src/mesa/main/state.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  7.1
   4  *
   5  * Copyright (C) 1999-2008  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 "shader/arbprogram.h"
  39 #endif
  40 #if FEATURE_ATI_fragment_shader
  41 #include "shader/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 "arrayobj.h"
  49 #include "buffers.h"
  50 #include "clip.h"
  51 #include "colortab.h"
  52 #include "context.h"
  53 #include "convolve.h"
  54 #include "depth.h"
  55 #include "dlist.h"
  56 #include "drawpix.h"
  57 #include "enable.h"
  58 #include "eval.h"
  59 #include "get.h"
  60 #include "feedback.h"
  61 #include "fog.h"
  62 #if FEATURE_EXT_framebuffer_object
  63 #include "fbobject.h"
  64 #endif
  65 #include "ffvertex_prog.h"
  66 #include "framebuffer.h"
  67 #include "hint.h"
  68 #include "histogram.h"
  69 #include "imports.h"
  70 #include "light.h"
  71 #include "lines.h"
  72 #include "macros.h"
  73 #include "matrix.h"
  74 #include "pixel.h"
  75 #include "pixelstore.h"
  76 #include "points.h"
  77 #include "polygon.h"
  78 #if FEATURE_ARB_occlusion_query || FEATURE_EXT_timer_query
  79 #include "queryobj.h"
  80 #endif
  81 #include "rastpos.h"
  82 #include "readpix.h"
  83 #include "state.h"
  84 #include "stencil.h"
  85 #include "teximage.h"
  86 #include "texobj.h"
  87 #include "texstate.h"
  88 #include "mtypes.h"
  89 #include "varray.h"
  90 #if FEATURE_NV_vertex_program
  91 #include "shader/nvprogram.h"
  92 #endif
  93 #if FEATURE_NV_fragment_program
  94 #include "shader/nvprogram.h"
  95 #include "shader/program.h"
  96 #include "texenvprogram.h"
  97 #endif
  98 #if FEATURE_ARB_shader_objects
  99 #include "shaders.h"
 100 #endif
 101 #include "debug.h"
 102 #include "glapi/dispatch.h"
 103
 104
 105
 106 /**
 107  * Initialize a dispatch table with pointers to Mesa's immediate-mode
 108  * commands.
 109  *
 110  * Pointers to glBegin()/glEnd() object commands and a few others
 111  * are provided via the GLvertexformat interface.
 112  *
 113  * \param ctx  GL context to which \c exec belongs.
 114  * \param exec dispatch table.
 115  */
 116 void
 117 _mesa_init_exec_table(struct _glapi_table *exec)
 118 {
 119 #if _HAVE_FULL_GL
 120    _mesa_loopback_init_api_table( exec );
 121 #endif
 122
 123    /* load the dispatch slots we understand */
 124    SET_AlphaFunc(exec, _mesa_AlphaFunc);
 125    SET_BlendFunc(exec, _mesa_BlendFunc);
 126    SET_Clear(exec, _mesa_Clear);
 127    SET_ClearColor(exec, _mesa_ClearColor);
 128    SET_ClearStencil(exec, _mesa_ClearStencil);
 129    SET_ColorMask(exec, _mesa_ColorMask);
 130    SET_CullFace(exec, _mesa_CullFace);
 131    SET_Disable(exec, _mesa_Disable);
 132    SET_DrawBuffer(exec, _mesa_DrawBuffer);
 133    SET_Enable(exec, _mesa_Enable);
 134    SET_Finish(exec, _mesa_Finish);
 135    SET_Flush(exec, _mesa_Flush);
 136    SET_FrontFace(exec, _mesa_FrontFace);
 137    SET_Frustum(exec, _mesa_Frustum);
 138    SET_GetError(exec, _mesa_GetError);
 139    SET_GetFloatv(exec, _mesa_GetFloatv);
 140    SET_GetString(exec, _mesa_GetString);
 141    SET_InitNames(exec, _mesa_InitNames);
 142    SET_LineStipple(exec, _mesa_LineStipple);
 143    SET_LineWidth(exec, _mesa_LineWidth);
 144    SET_LoadIdentity(exec, _mesa_LoadIdentity);
 145    SET_LoadMatrixf(exec, _mesa_LoadMatrixf);
 146    SET_LoadName(exec, _mesa_LoadName);
 147    SET_LogicOp(exec, _mesa_LogicOp);
 148    SET_MatrixMode(exec, _mesa_MatrixMode);
 149    SET_MultMatrixf(exec, _mesa_MultMatrixf);
 150    SET_Ortho(exec, _mesa_Ortho);
 151    SET_PixelStorei(exec, _mesa_PixelStorei);
 152    SET_PopMatrix(exec, _mesa_PopMatrix);
 153    SET_PopName(exec, _mesa_PopName);
 154    SET_PushMatrix(exec, _mesa_PushMatrix);
 155    SET_PushName(exec, _mesa_PushName);
 156    SET_RasterPos2f(exec, _mesa_RasterPos2f);
 157    SET_RasterPos2fv(exec, _mesa_RasterPos2fv);
 158    SET_RasterPos2i(exec, _mesa_RasterPos2i);
 159    SET_RasterPos2iv(exec, _mesa_RasterPos2iv);
 160    SET_ReadBuffer(exec, _mesa_ReadBuffer);
 161    SET_RenderMode(exec, _mesa_RenderMode);
 162    SET_Rotatef(exec, _mesa_Rotatef);
 163    SET_Scalef(exec, _mesa_Scalef);
 164    SET_Scissor(exec, _mesa_Scissor);
 165    SET_SelectBuffer(exec, _mesa_SelectBuffer);
 166    SET_ShadeModel(exec, _mesa_ShadeModel);
 167    SET_StencilFunc(exec, _mesa_StencilFunc);
 168    SET_StencilMask(exec, _mesa_StencilMask);
 169    SET_StencilOp(exec, _mesa_StencilOp);
 170    SET_TexEnvfv(exec, _mesa_TexEnvfv);
 171    SET_TexEnvi(exec, _mesa_TexEnvi);
 172    SET_TexImage2D(exec, _mesa_TexImage2D);
 173    SET_TexParameteri(exec, _mesa_TexParameteri);
 174    SET_Translatef(exec, _mesa_Translatef);
 175    SET_Viewport(exec, _mesa_Viewport);
 176 #if _HAVE_FULL_GL
 177    SET_Accum(exec, _mesa_Accum);
 178    SET_Bitmap(exec, _mesa_Bitmap);
 179    SET_CallList(exec, _mesa_CallList);
 180    SET_CallLists(exec, _mesa_CallLists);
 181    SET_ClearAccum(exec, _mesa_ClearAccum);
 182    SET_ClearDepth(exec, _mesa_ClearDepth);
 183    SET_ClearIndex(exec, _mesa_ClearIndex);
 184    SET_ClipPlane(exec, _mesa_ClipPlane);
 185    SET_ColorMaterial(exec, _mesa_ColorMaterial);
 186    SET_CopyPixels(exec, _mesa_CopyPixels);
 187    SET_CullParameterfvEXT(exec, _mesa_CullParameterfvEXT);
 188    SET_CullParameterdvEXT(exec, _mesa_CullParameterdvEXT);
 189    SET_DeleteLists(exec, _mesa_DeleteLists);
 190    SET_DepthFunc(exec, _mesa_DepthFunc);
 191    SET_DepthMask(exec, _mesa_DepthMask);
 192    SET_DepthRange(exec, _mesa_DepthRange);
 193    SET_DrawPixels(exec, _mesa_DrawPixels);
 194    SET_EndList(exec, _mesa_EndList);
 195    SET_FeedbackBuffer(exec, _mesa_FeedbackBuffer);
 196    SET_FogCoordPointerEXT(exec, _mesa_FogCoordPointerEXT);
 197    SET_Fogf(exec, _mesa_Fogf);
 198    SET_Fogfv(exec, _mesa_Fogfv);
 199    SET_Fogi(exec, _mesa_Fogi);
 200    SET_Fogiv(exec, _mesa_Fogiv);
 201    SET_GenLists(exec, _mesa_GenLists);
 202    SET_GetClipPlane(exec, _mesa_GetClipPlane);
 203    SET_GetBooleanv(exec, _mesa_GetBooleanv);
 204    SET_GetDoublev(exec, _mesa_GetDoublev);
 205    SET_GetIntegerv(exec, _mesa_GetIntegerv);
 206    SET_GetLightfv(exec, _mesa_GetLightfv);
 207    SET_GetLightiv(exec, _mesa_GetLightiv);
 208    SET_GetMapdv(exec, _mesa_GetMapdv);
 209    SET_GetMapfv(exec, _mesa_GetMapfv);
 210    SET_GetMapiv(exec, _mesa_GetMapiv);
 211    SET_GetMaterialfv(exec, _mesa_GetMaterialfv);
 212    SET_GetMaterialiv(exec, _mesa_GetMaterialiv);
 213    SET_GetPixelMapfv(exec, _mesa_GetPixelMapfv);
 214    SET_GetPixelMapuiv(exec, _mesa_GetPixelMapuiv);
 215    SET_GetPixelMapusv(exec, _mesa_GetPixelMapusv);
 216    SET_GetPolygonStipple(exec, _mesa_GetPolygonStipple);
 217    SET_GetTexEnvfv(exec, _mesa_GetTexEnvfv);
 218    SET_GetTexEnviv(exec, _mesa_GetTexEnviv);
 219    SET_GetTexLevelParameterfv(exec, _mesa_GetTexLevelParameterfv);
 220    SET_GetTexLevelParameteriv(exec, _mesa_GetTexLevelParameteriv);
 221    SET_GetTexParameterfv(exec, _mesa_GetTexParameterfv);
 222    SET_GetTexParameteriv(exec, _mesa_GetTexParameteriv);
 223    SET_GetTexGendv(exec, _mesa_GetTexGendv);
 224    SET_GetTexGenfv(exec, _mesa_GetTexGenfv);
 225    SET_GetTexGeniv(exec, _mesa_GetTexGeniv);
 226    SET_GetTexImage(exec, _mesa_GetTexImage);
 227    SET_Hint(exec, _mesa_Hint);
 228    SET_IndexMask(exec, _mesa_IndexMask);
 229    SET_IsEnabled(exec, _mesa_IsEnabled);
 230    SET_IsList(exec, _mesa_IsList);
 231    SET_LightModelf(exec, _mesa_LightModelf);
 232    SET_LightModelfv(exec, _mesa_LightModelfv);
 233    SET_LightModeli(exec, _mesa_LightModeli);
 234    SET_LightModeliv(exec, _mesa_LightModeliv);
 235    SET_Lightf(exec, _mesa_Lightf);
 236    SET_Lightfv(exec, _mesa_Lightfv);
 237    SET_Lighti(exec, _mesa_Lighti);
 238    SET_Lightiv(exec, _mesa_Lightiv);
 239    SET_ListBase(exec, _mesa_ListBase);
 240    SET_LoadMatrixd(exec, _mesa_LoadMatrixd);
 241    SET_Map1d(exec, _mesa_Map1d);
 242    SET_Map1f(exec, _mesa_Map1f);
 243    SET_Map2d(exec, _mesa_Map2d);
 244    SET_Map2f(exec, _mesa_Map2f);
 245    SET_MapGrid1d(exec, _mesa_MapGrid1d);
 246    SET_MapGrid1f(exec, _mesa_MapGrid1f);
 247    SET_MapGrid2d(exec, _mesa_MapGrid2d);
 248    SET_MapGrid2f(exec, _mesa_MapGrid2f);
 249    SET_MultMatrixd(exec, _mesa_MultMatrixd);
 250    SET_NewList(exec, _mesa_NewList);
 251    SET_PassThrough(exec, _mesa_PassThrough);
 252    SET_PixelMapfv(exec, _mesa_PixelMapfv);
 253    SET_PixelMapuiv(exec, _mesa_PixelMapuiv);
 254    SET_PixelMapusv(exec, _mesa_PixelMapusv);
 255    SET_PixelStoref(exec, _mesa_PixelStoref);
 256    SET_PixelTransferf(exec, _mesa_PixelTransferf);
 257    SET_PixelTransferi(exec, _mesa_PixelTransferi);
 258    SET_PixelZoom(exec, _mesa_PixelZoom);
 259    SET_PointSize(exec, _mesa_PointSize);
 260    SET_PolygonMode(exec, _mesa_PolygonMode);
 261    SET_PolygonOffset(exec, _mesa_PolygonOffset);
 262    SET_PolygonStipple(exec, _mesa_PolygonStipple);
 263    SET_PopAttrib(exec, _mesa_PopAttrib);
 264    SET_PushAttrib(exec, _mesa_PushAttrib);
 265    SET_RasterPos2d(exec, _mesa_RasterPos2d);
 266    SET_RasterPos2dv(exec, _mesa_RasterPos2dv);
 267    SET_RasterPos2s(exec, _mesa_RasterPos2s);
 268    SET_RasterPos2sv(exec, _mesa_RasterPos2sv);
 269    SET_RasterPos3d(exec, _mesa_RasterPos3d);
 270    SET_RasterPos3dv(exec, _mesa_RasterPos3dv);
 271    SET_RasterPos3f(exec, _mesa_RasterPos3f);
 272    SET_RasterPos3fv(exec, _mesa_RasterPos3fv);
 273    SET_RasterPos3i(exec, _mesa_RasterPos3i);
 274    SET_RasterPos3iv(exec, _mesa_RasterPos3iv);
 275    SET_RasterPos3s(exec, _mesa_RasterPos3s);
 276    SET_RasterPos3sv(exec, _mesa_RasterPos3sv);
 277    SET_RasterPos4d(exec, _mesa_RasterPos4d);
 278    SET_RasterPos4dv(exec, _mesa_RasterPos4dv);
 279    SET_RasterPos4f(exec, _mesa_RasterPos4f);
 280    SET_RasterPos4fv(exec, _mesa_RasterPos4fv);
 281    SET_RasterPos4i(exec, _mesa_RasterPos4i);
 282    SET_RasterPos4iv(exec, _mesa_RasterPos4iv);
 283    SET_RasterPos4s(exec, _mesa_RasterPos4s);
 284    SET_RasterPos4sv(exec, _mesa_RasterPos4sv);
 285    SET_ReadPixels(exec, _mesa_ReadPixels);
 286    SET_Rotated(exec, _mesa_Rotated);
 287    SET_Scaled(exec, _mesa_Scaled);
 288    SET_SecondaryColorPointerEXT(exec, _mesa_SecondaryColorPointerEXT);
 289    SET_TexEnvf(exec, _mesa_TexEnvf);
 290    SET_TexEnviv(exec, _mesa_TexEnviv);
 291    SET_TexGend(exec, _mesa_TexGend);
 292    SET_TexGendv(exec, _mesa_TexGendv);
 293    SET_TexGenf(exec, _mesa_TexGenf);
 294    SET_TexGenfv(exec, _mesa_TexGenfv);
 295    SET_TexGeni(exec, _mesa_TexGeni);
 296    SET_TexGeniv(exec, _mesa_TexGeniv);
 297    SET_TexImage1D(exec, _mesa_TexImage1D);
 298    SET_TexParameterf(exec, _mesa_TexParameterf);
 299    SET_TexParameterfv(exec, _mesa_TexParameterfv);
 300    SET_TexParameteriv(exec, _mesa_TexParameteriv);
 301    SET_Translated(exec, _mesa_Translated);
 302 #endif
 303
 304    /* 1.1 */
 305    SET_BindTexture(exec, _mesa_BindTexture);
 306    SET_DeleteTextures(exec, _mesa_DeleteTextures);
 307    SET_GenTextures(exec, _mesa_GenTextures);
 308 #if _HAVE_FULL_GL
 309    SET_AreTexturesResident(exec, _mesa_AreTexturesResident);
 310    SET_ColorPointer(exec, _mesa_ColorPointer);
 311    SET_CopyTexImage1D(exec, _mesa_CopyTexImage1D);
 312    SET_CopyTexImage2D(exec, _mesa_CopyTexImage2D);
 313    SET_CopyTexSubImage1D(exec, _mesa_CopyTexSubImage1D);
 314    SET_CopyTexSubImage2D(exec, _mesa_CopyTexSubImage2D);
 315    SET_DisableClientState(exec, _mesa_DisableClientState);
 316    SET_EdgeFlagPointer(exec, _mesa_EdgeFlagPointer);
 317    SET_EnableClientState(exec, _mesa_EnableClientState);
 318    SET_GetPointerv(exec, _mesa_GetPointerv);
 319    SET_IndexPointer(exec, _mesa_IndexPointer);
 320    SET_InterleavedArrays(exec, _mesa_InterleavedArrays);
 321    SET_IsTexture(exec, _mesa_IsTexture);
 322    SET_NormalPointer(exec, _mesa_NormalPointer);
 323    SET_PopClientAttrib(exec, _mesa_PopClientAttrib);
 324    SET_PrioritizeTextures(exec, _mesa_PrioritizeTextures);
 325    SET_PushClientAttrib(exec, _mesa_PushClientAttrib);
 326    SET_TexCoordPointer(exec, _mesa_TexCoordPointer);
 327    SET_TexSubImage1D(exec, _mesa_TexSubImage1D);
 328    SET_TexSubImage2D(exec, _mesa_TexSubImage2D);
 329    SET_VertexPointer(exec, _mesa_VertexPointer);
 330 #endif
 331
 332    /* 1.2 */
 333 #if _HAVE_FULL_GL
 334    SET_CopyTexSubImage3D(exec, _mesa_CopyTexSubImage3D);
 335    SET_TexImage3D(exec, _mesa_TexImage3D);
 336    SET_TexSubImage3D(exec, _mesa_TexSubImage3D);
 337 #endif
 338
 339    /* OpenGL 1.2  GL_ARB_imaging */
 340 #if _HAVE_FULL_GL
 341    SET_BlendColor(exec, _mesa_BlendColor);
 342    SET_BlendEquation(exec, _mesa_BlendEquation);
 343    SET_BlendEquationSeparateEXT(exec, _mesa_BlendEquationSeparateEXT);
 344    SET_ColorSubTable(exec, _mesa_ColorSubTable);
 345    SET_ColorTable(exec, _mesa_ColorTable);
 346    SET_ColorTableParameterfv(exec, _mesa_ColorTableParameterfv);
 347    SET_ColorTableParameteriv(exec, _mesa_ColorTableParameteriv);
 348    SET_ConvolutionFilter1D(exec, _mesa_ConvolutionFilter1D);
 349    SET_ConvolutionFilter2D(exec, _mesa_ConvolutionFilter2D);
 350    SET_ConvolutionParameterf(exec, _mesa_ConvolutionParameterf);
 351    SET_ConvolutionParameterfv(exec, _mesa_ConvolutionParameterfv);
 352    SET_ConvolutionParameteri(exec, _mesa_ConvolutionParameteri);
 353    SET_ConvolutionParameteriv(exec, _mesa_ConvolutionParameteriv);
 354    SET_CopyColorSubTable(exec, _mesa_CopyColorSubTable);
 355    SET_CopyColorTable(exec, _mesa_CopyColorTable);
 356    SET_CopyConvolutionFilter1D(exec, _mesa_CopyConvolutionFilter1D);
 357    SET_CopyConvolutionFilter2D(exec, _mesa_CopyConvolutionFilter2D);
 358    SET_GetColorTable(exec, _mesa_GetColorTable);
 359    SET_GetColorTableParameterfv(exec, _mesa_GetColorTableParameterfv);
 360    SET_GetColorTableParameteriv(exec, _mesa_GetColorTableParameteriv);
 361    SET_GetConvolutionFilter(exec, _mesa_GetConvolutionFilter);
 362    SET_GetConvolutionParameterfv(exec, _mesa_GetConvolutionParameterfv);
 363    SET_GetConvolutionParameteriv(exec, _mesa_GetConvolutionParameteriv);
 364    SET_GetHistogram(exec, _mesa_GetHistogram);
 365    SET_GetHistogramParameterfv(exec, _mesa_GetHistogramParameterfv);
 366    SET_GetHistogramParameteriv(exec, _mesa_GetHistogramParameteriv);
 367    SET_GetMinmax(exec, _mesa_GetMinmax);
 368    SET_GetMinmaxParameterfv(exec, _mesa_GetMinmaxParameterfv);
 369    SET_GetMinmaxParameteriv(exec, _mesa_GetMinmaxParameteriv);
 370    SET_GetSeparableFilter(exec, _mesa_GetSeparableFilter);
 371    SET_Histogram(exec, _mesa_Histogram);
 372    SET_Minmax(exec, _mesa_Minmax);
 373    SET_ResetHistogram(exec, _mesa_ResetHistogram);
 374    SET_ResetMinmax(exec, _mesa_ResetMinmax);
 375    SET_SeparableFilter2D(exec, _mesa_SeparableFilter2D);
 376 #endif
 377
 378    /* OpenGL 2.0 */
 379    SET_StencilFuncSeparate(exec, _mesa_StencilFuncSeparate);
 380    SET_StencilMaskSeparate(exec, _mesa_StencilMaskSeparate);
 381    SET_StencilOpSeparate(exec, _mesa_StencilOpSeparate);
 382 #if FEATURE_ARB_shader_objects
 383    SET_AttachShader(exec, _mesa_AttachShader);
 384    SET_CreateProgram(exec, _mesa_CreateProgram);
 385    SET_CreateShader(exec, _mesa_CreateShader);
 386    SET_DeleteProgram(exec, _mesa_DeleteProgram);
 387    SET_DeleteShader(exec, _mesa_DeleteShader);
 388    SET_DetachShader(exec, _mesa_DetachShader);
 389    SET_GetAttachedShaders(exec, _mesa_GetAttachedShaders);
 390    SET_GetProgramiv(exec, _mesa_GetProgramiv);
 391    SET_GetProgramInfoLog(exec, _mesa_GetProgramInfoLog);
 392    SET_GetShaderiv(exec, _mesa_GetShaderiv);
 393    SET_GetShaderInfoLog(exec, _mesa_GetShaderInfoLog);
 394    SET_IsProgram(exec, _mesa_IsProgram);
 395    SET_IsShader(exec, _mesa_IsShader);
 396 #endif
 397
 398    /* OpenGL 2.1 */
 399 #if FEATURE_ARB_shader_objects
 400    SET_UniformMatrix2x3fv(exec, _mesa_UniformMatrix2x3fv);
 401    SET_UniformMatrix3x2fv(exec, _mesa_UniformMatrix3x2fv);
 402    SET_UniformMatrix2x4fv(exec, _mesa_UniformMatrix2x4fv);
 403    SET_UniformMatrix4x2fv(exec, _mesa_UniformMatrix4x2fv);
 404    SET_UniformMatrix3x4fv(exec, _mesa_UniformMatrix3x4fv);
 405    SET_UniformMatrix4x3fv(exec, _mesa_UniformMatrix4x3fv);
 406 #endif
 407
 408
 409    /* 2. GL_EXT_blend_color */
 410 #if 0
 411 /*    SET_BlendColorEXT(exec, _mesa_BlendColorEXT); */
 412 #endif
 413
 414    /* 3. GL_EXT_polygon_offset */
 415 #if _HAVE_FULL_GL
 416    SET_PolygonOffsetEXT(exec, _mesa_PolygonOffsetEXT);
 417 #endif
 418
 419    /* 6. GL_EXT_texture3d */
 420 #if 0
 421 /*    SET_CopyTexSubImage3DEXT(exec, _mesa_CopyTexSubImage3D); */
 422 /*    SET_TexImage3DEXT(exec, _mesa_TexImage3DEXT); */
 423 /*    SET_TexSubImage3DEXT(exec, _mesa_TexSubImage3D); */
 424 #endif
 425
 426    /* 11. GL_EXT_histogram */
 427 #if 0
 428    SET_GetHistogramEXT(exec, _mesa_GetHistogram);
 429    SET_GetHistogramParameterfvEXT(exec, _mesa_GetHistogramParameterfv);
 430    SET_GetHistogramParameterivEXT(exec, _mesa_GetHistogramParameteriv);
 431    SET_GetMinmaxEXT(exec, _mesa_GetMinmax);
 432    SET_GetMinmaxParameterfvEXT(exec, _mesa_GetMinmaxParameterfv);
 433    SET_GetMinmaxParameterivEXT(exec, _mesa_GetMinmaxParameteriv);
 434 #endif
 435
 436    /* 14. SGI_color_table */
 437 #if 0
 438    SET_ColorTableSGI(exec, _mesa_ColorTable);
 439    SET_ColorSubTableSGI(exec, _mesa_ColorSubTable);
 440    SET_GetColorTableSGI(exec, _mesa_GetColorTable);
 441    SET_GetColorTableParameterfvSGI(exec, _mesa_GetColorTableParameterfv);
 442    SET_GetColorTableParameterivSGI(exec, _mesa_GetColorTableParameteriv);
 443 #endif
 444
 445    /* 30. GL_EXT_vertex_array */
 446 #if _HAVE_FULL_GL
 447    SET_ColorPointerEXT(exec, _mesa_ColorPointerEXT);
 448    SET_EdgeFlagPointerEXT(exec, _mesa_EdgeFlagPointerEXT);
 449    SET_IndexPointerEXT(exec, _mesa_IndexPointerEXT);
 450    SET_NormalPointerEXT(exec, _mesa_NormalPointerEXT);
 451    SET_TexCoordPointerEXT(exec, _mesa_TexCoordPointerEXT);
 452    SET_VertexPointerEXT(exec, _mesa_VertexPointerEXT);
 453 #endif
 454
 455    /* 37. GL_EXT_blend_minmax */
 456 #if 0
 457    SET_BlendEquationEXT(exec, _mesa_BlendEquationEXT);
 458 #endif
 459
 460    /* 54. GL_EXT_point_parameters */
 461 #if _HAVE_FULL_GL
 462    SET_PointParameterfEXT(exec, _mesa_PointParameterf);
 463    SET_PointParameterfvEXT(exec, _mesa_PointParameterfv);
 464 #endif
 465
 466    /* 97. GL_EXT_compiled_vertex_array */
 467 #if _HAVE_FULL_GL
 468    SET_LockArraysEXT(exec, _mesa_LockArraysEXT);
 469    SET_UnlockArraysEXT(exec, _mesa_UnlockArraysEXT);
 470 #endif
 471
 472    /* 148. GL_EXT_multi_draw_arrays */
 473 #if _HAVE_FULL_GL
 474    SET_MultiDrawArraysEXT(exec, _mesa_MultiDrawArraysEXT);
 475    SET_MultiDrawElementsEXT(exec, _mesa_MultiDrawElementsEXT);
 476 #endif
 477
 478    /* 173. GL_INGR_blend_func_separate */
 479 #if _HAVE_FULL_GL
 480    SET_BlendFuncSeparateEXT(exec, _mesa_BlendFuncSeparateEXT);
 481 #endif
 482
 483    /* 196. GL_MESA_resize_buffers */
 484 #if _HAVE_FULL_GL
 485    SET_ResizeBuffersMESA(exec, _mesa_ResizeBuffersMESA);
 486 #endif
 487
 488    /* 197. GL_MESA_window_pos */
 489 #if _HAVE_FULL_GL
 490    SET_WindowPos2dMESA(exec, _mesa_WindowPos2dMESA);
 491    SET_WindowPos2dvMESA(exec, _mesa_WindowPos2dvMESA);
 492    SET_WindowPos2fMESA(exec, _mesa_WindowPos2fMESA);
 493    SET_WindowPos2fvMESA(exec, _mesa_WindowPos2fvMESA);
 494    SET_WindowPos2iMESA(exec, _mesa_WindowPos2iMESA);
 495    SET_WindowPos2ivMESA(exec, _mesa_WindowPos2ivMESA);
 496    SET_WindowPos2sMESA(exec, _mesa_WindowPos2sMESA);
 497    SET_WindowPos2svMESA(exec, _mesa_WindowPos2svMESA);
 498    SET_WindowPos3dMESA(exec, _mesa_WindowPos3dMESA);
 499    SET_WindowPos3dvMESA(exec, _mesa_WindowPos3dvMESA);
 500    SET_WindowPos3fMESA(exec, _mesa_WindowPos3fMESA);
 501    SET_WindowPos3fvMESA(exec, _mesa_WindowPos3fvMESA);
 502    SET_WindowPos3iMESA(exec, _mesa_WindowPos3iMESA);
 503    SET_WindowPos3ivMESA(exec, _mesa_WindowPos3ivMESA);
 504    SET_WindowPos3sMESA(exec, _mesa_WindowPos3sMESA);
 505    SET_WindowPos3svMESA(exec, _mesa_WindowPos3svMESA);
 506    SET_WindowPos4dMESA(exec, _mesa_WindowPos4dMESA);
 507    SET_WindowPos4dvMESA(exec, _mesa_WindowPos4dvMESA);
 508    SET_WindowPos4fMESA(exec, _mesa_WindowPos4fMESA);
 509    SET_WindowPos4fvMESA(exec, _mesa_WindowPos4fvMESA);
 510    SET_WindowPos4iMESA(exec, _mesa_WindowPos4iMESA);
 511    SET_WindowPos4ivMESA(exec, _mesa_WindowPos4ivMESA);
 512    SET_WindowPos4sMESA(exec, _mesa_WindowPos4sMESA);
 513    SET_WindowPos4svMESA(exec, _mesa_WindowPos4svMESA);
 514 #endif
 515
 516    /* 200. GL_IBM_multimode_draw_arrays */
 517 #if _HAVE_FULL_GL
 518    SET_MultiModeDrawArraysIBM(exec, _mesa_MultiModeDrawArraysIBM);
 519    SET_MultiModeDrawElementsIBM(exec, _mesa_MultiModeDrawElementsIBM);
 520 #endif
 521
 522    /* 233. GL_NV_vertex_program */
 523 #if FEATURE_NV_vertex_program
 524    SET_BindProgramNV(exec, _mesa_BindProgram);
 525    SET_DeleteProgramsNV(exec, _mesa_DeletePrograms);
 526    SET_ExecuteProgramNV(exec, _mesa_ExecuteProgramNV);
 527    SET_GenProgramsNV(exec, _mesa_GenPrograms);
 528    SET_AreProgramsResidentNV(exec, _mesa_AreProgramsResidentNV);
 529    SET_RequestResidentProgramsNV(exec, _mesa_RequestResidentProgramsNV);
 530    SET_GetProgramParameterfvNV(exec, _mesa_GetProgramParameterfvNV);
 531    SET_GetProgramParameterdvNV(exec, _mesa_GetProgramParameterdvNV);
 532    SET_GetProgramivNV(exec, _mesa_GetProgramivNV);
 533    SET_GetProgramStringNV(exec, _mesa_GetProgramStringNV);
 534    SET_GetTrackMatrixivNV(exec, _mesa_GetTrackMatrixivNV);
 535    SET_GetVertexAttribdvNV(exec, _mesa_GetVertexAttribdvNV);
 536    SET_GetVertexAttribfvNV(exec, _mesa_GetVertexAttribfvNV);
 537    SET_GetVertexAttribivNV(exec, _mesa_GetVertexAttribivNV);
 538    SET_GetVertexAttribPointervNV(exec, _mesa_GetVertexAttribPointervNV);
 539    SET_IsProgramNV(exec, _mesa_IsProgramARB);
 540    SET_LoadProgramNV(exec, _mesa_LoadProgramNV);
 541    SET_ProgramEnvParameter4dARB(exec, _mesa_ProgramEnvParameter4dARB); /* alias to ProgramParameter4dNV */
 542    SET_ProgramEnvParameter4dvARB(exec, _mesa_ProgramEnvParameter4dvARB);  /* alias to ProgramParameter4dvNV */
 543    SET_ProgramEnvParameter4fARB(exec, _mesa_ProgramEnvParameter4fARB);  /* alias to ProgramParameter4fNV */
 544    SET_ProgramEnvParameter4fvARB(exec, _mesa_ProgramEnvParameter4fvARB);  /* alias to ProgramParameter4fvNV */
 545    SET_ProgramParameters4dvNV(exec, _mesa_ProgramParameters4dvNV);
 546    SET_ProgramParameters4fvNV(exec, _mesa_ProgramParameters4fvNV);
 547    SET_TrackMatrixNV(exec, _mesa_TrackMatrixNV);
 548    SET_VertexAttribPointerNV(exec, _mesa_VertexAttribPointerNV);
 549    /* glVertexAttrib*NV functions handled in api_loopback.c */
 550 #endif
 551
 552    /* 273. GL_APPLE_vertex_array_object */
 553    SET_BindVertexArrayAPPLE(exec, _mesa_BindVertexArrayAPPLE);
 554    SET_DeleteVertexArraysAPPLE(exec, _mesa_DeleteVertexArraysAPPLE);
 555    SET_GenVertexArraysAPPLE(exec, _mesa_GenVertexArraysAPPLE);
 556    SET_IsVertexArrayAPPLE(exec, _mesa_IsVertexArrayAPPLE);
 557
 558    /* 282. GL_NV_fragment_program */
 559 #if FEATURE_NV_fragment_program
 560    SET_ProgramNamedParameter4fNV(exec, _mesa_ProgramNamedParameter4fNV);
 561    SET_ProgramNamedParameter4dNV(exec, _mesa_ProgramNamedParameter4dNV);
 562    SET_ProgramNamedParameter4fvNV(exec, _mesa_ProgramNamedParameter4fvNV);
 563    SET_ProgramNamedParameter4dvNV(exec, _mesa_ProgramNamedParameter4dvNV);
 564    SET_GetProgramNamedParameterfvNV(exec, _mesa_GetProgramNamedParameterfvNV);
 565    SET_GetProgramNamedParameterdvNV(exec, _mesa_GetProgramNamedParameterdvNV);
 566    SET_ProgramLocalParameter4dARB(exec, _mesa_ProgramLocalParameter4dARB);
 567    SET_ProgramLocalParameter4dvARB(exec, _mesa_ProgramLocalParameter4dvARB);
 568    SET_ProgramLocalParameter4fARB(exec, _mesa_ProgramLocalParameter4fARB);
 569    SET_ProgramLocalParameter4fvARB(exec, _mesa_ProgramLocalParameter4fvARB);
 570    SET_GetProgramLocalParameterdvARB(exec, _mesa_GetProgramLocalParameterdvARB);
 571    SET_GetProgramLocalParameterfvARB(exec, _mesa_GetProgramLocalParameterfvARB);
 572 #endif
 573
 574    /* 262. GL_NV_point_sprite */
 575 #if _HAVE_FULL_GL
 576    SET_PointParameteriNV(exec, _mesa_PointParameteri);
 577    SET_PointParameterivNV(exec, _mesa_PointParameteriv);
 578 #endif
 579
 580    /* 268. GL_EXT_stencil_two_side */
 581 #if _HAVE_FULL_GL
 582    SET_ActiveStencilFaceEXT(exec, _mesa_ActiveStencilFaceEXT);
 583 #endif
 584
 585    /* ???. GL_EXT_depth_bounds_test */
 586    SET_DepthBoundsEXT(exec, _mesa_DepthBoundsEXT);
 587
 588    /* ARB 1. GL_ARB_multitexture */
 589 #if _HAVE_FULL_GL
 590    SET_ActiveTextureARB(exec, _mesa_ActiveTextureARB);
 591    SET_ClientActiveTextureARB(exec, _mesa_ClientActiveTextureARB);
 592 #endif
 593
 594    /* ARB 3. GL_ARB_transpose_matrix */
 595 #if _HAVE_FULL_GL
 596    SET_LoadTransposeMatrixdARB(exec, _mesa_LoadTransposeMatrixdARB);
 597    SET_LoadTransposeMatrixfARB(exec, _mesa_LoadTransposeMatrixfARB);
 598    SET_MultTransposeMatrixdARB(exec, _mesa_MultTransposeMatrixdARB);
 599    SET_MultTransposeMatrixfARB(exec, _mesa_MultTransposeMatrixfARB);
 600 #endif
 601
 602    /* ARB 5. GL_ARB_multisample */
 603 #if _HAVE_FULL_GL
 604    SET_SampleCoverageARB(exec, _mesa_SampleCoverageARB);
 605 #endif
 606
 607    /* ARB 12. GL_ARB_texture_compression */
 608 #if _HAVE_FULL_GL
 609    SET_CompressedTexImage3DARB(exec, _mesa_CompressedTexImage3DARB);
 610    SET_CompressedTexImage2DARB(exec, _mesa_CompressedTexImage2DARB);
 611    SET_CompressedTexImage1DARB(exec, _mesa_CompressedTexImage1DARB);
 612    SET_CompressedTexSubImage3DARB(exec, _mesa_CompressedTexSubImage3DARB);
 613    SET_CompressedTexSubImage2DARB(exec, _mesa_CompressedTexSubImage2DARB);
 614    SET_CompressedTexSubImage1DARB(exec, _mesa_CompressedTexSubImage1DARB);
 615    SET_GetCompressedTexImageARB(exec, _mesa_GetCompressedTexImageARB);
 616 #endif
 617
 618    /* ARB 14. GL_ARB_point_parameters */
 619    /* reuse EXT_point_parameters functions */
 620
 621    /* ARB 26. GL_ARB_vertex_program */
 622    /* ARB 27. GL_ARB_fragment_program */
 623 #if FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program
 624    /* glVertexAttrib1sARB aliases glVertexAttrib1sNV */
 625    /* glVertexAttrib1fARB aliases glVertexAttrib1fNV */
 626    /* glVertexAttrib1dARB aliases glVertexAttrib1dNV */
 627    /* glVertexAttrib2sARB aliases glVertexAttrib2sNV */
 628    /* glVertexAttrib2fARB aliases glVertexAttrib2fNV */
 629    /* glVertexAttrib2dARB aliases glVertexAttrib2dNV */
 630    /* glVertexAttrib3sARB aliases glVertexAttrib3sNV */
 631    /* glVertexAttrib3fARB aliases glVertexAttrib3fNV */
 632    /* glVertexAttrib3dARB aliases glVertexAttrib3dNV */
 633    /* glVertexAttrib4sARB aliases glVertexAttrib4sNV */
 634    /* glVertexAttrib4fARB aliases glVertexAttrib4fNV */
 635    /* glVertexAttrib4dARB aliases glVertexAttrib4dNV */
 636    /* glVertexAttrib4NubARB aliases glVertexAttrib4NubNV */
 637    /* glVertexAttrib1svARB aliases glVertexAttrib1svNV */
 638    /* glVertexAttrib1fvARB aliases glVertexAttrib1fvNV */
 639    /* glVertexAttrib1dvARB aliases glVertexAttrib1dvNV */
 640    /* glVertexAttrib2svARB aliases glVertexAttrib2svNV */
 641    /* glVertexAttrib2fvARB aliases glVertexAttrib2fvNV */
 642    /* glVertexAttrib2dvARB aliases glVertexAttrib2dvNV */
 643    /* glVertexAttrib3svARB aliases glVertexAttrib3svNV */
 644    /* glVertexAttrib3fvARB aliases glVertexAttrib3fvNV */
 645    /* glVertexAttrib3dvARB aliases glVertexAttrib3dvNV */
 646    /* glVertexAttrib4svARB aliases glVertexAttrib4svNV */
 647    /* glVertexAttrib4fvARB aliases glVertexAttrib4fvNV */
 648    /* glVertexAttrib4dvARB aliases glVertexAttrib4dvNV */
 649    /* glVertexAttrib4NubvARB aliases glVertexAttrib4NubvNV */
 650    /* glVertexAttrib4bvARB handled in api_loopback.c */
 651    /* glVertexAttrib4ivARB handled in api_loopback.c */
 652    /* glVertexAttrib4ubvARB handled in api_loopback.c */
 653    /* glVertexAttrib4usvARB handled in api_loopback.c */
 654    /* glVertexAttrib4uivARB handled in api_loopback.c */
 655    /* glVertexAttrib4NbvARB handled in api_loopback.c */
 656    /* glVertexAttrib4NsvARB handled in api_loopback.c */
 657    /* glVertexAttrib4NivARB handled in api_loopback.c */
 658    /* glVertexAttrib4NusvARB handled in api_loopback.c */
 659    /* glVertexAttrib4NuivARB handled in api_loopback.c */
 660    SET_VertexAttribPointerARB(exec, _mesa_VertexAttribPointerARB);
 661    SET_EnableVertexAttribArrayARB(exec, _mesa_EnableVertexAttribArrayARB);
 662    SET_DisableVertexAttribArrayARB(exec, _mesa_DisableVertexAttribArrayARB);
 663    SET_ProgramStringARB(exec, _mesa_ProgramStringARB);
 664    /* glBindProgramARB aliases glBindProgramNV */
 665    /* glDeleteProgramsARB aliases glDeleteProgramsNV */
 666    /* glGenProgramsARB aliases glGenProgramsNV */
 667    /* glIsProgramARB aliases glIsProgramNV */
 668    SET_GetVertexAttribdvARB(exec, _mesa_GetVertexAttribdvARB);
 669    SET_GetVertexAttribfvARB(exec, _mesa_GetVertexAttribfvARB);
 670    SET_GetVertexAttribivARB(exec, _mesa_GetVertexAttribivARB);
 671    /* glGetVertexAttribPointervARB aliases glGetVertexAttribPointervNV */
 672    SET_ProgramEnvParameter4dARB(exec, _mesa_ProgramEnvParameter4dARB);
 673    SET_ProgramEnvParameter4dvARB(exec, _mesa_ProgramEnvParameter4dvARB);
 674    SET_ProgramEnvParameter4fARB(exec, _mesa_ProgramEnvParameter4fARB);
 675    SET_ProgramEnvParameter4fvARB(exec, _mesa_ProgramEnvParameter4fvARB);
 676    SET_ProgramLocalParameter4dARB(exec, _mesa_ProgramLocalParameter4dARB);
 677    SET_ProgramLocalParameter4dvARB(exec, _mesa_ProgramLocalParameter4dvARB);
 678    SET_ProgramLocalParameter4fARB(exec, _mesa_ProgramLocalParameter4fARB);
 679    SET_ProgramLocalParameter4fvARB(exec, _mesa_ProgramLocalParameter4fvARB);
 680    SET_GetProgramEnvParameterdvARB(exec, _mesa_GetProgramEnvParameterdvARB);
 681    SET_GetProgramEnvParameterfvARB(exec, _mesa_GetProgramEnvParameterfvARB);
 682    SET_GetProgramLocalParameterdvARB(exec, _mesa_GetProgramLocalParameterdvARB);
 683    SET_GetProgramLocalParameterfvARB(exec, _mesa_GetProgramLocalParameterfvARB);
 684    SET_GetProgramivARB(exec, _mesa_GetProgramivARB);
 685    SET_GetProgramStringARB(exec, _mesa_GetProgramStringARB);
 686 #endif
 687
 688    /* ARB 28. GL_ARB_vertex_buffer_object */
 689 #if FEATURE_ARB_vertex_buffer_object
 690    SET_BindBufferARB(exec, _mesa_BindBufferARB);
 691    SET_BufferDataARB(exec, _mesa_BufferDataARB);
 692    SET_BufferSubDataARB(exec, _mesa_BufferSubDataARB);
 693    SET_DeleteBuffersARB(exec, _mesa_DeleteBuffersARB);
 694    SET_GenBuffersARB(exec, _mesa_GenBuffersARB);
 695    SET_GetBufferParameterivARB(exec, _mesa_GetBufferParameterivARB);
 696    SET_GetBufferPointervARB(exec, _mesa_GetBufferPointervARB);
 697    SET_GetBufferSubDataARB(exec, _mesa_GetBufferSubDataARB);
 698    SET_IsBufferARB(exec, _mesa_IsBufferARB);
 699    SET_MapBufferARB(exec, _mesa_MapBufferARB);
 700    SET_UnmapBufferARB(exec, _mesa_UnmapBufferARB);
 701 #endif
 702
 703    /* ARB 29. GL_ARB_occlusion_query */
 704 #if FEATURE_ARB_occlusion_query
 705    SET_GenQueriesARB(exec, _mesa_GenQueriesARB);
 706    SET_DeleteQueriesARB(exec, _mesa_DeleteQueriesARB);
 707    SET_IsQueryARB(exec, _mesa_IsQueryARB);
 708    SET_BeginQueryARB(exec, _mesa_BeginQueryARB);
 709    SET_EndQueryARB(exec, _mesa_EndQueryARB);
 710    SET_GetQueryivARB(exec, _mesa_GetQueryivARB);
 711    SET_GetQueryObjectivARB(exec, _mesa_GetQueryObjectivARB);
 712    SET_GetQueryObjectuivARB(exec, _mesa_GetQueryObjectuivARB);
 713 #endif
 714
 715    /* ARB 37. GL_ARB_draw_buffers */
 716    SET_DrawBuffersARB(exec, _mesa_DrawBuffersARB);
 717
 718 #if FEATURE_ARB_shader_objects
 719    SET_DeleteObjectARB(exec, _mesa_DeleteObjectARB);
 720    SET_GetHandleARB(exec, _mesa_GetHandleARB);
 721    SET_DetachObjectARB(exec, _mesa_DetachObjectARB);
 722    SET_CreateShaderObjectARB(exec, _mesa_CreateShaderObjectARB);
 723    SET_ShaderSourceARB(exec, _mesa_ShaderSourceARB);
 724    SET_CompileShaderARB(exec, _mesa_CompileShaderARB);
 725    SET_CreateProgramObjectARB(exec, _mesa_CreateProgramObjectARB);
 726    SET_AttachObjectARB(exec, _mesa_AttachObjectARB);
 727    SET_LinkProgramARB(exec, _mesa_LinkProgramARB);
 728    SET_UseProgramObjectARB(exec, _mesa_UseProgramObjectARB);
 729    SET_ValidateProgramARB(exec, _mesa_ValidateProgramARB);
 730    SET_Uniform1fARB(exec, _mesa_Uniform1fARB);
 731    SET_Uniform2fARB(exec, _mesa_Uniform2fARB);
 732    SET_Uniform3fARB(exec, _mesa_Uniform3fARB);
 733    SET_Uniform4fARB(exec, _mesa_Uniform4fARB);
 734    SET_Uniform1iARB(exec, _mesa_Uniform1iARB);
 735    SET_Uniform2iARB(exec, _mesa_Uniform2iARB);
 736    SET_Uniform3iARB(exec, _mesa_Uniform3iARB);
 737    SET_Uniform4iARB(exec, _mesa_Uniform4iARB);
 738    SET_Uniform1fvARB(exec, _mesa_Uniform1fvARB);
 739    SET_Uniform2fvARB(exec, _mesa_Uniform2fvARB);
 740    SET_Uniform3fvARB(exec, _mesa_Uniform3fvARB);
 741    SET_Uniform4fvARB(exec, _mesa_Uniform4fvARB);
 742    SET_Uniform1ivARB(exec, _mesa_Uniform1ivARB);
 743    SET_Uniform2ivARB(exec, _mesa_Uniform2ivARB);
 744    SET_Uniform3ivARB(exec, _mesa_Uniform3ivARB);
 745    SET_Uniform4ivARB(exec, _mesa_Uniform4ivARB);
 746    SET_UniformMatrix2fvARB(exec, _mesa_UniformMatrix2fvARB);
 747    SET_UniformMatrix3fvARB(exec, _mesa_UniformMatrix3fvARB);
 748    SET_UniformMatrix4fvARB(exec, _mesa_UniformMatrix4fvARB);
 749    SET_GetObjectParameterfvARB(exec, _mesa_GetObjectParameterfvARB);
 750    SET_GetObjectParameterivARB(exec, _mesa_GetObjectParameterivARB);
 751    SET_GetInfoLogARB(exec, _mesa_GetInfoLogARB);
 752    SET_GetAttachedObjectsARB(exec, _mesa_GetAttachedObjectsARB);
 753    SET_GetUniformLocationARB(exec, _mesa_GetUniformLocationARB);
 754    SET_GetActiveUniformARB(exec, _mesa_GetActiveUniformARB);
 755    SET_GetUniformfvARB(exec, _mesa_GetUniformfvARB);
 756    SET_GetUniformivARB(exec, _mesa_GetUniformivARB);
 757    SET_GetShaderSourceARB(exec, _mesa_GetShaderSourceARB);
 758 #endif    /* FEATURE_ARB_shader_objects */
 759
 760 #if FEATURE_ARB_vertex_shader
 761    SET_BindAttribLocationARB(exec, _mesa_BindAttribLocationARB);
 762    SET_GetActiveAttribARB(exec, _mesa_GetActiveAttribARB);
 763    SET_GetAttribLocationARB(exec, _mesa_GetAttribLocationARB);
 764 #endif    /* FEATURE_ARB_vertex_shader */
 765
 766   /* GL_ATI_fragment_shader */
 767 #if FEATURE_ATI_fragment_shader
 768    SET_GenFragmentShadersATI(exec, _mesa_GenFragmentShadersATI);
 769    SET_BindFragmentShaderATI(exec, _mesa_BindFragmentShaderATI);
 770    SET_DeleteFragmentShaderATI(exec, _mesa_DeleteFragmentShaderATI);
 771    SET_BeginFragmentShaderATI(exec, _mesa_BeginFragmentShaderATI);
 772    SET_EndFragmentShaderATI(exec, _mesa_EndFragmentShaderATI);
 773    SET_PassTexCoordATI(exec, _mesa_PassTexCoordATI);
 774    SET_SampleMapATI(exec, _mesa_SampleMapATI);
 775    SET_ColorFragmentOp1ATI(exec, _mesa_ColorFragmentOp1ATI);
 776    SET_ColorFragmentOp2ATI(exec, _mesa_ColorFragmentOp2ATI);
 777    SET_ColorFragmentOp3ATI(exec, _mesa_ColorFragmentOp3ATI);
 778    SET_AlphaFragmentOp1ATI(exec, _mesa_AlphaFragmentOp1ATI);
 779    SET_AlphaFragmentOp2ATI(exec, _mesa_AlphaFragmentOp2ATI);
 780    SET_AlphaFragmentOp3ATI(exec, _mesa_AlphaFragmentOp3ATI);
 781    SET_SetFragmentShaderConstantATI(exec, _mesa_SetFragmentShaderConstantATI);
 782 #endif
 783
 784 #if FEATURE_EXT_framebuffer_object
 785    SET_IsRenderbufferEXT(exec, _mesa_IsRenderbufferEXT);
 786    SET_BindRenderbufferEXT(exec, _mesa_BindRenderbufferEXT);
 787    SET_DeleteRenderbuffersEXT(exec, _mesa_DeleteRenderbuffersEXT);
 788    SET_GenRenderbuffersEXT(exec, _mesa_GenRenderbuffersEXT);
 789    SET_RenderbufferStorageEXT(exec, _mesa_RenderbufferStorageEXT);
 790    SET_GetRenderbufferParameterivEXT(exec, _mesa_GetRenderbufferParameterivEXT);
 791    SET_IsFramebufferEXT(exec, _mesa_IsFramebufferEXT);
 792    SET_BindFramebufferEXT(exec, _mesa_BindFramebufferEXT);
 793    SET_DeleteFramebuffersEXT(exec, _mesa_DeleteFramebuffersEXT);
 794    SET_GenFramebuffersEXT(exec, _mesa_GenFramebuffersEXT);
 795    SET_CheckFramebufferStatusEXT(exec, _mesa_CheckFramebufferStatusEXT);
 796    SET_FramebufferTexture1DEXT(exec, _mesa_FramebufferTexture1DEXT);
 797    SET_FramebufferTexture2DEXT(exec, _mesa_FramebufferTexture2DEXT);
 798    SET_FramebufferTexture3DEXT(exec, _mesa_FramebufferTexture3DEXT);
 799    SET_FramebufferRenderbufferEXT(exec, _mesa_FramebufferRenderbufferEXT);
 800    SET_GetFramebufferAttachmentParameterivEXT(exec, _mesa_GetFramebufferAttachmentParameterivEXT);
 801    SET_GenerateMipmapEXT(exec, _mesa_GenerateMipmapEXT);
 802 #endif
 803
 804 #if FEATURE_EXT_timer_query
 805    SET_GetQueryObjecti64vEXT(exec, _mesa_GetQueryObjecti64vEXT);
 806    SET_GetQueryObjectui64vEXT(exec, _mesa_GetQueryObjectui64vEXT);
 807 #endif
 808
 809 #if FEATURE_EXT_framebuffer_blit
 810    SET_BlitFramebufferEXT(exec, _mesa_BlitFramebufferEXT);
 811 #endif
 812
 813    /* GL_EXT_gpu_program_parameters */
 814 #if FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program
 815    SET_ProgramEnvParameters4fvEXT(exec, _mesa_ProgramEnvParameters4fvEXT);
 816    SET_ProgramLocalParameters4fvEXT(exec, _mesa_ProgramLocalParameters4fvEXT);
 817 #endif
 818
 819    /* GL_MESA_texture_array / GL_EXT_texture_array */
 820 #if FEATURE_EXT_framebuffer_object
 821    SET_FramebufferTextureLayerEXT(exec, _mesa_FramebufferTextureLayerEXT);
 822 #endif
 823
 824    /* GL_ATI_separate_stencil */
 825    SET_StencilFuncSeparateATI(exec, _mesa_StencilFuncSeparateATI);
 826 }
 827
 828
 829
 830 /**********************************************************************/
 831 /** \name State update logic */
 832 /*@{*/
 833
 834
 835 /**
 836  * Update state dependent on vertex arrays.
 837  */
 838 static void
 839 update_arrays( GLcontext *ctx )
 840 {
 841    GLuint i, min;
 842
 843    /* find min of _MaxElement values for all enabled arrays */
 844
 845    /* 0 */
 846    if (ctx->VertexProgram._Current
 847        && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_POS].Enabled) {
 848       min = ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_POS]._MaxElement;
 849    }
 850    else if (ctx->Array.ArrayObj->Vertex.Enabled) {
 851       min = ctx->Array.ArrayObj->Vertex._MaxElement;
 852    }
 853    else {
 854       /* can't draw anything without vertex positions! */
 855       min = 0;
 856    }
 857
 858    /* 1 */
 859    if (ctx->VertexProgram._Enabled
 860        && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_WEIGHT].Enabled) {
 861       min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_WEIGHT]._MaxElement);
 862    }
 863    /* no conventional vertex weight array */
 864
 865    /* 2 */
 866    if (ctx->VertexProgram._Enabled
 867        && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled) {
 868       min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_NORMAL]._MaxElement);
 869    }
 870    else if (ctx->Array.ArrayObj->Normal.Enabled) {
 871       min = MIN2(min, ctx->Array.ArrayObj->Normal._MaxElement);
 872    }
 873
 874    /* 3 */
 875    if (ctx->VertexProgram._Enabled
 876        && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled) {
 877       min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR0]._MaxElement);
 878    }
 879    else if (ctx->Array.ArrayObj->Color.Enabled) {
 880       min = MIN2(min, ctx->Array.ArrayObj->Color._MaxElement);
 881    }
 882
 883    /* 4 */
 884    if (ctx->VertexProgram._Enabled
 885        && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR1].Enabled) {
 886       min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR1]._MaxElement);
 887    }
 888    else if (ctx->Array.ArrayObj->SecondaryColor.Enabled) {
 889       min = MIN2(min, ctx->Array.ArrayObj->SecondaryColor._MaxElement);
 890    }
 891
 892    /* 5 */
 893    if (ctx->VertexProgram._Enabled
 894        && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_FOG].Enabled) {
 895       min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_FOG]._MaxElement);
 896    }
 897    else if (ctx->Array.ArrayObj->FogCoord.Enabled) {
 898       min = MIN2(min, ctx->Array.ArrayObj->FogCoord._MaxElement);
 899    }
 900
 901    /* 6 */
 902    if (ctx->VertexProgram._Enabled
 903        && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled) {
 904       min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR_INDEX]._MaxElement);
 905    }
 906    else if (ctx->Array.ArrayObj->Index.Enabled) {
 907       min = MIN2(min, ctx->Array.ArrayObj->Index._MaxElement);
 908    }
 909
 910
 911    /* 7 */
 912    if (ctx->VertexProgram._Enabled
 913        && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled) {
 914       min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG]._MaxElement);
 915    }
 916
 917    /* 8..15 */
 918    for (i = VERT_ATTRIB_TEX0; i <= VERT_ATTRIB_TEX7; i++) {
 919       if (ctx->VertexProgram._Enabled
 920           && ctx->Array.ArrayObj->VertexAttrib[i].Enabled) {
 921          min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[i]._MaxElement);
 922       }
 923       else if (i - VERT_ATTRIB_TEX0 < ctx->Const.MaxTextureCoordUnits
 924                && ctx->Array.ArrayObj->TexCoord[i - VERT_ATTRIB_TEX0].Enabled) {
 925          min = MIN2(min, ctx->Array.ArrayObj->TexCoord[i - VERT_ATTRIB_TEX0]._MaxElement);
 926       }
 927    }
 928
 929    /* 16..31 */
 930    if (ctx->VertexProgram._Current) {
 931       for (i = VERT_ATTRIB_GENERIC0; i < VERT_ATTRIB_MAX; i++) {
 932          if (ctx->Array.ArrayObj->VertexAttrib[i].Enabled) {
 933             min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[i]._MaxElement);
 934          }
 935       }
 936    }
 937
 938    if (ctx->Array.ArrayObj->EdgeFlag.Enabled) {
 939       min = MIN2(min, ctx->Array.ArrayObj->EdgeFlag._MaxElement);
 940    }
 941
 942    /* _MaxElement is one past the last legal array element */
 943    ctx->Array._MaxElement = min;
 944 }
 945
 946
 947 static void
 948 update_program(GLcontext *ctx)
 949 {
 950    const struct gl_shader_program *shProg = ctx->Shader.CurrentProgram;
 951    const struct gl_vertex_program *prevVP = ctx->VertexProgram._Current;
 952    const struct gl_fragment_program *prevFP = ctx->FragmentProgram._Current;
 953
 954    /* These _Enabled flags indicate if the program is enabled AND valid. */
 955    ctx->VertexProgram._Enabled = ctx->VertexProgram.Enabled
 956       && ctx->VertexProgram.Current->Base.Instructions;
 957    ctx->FragmentProgram._Enabled = ctx->FragmentProgram.Enabled
 958       && ctx->FragmentProgram.Current->Base.Instructions;
 959    ctx->ATIFragmentShader._Enabled = ctx->ATIFragmentShader.Enabled
 960       && ctx->ATIFragmentShader.Current->Instructions;
 961
 962    /*
 963     * Set the ctx->VertexProgram._Current and ctx->FragmentProgram._Current
 964     * pointers to the programs that should be enabled/used.  These will only
 965     * be NULL if we need to use the fixed-function code.
 966     *
 967     * These programs may come from several sources.  The priority is as
 968     * follows:
 969     *   1. OpenGL 2.0/ARB vertex/fragment shaders
 970     *   2. ARB/NV vertex/fragment programs
 971     *   3. Programs derived from fixed-function state.
 972     *
 973     * Note: it's possible for a vertex shader to get used with a fragment
 974     * program (and vice versa) here, but in practice that shouldn't ever
 975     * come up, or matter.
 976     */
 977
 978    /**
 979     ** Fragment program
 980     **/
 981 #if 1
 982    /* XXX get rid of this someday? */
 983    ctx->FragmentProgram._Active = GL_FALSE;
 984 #endif
 985    if (shProg && shProg->LinkStatus && shProg->FragmentProgram) {
 986       /* user-defined fragment shader */
 987       _mesa_reference_fragprog(ctx, &ctx->FragmentProgram._Current,
 988                                shProg->FragmentProgram);
 989    }
 990    else if (ctx->FragmentProgram._Enabled) {
 991       /* use user-defined fragment program */
 992       _mesa_reference_fragprog(ctx, &ctx->FragmentProgram._Current,
 993                                ctx->FragmentProgram.Current);
 994    }
 995    else if (ctx->FragmentProgram._MaintainTexEnvProgram) {
 996       /* fragment program generated from fixed-function state */
 997       _mesa_reference_fragprog(ctx, &ctx->FragmentProgram._Current,
 998                                _mesa_get_fixed_func_fragment_program(ctx));
 999       _mesa_reference_fragprog(ctx, &ctx->FragmentProgram._TexEnvProgram,
1000                                ctx->FragmentProgram._Current);
1001
1002       /* XXX get rid of this confusing stuff someday? */
1003       ctx->FragmentProgram._Active = ctx->FragmentProgram._Enabled;
1004       if (ctx->FragmentProgram._UseTexEnvProgram)
1005          ctx->FragmentProgram._Active = GL_TRUE;
1006    }
1007    else {
1008       /* no fragment program */
1009       _mesa_reference_fragprog(ctx, &ctx->FragmentProgram._Current, NULL);
1010    }
1011
1012    if (ctx->FragmentProgram._Current != prevFP && ctx->Driver.BindProgram) {
1013       ctx->Driver.BindProgram(ctx, GL_FRAGMENT_PROGRAM_ARB,
1014                          (struct gl_program *) ctx->FragmentProgram._Current);
1015    }
1016
1017    /**
1018     ** Vertex program
1019     **/
1020 #if 1
1021    /* XXX get rid of this someday? */
1022    _mesa_reference_vertprog(ctx, &ctx->VertexProgram._TnlProgram, NULL);
1023 #endif
1024    if (shProg && shProg->LinkStatus && shProg->VertexProgram) {
1025       /* user-defined vertex shader */
1026       _mesa_reference_vertprog(ctx, &ctx->VertexProgram._Current,
1027                                shProg->VertexProgram);
1028    }
1029    else if (ctx->VertexProgram._Enabled) {
1030       /* use user-defined vertex program */
1031       _mesa_reference_vertprog(ctx, &ctx->VertexProgram._Current,
1032                                ctx->VertexProgram.Current);
1033    }
1034    else if (ctx->VertexProgram._MaintainTnlProgram) {
1035       /* vertex program generated from fixed-function state */
1036       _mesa_reference_vertprog(ctx, &ctx->VertexProgram._Current,
1037                                _mesa_get_fixed_func_vertex_program(ctx));
1038       _mesa_reference_vertprog(ctx, &ctx->VertexProgram._TnlProgram,
1039                                ctx->VertexProgram._Current);
1040    }
1041    else {
1042       /* no vertex program / used fixed-function code */
1043       _mesa_reference_vertprog(ctx, &ctx->VertexProgram._Current, NULL);
1044    }
1045
1046    if (ctx->VertexProgram._Current != prevVP && ctx->Driver.BindProgram) {
1047       ctx->Driver.BindProgram(ctx, GL_VERTEX_PROGRAM_ARB,
1048                            (struct gl_program *) ctx->VertexProgram._Current);
1049    }
1050 }
1051
1052
1053 static void
1054 update_viewport_matrix(GLcontext *ctx)
1055 {
1056    const GLfloat depthMax = ctx->DrawBuffer->_DepthMaxF;
1057
1058    ASSERT(depthMax > 0);
1059
1060    /* Compute scale and bias values. This is really driver-specific
1061     * and should be maintained elsewhere if at all.
1062     * NOTE: RasterPos uses this.
1063     */
1064    _math_matrix_viewport(&ctx->Viewport._WindowMap,
1065                          ctx->Viewport.X, ctx->Viewport.Y,
1066                          ctx->Viewport.Width, ctx->Viewport.Height,
1067                          ctx->Viewport.Near, ctx->Viewport.Far,
1068                          depthMax);
1069 }
1070
1071
1072 /**
1073  * Update derived color/blend/logicop state.
1074  */
1075 static void
1076 update_color(GLcontext *ctx)
1077 {
1078    /* This is needed to support 1.1's RGB logic ops AND
1079     * 1.0's blending logicops.
1080     */
1081    ctx->Color._LogicOpEnabled = RGBA_LOGICOP_ENABLED(ctx);
1082 }
1083
1084
1085
1086 /**
1087  * Update the ctx->_TriangleCaps bitfield.
1088  * XXX that bitfield should really go away someday!
1089  * This function must be called after other update_*() functions since
1090  * there are dependencies on some other derived values.
1091  */
1092 static void
1093 update_tricaps(GLcontext *ctx, GLbitfield new_state)
1094 {
1095    ctx->_TriangleCaps = 0;
1096
1097    /*
1098     * Points
1099     */
1100    if (1/*new_state & _NEW_POINT*/) {
1101       if (ctx->Point.SmoothFlag)
1102          ctx->_TriangleCaps |= DD_POINT_SMOOTH;
1103       if (ctx->Point.Size != 1.0F)
1104          ctx->_TriangleCaps |= DD_POINT_SIZE;
1105       if (ctx->Point._Attenuated)
1106          ctx->_TriangleCaps |= DD_POINT_ATTEN;
1107    }
1108
1109    /*
1110     * Lines
1111     */
1112    if (1/*new_state & _NEW_LINE*/) {
1113       if (ctx->Line.SmoothFlag)
1114          ctx->_TriangleCaps |= DD_LINE_SMOOTH;
1115       if (ctx->Line.StippleFlag)
1116          ctx->_TriangleCaps |= DD_LINE_STIPPLE;
1117       if (ctx->Line.Width != 1.0)
1118          ctx->_TriangleCaps |= DD_LINE_WIDTH;
1119    }
1120
1121    /*
1122     * Polygons
1123     */
1124    if (1/*new_state & _NEW_POLYGON*/) {
1125       if (ctx->Polygon.SmoothFlag)
1126          ctx->_TriangleCaps |= DD_TRI_SMOOTH;
1127       if (ctx->Polygon.StippleFlag)
1128          ctx->_TriangleCaps |= DD_TRI_STIPPLE;
1129       if (ctx->Polygon.FrontMode != GL_FILL
1130           || ctx->Polygon.BackMode != GL_FILL)
1131          ctx->_TriangleCaps |= DD_TRI_UNFILLED;
1132       if (ctx->Polygon.CullFlag
1133           && ctx->Polygon.CullFaceMode == GL_FRONT_AND_BACK)
1134          ctx->_TriangleCaps |= DD_TRI_CULL_FRONT_BACK;
1135       if (ctx->Polygon.OffsetPoint ||
1136           ctx->Polygon.OffsetLine ||
1137           ctx->Polygon.OffsetFill)
1138          ctx->_TriangleCaps |= DD_TRI_OFFSET;
1139    }
1140
1141    /*
1142     * Lighting and shading
1143     */
1144    if (ctx->Light.Enabled && ctx->Light.Model.TwoSide)
1145       ctx->_TriangleCaps |= DD_TRI_LIGHT_TWOSIDE;
1146    if (ctx->Light.ShadeModel == GL_FLAT)
1147       ctx->_TriangleCaps |= DD_FLATSHADE;
1148    if (NEED_SECONDARY_COLOR(ctx))
1149       ctx->_TriangleCaps |= DD_SEPARATE_SPECULAR;
1150
1151    /*
1152     * Stencil
1153     */
1154    if (ctx->Stencil._TestTwoSide)
1155       ctx->_TriangleCaps |= DD_TRI_TWOSTENCIL;
1156 }
1157
1158
1159 /**
1160  * Compute derived GL state.
1161  * If __GLcontextRec::NewState is non-zero then this function \b must
1162  * be called before rendering anything.
1163  *
1164  * Calls dd_function_table::UpdateState to perform any internal state
1165  * management necessary.
1166  *
1167  * \sa _mesa_update_modelview_project(), _mesa_update_texture(),
1168  * _mesa_update_buffer_bounds(),
1169  * _mesa_update_lighting() and _mesa_update_tnl_spaces().
1170  */
1171 void
1172 _mesa_update_state_locked( GLcontext *ctx )
1173 {
1174    GLbitfield new_state = ctx->NewState;
1175    GLbitfield prog_flags = _NEW_PROGRAM;
1176
1177    if (MESA_VERBOSE & VERBOSE_STATE)
1178       _mesa_print_state("_mesa_update_state", new_state);
1179
1180    if (new_state & (_NEW_MODELVIEW|_NEW_PROJECTION))
1181       _mesa_update_modelview_project( ctx, new_state );
1182
1183    if (new_state & (_NEW_PROGRAM|_NEW_TEXTURE|_NEW_TEXTURE_MATRIX))
1184       _mesa_update_texture( ctx, new_state );
1185
1186    if (new_state & _NEW_BUFFERS)
1187       _mesa_update_framebuffer(ctx);
1188
1189    if (new_state & (_NEW_SCISSOR | _NEW_BUFFERS | _NEW_VIEWPORT))
1190       _mesa_update_draw_buffer_bounds( ctx );
1191
1192    if (new_state & _NEW_LIGHT)
1193       _mesa_update_lighting( ctx );
1194
1195    if (new_state & _NEW_STENCIL)
1196       _mesa_update_stencil( ctx );
1197
1198    if (new_state & _IMAGE_NEW_TRANSFER_STATE)
1199       _mesa_update_pixel( ctx, new_state );
1200
1201    if (new_state & (_NEW_ARRAY | _NEW_PROGRAM))
1202       update_arrays( ctx );
1203
1204    if (new_state & (_NEW_BUFFERS | _NEW_VIEWPORT))
1205       update_viewport_matrix(ctx);
1206
1207    if (new_state & _NEW_COLOR)
1208       update_color( ctx );
1209
1210    if (new_state & (_NEW_POINT | _NEW_LINE | _NEW_POLYGON | _NEW_LIGHT
1211                     | _NEW_STENCIL | _DD_NEW_SEPARATE_SPECULAR))
1212       update_tricaps( ctx, new_state );
1213
1214    /* ctx->_NeedEyeCoords is now up to date.
1215     *
1216     * If the truth value of this variable has changed, update for the
1217     * new lighting space and recompute the positions of lights and the
1218     * normal transform.
1219     *
1220     * If the lighting space hasn't changed, may still need to recompute
1221     * light positions & normal transforms for other reasons.
1222     */
1223    if (new_state & _MESA_NEW_NEED_EYE_COORDS)
1224       _mesa_update_tnl_spaces( ctx, new_state );
1225
1226    if (ctx->FragmentProgram._MaintainTexEnvProgram) {
1227       prog_flags |= (_NEW_TEXTURE | _NEW_FOG | _DD_NEW_SEPARATE_SPECULAR);
1228    }
1229    if (ctx->VertexProgram._MaintainTnlProgram) {
1230       prog_flags |= (_NEW_TEXTURE | _NEW_TEXTURE_MATRIX |
1231                      _NEW_TRANSFORM | _NEW_POINT |
1232                      _NEW_FOG | _NEW_LIGHT |
1233                      _MESA_NEW_NEED_EYE_COORDS);
1234    }
1235    if (new_state & prog_flags)
1236       update_program( ctx );
1237
1238
1239
1240    /*
1241     * Give the driver a chance to act upon the new_state flags.
1242     * The driver might plug in different span functions, for example.
1243     * Also, this is where the driver can invalidate the state of any
1244     * active modules (such as swrast_setup, swrast, tnl, etc).
1245     *
1246     * Set ctx->NewState to zero to avoid recursion if
1247     * Driver.UpdateState() has to call FLUSH_VERTICES().  (fixed?)
1248     */
1249    new_state = ctx->NewState;
1250    ctx->NewState = 0;
1251    ctx->Driver.UpdateState(ctx, new_state);
1252    ctx->Array.NewState = 0;
1253 }
1254
1255
1256 /* This is the usual entrypoint for state updates:
1257  */
1258 void
1259 _mesa_update_state( GLcontext *ctx )
1260 {
1261    _mesa_lock_context_textures(ctx);
1262    _mesa_update_state_locked(ctx);
1263    _mesa_unlock_context_textures(ctx);
1264 }
1265
1266
1267
1268 /*@}*/
1269
1270