src/mesa/main/api_exec.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 api_exec.c
  28  * Initialize dispatch table with the immidiate mode functions.
  29  */
  30
  31
  32 #include "mfeatures.h"
  33 #include "accum.h"
  34 #include "api_loopback.h"
  35 #include "api_exec.h"
  36 #include "arbprogram.h"
  37 #include "atifragshader.h"
  38 #include "attrib.h"
  39 #include "blend.h"
  40 #include "bufferobj.h"
  41 #include "arrayobj.h"
  42 #include "buffers.h"
  43 #include "clear.h"
  44 #include "clip.h"
  45 #include "colortab.h"
  46 #include "condrender.h"
  47 #include "context.h"
  48 #include "convolve.h"
  49 #include "depth.h"
  50 #include "dlist.h"
  51 #include "drawpix.h"
  52 #include "rastpos.h"
  53 #include "enable.h"
  54 #include "errors.h"
  55 #include "eval.h"
  56 #include "get.h"
  57 #include "feedback.h"
  58 #include "fog.h"
  59 #include "fbobject.h"
  60 #include "framebuffer.h"
  61 #include "hint.h"
  62 #include "histogram.h"
  63 #include "imports.h"
  64 #include "light.h"
  65 #include "lines.h"
  66 #include "matrix.h"
  67 #include "multisample.h"
  68 #include "pixel.h"
  69 #include "pixelstore.h"
  70 #include "points.h"
  71 #include "polygon.h"
  72 #include "queryobj.h"
  73 #include "readpix.h"
  74 #include "samplerobj.h"
  75 #include "scissor.h"
  76 #include "stencil.h"
  77 #include "texenv.h"
  78 #include "texgetimage.h"
  79 #include "teximage.h"
  80 #include "texgen.h"
  81 #include "texobj.h"
  82 #include "texparam.h"
  83 #include "texstate.h"
  84 #include "texstorage.h"
  85 #include "texturebarrier.h"
  86 #include "transformfeedback.h"
  87 #include "mtypes.h"
  88 #include "varray.h"
  89 #include "viewport.h"
  90 #include "shaderapi.h"
  91 #include "uniforms.h"
  92 #include "syncobj.h"
  93 #include "main/dispatch.h"
  94
  95
  96 /**
  97  * Initialize a dispatch table with pointers to Mesa's immediate-mode
  98  * commands.
  99  *
 100  * Pointers to glBegin()/glEnd() object commands and a few others
 101  * are provided via the GLvertexformat interface.
 102  *
 103  * \param ctx  GL context to which \c exec belongs.
 104  * \param exec dispatch table.
 105  */
 106 struct _glapi_table *
 107 _mesa_create_exec_table(struct gl_context *ctx)
 108 {
 109    struct _glapi_table *exec;
 110
 111    exec = _mesa_alloc_dispatch_table(_gloffset_COUNT);
 112    if (exec == NULL)
 113       return NULL;
 114
 115    _mesa_loopback_init_api_table(ctx, exec);
 116
 117    /* load the dispatch slots we understand */
 118    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 119       SET_AlphaFunc(exec, _mesa_AlphaFunc);
 120    }
 121
 122    SET_BlendFunc(exec, _mesa_BlendFunc);
 123    SET_Clear(exec, _mesa_Clear);
 124    SET_ClearColor(exec, _mesa_ClearColor);
 125    SET_ClearStencil(exec, _mesa_ClearStencil);
 126    SET_ColorMask(exec, _mesa_ColorMask);
 127    SET_CullFace(exec, _mesa_CullFace);
 128    SET_Disable(exec, _mesa_Disable);
 129    if (ctx->API == API_OPENGL || ctx->API == API_OPENGL_CORE)
 130       SET_DrawBuffer(exec, _mesa_DrawBuffer);
 131    SET_ReadBuffer(exec, _mesa_ReadBuffer);
 132    SET_Enable(exec, _mesa_Enable);
 133    SET_Finish(exec, _mesa_Finish);
 134    SET_Flush(exec, _mesa_Flush);
 135    SET_FrontFace(exec, _mesa_FrontFace);
 136    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 137       SET_Frustum(exec, _mesa_Frustum);
 138    }
 139    SET_GetError(exec, _mesa_GetError);
 140    SET_GetFloatv(exec, _mesa_GetFloatv);
 141    SET_GetString(exec, _mesa_GetString);
 142    if (ctx->API == API_OPENGL) {
 143       SET_LineStipple(exec, _mesa_LineStipple);
 144    }
 145    SET_LineWidth(exec, _mesa_LineWidth);
 146    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 147       SET_LoadIdentity(exec, _mesa_LoadIdentity);
 148       SET_LoadMatrixf(exec, _mesa_LoadMatrixf);
 149    }
 150    if (ctx->API != API_OPENGLES2) {
 151       SET_LogicOp(exec, _mesa_LogicOp);
 152    }
 153    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 154       SET_MatrixMode(exec, _mesa_MatrixMode);
 155       SET_MultMatrixf(exec, _mesa_MultMatrixf);
 156       SET_Ortho(exec, _mesa_Ortho);
 157    }
 158    SET_PixelStorei(exec, _mesa_PixelStorei);
 159    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 160       SET_PopMatrix(exec, _mesa_PopMatrix);
 161       SET_PushMatrix(exec, _mesa_PushMatrix);
 162       SET_Rotatef(exec, _mesa_Rotatef);
 163       SET_Scalef(exec, _mesa_Scalef);
 164    }
 165    SET_Scissor(exec, _mesa_Scissor);
 166    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 167       SET_ShadeModel(exec, _mesa_ShadeModel);
 168    }
 169    SET_StencilFunc(exec, _mesa_StencilFunc);
 170    SET_StencilMask(exec, _mesa_StencilMask);
 171    SET_StencilOp(exec, _mesa_StencilOp);
 172    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 173       SET_TexEnvfv(exec, _mesa_TexEnvfv);
 174       SET_TexEnvi(exec, _mesa_TexEnvi);
 175    }
 176    SET_TexImage2D(exec, _mesa_TexImage2D);
 177    SET_TexParameteri(exec, _mesa_TexParameteri);
 178    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 179       SET_Translatef(exec, _mesa_Translatef);
 180    }
 181    SET_Viewport(exec, _mesa_Viewport);
 182
 183    if (ctx->API == API_OPENGL) {
 184       _mesa_init_accum_dispatch(exec);
 185       _mesa_init_dlist_dispatch(exec);
 186    }
 187
 188    if (ctx->API != API_OPENGLES2) {
 189       SET_ClearDepth(exec, _mesa_ClearDepth);
 190    }
 191
 192    if (ctx->API == API_OPENGL) {
 193       SET_ClearIndex(exec, _mesa_ClearIndex);
 194       SET_ClipPlane(exec, _mesa_ClipPlane);
 195       SET_ColorMaterial(exec, _mesa_ColorMaterial);
 196    }
 197    SET_DepthFunc(exec, _mesa_DepthFunc);
 198    SET_DepthMask(exec, _mesa_DepthMask);
 199
 200    if (ctx->API != API_OPENGLES2) {
 201       SET_DepthRange(exec, _mesa_DepthRange);
 202    }
 203
 204    if (ctx->API != API_OPENGLES2 && ctx->API != API_OPENGL_CORE) {
 205       _mesa_init_drawpix_dispatch(exec);
 206    }
 207    if (ctx->API == API_OPENGL) {
 208       _mesa_init_feedback_dispatch(exec);
 209    }
 210
 211    if (ctx->API == API_OPENGL) {
 212       SET_FogCoordPointerEXT(exec, _mesa_FogCoordPointerEXT);
 213       SET_Fogf(exec, _mesa_Fogf);
 214       SET_Fogfv(exec, _mesa_Fogfv);
 215       SET_Fogi(exec, _mesa_Fogi);
 216       SET_Fogiv(exec, _mesa_Fogiv);
 217       SET_GetClipPlane(exec, _mesa_GetClipPlane);
 218    }
 219    SET_GetBooleanv(exec, _mesa_GetBooleanv);
 220    if (ctx->API != API_OPENGLES2) {
 221       SET_GetDoublev(exec, _mesa_GetDoublev);
 222    }
 223    SET_GetIntegerv(exec, _mesa_GetIntegerv);
 224    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 225       SET_GetLightfv(exec, _mesa_GetLightfv);
 226       SET_GetLightiv(exec, _mesa_GetLightiv);
 227       SET_GetMaterialfv(exec, _mesa_GetMaterialfv);
 228       SET_GetMaterialiv(exec, _mesa_GetMaterialiv);
 229       SET_GetPolygonStipple(exec, _mesa_GetPolygonStipple);
 230       SET_GetTexEnvfv(exec, _mesa_GetTexEnvfv);
 231       SET_GetTexEnviv(exec, _mesa_GetTexEnviv);
 232    }
 233    if (ctx->API != API_OPENGLES2) {
 234       SET_GetTexLevelParameterfv(exec, _mesa_GetTexLevelParameterfv);
 235       SET_GetTexLevelParameteriv(exec, _mesa_GetTexLevelParameteriv);
 236    }
 237    SET_GetTexParameterfv(exec, _mesa_GetTexParameterfv);
 238    SET_GetTexParameteriv(exec, _mesa_GetTexParameteriv);
 239    if (ctx->API != API_OPENGLES2) {
 240       SET_GetTexImage(exec, _mesa_GetTexImage);
 241    }
 242    SET_Hint(exec, _mesa_Hint);
 243    if (ctx->API == API_OPENGL) {
 244       SET_IndexMask(exec, _mesa_IndexMask);
 245    }
 246    SET_IsEnabled(exec, _mesa_IsEnabled);
 247    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 248       SET_LightModelf(exec, _mesa_LightModelf);
 249       SET_LightModelfv(exec, _mesa_LightModelfv);
 250       SET_LightModeli(exec, _mesa_LightModeli);
 251       SET_LightModeliv(exec, _mesa_LightModeliv);
 252       SET_Lightf(exec, _mesa_Lightf);
 253       SET_Lightfv(exec, _mesa_Lightfv);
 254       SET_Lighti(exec, _mesa_Lighti);
 255       SET_Lightiv(exec, _mesa_Lightiv);
 256       SET_LoadMatrixd(exec, _mesa_LoadMatrixd);
 257    }
 258
 259    if (ctx->API == API_OPENGL) {
 260       _mesa_init_eval_dispatch(exec);
 261       SET_MultMatrixd(exec, _mesa_MultMatrixd);
 262       _mesa_init_pixel_dispatch(exec);
 263    }
 264
 265    if (ctx->API != API_OPENGLES2) {
 266       SET_PixelStoref(exec, _mesa_PixelStoref);
 267
 268       SET_PointSize(exec, _mesa_PointSize);
 269
 270       SET_PolygonMode(exec, _mesa_PolygonMode);
 271    }
 272
 273    SET_PolygonOffset(exec, _mesa_PolygonOffset);
 274    if (ctx->API == API_OPENGL) {
 275       SET_PolygonStipple(exec, _mesa_PolygonStipple);
 276       _mesa_init_attrib_dispatch(exec);
 277       _mesa_init_rastpos_dispatch(exec);
 278    }
 279
 280    SET_ReadPixels(exec, _mesa_ReadPixels);
 281    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 282       SET_Rotated(exec, _mesa_Rotated);
 283       SET_Scaled(exec, _mesa_Scaled);
 284       SET_SecondaryColorPointerEXT(exec, _mesa_SecondaryColorPointerEXT);
 285       SET_TexEnvf(exec, _mesa_TexEnvf);
 286       SET_TexEnviv(exec, _mesa_TexEnviv);
 287    }
 288
 289    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 290       _mesa_init_texgen_dispatch(exec);
 291    }
 292
 293    if (ctx->API != API_OPENGLES2) {
 294       SET_TexImage1D(exec, _mesa_TexImage1D);
 295    }
 296    SET_TexParameterf(exec, _mesa_TexParameterf);
 297    SET_TexParameterfv(exec, _mesa_TexParameterfv);
 298    SET_TexParameteriv(exec, _mesa_TexParameteriv);
 299    if (ctx->API == API_OPENGL) {
 300       SET_Translated(exec, _mesa_Translated);
 301    }
 302
 303    /* 1.1 */
 304    SET_BindTexture(exec, _mesa_BindTexture);
 305    SET_DeleteTextures(exec, _mesa_DeleteTextures);
 306    SET_GenTextures(exec, _mesa_GenTextures);
 307    if (ctx->API == API_OPENGL) {
 308       SET_AreTexturesResident(exec, _mesa_AreTexturesResident);
 309       SET_ColorPointer(exec, _mesa_ColorPointer);
 310    }
 311    if (ctx->API != API_OPENGLES2) {
 312       SET_CopyTexImage1D(exec, _mesa_CopyTexImage1D);
 313       SET_CopyTexSubImage1D(exec, _mesa_CopyTexSubImage1D);
 314       SET_TexSubImage1D(exec, _mesa_TexSubImage1D);
 315    }
 316
 317    SET_CopyTexImage2D(exec, _mesa_CopyTexImage2D);
 318    SET_CopyTexSubImage2D(exec, _mesa_CopyTexSubImage2D);
 319    SET_TexSubImage2D(exec, _mesa_TexSubImage2D);
 320
 321    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 322       SET_DisableClientState(exec, _mesa_DisableClientState);
 323       SET_EdgeFlagPointer(exec, _mesa_EdgeFlagPointer);
 324       SET_EnableClientState(exec, _mesa_EnableClientState);
 325       SET_IndexPointer(exec, _mesa_IndexPointer);
 326       SET_InterleavedArrays(exec, _mesa_InterleavedArrays);
 327    }
 328    if (ctx->API != API_OPENGLES2) {
 329       SET_GetPointerv(exec, _mesa_GetPointerv);
 330    }
 331    SET_IsTexture(exec, _mesa_IsTexture);
 332    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 333       SET_NormalPointer(exec, _mesa_NormalPointer);
 334       SET_PrioritizeTextures(exec, _mesa_PrioritizeTextures);
 335       SET_TexCoordPointer(exec, _mesa_TexCoordPointer);
 336       SET_VertexPointer(exec, _mesa_VertexPointer);
 337    }
 338
 339    /* 1.2 */
 340    SET_CopyTexSubImage3D(exec, _mesa_CopyTexSubImage3D);
 341    SET_TexImage3D(exec, _mesa_TexImage3D);
 342    SET_TexSubImage3D(exec, _mesa_TexSubImage3D);
 343
 344    /* OpenGL 1.2  GL_ARB_imaging */
 345    SET_BlendColor(exec, _mesa_BlendColor);
 346    SET_BlendEquation(exec, _mesa_BlendEquation);
 347    SET_BlendEquationSeparateEXT(exec, _mesa_BlendEquationSeparateEXT);
 348
 349    if (ctx->API == API_OPENGL) {
 350       _mesa_init_colortable_dispatch(exec);
 351       _mesa_init_convolve_dispatch(exec);
 352       _mesa_init_histogram_dispatch(exec);
 353    }
 354
 355    /* OpenGL 2.0 */
 356    SET_StencilFuncSeparate(exec, _mesa_StencilFuncSeparate);
 357    SET_StencilMaskSeparate(exec, _mesa_StencilMaskSeparate);
 358    SET_StencilOpSeparate(exec, _mesa_StencilOpSeparate);
 359
 360    _mesa_init_shader_dispatch(ctx, exec);
 361    _mesa_init_shader_uniform_dispatch(ctx, exec);
 362
 363    /* 2. GL_EXT_blend_color */
 364 #if 0
 365 /*    SET_BlendColorEXT(exec, _mesa_BlendColorEXT); */
 366 #endif
 367
 368    /* 3. GL_EXT_polygon_offset */
 369    if (ctx->API == API_OPENGL) {
 370       SET_PolygonOffsetEXT(exec, _mesa_PolygonOffsetEXT);
 371    }
 372
 373    /* 6. GL_EXT_texture3d */
 374 #if 0
 375 /*    SET_CopyTexSubImage3DEXT(exec, _mesa_CopyTexSubImage3D); */
 376 /*    SET_TexImage3DEXT(exec, _mesa_TexImage3DEXT); */
 377 /*    SET_TexSubImage3DEXT(exec, _mesa_TexSubImage3D); */
 378 #endif
 379
 380    /* 11. GL_EXT_histogram */
 381 #if 0
 382    if (ctx->API == API_OPENGL) {
 383       SET_GetHistogramEXT(exec, _mesa_GetHistogram);
 384       SET_GetHistogramParameterfvEXT(exec, _mesa_GetHistogramParameterfv);
 385       SET_GetHistogramParameterivEXT(exec, _mesa_GetHistogramParameteriv);
 386       SET_GetMinmaxEXT(exec, _mesa_GetMinmax);
 387       SET_GetMinmaxParameterfvEXT(exec, _mesa_GetMinmaxParameterfv);
 388       SET_GetMinmaxParameterivEXT(exec, _mesa_GetMinmaxParameteriv);
 389    }
 390 #endif
 391
 392    /* 14. SGI_color_table */
 393 #if 0
 394    if (ctx->API == API_OPENGL) {
 395       SET_ColorTableSGI(exec, _mesa_ColorTable);
 396       SET_ColorSubTableSGI(exec, _mesa_ColorSubTable);
 397       SET_GetColorTableSGI(exec, _mesa_GetColorTable);
 398       SET_GetColorTableParameterfvSGI(exec, _mesa_GetColorTableParameterfv);
 399       SET_GetColorTableParameterivSGI(exec, _mesa_GetColorTableParameteriv);
 400    }
 401 #endif
 402
 403    /* 30. GL_EXT_vertex_array */
 404    if (ctx->API == API_OPENGL) {
 405       SET_ColorPointerEXT(exec, _mesa_ColorPointerEXT);
 406       SET_EdgeFlagPointerEXT(exec, _mesa_EdgeFlagPointerEXT);
 407       SET_IndexPointerEXT(exec, _mesa_IndexPointerEXT);
 408       SET_NormalPointerEXT(exec, _mesa_NormalPointerEXT);
 409       SET_TexCoordPointerEXT(exec, _mesa_TexCoordPointerEXT);
 410       SET_VertexPointerEXT(exec, _mesa_VertexPointerEXT);
 411    }
 412
 413    /* 37. GL_EXT_blend_minmax */
 414 #if 0
 415    SET_BlendEquationEXT(exec, _mesa_BlendEquationEXT);
 416 #endif
 417
 418    /* 54. GL_EXT_point_parameters */
 419    if (ctx->API != API_OPENGLES2) {
 420       SET_PointParameterfEXT(exec, _mesa_PointParameterf);
 421       SET_PointParameterfvEXT(exec, _mesa_PointParameterfv);
 422    }
 423
 424    /* 95. GL_ARB_ES2_compatibility */
 425    SET_ClearDepthf(exec, _mesa_ClearDepthf);
 426    SET_DepthRangef(exec, _mesa_DepthRangef);
 427
 428    /* 97. GL_EXT_compiled_vertex_array */
 429    if (ctx->API == API_OPENGL) {
 430       SET_LockArraysEXT(exec, _mesa_LockArraysEXT);
 431       SET_UnlockArraysEXT(exec, _mesa_UnlockArraysEXT);
 432    }
 433
 434    /* 148. GL_EXT_multi_draw_arrays */
 435    SET_MultiDrawArraysEXT(exec, _mesa_MultiDrawArraysEXT);
 436
 437    /* 173. GL_INGR_blend_func_separate */
 438    SET_BlendFuncSeparateEXT(exec, _mesa_BlendFuncSeparateEXT);
 439
 440    /* 196. GL_MESA_resize_buffers */
 441    if (_mesa_is_desktop_gl(ctx)) {
 442       SET_ResizeBuffersMESA(exec, _mesa_ResizeBuffersMESA);
 443    }
 444
 445    /* 197. GL_MESA_window_pos */
 446    /* part of _mesa_init_rastpos_dispatch(exec); */
 447
 448    /* 200. GL_IBM_multimode_draw_arrays */
 449    if (ctx->API != API_OPENGLES2) {
 450       SET_MultiModeDrawArraysIBM(exec, _mesa_MultiModeDrawArraysIBM);
 451       SET_MultiModeDrawElementsIBM(exec, _mesa_MultiModeDrawElementsIBM);
 452    }
 453
 454    /* 233. GL_NV_vertex_program */
 455    if (ctx->API == API_OPENGL) {
 456       SET_BindProgramNV(exec, _mesa_BindProgram);
 457       SET_DeleteProgramsNV(exec, _mesa_DeletePrograms);
 458       SET_GenProgramsNV(exec, _mesa_GenPrograms);
 459       SET_IsProgramNV(exec, _mesa_IsProgramARB);
 460       /* glVertexAttrib*NV functions handled in api_loopback.c */
 461    }
 462
 463    /* 273. GL_APPLE_vertex_array_object */
 464    if (ctx->API == API_OPENGL) {
 465       SET_BindVertexArrayAPPLE(exec, _mesa_BindVertexArrayAPPLE);
 466       SET_GenVertexArraysAPPLE(exec, _mesa_GenVertexArraysAPPLE);
 467    }
 468    /* Reused by ARB_vertex_array_object / OES_vertex_array_object */
 469    SET_DeleteVertexArraysAPPLE(exec, _mesa_DeleteVertexArraysAPPLE);
 470    SET_IsVertexArrayAPPLE(exec, _mesa_IsVertexArrayAPPLE);
 471
 472    /* 262. GL_NV_point_sprite */
 473    if (_mesa_is_desktop_gl(ctx)) {
 474       SET_PointParameteriNV(exec, _mesa_PointParameteri);
 475       SET_PointParameterivNV(exec, _mesa_PointParameteriv);
 476    }
 477
 478    /* 268. GL_EXT_stencil_two_side */
 479    if (ctx->API == API_OPENGL) {
 480       SET_ActiveStencilFaceEXT(exec, _mesa_ActiveStencilFaceEXT);
 481    }
 482
 483    /* 285. GL_NV_primitive_restart */
 484    if (ctx->API != API_OPENGLES2) {
 485       SET_PrimitiveRestartIndexNV(exec, _mesa_PrimitiveRestartIndex);
 486    }
 487
 488    /* ???. GL_EXT_depth_bounds_test */
 489    if (ctx->API != API_OPENGLES2) {
 490       SET_DepthBoundsEXT(exec, _mesa_DepthBoundsEXT);
 491    }
 492
 493    /* 352. GL_EXT_transform_feedback */
 494    /* ARB 93. GL_ARB_transform_feedback2 */
 495    if (ctx->API != API_OPENGLES2 || _mesa_is_gles3(ctx)) {
 496       _mesa_init_transform_feedback_dispatch(ctx, exec);
 497    }
 498
 499    /* 364. GL_EXT_provoking_vertex */
 500    if (ctx->API != API_OPENGLES2) {
 501       SET_ProvokingVertexEXT(exec, _mesa_ProvokingVertexEXT);
 502    }
 503
 504    /* ARB 1. GL_ARB_multitexture */
 505    SET_ActiveTextureARB(exec, _mesa_ActiveTextureARB);
 506    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
 507       SET_ClientActiveTextureARB(exec, _mesa_ClientActiveTextureARB);
 508    }
 509
 510    /* ARB 3. GL_ARB_transpose_matrix */
 511    if (ctx->API == API_OPENGL) {
 512       SET_LoadTransposeMatrixdARB(exec, _mesa_LoadTransposeMatrixdARB);
 513       SET_LoadTransposeMatrixfARB(exec, _mesa_LoadTransposeMatrixfARB);
 514       SET_MultTransposeMatrixdARB(exec, _mesa_MultTransposeMatrixdARB);
 515       SET_MultTransposeMatrixfARB(exec, _mesa_MultTransposeMatrixfARB);
 516    }
 517
 518    /* ARB 5. GL_ARB_multisample */
 519    SET_SampleCoverageARB(exec, _mesa_SampleCoverageARB);
 520
 521    /* ARB 12. GL_ARB_texture_compression */
 522    if (ctx->API != API_OPENGLES2) {
 523       SET_CompressedTexImage1DARB(exec, _mesa_CompressedTexImage1DARB);
 524       SET_CompressedTexSubImage1DARB(exec, _mesa_CompressedTexSubImage1DARB);
 525       SET_GetCompressedTexImageARB(exec, _mesa_GetCompressedTexImageARB);
 526    }
 527
 528    SET_CompressedTexImage3DARB(exec, _mesa_CompressedTexImage3DARB);
 529    SET_CompressedTexImage2DARB(exec, _mesa_CompressedTexImage2DARB);
 530    SET_CompressedTexSubImage3DARB(exec, _mesa_CompressedTexSubImage3DARB);
 531    SET_CompressedTexSubImage2DARB(exec, _mesa_CompressedTexSubImage2DARB);
 532
 533    /* ARB 104. GL_ARB_robustness */
 534    if (ctx->API != API_OPENGLES2) {
 535       SET_GetnCompressedTexImageARB(exec, _mesa_GetnCompressedTexImageARB);
 536    }
 537
 538    /* ARB 14. GL_ARB_point_parameters */
 539    /* reuse EXT_point_parameters functions */
 540
 541    /* ARB 26. GL_ARB_vertex_program */
 542    /* ARB 27. GL_ARB_fragment_program */
 543    /* glVertexAttrib1sARB aliases glVertexAttrib1sNV */
 544    /* glVertexAttrib1fARB aliases glVertexAttrib1fNV */
 545    /* glVertexAttrib1dARB aliases glVertexAttrib1dNV */
 546    /* glVertexAttrib2sARB aliases glVertexAttrib2sNV */
 547    /* glVertexAttrib2fARB aliases glVertexAttrib2fNV */
 548    /* glVertexAttrib2dARB aliases glVertexAttrib2dNV */
 549    /* glVertexAttrib3sARB aliases glVertexAttrib3sNV */
 550    /* glVertexAttrib3fARB aliases glVertexAttrib3fNV */
 551    /* glVertexAttrib3dARB aliases glVertexAttrib3dNV */
 552    /* glVertexAttrib4sARB aliases glVertexAttrib4sNV */
 553    /* glVertexAttrib4fARB aliases glVertexAttrib4fNV */
 554    /* glVertexAttrib4dARB aliases glVertexAttrib4dNV */
 555    /* glVertexAttrib4NubARB aliases glVertexAttrib4NubNV */
 556    /* glVertexAttrib1svARB aliases glVertexAttrib1svNV */
 557    /* glVertexAttrib1fvARB aliases glVertexAttrib1fvNV */
 558    /* glVertexAttrib1dvARB aliases glVertexAttrib1dvNV */
 559    /* glVertexAttrib2svARB aliases glVertexAttrib2svNV */
 560    /* glVertexAttrib2fvARB aliases glVertexAttrib2fvNV */
 561    /* glVertexAttrib2dvARB aliases glVertexAttrib2dvNV */
 562    /* glVertexAttrib3svARB aliases glVertexAttrib3svNV */
 563    /* glVertexAttrib3fvARB aliases glVertexAttrib3fvNV */
 564    /* glVertexAttrib3dvARB aliases glVertexAttrib3dvNV */
 565    /* glVertexAttrib4svARB aliases glVertexAttrib4svNV */
 566    /* glVertexAttrib4fvARB aliases glVertexAttrib4fvNV */
 567    /* glVertexAttrib4dvARB aliases glVertexAttrib4dvNV */
 568    /* glVertexAttrib4NubvARB aliases glVertexAttrib4NubvNV */
 569    /* glVertexAttrib4bvARB handled in api_loopback.c */
 570    /* glVertexAttrib4ivARB handled in api_loopback.c */
 571    /* glVertexAttrib4ubvARB handled in api_loopback.c */
 572    /* glVertexAttrib4usvARB handled in api_loopback.c */
 573    /* glVertexAttrib4uivARB handled in api_loopback.c */
 574    /* glVertexAttrib4NbvARB handled in api_loopback.c */
 575    /* glVertexAttrib4NsvARB handled in api_loopback.c */
 576    /* glVertexAttrib4NivARB handled in api_loopback.c */
 577    /* glVertexAttrib4NusvARB handled in api_loopback.c */
 578    /* glVertexAttrib4NuivARB handled in api_loopback.c */
 579    SET_VertexAttribPointerARB(exec, _mesa_VertexAttribPointerARB);
 580    SET_EnableVertexAttribArrayARB(exec, _mesa_EnableVertexAttribArrayARB);
 581    SET_DisableVertexAttribArrayARB(exec, _mesa_DisableVertexAttribArrayARB);
 582    if (ctx->API != API_OPENGLES2) {
 583       /* glBindProgramARB aliases glBindProgramNV */
 584       /* glDeleteProgramsARB aliases glDeleteProgramsNV */
 585       /* glGenProgramsARB aliases glGenProgramsNV */
 586       /* glIsProgramARB aliases glIsProgramNV */
 587       SET_GetVertexAttribdvARB(exec, _mesa_GetVertexAttribdvARB);
 588    }
 589    if (ctx->API == API_OPENGL) {
 590       SET_ProgramStringARB(exec, _mesa_ProgramStringARB);
 591    }
 592
 593    SET_GetVertexAttribfvARB(exec, _mesa_GetVertexAttribfvARB);
 594    SET_GetVertexAttribivARB(exec, _mesa_GetVertexAttribivARB);
 595    SET_GetVertexAttribPointervNV(exec, _mesa_GetVertexAttribPointervARB);
 596    if (ctx->API == API_OPENGL) {
 597       SET_ProgramEnvParameter4dARB(exec, _mesa_ProgramEnvParameter4dARB);
 598       SET_ProgramEnvParameter4dvARB(exec, _mesa_ProgramEnvParameter4dvARB);
 599       SET_ProgramEnvParameter4fARB(exec, _mesa_ProgramEnvParameter4fARB);
 600       SET_ProgramEnvParameter4fvARB(exec, _mesa_ProgramEnvParameter4fvARB);
 601       SET_ProgramLocalParameter4dARB(exec, _mesa_ProgramLocalParameter4dARB);
 602       SET_ProgramLocalParameter4dvARB(exec, _mesa_ProgramLocalParameter4dvARB);
 603       SET_ProgramLocalParameter4fARB(exec, _mesa_ProgramLocalParameter4fARB);
 604       SET_ProgramLocalParameter4fvARB(exec, _mesa_ProgramLocalParameter4fvARB);
 605       SET_GetProgramEnvParameterdvARB(exec, _mesa_GetProgramEnvParameterdvARB);
 606       SET_GetProgramEnvParameterfvARB(exec, _mesa_GetProgramEnvParameterfvARB);
 607       SET_GetProgramivARB(exec, _mesa_GetProgramivARB);
 608       SET_GetProgramLocalParameterdvARB(exec, _mesa_GetProgramLocalParameterdvARB);
 609       SET_GetProgramLocalParameterfvARB(exec, _mesa_GetProgramLocalParameterfvARB);
 610       SET_GetProgramStringARB(exec, _mesa_GetProgramStringARB);
 611    }
 612
 613    /* ARB 28. GL_ARB_vertex_buffer_object */
 614    _mesa_init_bufferobj_dispatch(ctx, exec);
 615
 616    /* ARB 29. GL_ARB_occlusion_query */
 617    if (ctx->API != API_OPENGLES2 || _mesa_is_gles3(ctx)) {
 618       _mesa_init_queryobj_dispatch(ctx, exec);
 619    }
 620
 621    /* ARB 37. GL_ARB_draw_buffers */
 622    SET_DrawBuffersARB(exec, _mesa_DrawBuffersARB);
 623
 624    /* ARB 66. GL_ARB_sync */
 625    if (ctx->API != API_OPENGLES2 || _mesa_is_gles3(ctx)) {
 626       _mesa_init_sync_dispatch(exec);
 627    }
 628
 629    /* ARB 104. GL_ARB_debug_output */
 630    if (ctx->API != API_OPENGLES2) {
 631       _mesa_init_errors_dispatch(exec);
 632    }
 633
 634    /* ARB 105. GL_ARB_robustness */
 635    if (ctx->API != API_OPENGLES2) {
 636       SET_GetGraphicsResetStatusARB(exec, _mesa_GetGraphicsResetStatusARB);
 637       SET_GetnPolygonStippleARB(exec, _mesa_GetnPolygonStippleARB);
 638       SET_GetnTexImageARB(exec, _mesa_GetnTexImageARB);
 639       SET_ReadnPixelsARB(exec, _mesa_ReadnPixelsARB);
 640    }
 641
 642   /* GL_ATI_fragment_shader */
 643    if (ctx->API == API_OPENGL) {
 644       _mesa_init_ati_fragment_shader_dispatch(exec);
 645    }
 646
 647   /* GL_ATI_envmap_bumpmap */
 648    if (ctx->API == API_OPENGL) {
 649       SET_GetTexBumpParameterivATI(exec, _mesa_GetTexBumpParameterivATI);
 650       SET_GetTexBumpParameterfvATI(exec, _mesa_GetTexBumpParameterfvATI);
 651       SET_TexBumpParameterivATI(exec, _mesa_TexBumpParameterivATI);
 652       SET_TexBumpParameterfvATI(exec, _mesa_TexBumpParameterfvATI);
 653    }
 654
 655    SET_IsRenderbufferEXT(exec, _mesa_IsRenderbufferEXT);
 656    SET_BindRenderbufferEXT(exec, _mesa_BindRenderbufferEXT);
 657    SET_DeleteRenderbuffersEXT(exec, _mesa_DeleteRenderbuffersEXT);
 658    SET_GenRenderbuffersEXT(exec, _mesa_GenRenderbuffersEXT);
 659    SET_RenderbufferStorageEXT(exec, _mesa_RenderbufferStorageEXT);
 660    SET_GetRenderbufferParameterivEXT(exec, _mesa_GetRenderbufferParameterivEXT);
 661    SET_IsFramebufferEXT(exec, _mesa_IsFramebufferEXT);
 662    SET_BindFramebufferEXT(exec, _mesa_BindFramebufferEXT);
 663    SET_DeleteFramebuffersEXT(exec, _mesa_DeleteFramebuffersEXT);
 664    SET_GenFramebuffersEXT(exec, _mesa_GenFramebuffersEXT);
 665    SET_CheckFramebufferStatusEXT(exec, _mesa_CheckFramebufferStatusEXT);
 666    if (ctx->API != API_OPENGLES2) {
 667       SET_FramebufferTexture1DEXT(exec, _mesa_FramebufferTexture1DEXT);
 668    }
 669    SET_FramebufferTexture2DEXT(exec, _mesa_FramebufferTexture2DEXT);
 670    SET_FramebufferTexture3DEXT(exec, _mesa_FramebufferTexture3DEXT);
 671    SET_FramebufferRenderbufferEXT(exec, _mesa_FramebufferRenderbufferEXT);
 672    SET_GetFramebufferAttachmentParameterivEXT(exec, _mesa_GetFramebufferAttachmentParameterivEXT);
 673    SET_GenerateMipmapEXT(exec, _mesa_GenerateMipmapEXT);
 674
 675    if (ctx->API != API_OPENGLES2 || _mesa_is_gles3(ctx)) {
 676       SET_BlitFramebufferEXT(exec, _mesa_BlitFramebufferEXT);
 677    }
 678
 679    /* GL_EXT_gpu_program_parameters */
 680    if (ctx->API == API_OPENGL) {
 681       SET_ProgramEnvParameters4fvEXT(exec, _mesa_ProgramEnvParameters4fvEXT);
 682       SET_ProgramLocalParameters4fvEXT(exec, _mesa_ProgramLocalParameters4fvEXT);
 683    }
 684
 685    /* GL_MESA_texture_array / GL_EXT_texture_array */
 686    if (ctx->API != API_OPENGLES2 || _mesa_is_gles3(ctx)) {
 687       SET_FramebufferTextureLayerEXT(exec, _mesa_FramebufferTextureLayerEXT);
 688    }
 689
 690    /* GL_ATI_separate_stencil */
 691    if (ctx->API == API_OPENGL) {
 692       SET_StencilFuncSeparateATI(exec, _mesa_StencilFuncSeparateATI);
 693    }
 694
 695    /* The ARB_fbo functions are the union of
 696     * GL_EXT_fbo, GL_EXT_framebuffer_blit, GL_EXT_texture_array
 697     */
 698    if (ctx->API != API_OPENGLES2 || _mesa_is_gles3(ctx)) {
 699       SET_RenderbufferStorageMultisample(exec, _mesa_RenderbufferStorageMultisample);
 700    }
 701
 702    /* GL_ARB_map_buffer_range / GL_EXT_map_buffer_range */
 703    SET_MapBufferRange(exec, _mesa_MapBufferRange);
 704    SET_FlushMappedBufferRange(exec, _mesa_FlushMappedBufferRange);
 705
 706    /* GL_ARB_copy_buffer */
 707    if (ctx->API != API_OPENGLES2 || _mesa_is_gles3(ctx)) {
 708       SET_CopyBufferSubData(exec, _mesa_CopyBufferSubData);
 709    }
 710
 711    /* GL_ARB_vertex_array_object / GL_OES_vertex_array_object */
 712    SET_BindVertexArray(exec, _mesa_BindVertexArray);
 713    SET_GenVertexArrays(exec, _mesa_GenVertexArrays);
 714
 715    /* GL_EXT_draw_buffers2 */
 716    if (_mesa_is_desktop_gl(ctx) || _mesa_is_gles3(ctx)) {
 717       SET_GetIntegerIndexedvEXT(exec, _mesa_GetIntegerIndexedv);
 718    }
 719    if (_mesa_is_desktop_gl(ctx)) {
 720       SET_ColorMaskIndexedEXT(exec, _mesa_ColorMaskIndexed);
 721       SET_GetBooleanIndexedvEXT(exec, _mesa_GetBooleanIndexedv);
 722       SET_EnableIndexedEXT(exec, _mesa_EnableIndexed);
 723       SET_DisableIndexedEXT(exec, _mesa_DisableIndexed);
 724       SET_IsEnabledIndexedEXT(exec, _mesa_IsEnabledIndexed);
 725    }
 726
 727    /* GL_NV_conditional_render */
 728    if (ctx->API != API_OPENGLES2) {
 729       SET_BeginConditionalRenderNV(exec, _mesa_BeginConditionalRender);
 730       SET_EndConditionalRenderNV(exec, _mesa_EndConditionalRender);
 731    }
 732
 733    SET_EGLImageTargetTexture2DOES(exec, _mesa_EGLImageTargetTexture2DOES);
 734    SET_EGLImageTargetRenderbufferStorageOES(exec, _mesa_EGLImageTargetRenderbufferStorageOES);
 735
 736    if (ctx->API != API_OPENGLES2) {
 737       SET_ObjectPurgeableAPPLE(exec, _mesa_ObjectPurgeableAPPLE);
 738       SET_ObjectUnpurgeableAPPLE(exec, _mesa_ObjectUnpurgeableAPPLE);
 739       SET_GetObjectParameterivAPPLE(exec, _mesa_GetObjectParameterivAPPLE);
 740    }
 741
 742    if (ctx->API != API_OPENGLES2) {
 743       SET_FramebufferTextureARB(exec, _mesa_FramebufferTextureARB);
 744       SET_FramebufferTextureFaceARB(exec, _mesa_FramebufferTextureFaceARB);
 745    }
 746
 747    if (ctx->API != API_OPENGLES2) {
 748       SET_ClampColorARB(exec, _mesa_ClampColorARB);
 749    }
 750
 751    /* GL_EXT_texture_integer */
 752    if (_mesa_is_desktop_gl(ctx)) {
 753       SET_ClearColorIiEXT(exec, _mesa_ClearColorIiEXT);
 754       SET_ClearColorIuiEXT(exec, _mesa_ClearColorIuiEXT);
 755    }
 756    if (ctx->API != API_OPENGLES2) {
 757       SET_GetTexParameterIivEXT(exec, _mesa_GetTexParameterIiv);
 758       SET_GetTexParameterIuivEXT(exec, _mesa_GetTexParameterIuiv);
 759       SET_TexParameterIivEXT(exec, _mesa_TexParameterIiv);
 760       SET_TexParameterIuivEXT(exec, _mesa_TexParameterIuiv);
 761    }
 762
 763    /* GL_EXT_gpu_shader4 / OpenGL 3.0 */
 764    if (ctx->API != API_OPENGLES2 || _mesa_is_gles3(ctx)) {
 765       SET_GetVertexAttribIivEXT(exec, _mesa_GetVertexAttribIiv);
 766       SET_GetVertexAttribIuivEXT(exec, _mesa_GetVertexAttribIuiv);
 767       SET_VertexAttribIPointerEXT(exec, _mesa_VertexAttribIPointer);
 768    }
 769
 770    /* GL 3.0 (functions not covered by other extensions) */
 771    if (ctx->API != API_OPENGLES2 || _mesa_is_gles3(ctx)) {
 772       SET_ClearBufferiv(exec, _mesa_ClearBufferiv);
 773       SET_ClearBufferuiv(exec, _mesa_ClearBufferuiv);
 774       SET_ClearBufferfv(exec, _mesa_ClearBufferfv);
 775       SET_ClearBufferfi(exec, _mesa_ClearBufferfi);
 776       SET_GetStringi(exec, _mesa_GetStringi);
 777    }
 778
 779    /* GL_ARB_instanced_arrays */
 780    if (ctx->API != API_OPENGLES2 || _mesa_is_gles3(ctx)) {
 781       SET_VertexAttribDivisorARB(exec, _mesa_VertexAttribDivisor);
 782    }
 783
 784    /* GL_ARB_draw_buffer_blend */
 785    if (ctx->API != API_OPENGLES2) {
 786       SET_BlendFunciARB(exec, _mesa_BlendFunci);
 787       SET_BlendFuncSeparateiARB(exec, _mesa_BlendFuncSeparatei);
 788       SET_BlendEquationiARB(exec, _mesa_BlendEquationi);
 789       SET_BlendEquationSeparateiARB(exec, _mesa_BlendEquationSeparatei);
 790    }
 791
 792    /* GL_NV_texture_barrier */
 793    if (ctx->API != API_OPENGLES2) {
 794       SET_TextureBarrierNV(exec, _mesa_TextureBarrierNV);
 795    }
 796
 797    /* GL_ARB_texture_buffer_object */
 798    if (ctx->API != API_OPENGLES2) {
 799       SET_TexBufferARB(exec, _mesa_TexBuffer);
 800    }
 801
 802    /* GL_ARB_texture_storage */
 803    if (ctx->API != API_OPENGLES2) {
 804       SET_TexStorage1D(exec, _mesa_TexStorage1D);
 805       SET_TextureStorage1DEXT(exec, _mesa_TextureStorage1DEXT);
 806    }
 807    if (_mesa_is_desktop_gl(ctx) || _mesa_is_gles3(ctx)) {
 808       SET_TexStorage2D(exec, _mesa_TexStorage2D);
 809       SET_TexStorage3D(exec, _mesa_TexStorage3D);
 810    }
 811    if (_mesa_is_desktop_gl(ctx)) {
 812       SET_TextureStorage2DEXT(exec, _mesa_TextureStorage2DEXT);
 813       SET_TextureStorage3DEXT(exec, _mesa_TextureStorage3DEXT);
 814    }
 815
 816    if (ctx->API != API_OPENGLES2 || _mesa_is_gles3(ctx)) {
 817       _mesa_init_sampler_object_dispatch(ctx, exec);
 818    }
 819
 820    if (_mesa_is_desktop_gl(ctx)) {
 821       SET_InvalidateTexSubImage(exec, _mesa_InvalidateTexSubImage);
 822       SET_InvalidateTexImage(exec, _mesa_InvalidateTexImage);
 823    }
 824
 825    if (_mesa_is_desktop_gl(ctx) || _mesa_is_gles3(ctx)) {
 826       SET_InvalidateSubFramebuffer(exec, _mesa_InvalidateSubFramebuffer);
 827       SET_InvalidateFramebuffer(exec, _mesa_InvalidateFramebuffer);
 828    }
 829
 830    return exec;
 831 }