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