src/mesa/es/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 import sys
  31
  32
  33 GLint = 1
  34 GLenum = 2
  35 GLfloat = 3
  36 GLdouble = 4
  37 GLboolean = 5
  38 GLfloatN = 6    # A normalized value, such as a color or depth range
  39
  40
  41 TypeStrings = {
  42         GLint : "GLint",
  43         GLenum : "GLenum",
  44         GLfloat : "GLfloat",
  45         GLdouble : "GLdouble",
  46         GLboolean : "GLboolean"
  47 }
  48
  49
  50 # Each entry is a tuple of:
  51 #  - the GL state name, such as GL_CURRENT_COLOR
  52 #  - the state datatype, one of GLint, GLfloat, GLboolean or GLenum
  53 #  - list of code fragments to get the state, such as ["ctx->Foo.Bar"]
  54 #  - optional extra code or empty string
  55 #  - optional extensions to check, or None
  56 #
  57
  58 # Present in ES 1.x and 2.x:
  59 StateVars_common = [
  60         ( "GL_ALPHA_BITS", GLint, ["ctx->DrawBuffer->Visual.alphaBits"],
  61           "", None ),
  62         ( "GL_BLEND", GLboolean, ["ctx->Color.BlendEnabled"], "", None ),
  63         ( "GL_BLEND_SRC", GLenum, ["ctx->Color.BlendSrcRGB"], "", None ),
  64         ( "GL_BLUE_BITS", GLint, ["ctx->DrawBuffer->Visual.blueBits"], "", None ),
  65         ( "GL_COLOR_CLEAR_VALUE", GLfloatN,
  66           [ "ctx->Color.ClearColor[0]",
  67                 "ctx->Color.ClearColor[1]",
  68                 "ctx->Color.ClearColor[2]",
  69                 "ctx->Color.ClearColor[3]" ], "", None ),
  70         ( "GL_COLOR_WRITEMASK", GLint,
  71           [ "ctx->Color.ColorMask[RCOMP] ? 1 : 0",
  72                 "ctx->Color.ColorMask[GCOMP] ? 1 : 0",
  73                 "ctx->Color.ColorMask[BCOMP] ? 1 : 0",
  74                 "ctx->Color.ColorMask[ACOMP] ? 1 : 0" ], "", None ),
  75         ( "GL_CULL_FACE", GLboolean, ["ctx->Polygon.CullFlag"], "", None ),
  76         ( "GL_CULL_FACE_MODE", GLenum, ["ctx->Polygon.CullFaceMode"], "", None ),
  77         ( "GL_DEPTH_BITS", GLint, ["ctx->DrawBuffer->Visual.depthBits"],
  78           "", None ),
  79         ( "GL_DEPTH_CLEAR_VALUE", GLfloatN, ["ctx->Depth.Clear"], "", None ),
  80         ( "GL_DEPTH_FUNC", GLenum, ["ctx->Depth.Func"], "", None ),
  81         ( "GL_DEPTH_RANGE", GLfloatN,
  82           [ "ctx->Viewport.Near", "ctx->Viewport.Far" ], "", None ),
  83         ( "GL_DEPTH_TEST", GLboolean, ["ctx->Depth.Test"], "", None ),
  84         ( "GL_DEPTH_WRITEMASK", GLboolean, ["ctx->Depth.Mask"], "", None ),
  85         ( "GL_DITHER", GLboolean, ["ctx->Color.DitherFlag"], "", None ),
  86         ( "GL_FRONT_FACE", GLenum, ["ctx->Polygon.FrontFace"], "", None ),
  87         ( "GL_GREEN_BITS", GLint, ["ctx->DrawBuffer->Visual.greenBits"],
  88           "", None ),
  89         ( "GL_LINE_WIDTH", GLfloat, ["ctx->Line.Width"], "", None ),
  90         ( "GL_ALIASED_LINE_WIDTH_RANGE", GLfloat,
  91           ["ctx->Const.MinLineWidth",
  92            "ctx->Const.MaxLineWidth"], "", None ),
  93         ( "GL_MAX_ELEMENTS_INDICES", GLint, ["ctx->Const.MaxArrayLockSize"], "", None ),
  94         ( "GL_MAX_ELEMENTS_VERTICES", GLint, ["ctx->Const.MaxArrayLockSize"], "", None ),
  95
  96         ( "GL_MAX_TEXTURE_SIZE", GLint, ["1 << (ctx->Const.MaxTextureLevels - 1)"], "", None ),
  97         ( "GL_MAX_VIEWPORT_DIMS", GLint,
  98           ["ctx->Const.MaxViewportWidth", "ctx->Const.MaxViewportHeight"],
  99           "", None ),
 100         ( "GL_PACK_ALIGNMENT", GLint, ["ctx->Pack.Alignment"], "", None ),
 101         ( "GL_ALIASED_POINT_SIZE_RANGE", GLfloat,
 102           ["ctx->Const.MinPointSize",
 103            "ctx->Const.MaxPointSize"], "", None ),
 104         ( "GL_POLYGON_OFFSET_FACTOR", GLfloat, ["ctx->Polygon.OffsetFactor "], "", None ),
 105         ( "GL_POLYGON_OFFSET_UNITS", GLfloat, ["ctx->Polygon.OffsetUnits "], "", None ),
 106         ( "GL_RED_BITS", GLint, ["ctx->DrawBuffer->Visual.redBits"], "", None ),
 107         ( "GL_SCISSOR_BOX", GLint,
 108           ["ctx->Scissor.X",
 109            "ctx->Scissor.Y",
 110            "ctx->Scissor.Width",
 111            "ctx->Scissor.Height"], "", None ),
 112         ( "GL_SCISSOR_TEST", GLboolean, ["ctx->Scissor.Enabled"], "", None ),
 113         ( "GL_STENCIL_BITS", GLint, ["ctx->DrawBuffer->Visual.stencilBits"], "", None ),
 114         ( "GL_STENCIL_CLEAR_VALUE", GLint, ["ctx->Stencil.Clear"], "", None ),
 115         ( "GL_STENCIL_FAIL", GLenum,
 116           ["ctx->Stencil.FailFunc[ctx->Stencil.ActiveFace]"], "", None ),
 117         ( "GL_STENCIL_FUNC", GLenum,
 118           ["ctx->Stencil.Function[ctx->Stencil.ActiveFace]"], "", None ),
 119         ( "GL_STENCIL_PASS_DEPTH_FAIL", GLenum,
 120           ["ctx->Stencil.ZFailFunc[ctx->Stencil.ActiveFace]"], "", None ),
 121         ( "GL_STENCIL_PASS_DEPTH_PASS", GLenum,
 122           ["ctx->Stencil.ZPassFunc[ctx->Stencil.ActiveFace]"], "", None ),
 123         ( "GL_STENCIL_REF", GLint,
 124           ["ctx->Stencil.Ref[ctx->Stencil.ActiveFace]"], "", None ),
 125         ( "GL_STENCIL_TEST", GLboolean, ["ctx->Stencil.Enabled"], "", None ),
 126         ( "GL_STENCIL_VALUE_MASK", GLint,
 127           ["ctx->Stencil.ValueMask[ctx->Stencil.ActiveFace]"], "", None ),
 128         ( "GL_STENCIL_WRITEMASK", GLint,
 129           ["ctx->Stencil.WriteMask[ctx->Stencil.ActiveFace]"], "", None ),
 130         ( "GL_SUBPIXEL_BITS", GLint, ["ctx->Const.SubPixelBits"], "", None ),
 131         ( "GL_TEXTURE_BINDING_2D", GLint,
 132           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_2D_INDEX]->Name"], "", None ),
 133         ( "GL_UNPACK_ALIGNMENT", GLint, ["ctx->Unpack.Alignment"], "", None ),
 134         ( "GL_VIEWPORT", GLint, [ "ctx->Viewport.X", "ctx->Viewport.Y",
 135           "ctx->Viewport.Width", "ctx->Viewport.Height" ], "", None ),
 136
 137         # GL_ARB_multitexture
 138         ( "GL_ACTIVE_TEXTURE_ARB", GLint,
 139           [ "GL_TEXTURE0_ARB + ctx->Texture.CurrentUnit"], "", ["ARB_multitexture"] ),
 140
 141         # Note that all the OES_* extensions require that the Mesa
 142         # "struct gl_extensions" include a member with the name of
 143         # the extension.  That structure does not yet include OES
 144         # extensions (and we're not sure whether it will).  If
 145         # it does, all the OES_* extensions below should mark the
 146         # dependency.
 147
 148         # OES_texture_cube_map
 149         ( "GL_TEXTURE_BINDING_CUBE_MAP_ARB", GLint,
 150           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_CUBE_INDEX]->Name"],
 151           "", None),
 152         ( "GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB", GLint,
 153           ["(1 << (ctx->Const.MaxCubeTextureLevels - 1))"],
 154           "", None),
 155
 156         # OES_blend_subtract
 157         ( "GL_BLEND_SRC_RGB_EXT", GLenum, ["ctx->Color.BlendSrcRGB"], "", None),
 158         ( "GL_BLEND_DST_RGB_EXT", GLenum, ["ctx->Color.BlendDstRGB"], "", None),
 159         ( "GL_BLEND_SRC_ALPHA_EXT", GLenum, ["ctx->Color.BlendSrcA"], "", None),
 160         ( "GL_BLEND_DST_ALPHA_EXT", GLenum, ["ctx->Color.BlendDstA"], "", None),
 161
 162         # GL_BLEND_EQUATION_RGB, which is what we're really after,
 163         # is defined identically to GL_BLEND_EQUATION.
 164         ( "GL_BLEND_EQUATION", GLenum, ["ctx->Color.BlendEquationRGB "], "", None),
 165         ( "GL_BLEND_EQUATION_ALPHA_EXT", GLenum, ["ctx->Color.BlendEquationA "],
 166           "", None),
 167
 168         # GL_ARB_texture_compression */
 169 #       ( "GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB", GLint,
 170 #         ["_mesa_get_compressed_formats(ctx, NULL, GL_FALSE)"],
 171 #         "", ["ARB_texture_compression"] ),
 172 #       ( "GL_COMPRESSED_TEXTURE_FORMATS_ARB", GLenum,
 173 #         [],
 174 #         """GLint formats[100];
 175 #         GLuint i, n = _mesa_get_compressed_formats(ctx, formats, GL_FALSE);
 176 #         ASSERT(n <= 100);
 177 #         for (i = 0; i < n; i++)
 178 #            params[i] = ENUM_TO_INT(formats[i]);""",
 179 #         ["ARB_texture_compression"] ),
 180
 181         # GL_ARB_multisample
 182         ( "GL_SAMPLE_ALPHA_TO_COVERAGE_ARB", GLboolean,
 183           ["ctx->Multisample.SampleAlphaToCoverage"], "", ["ARB_multisample"] ),
 184         ( "GL_SAMPLE_COVERAGE_ARB", GLboolean,
 185           ["ctx->Multisample.SampleCoverage"], "", ["ARB_multisample"] ),
 186         ( "GL_SAMPLE_COVERAGE_VALUE_ARB", GLfloat,
 187           ["ctx->Multisample.SampleCoverageValue"], "", ["ARB_multisample"] ),
 188         ( "GL_SAMPLE_COVERAGE_INVERT_ARB", GLboolean,
 189           ["ctx->Multisample.SampleCoverageInvert"], "", ["ARB_multisample"] ),
 190         ( "GL_SAMPLE_BUFFERS_ARB", GLint,
 191           ["ctx->DrawBuffer->Visual.sampleBuffers"], "", ["ARB_multisample"] ),
 192         ( "GL_SAMPLES_ARB", GLint,
 193           ["ctx->DrawBuffer->Visual.samples"], "", ["ARB_multisample"] ),
 194
 195
 196         # GL_SGIS_generate_mipmap
 197         ( "GL_GENERATE_MIPMAP_HINT_SGIS", GLenum, ["ctx->Hint.GenerateMipmap"],
 198           "", ["SGIS_generate_mipmap"] ),
 199
 200         # GL_ARB_vertex_buffer_object
 201         ( "GL_ARRAY_BUFFER_BINDING_ARB", GLint,
 202           ["ctx->Array.ArrayBufferObj->Name"], "", ["ARB_vertex_buffer_object"] ),
 203         # GL_WEIGHT_ARRAY_BUFFER_BINDING_ARB - not supported
 204         ( "GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB", GLint,
 205           ["ctx->Array.ElementArrayBufferObj->Name"],
 206           "", ["ARB_vertex_buffer_object"] ),
 207
 208         # GL_OES_read_format
 209         ( "GL_IMPLEMENTATION_COLOR_READ_TYPE_OES", GLint,
 210           ["ctx->Const.ColorReadType"], "", None),
 211         ( "GL_IMPLEMENTATION_COLOR_READ_FORMAT_OES", GLint,
 212           ["ctx->Const.ColorReadFormat"], "", None),
 213
 214         # GL_OES_framebuffer_object
 215         ( "GL_FRAMEBUFFER_BINDING_EXT", GLint, ["ctx->DrawBuffer->Name"], "",
 216           None),
 217         ( "GL_RENDERBUFFER_BINDING_EXT", GLint,
 218           ["ctx->CurrentRenderbuffer ? ctx->CurrentRenderbuffer->Name : 0"], "",
 219           None),
 220         ( "GL_MAX_RENDERBUFFER_SIZE_EXT", GLint,
 221           ["ctx->Const.MaxRenderbufferSize"], "",
 222           None),
 223
 224         # OpenGL ES 1/2 special:
 225         ( "GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB", GLint,
 226           [ "ARRAY_SIZE(compressed_formats)" ],
 227           "",
 228           None ),
 229
 230         ("GL_COMPRESSED_TEXTURE_FORMATS_ARB", GLint,
 231          [],
 232          """
 233      int i;
 234      for (i = 0; i < ARRAY_SIZE(compressed_formats); i++) {
 235         params[i] = compressed_formats[i];
 236      }""",
 237          None ),
 238
 239         ( "GL_POLYGON_OFFSET_FILL", GLboolean, ["ctx->Polygon.OffsetFill"], "", None ),
 240
 241 ]
 242
 243 # Only present in ES 1.x:
 244 StateVars_es1 = [
 245         ( "GL_MAX_LIGHTS", GLint, ["ctx->Const.MaxLights"], "", None ),
 246         ( "GL_LIGHT0", GLboolean, ["ctx->Light.Light[0].Enabled"], "", None ),
 247         ( "GL_LIGHT1", GLboolean, ["ctx->Light.Light[1].Enabled"], "", None ),
 248         ( "GL_LIGHT2", GLboolean, ["ctx->Light.Light[2].Enabled"], "", None ),
 249         ( "GL_LIGHT3", GLboolean, ["ctx->Light.Light[3].Enabled"], "", None ),
 250         ( "GL_LIGHT4", GLboolean, ["ctx->Light.Light[4].Enabled"], "", None ),
 251         ( "GL_LIGHT5", GLboolean, ["ctx->Light.Light[5].Enabled"], "", None ),
 252         ( "GL_LIGHT6", GLboolean, ["ctx->Light.Light[6].Enabled"], "", None ),
 253         ( "GL_LIGHT7", GLboolean, ["ctx->Light.Light[7].Enabled"], "", None ),
 254         ( "GL_LIGHTING", GLboolean, ["ctx->Light.Enabled"], "", None ),
 255         ( "GL_LIGHT_MODEL_AMBIENT", GLfloatN,
 256           ["ctx->Light.Model.Ambient[0]",
 257            "ctx->Light.Model.Ambient[1]",
 258            "ctx->Light.Model.Ambient[2]",
 259            "ctx->Light.Model.Ambient[3]"], "", None ),
 260         ( "GL_LIGHT_MODEL_TWO_SIDE", GLboolean, ["ctx->Light.Model.TwoSide"], "", None ),
 261         ( "GL_ALPHA_TEST", GLboolean, ["ctx->Color.AlphaEnabled"], "", None ),
 262         ( "GL_ALPHA_TEST_FUNC", GLenum, ["ctx->Color.AlphaFunc"], "", None ),
 263         ( "GL_ALPHA_TEST_REF", GLfloatN, ["ctx->Color.AlphaRef"], "", None ),
 264         ( "GL_BLEND_DST", GLenum, ["ctx->Color.BlendDstRGB"], "", None ),
 265         ( "GL_MAX_CLIP_PLANES", GLint, ["ctx->Const.MaxClipPlanes"], "", None ),
 266         ( "GL_CLIP_PLANE0", GLboolean,
 267           [ "(ctx->Transform.ClipPlanesEnabled >> 0) & 1" ], "", None ),
 268         ( "GL_CLIP_PLANE1", GLboolean,
 269           [ "(ctx->Transform.ClipPlanesEnabled >> 1) & 1" ], "", None ),
 270         ( "GL_CLIP_PLANE2", GLboolean,
 271           [ "(ctx->Transform.ClipPlanesEnabled >> 2) & 1" ], "", None ),
 272         ( "GL_CLIP_PLANE3", GLboolean,
 273           [ "(ctx->Transform.ClipPlanesEnabled >> 3) & 1" ], "", None ),
 274         ( "GL_CLIP_PLANE4", GLboolean,
 275           [ "(ctx->Transform.ClipPlanesEnabled >> 4) & 1" ], "", None ),
 276         ( "GL_CLIP_PLANE5", GLboolean,
 277           [ "(ctx->Transform.ClipPlanesEnabled >> 5) & 1" ], "", None ),
 278         ( "GL_COLOR_MATERIAL", GLboolean,
 279           ["ctx->Light.ColorMaterialEnabled"], "", None ),
 280         ( "GL_CURRENT_COLOR", GLfloatN,
 281           [ "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0]",
 282                 "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1]",
 283                 "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2]",
 284                 "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3]" ],
 285           "FLUSH_CURRENT(ctx, 0);", None ),
 286         ( "GL_CURRENT_NORMAL", GLfloatN,
 287           [ "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][0]",
 288                 "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][1]",
 289                 "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][2]"],
 290           "FLUSH_CURRENT(ctx, 0);", None ),
 291         ( "GL_CURRENT_TEXTURE_COORDS", GLfloat,
 292           ["ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][0]",
 293            "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][1]",
 294            "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][2]",
 295            "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][3]"],
 296           "const GLuint texUnit = ctx->Texture.CurrentUnit;", None ),
 297         ( "GL_DISTANCE_ATTENUATION_EXT", GLfloat,
 298           ["ctx->Point.Params[0]",
 299            "ctx->Point.Params[1]",
 300            "ctx->Point.Params[2]"], "", None ),
 301         ( "GL_FOG", GLboolean, ["ctx->Fog.Enabled"], "", None ),
 302         ( "GL_FOG_COLOR", GLfloatN,
 303           [ "ctx->Fog.Color[0]",
 304                 "ctx->Fog.Color[1]",
 305                 "ctx->Fog.Color[2]",
 306                 "ctx->Fog.Color[3]" ], "", None ),
 307         ( "GL_FOG_DENSITY", GLfloat, ["ctx->Fog.Density"], "", None ),
 308         ( "GL_FOG_END", GLfloat, ["ctx->Fog.End"], "", None ),
 309         ( "GL_FOG_HINT", GLenum, ["ctx->Hint.Fog"], "", None ),
 310         ( "GL_FOG_MODE", GLenum, ["ctx->Fog.Mode"], "", None ),
 311         ( "GL_FOG_START", GLfloat, ["ctx->Fog.Start"], "", None ),
 312         ( "GL_LINE_SMOOTH", GLboolean, ["ctx->Line.SmoothFlag"], "", None ),
 313         ( "GL_LINE_SMOOTH_HINT", GLenum, ["ctx->Hint.LineSmooth"], "", None ),
 314         ( "GL_LINE_WIDTH_RANGE", GLfloat,
 315           ["ctx->Const.MinLineWidthAA",
 316            "ctx->Const.MaxLineWidthAA"], "", None ),
 317         ( "GL_COLOR_LOGIC_OP", GLboolean, ["ctx->Color.ColorLogicOpEnabled"], "", None ),
 318         ( "GL_LOGIC_OP_MODE", GLenum, ["ctx->Color.LogicOp"], "", None ),
 319         ( "GL_MATRIX_MODE", GLenum, ["ctx->Transform.MatrixMode"], "", None ),
 320
 321         ( "GL_MAX_MODELVIEW_STACK_DEPTH", GLint, ["MAX_MODELVIEW_STACK_DEPTH"], "", None ),
 322         ( "GL_MAX_PROJECTION_STACK_DEPTH", GLint, ["MAX_PROJECTION_STACK_DEPTH"], "", None ),
 323         ( "GL_MAX_TEXTURE_STACK_DEPTH", GLint, ["MAX_TEXTURE_STACK_DEPTH"], "", None ),
 324         ( "GL_MODELVIEW_MATRIX", GLfloat,
 325           [ "matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 326                 "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 327                 "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 328                 "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 329           "const GLfloat *matrix = ctx->ModelviewMatrixStack.Top->m;", None ),
 330         ( "GL_MODELVIEW_STACK_DEPTH", GLint, ["ctx->ModelviewMatrixStack.Depth + 1"], "", None ),
 331         ( "GL_NORMALIZE", GLboolean, ["ctx->Transform.Normalize"], "", None ),
 332         ( "GL_PACK_SKIP_IMAGES_EXT", GLint, ["ctx->Pack.SkipImages"], "", None ),
 333         ( "GL_PERSPECTIVE_CORRECTION_HINT", GLenum,
 334           ["ctx->Hint.PerspectiveCorrection"], "", None ),
 335         ( "GL_POINT_SIZE", GLfloat, ["ctx->Point.Size"], "", None ),
 336         ( "GL_POINT_SIZE_RANGE", GLfloat,
 337           ["ctx->Const.MinPointSizeAA",
 338            "ctx->Const.MaxPointSizeAA"], "", None ),
 339         ( "GL_POINT_SMOOTH", GLboolean, ["ctx->Point.SmoothFlag"], "", None ),
 340         ( "GL_POINT_SMOOTH_HINT", GLenum, ["ctx->Hint.PointSmooth"], "", None ),
 341         ( "GL_POINT_SIZE_MIN_EXT", GLfloat, ["ctx->Point.MinSize"], "", None ),
 342         ( "GL_POINT_SIZE_MAX_EXT", GLfloat, ["ctx->Point.MaxSize"], "", None ),
 343         ( "GL_POINT_FADE_THRESHOLD_SIZE_EXT", GLfloat,
 344           ["ctx->Point.Threshold"], "", None ),
 345         ( "GL_PROJECTION_MATRIX", GLfloat,
 346           [ "matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 347                 "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 348                 "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 349                 "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 350           "const GLfloat *matrix = ctx->ProjectionMatrixStack.Top->m;", None ),
 351         ( "GL_PROJECTION_STACK_DEPTH", GLint,
 352           ["ctx->ProjectionMatrixStack.Depth + 1"], "", None ),
 353         ( "GL_RESCALE_NORMAL", GLboolean,
 354           ["ctx->Transform.RescaleNormals"], "", None ),
 355         ( "GL_SHADE_MODEL", GLenum, ["ctx->Light.ShadeModel"], "", None ),
 356         ( "GL_TEXTURE_2D", GLboolean, ["_mesa_IsEnabled(GL_TEXTURE_2D)"], "", None ),
 357         ( "GL_TEXTURE_MATRIX", GLfloat,
 358           ["matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]",
 359            "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]",
 360            "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]",
 361            "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ],
 362           "const GLfloat *matrix = ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Top->m;", None ),
 363         ( "GL_TEXTURE_STACK_DEPTH", GLint,
 364           ["ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Depth + 1"], "", None ),
 365         ( "GL_VERTEX_ARRAY", GLboolean, ["ctx->Array.ArrayObj->Vertex.Enabled"], "", None ),
 366         ( "GL_VERTEX_ARRAY_SIZE", GLint, ["ctx->Array.ArrayObj->Vertex.Size"], "", None ),
 367         ( "GL_VERTEX_ARRAY_TYPE", GLenum, ["ctx->Array.ArrayObj->Vertex.Type"], "", None ),
 368         ( "GL_VERTEX_ARRAY_STRIDE", GLint, ["ctx->Array.ArrayObj->Vertex.Stride"], "", None ),
 369         ( "GL_NORMAL_ARRAY", GLenum, ["ctx->Array.ArrayObj->Normal.Enabled"], "", None ),
 370         ( "GL_NORMAL_ARRAY_TYPE", GLenum, ["ctx->Array.ArrayObj->Normal.Type"], "", None ),
 371         ( "GL_NORMAL_ARRAY_STRIDE", GLint, ["ctx->Array.ArrayObj->Normal.Stride"], "", None ),
 372         ( "GL_COLOR_ARRAY", GLboolean, ["ctx->Array.ArrayObj->Color.Enabled"], "", None ),
 373         ( "GL_COLOR_ARRAY_SIZE", GLint, ["ctx->Array.ArrayObj->Color.Size"], "", None ),
 374         ( "GL_COLOR_ARRAY_TYPE", GLenum, ["ctx->Array.ArrayObj->Color.Type"], "", None ),
 375         ( "GL_COLOR_ARRAY_STRIDE", GLint, ["ctx->Array.ArrayObj->Color.Stride"], "", None ),
 376         ( "GL_TEXTURE_COORD_ARRAY", GLboolean,
 377           ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Enabled"], "", None ),
 378         ( "GL_TEXTURE_COORD_ARRAY_SIZE", GLint,
 379           ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Size"], "", None ),
 380         ( "GL_TEXTURE_COORD_ARRAY_TYPE", GLenum,
 381           ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Type"], "", None ),
 382         ( "GL_TEXTURE_COORD_ARRAY_STRIDE", GLint,
 383           ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Stride"], "", None ),
 384         # GL_ARB_multitexture
 385         ( "GL_MAX_TEXTURE_UNITS_ARB", GLint,
 386           ["ctx->Const.MaxTextureUnits"], "", ["ARB_multitexture"] ),
 387         ( "GL_CLIENT_ACTIVE_TEXTURE_ARB", GLint,
 388           ["GL_TEXTURE0_ARB + ctx->Array.ActiveTexture"], "", ["ARB_multitexture"] ),
 389         # OES_texture_cube_map
 390         ( "GL_TEXTURE_CUBE_MAP_ARB", GLboolean,
 391           ["_mesa_IsEnabled(GL_TEXTURE_CUBE_MAP_ARB)"], "", None),
 392         ( "GL_TEXTURE_GEN_S", GLboolean,
 393           ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & S_BIT) ? 1 : 0)"], "", None),
 394         ( "GL_TEXTURE_GEN_T", GLboolean,
 395           ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & T_BIT) ? 1 : 0)"], "", None),
 396         ( "GL_TEXTURE_GEN_R", GLboolean,
 397           ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & R_BIT) ? 1 : 0)"], "", None),
 398         # ARB_multisample
 399         ( "GL_MULTISAMPLE_ARB", GLboolean,
 400           ["ctx->Multisample.Enabled"], "", ["ARB_multisample"] ),
 401         ( "GL_SAMPLE_ALPHA_TO_ONE_ARB", GLboolean,
 402           ["ctx->Multisample.SampleAlphaToOne"], "", ["ARB_multisample"] ),
 403
 404         ( "GL_VERTEX_ARRAY_BUFFER_BINDING_ARB", GLint,
 405           ["ctx->Array.ArrayObj->Vertex.BufferObj->Name"], "", ["ARB_vertex_buffer_object"] ),
 406         ( "GL_NORMAL_ARRAY_BUFFER_BINDING_ARB", GLint,
 407           ["ctx->Array.ArrayObj->Normal.BufferObj->Name"], "", ["ARB_vertex_buffer_object"] ),
 408         ( "GL_COLOR_ARRAY_BUFFER_BINDING_ARB", GLint,
 409           ["ctx->Array.ArrayObj->Color.BufferObj->Name"], "", ["ARB_vertex_buffer_object"] ),
 410         ( "GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING_ARB", GLint,
 411           ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].BufferObj->Name"],
 412           "", ["ARB_vertex_buffer_object"] ),
 413
 414         # OES_point_sprite
 415         ( "GL_POINT_SPRITE_NV", GLboolean, ["ctx->Point.PointSprite"], # == GL_POINT_SPRITE_ARB
 416           "", None),
 417
 418         # GL_ARB_fragment_shader
 419         ( "GL_MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB", GLint,
 420           ["ctx->Const.FragmentProgram.MaxUniformComponents"], "",
 421           ["ARB_fragment_shader"] ),
 422
 423         # GL_ARB_vertex_shader
 424         ( "GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB", GLint,
 425           ["ctx->Const.VertexProgram.MaxUniformComponents"], "",
 426           ["ARB_vertex_shader"] ),
 427         ( "GL_MAX_VARYING_FLOATS_ARB", GLint,
 428           ["ctx->Const.MaxVarying * 4"], "", ["ARB_vertex_shader"] ),
 429
 430         # OES_matrix_get
 431         ( "GL_MODELVIEW_MATRIX_FLOAT_AS_INT_BITS_OES", GLint, [],
 432           """
 433       /* See GL_OES_matrix_get */
 434       {
 435          const GLfloat *matrix = ctx->ModelviewMatrixStack.Top->m;
 436          memcpy(params, matrix, 16 * sizeof(GLint));
 437       }""",
 438           None),
 439
 440         ( "GL_PROJECTION_MATRIX_FLOAT_AS_INT_BITS_OES", GLint, [],
 441           """
 442       /* See GL_OES_matrix_get */
 443       {
 444          const GLfloat *matrix = ctx->ProjectionMatrixStack.Top->m;
 445          memcpy(params, matrix, 16 * sizeof(GLint));
 446       }""",
 447           None),
 448
 449         ( "GL_TEXTURE_MATRIX_FLOAT_AS_INT_BITS_OES", GLint, [],
 450           """
 451       /* See GL_OES_matrix_get */
 452       {
 453          const GLfloat *matrix =
 454             ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Top->m;
 455          memcpy(params, matrix, 16 * sizeof(GLint));
 456       }""",
 457           None),
 458
 459         # OES_point_size_array
 460         ("GL_POINT_SIZE_ARRAY_OES", GLboolean,
 461          ["ctx->Array.ArrayObj->PointSize.Enabled"], "", None),
 462         ("GL_POINT_SIZE_ARRAY_TYPE_OES", GLenum,
 463       ["ctx->Array.ArrayObj->PointSize.Type"], "", None),
 464         ("GL_POINT_SIZE_ARRAY_STRIDE_OES", GLint,
 465          ["ctx->Array.ArrayObj->PointSize.Stride"], "", None),
 466         ("GL_POINT_SIZE_ARRAY_BUFFER_BINDING_OES", GLint,
 467          ["ctx->Array.ArrayObj->PointSize.BufferObj->Name"], "", None),
 468
 469         # GL_EXT_texture_filter_anisotropic
 470         ( "GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT", GLfloat,
 471           ["ctx->Const.MaxTextureMaxAnisotropy"], "", ["EXT_texture_filter_anisotropic"]),
 472
 473 ]
 474
 475 # Only present in ES 2.x:
 476 StateVars_es2 = [
 477         # XXX These entries are not spec'ed for GLES 2, but are
 478         #     needed for Mesa's GLSL:
 479         ( "GL_MAX_LIGHTS", GLint, ["ctx->Const.MaxLights"], "", None ),
 480         ( "GL_MAX_CLIP_PLANES", GLint, ["ctx->Const.MaxClipPlanes"], "", None ),
 481         ( "GL_MAX_TEXTURE_COORDS_ARB", GLint, # == GL_MAX_TEXTURE_COORDS_NV
 482           ["ctx->Const.MaxTextureCoordUnits"], "",
 483           ["ARB_fragment_program", "NV_fragment_program"] ),
 484         ( "GL_MAX_DRAW_BUFFERS_ARB", GLint,
 485           ["ctx->Const.MaxDrawBuffers"], "", ["ARB_draw_buffers"] ),
 486         ( "GL_BLEND_COLOR_EXT", GLfloatN,
 487           [ "ctx->Color.BlendColor[0]",
 488                 "ctx->Color.BlendColor[1]",
 489                 "ctx->Color.BlendColor[2]",
 490                 "ctx->Color.BlendColor[3]"], "", None ),
 491
 492         # This is required for GLES2, but also needed for GLSL:
 493         ( "GL_MAX_TEXTURE_IMAGE_UNITS_ARB", GLint, # == GL_MAX_TEXTURE_IMAGE_UNI
 494           ["ctx->Const.MaxTextureImageUnits"], "",
 495           ["ARB_fragment_program", "NV_fragment_program"] ),
 496
 497         ( "GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB", GLint,
 498           ["ctx->Const.MaxVertexTextureImageUnits"], "", ["ARB_vertex_shader"] ),
 499         ( "GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB", GLint,
 500           ["MAX_COMBINED_TEXTURE_IMAGE_UNITS"], "", ["ARB_vertex_shader"] ),
 501
 502         # GL_ARB_shader_objects
 503         # Actually, this token isn't part of GL_ARB_shader_objects, but is
 504         # close enough for now.
 505         ( "GL_CURRENT_PROGRAM", GLint,
 506           ["ctx->Shader.CurrentProgram ? ctx->Shader.CurrentProgram->Name : 0"],
 507           "", ["ARB_shader_objects"] ),
 508
 509         # OpenGL 2.0
 510         ( "GL_STENCIL_BACK_FUNC", GLenum, ["ctx->Stencil.Function[1]"], "", None ),
 511         ( "GL_STENCIL_BACK_VALUE_MASK", GLint, ["ctx->Stencil.ValueMask[1]"], "", None ),
 512         ( "GL_STENCIL_BACK_WRITEMASK", GLint, ["ctx->Stencil.WriteMask[1]"], "", None ),
 513         ( "GL_STENCIL_BACK_REF", GLint, ["ctx->Stencil.Ref[1]"], "", None ),
 514         ( "GL_STENCIL_BACK_FAIL", GLenum, ["ctx->Stencil.FailFunc[1]"], "", None ),
 515         ( "GL_STENCIL_BACK_PASS_DEPTH_FAIL", GLenum, ["ctx->Stencil.ZFailFunc[1]"], "", None ),
 516         ( "GL_STENCIL_BACK_PASS_DEPTH_PASS", GLenum, ["ctx->Stencil.ZPassFunc[1]"], "", None ),
 517
 518         ( "GL_MAX_VERTEX_ATTRIBS_ARB", GLint,
 519           ["ctx->Const.VertexProgram.MaxAttribs"], "", ["ARB_vertex_program"] ),
 520
 521         # OES_texture_3D
 522         ( "GL_TEXTURE_BINDING_3D", GLint,
 523           ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_3D_INDEX]->Name"], "", None),
 524         ( "GL_MAX_3D_TEXTURE_SIZE", GLint, ["1 << (ctx->Const.Max3DTextureLevels - 1)"], "", None),
 525
 526         # OES_standard_derivatives
 527         ( "GL_FRAGMENT_SHADER_DERIVATIVE_HINT_ARB", GLenum,
 528           ["ctx->Hint.FragmentShaderDerivative"], "", ["ARB_fragment_shader"] ),
 529
 530         # Unique to ES 2 (not in full GL)
 531         ( "GL_MAX_FRAGMENT_UNIFORM_VECTORS", GLint,
 532           ["ctx->Const.FragmentProgram.MaxUniformComponents / 4"], "", None),
 533         ( "GL_MAX_VARYING_VECTORS", GLint,
 534           ["ctx->Const.MaxVarying"], "", None),
 535         ( "GL_MAX_VERTEX_UNIFORM_VECTORS", GLint,
 536           ["ctx->Const.VertexProgram.MaxUniformComponents / 4"], "", None),
 537         ( "GL_SHADER_COMPILER", GLint, ["1"], "", None),
 538         # OES_get_program_binary
 539         ( "GL_NUM_SHADER_BINARY_FORMATS", GLint, ["0"], "", None),
 540         ( "GL_SHADER_BINARY_FORMATS", GLint, [], "", None),
 541 ]
 542
 543
 544
 545 def ConversionFunc(fromType, toType):
 546         """Return the name of the macro to convert between two data types."""
 547         if fromType == toType:
 548                 return ""
 549         elif fromType == GLfloat and toType == GLint:
 550                 return "IROUND"
 551         elif fromType == GLfloatN and toType == GLfloat:
 552                 return ""
 553         elif fromType == GLint and toType == GLfloat: # but not GLfloatN!
 554                 return "(GLfloat)"
 555         else:
 556                 if fromType == GLfloatN:
 557                         fromType = GLfloat
 558                 fromStr = TypeStrings[fromType]
 559                 fromStr = string.upper(fromStr[2:])
 560                 toStr = TypeStrings[toType]
 561                 toStr = string.upper(toStr[2:])
 562                 return fromStr + "_TO_" + toStr
 563
 564
 565 def EmitGetFunction(stateVars, returnType):
 566         """Emit the code to implement glGetBooleanv, glGetIntegerv or glGetFloatv."""
 567         assert (returnType == GLboolean or
 568                         returnType == GLint or
 569                         returnType == GLfloat)
 570
 571         strType = TypeStrings[returnType]
 572         # Capitalize first letter of return type
 573         if returnType == GLint:
 574                 function = "_mesa_GetIntegerv"
 575         elif returnType == GLboolean:
 576                 function = "_mesa_GetBooleanv"
 577         elif returnType == GLfloat:
 578                 function = "_mesa_GetFloatv"
 579         else:
 580                 abort()
 581
 582         print "void GLAPIENTRY"
 583         print "%s( GLenum pname, %s *params )" % (function, strType)
 584         print "{"
 585         print "   GET_CURRENT_CONTEXT(ctx);"
 586         print "   ASSERT_OUTSIDE_BEGIN_END(ctx);"
 587         print ""
 588         print "   if (!params)"
 589         print "      return;"
 590         print ""
 591         print "   if (ctx->NewState)"
 592         print "      _mesa_update_state(ctx);"
 593         print ""
 594         print "   switch (pname) {"
 595
 596         for (name, varType, state, optionalCode, extensions) in stateVars:
 597                 print "      case " + name + ":"
 598                 if extensions:
 599                         if len(extensions) == 1:
 600                                 print ('         CHECK_EXT1(%s, "%s");' %
 601                                            (extensions[0], function))
 602                         elif len(extensions) == 2:
 603                                 print ('         CHECK_EXT2(%s, %s, "%s");' %
 604                                            (extensions[0], extensions[1], function))
 605                         elif len(extensions) == 3:
 606                                 print ('         CHECK_EXT3(%s, %s, %s, "%s");' %
 607                                            (extensions[0], extensions[1], extensions[2], function))
 608                         else:
 609                                 assert len(extensions) == 4
 610                                 print ('         CHECK_EXT4(%s, %s, %s, %s, "%s");' %
 611                                            (extensions[0], extensions[1], extensions[2], extensions[3], function))
 612                 if optionalCode:
 613                         print "         {"
 614                         print "         " + optionalCode
 615                 conversion = ConversionFunc(varType, returnType)
 616                 n = len(state)
 617                 for i in range(n):
 618                         if conversion:
 619                                 print "         params[%d] = %s(%s);" % (i, conversion, state[i])
 620                         else:
 621                                 print "         params[%d] = %s;" % (i, state[i])
 622                 if optionalCode:
 623                         print "         }"
 624                 print "         break;"
 625
 626         print "      default:"
 627         print '         _mesa_error(ctx, GL_INVALID_ENUM, "gl%s(pname=0x%%x)", pname);' % function
 628         print "   }"
 629         print "}"
 630         print ""
 631         return
 632
 633
 634
 635 def EmitHeader():
 636         """Print the get.c file header."""
 637         print """
 638 /***
 639  ***  NOTE!!!  DO NOT EDIT THIS FILE!!!  IT IS GENERATED BY get_gen.py
 640  ***/
 641
 642 #include "main/glheader.h"
 643 #include "main/context.h"
 644 #include "main/enable.h"
 645 #include "main/extensions.h"
 646 #include "main/fbobject.h"
 647 #include "main/get.h"
 648 #include "main/macros.h"
 649 #include "main/mtypes.h"
 650 #include "main/state.h"
 651 #include "main/texcompress.h"
 652
 653
 654 /* ES1 tokens that should be in gl.h but aren't */
 655 #define GL_MAX_ELEMENTS_INDICES             0x80E9
 656 #define GL_MAX_ELEMENTS_VERTICES            0x80E8
 657
 658
 659 /* ES2 special tokens */
 660 #define GL_MAX_FRAGMENT_UNIFORM_VECTORS     0x8DFD
 661 #define GL_MAX_VARYING_VECTORS              0x8DFC
 662 #define GL_MAX_VARYING_VECTORS              0x8DFC
 663 #define GL_MAX_VERTEX_UNIFORM_VECTORS       0x8DFB
 664 #define GL_SHADER_COMPILER                  0x8DFA
 665 #define GL_PLATFORM_BINARY                  0x8D63
 666 #define GL_SHADER_BINARY_FORMATS            0x8DF8
 667 #define GL_NUM_SHADER_BINARY_FORMATS        0x8DF9
 668
 669
 670 #ifndef GL_OES_matrix_get
 671 #define GL_MODELVIEW_MATRIX_FLOAT_AS_INT_BITS_OES               0x898D
 672 #define GL_PROJECTION_MATRIX_FLOAT_AS_INT_BITS_OES              0x898E
 673 #define GL_TEXTURE_MATRIX_FLOAT_AS_INT_BITS_OES                 0x898F
 674 #endif
 675
 676 #ifndef GL_OES_compressed_paletted_texture
 677 #define GL_PALETTE4_RGB8_OES                                    0x8B90
 678 #define GL_PALETTE4_RGBA8_OES                                   0x8B91
 679 #define GL_PALETTE4_R5_G6_B5_OES                                0x8B92
 680 #define GL_PALETTE4_RGBA4_OES                                   0x8B93
 681 #define GL_PALETTE4_RGB5_A1_OES                                 0x8B94
 682 #define GL_PALETTE8_RGB8_OES                                    0x8B95
 683 #define GL_PALETTE8_RGBA8_OES                                   0x8B96
 684 #define GL_PALETTE8_R5_G6_B5_OES                                0x8B97
 685 #define GL_PALETTE8_RGBA4_OES                                   0x8B98
 686 #define GL_PALETTE8_RGB5_A1_OES                                 0x8B99
 687 #endif
 688
 689
 690 #define FLOAT_TO_BOOLEAN(X)   ( (X) ? GL_TRUE : GL_FALSE )
 691
 692 #define INT_TO_BOOLEAN(I)     ( (I) ? GL_TRUE : GL_FALSE )
 693
 694 #define BOOLEAN_TO_INT(B)     ( (GLint) (B) )
 695 #define BOOLEAN_TO_FLOAT(B)   ( (B) ? 1.0F : 0.0F )
 696
 697
 698 /*
 699  * Check if named extension is enabled, if not generate error and return.
 700  */
 701 #define CHECK_EXT1(EXT1, FUNC)                                         \\
 702    if (!ctx->Extensions.EXT1) {                                        \\
 703       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
 704       return;                                                          \\
 705    }
 706
 707 /*
 708  * Check if either of two extensions is enabled.
 709  */
 710 #define CHECK_EXT2(EXT1, EXT2, FUNC)                                   \\
 711    if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2) {               \\
 712       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
 713       return;                                                          \\
 714    }
 715
 716 /*
 717  * Check if either of three extensions is enabled.
 718  */
 719 #define CHECK_EXT3(EXT1, EXT2, EXT3, FUNC)                             \\
 720    if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2 &&               \\
 721        !ctx->Extensions.EXT3) {                                        \\
 722       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
 723       return;                                                          \\
 724    }
 725
 726 /*
 727  * Check if either of four extensions is enabled.
 728  */
 729 #define CHECK_EXT4(EXT1, EXT2, EXT3, EXT4, FUNC)                       \\
 730    if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2 &&               \\
 731        !ctx->Extensions.EXT3 && !ctx->Extensions.EXT4) {               \\
 732       _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname);  \\
 733       return;                                                          \\
 734    }
 735
 736
 737
 738 /**
 739  * List of compressed texture formats supported by ES.
 740  */
 741 static GLenum compressed_formats[] = {
 742    GL_PALETTE4_RGB8_OES,
 743    GL_PALETTE4_RGBA8_OES,
 744    GL_PALETTE4_R5_G6_B5_OES,
 745    GL_PALETTE4_RGBA4_OES,
 746    GL_PALETTE4_RGB5_A1_OES,
 747    GL_PALETTE8_RGB8_OES,
 748    GL_PALETTE8_RGBA8_OES,
 749    GL_PALETTE8_R5_G6_B5_OES,
 750    GL_PALETTE8_RGBA4_OES,
 751    GL_PALETTE8_RGB5_A1_OES
 752 };
 753
 754 #define ARRAY_SIZE(A)  (sizeof(A) / sizeof(A[0]))
 755
 756 """
 757         return
 758
 759
 760 def EmitAll(stateVars):
 761         EmitHeader()
 762         EmitGetFunction(stateVars, GLboolean)
 763         EmitGetFunction(stateVars, GLfloat)
 764         EmitGetFunction(stateVars, GLint)
 765
 766
 767 def main(args):
 768         # Determine whether to generate ES1 or ES2 queries
 769         if len(args) > 1 and args[1] == "1":
 770                 API = 1
 771         elif len(args) > 1 and args[1] == "2":
 772                 API = 2
 773         else:
 774                 API = 1
 775         #print "len args = %d  API = %d" % (len(args), API)
 776
 777         if API == 1:
 778                 vars = StateVars_common + StateVars_es1
 779         else:
 780                 vars = StateVars_common + StateVars_es2
 781
 782         EmitAll(vars)
 783
 784
 785 main(sys.argv)