src/mesa/main/state.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.3
   4  *
   5  * Copyright (C) 1999-2005  Brian Paul   All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25
  26 /**
  27  * \file state.c
  28  * State management.
  29  *
  30  * This file manages recalculation of derived values in the __GLcontextRec.
  31  * Also, this is where we initialize the API dispatch table.
  32  */
  33
  34 #include "glheader.h"
  35 #include "accum.h"
  36 #include "api_loopback.h"
  37 #if FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program
  38 #include "arbprogram.h"
  39 #endif
  40 #if FEATURE_ATI_fragment_shader
  41 #include "atifragshader.h"
  42 #endif
  43 #include "attrib.h"
  44 #include "blend.h"
  45 #if FEATURE_ARB_vertex_buffer_object
  46 #include "bufferobj.h"
  47 #endif
  48 #include "buffers.h"
  49 #include "clip.h"
  50 #include "colortab.h"
  51 #include "context.h"
  52 #include "convolve.h"
  53 #include "depth.h"
  54 #include "dlist.h"
  55 #include "drawpix.h"
  56 #include "enable.h"
  57 #include "eval.h"
  58 #include "get.h"
  59 #include "feedback.h"
  60 #include "fog.h"
  61 #if FEATURE_EXT_framebuffer_object
  62 #include "fbobject.h"
  63 #endif
  64 #include "hint.h"
  65 #include "histogram.h"
  66 #include "imports.h"
  67 #include "light.h"
  68 #include "lines.h"
  69 #include "macros.h"
  70 #include "matrix.h"
  71 #if FEATURE_ARB_occlusion_query
  72 #include "occlude.h"
  73 #endif
  74 #include "pixel.h"
  75 #include "points.h"
  76 #include "polygon.h"
  77 #include "rastpos.h"
  78 #include "state.h"
  79 #include "stencil.h"
  80 #include "teximage.h"
  81 #include "texobj.h"
  82 #include "texstate.h"
  83 #include "mtypes.h"
  84 #include "varray.h"
  85 #if FEATURE_NV_vertex_program
  86 #include "nvprogram.h"
  87 #endif
  88 #if FEATURE_NV_fragment_program
  89 #include "nvfragprog.h"
  90 #include "nvprogram.h"
  91 #include "program.h"
  92 #endif
  93 #if FEATURE_ARB_shader_objects
  94 #include "shaderobjects.h"
  95 #endif
  96 #include "debug.h"
  97
  98
  99
 100 /**
 101  * Initialize a dispatch table with pointers to Mesa's immediate-mode
 102  * commands.
 103  *
 104  * Pointers to glBegin()/glEnd() object commands and a few others
 105  * are provided via the GLvertexformat interface.
 106  *
 107  * \param exec dispatch table.
 108  * \param tableSize dispatch table size.
 109  */
 110 void
 111 _mesa_init_exec_table(struct _glapi_table *exec)
 112 {
 113 #if _HAVE_FULL_GL
 114    _mesa_loopback_init_api_table( exec );
 115 #endif
 116
 117    /* load the dispatch slots we understand */
 118    exec->AlphaFunc = _mesa_AlphaFunc;
 119    exec->BlendFunc = _mesa_BlendFunc;
 120    exec->Clear = _mesa_Clear;
 121    exec->ClearColor = _mesa_ClearColor;
 122    exec->ClearStencil = _mesa_ClearStencil;
 123    exec->ColorMask = _mesa_ColorMask;
 124    exec->CullFace = _mesa_CullFace;
 125    exec->Disable = _mesa_Disable;
 126    exec->DrawBuffer = _mesa_DrawBuffer;
 127    exec->Enable = _mesa_Enable;
 128    exec->Finish = _mesa_Finish;
 129    exec->Flush = _mesa_Flush;
 130    exec->FrontFace = _mesa_FrontFace;
 131    exec->Frustum = _mesa_Frustum;
 132    exec->GetError = _mesa_GetError;
 133    exec->GetFloatv = _mesa_GetFloatv;
 134    exec->GetString = _mesa_GetString;
 135    exec->InitNames = _mesa_InitNames;
 136    exec->LineStipple = _mesa_LineStipple;
 137    exec->LineWidth = _mesa_LineWidth;
 138    exec->LoadIdentity = _mesa_LoadIdentity;
 139    exec->LoadMatrixf = _mesa_LoadMatrixf;
 140    exec->LoadName = _mesa_LoadName;
 141    exec->LogicOp = _mesa_LogicOp;
 142    exec->MatrixMode = _mesa_MatrixMode;
 143    exec->MultMatrixf = _mesa_MultMatrixf;
 144    exec->Ortho = _mesa_Ortho;
 145    exec->PixelStorei = _mesa_PixelStorei;
 146    exec->PopMatrix = _mesa_PopMatrix;
 147    exec->PopName = _mesa_PopName;
 148    exec->PushMatrix = _mesa_PushMatrix;
 149    exec->PushName = _mesa_PushName;
 150    exec->RasterPos2f = _mesa_RasterPos2f;
 151    exec->RasterPos2fv = _mesa_RasterPos2fv;
 152    exec->RasterPos2i = _mesa_RasterPos2i;
 153    exec->RasterPos2iv = _mesa_RasterPos2iv;
 154    exec->ReadBuffer = _mesa_ReadBuffer;
 155    exec->RenderMode = _mesa_RenderMode;
 156    exec->Rotatef = _mesa_Rotatef;
 157    exec->Scalef = _mesa_Scalef;
 158    exec->Scissor = _mesa_Scissor;
 159    exec->SelectBuffer = _mesa_SelectBuffer;
 160    exec->ShadeModel = _mesa_ShadeModel;
 161    exec->StencilFunc = _mesa_StencilFunc;
 162    exec->StencilMask = _mesa_StencilMask;
 163    exec->StencilOp = _mesa_StencilOp;
 164    exec->TexEnvfv = _mesa_TexEnvfv;
 165    exec->TexEnvi = _mesa_TexEnvi;
 166    exec->TexImage2D = _mesa_TexImage2D;
 167    exec->TexParameteri = _mesa_TexParameteri;
 168    exec->Translatef = _mesa_Translatef;
 169    exec->Viewport = _mesa_Viewport;
 170 #if _HAVE_FULL_GL
 171    exec->Accum = _mesa_Accum;
 172    exec->Bitmap = _mesa_Bitmap;
 173    exec->CallList = _mesa_CallList;
 174    exec->CallLists = _mesa_CallLists;
 175    exec->ClearAccum = _mesa_ClearAccum;
 176    exec->ClearDepth = _mesa_ClearDepth;
 177    exec->ClearIndex = _mesa_ClearIndex;
 178    exec->ClipPlane = _mesa_ClipPlane;
 179    exec->ColorMaterial = _mesa_ColorMaterial;
 180    exec->CopyPixels = _mesa_CopyPixels;
 181    exec->CullParameterfvEXT = _mesa_CullParameterfvEXT;
 182    exec->CullParameterdvEXT = _mesa_CullParameterdvEXT;
 183    exec->DeleteLists = _mesa_DeleteLists;
 184    exec->DepthFunc = _mesa_DepthFunc;
 185    exec->DepthMask = _mesa_DepthMask;
 186    exec->DepthRange = _mesa_DepthRange;
 187    exec->DrawPixels = _mesa_DrawPixels;
 188    exec->EndList = _mesa_EndList;
 189    exec->FeedbackBuffer = _mesa_FeedbackBuffer;
 190    exec->FogCoordPointerEXT = _mesa_FogCoordPointerEXT;
 191    exec->Fogf = _mesa_Fogf;
 192    exec->Fogfv = _mesa_Fogfv;
 193    exec->Fogi = _mesa_Fogi;
 194    exec->Fogiv = _mesa_Fogiv;
 195    exec->GenLists = _mesa_GenLists;
 196    exec->GetClipPlane = _mesa_GetClipPlane;
 197    exec->GetBooleanv = _mesa_GetBooleanv;
 198    exec->GetDoublev = _mesa_GetDoublev;
 199    exec->GetIntegerv = _mesa_GetIntegerv;
 200    exec->GetLightfv = _mesa_GetLightfv;
 201    exec->GetLightiv = _mesa_GetLightiv;
 202    exec->GetMapdv = _mesa_GetMapdv;
 203    exec->GetMapfv = _mesa_GetMapfv;
 204    exec->GetMapiv = _mesa_GetMapiv;
 205    exec->GetMaterialfv = _mesa_GetMaterialfv;
 206    exec->GetMaterialiv = _mesa_GetMaterialiv;
 207    exec->GetPixelMapfv = _mesa_GetPixelMapfv;
 208    exec->GetPixelMapuiv = _mesa_GetPixelMapuiv;
 209    exec->GetPixelMapusv = _mesa_GetPixelMapusv;
 210    exec->GetPolygonStipple = _mesa_GetPolygonStipple;
 211    exec->GetTexEnvfv = _mesa_GetTexEnvfv;
 212    exec->GetTexEnviv = _mesa_GetTexEnviv;
 213    exec->GetTexLevelParameterfv = _mesa_GetTexLevelParameterfv;
 214    exec->GetTexLevelParameteriv = _mesa_GetTexLevelParameteriv;
 215    exec->GetTexParameterfv = _mesa_GetTexParameterfv;
 216    exec->GetTexParameteriv = _mesa_GetTexParameteriv;
 217    exec->GetTexGendv = _mesa_GetTexGendv;
 218    exec->GetTexGenfv = _mesa_GetTexGenfv;
 219    exec->GetTexGeniv = _mesa_GetTexGeniv;
 220    exec->GetTexImage = _mesa_GetTexImage;
 221    exec->Hint = _mesa_Hint;
 222    exec->IndexMask = _mesa_IndexMask;
 223    exec->IsEnabled = _mesa_IsEnabled;
 224    exec->IsList = _mesa_IsList;
 225    exec->LightModelf = _mesa_LightModelf;
 226    exec->LightModelfv = _mesa_LightModelfv;
 227    exec->LightModeli = _mesa_LightModeli;
 228    exec->LightModeliv = _mesa_LightModeliv;
 229    exec->Lightf = _mesa_Lightf;
 230    exec->Lightfv = _mesa_Lightfv;
 231    exec->Lighti = _mesa_Lighti;
 232    exec->Lightiv = _mesa_Lightiv;
 233    exec->ListBase = _mesa_ListBase;
 234    exec->LoadMatrixd = _mesa_LoadMatrixd;
 235    exec->Map1d = _mesa_Map1d;
 236    exec->Map1f = _mesa_Map1f;
 237    exec->Map2d = _mesa_Map2d;
 238    exec->Map2f = _mesa_Map2f;
 239    exec->MapGrid1d = _mesa_MapGrid1d;
 240    exec->MapGrid1f = _mesa_MapGrid1f;
 241    exec->MapGrid2d = _mesa_MapGrid2d;
 242    exec->MapGrid2f = _mesa_MapGrid2f;
 243    exec->MultMatrixd = _mesa_MultMatrixd;
 244    exec->NewList = _mesa_NewList;
 245    exec->PassThrough = _mesa_PassThrough;
 246    exec->PixelMapfv = _mesa_PixelMapfv;
 247    exec->PixelMapuiv = _mesa_PixelMapuiv;
 248    exec->PixelMapusv = _mesa_PixelMapusv;
 249    exec->PixelStoref = _mesa_PixelStoref;
 250    exec->PixelTransferf = _mesa_PixelTransferf;
 251    exec->PixelTransferi = _mesa_PixelTransferi;
 252    exec->PixelZoom = _mesa_PixelZoom;
 253    exec->PointSize = _mesa_PointSize;
 254    exec->PolygonMode = _mesa_PolygonMode;
 255    exec->PolygonOffset = _mesa_PolygonOffset;
 256    exec->PolygonStipple = _mesa_PolygonStipple;
 257    exec->PopAttrib = _mesa_PopAttrib;
 258    exec->PushAttrib = _mesa_PushAttrib;
 259    exec->RasterPos2d = _mesa_RasterPos2d;
 260    exec->RasterPos2dv = _mesa_RasterPos2dv;
 261    exec->RasterPos2s = _mesa_RasterPos2s;
 262    exec->RasterPos2sv = _mesa_RasterPos2sv;
 263    exec->RasterPos3d = _mesa_RasterPos3d;
 264    exec->RasterPos3dv = _mesa_RasterPos3dv;
 265    exec->RasterPos3f = _mesa_RasterPos3f;
 266    exec->RasterPos3fv = _mesa_RasterPos3fv;
 267    exec->RasterPos3i = _mesa_RasterPos3i;
 268    exec->RasterPos3iv = _mesa_RasterPos3iv;
 269    exec->RasterPos3s = _mesa_RasterPos3s;
 270    exec->RasterPos3sv = _mesa_RasterPos3sv;
 271    exec->RasterPos4d = _mesa_RasterPos4d;
 272    exec->RasterPos4dv = _mesa_RasterPos4dv;
 273    exec->RasterPos4f = _mesa_RasterPos4f;
 274    exec->RasterPos4fv = _mesa_RasterPos4fv;
 275    exec->RasterPos4i = _mesa_RasterPos4i;
 276    exec->RasterPos4iv = _mesa_RasterPos4iv;
 277    exec->RasterPos4s = _mesa_RasterPos4s;
 278    exec->RasterPos4sv = _mesa_RasterPos4sv;
 279    exec->ReadPixels = _mesa_ReadPixels;
 280    exec->Rotated = _mesa_Rotated;
 281    exec->Scaled = _mesa_Scaled;
 282    exec->SecondaryColorPointerEXT = _mesa_SecondaryColorPointerEXT;
 283    exec->TexEnvf = _mesa_TexEnvf;
 284    exec->TexEnviv = _mesa_TexEnviv;
 285    exec->TexGend = _mesa_TexGend;
 286    exec->TexGendv = _mesa_TexGendv;
 287    exec->TexGenf = _mesa_TexGenf;
 288    exec->TexGenfv = _mesa_TexGenfv;
 289    exec->TexGeni = _mesa_TexGeni;
 290    exec->TexGeniv = _mesa_TexGeniv;
 291    exec->TexImage1D = _mesa_TexImage1D;
 292    exec->TexParameterf = _mesa_TexParameterf;
 293    exec->TexParameterfv = _mesa_TexParameterfv;
 294    exec->TexParameteriv = _mesa_TexParameteriv;
 295    exec->Translated = _mesa_Translated;
 296 #endif
 297
 298    /* 1.1 */
 299    exec->BindTexture = _mesa_BindTexture;
 300    exec->DeleteTextures = _mesa_DeleteTextures;
 301    exec->GenTextures = _mesa_GenTextures;
 302 #if _HAVE_FULL_GL
 303    exec->AreTexturesResident = _mesa_AreTexturesResident;
 304    exec->AreTexturesResidentEXT = _mesa_AreTexturesResident;
 305    exec->ColorPointer = _mesa_ColorPointer;
 306    exec->CopyTexImage1D = _mesa_CopyTexImage1D;
 307    exec->CopyTexImage2D = _mesa_CopyTexImage2D;
 308    exec->CopyTexSubImage1D = _mesa_CopyTexSubImage1D;
 309    exec->CopyTexSubImage2D = _mesa_CopyTexSubImage2D;
 310    exec->DisableClientState = _mesa_DisableClientState;
 311    exec->EdgeFlagPointer = _mesa_EdgeFlagPointer;
 312    exec->EnableClientState = _mesa_EnableClientState;
 313    exec->GenTexturesEXT = _mesa_GenTextures;
 314    exec->GetPointerv = _mesa_GetPointerv;
 315    exec->IndexPointer = _mesa_IndexPointer;
 316    exec->InterleavedArrays = _mesa_InterleavedArrays;
 317    exec->IsTexture = _mesa_IsTexture;
 318    exec->IsTextureEXT = _mesa_IsTexture;
 319    exec->NormalPointer = _mesa_NormalPointer;
 320    exec->PopClientAttrib = _mesa_PopClientAttrib;
 321    exec->PrioritizeTextures = _mesa_PrioritizeTextures;
 322    exec->PushClientAttrib = _mesa_PushClientAttrib;
 323    exec->TexCoordPointer = _mesa_TexCoordPointer;
 324    exec->TexSubImage1D = _mesa_TexSubImage1D;
 325    exec->TexSubImage2D = _mesa_TexSubImage2D;
 326    exec->VertexPointer = _mesa_VertexPointer;
 327 #endif
 328
 329    /* 1.2 */
 330 #if _HAVE_FULL_GL
 331    exec->CopyTexSubImage3D = _mesa_CopyTexSubImage3D;
 332    exec->TexImage3D = _mesa_TexImage3D;
 333    exec->TexSubImage3D = _mesa_TexSubImage3D;
 334 #endif
 335
 336    /* OpenGL 1.2  GL_ARB_imaging */
 337 #if _HAVE_FULL_GL
 338    exec->BlendColor = _mesa_BlendColor;
 339    exec->BlendEquation = _mesa_BlendEquation;
 340    exec->BlendEquationSeparateEXT = _mesa_BlendEquationSeparateEXT;
 341    exec->ColorSubTable = _mesa_ColorSubTable;
 342    exec->ColorTable = _mesa_ColorTable;
 343    exec->ColorTableParameterfv = _mesa_ColorTableParameterfv;
 344    exec->ColorTableParameteriv = _mesa_ColorTableParameteriv;
 345    exec->ConvolutionFilter1D = _mesa_ConvolutionFilter1D;
 346    exec->ConvolutionFilter2D = _mesa_ConvolutionFilter2D;
 347    exec->ConvolutionParameterf = _mesa_ConvolutionParameterf;
 348    exec->ConvolutionParameterfv = _mesa_ConvolutionParameterfv;
 349    exec->ConvolutionParameteri = _mesa_ConvolutionParameteri;
 350    exec->ConvolutionParameteriv = _mesa_ConvolutionParameteriv;
 351    exec->CopyColorSubTable = _mesa_CopyColorSubTable;
 352    exec->CopyColorTable = _mesa_CopyColorTable;
 353    exec->CopyConvolutionFilter1D = _mesa_CopyConvolutionFilter1D;
 354    exec->CopyConvolutionFilter2D = _mesa_CopyConvolutionFilter2D;
 355    exec->GetColorTable = _mesa_GetColorTable;
 356    exec->GetColorTableEXT = _mesa_GetColorTable;
 357    exec->GetColorTableParameterfv = _mesa_GetColorTableParameterfv;
 358    exec->GetColorTableParameterfvEXT = _mesa_GetColorTableParameterfv;
 359    exec->GetColorTableParameteriv = _mesa_GetColorTableParameteriv;
 360    exec->GetColorTableParameterivEXT = _mesa_GetColorTableParameteriv;
 361    exec->GetConvolutionFilter = _mesa_GetConvolutionFilter;
 362    exec->GetConvolutionFilterEXT = _mesa_GetConvolutionFilter;
 363    exec->GetConvolutionParameterfv = _mesa_GetConvolutionParameterfv;
 364    exec->GetConvolutionParameterfvEXT = _mesa_GetConvolutionParameterfv;
 365    exec->GetConvolutionParameteriv = _mesa_GetConvolutionParameteriv;
 366    exec->GetConvolutionParameterivEXT = _mesa_GetConvolutionParameteriv;
 367    exec->GetHistogram = _mesa_GetHistogram;
 368    exec->GetHistogramEXT = _mesa_GetHistogram;
 369    exec->GetHistogramParameterfv = _mesa_GetHistogramParameterfv;
 370    exec->GetHistogramParameterfvEXT = _mesa_GetHistogramParameterfv;
 371    exec->GetHistogramParameteriv = _mesa_GetHistogramParameteriv;
 372    exec->GetHistogramParameterivEXT = _mesa_GetHistogramParameteriv;
 373    exec->GetMinmax = _mesa_GetMinmax;
 374    exec->GetMinmaxEXT = _mesa_GetMinmax;
 375    exec->GetMinmaxParameterfv = _mesa_GetMinmaxParameterfv;
 376    exec->GetMinmaxParameterfvEXT = _mesa_GetMinmaxParameterfv;
 377    exec->GetMinmaxParameteriv = _mesa_GetMinmaxParameteriv;
 378    exec->GetMinmaxParameterivEXT = _mesa_GetMinmaxParameteriv;
 379    exec->GetSeparableFilter = _mesa_GetSeparableFilter;
 380    exec->GetSeparableFilterEXT = _mesa_GetSeparableFilter;
 381    exec->Histogram = _mesa_Histogram;
 382    exec->Minmax = _mesa_Minmax;
 383    exec->ResetHistogram = _mesa_ResetHistogram;
 384    exec->ResetMinmax = _mesa_ResetMinmax;
 385    exec->SeparableFilter2D = _mesa_SeparableFilter2D;
 386 #endif
 387
 388    /* OpenGL 2.0 */
 389    exec->StencilFuncSeparate = _mesa_StencilFuncSeparate;
 390    exec->StencilMaskSeparate = _mesa_StencilMaskSeparate;
 391    exec->StencilOpSeparate = _mesa_StencilOpSeparate;
 392
 393    /* 2. GL_EXT_blend_color */
 394 #if 0
 395 /*    exec->BlendColorEXT = _mesa_BlendColorEXT; */
 396 #endif
 397
 398    /* 3. GL_EXT_polygon_offset */
 399 #if _HAVE_FULL_GL
 400    exec->PolygonOffsetEXT = _mesa_PolygonOffsetEXT;
 401 #endif
 402
 403    /* 6. GL_EXT_texture3d */
 404 #if 0
 405 /*    exec->CopyTexSubImage3DEXT = _mesa_CopyTexSubImage3D; */
 406 /*    exec->TexImage3DEXT = _mesa_TexImage3DEXT; */
 407 /*    exec->TexSubImage3DEXT = _mesa_TexSubImage3D; */
 408 #endif
 409
 410    /* 11. GL_EXT_histogram */
 411 #if _HAVE_FULL_GL
 412    exec->GetHistogramEXT = _mesa_GetHistogram;
 413    exec->GetHistogramParameterfvEXT = _mesa_GetHistogramParameterfv;
 414    exec->GetHistogramParameterivEXT = _mesa_GetHistogramParameteriv;
 415    exec->GetMinmaxEXT = _mesa_GetMinmax;
 416    exec->GetMinmaxParameterfvEXT = _mesa_GetMinmaxParameterfv;
 417    exec->GetMinmaxParameterivEXT = _mesa_GetMinmaxParameteriv;
 418 #endif
 419
 420    /* ?. GL_SGIX_pixel_texture */
 421 #if _HAVE_FULL_GL
 422    exec->PixelTexGenSGIX = _mesa_PixelTexGenSGIX;
 423 #endif
 424
 425    /* 15. GL_SGIS_pixel_texture */
 426 #if _HAVE_FULL_GL
 427    exec->PixelTexGenParameteriSGIS = _mesa_PixelTexGenParameteriSGIS;
 428    exec->PixelTexGenParameterivSGIS = _mesa_PixelTexGenParameterivSGIS;
 429    exec->PixelTexGenParameterfSGIS = _mesa_PixelTexGenParameterfSGIS;
 430    exec->PixelTexGenParameterfvSGIS = _mesa_PixelTexGenParameterfvSGIS;
 431    exec->GetPixelTexGenParameterivSGIS = _mesa_GetPixelTexGenParameterivSGIS;
 432    exec->GetPixelTexGenParameterfvSGIS = _mesa_GetPixelTexGenParameterfvSGIS;
 433 #endif
 434
 435    /* 30. GL_EXT_vertex_array */
 436 #if _HAVE_FULL_GL
 437    exec->ColorPointerEXT = _mesa_ColorPointerEXT;
 438    exec->EdgeFlagPointerEXT = _mesa_EdgeFlagPointerEXT;
 439    exec->IndexPointerEXT = _mesa_IndexPointerEXT;
 440    exec->NormalPointerEXT = _mesa_NormalPointerEXT;
 441    exec->TexCoordPointerEXT = _mesa_TexCoordPointerEXT;
 442    exec->VertexPointerEXT = _mesa_VertexPointerEXT;
 443 #endif
 444
 445    /* 37. GL_EXT_blend_minmax */
 446 #if 0
 447    exec->BlendEquationEXT = _mesa_BlendEquationEXT;
 448 #endif
 449
 450    /* 54. GL_EXT_point_parameters */
 451 #if _HAVE_FULL_GL
 452    exec->PointParameterfEXT = _mesa_PointParameterfEXT;
 453    exec->PointParameterfvEXT = _mesa_PointParameterfvEXT;
 454 #endif
 455
 456    /* 78. GL_EXT_paletted_texture */
 457 #if 0
 458    exec->ColorTableEXT = _mesa_ColorTableEXT;
 459    exec->ColorSubTableEXT = _mesa_ColorSubTableEXT;
 460 #endif
 461 #if _HAVE_FULL_GL
 462    exec->GetColorTableEXT = _mesa_GetColorTable;
 463    exec->GetColorTableParameterfvEXT = _mesa_GetColorTableParameterfv;
 464    exec->GetColorTableParameterivEXT = _mesa_GetColorTableParameteriv;
 465 #endif
 466
 467    /* 97. GL_EXT_compiled_vertex_array */
 468 #if _HAVE_FULL_GL
 469    exec->LockArraysEXT = _mesa_LockArraysEXT;
 470    exec->UnlockArraysEXT = _mesa_UnlockArraysEXT;
 471 #endif
 472
 473    /* 148. GL_EXT_multi_draw_arrays */
 474 #if _HAVE_FULL_GL
 475    exec->MultiDrawArraysEXT = _mesa_MultiDrawArraysEXT;
 476    exec->MultiDrawElementsEXT = _mesa_MultiDrawElementsEXT;
 477 #endif
 478
 479    /* 173. GL_INGR_blend_func_separate */
 480 #if _HAVE_FULL_GL
 481    exec->BlendFuncSeparateEXT = _mesa_BlendFuncSeparateEXT;
 482 #endif
 483
 484    /* 196. GL_MESA_resize_buffers */
 485 #if _HAVE_FULL_GL
 486    exec->ResizeBuffersMESA = _mesa_ResizeBuffersMESA;
 487 #endif
 488
 489    /* 197. GL_MESA_window_pos */
 490 #if _HAVE_FULL_GL
 491    exec->WindowPos2dMESA = _mesa_WindowPos2dMESA;
 492    exec->WindowPos2dvMESA = _mesa_WindowPos2dvMESA;
 493    exec->WindowPos2fMESA = _mesa_WindowPos2fMESA;
 494    exec->WindowPos2fvMESA = _mesa_WindowPos2fvMESA;
 495    exec->WindowPos2iMESA = _mesa_WindowPos2iMESA;
 496    exec->WindowPos2ivMESA = _mesa_WindowPos2ivMESA;
 497    exec->WindowPos2sMESA = _mesa_WindowPos2sMESA;
 498    exec->WindowPos2svMESA = _mesa_WindowPos2svMESA;
 499    exec->WindowPos3dMESA = _mesa_WindowPos3dMESA;
 500    exec->WindowPos3dvMESA = _mesa_WindowPos3dvMESA;
 501    exec->WindowPos3fMESA = _mesa_WindowPos3fMESA;
 502    exec->WindowPos3fvMESA = _mesa_WindowPos3fvMESA;
 503    exec->WindowPos3iMESA = _mesa_WindowPos3iMESA;
 504    exec->WindowPos3ivMESA = _mesa_WindowPos3ivMESA;
 505    exec->WindowPos3sMESA = _mesa_WindowPos3sMESA;
 506    exec->WindowPos3svMESA = _mesa_WindowPos3svMESA;
 507    exec->WindowPos4dMESA = _mesa_WindowPos4dMESA;
 508    exec->WindowPos4dvMESA = _mesa_WindowPos4dvMESA;
 509    exec->WindowPos4fMESA = _mesa_WindowPos4fMESA;
 510    exec->WindowPos4fvMESA = _mesa_WindowPos4fvMESA;
 511    exec->WindowPos4iMESA = _mesa_WindowPos4iMESA;
 512    exec->WindowPos4ivMESA = _mesa_WindowPos4ivMESA;
 513    exec->WindowPos4sMESA = _mesa_WindowPos4sMESA;
 514    exec->WindowPos4svMESA = _mesa_WindowPos4svMESA;
 515 #endif
 516
 517    /* 200. GL_IBM_multimode_draw_arrays */
 518 #if _HAVE_FULL_GL
 519    exec->MultiModeDrawArraysIBM = _mesa_MultiModeDrawArraysIBM;
 520    exec->MultiModeDrawElementsIBM = _mesa_MultiModeDrawElementsIBM;
 521 #endif
 522
 523    /* 233. GL_NV_vertex_program */
 524 #if FEATURE_NV_vertex_program
 525    exec->BindProgramNV = _mesa_BindProgram;
 526    exec->DeleteProgramsNV = _mesa_DeletePrograms;
 527    exec->ExecuteProgramNV = _mesa_ExecuteProgramNV;
 528    exec->GenProgramsNV = _mesa_GenPrograms;
 529    exec->AreProgramsResidentNV = _mesa_AreProgramsResidentNV;
 530    exec->RequestResidentProgramsNV = _mesa_RequestResidentProgramsNV;
 531    exec->GetProgramParameterfvNV = _mesa_GetProgramParameterfvNV;
 532    exec->GetProgramParameterdvNV = _mesa_GetProgramParameterdvNV;
 533    exec->GetProgramivNV = _mesa_GetProgramivNV;
 534    exec->GetProgramStringNV = _mesa_GetProgramStringNV;
 535    exec->GetTrackMatrixivNV = _mesa_GetTrackMatrixivNV;
 536    exec->GetVertexAttribdvNV = _mesa_GetVertexAttribdvNV;
 537    exec->GetVertexAttribfvNV = _mesa_GetVertexAttribfvNV;
 538    exec->GetVertexAttribivNV = _mesa_GetVertexAttribivNV;
 539    exec->GetVertexAttribPointervNV = _mesa_GetVertexAttribPointervNV;
 540    exec->IsProgramNV = _mesa_IsProgram;
 541    exec->LoadProgramNV = _mesa_LoadProgramNV;
 542    exec->ProgramParameter4dNV = _mesa_ProgramParameter4dNV;
 543    exec->ProgramParameter4dvNV = _mesa_ProgramParameter4dvNV;
 544    exec->ProgramParameter4fNV = _mesa_ProgramParameter4fNV;
 545    exec->ProgramParameter4fvNV = _mesa_ProgramParameter4fvNV;
 546    exec->ProgramParameters4dvNV = _mesa_ProgramParameters4dvNV;
 547    exec->ProgramParameters4fvNV = _mesa_ProgramParameters4fvNV;
 548    exec->TrackMatrixNV = _mesa_TrackMatrixNV;
 549    exec->VertexAttribPointerNV = _mesa_VertexAttribPointerNV;
 550    /* glVertexAttrib*NV functions handled in api_loopback.c */
 551 #endif
 552
 553    /* 282. GL_NV_fragment_program */
 554 #if FEATURE_NV_fragment_program
 555    exec->ProgramNamedParameter4fNV = _mesa_ProgramNamedParameter4fNV;
 556    exec->ProgramNamedParameter4dNV = _mesa_ProgramNamedParameter4dNV;
 557    exec->ProgramNamedParameter4fvNV = _mesa_ProgramNamedParameter4fvNV;
 558    exec->ProgramNamedParameter4dvNV = _mesa_ProgramNamedParameter4dvNV;
 559    exec->GetProgramNamedParameterfvNV = _mesa_GetProgramNamedParameterfvNV;
 560    exec->GetProgramNamedParameterdvNV = _mesa_GetProgramNamedParameterdvNV;
 561    exec->ProgramLocalParameter4dARB = _mesa_ProgramLocalParameter4dARB;
 562    exec->ProgramLocalParameter4dvARB = _mesa_ProgramLocalParameter4dvARB;
 563    exec->ProgramLocalParameter4fARB = _mesa_ProgramLocalParameter4fARB;
 564    exec->ProgramLocalParameter4fvARB = _mesa_ProgramLocalParameter4fvARB;
 565    exec->GetProgramLocalParameterdvARB = _mesa_GetProgramLocalParameterdvARB;
 566    exec->GetProgramLocalParameterfvARB = _mesa_GetProgramLocalParameterfvARB;
 567 #endif
 568
 569    /* 262. GL_NV_point_sprite */
 570 #if _HAVE_FULL_GL
 571    exec->PointParameteriNV = _mesa_PointParameteriNV;
 572    exec->PointParameterivNV = _mesa_PointParameterivNV;
 573 #endif
 574
 575    /* 268. GL_EXT_stencil_two_side */
 576 #if _HAVE_FULL_GL
 577    exec->ActiveStencilFaceEXT = _mesa_ActiveStencilFaceEXT;
 578 #endif
 579
 580    /* ???. GL_EXT_depth_bounds_test */
 581    exec->DepthBoundsEXT = _mesa_DepthBoundsEXT;
 582
 583    /* ARB 1. GL_ARB_multitexture */
 584 #if _HAVE_FULL_GL
 585    exec->ActiveTextureARB = _mesa_ActiveTextureARB;
 586    exec->ClientActiveTextureARB = _mesa_ClientActiveTextureARB;
 587 #endif
 588
 589    /* ARB 3. GL_ARB_transpose_matrix */
 590 #if _HAVE_FULL_GL
 591    exec->LoadTransposeMatrixdARB = _mesa_LoadTransposeMatrixdARB;
 592    exec->LoadTransposeMatrixfARB = _mesa_LoadTransposeMatrixfARB;
 593    exec->MultTransposeMatrixdARB = _mesa_MultTransposeMatrixdARB;
 594    exec->MultTransposeMatrixfARB = _mesa_MultTransposeMatrixfARB;
 595 #endif
 596
 597    /* ARB 5. GL_ARB_multisample */
 598 #if _HAVE_FULL_GL
 599    exec->SampleCoverageARB = _mesa_SampleCoverageARB;
 600 #endif
 601
 602    /* ARB 12. GL_ARB_texture_compression */
 603 #if _HAVE_FULL_GL
 604    exec->CompressedTexImage3DARB = _mesa_CompressedTexImage3DARB;
 605    exec->CompressedTexImage2DARB = _mesa_CompressedTexImage2DARB;
 606    exec->CompressedTexImage1DARB = _mesa_CompressedTexImage1DARB;
 607    exec->CompressedTexSubImage3DARB = _mesa_CompressedTexSubImage3DARB;
 608    exec->CompressedTexSubImage2DARB = _mesa_CompressedTexSubImage2DARB;
 609    exec->CompressedTexSubImage1DARB = _mesa_CompressedTexSubImage1DARB;
 610    exec->GetCompressedTexImageARB = _mesa_GetCompressedTexImageARB;
 611 #endif
 612
 613    /* ARB 14. GL_ARB_point_parameters */
 614    /* reuse EXT_point_parameters functions */
 615
 616    /* ARB 26. GL_ARB_vertex_program */
 617    /* ARB 27. GL_ARB_fragment_program */
 618 #if FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program
 619    /* glVertexAttrib1sARB aliases glVertexAttrib1sNV */
 620    /* glVertexAttrib1fARB aliases glVertexAttrib1fNV */
 621    /* glVertexAttrib1dARB aliases glVertexAttrib1dNV */
 622    /* glVertexAttrib2sARB aliases glVertexAttrib2sNV */
 623    /* glVertexAttrib2fARB aliases glVertexAttrib2fNV */
 624    /* glVertexAttrib2dARB aliases glVertexAttrib2dNV */
 625    /* glVertexAttrib3sARB aliases glVertexAttrib3sNV */
 626    /* glVertexAttrib3fARB aliases glVertexAttrib3fNV */
 627    /* glVertexAttrib3dARB aliases glVertexAttrib3dNV */
 628    /* glVertexAttrib4sARB aliases glVertexAttrib4sNV */
 629    /* glVertexAttrib4fARB aliases glVertexAttrib4fNV */
 630    /* glVertexAttrib4dARB aliases glVertexAttrib4dNV */
 631    /* glVertexAttrib4NubARB aliases glVertexAttrib4NubNV */
 632    /* glVertexAttrib1svARB aliases glVertexAttrib1svNV */
 633    /* glVertexAttrib1fvARB aliases glVertexAttrib1fvNV */
 634    /* glVertexAttrib1dvARB aliases glVertexAttrib1dvNV */
 635    /* glVertexAttrib2svARB aliases glVertexAttrib2svNV */
 636    /* glVertexAttrib2fvARB aliases glVertexAttrib2fvNV */
 637    /* glVertexAttrib2dvARB aliases glVertexAttrib2dvNV */
 638    /* glVertexAttrib3svARB aliases glVertexAttrib3svNV */
 639    /* glVertexAttrib3fvARB aliases glVertexAttrib3fvNV */
 640    /* glVertexAttrib3dvARB aliases glVertexAttrib3dvNV */
 641    /* glVertexAttrib4svARB aliases glVertexAttrib4svNV */
 642    /* glVertexAttrib4fvARB aliases glVertexAttrib4fvNV */
 643    /* glVertexAttrib4dvARB aliases glVertexAttrib4dvNV */
 644    /* glVertexAttrib4NubvARB aliases glVertexAttrib4NubvNV */
 645    /* glVertexAttrib4bvARB handled in api_loopback.c */
 646    /* glVertexAttrib4ivARB handled in api_loopback.c */
 647    /* glVertexAttrib4ubvARB handled in api_loopback.c */
 648    /* glVertexAttrib4usvARB handled in api_loopback.c */
 649    /* glVertexAttrib4uivARB handled in api_loopback.c */
 650    /* glVertexAttrib4NbvARB handled in api_loopback.c */
 651    /* glVertexAttrib4NsvARB handled in api_loopback.c */
 652    /* glVertexAttrib4NivARB handled in api_loopback.c */
 653    /* glVertexAttrib4NusvARB handled in api_loopback.c */
 654    /* glVertexAttrib4NuivARB handled in api_loopback.c */
 655    exec->VertexAttribPointerARB = _mesa_VertexAttribPointerARB;
 656    exec->EnableVertexAttribArrayARB = _mesa_EnableVertexAttribArrayARB;
 657    exec->DisableVertexAttribArrayARB = _mesa_DisableVertexAttribArrayARB;
 658    exec->ProgramStringARB = _mesa_ProgramStringARB;
 659    /* glBindProgramARB aliases glBindProgramNV */
 660    /* glDeleteProgramsARB aliases glDeleteProgramsNV */
 661    /* glGenProgramsARB aliases glGenProgramsNV */
 662    /* glIsProgramARB aliases glIsProgramNV */
 663    exec->GetVertexAttribdvARB = _mesa_GetVertexAttribdvARB;
 664    exec->GetVertexAttribfvARB = _mesa_GetVertexAttribfvARB;
 665    exec->GetVertexAttribivARB = _mesa_GetVertexAttribivARB;
 666    /* glGetVertexAttribPointervARB aliases glGetVertexAttribPointervNV */
 667    exec->ProgramEnvParameter4dARB = _mesa_ProgramEnvParameter4dARB;
 668    exec->ProgramEnvParameter4dvARB = _mesa_ProgramEnvParameter4dvARB;
 669    exec->ProgramEnvParameter4fARB = _mesa_ProgramEnvParameter4fARB;
 670    exec->ProgramEnvParameter4fvARB = _mesa_ProgramEnvParameter4fvARB;
 671    exec->ProgramLocalParameter4dARB = _mesa_ProgramLocalParameter4dARB;
 672    exec->ProgramLocalParameter4dvARB = _mesa_ProgramLocalParameter4dvARB;
 673    exec->ProgramLocalParameter4fARB = _mesa_ProgramLocalParameter4fARB;
 674    exec->ProgramLocalParameter4fvARB = _mesa_ProgramLocalParameter4fvARB;
 675    exec->GetProgramEnvParameterdvARB = _mesa_GetProgramEnvParameterdvARB;
 676    exec->GetProgramEnvParameterfvARB = _mesa_GetProgramEnvParameterfvARB;
 677    exec->GetProgramLocalParameterdvARB = _mesa_GetProgramLocalParameterdvARB;
 678    exec->GetProgramLocalParameterfvARB = _mesa_GetProgramLocalParameterfvARB;
 679    exec->GetProgramivARB = _mesa_GetProgramivARB;
 680    exec->GetProgramStringARB = _mesa_GetProgramStringARB;
 681 #endif
 682
 683    /* ARB 28. GL_ARB_vertex_buffer_object */
 684 #if FEATURE_ARB_vertex_buffer_object
 685    exec->BindBufferARB = _mesa_BindBufferARB;
 686    exec->BufferDataARB = _mesa_BufferDataARB;
 687    exec->BufferSubDataARB = _mesa_BufferSubDataARB;
 688    exec->DeleteBuffersARB = _mesa_DeleteBuffersARB;
 689    exec->GenBuffersARB = _mesa_GenBuffersARB;
 690    exec->GetBufferParameterivARB = _mesa_GetBufferParameterivARB;
 691    exec->GetBufferPointervARB = _mesa_GetBufferPointervARB;
 692    exec->GetBufferSubDataARB = _mesa_GetBufferSubDataARB;
 693    exec->IsBufferARB = _mesa_IsBufferARB;
 694    exec->MapBufferARB = _mesa_MapBufferARB;
 695    exec->UnmapBufferARB = _mesa_UnmapBufferARB;
 696 #endif
 697
 698    /* ARB 29. GL_ARB_occlusion_query */
 699 #if FEATURE_ARB_occlusion_query
 700    exec->GenQueriesARB = _mesa_GenQueriesARB;
 701    exec->DeleteQueriesARB = _mesa_DeleteQueriesARB;
 702    exec->IsQueryARB = _mesa_IsQueryARB;
 703    exec->BeginQueryARB = _mesa_BeginQueryARB;
 704    exec->EndQueryARB = _mesa_EndQueryARB;
 705    exec->GetQueryivARB = _mesa_GetQueryivARB;
 706    exec->GetQueryObjectivARB = _mesa_GetQueryObjectivARB;
 707    exec->GetQueryObjectuivARB = _mesa_GetQueryObjectuivARB;
 708 #endif
 709
 710    /* ARB 37. GL_ARB_draw_buffers */
 711    exec->DrawBuffersARB = _mesa_DrawBuffersARB;
 712
 713 #if FEATURE_ARB_shader_objects
 714    exec->DeleteObjectARB = _mesa_DeleteObjectARB;
 715    exec->GetHandleARB = _mesa_GetHandleARB;
 716    exec->DetachObjectARB = _mesa_DetachObjectARB;
 717    exec->CreateShaderObjectARB = _mesa_CreateShaderObjectARB;
 718    exec->ShaderSourceARB = _mesa_ShaderSourceARB;
 719    exec->CompileShaderARB = _mesa_CompileShaderARB;
 720    exec->CreateProgramObjectARB = _mesa_CreateProgramObjectARB;
 721    exec->AttachObjectARB = _mesa_AttachObjectARB;
 722    exec->LinkProgramARB = _mesa_LinkProgramARB;
 723    exec->UseProgramObjectARB = _mesa_UseProgramObjectARB;
 724    exec->ValidateProgramARB = _mesa_ValidateProgramARB;
 725    exec->Uniform1fARB = _mesa_Uniform1fARB;
 726    exec->Uniform2fARB = _mesa_Uniform2fARB;
 727    exec->Uniform3fARB = _mesa_Uniform3fARB;
 728    exec->Uniform4fARB = _mesa_Uniform4fARB;
 729    exec->Uniform1iARB = _mesa_Uniform1iARB;
 730    exec->Uniform2iARB = _mesa_Uniform2iARB;
 731    exec->Uniform3iARB = _mesa_Uniform3iARB;
 732    exec->Uniform4iARB = _mesa_Uniform4iARB;
 733    exec->Uniform1fvARB = _mesa_Uniform1fvARB;
 734    exec->Uniform2fvARB = _mesa_Uniform2fvARB;
 735    exec->Uniform3fvARB = _mesa_Uniform3fvARB;
 736    exec->Uniform4fvARB = _mesa_Uniform4fvARB;
 737    exec->Uniform1ivARB = _mesa_Uniform1ivARB;
 738    exec->Uniform2ivARB = _mesa_Uniform2ivARB;
 739    exec->Uniform3ivARB = _mesa_Uniform3ivARB;
 740    exec->Uniform4ivARB = _mesa_Uniform4ivARB;
 741    exec->UniformMatrix2fvARB = _mesa_UniformMatrix2fvARB;
 742    exec->UniformMatrix3fvARB = _mesa_UniformMatrix3fvARB;
 743    exec->UniformMatrix4fvARB = _mesa_UniformMatrix4fvARB;
 744    exec->GetObjectParameterfvARB = _mesa_GetObjectParameterfvARB;
 745    exec->GetObjectParameterivARB = _mesa_GetObjectParameterivARB;
 746    exec->GetInfoLogARB = _mesa_GetInfoLogARB;
 747    exec->GetAttachedObjectsARB = _mesa_GetAttachedObjectsARB;
 748    exec->GetUniformLocationARB = _mesa_GetUniformLocationARB;
 749    exec->GetActiveUniformARB = _mesa_GetActiveUniformARB;
 750    exec->GetUniformfvARB = _mesa_GetUniformfvARB;
 751    exec->GetUniformivARB = _mesa_GetUniformivARB;
 752    exec->GetShaderSourceARB = _mesa_GetShaderSourceARB;
 753 #if FEATURE_ARB_vertex_shader
 754    exec->BindAttribLocationARB = _mesa_BindAttribLocationARB;
 755    exec->GetActiveAttribARB = _mesa_GetActiveAttribARB;
 756    exec->GetAttribLocationARB = _mesa_GetAttribLocationARB;
 757 #endif
 758 #endif    /* FEATURE_ARB_shader_objects */
 759
 760   /* GL_ATI_fragment_shader */
 761 #if FEATURE_ATI_fragment_shader
 762    exec->GenFragmentShadersATI = _mesa_GenFragmentShadersATI;
 763    exec->BindFragmentShaderATI = _mesa_BindFragmentShaderATI;
 764    exec->DeleteFragmentShaderATI = _mesa_DeleteFragmentShaderATI;
 765    exec->BeginFragmentShaderATI = _mesa_BeginFragmentShaderATI;
 766    exec->EndFragmentShaderATI = _mesa_EndFragmentShaderATI;
 767    exec->PassTexCoordATI = _mesa_PassTexCoordATI;
 768    exec->SampleMapATI = _mesa_SampleMapATI;
 769    exec->ColorFragmentOp1ATI = _mesa_ColorFragmentOp1ATI;
 770    exec->ColorFragmentOp2ATI = _mesa_ColorFragmentOp2ATI;
 771    exec->ColorFragmentOp3ATI = _mesa_ColorFragmentOp3ATI;
 772    exec->AlphaFragmentOp1ATI = _mesa_AlphaFragmentOp1ATI;
 773    exec->AlphaFragmentOp2ATI = _mesa_AlphaFragmentOp2ATI;
 774    exec->AlphaFragmentOp3ATI = _mesa_AlphaFragmentOp3ATI;
 775    exec->SetFragmentShaderConstantATI = _mesa_SetFragmentShaderConstantATI;
 776 #endif
 777
 778 #if FEATURE_EXT_framebuffer_object
 779    exec->IsRenderbufferEXT = _mesa_IsRenderbufferEXT;
 780    exec->BindRenderbufferEXT = _mesa_BindRenderbufferEXT;
 781    exec->DeleteRenderbuffersEXT = _mesa_DeleteRenderbuffersEXT;
 782    exec->GenRenderbuffersEXT = _mesa_GenRenderbuffersEXT;
 783    exec->RenderbufferStorageEXT = _mesa_RenderbufferStorageEXT;
 784    exec->GetRenderbufferParameterivEXT = _mesa_GetRenderbufferParameterivEXT;
 785    exec->IsFramebufferEXT = _mesa_IsFramebufferEXT;
 786    exec->BindFramebufferEXT = _mesa_BindFramebufferEXT;
 787    exec->DeleteFramebuffersEXT = _mesa_DeleteFramebuffersEXT;
 788    exec->GenFramebuffersEXT = _mesa_GenFramebuffersEXT;
 789    exec->CheckFramebufferStatusEXT = _mesa_CheckFramebufferStatusEXT;
 790    exec->FramebufferTexture1DEXT = _mesa_FramebufferTexture1DEXT;
 791    exec->FramebufferTexture2DEXT = _mesa_FramebufferTexture2DEXT;
 792    exec->FramebufferTexture3DEXT = _mesa_FramebufferTexture3DEXT;
 793    exec->FramebufferRenderbufferEXT = _mesa_FramebufferRenderbufferEXT;
 794    exec->GetFramebufferAttachmentParameterivEXT = _mesa_GetFramebufferAttachmentParameterivEXT;
 795    exec->GenerateMipmapEXT = _mesa_GenerateMipmapEXT;
 796 #endif
 797 }
 798
 799
 800
 801 /**********************************************************************/
 802 /** \name State update logic */
 803 /*@{*/
 804
 805
 806 static void
 807 update_separate_specular( GLcontext *ctx )
 808 {
 809    if (NEED_SECONDARY_COLOR(ctx))
 810       ctx->_TriangleCaps |= DD_SEPARATE_SPECULAR;
 811    else
 812       ctx->_TriangleCaps &= ~DD_SEPARATE_SPECULAR;
 813 }
 814
 815
 816 /**
 817  * Update state dependent on vertex arrays.
 818  */
 819 static void
 820 update_arrays( GLcontext *ctx )
 821 {
 822    GLuint i, min;
 823
 824    /* find min of _MaxElement values for all enabled arrays */
 825
 826    /* 0 */
 827    if (ctx->VertexProgram._Enabled
 828        && ctx->Array.VertexAttrib[VERT_ATTRIB_POS].Enabled) {
 829       min = ctx->Array.VertexAttrib[VERT_ATTRIB_POS]._MaxElement;
 830    }
 831    else if (ctx->Array.Vertex.Enabled) {
 832       min = ctx->Array.Vertex._MaxElement;
 833    }
 834    else {
 835       /* can't draw anything without vertex positions! */
 836       min = 0;
 837    }
 838
 839    /* 1 */
 840    if (ctx->VertexProgram._Enabled
 841        && ctx->Array.VertexAttrib[VERT_ATTRIB_WEIGHT].Enabled) {
 842       min = MIN2(min, ctx->Array.VertexAttrib[VERT_ATTRIB_WEIGHT]._MaxElement);
 843    }
 844    /* no conventional vertex weight array */
 845
 846    /* 2 */
 847    if (ctx->VertexProgram._Enabled
 848        && ctx->Array.VertexAttrib[VERT_ATTRIB_NORMAL].Enabled) {
 849       min = MIN2(min, ctx->Array.VertexAttrib[VERT_ATTRIB_NORMAL]._MaxElement);
 850    }
 851    else if (ctx->Array.Normal.Enabled) {
 852       min = MIN2(min, ctx->Array.Normal._MaxElement);
 853    }
 854
 855    /* 3 */
 856    if (ctx->VertexProgram._Enabled
 857        && ctx->Array.VertexAttrib[VERT_ATTRIB_COLOR0].Enabled) {
 858       min = MIN2(min, ctx->Array.VertexAttrib[VERT_ATTRIB_COLOR0]._MaxElement);
 859    }
 860    else if (ctx->Array.Color.Enabled) {
 861       min = MIN2(min, ctx->Array.Color._MaxElement);
 862    }
 863
 864    /* 4 */
 865    if (ctx->VertexProgram._Enabled
 866        && ctx->Array.VertexAttrib[VERT_ATTRIB_COLOR1].Enabled) {
 867       min = MIN2(min, ctx->Array.VertexAttrib[VERT_ATTRIB_COLOR1]._MaxElement);
 868    }
 869    else if (ctx->Array.SecondaryColor.Enabled) {
 870       min = MIN2(min, ctx->Array.SecondaryColor._MaxElement);
 871    }
 872
 873    /* 5 */
 874    if (ctx->VertexProgram._Enabled
 875        && ctx->Array.VertexAttrib[VERT_ATTRIB_FOG].Enabled) {
 876       min = MIN2(min, ctx->Array.VertexAttrib[VERT_ATTRIB_FOG]._MaxElement);
 877    }
 878    else if (ctx->Array.FogCoord.Enabled) {
 879       min = MIN2(min, ctx->Array.FogCoord._MaxElement);
 880    }
 881
 882    /* 6 */
 883    if (ctx->VertexProgram._Enabled
 884        && ctx->Array.VertexAttrib[VERT_ATTRIB_SIX].Enabled) {
 885       min = MIN2(min, ctx->Array.VertexAttrib[VERT_ATTRIB_SIX]._MaxElement);
 886    }
 887
 888    /* 7 */
 889    if (ctx->VertexProgram._Enabled
 890        && ctx->Array.VertexAttrib[VERT_ATTRIB_SEVEN].Enabled) {
 891       min = MIN2(min, ctx->Array.VertexAttrib[VERT_ATTRIB_SEVEN]._MaxElement);
 892    }
 893
 894    /* 8..15 */
 895    for (i = VERT_ATTRIB_TEX0; i < VERT_ATTRIB_MAX; i++) {
 896       if (ctx->VertexProgram._Enabled
 897           && ctx->Array.VertexAttrib[i].Enabled) {
 898          min = MIN2(min, ctx->Array.VertexAttrib[i]._MaxElement);
 899       }
 900       else if (i - VERT_ATTRIB_TEX0 < ctx->Const.MaxTextureCoordUnits
 901                && ctx->Array.TexCoord[i - VERT_ATTRIB_TEX0].Enabled) {
 902          min = MIN2(min, ctx->Array.TexCoord[i - VERT_ATTRIB_TEX0]._MaxElement);
 903       }
 904    }
 905
 906    if (ctx->Array.Index.Enabled) {
 907       min = MIN2(min, ctx->Array.Index._MaxElement);
 908    }
 909
 910    if (ctx->Array.EdgeFlag.Enabled) {
 911       min = MIN2(min, ctx->Array.EdgeFlag._MaxElement);
 912    }
 913
 914    /* _MaxElement is one past the last legal array element */
 915    ctx->Array._MaxElement = min;
 916 }
 917
 918
 919 /**
 920  * Update derived vertex/fragment program state.
 921  */
 922 static void
 923 update_program(GLcontext *ctx)
 924 {
 925    /* For now, just set the _Enabled (really enabled) flags.
 926     * In the future we may have to check other state to be sure we really
 927     * have a runable program or shader.
 928     */
 929    ctx->VertexProgram._Enabled = ctx->VertexProgram.Enabled
 930       && ctx->VertexProgram.Current->Instructions;
 931    ctx->FragmentProgram._Enabled = ctx->FragmentProgram.Enabled
 932       && ctx->FragmentProgram.Current->Instructions;
 933    ctx->ATIFragmentShader._Enabled = ctx->ATIFragmentShader.Enabled
 934       && ctx->ATIFragmentShader.Current->Instructions;
 935 }
 936
 937
 938 /**
 939  * If __GLcontextRec::NewState is non-zero then this function \b must be called
 940  * before rendering any primitive.  Basically, function pointers and
 941  * miscellaneous flags are updated to reflect the current state of the state
 942  * machine.
 943  *
 944  * Calls dd_function_table::UpdateState to perform any internal state
 945  * management necessary.
 946  *
 947  * \sa _mesa_update_modelview_project(), _mesa_update_texture(),
 948  * _mesa_update_buffer_bounds(), _mesa_update_polygon(),
 949  * _mesa_update_lighting() and _mesa_update_tnl_spaces().
 950  */
 951 void
 952 _mesa_update_state( GLcontext *ctx )
 953 {
 954    GLuint new_state = ctx->NewState;
 955
 956    if (MESA_VERBOSE & VERBOSE_STATE)
 957       _mesa_print_state("_mesa_update_state", new_state);
 958
 959    if (new_state & _NEW_PROGRAM)
 960       update_program( ctx );
 961
 962    if (new_state & (_NEW_MODELVIEW|_NEW_PROJECTION))
 963       _mesa_update_modelview_project( ctx, new_state );
 964
 965    if (new_state & (_NEW_PROGRAM|_NEW_TEXTURE|_NEW_TEXTURE_MATRIX))
 966       _mesa_update_texture( ctx, new_state );
 967
 968    if (new_state & (_NEW_SCISSOR|_NEW_BUFFERS))
 969       _mesa_update_draw_buffer_bounds( ctx );
 970
 971    if (new_state & _NEW_POLYGON)
 972       _mesa_update_polygon( ctx );
 973
 974    if (new_state & _NEW_LIGHT)
 975       _mesa_update_lighting( ctx );
 976
 977    if (new_state & _IMAGE_NEW_TRANSFER_STATE)
 978       _mesa_update_pixel( ctx, new_state );
 979
 980    if (new_state & _DD_NEW_SEPARATE_SPECULAR)
 981       update_separate_specular( ctx );
 982
 983    if (new_state & (_NEW_ARRAY | _NEW_PROGRAM))
 984       update_arrays( ctx );
 985
 986    /* ctx->_NeedEyeCoords is now up to date.
 987     *
 988     * If the truth value of this variable has changed, update for the
 989     * new lighting space and recompute the positions of lights and the
 990     * normal transform.
 991     *
 992     * If the lighting space hasn't changed, may still need to recompute
 993     * light positions & normal transforms for other reasons.
 994     */
 995    if (new_state & _MESA_NEW_NEED_EYE_COORDS)
 996       _mesa_update_tnl_spaces( ctx, new_state );
 997
 998    /*
 999     * Give the driver a chance to act upon the new_state flags.
1000     * The driver might plug in different span functions, for example.
1001     * Also, this is where the driver can invalidate the state of any
1002     * active modules (such as swrast_setup, swrast, tnl, etc).
1003     *
1004     * Set ctx->NewState to zero to avoid recursion if
1005     * Driver.UpdateState() has to call FLUSH_VERTICES().  (fixed?)
1006     */
1007    new_state = ctx->NewState;
1008    ctx->NewState = 0;
1009    ctx->Driver.UpdateState(ctx, new_state);
1010    ctx->Array.NewState = 0;
1011 }
1012
1013 /*@}*/