src/mesa/main/api_arrayelt.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.1
   4  *
   5  * Copyright (C) 1999-2004  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 /* Author:
  26  *    Keith Whitwell <keith@tungstengraphics.com>
  27  */
  28
  29 #include "glheader.h"
  30 #include "api_arrayelt.h"
  31 #include "context.h"
  32 #include "glapi.h"
  33 #include "imports.h"
  34 #include "macros.h"
  35 #include "mtypes.h"
  36
  37 typedef void (GLAPIENTRY *array_func)( const void * );
  38
  39 typedef struct {
  40    const struct gl_client_array *array;
  41    array_func func;
  42 } AEarray;
  43
  44 typedef void (GLAPIENTRY *attrib_func)( GLuint indx, const void *data );
  45
  46 typedef struct {
  47    const struct gl_client_array *array;
  48    attrib_func func;
  49    GLuint index;
  50 } AEattrib;
  51
  52 typedef struct {
  53    AEarray arrays[32];
  54    AEattrib attribs[VERT_ATTRIB_MAX + 1];
  55    GLuint NewState;
  56 } AEcontext;
  57
  58 #define AE_CONTEXT(ctx) ((AEcontext *)(ctx)->aelt_context)
  59
  60 /*
  61  * Convert GL_BYTE, GL_UNSIGNED_BYTE, .. GL_DOUBLE into an integer
  62  * in the range [0, 7].  Luckily these type tokens are sequentially
  63  * numbered in gl.h, except for GL_DOUBLE.
  64  */
  65 #define TYPE_IDX(t) ( (t) == GL_DOUBLE ? 7 : (t) & 7 )
  66
  67
  68 static array_func ColorFuncs[2][8] = {
  69    { (array_func)glColor3bv,
  70      (array_func)glColor3ubv,
  71      (array_func)glColor3sv,
  72      (array_func)glColor3usv,
  73      (array_func)glColor3iv,
  74      (array_func)glColor3uiv,
  75      (array_func)glColor3fv,
  76      (array_func)glColor3dv },
  77
  78    { (array_func)glColor4bv,
  79      (array_func)glColor4ubv,
  80      (array_func)glColor4sv,
  81      (array_func)glColor4usv,
  82      (array_func)glColor4iv,
  83      (array_func)glColor4uiv,
  84      (array_func)glColor4fv,
  85      (array_func)glColor4dv }
  86 };
  87
  88 static array_func VertexFuncs[3][8] = {
  89    { 0,
  90      0,
  91      (array_func)glVertex2sv,
  92      0,
  93      (array_func)glVertex2iv,
  94      0,
  95      (array_func)glVertex2fv,
  96      (array_func)glVertex2dv },
  97
  98    { 0,
  99      0,
 100      (array_func)glVertex3sv,
 101      0,
 102      (array_func)glVertex3iv,
 103      0,
 104      (array_func)glVertex3fv,
 105      (array_func)glVertex3dv },
 106
 107    { 0,
 108      0,
 109      (array_func)glVertex4sv,
 110      0,
 111      (array_func)glVertex4iv,
 112      0,
 113      (array_func)glVertex4fv,
 114      (array_func)glVertex4dv }
 115 };
 116
 117 static array_func IndexFuncs[8] = {
 118    0,
 119    (array_func)glIndexubv,
 120    (array_func)glIndexsv,
 121    0,
 122    (array_func)glIndexiv,
 123    0,
 124    (array_func)glIndexfv,
 125    (array_func)glIndexdv
 126 };
 127
 128 static array_func NormalFuncs[8] = {
 129    (array_func)glNormal3bv,
 130    0,
 131    (array_func)glNormal3sv,
 132    0,
 133    (array_func)glNormal3iv,
 134    0,
 135    (array_func)glNormal3fv,
 136    (array_func)glNormal3dv,
 137 };
 138
 139
 140 /* Wrapper functions in case glSecondaryColor*EXT doesn't exist */
 141 static void GLAPIENTRY SecondaryColor3bvEXT(const GLbyte *c)
 142 {
 143    GL_CALL(SecondaryColor3bvEXT)(c);
 144 }
 145
 146 static void GLAPIENTRY SecondaryColor3ubvEXT(const GLubyte *c)
 147 {
 148    GL_CALL(SecondaryColor3ubvEXT)(c);
 149 }
 150
 151 static void GLAPIENTRY SecondaryColor3svEXT(const GLshort *c)
 152 {
 153    GL_CALL(SecondaryColor3svEXT)(c);
 154 }
 155
 156 static void GLAPIENTRY SecondaryColor3usvEXT(const GLushort *c)
 157 {
 158    GL_CALL(SecondaryColor3usvEXT)(c);
 159 }
 160
 161 static void GLAPIENTRY SecondaryColor3ivEXT(const GLint *c)
 162 {
 163    GL_CALL(SecondaryColor3ivEXT)(c);
 164 }
 165
 166 static void GLAPIENTRY SecondaryColor3uivEXT(const GLuint *c)
 167 {
 168    GL_CALL(SecondaryColor3uivEXT)(c);
 169 }
 170
 171 static void GLAPIENTRY SecondaryColor3fvEXT(const GLfloat *c)
 172 {
 173    GL_CALL(SecondaryColor3fvEXT)(c);
 174 }
 175
 176 static void GLAPIENTRY SecondaryColor3dvEXT(const GLdouble *c)
 177 {
 178    GL_CALL(SecondaryColor3dvEXT)(c);
 179 }
 180
 181 static array_func SecondaryColorFuncs[8] = {
 182    (array_func) SecondaryColor3bvEXT,
 183    (array_func) SecondaryColor3ubvEXT,
 184    (array_func) SecondaryColor3svEXT,
 185    (array_func) SecondaryColor3usvEXT,
 186    (array_func) SecondaryColor3ivEXT,
 187    (array_func) SecondaryColor3uivEXT,
 188    (array_func) SecondaryColor3fvEXT,
 189    (array_func) SecondaryColor3dvEXT,
 190 };
 191
 192
 193 /* Again, wrapper functions in case glSecondaryColor*EXT doesn't exist */
 194 static void GLAPIENTRY FogCoordfvEXT(const GLfloat *f)
 195 {
 196    GL_CALL(FogCoordfvEXT)(f);
 197 }
 198
 199 static void GLAPIENTRY FogCoorddvEXT(const GLdouble *f)
 200 {
 201    GL_CALL(FogCoorddvEXT)(f);
 202 }
 203
 204 static array_func FogCoordFuncs[8] = {
 205    0,
 206    0,
 207    0,
 208    0,
 209    0,
 210    0,
 211    (array_func) FogCoordfvEXT,
 212    (array_func) FogCoorddvEXT
 213 };
 214
 215
 216 /**********************************************************************/
 217
 218 /* GL_BYTE attributes */
 219
 220 static void GLAPIENTRY VertexAttrib1Nbv(GLuint index, const GLbyte *v)
 221 {
 222    GL_CALL(VertexAttrib1fNV)(index, BYTE_TO_FLOAT(v[0]));
 223 }
 224
 225 static void GLAPIENTRY VertexAttrib1bv(GLuint index, const GLbyte *v)
 226 {
 227    GL_CALL(VertexAttrib1fNV)(index, v[0]);
 228 }
 229
 230 static void GLAPIENTRY VertexAttrib2Nbv(GLuint index, const GLbyte *v)
 231 {
 232    GL_CALL(VertexAttrib2fNV)(index, BYTE_TO_FLOAT(v[0]), BYTE_TO_FLOAT(v[1]));
 233 }
 234
 235 static void GLAPIENTRY VertexAttrib2bv(GLuint index, const GLbyte *v)
 236 {
 237    GL_CALL(VertexAttrib2fNV)(index, v[0], v[1]);
 238 }
 239
 240 static void GLAPIENTRY VertexAttrib3Nbv(GLuint index, const GLbyte *v)
 241 {
 242    GL_CALL(VertexAttrib3fNV)(index, BYTE_TO_FLOAT(v[0]),
 243                              BYTE_TO_FLOAT(v[1]),
 244                              BYTE_TO_FLOAT(v[2]));
 245 }
 246
 247 static void GLAPIENTRY VertexAttrib3bv(GLuint index, const GLbyte *v)
 248 {
 249    GL_CALL(VertexAttrib3fNV)(index, v[0], v[1], v[2]);
 250 }
 251
 252 static void GLAPIENTRY VertexAttrib4Nbv(GLuint index, const GLbyte *v)
 253 {
 254    GL_CALL(VertexAttrib4fNV)(index, BYTE_TO_FLOAT(v[0]),
 255                              BYTE_TO_FLOAT(v[1]),
 256                              BYTE_TO_FLOAT(v[2]),
 257                              BYTE_TO_FLOAT(v[3]));
 258 }
 259
 260 static void GLAPIENTRY VertexAttrib4bv(GLuint index, const GLbyte *v)
 261 {
 262    GL_CALL(VertexAttrib4fNV)(index, v[0], v[1], v[2], v[3]);
 263 }
 264
 265 /* GL_UNSIGNED_BYTE attributes */
 266
 267 static void GLAPIENTRY VertexAttrib1Nubv(GLuint index, const GLubyte *v)
 268 {
 269    GL_CALL(VertexAttrib1fNV)(index, UBYTE_TO_FLOAT(v[0]));
 270 }
 271
 272 static void GLAPIENTRY VertexAttrib1ubv(GLuint index, const GLubyte *v)
 273 {
 274    GL_CALL(VertexAttrib1fNV)(index, v[0]);
 275 }
 276
 277 static void GLAPIENTRY VertexAttrib2Nubv(GLuint index, const GLubyte *v)
 278 {
 279    GL_CALL(VertexAttrib2fNV)(index, UBYTE_TO_FLOAT(v[0]),
 280                              UBYTE_TO_FLOAT(v[1]));
 281 }
 282
 283 static void GLAPIENTRY VertexAttrib2ubv(GLuint index, const GLubyte *v)
 284 {
 285    GL_CALL(VertexAttrib2fNV)(index, v[0], v[1]);
 286 }
 287
 288 static void GLAPIENTRY VertexAttrib3Nubv(GLuint index, const GLubyte *v)
 289 {
 290    GL_CALL(VertexAttrib3fNV)(index, UBYTE_TO_FLOAT(v[0]),
 291                              UBYTE_TO_FLOAT(v[1]),
 292                              UBYTE_TO_FLOAT(v[2]));
 293 }
 294 static void GLAPIENTRY VertexAttrib3ubv(GLuint index, const GLubyte *v)
 295 {
 296    GL_CALL(VertexAttrib3fNV)(index, v[0], v[1], v[2]);
 297 }
 298
 299 static void GLAPIENTRY VertexAttrib4Nubv(GLuint index, const GLubyte *v)
 300 {
 301    GL_CALL(VertexAttrib4fNV)(index, UBYTE_TO_FLOAT(v[0]),
 302                                      UBYTE_TO_FLOAT(v[1]),
 303                                      UBYTE_TO_FLOAT(v[2]),
 304                                      UBYTE_TO_FLOAT(v[3]));
 305 }
 306
 307 static void GLAPIENTRY VertexAttrib4ubv(GLuint index, const GLubyte *v)
 308 {
 309    GL_CALL(VertexAttrib4fNV)(index, v[0], v[1], v[2], v[3]);
 310 }
 311
 312 /* GL_SHORT attributes */
 313
 314 static void GLAPIENTRY VertexAttrib1Nsv(GLuint index, const GLshort *v)
 315 {
 316    GL_CALL(VertexAttrib1fNV)(index, SHORT_TO_FLOAT(v[0]));
 317 }
 318
 319 static void GLAPIENTRY VertexAttrib1sv(GLuint index, const GLshort *v)
 320 {
 321    GL_CALL(VertexAttrib1fNV)(index, v[0]);
 322 }
 323
 324 static void GLAPIENTRY VertexAttrib2Nsv(GLuint index, const GLshort *v)
 325 {
 326    GL_CALL(VertexAttrib2fNV)(index, SHORT_TO_FLOAT(v[0]),
 327                              SHORT_TO_FLOAT(v[1]));
 328 }
 329
 330 static void GLAPIENTRY VertexAttrib2sv(GLuint index, const GLshort *v)
 331 {
 332    GL_CALL(VertexAttrib2fNV)(index, v[0], v[1]);
 333 }
 334
 335 static void GLAPIENTRY VertexAttrib3Nsv(GLuint index, const GLshort *v)
 336 {
 337    GL_CALL(VertexAttrib3fNV)(index, SHORT_TO_FLOAT(v[0]),
 338                              SHORT_TO_FLOAT(v[1]),
 339                              SHORT_TO_FLOAT(v[2]));
 340 }
 341
 342 static void GLAPIENTRY VertexAttrib3sv(GLuint index, const GLshort *v)
 343 {
 344    GL_CALL(VertexAttrib3fNV)(index, v[0], v[1], v[2]);
 345 }
 346
 347 static void GLAPIENTRY VertexAttrib4Nsv(GLuint index, const GLshort *v)
 348 {
 349    GL_CALL(VertexAttrib4fNV)(index, SHORT_TO_FLOAT(v[0]),
 350                              SHORT_TO_FLOAT(v[1]),
 351                              SHORT_TO_FLOAT(v[2]),
 352                              SHORT_TO_FLOAT(v[3]));
 353 }
 354
 355 static void GLAPIENTRY VertexAttrib4sv(GLuint index, const GLshort *v)
 356 {
 357    GL_CALL(VertexAttrib4fNV)(index, v[0], v[1], v[2], v[3]);
 358 }
 359
 360 /* GL_UNSIGNED_SHORT attributes */
 361
 362 static void GLAPIENTRY VertexAttrib1Nusv(GLuint index, const GLushort *v)
 363 {
 364    GL_CALL(VertexAttrib1fNV)(index, USHORT_TO_FLOAT(v[0]));
 365 }
 366
 367 static void GLAPIENTRY VertexAttrib1usv(GLuint index, const GLushort *v)
 368 {
 369    GL_CALL(VertexAttrib1fNV)(index, v[0]);
 370 }
 371
 372 static void GLAPIENTRY VertexAttrib2Nusv(GLuint index, const GLushort *v)
 373 {
 374    GL_CALL(VertexAttrib2fNV)(index, USHORT_TO_FLOAT(v[0]),
 375                              USHORT_TO_FLOAT(v[1]));
 376 }
 377
 378 static void GLAPIENTRY VertexAttrib2usv(GLuint index, const GLushort *v)
 379 {
 380    GL_CALL(VertexAttrib2fNV)(index, v[0], v[1]);
 381 }
 382
 383 static void GLAPIENTRY VertexAttrib3Nusv(GLuint index, const GLushort *v)
 384 {
 385    GL_CALL(VertexAttrib3fNV)(index, USHORT_TO_FLOAT(v[0]),
 386                              USHORT_TO_FLOAT(v[1]),
 387                              USHORT_TO_FLOAT(v[2]));
 388 }
 389
 390 static void GLAPIENTRY VertexAttrib3usv(GLuint index, const GLushort *v)
 391 {
 392    GL_CALL(VertexAttrib3fNV)(index, v[0], v[1], v[2]);
 393 }
 394
 395 static void GLAPIENTRY VertexAttrib4Nusv(GLuint index, const GLushort *v)
 396 {
 397    GL_CALL(VertexAttrib4fNV)(index, USHORT_TO_FLOAT(v[0]),
 398                              USHORT_TO_FLOAT(v[1]),
 399                              USHORT_TO_FLOAT(v[2]),
 400                              USHORT_TO_FLOAT(v[3]));
 401 }
 402
 403 static void GLAPIENTRY VertexAttrib4usv(GLuint index, const GLushort *v)
 404 {
 405    GL_CALL(VertexAttrib4fNV)(index, v[0], v[1], v[2], v[3]);
 406 }
 407
 408 /* GL_INT attributes */
 409
 410 static void GLAPIENTRY VertexAttrib1Niv(GLuint index, const GLint *v)
 411 {
 412    GL_CALL(VertexAttrib1fNV)(index, INT_TO_FLOAT(v[0]));
 413 }
 414
 415 static void GLAPIENTRY VertexAttrib1iv(GLuint index, const GLint *v)
 416 {
 417    GL_CALL(VertexAttrib1fNV)(index, v[0]);
 418 }
 419
 420 static void GLAPIENTRY VertexAttrib2Niv(GLuint index, const GLint *v)
 421 {
 422    GL_CALL(VertexAttrib2fNV)(index, INT_TO_FLOAT(v[0]),
 423                              INT_TO_FLOAT(v[1]));
 424 }
 425
 426 static void GLAPIENTRY VertexAttrib2iv(GLuint index, const GLint *v)
 427 {
 428    GL_CALL(VertexAttrib2fNV)(index, v[0], v[1]);
 429 }
 430
 431 static void GLAPIENTRY VertexAttrib3Niv(GLuint index, const GLint *v)
 432 {
 433    GL_CALL(VertexAttrib3fNV)(index, INT_TO_FLOAT(v[0]),
 434                              INT_TO_FLOAT(v[1]),
 435                              INT_TO_FLOAT(v[2]));
 436 }
 437
 438 static void GLAPIENTRY VertexAttrib3iv(GLuint index, const GLint *v)
 439 {
 440    GL_CALL(VertexAttrib3fNV)(index, v[0], v[1], v[2]);
 441 }
 442
 443 static void GLAPIENTRY VertexAttrib4Niv(GLuint index, const GLint *v)
 444 {
 445    GL_CALL(VertexAttrib4fNV)(index, INT_TO_FLOAT(v[0]),
 446                              INT_TO_FLOAT(v[1]),
 447                              INT_TO_FLOAT(v[2]),
 448                              INT_TO_FLOAT(v[3]));
 449 }
 450
 451 static void GLAPIENTRY VertexAttrib4iv(GLuint index, const GLint *v)
 452 {
 453    GL_CALL(VertexAttrib4fNV)(index, v[0], v[1], v[2], v[3]);
 454 }
 455
 456 /* GL_UNSIGNED_INT attributes */
 457
 458 static void GLAPIENTRY VertexAttrib1Nuiv(GLuint index, const GLuint *v)
 459 {
 460    GL_CALL(VertexAttrib1fNV)(index, UINT_TO_FLOAT(v[0]));
 461 }
 462
 463 static void GLAPIENTRY VertexAttrib1uiv(GLuint index, const GLuint *v)
 464 {
 465    GL_CALL(VertexAttrib1fNV)(index, v[0]);
 466 }
 467
 468 static void GLAPIENTRY VertexAttrib2Nuiv(GLuint index, const GLuint *v)
 469 {
 470    GL_CALL(VertexAttrib2fNV)(index, UINT_TO_FLOAT(v[0]),
 471                              UINT_TO_FLOAT(v[1]));
 472 }
 473
 474 static void GLAPIENTRY VertexAttrib2uiv(GLuint index, const GLuint *v)
 475 {
 476    GL_CALL(VertexAttrib2fNV)(index, v[0], v[1]);
 477 }
 478
 479 static void GLAPIENTRY VertexAttrib3Nuiv(GLuint index, const GLuint *v)
 480 {
 481    GL_CALL(VertexAttrib3fNV)(index, UINT_TO_FLOAT(v[0]),
 482                              UINT_TO_FLOAT(v[1]),
 483                              UINT_TO_FLOAT(v[2]));
 484 }
 485
 486 static void GLAPIENTRY VertexAttrib3uiv(GLuint index, const GLuint *v)
 487 {
 488    GL_CALL(VertexAttrib3fNV)(index, v[0], v[1], v[2]);
 489 }
 490
 491 static void GLAPIENTRY VertexAttrib4Nuiv(GLuint index, const GLuint *v)
 492 {
 493    GL_CALL(VertexAttrib4fNV)(index, UINT_TO_FLOAT(v[0]),
 494                              UINT_TO_FLOAT(v[1]),
 495                              UINT_TO_FLOAT(v[2]),
 496                              UINT_TO_FLOAT(v[3]));
 497 }
 498
 499 static void GLAPIENTRY VertexAttrib4uiv(GLuint index, const GLuint *v)
 500 {
 501    GL_CALL(VertexAttrib4fNV)(index, v[0], v[1], v[2], v[3]);
 502 }
 503
 504 /* GL_FLOAT attributes */
 505
 506 static void GLAPIENTRY VertexAttrib1fv(GLuint index, const GLfloat *v)
 507 {
 508    GL_CALL(VertexAttrib1fvNV)(index, v);
 509 }
 510
 511 static void GLAPIENTRY VertexAttrib2fv(GLuint index, const GLfloat *v)
 512 {
 513    GL_CALL(VertexAttrib2fvNV)(index, v);
 514 }
 515
 516 static void GLAPIENTRY VertexAttrib3fv(GLuint index, const GLfloat *v)
 517 {
 518    GL_CALL(VertexAttrib3fvNV)(index, v);
 519 }
 520
 521 static void GLAPIENTRY VertexAttrib4fv(GLuint index, const GLfloat *v)
 522 {
 523    GL_CALL(VertexAttrib4fvNV)(index, v);
 524 }
 525
 526 /* GL_DOUBLE attributes */
 527
 528 static void GLAPIENTRY VertexAttrib1dv(GLuint index, const GLdouble *v)
 529 {
 530    GL_CALL(VertexAttrib1dvNV)(index, v);
 531 }
 532
 533 static void GLAPIENTRY VertexAttrib2dv(GLuint index, const GLdouble *v)
 534 {
 535    GL_CALL(VertexAttrib2dvNV)(index, v);
 536 }
 537
 538 static void GLAPIENTRY VertexAttrib3dv(GLuint index, const GLdouble *v)
 539 {
 540    GL_CALL(VertexAttrib3dvNV)(index, v);
 541 }
 542
 543 static void GLAPIENTRY VertexAttrib4dv(GLuint index, const GLdouble *v)
 544 {
 545    GL_CALL(VertexAttrib4dvNV)(index, v);
 546 }
 547
 548
 549 /*
 550  * Array [size][type] of VertexAttrib functions
 551  */
 552 static attrib_func AttribFuncs[2][4][8] = {
 553    {
 554       /* non-normalized */
 555       {
 556          /* size 1 */
 557          (attrib_func) VertexAttrib1bv,
 558          (attrib_func) VertexAttrib1ubv,
 559          (attrib_func) VertexAttrib1sv,
 560          (attrib_func) VertexAttrib1usv,
 561          (attrib_func) VertexAttrib1iv,
 562          (attrib_func) VertexAttrib1uiv,
 563          (attrib_func) VertexAttrib1fv,
 564          (attrib_func) VertexAttrib1dv
 565       },
 566       {
 567          /* size 2 */
 568          (attrib_func) VertexAttrib2bv,
 569          (attrib_func) VertexAttrib2ubv,
 570          (attrib_func) VertexAttrib2sv,
 571          (attrib_func) VertexAttrib2usv,
 572          (attrib_func) VertexAttrib2iv,
 573          (attrib_func) VertexAttrib2uiv,
 574          (attrib_func) VertexAttrib2fv,
 575          (attrib_func) VertexAttrib2dv
 576       },
 577       {
 578          /* size 3 */
 579          (attrib_func) VertexAttrib3bv,
 580          (attrib_func) VertexAttrib3ubv,
 581          (attrib_func) VertexAttrib3sv,
 582          (attrib_func) VertexAttrib3usv,
 583          (attrib_func) VertexAttrib3iv,
 584          (attrib_func) VertexAttrib3uiv,
 585          (attrib_func) VertexAttrib3fv,
 586          (attrib_func) VertexAttrib3dv
 587       },
 588       {
 589          /* size 4 */
 590          (attrib_func) VertexAttrib4bv,
 591          (attrib_func) VertexAttrib4ubv,
 592          (attrib_func) VertexAttrib4sv,
 593          (attrib_func) VertexAttrib4usv,
 594          (attrib_func) VertexAttrib4iv,
 595          (attrib_func) VertexAttrib4uiv,
 596          (attrib_func) VertexAttrib4fv,
 597          (attrib_func) VertexAttrib4dv
 598       }
 599    },
 600    {
 601       /* normalized (except for float/double) */
 602       {
 603          /* size 1 */
 604          (attrib_func) VertexAttrib1Nbv,
 605          (attrib_func) VertexAttrib1Nubv,
 606          (attrib_func) VertexAttrib1Nsv,
 607          (attrib_func) VertexAttrib1Nusv,
 608          (attrib_func) VertexAttrib1Niv,
 609          (attrib_func) VertexAttrib1Nuiv,
 610          (attrib_func) VertexAttrib1fv,
 611          (attrib_func) VertexAttrib1dv
 612       },
 613       {
 614          /* size 2 */
 615          (attrib_func) VertexAttrib2Nbv,
 616          (attrib_func) VertexAttrib2Nubv,
 617          (attrib_func) VertexAttrib2Nsv,
 618          (attrib_func) VertexAttrib2Nusv,
 619          (attrib_func) VertexAttrib2Niv,
 620          (attrib_func) VertexAttrib2Nuiv,
 621          (attrib_func) VertexAttrib2fv,
 622          (attrib_func) VertexAttrib2dv
 623       },
 624       {
 625          /* size 3 */
 626          (attrib_func) VertexAttrib3Nbv,
 627          (attrib_func) VertexAttrib3Nubv,
 628          (attrib_func) VertexAttrib3Nsv,
 629          (attrib_func) VertexAttrib3Nusv,
 630          (attrib_func) VertexAttrib3Niv,
 631          (attrib_func) VertexAttrib3Nuiv,
 632          (attrib_func) VertexAttrib3fv,
 633          (attrib_func) VertexAttrib3dv
 634       },
 635       {
 636          /* size 4 */
 637          (attrib_func) VertexAttrib4Nbv,
 638          (attrib_func) VertexAttrib4Nubv,
 639          (attrib_func) VertexAttrib4Nsv,
 640          (attrib_func) VertexAttrib4Nusv,
 641          (attrib_func) VertexAttrib4Niv,
 642          (attrib_func) VertexAttrib4Nuiv,
 643          (attrib_func) VertexAttrib4fv,
 644          (attrib_func) VertexAttrib4dv
 645       }
 646    }
 647 };
 648
 649 /**********************************************************************/
 650
 651
 652 GLboolean _ae_create_context( GLcontext *ctx )
 653 {
 654    if (ctx->aelt_context)
 655       return GL_TRUE;
 656
 657    ctx->aelt_context = MALLOC( sizeof(AEcontext) );
 658    if (!ctx->aelt_context)
 659       return GL_FALSE;
 660
 661    AE_CONTEXT(ctx)->NewState = ~0;
 662    return GL_TRUE;
 663 }
 664
 665
 666 void _ae_destroy_context( GLcontext *ctx )
 667 {
 668    if ( AE_CONTEXT( ctx ) ) {
 669       FREE( ctx->aelt_context );
 670       ctx->aelt_context = 0;
 671    }
 672 }
 673
 674
 675 /**
 676  * Make a list of per-vertex functions to call for each glArrayElement call.
 677  * These functions access the array data (i.e. glVertex, glColor, glNormal,
 678  * etc).
 679  * Note: this may be called during display list construction.
 680  */
 681 static void _ae_update_state( GLcontext *ctx )
 682 {
 683    AEcontext *actx = AE_CONTEXT(ctx);
 684    AEarray *aa = actx->arrays;
 685    AEattrib *at = actx->attribs;
 686    GLuint i;
 687
 688    /* conventional vertex arrays */
 689   if (ctx->Array.Index.Enabled) {
 690       aa->array = &ctx->Array.Index;
 691       aa->func = IndexFuncs[TYPE_IDX(aa->array->Type)];
 692       aa++;
 693    }
 694    if (ctx->Array.EdgeFlag.Enabled) {
 695       aa->array = &ctx->Array.EdgeFlag;
 696       aa->func = (array_func) glEdgeFlagv;
 697       aa++;
 698    }
 699    if (ctx->Array.Normal.Enabled) {
 700       aa->array = &ctx->Array.Normal;
 701       aa->func = NormalFuncs[TYPE_IDX(aa->array->Type)];
 702       aa++;
 703    }
 704    if (ctx->Array.Color.Enabled) {
 705       aa->array = &ctx->Array.Color;
 706       aa->func = ColorFuncs[aa->array->Size-3][TYPE_IDX(aa->array->Type)];
 707       aa++;
 708    }
 709    if (ctx->Array.SecondaryColor.Enabled) {
 710       aa->array = &ctx->Array.SecondaryColor;
 711       aa->func = SecondaryColorFuncs[TYPE_IDX(aa->array->Type)];
 712       aa++;
 713    }
 714    if (ctx->Array.FogCoord.Enabled) {
 715       aa->array = &ctx->Array.FogCoord;
 716       aa->func = FogCoordFuncs[TYPE_IDX(aa->array->Type)];
 717       aa++;
 718    }
 719    for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) {
 720       if (ctx->Array.TexCoord[i].Enabled) {
 721          /* NOTE: we use generic glVertexAttrib functions here.
 722           * If we ever de-alias conventional/generic vertex attribs this
 723           * will have to change.
 724           */
 725          struct gl_client_array *attribArray = &ctx->Array.TexCoord[i];
 726          at->array = attribArray;
 727          at->func = AttribFuncs[at->array->Normalized][at->array->Size-1][TYPE_IDX(at->array->Type)];
 728          at->index = VERT_ATTRIB_TEX0 + i;
 729          at++;
 730       }
 731    }
 732
 733    /* generic vertex attribute arrays */
 734    for (i = 1; i < VERT_ATTRIB_MAX; i++) {  /* skip zero! */
 735       if (ctx->Array.VertexAttrib[i].Enabled) {
 736          struct gl_client_array *attribArray = &ctx->Array.VertexAttrib[i];
 737          at->array = attribArray;
 738          /* Note: we can't grab the _glapi_Dispatch->VertexAttrib1fvNV
 739           * function pointer here (for float arrays) since the pointer may
 740           * change from one execution of _ae_loopback_array_elt() to
 741           * the next.  Doing so caused UT to break.
 742           */
 743          at->func = AttribFuncs[at->array->Normalized][at->array->Size-1][TYPE_IDX(at->array->Type)];
 744          at->index = i;
 745          at++;
 746       }
 747    }
 748
 749    /* finally, vertex position */
 750    if (ctx->Array.VertexAttrib[0].Enabled) {
 751       /* Use glVertex(v) instead of glVertexAttrib(0, v) to be sure it's
 752        * issued as the last (proviking) attribute).
 753        */
 754       aa->array = &ctx->Array.VertexAttrib[0];
 755       assert(aa->array->Size >= 2); /* XXX fix someday? */
 756       aa->func = VertexFuncs[aa->array->Size-2][TYPE_IDX(aa->array->Type)];
 757       aa++;
 758    }
 759    else if (ctx->Array.Vertex.Enabled) {
 760       aa->array = &ctx->Array.Vertex;
 761       aa->func = VertexFuncs[aa->array->Size-2][TYPE_IDX(aa->array->Type)];
 762       aa++;
 763    }
 764
 765    ASSERT(at - actx->attribs <= VERT_ATTRIB_MAX);
 766    ASSERT(aa - actx->arrays < 32);
 767    at->func = NULL;  /* terminate the list */
 768    aa->func = NULL;  /* terminate the list */
 769
 770    actx->NewState = 0;
 771 }
 772
 773
 774 /**
 775  * Called via glArrayElement() and glDrawArrays().
 776  * Issue the glNormal, glVertex, glColor, glVertexAttrib, etc functions
 777  * for all enabled vertex arrays (for elt-th element).
 778  * Note: this may be called during display list construction.
 779  */
 780 void GLAPIENTRY _ae_loopback_array_elt( GLint elt )
 781 {
 782    GET_CURRENT_CONTEXT(ctx);
 783    const AEcontext *actx = AE_CONTEXT(ctx);
 784    const AEarray *aa;
 785    const AEattrib *at;
 786
 787    if (actx->NewState)
 788       _ae_update_state( ctx );
 789
 790    /* generic attributes */
 791    for (at = actx->attribs; at->func; at++) {
 792       const GLubyte *src = at->array->BufferObj->Data
 793                          + (unsigned long) at->array->Ptr
 794                          + elt * at->array->StrideB;
 795       at->func( at->index, src );
 796    }
 797
 798    /* conventional arrays */
 799    for (aa = actx->arrays; aa->func ; aa++) {
 800       const GLubyte *src = aa->array->BufferObj->Data
 801                          + (unsigned long) aa->array->Ptr
 802                          + elt * aa->array->StrideB;
 803       aa->func( src );
 804    }
 805 }
 806
 807
 808
 809 void _ae_invalidate_state( GLcontext *ctx, GLuint new_state )
 810 {
 811    AE_CONTEXT(ctx)->NewState |= new_state;
 812 }