 694
 695         # GL_NV_point_sprite
 696         ( "GL_POINT_SPRITE_NV", GLboolean, ["ctx->Point.PointSprite"], # == GL_POINT_SPRITE_ARB
 697           "", ["NV_point_sprite", "ARB_point_sprite"] ),
 698         ( "GL_POINT_SPRITE_R_MODE_NV", GLenum, ["ctx->Point.SpriteRMode"],
 699           "", ["NV_point_sprite"] ),
 700         ( "GL_POINT_SPRITE_COORD_ORIGIN", GLenum, ["ctx->Point.SpriteOrigin"],
 701           "", ["NV_point_sprite", "ARB_point_sprite"] ),
 702
 703         # GL_SGIS_generate_mipmap
 704         ( "GL_GENERATE_MIPMAP_HINT_SGIS", GLenum, ["ctx->Hint.GenerateMipmap"],
 705           "", ["SGIS_generate_mipmap"] ),
 706
 707         # GL_NV_vertex_program
 708         ( "GL_VERTEX_PROGRAM_BINDING_NV", GLint,
 709           ["(ctx->VertexProgram.Current ? ctx->VertexProgram.Current->Base.Id : 0)"],
 710           "", ["NV_vertex_program"] ),
 711         ( "GL_VERTEX_ATTRIB_ARRAY0_NV", GLboolean,
 712           ["ctx->Array.VertexAttrib[0].Enabled"], "", ["NV_vertex_program"] ),
 713         ( "GL_VERTEX_ATTRIB_ARRAY1_NV", GLboolean,
 714           ["ctx->Array.VertexAttrib[1].Enabled"], "", ["NV_vertex_program"] ),
 715         ( "GL_VERTEX_ATTRIB_ARRAY2_NV", GLboolean,
 716           ["ctx->Array.VertexAttrib[2].Enabled"], "", ["NV_vertex_program"] ),
 717         ( "GL_VERTEX_ATTRIB_ARRAY3_NV", GLboolean,
 718           ["ctx->Array.VertexAttrib[3].Enabled"], "", ["NV_vertex_program"] ),
 719         ( "GL_VERTEX_ATTRIB_ARRAY4_NV", GLboolean,
 720           ["ctx->Array.VertexAttrib[4].Enabled"], "", ["NV_vertex_program"] ),
 721         ( "GL_VERTEX_ATTRIB_ARRAY5_NV", GLboolean,
 722           ["ctx->Array.VertexAttrib[5].Enabled"], "", ["NV_vertex_program"] ),
 723         ( "GL_VERTEX_ATTRIB_ARRAY6_NV", GLboolean,
 724           ["ctx->Array.VertexAttrib[6].Enabled"], "", ["NV_vertex_program"] ),
 725         ( "GL_VERTEX_ATTRIB_ARRAY7_NV", GLboolean,
 726           ["ctx->Array.VertexAttrib[7].Enabled"], "", ["NV_vertex_program"] ),
 727         ( "GL_VERTEX_ATTRIB_ARRAY8_NV", GLboolean,
 728           ["ctx->Array.VertexAttrib[8].Enabled"], "", ["NV_vertex_program"] ),
 729         ( "GL_VERTEX_ATTRIB_ARRAY9_NV", GLboolean,
 730           ["ctx->Array.VertexAttrib[9].Enabled"], "", ["NV_vertex_program"] ),
 731         ( "GL_VERTEX_ATTRIB_ARRAY10_NV", GLboolean,
 732           ["ctx->Array.VertexAttrib[10].Enabled"], "", ["NV_vertex_program"] ),
 733         ( "GL_VERTEX_ATTRIB_ARRAY11_NV", GLboolean,
 734           ["ctx->Array.VertexAttrib[11].Enabled"], "", ["NV_vertex_program"] ),
 735         ( "GL_VERTEX_ATTRIB_ARRAY12_NV", GLboolean,
 736           ["ctx->Array.VertexAttrib[12].Enabled"], "", ["NV_vertex_program"] ),
 737         ( "GL_VERTEX_ATTRIB_ARRAY13_NV", GLboolean,
 738           ["ctx->Array.VertexAttrib[13].Enabled"], "", ["NV_vertex_program"] ),
 739         ( "GL_VERTEX_ATTRIB_ARRAY14_NV", GLboolean,
 740           ["ctx->Array.VertexAttrib[14].Enabled"], "", ["NV_vertex_program"] ),
 741         ( "GL_VERTEX_ATTRIB_ARRAY15_NV", GLboolean,
 742           ["ctx->Array.VertexAttrib[15].Enabled"], "", ["NV_vertex_program"] ),
 743         ( "GL_MAP1_VERTEX_ATTRIB0_4_NV", GLboolean,
 744           ["ctx->Eval.Map1Attrib[0]"], "", ["NV_vertex_program"] ),
 745         ( "GL_MAP1_VERTEX_ATTRIB1_4_NV", GLboolean,
 746           ["ctx->Eval.Map1Attrib[1]"], "", ["NV_vertex_program"] ),
 747         ( "GL_MAP1_VERTEX_ATTRIB2_4_NV", GLboolean,
 748           ["ctx->Eval.Map1Attrib[2]"], "", ["NV_vertex_program"] ),
 749         ( "GL_MAP1_VERTEX_ATTRIB3_4_NV", GLboolean,
 750           ["ctx->Eval.Map1Attrib[3]"], "", ["NV_vertex_program"] ),
 751         ( "GL_MAP1_VERTEX_ATTRIB4_4_NV", GLboolean,
 752           ["ctx->Eval.Map1Attrib[4]"], "", ["NV_vertex_program"] ),
 753         ( "GL_MAP1_VERTEX_ATTRIB5_4_NV", GLboolean,
 754           ["ctx->Eval.Map1Attrib[5]"], "", ["NV_vertex_program"] ),
 755         ( "GL_MAP1_VERTEX_ATTRIB6_4_NV", GLboolean,
 756           ["ctx->Eval.Map1Attrib[6]"], "", ["NV_vertex_program"] ),
 757         ( "GL_MAP1_VERTEX_ATTRIB7_4_NV", GLboolean,
 758           ["ctx->Eval.Map1Attrib[7]"], "", ["NV_vertex_program"] ),
 759         ( "GL_MAP1_VERTEX_ATTRIB8_4_NV", GLboolean,
 760           ["ctx->Eval.Map1Attrib[8]"], "", ["NV_vertex_program"] ),
 761         ( "GL_MAP1_VERTEX_ATTRIB9_4_NV", GLboolean,
 762           ["ctx->Eval.Map1Attrib[9]"], "", ["NV_vertex_program"] ),
 763         ( "GL_MAP1_VERTEX_ATTRIB10_4_NV", GLboolean,
 764           ["ctx->Eval.Map1Attrib[10]"], "", ["NV_vertex_program"] ),
 765         ( "GL_MAP1_VERTEX_ATTRIB11_4_NV", GLboolean,
 766           ["ctx->Eval.Map1Attrib[11]"], "", ["NV_vertex_program"] ),
 767         ( "GL_MAP1_VERTEX_ATTRIB12_4_NV", GLboolean,
 768           ["ctx->Eval.Map1Attrib[12]"], "", ["NV_vertex_program"] ),
 769         ( "GL_MAP1_VERTEX_ATTRIB13_4_NV", GLboolean,
 770           ["ctx->Eval.Map1Attrib[13]"], "", ["NV_vertex_program"] ),
 771         ( "GL_MAP1_VERTEX_ATTRIB14_4_NV", GLboolean,
 772           ["ctx->Eval.Map1Attrib[14]"], "", ["NV_vertex_program"] ),
 773         ( "GL_MAP1_VERTEX_ATTRIB15_4_NV", GLboolean,
 774           ["ctx->Eval.Map1Attrib[15]"], "", ["NV_vertex_program"] ),
 775
 776         # GL_NV_fragment_program
 777         ( "GL_FRAGMENT_PROGRAM_NV", GLboolean,
 778           ["ctx->FragmentProgram.Enabled"], "", ["NV_fragment_program"] ),
 779         ( "GL_FRAGMENT_PROGRAM_BINDING_NV", GLint,
 780           ["ctx->FragmentProgram.Current ? ctx->FragmentProgram.Current->Base.Id : 0"],
 781           "", ["NV_fragment_program"] ),
 782         ( "GL_MAX_FRAGMENT_PROGRAM_LOCAL_PARAMETERS_NV", GLint,
 783           ["MAX_NV_FRAGMENT_PROGRAM_PARAMS"], "", ["NV_fragment_program"] ),
 784
 785         # GL_NV_texture_rectangle
 786         ( "GL_TEXTURE_RECTANGLE_NV", GLboolean,
 787           ["_mesa_IsEnabled(GL_TEXTURE_RECTANGLE_NV)"], "", ["NV_texture_rectangle"] ),
 788         ( "GL_TEXTURE_BINDING_RECTANGLE_NV", GLint,
 789           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentRect->Name"],
 790           "", ["NV_texture_rectangle"] ),
 791         ( "GL_MAX_RECTANGLE_TEXTURE_SIZE_NV", GLint,
 792           ["ctx->Const.MaxTextureRectSize"], "", ["NV_texture_rectangle"] ),
 793
 794         # GL_EXT_stencil_two_side
 795         ( "GL_STENCIL_TEST_TWO_SIDE_EXT", GLboolean,
 796           ["ctx->Stencil.TestTwoSide"], "", ["EXT_stencil_two_side"] ),
 797         ( "GL_ACTIVE_STENCIL_FACE_EXT", GLenum,
 798           ["ctx->Stencil.ActiveFace ? GL_BACK : GL_FRONT"],
 799           "", ["EXT_stencil_two_side"] ),
 800
 801         # GL_NV_light_max_exponent
 802         ( "GL_MAX_SHININESS_NV", GLfloat,
 803           ["ctx->Const.MaxShininess"], "", ["NV_light_max_exponent"] ),
 804         ( "GL_MAX_SPOT_EXPONENT_NV", GLfloat,
 805           ["ctx->Const.MaxSpotExponent"], "", ["NV_light_max_exponent"] ),
 806
 807         # GL_ARB_vertex_buffer_object
 808         ( "GL_ARRAY_BUFFER_BINDING_ARB", GLint,
 809           ["ctx->Array.ArrayBufferObj->Name"], "", ["ARB_vertex_buffer_object"] ),
 810         ( "GL_VERTEX_ARRAY_BUFFER_BINDING_ARB", GLint,
 811           ["ctx->Array.Vertex.BufferObj->Name"], "", ["ARB_vertex_buffer_object"] ),
 812         ( "GL_NORMAL_ARRAY_BUFFER_BINDING_ARB", GLint,
 813           ["ctx->Array.Normal.BufferObj->Name"], "", ["ARB_vertex_buffer_object"] ),
 814         ( "GL_COLOR_ARRAY_BUFFER_BINDING_ARB", GLint,
 815           ["ctx->Array.Color.BufferObj->Name"], "", ["ARB_vertex_buffer_object"] ),
 816         ( "GL_INDEX_ARRAY_BUFFER_BINDING_ARB", GLint,
 817           ["ctx->Array.Index.BufferObj->Name"], "", ["ARB_vertex_buffer_object"] ),
 818         ( "GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING_ARB", GLint,
 819           ["ctx->Array.TexCoord[ctx->Array.ActiveTexture].BufferObj->Name"],
 820           "", ["ARB_vertex_buffer_object"] ),
 821         ( "GL_EDGE_FLAG_ARRAY_BUFFER_BINDING_ARB", GLint,
 822           ["ctx->Array.EdgeFlag.BufferObj->Name"], "", ["ARB_vertex_buffer_object"] ),
 823         ( "GL_SECONDARY_COLOR_ARRAY_BUFFER_BINDING_ARB", GLint,
 824           ["ctx->Array.SecondaryColor.BufferObj->Name"],
 825           "", ["ARB_vertex_buffer_object"] ),
 826         ( "GL_FOG_COORDINATE_ARRAY_BUFFER_BINDING_ARB", GLint,
 827           ["ctx->Array.FogCoord.BufferObj->Name"],
 828           "", ["ARB_vertex_buffer_object"] ),
 829         # GL_WEIGHT_ARRAY_BUFFER_BINDING_ARB - not supported
 830         ( "GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB", GLint,
 831           ["ctx->Array.ElementArrayBufferObj->Name"],
 832           "", ["ARB_vertex_buffer_object"] ),
 833
 834         # GL_EXT_pixel_buffer_object
 835         ( "GL_PIXEL_PACK_BUFFER_BINDING_EXT", GLint,
 836           ["ctx->Pack.BufferObj->Name"], "", ["EXT_pixel_buffer_object"] ),
 837         ( "GL_PIXEL_UNPACK_BUFFER_BINDING_EXT", GLint,
 838           ["ctx->Unpack.BufferObj->Name"], "", ["EXT_pixel_buffer_object"] ),
 839
 840         # GL_ARB_vertex_program
 841         ( "GL_VERTEX_PROGRAM_ARB", GLboolean, # == GL_VERTEX_PROGRAM_NV
 842           ["ctx->VertexProgram.Enabled"], "",
 843           ["ARB_vertex_program", "NV_vertex_program"] ),
 844         ( "GL_VERTEX_PROGRAM_POINT_SIZE_ARB", GLboolean, # == GL_VERTEX_PROGRAM_POINT_SIZE_NV
 845           ["ctx->VertexProgram.PointSizeEnabled"], "",
 846           ["ARB_vertex_program", "NV_vertex_program"] ),
 847         ( "GL_VERTEX_PROGRAM_TWO_SIDE_ARB", GLboolean, # == GL_VERTEX_PROGRAM_TWO_SIDE_NV
 848           ["ctx->VertexProgram.TwoSideEnabled"], "",
 849           ["ARB_vertex_program", "NV_vertex_program"] ),
 850         ( "GL_MAX_PROGRAM_MATRIX_STACK_DEPTH_ARB", GLint, # == GL_MAX_TRACK_MATRIX_STACK_DEPTH_NV
 851           ["ctx->Const.MaxProgramMatrixStackDepth"], "",
 852           ["ARB_vertex_program", "ARB_fragment_program", "NV_vertex_program"] ),
 853         ( "GL_MAX_PROGRAM_MATRICES_ARB", GLint, # == GL_MAX_TRACK_MATRICES_NV
 854           ["ctx->Const.MaxProgramMatrices"], "",
 855           ["ARB_vertex_program", "ARB_fragment_program", "NV_vertex_program"] ),
 856         ( "GL_CURRENT_MATRIX_STACK_DEPTH_ARB", GLboolean, # == GL_CURRENT_MATRIX_STACK_DEPTH_NV
 857           ["ctx->CurrentStack->Depth + 1"], "",
 858           ["ARB_vertex_program", "ARB_fragment_program", "NV_vertex_program"] ),
 859         ( "GL_CURRENT_MATRIX_ARB", GLfloat, # == GL_CURRENT_MATRIX_NV
 860           ["matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 861            "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 862            "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 863            "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 864           "const GLfloat *matrix = ctx->CurrentStack->Top->m;",
 865           ["ARB_vertex_program", "ARB_fragment_program", "NV_fragment_program"] ),
 866         ( "GL_TRANSPOSE_CURRENT_MATRIX_ARB", GLfloat,
 867           ["matrix[0]", "matrix[4]", "matrix[8]", "matrix[12]",
 868            "matrix[1]", "matrix[5]", "matrix[9]", "matrix[13]",
 869            "matrix[2]", "matrix[6]", "matrix[10]", "matrix[14]",
 870            "matrix[3]", "matrix[7]", "matrix[11]", "matrix[15]"],
 871           "const GLfloat *matrix = ctx->CurrentStack->Top->m;",
 872           ["ARB_vertex_program", "ARB_fragment_program"] ),
 873         ( "GL_MAX_VERTEX_ATTRIBS_ARB", GLint,
 874           ["ctx->Const.VertexProgram.MaxAttribs"], "", ["ARB_vertex_program"] ),
 875         ( "GL_PROGRAM_ERROR_POSITION_ARB", GLint, # == GL_PROGRAM_ERROR_POSITION_NV
 876           ["ctx->Program.ErrorPos"], "", ["NV_vertex_program",
 877            "ARB_vertex_program", "NV_fragment_program", "ARB_fragment_program"] ),
 878
 879         # GL_ARB_fragment_program
 880         ( "GL_FRAGMENT_PROGRAM_ARB", GLboolean,
 881           ["ctx->FragmentProgram.Enabled"], "", ["ARB_fragment_program"] ),
 882         ( "GL_MAX_TEXTURE_COORDS_ARB", GLint, # == GL_MAX_TEXTURE_COORDS_NV
 883           ["ctx->Const.MaxTextureCoordUnits"], "",
 884           ["ARB_fragment_program", "NV_fragment_program"] ),
 885         ( "GL_MAX_TEXTURE_IMAGE_UNITS_ARB", GLint, # == GL_MAX_TEXTURE_IMAGE_UNITS_NV
 886           ["ctx->Const.MaxTextureImageUnits"], "",
 887           ["ARB_fragment_program", "NV_fragment_program"] ),
 888
 889         # GL_EXT_depth_bounds_test
 890         ( "GL_DEPTH_BOUNDS_TEST_EXT", GLboolean,
 891           ["ctx->Depth.BoundsTest"], "", ["EXT_depth_bounds_test"] ),
 892         ( "GL_DEPTH_BOUNDS_EXT", GLfloat,
 893           ["ctx->Depth.BoundsMin", "ctx->Depth.BoundsMax"],
 894           "", ["EXT_depth_bounds_test"] ),
 895
 896         # GL_MESA_program_debug
 897         ( "GL_FRAGMENT_PROGRAM_CALLBACK_MESA", GLboolean,
 898           ["ctx->FragmentProgram.CallbackEnabled"], "", ["MESA_program_debug"] ),
 899         ( "GL_VERTEX_PROGRAM_CALLBACK_MESA", GLboolean,
 900           ["ctx->VertexProgram.CallbackEnabled"], "", ["MESA_program_debug"] ),
 901         ( "GL_FRAGMENT_PROGRAM_POSITION_MESA", GLint,
 902           ["ctx->FragmentProgram.CurrentPosition"], "", ["MESA_program_debug"] ),
 903         ( "GL_VERTEX_PROGRAM_POSITION_MESA", GLint,
 904           ["ctx->VertexProgram.CurrentPosition"], "", ["MESA_program_debug"] ),
 905
 906         # GL_ARB_draw_buffers
 907         ( "GL_MAX_DRAW_BUFFERS_ARB", GLint,
 908           ["ctx->Const.MaxDrawBuffers"], "", ["ARB_draw_buffers"] ),
 909         ( "GL_DRAW_BUFFER0_ARB", GLenum,
 910           ["ctx->DrawBuffer->ColorDrawBuffer[0]"], "", ["ARB_draw_buffers"] ),
 911         ( "GL_DRAW_BUFFER1_ARB", GLenum,
 912           ["buffer"],
 913           """GLenum buffer;
 914          if (pname - GL_DRAW_BUFFER0_ARB >= ctx->Const.MaxDrawBuffers) {
 915             _mesa_error(ctx, GL_INVALID_ENUM, "glGet(GL_DRAW_BUFFERx_ARB)");
 916             return;
 917          }
 918          buffer = ctx->DrawBuffer->ColorDrawBuffer[1];""", ["ARB_draw_buffers"] ),
 919         ( "GL_DRAW_BUFFER2_ARB", GLenum,
 920           ["buffer"],
 921           """GLenum buffer;
 922          if (pname - GL_DRAW_BUFFER0_ARB >= ctx->Const.MaxDrawBuffers) {
 923             _mesa_error(ctx, GL_INVALID_ENUM, "glGet(GL_DRAW_BUFFERx_ARB)");
 924             return;
 925          }
 926          buffer = ctx->DrawBuffer->ColorDrawBuffer[2];""", ["ARB_draw_buffers"] ),
 927         ( "GL_DRAW_BUFFER3_ARB", GLenum,
 928           ["buffer"],
 929           """GLenum buffer;
 930          if (pname - GL_DRAW_BUFFER0_ARB >= ctx->Const.MaxDrawBuffers) {
 931             _mesa_error(ctx, GL_INVALID_ENUM, "glGet(GL_DRAW_BUFFERx_ARB)");
 932             return;
 933          }
 934          buffer = ctx->DrawBuffer->ColorDrawBuffer[3];""", ["ARB_draw_buffers"] ),
 935         # XXX Add more GL_DRAW_BUFFERn_ARB entries as needed in the future
 936
 937         # GL_OES_read_format
 938         ( "GL_IMPLEMENTATION_COLOR_READ_TYPE_OES", GLint,
 939           ["ctx->Const.ColorReadType"], "", ["OES_read_format"] ),
 940         ( "GL_IMPLEMENTATION_COLOR_READ_FORMAT_OES", GLint,
 941           ["ctx->Const.ColorReadFormat"], "", ["OES_read_format"] ),
 942
 943         # GL_ATI_fragment_shader
 944         ( "GL_NUM_FRAGMENT_REGISTERS_ATI", GLint, ["6"], "", ["ATI_fragment_shader"] ),
 945         ( "GL_NUM_FRAGMENT_CONSTANTS_ATI", GLint, ["8"], "", ["ATI_fragment_shader"] ),
 946         ( "GL_NUM_PASSES_ATI", GLint, ["2"], "", ["ATI_fragment_shader"] ),
 947         ( "GL_NUM_INSTRUCTIONS_PER_PASS_ATI", GLint, ["8"], "", ["ATI_fragment_shader"] ),
 948         ( "GL_NUM_INSTRUCTIONS_TOTAL_ATI", GLint, ["16"], "", ["ATI_fragment_shader"] ),
 949         ( "GL_COLOR_ALPHA_PAIRING_ATI", GLboolean, ["GL_TRUE"], "", ["ATI_fragment_shader"] ),
 950         ( "GL_NUM_LOOPBACK_COMPONENTS_ATI", GLint, ["3"], "", ["ATI_fragment_shader"] ),
 951         ( "GL_NUM_INPUT_INTERPOLATOR_COMPONENTS_ATI", GLint, ["3"], "", ["ATI_fragment_shader"] ),
 952
 953         # OpenGL 2.0
 954         ( "GL_STENCIL_BACK_FUNC", GLenum, ["ctx->Stencil.Function[1]"], "", None ),
 955         ( "GL_STENCIL_BACK_VALUE_MASK", GLint, ["ctx->Stencil.ValueMask[1]"], "", None ),
 956         ( "GL_STENCIL_BACK_REF", GLint, ["ctx->Stencil.Ref[1]"], "", None ),
 957         ( "GL_STENCIL_BACK_FAIL", GLenum, ["ctx->Stencil.FailFunc[1]"], "", None ),
 958         ( "GL_STENCIL_BACK_PASS_DEPTH_FAIL", GLenum, ["ctx->Stencil.ZFailFunc[1]"], "", None ),
 959         ( "GL_STENCIL_BACK_PASS_DEPTH_PASS", GLenum, ["ctx->Stencil.ZPassFunc[1]"], "", None ),
 960
 961         # GL_EXT_framebuffer_object
 962         ( "GL_FRAMEBUFFER_BINDING_EXT", GLint, ["ctx->DrawBuffer->Name"], "",
 963           ["EXT_framebuffer_object"] ),
 964         ( "GL_RENDERBUFFER_BINDING_EXT", GLint,
 965           ["ctx->CurrentRenderbuffer ? ctx->CurrentRenderbuffer->Name : 0"], "",
 966           ["EXT_framebuffer_object"] ),
 967         ( "GL_MAX_COLOR_ATTACHMENTS_EXT", GLint,
 968           ["ctx->Const.MaxColorAttachments"], "",
 969           ["EXT_framebuffer_object"] ),
 970         ( "GL_MAX_RENDERBUFFER_SIZE_EXT", GLint,
 971           ["ctx->Const.MaxRenderbufferSize"], "",
 972           ["EXT_framebuffer_object"] ),
 973
 974         # GL_ARB_fragment_shader
 975         ( "GL_MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB", GLint,
 976           ["MAX_FRAGMENT_UNIFORM_COMPONENTS"], "", ["ARB_fragment_shader"] ),
 977         ( "GL_FRAGMENT_SHADER_DERIVATIVE_HINT_ARB", GLenum,
 978           ["ctx->Hint.FragmentShaderDerivative"], "", ["ARB_fragment_shader"] ),
 979
 980         # GL_ARB_vertex_shader
 981         ( "GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB", GLint,
 982           ["MAX_VERTEX_UNIFORM_COMPONENTS"], "", ["ARB_vertex_shader"] ),
 983         ( "GL_MAX_VARYING_FLOATS_ARB", GLint,
 984           ["MAX_VARYING_FLOATS"], "", ["ARB_vertex_shader"] ),
 985         ( "GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB", GLint,
 986           ["MAX_VERTEX_TEXTURE_IMAGE_UNITS"], "", ["ARB_vertex_shader"] ),
 987         ( "GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB", GLint,
 988           ["MAX_COMBINED_TEXTURE_IMAGE_UNITS"], "", ["ARB_vertex_shader"] )
 989 ]
 990
 991
 992 def ConversionFunc(fromType, toType):
 993         """Return the name of the macro to convert between two data types."""
 994         if fromType == toType:
 995                 return ""
 996         elif fromType == GLfloat and toType == GLint:
 997                 return "IROUND"
 998         elif fromType == GLfloatN and toType == GLfloat:
 999                 return ""
1000         elif fromType == GLint and toType == GLfloat: # but not GLfloatN!
1001                 return "(GLfloat)"
1002         else:
1003                 if fromType == GLfloatN:
1004                         fromType = GLfloat
1005                 fromStr = TypeStrings[fromType]
1006                 fromStr = string.upper(fromStr[2:])
1007                 toStr = TypeStrings[toType]
1008                 toStr = string.upper(toStr[2:])
1009                 return fromStr + "_TO_" + toStr
1010
1011
1012 def EmitGetFunction(stateVars, returnType):
1013         """Emit the code to implement glGetBooleanv, glGetIntegerv or glGetFloatv."""
1014         assert (returnType == GLboolean or
1015                         returnType == GLint or
1016                         returnType == GLfloat)
1017
1018         strType = TypeStrings[returnType]
1019         # Capitalize first letter of return type
1020         if returnType == GLint:
1021                 function = "GetIntegerv"
1022         elif returnType == GLboolean:
1023                 function = "GetBooleanv"
1024         elif returnType == GLfloat:
1025                 function = "GetFloatv"
1026         else:
1027                 abort()
1028
1029         print "void GLAPIENTRY"
1030         print "_mesa_%s( GLenum pname, %s *params )" % (function, strType)
1031         print "{"
1032         print "   GET_CURRENT_CONTEXT(ctx);"
1033         print "   ASSERT_OUTSIDE_BEGIN_END(ctx);"
1034         print ""
1035         print "   if (!params)"
1036         print "      return;"
1037         print ""
1038         print "   if (ctx->NewState)"
1039         print "      _mesa_update_state(ctx);"
1040         print ""
1041         print "   if (ctx->Driver.%s &&" % function
1042         print "       ctx->Driver.%s(ctx, pname, params))" % function
1043         print "      return;"
1044         print ""
1045         print "   switch (pname) {"
1046
1047         for (name, varType, state, optionalCode, extensions) in stateVars:
1048                 print "      case " + name + ":"
1049                 if extensions:
1050                         if len(extensions) == 1:
1051                                 print ('         CHECK_EXT1(%s, "%s");' %
1052                                            (extensions[0], function))
1053                         elif len(extensions) == 2:
1054                                 print ('         CHECK_EXT2(%s, %s, "%s");' %
1055                                            (extensions[0], extensions[1], function))
1056                         elif len(extensions) == 3:
1057                                 print ('         CHECK_EXT3(%s, %s, %s, "%s");' %
1058                                            (extensions[0], extensions[1], extensions[2], function))
1059                         else:
1060                                 assert len(extensions) == 4
1061                                 print ('         CHECK_EXT4(%s, %s, %s, %s, "%s");' %
1062                                            (extensions[0], extensions[1], extensions[2], extensions[3], function))
1063                 if optionalCode:
1064                         print "         {"
1065                         print "         " + optionalCode
1066                 conversion = ConversionFunc(varType, returnType)
1067                 n = len(state)
1068                 for i in range(n):
1069                         if conversion:
1070                                 print "         params[%d] = %s(%s);" % (i, conversion, state[i])
1071                         else:
1072                                 print "         params[%d] = %s;" % (i, state[i])
1073                 if optionalCode:
1074                         print "         }"
1075                 print "         break;"
1076
1077         print "      default:"
1078         print '         _mesa_error(ctx, GL_INVALID_ENUM, "gl%s(pname=0x%%x)", pname);' % function
1079         print "   }"
1080         print "}"
1081         print ""
1082         return
1083
1084
1085
1086 def EmitHeader():
1087         """Print the get.c file header."""
1088         print """
1089 /***
1090  ***  NOTE!!!  DO NOT EDIT THIS FILE!!!  IT IS GENERATED BY get_gen.py
1091  ***/
1092
1093 #include "glheader.h"
1094 #include "context.h"
1095 #include "enable.h"
1096 #include "extensions.h"
1097 #include "fbobject.h"
1098 #include "get.h"
1099 #include "macros.h"
1100 #include "mtypes.h"
1101 #include "state.h"
1102 #include "texcompress.h"
1103
1104
1105 #define FLOAT_TO_BOOLEAN(X)   ( (X) ? GL_TRUE : GL_FALSE )
1106
1107 #define INT_TO_BOOLEAN(I)     ( (I) ? GL_TRUE : GL_FALSE )
1108
1109 #define ENUM_TO_BOOLEAN(E)    ( (E) ? GL_TRUE : GL_FALSE )
1110 #define ENUM_TO_INT(E)        ( (GLint) (E) )
1111 #define ENUM_TO_FLOAT(E)      ( (GLfloat) (E) )
1112
1113 #define BOOLEAN_TO_INT(B)     ( (GLint) (B) )
1114 #define BOOLEAN_TO_FLOAT(B)   ( (B) ? 1.0F : 0.0F )
1115
1116
1117 /*
1118  * Check if named extension is enabled, if not generate error and return.
1119  */
1120 #define CHECK_EXT1(EXT1, FUNC)                                         \\
1121    if (!ctx->Extensions.EXT1) {                                        \\
1122       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
1123       return;                                                          \\
1124    }
1125
1126 /*
1127  * Check if either of two extensions is enabled.
1128  */
1129 #define CHECK_EXT2(EXT1, EXT2, FUNC)                                   \\
1130    if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2) {               \\
1131       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
1132       return;                                                          \\
1133    }
1134
1135 /*
1136  * Check if either of three extensions is enabled.
1137  */
1138 #define CHECK_EXT3(EXT1, EXT2, EXT3, FUNC)                             \\
1139    if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2 &&               \\
1140        !ctx->Extensions.EXT3) {                                        \\
1141       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
1142       return;                                                          \\
1143    }
1144
1145 /*
1146  * Check if either of four extensions is enabled.
1147  */
1148 #define CHECK_EXT4(EXT1, EXT2, EXT3, EXT4, FUNC)                       \\
1149    if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2 &&               \\
1150        !ctx->Extensions.EXT3 && !ctx->Extensions.EXT4) {               \\
1151       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
1152       return;                                                          \\
1153    }
1154
1155 """
1156         return
1157
1158
1159
1160 def EmitGetDoublev():
1161         print """
1162 void GLAPIENTRY
1163 _mesa_GetDoublev( GLenum pname, GLdouble *params )
1164 {
1165    const GLfloat magic = -1234.5F;
1166    GLfloat values[16];
1167    GLuint i;
1168
1169    if (!params)
1170       return;
1171
1172    /* Init temp array to magic numbers so we can figure out how many values
1173     * are returned by the GetFloatv() call.
1174     */
1175    for (i = 0; i < 16; i++)
1176       values[i] = magic;
1177
1178    _mesa_GetFloatv(pname, values);
1179
1180    for (i = 0; i < 16 && values[i] != magic; i++)
1181       params[i] = (GLdouble) values[i];
1182 }
1183 """
1184
1185
1186
1187
1188 EmitHeader()
1189 # XXX Maybe sort the StateVars list
1190 EmitGetFunction(StateVars, GLboolean)
1191 EmitGetFunction(StateVars, GLfloat)
1192 EmitGetFunction(StateVars, GLint)
1193 EmitGetDoublev()
1194