src/mesa/main/state.c

   1 /**
   2  * \file state.c
   3  * State management.
   4  *
   5  * This file manages recalculation of derived values in the __GLcontextRec.
   6  * Also, this is where we initialize the API dispatch table.
   7  */
   8
   9 /*
  10  * Mesa 3-D graphics library
  11  * Version:  5.1
  12  *
  13  * Copyright (C) 1999-2003  Brian Paul   All Rights Reserved.
  14  *
  15  * Permission is hereby granted, free of charge, to any person obtaining a
  16  * copy of this software and associated documentation files (the "Software"),
  17  * to deal in the Software without restriction, including without limitation
  18  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  19  * and/or sell copies of the Software, and to permit persons to whom the
  20  * Software is furnished to do so, subject to the following conditions:
  21  *
  22  * The above copyright notice and this permission notice shall be included
  23  * in all copies or substantial portions of the Software.
  24  *
  25  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  26  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  27  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  28  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  29  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  30  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  31  */
  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 #include "attrib.h"
  41 #include "blend.h"
  42 #if FEATURE_ARB_vertex_buffer_object
  43 #include "bufferobj.h"
  44 #endif
  45 #include "buffers.h"
  46 #include "clip.h"
  47 #include "colortab.h"
  48 #include "context.h"
  49 #include "convolve.h"
  50 #include "depth.h"
  51 #include "dlist.h"
  52 #include "drawpix.h"
  53 #include "enable.h"
  54 #include "eval.h"
  55 #include "get.h"
  56 #include "feedback.h"
  57 #include "fog.h"
  58 #include "hint.h"
  59 #include "histogram.h"
  60 #include "imports.h"
  61 #include "light.h"
  62 #include "lines.h"
  63 #include "matrix.h"
  64 #if FEATURE_ARB_occlusion_query
  65 #include "occlude.h"
  66 #endif
  67 #include "pixel.h"
  68 #include "points.h"
  69 #include "polygon.h"
  70 #include "rastpos.h"
  71 #include "state.h"
  72 #include "stencil.h"
  73 #include "teximage.h"
  74 #include "texobj.h"
  75 #include "texstate.h"
  76 #include "mtypes.h"
  77 #include "varray.h"
  78 #if FEATURE_NV_vertex_program
  79 #include "nvprogram.h"
  80 #endif
  81 #if FEATURE_NV_fragment_program
  82 #include "nvfragprog.h"
  83 #include "nvprogram.h"
  84 #include "program.h"
  85 #endif
  86 #include "debug.h"
  87
  88 /* #include "math/m_matrix.h" */
  89 /* #include "math/m_xform.h" */
  90
  91
  92 /**********************************************************************/
  93 /** \name Dispatch table setup */
  94 /*@{*/
  95
  96 /**
  97  * Generic no-op dispatch function.
  98  *
  99  * Used in replacement of the functions which are not part of Mesa subset.
 100  *
 101  * Displays a message.
 102  */
 103 static int
 104 generic_noop(void)
 105 {
 106    _mesa_problem(NULL, "User called no-op dispatch function (not part of Mesa subset?)");
 107    return 0;
 108 }
 109
 110
 111 /**
 112  * Set all pointers in the given dispatch table to point to a
 113  * generic no-op function - generic_noop().
 114  *
 115  * \param table dispatch table.
 116  * \param tableSize dispatch table size.
 117  */
 118 void
 119 _mesa_init_no_op_table(struct _glapi_table *table, GLuint tableSize)
 120 {
 121    GLuint i;
 122    void **dispatch = (void **) table;
 123    for (i = 0; i < tableSize; i++) {
 124       dispatch[i] = (void *) generic_noop;
 125    }
 126 }
 127
 128
 129 /**
 130  * Initialize a dispatch table with pointers to Mesa's immediate-mode
 131  * commands.
 132  *
 133  * Pointers to glBegin()/glEnd() object commands and a few others
 134  * are provided via the GLvertexformat interface.
 135  *
 136  * \param exec dispatch table.
 137  * \param tableSize dispatch table size.
 138  */
 139 void
 140 _mesa_init_exec_table(struct _glapi_table *exec, GLuint tableSize)
 141 {
 142    /* first initialize all dispatch slots to no-op */
 143    _mesa_init_no_op_table(exec, tableSize);
 144
 145 #if _HAVE_FULL_GL
 146    _mesa_loopback_init_api_table( exec, GL_TRUE );
 147 #endif
 148
 149    /* load the dispatch slots we understand */
 150    exec->AlphaFunc = _mesa_AlphaFunc;
 151    exec->BlendFunc = _mesa_BlendFunc;
 152    exec->Clear = _mesa_Clear;
 153    exec->ClearColor = _mesa_ClearColor;
 154    exec->ClearStencil = _mesa_ClearStencil;
 155    exec->ColorMask = _mesa_ColorMask;
 156    exec->CullFace = _mesa_CullFace;
 157    exec->Disable = _mesa_Disable;
 158    exec->DrawBuffer = _mesa_DrawBuffer;
 159    exec->Enable = _mesa_Enable;
 160    exec->Finish = _mesa_Finish;
 161    exec->Flush = _mesa_Flush;
 162    exec->FrontFace = _mesa_FrontFace;
 163    exec->Frustum = _mesa_Frustum;
 164    exec->GetError = _mesa_GetError;
 165    exec->GetFloatv = _mesa_GetFloatv;
 166    exec->GetString = _mesa_GetString;
 167    exec->InitNames = _mesa_InitNames;
 168    exec->LineStipple = _mesa_LineStipple;
 169    exec->LineWidth = _mesa_LineWidth;
 170    exec->LoadIdentity = _mesa_LoadIdentity;
 171    exec->LoadMatrixf = _mesa_LoadMatrixf;
 172    exec->LoadName = _mesa_LoadName;
 173    exec->LogicOp = _mesa_LogicOp;
 174    exec->MatrixMode = _mesa_MatrixMode;
 175    exec->MultMatrixf = _mesa_MultMatrixf;
 176    exec->Ortho = _mesa_Ortho;
 177    exec->PixelStorei = _mesa_PixelStorei;
 178    exec->PopMatrix = _mesa_PopMatrix;
 179    exec->PopName = _mesa_PopName;
 180    exec->PushMatrix = _mesa_PushMatrix;
 181    exec->PushName = _mesa_PushName;
 182    exec->RasterPos2f = _mesa_RasterPos2f;
 183    exec->RasterPos2fv = _mesa_RasterPos2fv;
 184    exec->RasterPos2i = _mesa_RasterPos2i;
 185    exec->RasterPos2iv = _mesa_RasterPos2iv;
 186    exec->ReadBuffer = _mesa_ReadBuffer;
 187    exec->RenderMode = _mesa_RenderMode;
 188    exec->Rotatef = _mesa_Rotatef;
 189    exec->Scalef = _mesa_Scalef;
 190    exec->Scissor = _mesa_Scissor;
 191    exec->SelectBuffer = _mesa_SelectBuffer;
 192    exec->ShadeModel = _mesa_ShadeModel;
 193    exec->StencilFunc = _mesa_StencilFunc;
 194    exec->StencilMask = _mesa_StencilMask;
 195    exec->StencilOp = _mesa_StencilOp;
 196    exec->TexEnvfv = _mesa_TexEnvfv;
 197    exec->TexEnvi = _mesa_TexEnvi;
 198    exec->TexImage2D = _mesa_TexImage2D;
 199    exec->TexParameteri = _mesa_TexParameteri;
 200    exec->Translatef = _mesa_Translatef;
 201    exec->Viewport = _mesa_Viewport;
 202 #if _HAVE_FULL_GL
 203    exec->Accum = _mesa_Accum;
 204    exec->Bitmap = _mesa_Bitmap;
 205    exec->CallList = _mesa_CallList;
 206    exec->CallLists = _mesa_CallLists;
 207    exec->ClearAccum = _mesa_ClearAccum;
 208    exec->ClearDepth = _mesa_ClearDepth;
 209    exec->ClearIndex = _mesa_ClearIndex;
 210    exec->ClipPlane = _mesa_ClipPlane;
 211    exec->ColorMaterial = _mesa_ColorMaterial;
 212    exec->CopyPixels = _mesa_CopyPixels;
 213    exec->DeleteLists = _mesa_DeleteLists;
 214    exec->DepthFunc = _mesa_DepthFunc;
 215    exec->DepthMask = _mesa_DepthMask;
 216    exec->DepthRange = _mesa_DepthRange;
 217    exec->DrawPixels = _mesa_DrawPixels;
 218    exec->EndList = _mesa_EndList;
 219    exec->FeedbackBuffer = _mesa_FeedbackBuffer;
 220    exec->FogCoordPointerEXT = _mesa_FogCoordPointerEXT;
 221    exec->Fogf = _mesa_Fogf;
 222    exec->Fogfv = _mesa_Fogfv;
 223    exec->Fogi = _mesa_Fogi;
 224    exec->Fogiv = _mesa_Fogiv;
 225    exec->GenLists = _mesa_GenLists;
 226    exec->GetClipPlane = _mesa_GetClipPlane;
 227    exec->GetBooleanv = _mesa_GetBooleanv;
 228    exec->GetDoublev = _mesa_GetDoublev;
 229    exec->GetIntegerv = _mesa_GetIntegerv;
 230    exec->GetLightfv = _mesa_GetLightfv;
 231    exec->GetLightiv = _mesa_GetLightiv;
 232    exec->GetMapdv = _mesa_GetMapdv;
 233    exec->GetMapfv = _mesa_GetMapfv;
 234    exec->GetMapiv = _mesa_GetMapiv;
 235    exec->GetMaterialfv = _mesa_GetMaterialfv;
 236    exec->GetMaterialiv = _mesa_GetMaterialiv;
 237    exec->GetPixelMapfv = _mesa_GetPixelMapfv;
 238    exec->GetPixelMapuiv = _mesa_GetPixelMapuiv;
 239    exec->GetPixelMapusv = _mesa_GetPixelMapusv;
 240    exec->GetPolygonStipple = _mesa_GetPolygonStipple;
 241    exec->GetTexEnvfv = _mesa_GetTexEnvfv;
 242    exec->GetTexEnviv = _mesa_GetTexEnviv;
 243    exec->GetTexLevelParameterfv = _mesa_GetTexLevelParameterfv;
 244    exec->GetTexLevelParameteriv = _mesa_GetTexLevelParameteriv;
 245    exec->GetTexParameterfv = _mesa_GetTexParameterfv;
 246    exec->GetTexParameteriv = _mesa_GetTexParameteriv;
 247    exec->GetTexGendv = _mesa_GetTexGendv;
 248    exec->GetTexGenfv = _mesa_GetTexGenfv;
 249    exec->GetTexGeniv = _mesa_GetTexGeniv;
 250    exec->GetTexImage = _mesa_GetTexImage;
 251    exec->Hint = _mesa_Hint;
 252    exec->IndexMask = _mesa_IndexMask;
 253    exec->IsEnabled = _mesa_IsEnabled;
 254    exec->IsList = _mesa_IsList;
 255    exec->LightModelf = _mesa_LightModelf;
 256    exec->LightModelfv = _mesa_LightModelfv;
 257    exec->LightModeli = _mesa_LightModeli;
 258    exec->LightModeliv = _mesa_LightModeliv;
 259    exec->Lightf = _mesa_Lightf;
 260    exec->Lightfv = _mesa_Lightfv;
 261    exec->Lighti = _mesa_Lighti;
 262    exec->Lightiv = _mesa_Lightiv;
 263    exec->ListBase = _mesa_ListBase;
 264    exec->LoadMatrixd = _mesa_LoadMatrixd;
 265    exec->Map1d = _mesa_Map1d;
 266    exec->Map1f = _mesa_Map1f;
 267    exec->Map2d = _mesa_Map2d;
 268    exec->Map2f = _mesa_Map2f;
 269    exec->MapGrid1d = _mesa_MapGrid1d;
 270    exec->MapGrid1f = _mesa_MapGrid1f;
 271    exec->MapGrid2d = _mesa_MapGrid2d;
 272    exec->MapGrid2f = _mesa_MapGrid2f;
 273    exec->MultMatrixd = _mesa_MultMatrixd;
 274    exec->NewList = _mesa_NewList;
 275    exec->PassThrough = _mesa_PassThrough;
 276    exec->PixelMapfv = _mesa_PixelMapfv;
 277    exec->PixelMapuiv = _mesa_PixelMapuiv;
 278    exec->PixelMapusv = _mesa_PixelMapusv;
 279    exec->PixelStoref = _mesa_PixelStoref;
 280    exec->PixelTransferf = _mesa_PixelTransferf;
 281    exec->PixelTransferi = _mesa_PixelTransferi;
 282    exec->PixelZoom = _mesa_PixelZoom;
 283    exec->PointSize = _mesa_PointSize;
 284    exec->PolygonMode = _mesa_PolygonMode;
 285    exec->PolygonOffset = _mesa_PolygonOffset;
 286    exec->PolygonStipple = _mesa_PolygonStipple;
 287    exec->PopAttrib = _mesa_PopAttrib;
 288    exec->PushAttrib = _mesa_PushAttrib;
 289    exec->RasterPos2d = _mesa_RasterPos2d;
 290    exec->RasterPos2dv = _mesa_RasterPos2dv;
 291    exec->RasterPos2s = _mesa_RasterPos2s;
 292    exec->RasterPos2sv = _mesa_RasterPos2sv;
 293    exec->RasterPos3d = _mesa_RasterPos3d;
 294    exec->RasterPos3dv = _mesa_RasterPos3dv;
 295    exec->RasterPos3f = _mesa_RasterPos3f;
 296    exec->RasterPos3fv = _mesa_RasterPos3fv;
 297    exec->RasterPos3i = _mesa_RasterPos3i;
 298    exec->RasterPos3iv = _mesa_RasterPos3iv;
 299    exec->RasterPos3s = _mesa_RasterPos3s;
 300    exec->RasterPos3sv = _mesa_RasterPos3sv;
 301    exec->RasterPos4d = _mesa_RasterPos4d;
 302    exec->RasterPos4dv = _mesa_RasterPos4dv;
 303    exec->RasterPos4f = _mesa_RasterPos4f;
 304    exec->RasterPos4fv = _mesa_RasterPos4fv;
 305    exec->RasterPos4i = _mesa_RasterPos4i;
 306    exec->RasterPos4iv = _mesa_RasterPos4iv;
 307    exec->RasterPos4s = _mesa_RasterPos4s;
 308    exec->RasterPos4sv = _mesa_RasterPos4sv;
 309    exec->ReadPixels = _mesa_ReadPixels;
 310    exec->Rotated = _mesa_Rotated;
 311    exec->Scaled = _mesa_Scaled;
 312    exec->SecondaryColorPointerEXT = _mesa_SecondaryColorPointerEXT;
 313    exec->TexEnvf = _mesa_TexEnvf;
 314    exec->TexEnviv = _mesa_TexEnviv;
 315    exec->TexGend = _mesa_TexGend;
 316    exec->TexGendv = _mesa_TexGendv;
 317    exec->TexGenf = _mesa_TexGenf;
 318    exec->TexGenfv = _mesa_TexGenfv;
 319    exec->TexGeni = _mesa_TexGeni;
 320    exec->TexGeniv = _mesa_TexGeniv;
 321    exec->TexImage1D = _mesa_TexImage1D;
 322    exec->TexParameterf = _mesa_TexParameterf;
 323    exec->TexParameterfv = _mesa_TexParameterfv;
 324    exec->TexParameteriv = _mesa_TexParameteriv;
 325    exec->Translated = _mesa_Translated;
 326 #endif
 327
 328    /* 1.1 */
 329    exec->BindTexture = _mesa_BindTexture;
 330    exec->DeleteTextures = _mesa_DeleteTextures;
 331    exec->GenTextures = _mesa_GenTextures;
 332 #if _HAVE_FULL_GL
 333    exec->AreTexturesResident = _mesa_AreTexturesResident;
 334    exec->AreTexturesResidentEXT = _mesa_AreTexturesResident;
 335    exec->ColorPointer = _mesa_ColorPointer;
 336    exec->CopyTexImage1D = _mesa_CopyTexImage1D;
 337    exec->CopyTexImage2D = _mesa_CopyTexImage2D;
 338    exec->CopyTexSubImage1D = _mesa_CopyTexSubImage1D;
 339    exec->CopyTexSubImage2D = _mesa_CopyTexSubImage2D;
 340    exec->DisableClientState = _mesa_DisableClientState;
 341    exec->EdgeFlagPointer = _mesa_EdgeFlagPointer;
 342    exec->EnableClientState = _mesa_EnableClientState;
 343    exec->GenTexturesEXT = _mesa_GenTextures;
 344    exec->GetPointerv = _mesa_GetPointerv;
 345    exec->IndexPointer = _mesa_IndexPointer;
 346    exec->InterleavedArrays = _mesa_InterleavedArrays;
 347    exec->IsTexture = _mesa_IsTexture;
 348    exec->IsTextureEXT = _mesa_IsTexture;
 349    exec->NormalPointer = _mesa_NormalPointer;
 350    exec->PopClientAttrib = _mesa_PopClientAttrib;
 351    exec->PrioritizeTextures = _mesa_PrioritizeTextures;
 352    exec->PushClientAttrib = _mesa_PushClientAttrib;
 353    exec->TexCoordPointer = _mesa_TexCoordPointer;
 354    exec->TexSubImage1D = _mesa_TexSubImage1D;
 355    exec->TexSubImage2D = _mesa_TexSubImage2D;
 356    exec->VertexPointer = _mesa_VertexPointer;
 357 #endif
 358
 359    /* 1.2 */
 360 #if _HAVE_FULL_GL
 361    exec->CopyTexSubImage3D = _mesa_CopyTexSubImage3D;
 362    exec->TexImage3D = _mesa_TexImage3D;
 363    exec->TexSubImage3D = _mesa_TexSubImage3D;
 364 #endif
 365
 366    /* OpenGL 1.2  GL_ARB_imaging */
 367 #if _HAVE_FULL_GL
 368    exec->BlendColor = _mesa_BlendColor;
 369    exec->BlendEquation = _mesa_BlendEquation;
 370    exec->ColorSubTable = _mesa_ColorSubTable;
 371    exec->ColorTable = _mesa_ColorTable;
 372    exec->ColorTableParameterfv = _mesa_ColorTableParameterfv;
 373    exec->ColorTableParameteriv = _mesa_ColorTableParameteriv;
 374    exec->ConvolutionFilter1D = _mesa_ConvolutionFilter1D;
 375    exec->ConvolutionFilter2D = _mesa_ConvolutionFilter2D;
 376    exec->ConvolutionParameterf = _mesa_ConvolutionParameterf;
 377    exec->ConvolutionParameterfv = _mesa_ConvolutionParameterfv;
 378    exec->ConvolutionParameteri = _mesa_ConvolutionParameteri;
 379    exec->ConvolutionParameteriv = _mesa_ConvolutionParameteriv;
 380    exec->CopyColorSubTable = _mesa_CopyColorSubTable;
 381    exec->CopyColorTable = _mesa_CopyColorTable;
 382    exec->CopyConvolutionFilter1D = _mesa_CopyConvolutionFilter1D;
 383    exec->CopyConvolutionFilter2D = _mesa_CopyConvolutionFilter2D;
 384    exec->GetColorTable = _mesa_GetColorTable;
 385    exec->GetColorTableEXT = _mesa_GetColorTable;
 386    exec->GetColorTableParameterfv = _mesa_GetColorTableParameterfv;
 387    exec->GetColorTableParameterfvEXT = _mesa_GetColorTableParameterfv;
 388    exec->GetColorTableParameteriv = _mesa_GetColorTableParameteriv;
 389    exec->GetColorTableParameterivEXT = _mesa_GetColorTableParameteriv;
 390    exec->GetConvolutionFilter = _mesa_GetConvolutionFilter;
 391    exec->GetConvolutionFilterEXT = _mesa_GetConvolutionFilter;
 392    exec->GetConvolutionParameterfv = _mesa_GetConvolutionParameterfv;
 393    exec->GetConvolutionParameterfvEXT = _mesa_GetConvolutionParameterfv;
 394    exec->GetConvolutionParameteriv = _mesa_GetConvolutionParameteriv;
 395    exec->GetConvolutionParameterivEXT = _mesa_GetConvolutionParameteriv;
 396    exec->GetHistogram = _mesa_GetHistogram;
 397    exec->GetHistogramEXT = _mesa_GetHistogram;
 398    exec->GetHistogramParameterfv = _mesa_GetHistogramParameterfv;
 399    exec->GetHistogramParameterfvEXT = _mesa_GetHistogramParameterfv;
 400    exec->GetHistogramParameteriv = _mesa_GetHistogramParameteriv;
 401    exec->GetHistogramParameterivEXT = _mesa_GetHistogramParameteriv;
 402    exec->GetMinmax = _mesa_GetMinmax;
 403    exec->GetMinmaxEXT = _mesa_GetMinmax;
 404    exec->GetMinmaxParameterfv = _mesa_GetMinmaxParameterfv;
 405    exec->GetMinmaxParameterfvEXT = _mesa_GetMinmaxParameterfv;
 406    exec->GetMinmaxParameteriv = _mesa_GetMinmaxParameteriv;
 407    exec->GetMinmaxParameterivEXT = _mesa_GetMinmaxParameteriv;
 408    exec->GetSeparableFilter = _mesa_GetSeparableFilter;
 409    exec->GetSeparableFilterEXT = _mesa_GetSeparableFilter;
 410    exec->Histogram = _mesa_Histogram;
 411    exec->Minmax = _mesa_Minmax;
 412    exec->ResetHistogram = _mesa_ResetHistogram;
 413    exec->ResetMinmax = _mesa_ResetMinmax;
 414    exec->SeparableFilter2D = _mesa_SeparableFilter2D;
 415 #endif
 416
 417    /* 2. GL_EXT_blend_color */
 418 #if 0
 419 /*    exec->BlendColorEXT = _mesa_BlendColorEXT; */
 420 #endif
 421
 422    /* 3. GL_EXT_polygon_offset */
 423 #if _HAVE_FULL_GL
 424    exec->PolygonOffsetEXT = _mesa_PolygonOffsetEXT;
 425 #endif
 426
 427    /* 6. GL_EXT_texture3d */
 428 #if 0
 429 /*    exec->CopyTexSubImage3DEXT = _mesa_CopyTexSubImage3D; */
 430 /*    exec->TexImage3DEXT = _mesa_TexImage3DEXT; */
 431 /*    exec->TexSubImage3DEXT = _mesa_TexSubImage3D; */
 432 #endif
 433
 434    /* 11. GL_EXT_histogram */
 435 #if _HAVE_FULL_GL
 436    exec->GetHistogramEXT = _mesa_GetHistogram;
 437    exec->GetHistogramParameterfvEXT = _mesa_GetHistogramParameterfv;
 438    exec->GetHistogramParameterivEXT = _mesa_GetHistogramParameteriv;
 439    exec->GetMinmaxEXT = _mesa_GetMinmax;
 440    exec->GetMinmaxParameterfvEXT = _mesa_GetMinmaxParameterfv;
 441    exec->GetMinmaxParameterivEXT = _mesa_GetMinmaxParameteriv;
 442 #endif
 443
 444    /* ?. GL_SGIX_pixel_texture */
 445 #if _HAVE_FULL_GL
 446    exec->PixelTexGenSGIX = _mesa_PixelTexGenSGIX;
 447 #endif
 448
 449    /* 15. GL_SGIS_pixel_texture */
 450 #if _HAVE_FULL_GL
 451    exec->PixelTexGenParameteriSGIS = _mesa_PixelTexGenParameteriSGIS;
 452    exec->PixelTexGenParameterivSGIS = _mesa_PixelTexGenParameterivSGIS;
 453    exec->PixelTexGenParameterfSGIS = _mesa_PixelTexGenParameterfSGIS;
 454    exec->PixelTexGenParameterfvSGIS = _mesa_PixelTexGenParameterfvSGIS;
 455    exec->GetPixelTexGenParameterivSGIS = _mesa_GetPixelTexGenParameterivSGIS;
 456    exec->GetPixelTexGenParameterfvSGIS = _mesa_GetPixelTexGenParameterfvSGIS;
 457 #endif
 458
 459    /* 30. GL_EXT_vertex_array */
 460 #if _HAVE_FULL_GL
 461    exec->ColorPointerEXT = _mesa_ColorPointerEXT;
 462    exec->EdgeFlagPointerEXT = _mesa_EdgeFlagPointerEXT;
 463    exec->IndexPointerEXT = _mesa_IndexPointerEXT;
 464    exec->NormalPointerEXT = _mesa_NormalPointerEXT;
 465    exec->TexCoordPointerEXT = _mesa_TexCoordPointerEXT;
 466    exec->VertexPointerEXT = _mesa_VertexPointerEXT;
 467 #endif
 468
 469    /* 37. GL_EXT_blend_minmax */
 470 #if 0
 471    exec->BlendEquationEXT = _mesa_BlendEquationEXT;
 472 #endif
 473
 474    /* 54. GL_EXT_point_parameters */
 475 #if _HAVE_FULL_GL
 476    exec->PointParameterfEXT = _mesa_PointParameterfEXT;
 477    exec->PointParameterfvEXT = _mesa_PointParameterfvEXT;
 478 #endif
 479
 480    /* 78. GL_EXT_paletted_texture */
 481 #if 0
 482    exec->ColorTableEXT = _mesa_ColorTableEXT;
 483    exec->ColorSubTableEXT = _mesa_ColorSubTableEXT;
 484 #endif
 485 #if _HAVE_FULL_GL
 486    exec->GetColorTableEXT = _mesa_GetColorTable;
 487    exec->GetColorTableParameterfvEXT = _mesa_GetColorTableParameterfv;
 488    exec->GetColorTableParameterivEXT = _mesa_GetColorTableParameteriv;
 489 #endif
 490
 491    /* 97. GL_EXT_compiled_vertex_array */
 492 #if _HAVE_FULL_GL
 493    exec->LockArraysEXT = _mesa_LockArraysEXT;
 494    exec->UnlockArraysEXT = _mesa_UnlockArraysEXT;
 495 #endif
 496
 497    /* 148. GL_EXT_multi_draw_arrays */
 498 #if _HAVE_FULL_GL
 499    exec->MultiDrawArraysEXT = _mesa_MultiDrawArraysEXT;
 500    exec->MultiDrawElementsEXT = _mesa_MultiDrawElementsEXT;
 501 #endif
 502
 503    /* 173. GL_INGR_blend_func_separate */
 504 #if _HAVE_FULL_GL
 505    exec->BlendFuncSeparateEXT = _mesa_BlendFuncSeparateEXT;
 506 #endif
 507
 508    /* 196. GL_MESA_resize_buffers */
 509 #if _HAVE_FULL_GL
 510    exec->ResizeBuffersMESA = _mesa_ResizeBuffersMESA;
 511 #endif
 512
 513    /* 197. GL_MESA_window_pos */
 514 #if _HAVE_FULL_GL
 515    exec->WindowPos2dMESA = _mesa_WindowPos2dMESA;
 516    exec->WindowPos2dvMESA = _mesa_WindowPos2dvMESA;
 517    exec->WindowPos2fMESA = _mesa_WindowPos2fMESA;
 518    exec->WindowPos2fvMESA = _mesa_WindowPos2fvMESA;
 519    exec->WindowPos2iMESA = _mesa_WindowPos2iMESA;
 520    exec->WindowPos2ivMESA = _mesa_WindowPos2ivMESA;
 521    exec->WindowPos2sMESA = _mesa_WindowPos2sMESA;
 522    exec->WindowPos2svMESA = _mesa_WindowPos2svMESA;
 523    exec->WindowPos3dMESA = _mesa_WindowPos3dMESA;
 524    exec->WindowPos3dvMESA = _mesa_WindowPos3dvMESA;
 525    exec->WindowPos3fMESA = _mesa_WindowPos3fMESA;
 526    exec->WindowPos3fvMESA = _mesa_WindowPos3fvMESA;
 527    exec->WindowPos3iMESA = _mesa_WindowPos3iMESA;
 528    exec->WindowPos3ivMESA = _mesa_WindowPos3ivMESA;
 529    exec->WindowPos3sMESA = _mesa_WindowPos3sMESA;
 530    exec->WindowPos3svMESA = _mesa_WindowPos3svMESA;
 531    exec->WindowPos4dMESA = _mesa_WindowPos4dMESA;
 532    exec->WindowPos4dvMESA = _mesa_WindowPos4dvMESA;
 533    exec->WindowPos4fMESA = _mesa_WindowPos4fMESA;
 534    exec->WindowPos4fvMESA = _mesa_WindowPos4fvMESA;
 535    exec->WindowPos4iMESA = _mesa_WindowPos4iMESA;
 536    exec->WindowPos4ivMESA = _mesa_WindowPos4ivMESA;
 537    exec->WindowPos4sMESA = _mesa_WindowPos4sMESA;
 538    exec->WindowPos4svMESA = _mesa_WindowPos4svMESA;
 539 #endif
 540
 541    /* 200. GL_IBM_multimode_draw_arrays */
 542 #if _HAVE_FULL_GL
 543    exec->MultiModeDrawArraysIBM = _mesa_MultiModeDrawArraysIBM;
 544    exec->MultiModeDrawElementsIBM = _mesa_MultiModeDrawElementsIBM;
 545 #endif
 546
 547    /* 233. GL_NV_vertex_program */
 548 #if FEATURE_NV_vertex_program
 549    exec->BindProgramNV = _mesa_BindProgram;
 550    exec->DeleteProgramsNV = _mesa_DeletePrograms;
 551    exec->ExecuteProgramNV = _mesa_ExecuteProgramNV;
 552    exec->GenProgramsNV = _mesa_GenPrograms;
 553    exec->AreProgramsResidentNV = _mesa_AreProgramsResidentNV;
 554    exec->RequestResidentProgramsNV = _mesa_RequestResidentProgramsNV;
 555    exec->GetProgramParameterfvNV = _mesa_GetProgramParameterfvNV;
 556    exec->GetProgramParameterdvNV = _mesa_GetProgramParameterdvNV;
 557    exec->GetProgramivNV = _mesa_GetProgramivNV;
 558    exec->GetProgramStringNV = _mesa_GetProgramStringNV;
 559    exec->GetTrackMatrixivNV = _mesa_GetTrackMatrixivNV;
 560    exec->GetVertexAttribdvNV = _mesa_GetVertexAttribdvNV;
 561    exec->GetVertexAttribfvNV = _mesa_GetVertexAttribfvNV;
 562    exec->GetVertexAttribivNV = _mesa_GetVertexAttribivNV;
 563    exec->GetVertexAttribPointervNV = _mesa_GetVertexAttribPointervNV;
 564    exec->IsProgramNV = _mesa_IsProgram;
 565    exec->LoadProgramNV = _mesa_LoadProgramNV;
 566    exec->ProgramParameter4dNV = _mesa_ProgramParameter4dNV;
 567    exec->ProgramParameter4dvNV = _mesa_ProgramParameter4dvNV;
 568    exec->ProgramParameter4fNV = _mesa_ProgramParameter4fNV;
 569    exec->ProgramParameter4fvNV = _mesa_ProgramParameter4fvNV;
 570    exec->ProgramParameters4dvNV = _mesa_ProgramParameters4dvNV;
 571    exec->ProgramParameters4fvNV = _mesa_ProgramParameters4fvNV;
 572    exec->TrackMatrixNV = _mesa_TrackMatrixNV;
 573    exec->VertexAttribPointerNV = _mesa_VertexAttribPointerNV;
 574    /* glVertexAttrib*NV functions handled in api_loopback.c */
 575 #endif
 576
 577    /* 282. GL_NV_fragment_program */
 578 #if FEATURE_NV_fragment_program
 579    exec->ProgramNamedParameter4fNV = _mesa_ProgramNamedParameter4fNV;
 580    exec->ProgramNamedParameter4dNV = _mesa_ProgramNamedParameter4dNV;
 581    exec->ProgramNamedParameter4fvNV = _mesa_ProgramNamedParameter4fvNV;
 582    exec->ProgramNamedParameter4dvNV = _mesa_ProgramNamedParameter4dvNV;
 583    exec->GetProgramNamedParameterfvNV = _mesa_GetProgramNamedParameterfvNV;
 584    exec->GetProgramNamedParameterdvNV = _mesa_GetProgramNamedParameterdvNV;
 585    exec->ProgramLocalParameter4dARB = _mesa_ProgramLocalParameter4dARB;
 586    exec->ProgramLocalParameter4dvARB = _mesa_ProgramLocalParameter4dvARB;
 587    exec->ProgramLocalParameter4fARB = _mesa_ProgramLocalParameter4fARB;
 588    exec->ProgramLocalParameter4fvARB = _mesa_ProgramLocalParameter4fvARB;
 589    exec->GetProgramLocalParameterdvARB = _mesa_GetProgramLocalParameterdvARB;
 590    exec->GetProgramLocalParameterfvARB = _mesa_GetProgramLocalParameterfvARB;
 591 #endif
 592
 593    /* 262. GL_NV_point_sprite */
 594 #if _HAVE_FULL_GL
 595    exec->PointParameteriNV = _mesa_PointParameteriNV;
 596    exec->PointParameterivNV = _mesa_PointParameterivNV;
 597 #endif
 598
 599    /* 268. GL_EXT_stencil_two_side */
 600 #if _HAVE_FULL_GL
 601    exec->ActiveStencilFaceEXT = _mesa_ActiveStencilFaceEXT;
 602 #endif
 603
 604    /* ???. GL_EXT_depth_bounds_test */
 605    exec->DepthBoundsEXT = _mesa_DepthBoundsEXT;
 606
 607    /* ARB 1. GL_ARB_multitexture */
 608 #if _HAVE_FULL_GL
 609    exec->ActiveTextureARB = _mesa_ActiveTextureARB;
 610    exec->ClientActiveTextureARB = _mesa_ClientActiveTextureARB;
 611 #endif
 612
 613    /* ARB 3. GL_ARB_transpose_matrix */
 614 #if _HAVE_FULL_GL
 615    exec->LoadTransposeMatrixdARB = _mesa_LoadTransposeMatrixdARB;
 616    exec->LoadTransposeMatrixfARB = _mesa_LoadTransposeMatrixfARB;
 617    exec->MultTransposeMatrixdARB = _mesa_MultTransposeMatrixdARB;
 618    exec->MultTransposeMatrixfARB = _mesa_MultTransposeMatrixfARB;
 619 #endif
 620
 621    /* ARB 5. GL_ARB_multisample */
 622 #if _HAVE_FULL_GL
 623    exec->SampleCoverageARB = _mesa_SampleCoverageARB;
 624 #endif
 625
 626    /* ARB 12. GL_ARB_texture_compression */
 627 #if _HAVE_FULL_GL
 628    exec->CompressedTexImage3DARB = _mesa_CompressedTexImage3DARB;
 629    exec->CompressedTexImage2DARB = _mesa_CompressedTexImage2DARB;
 630    exec->CompressedTexImage1DARB = _mesa_CompressedTexImage1DARB;
 631    exec->CompressedTexSubImage3DARB = _mesa_CompressedTexSubImage3DARB;
 632    exec->CompressedTexSubImage2DARB = _mesa_CompressedTexSubImage2DARB;
 633    exec->CompressedTexSubImage1DARB = _mesa_CompressedTexSubImage1DARB;
 634    exec->GetCompressedTexImageARB = _mesa_GetCompressedTexImageARB;
 635 #endif
 636
 637    /* ARB 14. GL_ARB_point_parameters */
 638    /* reuse EXT_point_parameters functions */
 639
 640    /* ARB 26. GL_ARB_vertex_program */
 641    /* ARB 27. GL_ARB_fragment_program */
 642 #if FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program
 643    /* glVertexAttrib1sARB aliases glVertexAttrib1sNV */
 644    /* glVertexAttrib1fARB aliases glVertexAttrib1fNV */
 645    /* glVertexAttrib1dARB aliases glVertexAttrib1dNV */
 646    /* glVertexAttrib2sARB aliases glVertexAttrib2sNV */
 647    /* glVertexAttrib2fARB aliases glVertexAttrib2fNV */
 648    /* glVertexAttrib2dARB aliases glVertexAttrib2dNV */
 649    /* glVertexAttrib3sARB aliases glVertexAttrib3sNV */
 650    /* glVertexAttrib3fARB aliases glVertexAttrib3fNV */
 651    /* glVertexAttrib3dARB aliases glVertexAttrib3dNV */
 652    /* glVertexAttrib4sARB aliases glVertexAttrib4sNV */
 653    /* glVertexAttrib4fARB aliases glVertexAttrib4fNV */
 654    /* glVertexAttrib4dARB aliases glVertexAttrib4dNV */
 655    /* glVertexAttrib4NubARB aliases glVertexAttrib4NubNV */
 656    /* glVertexAttrib1svARB aliases glVertexAttrib1svNV */
 657    /* glVertexAttrib1fvARB aliases glVertexAttrib1fvNV */
 658    /* glVertexAttrib1dvARB aliases glVertexAttrib1dvNV */
 659    /* glVertexAttrib2svARB aliases glVertexAttrib2svNV */
 660    /* glVertexAttrib2fvARB aliases glVertexAttrib2fvNV */
 661    /* glVertexAttrib2dvARB aliases glVertexAttrib2dvNV */
 662    /* glVertexAttrib3svARB aliases glVertexAttrib3svNV */
 663    /* glVertexAttrib3fvARB aliases glVertexAttrib3fvNV */
 664    /* glVertexAttrib3dvARB aliases glVertexAttrib3dvNV */
 665    /* glVertexAttrib4svARB aliases glVertexAttrib4svNV */
 666    /* glVertexAttrib4fvARB aliases glVertexAttrib4fvNV */
 667    /* glVertexAttrib4dvARB aliases glVertexAttrib4dvNV */
 668    /* glVertexAttrib4NubvARB aliases glVertexAttrib4NubvNV */
 669    /* glVertexAttrib4bvARB handled in api_loopback.c */
 670    /* glVertexAttrib4ivARB handled in api_loopback.c */
 671    /* glVertexAttrib4ubvARB handled in api_loopback.c */
 672    /* glVertexAttrib4usvARB handled in api_loopback.c */
 673    /* glVertexAttrib4uivARB handled in api_loopback.c */
 674    /* glVertexAttrib4NbvARB handled in api_loopback.c */
 675    /* glVertexAttrib4NsvARB handled in api_loopback.c */
 676    /* glVertexAttrib4NivARB handled in api_loopback.c */
 677    /* glVertexAttrib4NusvARB handled in api_loopback.c */
 678    /* glVertexAttrib4NuivARB handled in api_loopback.c */
 679    exec->VertexAttribPointerARB = _mesa_VertexAttribPointerARB;
 680    exec->EnableVertexAttribArrayARB = _mesa_EnableVertexAttribArrayARB;
 681    exec->DisableVertexAttribArrayARB = _mesa_DisableVertexAttribArrayARB;
 682    exec->ProgramStringARB = _mesa_ProgramStringARB;
 683    /* glBindProgramARB aliases glBindProgramNV */
 684    /* glDeleteProgramsARB aliases glDeleteProgramsNV */
 685    /* glGenProgramsARB aliases glGenProgramsNV */
 686    /* glIsProgramARB aliases glIsProgramNV */
 687    /* glGetVertexAttribdvARB aliases glGetVertexAttribdvNV */
 688    /* glGetVertexAttribfvARB aliases glGetVertexAttribfvNV */
 689    /* glGetVertexAttribivARB aliases glGetVertexAttribivNV */
 690    /* glGetVertexAttribPointervARB aliases glGetVertexAttribPointervNV */
 691    exec->ProgramEnvParameter4dARB = _mesa_ProgramEnvParameter4dARB;
 692    exec->ProgramEnvParameter4dvARB = _mesa_ProgramEnvParameter4dvARB;
 693    exec->ProgramEnvParameter4fARB = _mesa_ProgramEnvParameter4fARB;
 694    exec->ProgramEnvParameter4fvARB = _mesa_ProgramEnvParameter4fvARB;
 695    exec->ProgramLocalParameter4dARB = _mesa_ProgramLocalParameter4dARB;
 696    exec->ProgramLocalParameter4dvARB = _mesa_ProgramLocalParameter4dvARB;
 697    exec->ProgramLocalParameter4fARB = _mesa_ProgramLocalParameter4fARB;
 698    exec->ProgramLocalParameter4fvARB = _mesa_ProgramLocalParameter4fvARB;
 699    exec->GetProgramEnvParameterdvARB = _mesa_GetProgramEnvParameterdvARB;
 700    exec->GetProgramEnvParameterfvARB = _mesa_GetProgramEnvParameterfvARB;
 701    exec->GetProgramLocalParameterdvARB = _mesa_GetProgramLocalParameterdvARB;
 702    exec->GetProgramLocalParameterfvARB = _mesa_GetProgramLocalParameterfvARB;
 703    exec->GetProgramivARB = _mesa_GetProgramivARB;
 704    exec->GetProgramStringARB = _mesa_GetProgramStringARB;
 705 #endif
 706
 707    /* ARB 28. GL_ARB_vertex_buffer_object */
 708 #if FEATURE_ARB_vertex_buffer_object
 709    exec->BindBufferARB = _mesa_BindBufferARB;
 710    exec->BufferDataARB = _mesa_BufferDataARB;
 711    exec->BufferSubDataARB = _mesa_BufferSubDataARB;
 712    exec->DeleteBuffersARB = _mesa_DeleteBuffersARB;
 713    exec->GenBuffersARB = _mesa_GenBuffersARB;
 714    exec->GetBufferParameterivARB = _mesa_GetBufferParameterivARB;
 715    exec->GetBufferPointervARB = _mesa_GetBufferPointervARB;
 716    exec->GetBufferSubDataARB = _mesa_GetBufferSubDataARB;
 717    exec->IsBufferARB = _mesa_IsBufferARB;
 718    exec->MapBufferARB = _mesa_MapBufferARB;
 719    exec->UnmapBufferARB = _mesa_UnmapBufferARB;
 720 #endif
 721
 722 #if FEATURE_ARB_occlusion_query
 723    exec->GenQueriesARB = _mesa_GenQueriesARB;
 724    exec->DeleteQueriesARB = _mesa_DeleteQueriesARB;
 725    exec->IsQueryARB = _mesa_IsQueryARB;
 726    exec->BeginQueryARB = _mesa_BeginQueryARB;
 727    exec->EndQueryARB = _mesa_EndQueryARB;
 728    exec->GetQueryivARB = _mesa_GetQueryivARB;
 729    exec->GetQueryObjectivARB = _mesa_GetQueryObjectivARB;
 730    exec->GetQueryObjectuivARB = _mesa_GetQueryObjectuivARB;
 731 #endif
 732 }
 733
 734 /*@}*/
 735
 736
 737 /**********************************************************************/
 738 /** \name State update logic */
 739 /*@{*/
 740
 741
 742 /*
 743  * Update items which depend on vertex/fragment programs.
 744  */
 745 static void
 746 update_program( GLcontext *ctx )
 747 {
 748    if (ctx->FragmentProgram.Enabled && ctx->FragmentProgram.Current) {
 749       if (ctx->FragmentProgram.Current->InputsRead & (1 << FRAG_ATTRIB_COL1))
 750          ctx->_TriangleCaps |= DD_SEPARATE_SPECULAR;
 751    }
 752 }
 753
 754
 755 /*
 756  * If __GLcontextRec::NewState is non-zero then this function \b must be called
 757  * before rendering any primitive.  Basically, function pointers and
 758  * miscellaneous flags are updated to reflect the current state of the state
 759  * machine.
 760  *
 761  * Calls dd_function_table::UpdateState to perform any internal state management
 762  * necessary.
 763  *
 764  * \sa _mesa_update_modelview_project(), _mesa_update_texture(),
 765  * _mesa_update_buffers(), _mesa_update_polygon(), _mesa_update_lighting() and
 766  * _mesa_update_tnl_spaces().
 767  */
 768 void _mesa_update_state( GLcontext *ctx )
 769 {
 770    const GLuint new_state = ctx->NewState;
 771
 772    if (MESA_VERBOSE & VERBOSE_STATE)
 773       _mesa_print_state("_mesa_update_state", new_state);
 774
 775    if (new_state & (_NEW_MODELVIEW|_NEW_PROJECTION))
 776       _mesa_update_modelview_project( ctx, new_state );
 777
 778    if (new_state & (_NEW_TEXTURE|_NEW_TEXTURE_MATRIX))
 779       _mesa_update_texture( ctx, new_state );
 780
 781    if (new_state & (_NEW_SCISSOR|_NEW_BUFFERS))
 782       _mesa_update_buffers( ctx );
 783
 784    if (new_state & _NEW_POLYGON)
 785       _mesa_update_polygon( ctx );
 786
 787    if (new_state & _NEW_LIGHT)
 788       _mesa_update_lighting( ctx );
 789
 790    if (new_state & _IMAGE_NEW_TRANSFER_STATE)
 791       _mesa_update_pixel( ctx, new_state );
 792
 793    if (new_state & _NEW_PROGRAM)
 794       update_program( ctx );
 795
 796    /* ctx->_NeedEyeCoords is now up to date.
 797     *
 798     * If the truth value of this variable has changed, update for the
 799     * new lighting space and recompute the positions of lights and the
 800     * normal transform.
 801     *
 802     * If the lighting space hasn't changed, may still need to recompute
 803     * light positions & normal transforms for other reasons.
 804     */
 805    if (new_state & _MESA_NEW_NEED_EYE_COORDS)
 806       _mesa_update_tnl_spaces( ctx, new_state );
 807
 808    /*
 809     * Here the driver sets up all the ctx->Driver function pointers
 810     * to it's specific, private functions, and performs any
 811     * internal state management necessary, including invalidating
 812     * state of active modules.
 813     *
 814     * Set ctx->NewState to zero to avoid recursion if
 815     * Driver.UpdateState() has to call FLUSH_VERTICES().  (fixed?)
 816     */
 817    ctx->NewState = 0;
 818    ctx->Driver.UpdateState(ctx, new_state);
 819    ctx->Array.NewState = 0;
 820
 821    /* At this point we can do some assertions to be sure the required
 822     * device driver function pointers are all initialized.
 823     */
 824    _mesa_check_driver_hooks( ctx );
 825 }
 826
 827 /*@}*/