src/mesa/glapi/glapi.c

   1 /* $Id: glapi.c,v 1.27 2000/01/27 00:26:03 brianp Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  3.3
   6  *
   7  * Copyright (C) 1999-2000  Brian Paul   All Rights Reserved.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included
  17  * in all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  23  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  */
  26
  27
  28 /*
  29  * This file manages the OpenGL API dispatch layer.
  30  * The dispatch table (struct _glapi_table) is basically just a list
  31  * of function pointers.
  32  * There are functions to set/get the current dispatch table for the
  33  * current thread and to manage registration/dispatch of dynamically
  34  * added extension functions.
  35  */
  36
  37
  38
  39 #ifdef HAVE_CONFIG_H
  40 #include "conf.h"
  41 #endif
  42 #include <assert.h>
  43 #include <stdlib.h>  /* to get NULL */
  44 #include <string.h>
  45 #include "glapi.h"
  46 #include "glapinoop.h"
  47 #include "glapioffsets.h"
  48 #include "glapitable.h"
  49
  50
  51
  52 /* This is used when thread safety is disabled */
  53 struct _glapi_table *_glapi_Dispatch = &__glapi_noop_table;
  54
  55 /* Used when thread safety disabled */
  56 void *_glapi_CurrentContext = NULL;
  57
  58
  59 #if defined(THREADS)
  60
  61 #include "glthread.h"
  62
  63 /* Flag to indicate whether thread-safe dispatch is enabled */
  64 static GLboolean ThreadSafe = GL_FALSE;
  65
  66 static _glthread_TSD DispatchTSD;
  67
  68 static void dispatch_thread_init()
  69 {
  70    _glthread_InitTSD(&DispatchTSD);
  71 }
  72
  73
  74 static _glthread_TSD ContextTSD;
  75
  76 static void context_thread_init()
  77 {
  78    _glthread_InitTSD(&ContextTSD);
  79 }
  80
  81 #endif
  82
  83
  84
  85 static GLuint MaxDispatchOffset = sizeof(struct _glapi_table) / sizeof(void *) - 1;
  86 static GLboolean GetSizeCalled = GL_FALSE;
  87
  88
  89
  90 /*
  91  * We should call this periodically from a function such as glXMakeCurrent
  92  * in order to test if multiple threads are being used.  When we detect
  93  * that situation we should then call _glapi_enable_thread_safety()
  94  */
  95 void
  96 _glapi_check_multithread(void)
  97 {
  98 #if defined(THREADS)
  99    if (!ThreadSafe) {
 100       static unsigned long knownID;
 101       static GLboolean firstCall = GL_TRUE;
 102       if (firstCall) {
 103          knownID = _glthread_GetID();
 104          firstCall = GL_FALSE;
 105       }
 106       else if (knownID != _glthread_GetID()) {
 107          ThreadSafe = GL_TRUE;
 108       }
 109    }
 110    if (ThreadSafe) {
 111       /* make sure that this thread's dispatch pointer isn't null */
 112       if (!_glapi_get_dispatch()) {
 113          _glapi_set_dispatch(NULL);
 114       }
 115    }
 116 #endif
 117 }
 118
 119
 120
 121 /*
 122  * Set the current context pointer for this thread.
 123  * The context pointer is an opaque type which should be cast to
 124  * void from the real context pointer type.
 125  */
 126 void
 127 _glapi_set_current_context(void *context)
 128 {
 129 #if defined(THREADS)
 130    _glthread_SetTSD(&ContextTSD, context, context_thread_init);
 131    if (ThreadSafe)
 132       _glapi_CurrentContext = NULL;
 133    else
 134       _glapi_CurrentContext = context;
 135 #else
 136    _glapi_CurrentContext = context;
 137 #endif
 138 }
 139
 140
 141
 142 /*
 143  * Get the current context pointer for this thread.
 144  * The context pointer is an opaque type which should be cast from
 145  * void to the real context pointer type.
 146  */
 147 void *
 148 _glapi_get_current_context(void)
 149 {
 150 #if defined(THREADS)
 151    if (ThreadSafe) {
 152       return _glthread_GetTSD(&ContextTSD);
 153    }
 154    else {
 155       return _glapi_CurrentContext;
 156    }
 157 #else
 158    return _glapi_CurrentContext;
 159 #endif
 160 }
 161
 162
 163
 164 /*
 165  * Set the global or per-thread dispatch table pointer.
 166  */
 167 void
 168 _glapi_set_dispatch(struct _glapi_table *dispatch)
 169 {
 170    if (!dispatch) {
 171       /* use the no-op functions */
 172       dispatch = &__glapi_noop_table;
 173    }
 174 #ifdef DEBUG
 175    else {
 176       _glapi_check_table(dispatch);
 177    }
 178 #endif
 179
 180 #if defined(THREADS)
 181    _glthread_SetTSD(&DispatchTSD, (void*) dispatch, dispatch_thread_init);
 182    if (ThreadSafe)
 183       _glapi_Dispatch = NULL;
 184    else
 185       _glapi_Dispatch = dispatch;
 186 #else
 187    _glapi_Dispatch = dispatch;
 188 #endif
 189 }
 190
 191
 192
 193 /*
 194  * Return pointer to current dispatch table for calling thread.
 195  */
 196 struct _glapi_table *
 197 _glapi_get_dispatch(void)
 198 {
 199 #if defined(THREADS)
 200    if (ThreadSafe) {
 201       return (struct _glapi_table *) _glthread_GetTSD(&DispatchTSD);
 202    }
 203    else {
 204       assert(_glapi_Dispatch);
 205       return _glapi_Dispatch;
 206    }
 207 #else
 208    return _glapi_Dispatch;
 209 #endif
 210 }
 211
 212
 213
 214 /*
 215  * Return size of dispatch table struct as number of functions (or
 216  * slots).
 217  */
 218 GLuint
 219 _glapi_get_dispatch_table_size(void)
 220 {
 221    /*   return sizeof(struct _glapi_table) / sizeof(void *);*/
 222    GetSizeCalled = GL_TRUE;
 223    return MaxDispatchOffset + 1;
 224 }
 225
 226
 227
 228 /*
 229  * Get API dispatcher version string.
 230  * XXX this isn't well defined yet.
 231  */
 232 const char *
 233 _glapi_get_version(void)
 234 {
 235    return "1.2";
 236 }
 237
 238
 239 struct name_address_pair {
 240    const char *Name;
 241    GLvoid *Address;
 242 };
 243
 244 static struct name_address_pair static_functions[1000];
 245
 246
 247
 248 /*
 249  * Return dispatch table offset of the named static (built-in) function.
 250  * Return -1 if function not found.
 251  */
 252 static GLint
 253 get_static_proc_offset(const char *funcName)
 254 {
 255    GLuint i;
 256    for (i = 0; static_functions[i].Name; i++) {
 257       if (strcmp(static_functions[i].Name, funcName) == 0) {
 258          return i;
 259       }
 260    }
 261    return -1;
 262 }
 263
 264
 265 /*
 266  * Return dispatch function address the named static (built-in) function.
 267  * Return NULL if function not found.
 268  */
 269 static GLvoid *
 270 get_static_proc_address(const char *funcName)
 271 {
 272    GLuint i = get_static_proc_offset(funcName);
 273    if (i >= 0)
 274       return static_functions[i].Address;
 275    else
 276       return NULL;
 277 }
 278
 279
 280
 281 /**********************************************************************
 282  * Extension function management.
 283  */
 284
 285
 286 struct _glapi_ext_entrypoint {
 287    const char *Name;   /* the extension function's name */
 288    GLuint Offset;      /* relative to start of dispatch table */
 289    GLvoid *Address;    /* address of dispatch function */
 290 };
 291
 292 static struct _glapi_ext_entrypoint ExtEntryTable[_GLAPI_EXTRA_SLOTS];
 293 static GLuint NumExtEntryPoints = 0;
 294
 295
 296
 297 /*
 298  * Generate a dispatch function (entrypoint) which jumps through
 299  * the given slot number (offset) in the current dispatch table.
 300  */
 301 static void *
 302 generate_entrypoint(GLuint offset)
 303 {
 304    /* XXX need to generate some assembly code here */
 305
 306    return NULL;
 307 }
 308
 309
 310
 311 /*
 312  * Add a new extension function entrypoint.
 313  * Return: GL_TRUE = success or GL_FALSE = failure
 314  */
 315 GLboolean
 316 _glapi_add_entrypoint(const char *funcName, GLuint offset)
 317 {
 318    GLint index;
 319
 320    /* Make sure we don't try to add a new entrypoint after someone
 321     * has already called _glapi_get_dispatch_table_size()!  If that's
 322     * happened the caller's information will now be out of date.
 323     */
 324    assert(!GetSizeCalled);
 325
 326    /* first check if the named function is already statically present */
 327    index = get_static_proc_offset(funcName);
 328
 329    if (index >= 0) {
 330       assert(index == offset);
 331       return GL_TRUE;
 332    }
 333    /* else if (offset < _glapi_get_dispatch_table_size()) { */
 334    else {
 335       /* be sure index and name match known data */
 336       GLuint i;
 337       for (i = 0; i < NumExtEntryPoints; i++) {
 338          if (strcmp(ExtEntryTable[i].Name, funcName) == 0) {
 339             /* function already registered with api */
 340             if (ExtEntryTable[i].Offset == offset) {
 341                return GL_TRUE;  /* offsets match */
 342             }
 343             else {
 344                return GL_FALSE;  /* bad offset! */
 345             }
 346          }
 347       }
 348       assert(NumExtEntryPoints < _GLAPI_EXTRA_SLOTS);
 349       ExtEntryTable[NumExtEntryPoints].Name = strdup(funcName);
 350       ExtEntryTable[NumExtEntryPoints].Offset = offset;
 351       ExtEntryTable[NumExtEntryPoints].Address = generate_entrypoint(offset);
 352       NumExtEntryPoints++;
 353
 354       if (offset > MaxDispatchOffset)
 355          MaxDispatchOffset = offset;
 356
 357       return GL_TRUE;
 358    }
 359 /*
 360    else {
 361       return GL_FALSE;
 362    }
 363 */
 364 }
 365
 366
 367
 368 /*
 369  * Return offset of entrypoint for named function within dispatch table.
 370  */
 371 GLint
 372 _glapi_get_proc_offset(const char *funcName)
 373 {
 374    /* search extension functions first */
 375    GLint i;
 376    for (i = 0; i < NumExtEntryPoints; i++) {
 377       if (strcmp(ExtEntryTable[i].Name, funcName) == 0) {
 378          return ExtEntryTable[i].Offset;
 379       }
 380    }
 381
 382    /* search static functions */
 383    return get_static_proc_offset(funcName);
 384 }
 385
 386
 387
 388 /*
 389  * Return entrypoint for named function.
 390  */
 391 const GLvoid *
 392 _glapi_get_proc_address(const char *funcName)
 393 {
 394    /* search extension functions first */
 395    GLint i;
 396    for (i = 0; i < NumExtEntryPoints; i++) {
 397       if (strcmp(ExtEntryTable[i].Name, funcName) == 0) {
 398          return ExtEntryTable[i].Address;
 399       }
 400    }
 401
 402    /* search static functions */
 403    return get_static_proc_address(funcName);
 404 }
 405
 406
 407
 408
 409 /*
 410  * Return the name of the function at the given dispatch offset.
 411  * This is only intended for debugging.
 412  */
 413 const char *
 414 _glapi_get_proc_name(GLuint offset)
 415 {
 416    GLuint n = sizeof(static_functions) / sizeof(struct name_address_pair);
 417    if (offset < n) {
 418       return static_functions[offset].Name;
 419    }
 420    else {
 421       /* search added extension functions */
 422       GLuint i;
 423       for (i = 0; i < NumExtEntryPoints; i++) {
 424          if (ExtEntryTable[i].Offset == offset) {
 425             return ExtEntryTable[i].Name;
 426          }
 427       }
 428       return NULL;
 429    }
 430 }
 431
 432
 433
 434 /*
 435  * Make sure there are no NULL pointers in the given dispatch table.
 436  * Intented for debugging purposes.
 437  */
 438 void
 439 _glapi_check_table(const struct _glapi_table *table)
 440 {
 441    const GLuint entries = _glapi_get_dispatch_table_size();
 442    const void **tab = (const void **) table;
 443    GLuint i;
 444    for (i = 1; i < entries; i++) {
 445       assert(tab[i]);
 446    }
 447
 448 #ifdef DEBUG
 449    /* Do some spot checks to be sure that the dispatch table
 450     * slots are assigned correctly.
 451     */
 452    {
 453       GLuint BeginOffset = _glapi_get_proc_offset("glBegin");
 454       char *BeginFunc = (char*) &table->Begin;
 455       GLuint offset = (BeginFunc - (char *) table) / sizeof(void *);
 456       assert(BeginOffset == _gloffset_Begin);
 457       assert(BeginOffset == offset);
 458    }
 459    {
 460       GLuint viewportOffset = _glapi_get_proc_offset("glViewport");
 461       char *viewportFunc = (char*) &table->Viewport;
 462       GLuint offset = (viewportFunc - (char *) table) / sizeof(void *);
 463       assert(viewportOffset == _gloffset_Viewport);
 464       assert(viewportOffset == offset);
 465    }
 466    {
 467       GLuint VertexPointerOffset = _glapi_get_proc_offset("glVertexPointer");
 468       char *VertexPointerFunc = (char*) &table->VertexPointer;
 469       GLuint offset = (VertexPointerFunc - (char *) table) / sizeof(void *);
 470       assert(VertexPointerOffset == _gloffset_VertexPointer);
 471       assert(VertexPointerOffset == offset);
 472    }
 473    {
 474       GLuint ResetMinMaxOffset = _glapi_get_proc_offset("glResetMinmax");
 475       char *ResetMinMaxFunc = (char*) &table->ResetMinmax;
 476       GLuint offset = (ResetMinMaxFunc - (char *) table) / sizeof(void *);
 477       assert(ResetMinMaxOffset == _gloffset_ResetMinmax);
 478       assert(ResetMinMaxOffset == offset);
 479    }
 480    {
 481       GLuint blendColorOffset = _glapi_get_proc_offset("glBlendColorEXT");
 482       char *blendColorFunc = (char*) &table->BlendColorEXT;
 483       GLuint offset = (blendColorFunc - (char *) table) / sizeof(void *);
 484       assert(blendColorOffset == _gloffset_BlendColorEXT);
 485       assert(blendColorOffset == offset);
 486    }
 487    {
 488       GLuint istextureOffset = _glapi_get_proc_offset("glIsTextureEXT");
 489       char *istextureFunc = (char*) &table->IsTextureEXT;
 490       GLuint offset = (istextureFunc - (char *) table) / sizeof(void *);
 491       assert(istextureOffset == _gloffset_IsTextureEXT);
 492       assert(istextureOffset == offset);
 493    }
 494 #endif
 495 }
 496
 497
 498 /**********************************************************************
 499  * Generate the GL entrypoint functions here.
 500  */
 501
 502 #define KEYWORD1
 503 #define KEYWORD2 GLAPIENTRY
 504 #if defined(USE_X86_ASM) && !defined(__WIN32__) && !defined(XF86DRI)
 505 #define NAME(func) _glapi_fallback_##func
 506 #elif defined(USE_MGL_NAMESPACE)
 507 #define NAME(func)  mgl##func
 508 #else
 509 #define NAME(func)  gl##func
 510 #endif
 511
 512 #ifdef DEBUG
 513
 514 #include <stdio.h>
 515
 516 static int
 517 trace(void)
 518 {
 519    static int trace = -1;
 520    if (trace < 0)
 521       trace = getenv("MESA_TRACE") ? 1 : 0;
 522    return trace > 0;
 523 }
 524
 525 #define DISPATCH(FUNC, ARGS, MESSAGE)                                   \
 526    const struct _glapi_table *dispatch;                                 \
 527    dispatch = _glapi_Dispatch ? _glapi_Dispatch : _glapi_get_dispatch();\
 528    if (trace()) printf MESSAGE;                                         \
 529    (dispatch->FUNC) ARGS
 530
 531 #define RETURN_DISPATCH(FUNC, ARGS, MESSAGE)                            \
 532    const struct _glapi_table *dispatch;                                 \
 533    dispatch = _glapi_Dispatch ? _glapi_Dispatch : _glapi_get_dispatch();\
 534    if (trace()) printf MESSAGE;                                         \
 535    return (dispatch->FUNC) ARGS
 536
 537 #else
 538
 539 #define DISPATCH(FUNC, ARGS, MESSAGE)                                   \
 540    const struct _glapi_table *dispatch;                                 \
 541    dispatch = _glapi_Dispatch ? _glapi_Dispatch : _glapi_get_dispatch();\
 542    (dispatch->FUNC) ARGS
 543
 544 #define RETURN_DISPATCH(FUNC, ARGS, MESSAGE)                            \
 545    const struct _glapi_table *dispatch;                                 \
 546    dispatch = _glapi_Dispatch ? _glapi_Dispatch : _glapi_get_dispatch();\
 547    return (dispatch->FUNC) ARGS
 548
 549 #endif
 550
 551
 552 #ifndef GLAPIENTRY
 553 #define GLAPIENTRY
 554 #endif
 555
 556 #include "glapitemp.h"
 557
 558
 559 /*
 560  * For each entry in static_functions[] which use this function
 561  * we should implement a dispatch function in glapitemp.h and
 562  * in glapinoop.c
 563  */
 564 static int NotImplemented(void)
 565 {
 566    return 0;
 567 }
 568
 569
 570
 571 static struct name_address_pair static_functions[] = {
 572         { "NotImplemented", (GLvoid *) NotImplemented },
 573
 574         /* GL 1.1 */
 575         { "glAccum", (GLvoid *) glAccum },
 576         { "glAlphaFunc", (GLvoid *) glAlphaFunc },
 577         { "glBegin", (GLvoid *) glBegin },
 578         { "glBitmap", (GLvoid *) glBitmap },
 579         { "glBlendFunc", (GLvoid *) glBlendFunc },
 580         { "glCallList", (GLvoid *) glCallList },
 581         { "glCallLists", (GLvoid *) glCallLists },
 582         { "glClear", (GLvoid *) glClear },
 583         { "glClearAccum", (GLvoid *) glClearAccum },
 584         { "glClearColor", (GLvoid *) glClearColor },
 585         { "glClearDepth", (GLvoid *) glClearDepth },
 586         { "glClearIndex", (GLvoid *) glClearIndex },
 587         { "glClearStencil", (GLvoid *) glClearStencil },
 588         { "glClipPlane", (GLvoid *) glClipPlane },
 589         { "glColor3b", (GLvoid *) glColor3b },
 590         { "glColor3bv", (GLvoid *) glColor3bv },
 591         { "glColor3d", (GLvoid *) glColor3d },
 592         { "glColor3dv", (GLvoid *) glColor3dv },
 593         { "glColor3f", (GLvoid *) glColor3f },
 594         { "glColor3fv", (GLvoid *) glColor3fv },
 595         { "glColor3i", (GLvoid *) glColor3i },
 596         { "glColor3iv", (GLvoid *) glColor3iv },
 597         { "glColor3s", (GLvoid *) glColor3s },
 598         { "glColor3sv", (GLvoid *) glColor3sv },
 599         { "glColor3ub", (GLvoid *) glColor3ub },
 600         { "glColor3ubv", (GLvoid *) glColor3ubv },
 601         { "glColor3ui", (GLvoid *) glColor3ui },
 602         { "glColor3uiv", (GLvoid *) glColor3uiv },
 603         { "glColor3us", (GLvoid *) glColor3us },
 604         { "glColor3usv", (GLvoid *) glColor3usv },
 605         { "glColor4b", (GLvoid *) glColor4b },
 606         { "glColor4bv", (GLvoid *) glColor4bv },
 607         { "glColor4d", (GLvoid *) glColor4d },
 608         { "glColor4dv", (GLvoid *) glColor4dv },
 609         { "glColor4f", (GLvoid *) glColor4f },
 610         { "glColor4fv", (GLvoid *) glColor4fv },
 611         { "glColor4i", (GLvoid *) glColor4i },
 612         { "glColor4iv", (GLvoid *) glColor4iv },
 613         { "glColor4s", (GLvoid *) glColor4s },
 614         { "glColor4sv", (GLvoid *) glColor4sv },
 615         { "glColor4ub", (GLvoid *) glColor4ub },
 616         { "glColor4ubv", (GLvoid *) glColor4ubv },
 617         { "glColor4ui", (GLvoid *) glColor4ui },
 618         { "glColor4uiv", (GLvoid *) glColor4uiv },
 619         { "glColor4us", (GLvoid *) glColor4us },
 620         { "glColor4usv", (GLvoid *) glColor4usv },
 621         { "glColorMask", (GLvoid *) glColorMask },
 622         { "glColorMaterial", (GLvoid *) glColorMaterial },
 623         { "glCopyPixels", (GLvoid *) glCopyPixels },
 624         { "glCullFace", (GLvoid *) glCullFace },
 625         { "glDeleteLists", (GLvoid *) glDeleteLists },
 626         { "glDepthFunc", (GLvoid *) glDepthFunc },
 627         { "glDepthMask", (GLvoid *) glDepthMask },
 628         { "glDepthRange", (GLvoid *) glDepthRange },
 629         { "glDisable", (GLvoid *) glDisable },
 630         { "glDrawBuffer", (GLvoid *) glDrawBuffer },
 631         { "glDrawPixels", (GLvoid *) glDrawPixels },
 632         { "glEdgeFlag", (GLvoid *) glEdgeFlag },
 633         { "glEdgeFlagv", (GLvoid *) glEdgeFlagv },
 634         { "glEnable", (GLvoid *) glEnable },
 635         { "glEnd", (GLvoid *) glEnd },
 636         { "glEndList", (GLvoid *) glEndList },
 637         { "glEvalCoord1d", (GLvoid *) glEvalCoord1d },
 638         { "glEvalCoord1dv", (GLvoid *) glEvalCoord1dv },
 639         { "glEvalCoord1f", (GLvoid *) glEvalCoord1f },
 640         { "glEvalCoord1fv", (GLvoid *) glEvalCoord1fv },
 641         { "glEvalCoord2d", (GLvoid *) glEvalCoord2d },
 642         { "glEvalCoord2dv", (GLvoid *) glEvalCoord2dv },
 643         { "glEvalCoord2f", (GLvoid *) glEvalCoord2f },
 644         { "glEvalCoord2fv", (GLvoid *) glEvalCoord2fv },
 645         { "glEvalMesh1", (GLvoid *) glEvalMesh1 },
 646         { "glEvalMesh2", (GLvoid *) glEvalMesh2 },
 647         { "glEvalPoint1", (GLvoid *) glEvalPoint1 },
 648         { "glEvalPoint2", (GLvoid *) glEvalPoint2 },
 649         { "glFeedbackBuffer", (GLvoid *) glFeedbackBuffer },
 650         { "glFinish", (GLvoid *) glFinish },
 651         { "glFlush", (GLvoid *) glFlush },
 652         { "glFogf", (GLvoid *) glFogf },
 653         { "glFogfv", (GLvoid *) glFogfv },
 654         { "glFogi", (GLvoid *) glFogi },
 655         { "glFogiv", (GLvoid *) glFogiv },
 656         { "glFrontFace", (GLvoid *) glFrontFace },
 657         { "glFrustum", (GLvoid *) glFrustum },
 658         { "glGenLists", (GLvoid *) glGenLists },
 659         { "glGetBooleanv", (GLvoid *) glGetBooleanv },
 660         { "glGetClipPlane", (GLvoid *) glGetClipPlane },
 661         { "glGetDoublev", (GLvoid *) glGetDoublev },
 662         { "glGetError", (GLvoid *) glGetError },
 663         { "glGetFloatv", (GLvoid *) glGetFloatv },
 664         { "glGetIntegerv", (GLvoid *) glGetIntegerv },
 665         { "glGetLightfv", (GLvoid *) glGetLightfv },
 666         { "glGetLightiv", (GLvoid *) glGetLightiv },
 667         { "glGetMapdv", (GLvoid *) glGetMapdv },
 668         { "glGetMapfv", (GLvoid *) glGetMapfv },
 669         { "glGetMapiv", (GLvoid *) glGetMapiv },
 670         { "glGetMaterialfv", (GLvoid *) glGetMaterialfv },
 671         { "glGetMaterialiv", (GLvoid *) glGetMaterialiv },
 672         { "glGetPixelMapfv", (GLvoid *) glGetPixelMapfv },
 673         { "glGetPixelMapuiv", (GLvoid *) glGetPixelMapuiv },
 674         { "glGetPixelMapusv", (GLvoid *) glGetPixelMapusv },
 675         { "glGetPolygonStipple", (GLvoid *) glGetPolygonStipple },
 676         { "glGetString", (GLvoid *) glGetString },
 677         { "glGetTexEnvfv", (GLvoid *) glGetTexEnvfv },
 678         { "glGetTexEnviv", (GLvoid *) glGetTexEnviv },
 679         { "glGetTexGendv", (GLvoid *) glGetTexGendv },
 680         { "glGetTexGenfv", (GLvoid *) glGetTexGenfv },
 681         { "glGetTexGeniv", (GLvoid *) glGetTexGeniv },
 682         { "glGetTexImage", (GLvoid *) glGetTexImage },
 683         { "glGetTexLevelParameterfv", (GLvoid *) glGetTexLevelParameterfv },
 684         { "glGetTexLevelParameteriv", (GLvoid *) glGetTexLevelParameteriv },
 685         { "glGetTexParameterfv", (GLvoid *) glGetTexParameterfv },
 686         { "glGetTexParameteriv", (GLvoid *) glGetTexParameteriv },
 687         { "glHint", (GLvoid *) glHint },
 688         { "glIndexMask", (GLvoid *) glIndexMask },
 689         { "glIndexd", (GLvoid *) glIndexd },
 690         { "glIndexdv", (GLvoid *) glIndexdv },
 691         { "glIndexf", (GLvoid *) glIndexf },
 692         { "glIndexfv", (GLvoid *) glIndexfv },
 693         { "glIndexi", (GLvoid *) glIndexi },
 694         { "glIndexiv", (GLvoid *) glIndexiv },
 695         { "glIndexs", (GLvoid *) glIndexs },
 696         { "glIndexsv", (GLvoid *) glIndexsv },
 697         { "glInitNames", (GLvoid *) glInitNames },
 698         { "glIsEnabled", (GLvoid *) glIsEnabled },
 699         { "glIsList", (GLvoid *) glIsList },
 700         { "glLightModelf", (GLvoid *) glLightModelf },
 701         { "glLightModelfv", (GLvoid *) glLightModelfv },
 702         { "glLightModeli", (GLvoid *) glLightModeli },
 703         { "glLightModeliv", (GLvoid *) glLightModeliv },
 704         { "glLightf", (GLvoid *) glLightf },
 705         { "glLightfv", (GLvoid *) glLightfv },
 706         { "glLighti", (GLvoid *) glLighti },
 707         { "glLightiv", (GLvoid *) glLightiv },
 708         { "glLineStipple", (GLvoid *) glLineStipple },
 709         { "glLineWidth", (GLvoid *) glLineWidth },
 710         { "glListBase", (GLvoid *) glListBase },
 711         { "glLoadIdentity", (GLvoid *) glLoadIdentity },
 712         { "glLoadMatrixd", (GLvoid *) glLoadMatrixd },
 713         { "glLoadMatrixf", (GLvoid *) glLoadMatrixf },
 714         { "glLoadName", (GLvoid *) glLoadName },
 715         { "glLogicOp", (GLvoid *) glLogicOp },
 716         { "glMap1d", (GLvoid *) glMap1d },
 717         { "glMap1f", (GLvoid *) glMap1f },
 718         { "glMap2d", (GLvoid *) glMap2d },
 719         { "glMap2f", (GLvoid *) glMap2f },
 720         { "glMapGrid1d", (GLvoid *) glMapGrid1d },
 721         { "glMapGrid1f", (GLvoid *) glMapGrid1f },
 722         { "glMapGrid2d", (GLvoid *) glMapGrid2d },
 723         { "glMapGrid2f", (GLvoid *) glMapGrid2f },
 724         { "glMaterialf", (GLvoid *) glMaterialf },
 725         { "glMaterialfv", (GLvoid *) glMaterialfv },
 726         { "glMateriali", (GLvoid *) glMateriali },
 727         { "glMaterialiv", (GLvoid *) glMaterialiv },
 728         { "glMatrixMode", (GLvoid *) glMatrixMode },
 729         { "glMultMatrixd", (GLvoid *) glMultMatrixd },
 730         { "glMultMatrixf", (GLvoid *) glMultMatrixf },
 731         { "glNewList", (GLvoid *) glNewList },
 732         { "glNormal3b", (GLvoid *) glNormal3b },
 733         { "glNormal3bv", (GLvoid *) glNormal3bv },
 734         { "glNormal3d", (GLvoid *) glNormal3d },
 735         { "glNormal3dv", (GLvoid *) glNormal3dv },
 736         { "glNormal3f", (GLvoid *) glNormal3f },
 737         { "glNormal3fv", (GLvoid *) glNormal3fv },
 738         { "glNormal3i", (GLvoid *) glNormal3i },
 739         { "glNormal3iv", (GLvoid *) glNormal3iv },
 740         { "glNormal3s", (GLvoid *) glNormal3s },
 741         { "glNormal3sv", (GLvoid *) glNormal3sv },
 742         { "glOrtho", (GLvoid *) glOrtho },
 743         { "glPassThrough", (GLvoid *) glPassThrough },
 744         { "glPixelMapfv", (GLvoid *) glPixelMapfv },
 745         { "glPixelMapuiv", (GLvoid *) glPixelMapuiv },
 746         { "glPixelMapusv", (GLvoid *) glPixelMapusv },
 747         { "glPixelStoref", (GLvoid *) glPixelStoref },
 748         { "glPixelStorei", (GLvoid *) glPixelStorei },
 749         { "glPixelTransferf", (GLvoid *) glPixelTransferf },
 750         { "glPixelTransferi", (GLvoid *) glPixelTransferi },
 751         { "glPixelZoom", (GLvoid *) glPixelZoom },
 752         { "glPointSize", (GLvoid *) glPointSize },
 753         { "glPolygonMode", (GLvoid *) glPolygonMode },
 754         { "glPolygonOffset", (GLvoid *) glPolygonOffset },
 755         { "glPolygonStipple", (GLvoid *) glPolygonStipple },
 756         { "glPopAttrib", (GLvoid *) glPopAttrib },
 757         { "glPopMatrix", (GLvoid *) glPopMatrix },
 758         { "glPopName", (GLvoid *) glPopName },
 759         { "glPushAttrib", (GLvoid *) glPushAttrib },
 760         { "glPushMatrix", (GLvoid *) glPushMatrix },
 761         { "glPushName", (GLvoid *) glPushName },
 762         { "glRasterPos2d", (GLvoid *) glRasterPos2d },
 763         { "glRasterPos2dv", (GLvoid *) glRasterPos2dv },
 764         { "glRasterPos2f", (GLvoid *) glRasterPos2f },
 765         { "glRasterPos2fv", (GLvoid *) glRasterPos2fv },
 766         { "glRasterPos2i", (GLvoid *) glRasterPos2i },
 767         { "glRasterPos2iv", (GLvoid *) glRasterPos2iv },
 768         { "glRasterPos2s", (GLvoid *) glRasterPos2s },
 769         { "glRasterPos2sv", (GLvoid *) glRasterPos2sv },
 770         { "glRasterPos3d", (GLvoid *) glRasterPos3d },
 771         { "glRasterPos3dv", (GLvoid *) glRasterPos3dv },
 772         { "glRasterPos3f", (GLvoid *) glRasterPos3f },
 773         { "glRasterPos3fv", (GLvoid *) glRasterPos3fv },
 774         { "glRasterPos3i", (GLvoid *) glRasterPos3i },
 775         { "glRasterPos3iv", (GLvoid *) glRasterPos3iv },
 776         { "glRasterPos3s", (GLvoid *) glRasterPos3s },
 777         { "glRasterPos3sv", (GLvoid *) glRasterPos3sv },
 778         { "glRasterPos4d", (GLvoid *) glRasterPos4d },
 779         { "glRasterPos4dv", (GLvoid *) glRasterPos4dv },
 780         { "glRasterPos4f", (GLvoid *) glRasterPos4f },
 781         { "glRasterPos4fv", (GLvoid *) glRasterPos4fv },
 782         { "glRasterPos4i", (GLvoid *) glRasterPos4i },
 783         { "glRasterPos4iv", (GLvoid *) glRasterPos4iv },
 784         { "glRasterPos4s", (GLvoid *) glRasterPos4s },
 785         { "glRasterPos4sv", (GLvoid *) glRasterPos4sv },
 786         { "glReadBuffer", (GLvoid *) glReadBuffer },
 787         { "glReadPixels", (GLvoid *) glReadPixels },
 788         { "glRectd", (GLvoid *) glRectd },
 789         { "glRectdv", (GLvoid *) glRectdv },
 790         { "glRectf", (GLvoid *) glRectf },
 791         { "glRectfv", (GLvoid *) glRectfv },
 792         { "glRecti", (GLvoid *) glRecti },
 793         { "glRectiv", (GLvoid *) glRectiv },
 794         { "glRects", (GLvoid *) glRects },
 795         { "glRectsv", (GLvoid *) glRectsv },
 796         { "glRenderMode", (GLvoid *) glRenderMode },
 797         { "glRotated", (GLvoid *) glRotated },
 798         { "glRotatef", (GLvoid *) glRotatef },
 799         { "glScaled", (GLvoid *) glScaled },
 800         { "glScalef", (GLvoid *) glScalef },
 801         { "glScissor", (GLvoid *) glScissor },
 802         { "glSelectBuffer", (GLvoid *) glSelectBuffer },
 803         { "glShadeModel", (GLvoid *) glShadeModel },
 804         { "glStencilFunc", (GLvoid *) glStencilFunc },
 805         { "glStencilMask", (GLvoid *) glStencilMask },
 806         { "glStencilOp", (GLvoid *) glStencilOp },
 807         { "glTexCoord1d", (GLvoid *) glTexCoord1d },
 808         { "glTexCoord1dv", (GLvoid *) glTexCoord1dv },
 809         { "glTexCoord1f", (GLvoid *) glTexCoord1f },
 810         { "glTexCoord1fv", (GLvoid *) glTexCoord1fv },
 811         { "glTexCoord1i", (GLvoid *) glTexCoord1i },
 812         { "glTexCoord1iv", (GLvoid *) glTexCoord1iv },
 813         { "glTexCoord1s", (GLvoid *) glTexCoord1s },
 814         { "glTexCoord1sv", (GLvoid *) glTexCoord1sv },
 815         { "glTexCoord2d", (GLvoid *) glTexCoord2d },
 816         { "glTexCoord2dv", (GLvoid *) glTexCoord2dv },
 817         { "glTexCoord2f", (GLvoid *) glTexCoord2f },
 818         { "glTexCoord2fv", (GLvoid *) glTexCoord2fv },
 819         { "glTexCoord2i", (GLvoid *) glTexCoord2i },
 820         { "glTexCoord2iv", (GLvoid *) glTexCoord2iv },
 821         { "glTexCoord2s", (GLvoid *) glTexCoord2s },
 822         { "glTexCoord2sv", (GLvoid *) glTexCoord2sv },
 823         { "glTexCoord3d", (GLvoid *) glTexCoord3d },
 824         { "glTexCoord3dv", (GLvoid *) glTexCoord3dv },
 825         { "glTexCoord3f", (GLvoid *) glTexCoord3f },
 826         { "glTexCoord3fv", (GLvoid *) glTexCoord3fv },
 827         { "glTexCoord3i", (GLvoid *) glTexCoord3i },
 828         { "glTexCoord3iv", (GLvoid *) glTexCoord3iv },
 829         { "glTexCoord3s", (GLvoid *) glTexCoord3s },
 830         { "glTexCoord3sv", (GLvoid *) glTexCoord3sv },
 831         { "glTexCoord4d", (GLvoid *) glTexCoord4d },
 832         { "glTexCoord4dv", (GLvoid *) glTexCoord4dv },
 833         { "glTexCoord4f", (GLvoid *) glTexCoord4f },
 834         { "glTexCoord4fv", (GLvoid *) glTexCoord4fv },
 835         { "glTexCoord4i", (GLvoid *) glTexCoord4i },
 836         { "glTexCoord4iv", (GLvoid *) glTexCoord4iv },
 837         { "glTexCoord4s", (GLvoid *) glTexCoord4s },
 838         { "glTexCoord4sv", (GLvoid *) glTexCoord4sv },
 839         { "glTexEnvf", (GLvoid *) glTexEnvf },
 840         { "glTexEnvfv", (GLvoid *) glTexEnvfv },
 841         { "glTexEnvi", (GLvoid *) glTexEnvi },
 842         { "glTexEnviv", (GLvoid *) glTexEnviv },
 843         { "glTexGend", (GLvoid *) glTexGend },
 844         { "glTexGendv", (GLvoid *) glTexGendv },
 845         { "glTexGenf", (GLvoid *) glTexGenf },
 846         { "glTexGenfv", (GLvoid *) glTexGenfv },
 847         { "glTexGeni", (GLvoid *) glTexGeni },
 848         { "glTexGeniv", (GLvoid *) glTexGeniv },
 849         { "glTexImage1D", (GLvoid *) glTexImage1D },
 850         { "glTexImage2D", (GLvoid *) glTexImage2D },
 851         { "glTexParameterf", (GLvoid *) glTexParameterf },
 852         { "glTexParameterfv", (GLvoid *) glTexParameterfv },
 853         { "glTexParameteri", (GLvoid *) glTexParameteri },
 854         { "glTexParameteriv", (GLvoid *) glTexParameteriv },
 855         { "glTranslated", (GLvoid *) glTranslated },
 856         { "glTranslatef", (GLvoid *) glTranslatef },
 857         { "glVertex2d", (GLvoid *) glVertex2d },
 858         { "glVertex2dv", (GLvoid *) glVertex2dv },
 859         { "glVertex2f", (GLvoid *) glVertex2f },
 860         { "glVertex2fv", (GLvoid *) glVertex2fv },
 861         { "glVertex2i", (GLvoid *) glVertex2i },
 862         { "glVertex2iv", (GLvoid *) glVertex2iv },
 863         { "glVertex2s", (GLvoid *) glVertex2s },
 864         { "glVertex2sv", (GLvoid *) glVertex2sv },
 865         { "glVertex3d", (GLvoid *) glVertex3d },
 866         { "glVertex3dv", (GLvoid *) glVertex3dv },
 867         { "glVertex3f", (GLvoid *) glVertex3f },
 868         { "glVertex3fv", (GLvoid *) glVertex3fv },
 869         { "glVertex3i", (GLvoid *) glVertex3i },
 870         { "glVertex3iv", (GLvoid *) glVertex3iv },
 871         { "glVertex3s", (GLvoid *) glVertex3s },
 872         { "glVertex3sv", (GLvoid *) glVertex3sv },
 873         { "glVertex4d", (GLvoid *) glVertex4d },
 874         { "glVertex4dv", (GLvoid *) glVertex4dv },
 875         { "glVertex4f", (GLvoid *) glVertex4f },
 876         { "glVertex4fv", (GLvoid *) glVertex4fv },
 877         { "glVertex4i", (GLvoid *) glVertex4i },
 878         { "glVertex4iv", (GLvoid *) glVertex4iv },
 879         { "glVertex4s", (GLvoid *) glVertex4s },
 880         { "glVertex4sv", (GLvoid *) glVertex4sv },
 881         { "glViewport", (GLvoid *) glViewport },
 882
 883         /* GL 1.1 */
 884 #ifdef GL_VERSION_1_1
 885 #define NAME(X) X
 886 #else
 887 #define NAME(X) NotImplemented
 888 #endif
 889         { "glAreTexturesResident", (GLvoid *) NAME(glAreTexturesResident) },
 890         { "glArrayElement", (GLvoid *) NAME(glArrayElement) },
 891         { "glBindTexture", (GLvoid *) NAME(glBindTexture) },
 892         { "glColorPointer", (GLvoid *) NAME(glColorPointer) },
 893         { "glCopyTexImage1D", (GLvoid *) NAME(glCopyTexImage1D) },
 894         { "glCopyTexImage2D", (GLvoid *) NAME(glCopyTexImage2D) },
 895         { "glCopyTexSubImage1D", (GLvoid *) NAME(glCopyTexSubImage1D) },
 896         { "glCopyTexSubImage2D", (GLvoid *) NAME(glCopyTexSubImage2D) },
 897         { "glDeleteTextures", (GLvoid *) NAME(glDeleteTextures) },
 898         { "glDisableClientState", (GLvoid *) NAME(glDisableClientState) },
 899         { "glDrawArrays", (GLvoid *) NAME(glDrawArrays) },
 900         { "glDrawElements", (GLvoid *) NAME(glDrawElements) },
 901         { "glEdgeFlagPointer", (GLvoid *) NAME(glEdgeFlagPointer) },
 902         { "glEnableClientState", (GLvoid *) NAME(glEnableClientState) },
 903         { "glGenTextures", (GLvoid *) NAME(glGenTextures) },
 904         { "glGetPointerv", (GLvoid *) NAME(glGetPointerv) },
 905         { "glIndexPointer", (GLvoid *) NAME(glIndexPointer) },
 906         { "glIndexub", (GLvoid *) NAME(glIndexub) },
 907         { "glIndexubv", (GLvoid *) NAME(glIndexubv) },
 908         { "glInterleavedArrays", (GLvoid *) NAME(glInterleavedArrays) },
 909         { "glIsTexture", (GLvoid *) NAME(glIsTexture) },
 910         { "glNormalPointer", (GLvoid *) NAME(glNormalPointer) },
 911         { "glPopClientAttrib", (GLvoid *) NAME(glPopClientAttrib) },
 912         { "glPrioritizeTextures", (GLvoid *) NAME(glPrioritizeTextures) },
 913         { "glPushClientAttrib", (GLvoid *) NAME(glPushClientAttrib) },
 914         { "glTexCoordPointer", (GLvoid *) NAME(glTexCoordPointer) },
 915         { "glTexSubImage1D", (GLvoid *) NAME(glTexSubImage1D) },
 916         { "glTexSubImage2D", (GLvoid *) NAME(glTexSubImage2D) },
 917         { "glVertexPointer", (GLvoid *) NAME(glVertexPointer) },
 918 #undef NAME
 919
 920         /* GL 1.2 */
 921 #ifdef GL_VERSION_1_2
 922 #define NAME(X) X
 923 #else
 924 #define NAME(X) NotImplemented
 925 #endif
 926         { "glCopyTexSubImage3D", (GLvoid *) NAME(glCopyTexSubImage3D) },
 927         { "glDrawRangeElements", (GLvoid *) NAME(glDrawRangeElements) },
 928         { "glTexImage3D", (GLvoid *) NAME(glTexImage3D) },
 929         { "glTexSubImage3D", (GLvoid *) NAME(glTexSubImage3D) },
 930 #undef NAME
 931
 932         /* GL_ARB_imaging */
 933 #ifdef GL_ARB_imaging
 934 #define NAME(X) X
 935 #else
 936 #define NAME(X) NotImplemented
 937 #endif
 938         { "glBlendColor", (GLvoid *) NAME(glBlendColor) },
 939         { "glBlendEquation", (GLvoid *) NAME(glBlendEquation) },
 940         { "glColorSubTable", (GLvoid *) NAME(glColorSubTable) },
 941         { "glColorTable", (GLvoid *) NAME(glColorTable) },
 942         { "glColorTableParameterfv", (GLvoid *) NAME(glColorTableParameterfv) },
 943         { "glColorTableParameteriv", (GLvoid *) NAME(glColorTableParameteriv) },
 944         { "glConvolutionFilter1D", (GLvoid *) NAME(glConvolutionFilter1D) },
 945         { "glConvolutionFilter2D", (GLvoid *) NAME(glConvolutionFilter2D) },
 946         { "glConvolutionParameterf", (GLvoid *) NAME(glConvolutionParameterf) },
 947         { "glConvolutionParameterfv", (GLvoid *) NAME(glConvolutionParameterfv) },
 948         { "glConvolutionParameteri", (GLvoid *) NAME(glConvolutionParameteri) },
 949         { "glConvolutionParameteriv", (GLvoid *) NAME(glConvolutionParameteriv) },
 950         { "glCopyColorSubTable", (GLvoid *) NAME(glCopyColorSubTable) },
 951         { "glCopyColorTable", (GLvoid *) NAME(glCopyColorTable) },
 952         { "glCopyConvolutionFilter1D", (GLvoid *) NAME(glCopyConvolutionFilter1D) },
 953         { "glCopyConvolutionFilter2D", (GLvoid *) NAME(glCopyConvolutionFilter2D) },
 954         { "glGetColorTable", (GLvoid *) NAME(glGetColorTable) },
 955         { "glGetColorTableParameterfv", (GLvoid *) NAME(glGetColorTableParameterfv) },
 956         { "glGetColorTableParameteriv", (GLvoid *) NAME(glGetColorTableParameteriv) },
 957         { "glGetConvolutionFilter", (GLvoid *) NAME(glGetConvolutionFilter) },
 958         { "glGetConvolutionParameterfv", (GLvoid *) NAME(glGetConvolutionParameterfv) },
 959         { "glGetConvolutionParameteriv", (GLvoid *) NAME(glGetConvolutionParameteriv) },
 960         { "glGetHistogram", (GLvoid *) NAME(glGetHistogram) },
 961         { "glGetHistogramParameterfv", (GLvoid *) NAME(glGetHistogramParameterfv) },
 962         { "glGetHistogramParameteriv", (GLvoid *) NAME(glGetHistogramParameteriv) },
 963         { "glGetMinmax", (GLvoid *) NAME(glGetMinmax) },
 964         { "glGetMinmaxParameterfv", (GLvoid *) NAME(glGetMinmaxParameterfv) },
 965         { "glGetMinmaxParameteriv", (GLvoid *) NAME(glGetMinmaxParameteriv) },
 966         { "glGetSeparableFilter", (GLvoid *) NAME(glGetSeparableFilter) },
 967         { "glHistogram", (GLvoid *) NAME(glHistogram) },
 968         { "glMinmax", (GLvoid *) NAME(glMinmax) },
 969         { "glResetHistogram", (GLvoid *) NAME(glResetHistogram) },
 970         { "glResetMinmax", (GLvoid *) NAME(glResetMinmax) },
 971         { "glSeparableFilter2D", (GLvoid *) NAME(glSeparableFilter2D) },
 972 #undef NAME
 973
 974         /* GL_ARB_multitexture */
 975 #ifdef GL_ARB_multitexture
 976 #define NAME(X) X
 977 #else
 978 #define NAME(X) NotImplemented
 979 #endif
 980         { "glActiveTextureARB", (GLvoid *) NAME(glActiveTextureARB) },
 981         { "glClientActiveTextureARB", (GLvoid *) NAME(glClientActiveTextureARB) },
 982         { "glMultiTexCoord1dARB", (GLvoid *) NAME(glMultiTexCoord1dARB) },
 983         { "glMultiTexCoord1dvARB", (GLvoid *) NAME(glMultiTexCoord1dvARB) },
 984         { "glMultiTexCoord1fARB", (GLvoid *) NAME(glMultiTexCoord1fARB) },
 985         { "glMultiTexCoord1fvARB", (GLvoid *) NAME(glMultiTexCoord1fvARB) },
 986         { "glMultiTexCoord1iARB", (GLvoid *) NAME(glMultiTexCoord1iARB) },
 987         { "glMultiTexCoord1ivARB", (GLvoid *) NAME(glMultiTexCoord1ivARB) },
 988         { "glMultiTexCoord1sARB", (GLvoid *) NAME(glMultiTexCoord1sARB) },
 989         { "glMultiTexCoord1svARB", (GLvoid *) NAME(glMultiTexCoord1svARB) },
 990         { "glMultiTexCoord2dARB", (GLvoid *) NAME(glMultiTexCoord2dARB) },
 991         { "glMultiTexCoord2dvARB", (GLvoid *) NAME(glMultiTexCoord2dvARB) },
 992         { "glMultiTexCoord2fARB", (GLvoid *) NAME(glMultiTexCoord2fARB) },
 993         { "glMultiTexCoord2fvARB", (GLvoid *) NAME(glMultiTexCoord2fvARB) },
 994         { "glMultiTexCoord2iARB", (GLvoid *) NAME(glMultiTexCoord2iARB) },
 995         { "glMultiTexCoord2ivARB", (GLvoid *) NAME(glMultiTexCoord2ivARB) },
 996         { "glMultiTexCoord2sARB", (GLvoid *) NAME(glMultiTexCoord2sARB) },
 997         { "glMultiTexCoord2svARB", (GLvoid *) NAME(glMultiTexCoord2svARB) },
 998         { "glMultiTexCoord3dARB", (GLvoid *) NAME(glMultiTexCoord3dARB) },
 999         { "glMultiTexCoord3dvARB", (GLvoid *) NAME(glMultiTexCoord3dvARB) },
1000         { "glMultiTexCoord3fARB", (GLvoid *) NAME(glMultiTexCoord3fARB) },
1001         { "glMultiTexCoord3fvARB", (GLvoid *) NAME(glMultiTexCoord3fvARB) },
1002         { "glMultiTexCoord3iARB", (GLvoid *) NAME(glMultiTexCoord3iARB) },
1003         { "glMultiTexCoord3ivARB", (GLvoid *) NAME(glMultiTexCoord3ivARB) },
1004         { "glMultiTexCoord3sARB", (GLvoid *) NAME(glMultiTexCoord3sARB) },
1005         { "glMultiTexCoord3svARB", (GLvoid *) NAME(glMultiTexCoord3svARB) },
1006         { "glMultiTexCoord4dARB", (GLvoid *) NAME(glMultiTexCoord4dARB) },
1007         { "glMultiTexCoord4dvARB", (GLvoid *) NAME(glMultiTexCoord4dvARB) },
1008         { "glMultiTexCoord4fARB", (GLvoid *) NAME(glMultiTexCoord4fARB) },
1009         { "glMultiTexCoord4fvARB", (GLvoid *) NAME(glMultiTexCoord4fvARB) },
1010         { "glMultiTexCoord4iARB", (GLvoid *) NAME(glMultiTexCoord4iARB) },
1011         { "glMultiTexCoord4ivARB", (GLvoid *) NAME(glMultiTexCoord4ivARB) },
1012         { "glMultiTexCoord4sARB", (GLvoid *) NAME(glMultiTexCoord4sARB) },
1013         { "glMultiTexCoord4svARB", (GLvoid *) NAME(glMultiTexCoord4svARB) },
1014 #undef NAME
1015
1016         /* 2. GL_EXT_blend_color */
1017 #ifdef GL_EXT_blend_color
1018 #define NAME(X) X
1019 #else
1020 #define NAME(X) NotImplemented
1021 #endif
1022         { "glBlendColorEXT", (GLvoid *) NAME(glBlendColorEXT) },
1023 #undef NAME
1024
1025         /* 3. GL_EXT_polygon_offset */
1026 #ifdef GL_EXT_polygon_offset
1027 #define NAME(X) X
1028 #else
1029 #define NAME(X) NotImplemented
1030 #endif
1031         { "glPolygonOffsetEXT", (GLvoid *) NAME(glPolygonOffsetEXT) },
1032 #undef NAME
1033
1034         /* 6. GL_EXT_texture3D */
1035 #ifdef GL_EXT_texture3D
1036 #define NAME(X) X
1037 #else
1038 #define NAME(X) NotImplemented
1039 #endif
1040         { "glCopyTexSubImage3DEXT", (GLvoid *) NAME(glCopyTexSubImage3DEXT) },
1041         { "glTexImage3DEXT", (GLvoid *) NAME(glTexImage3DEXT) },
1042         { "glTexSubImage3DEXT", (GLvoid *) NAME(glTexSubImage3DEXT) },
1043 #undef NAME
1044
1045         /* 7. GL_SGI_texture_filter4 */
1046 #ifdef GL_SGI_texture_filter4
1047 #define NAME(X) X
1048 #else
1049 #define NAME(X) NotImplemented
1050 #endif
1051         { "glGetTexFilterFuncSGIS", (GLvoid *) NAME(glGetTexFilterFuncSGIS) },
1052         { "glTexFilterFuncSGIS", (GLvoid *) NAME(glTexFilterFuncSGIS) },
1053 #undef NAME
1054
1055         /* 9. GL_EXT_subtexture */
1056 #ifdef GL_EXT_subtexture
1057 #define NAME(X) X
1058 #else
1059 #define NAME(X) NotImplemented
1060 #endif
1061         { "glTexSubImage1DEXT", (GLvoid *) NAME(glTexSubImage1DEXT) },
1062         { "glTexSubImage2DEXT", (GLvoid *) NAME(glTexSubImage2DEXT) },
1063 #undef NAME
1064
1065         /* 10. GL_EXT_copy_texture */
1066 #ifdef GL_EXT_copy_texture
1067 #define NAME(X) X
1068 #else
1069 #define NAME(X) NotImplemented
1070 #endif
1071         { "glCopyTexImage1DEXT", (GLvoid *) NAME(glCopyTexImage1DEXT) },
1072         { "glCopyTexImage2DEXT", (GLvoid *) NAME(glCopyTexImage2DEXT) },
1073         { "glCopyTexSubImage1DEXT", (GLvoid *) NAME(glCopyTexSubImage1DEXT) },
1074         { "glCopyTexSubImage2DEXT", (GLvoid *) NAME(glCopyTexSubImage2DEXT) },
1075 #undef NAME
1076
1077         /* 11. GL_EXT_histogram */
1078 #ifdef GL_EXT_histogram
1079 #define NAME(X) X
1080 #else
1081 #define NAME(X) NotImplemented
1082 #endif
1083         { "glGetHistogramEXT", (GLvoid *) NAME(glGetHistogramEXT) },
1084         { "glGetHistogramParameterfvEXT", (GLvoid *) NAME(glGetHistogramParameterfvEXT) },
1085         { "glGetHistogramParameterivEXT", (GLvoid *) NAME(glGetHistogramParameterivEXT) },
1086         { "glGetMinmaxEXT", (GLvoid *) NAME(glGetMinmaxEXT) },
1087         { "glGetMinmaxParameterfvEXT", (GLvoid *) NAME(glGetMinmaxParameterfvEXT) },
1088         { "glGetMinmaxParameterivEXT", (GLvoid *) NAME(glGetMinmaxParameterivEXT) },
1089         { "glHistogramEXT", (GLvoid *) NAME(glHistogramEXT) },
1090         { "glMinmaxEXT", (GLvoid *) NAME(glMinmaxEXT) },
1091         { "glResetHistogramEXT", (GLvoid *) NAME(glResetHistogramEXT) },
1092         { "glResetMinmaxEXT", (GLvoid *) NAME(glResetMinmaxEXT) },
1093 #undef NAME
1094
1095         /* 12. GL_EXT_convolution */
1096 #ifdef GL_EXT_convolution
1097 #define NAME(X) X
1098 #else
1099 #define NAME(X) NotImplemented
1100 #endif
1101         { "glConvolutionFilter1DEXT", (GLvoid *) NAME(glConvolutionFilter1DEXT) },
1102         { "glConvolutionFilter2DEXT", (GLvoid *) NAME(glConvolutionFilter2DEXT) },
1103         { "glConvolutionParameterfEXT", (GLvoid *) NAME(glConvolutionParameterfEXT) },
1104         { "glConvolutionParameterfvEXT", (GLvoid *) NAME(glConvolutionParameterfvEXT) },
1105         { "glConvolutionParameteriEXT", (GLvoid *) NAME(glConvolutionParameteriEXT) },
1106         { "glConvolutionParameterivEXT", (GLvoid *) NAME(glConvolutionParameterivEXT) },
1107         { "glCopyConvolutionFilter1DEXT", (GLvoid *) NAME(glCopyConvolutionFilter1DEXT) },
1108         { "glCopyConvolutionFilter2DEXT", (GLvoid *) NAME(glCopyConvolutionFilter2DEXT) },
1109         { "glGetConvolutionFilterEXT", (GLvoid *) NAME(glGetConvolutionFilterEXT) },
1110         { "glGetConvolutionParameterivEXT", (GLvoid *) NAME(glGetConvolutionParameterivEXT) },
1111         { "glGetConvolutionParameterfvEXT", (GLvoid *) NAME(glGetConvolutionParameterfvEXT) },
1112         { "glGetSeparableFilterEXT", (GLvoid *) NAME(glGetSeparableFilterEXT) },
1113         { "glSeparableFilter2DEXT", (GLvoid *) NAME(glSeparableFilter2DEXT) },
1114 #undef NAME
1115
1116         /* 14. GL_SGI_color_table */
1117 #ifdef GL_SGI_color_table
1118 #define NAME(X) X
1119 #else
1120 #define NAME(X) NotImplemented
1121 #endif
1122         { "glColorTableSGI", (GLvoid *) NAME(glColorTableSGI) },
1123         { "glColorTableParameterfvSGI", (GLvoid *) NAME(glColorTableParameterfvSGI) },
1124         { "glColorTableParameterivSGI", (GLvoid *) NAME(glColorTableParameterivSGI) },
1125         { "glCopyColorTableSGI", (GLvoid *) NAME(glCopyColorTableSGI) },
1126         { "glGetColorTableSGI", (GLvoid *) NAME(glGetColorTableSGI) },
1127         { "glGetColorTableParameterfvSGI", (GLvoid *) NAME(glGetColorTableParameterfvSGI) },
1128         { "glGetColorTableParameterivSGI", (GLvoid *) NAME(glGetColorTableParameterivSGI) },
1129 #undef NAME
1130
1131         /* 15. GL_SGIS_pixel_texture */
1132 #ifdef GL_SGIS_pixel_texture
1133 #define NAME(X) X
1134 #else
1135 #define NAME(X) NotImplemented
1136 #endif
1137         { "glPixelTexGenParameterfSGIS", (GLvoid *) NAME(glPixelTexGenParameterfSGIS) },
1138         { "glPixelTexGenParameteriSGIS", (GLvoid *) NAME(glPixelTexGenParameteriSGIS) },
1139         { "glGetPixelTexGenParameterfvSGIS", (GLvoid *) NAME(glGetPixelTexGenParameterfvSGIS) },
1140         { "glGetPixelTexGenParameterivSGIS", (GLvoid *) NAME(glGetPixelTexGenParameterivSGIS) },
1141 #undef NAME
1142
1143         /* 16. GL_SGIS_texture4D */
1144 #ifdef  GL_SGIS_texture4D
1145 #define NAME(X) X
1146 #else
1147 #define NAME(X) NotImplemented
1148 #endif
1149         { "glTexImage4DSGIS", (GLvoid *) NAME(glTexImage4DSGIS) },
1150         { "glTexSubImage4DSGIS", (GLvoid *) NAME(glTexSubImage4DSGIS) },
1151 #undef NAME
1152
1153         /* 20. GL_EXT_texture_object */
1154 #ifdef GL_EXT_texture_object
1155 #define NAME(X) X
1156 #else
1157 #define NAME(X) NotImplemented
1158 #endif
1159         { "glAreTexturesResidentEXT", (GLvoid *) NAME(glAreTexturesResidentEXT) },
1160         { "glBindTextureEXT", (GLvoid *) NAME(glBindTextureEXT) },
1161         { "glDeleteTexturesEXT", (GLvoid *) NAME(glDeleteTexturesEXT) },
1162         { "glGenTexturesEXT", (GLvoid *) NAME(glGenTexturesEXT) },
1163         { "glIsTextureEXT", (GLvoid *) NAME(glIsTextureEXT) },
1164         { "glPrioritizeTexturesEXT", (GLvoid *) NAME(glPrioritizeTexturesEXT) },
1165 #undef NAME
1166
1167         /* 21. GL_SGIS_detail_texture */
1168 #ifdef GL_SGIS_detail_texture
1169 #define NAME(X) X
1170 #else
1171 #define NAME(X) NotImplemented
1172 #endif
1173         { "glDetailTexFuncSGIS", (GLvoid *) NAME(glDetailTexFuncSGIS) },
1174         { "glGetDetailTexFuncSGIS", (GLvoid *) NAME(glGetDetailTexFuncSGIS) },
1175 #undef NAME
1176
1177         /* 22. GL_SGIS_sharpen_texture */
1178 #ifdef GL_SGIS_sharpen_texture
1179 #define NAME(X) X
1180 #else
1181 #define NAME(X) NotImplemented
1182 #endif
1183         { "glGetSharpenTexFuncSGIS", (GLvoid *) NAME(glGetSharpenTexFuncSGIS) },
1184         { "glSharpenTexFuncSGIS", (GLvoid *) NAME(glSharpenTexFuncSGIS) },
1185 #undef NAME
1186
1187         /* 25. GL_SGIS_multisample */
1188 #ifdef GL_SGIS_multisample
1189 #define NAME(X) X
1190 #else
1191 #define NAME(X) NotImplemented
1192 #endif
1193         { "glSampleMaskSGIS", (GLvoid *) NAME(glSampleMaskSGIS) },
1194         { "glSamplePatternSGIS", (GLvoid *) NAME(glSamplePatternSGIS) },
1195 #undef NAME
1196
1197         /* 30. GL_EXT_vertex_array */
1198 #ifdef GL_EXT_vertex_array
1199 #define NAME(X) X
1200 #else
1201 #define NAME(X) NotImplemented
1202 #endif
1203         { "glArrayElementEXT", (GLvoid *) NAME(glArrayElementEXT) },
1204         { "glColorPointerEXT", (GLvoid *) NAME(glColorPointerEXT) },
1205         { "glDrawArraysEXT", (GLvoid *) NAME(glDrawArraysEXT) },
1206         { "glEdgeFlagPointerEXT", (GLvoid *) NAME(glEdgeFlagPointerEXT) },
1207         { "glGetPointervEXT", (GLvoid *) NAME(glGetPointervEXT) },
1208         { "glIndexPointerEXT", (GLvoid *) NAME(glIndexPointerEXT) },
1209         { "glNormalPointerEXT", (GLvoid *) NAME(glNormalPointerEXT) },
1210         { "glTexCoordPointerEXT", (GLvoid *) NAME(glTexCoordPointerEXT) },
1211         { "glVertexPointerEXT", (GLvoid *) NAME(glVertexPointerEXT) },
1212 #undef NAME
1213
1214         /* 37. GL_EXT_blend_minmax */
1215 #ifdef GL_EXT_blend_minmax
1216 #define NAME(X) X
1217 #else
1218 #define NAME(X) NotImplemented
1219 #endif
1220         { "glBlendEquationEXT", (GLvoid *) NAME(glBlendEquationEXT) },
1221 #undef NAME
1222
1223         /* 52. GL_SGIX_sprite */
1224 #ifdef GL_SGIX_sprite
1225 #define NAME(X) X
1226 #else
1227 #define NAME(X) NotImplemented
1228 #endif
1229         { "glSpriteParameterfSGIX", (GLvoid *) NAME(glSpriteParameterfSGIX) },
1230         { "glSpriteParameterfvSGIX", (GLvoid *) NAME(glSpriteParameterfvSGIX) },
1231         { "glSpriteParameteriSGIX", (GLvoid *) NAME(glSpriteParameteriSGIX) },
1232         { "glSpriteParameterivSGIX", (GLvoid *) NAME(glSpriteParameterivSGIX) },
1233 #undef NAME
1234
1235         /* 54. GL_EXT_point_parameters */
1236 #ifdef GL_EXT_point_parameters
1237 #define NAME(X) X
1238 #else
1239 #define NAME(X) NotImplemented
1240 #endif
1241         { "glPointParameterfEXT", (GLvoid *) NAME(glPointParameterfEXT) },
1242         { "glPointParameterfvEXT", (GLvoid *) NAME(glPointParameterfvEXT) },
1243 #undef NAME
1244
1245         /* 55. GL_SGIX_instruments */
1246 #ifdef GL_SGIX_instruments
1247 #define NAME(X) X
1248 #else
1249 #define NAME(X) NotImplemented
1250 #endif
1251         { "glInstrumentsBufferSGIX", (GLvoid *) NAME(glInstrumentsBufferSGIX) },
1252         { "glStartInstrumentsSGIX", (GLvoid *) NAME(glStartInstrumentsSGIX) },
1253         { "glStopInstrumentsSGIX", (GLvoid *) NAME(glStopInstrumentsSGIX) },
1254         { "glReadInstrumentsSGIX", (GLvoid *) NAME(glReadInstrumentsSGIX) },
1255         { "glPollInstrumentsSGIX", (GLvoid *) NAME(glPollInstrumentsSGIX) },
1256         { "glGetInstrumentsSGIX", (GLvoid *) NAME(glGetInstrumentsSGIX) },
1257 #undef NAME
1258
1259         /* 57. GL_SGIX_framezoom */
1260 #ifdef GL_SGIX_framezoom
1261 #define NAME(X) X
1262 #else
1263 #define NAME(X) NotImplemented
1264 #endif
1265         { "glFrameZoomSGIX", (GLvoid *) NAME(glFrameZoomSGIX) },
1266 #undef NAME
1267
1268         /* 60. GL_SGIX_reference_plane */
1269 #ifdef GL_SGIX_reference_plane
1270 #define NAME(X) X
1271 #else
1272 #define NAME(X) NotImplemented
1273 #endif
1274         { "glReferencePlaneSGIX", (GLvoid *) NAME(glReferencePlaneSGIX) },
1275 #undef NAME
1276
1277         /* 61. GL_SGIX_flush_raster */
1278 #ifdef GL_SGIX_flush_raster
1279 #define NAME(X) X
1280 #else
1281 #define NAME(X) NotImplemented
1282 #endif
1283         { "glFlushRasterSGIX", (GLvoid *) NAME(glFlushRasterSGIX) },
1284 #undef NAME
1285
1286         /* 66. GL_HP_image_transform */
1287 #ifdef GL_HP_image_transform
1288 #define NAME(X) X
1289 #else
1290 #define NAME(X) NotImplemented
1291 #endif
1292         { "glGetImageTransformParameterfvHP", (GLvoid *) NAME(glGetImageTransformParameterfvHP) },
1293         { "glGetImageTransformParameterivHP", (GLvoid *) NAME(glGetImageTransformParameterivHP) },
1294         { "glImageTransformParameterfHP", (GLvoid *) NAME(glImageTransformParameterfHP) },
1295         { "glImageTransformParameterfvHP", (GLvoid *) NAME(glImageTransformParameterfvHP) },
1296         { "glImageTransformParameteriHP", (GLvoid *) NAME(glImageTransformParameteriHP) },
1297         { "glImageTransformParameterivHP", (GLvoid *) NAME(glImageTransformParameterivHP) },
1298 #undef NAME
1299
1300         /* 74. GL_EXT_color_subtable */
1301 #ifdef GL_EXT_color_subtable
1302 #define NAME(X) X
1303 #else
1304 #define NAME(X) NotImplemented
1305 #endif
1306         { "glColorSubTableEXT", (GLvoid *) NAME(glColorSubTableEXT) },
1307         { "glCopyColorSubTableEXT", (GLvoid *) NAME(glCopyColorSubTableEXT) },
1308 #undef NAME
1309
1310         /* 77. GL_PGI_misc_hints */
1311 #ifdef GL_PGI_misc_hints
1312 #define NAME(X) X
1313 #else
1314 #define NAME(X) NotImplemented
1315 #endif
1316         { "glHintPGI", (GLvoid *) NAME(glHintPGI) },
1317 #undef NAME
1318
1319         /* 78. GL_EXT_paletted_texture */
1320 #ifdef GL_EXT_paletted_texture
1321 #define NAME(X) X
1322 #else
1323 #define NAME(X) NotImplemented
1324 #endif
1325         { "glColorTableEXT", (GLvoid *) NAME(glColorTableEXT) },
1326         { "glGetColorTableEXT", (GLvoid *) NAME(glGetColorTableEXT) },
1327         { "glGetColorTableParameterfvEXT", (GLvoid *) NAME(glGetColorTableParameterfvEXT) },
1328         { "glGetColorTableParameterivEXT", (GLvoid *) NAME(glGetColorTableParameterivEXT) },
1329 #undef NAME
1330
1331         /* 80. GL_SGIX_list_priority */
1332 #ifdef GL_SGIX_list_priority
1333 #define NAME(X) X
1334 #else
1335 #define NAME(X) NotImplemented
1336 #endif
1337         { "glGetListParameterfvSGIX", (GLvoid *) NAME(glGetListParameterfvSGIX) },
1338         { "glGetListParameterivSGIX", (GLvoid *) NAME(glGetListParameterivSGIX) },
1339         { "glListParameterfSGIX", (GLvoid *) NAME(glListParameterfSGIX) },
1340         { "glListParameterfvSGIX", (GLvoid *) NAME(glListParameterfvSGIX) },
1341         { "glListParameteriSGIX", (GLvoid *) NAME(glListParameteriSGIX) },
1342         { "glListParameterivSGIX", (GLvoid *) NAME(glListParameterivSGIX) },
1343 #undef NAME
1344
1345         /* 94. GL_EXT_index_material */
1346 #ifdef GL_EXT_index_material
1347 #define NAME(X) X
1348 #else
1349 #define NAME(X) NotImplemented
1350 #endif
1351         { "glIndexMaterialEXT", (GLvoid *) NAME(glIndexMaterialEXT) },
1352 #undef NAME
1353
1354         /* 95. GL_EXT_index_func */
1355 #ifdef GL_EXT_index_func
1356 #define NAME(X) X
1357 #else
1358 #define NAME(X) NotImplemented
1359 #endif
1360         { "glIndexFuncEXT", (GLvoid *) NAME(glIndexFuncEXT) },
1361 #undef NAME
1362
1363         /* 97. GL_EXT_compiled_vertex_array */
1364 #ifdef GL_EXT_compiled_vertex_array
1365 #define NAME(X) X
1366 #else
1367 #define NAME(X) NotImplemented
1368 #endif
1369         { "glLockArraysEXT", (GLvoid *) NAME(glLockArraysEXT) },
1370         { "glUnlockArraysEXT", (GLvoid *) NAME(glUnlockArraysEXT) },
1371 #undef NAME
1372
1373         /* 98. GL_EXT_cull_vertex */
1374 #ifdef GL_EXT_cull_vertex
1375 #define NAME(X) X
1376 #else
1377 #define NAME(X) NotImplemented
1378 #endif
1379         { "glCullParameterfvEXT", (GLvoid *) NAME(glCullParameterfvEXT) },
1380         { "glCullParameterdvEXT", (GLvoid *) NAME(glCullParameterdvEXT) },
1381 #undef NAME
1382
1383         /* 173. GL_EXT/INGR_blend_func_separate */
1384 #ifdef GL_INGR_blend_func_separate
1385 #define NAME(X) X
1386 #else
1387 #define NAME(X) NotImplemented
1388 #endif
1389         { "glBlendFuncSeparateINGR", (GLvoid *) NAME(glBlendFuncSeparateINGR) },
1390 #undef NAME
1391
1392         /* GL_MESA_window_pos */
1393 #ifdef MESA_window_pos
1394 #define NAME(X) X
1395 #else
1396 #define NAME(X) NotImplemented
1397 #endif
1398         { "glWindowPos4fMESA", (GLvoid *) NAME(glWindowPos4fMESA) },
1399 #undef NAME
1400
1401         /* GL_MESA_resize_buffers */
1402 #ifdef MESA_resize_buffers
1403 #define NAME(X) X
1404 #else
1405 #define NAME(X) NotImplemented
1406 #endif
1407         { "glResizeBuffersMESA", (GLvoid *) NAME(glResizeBuffersMESA) },
1408 #undef NAME
1409
1410         /* GL_ARB_transpose_matrix */
1411 #ifdef GL_ARB_transpose_matrix
1412 #define NAME(X) X
1413 #else
1414 #define NAME(X) NotImplemented
1415 #endif
1416         { "glLoadTransposeMatrixdARB", (GLvoid *) NAME(glLoadTransposeMatrixdARB) },
1417         { "glLoadTransposeMatrixfARB", (GLvoid *) NAME(glLoadTransposeMatrixfARB) },
1418         { "glMultTransposeMatrixdARB", (GLvoid *) NAME(glMultTransposeMatrixdARB) },
1419         { "glMultTransposeMatrixfARB", (GLvoid *) NAME(glMultTransposeMatrixfARB) },
1420 #undef NAME
1421
1422         /*
1423          * XXX many more extenstion functions to add.
1424          */
1425
1426         { NULL, NULL }  /* end of list marker */
1427 };
1428