src/mesa/tnl/t_imm_elt.c

   1 /* $Id: t_imm_elt.c,v 1.13 2001/12/14 02:51:45 brianp Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  3.5
   6  *
   7  * Copyright (C) 1999-2001  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  * Authors:
  27  *    Keith Whitwell <keithw@valinux.com>
  28  */
  29
  30 #include "glheader.h"
  31 #include "colormac.h"
  32 #include "mem.h"
  33 #include "mmath.h"
  34 #include "mtypes.h"
  35
  36 #include "math/m_translate.h"
  37
  38 #include "t_context.h"
  39 #include "t_imm_elt.h"
  40
  41
  42
  43 typedef void (*trans_elt_1f_func)(GLfloat *to,
  44                                   CONST void *ptr,
  45                                   GLuint stride,
  46                                   GLuint *flags,
  47                                   GLuint *elts,
  48                                   GLuint match,
  49                                   GLuint start,
  50                                   GLuint n );
  51
  52 typedef void (*trans_elt_1ui_func)(GLuint *to,
  53                                    CONST void *ptr,
  54                                    GLuint stride,
  55                                    GLuint *flags,
  56                                    GLuint *elts,
  57                                    GLuint match,
  58                                    GLuint start,
  59                                    GLuint n );
  60
  61 typedef void (*trans_elt_1ub_func)(GLubyte *to,
  62                                    CONST void *ptr,
  63                                    GLuint stride,
  64                                    GLuint *flags,
  65                                    GLuint *elts,
  66                                    GLuint match,
  67                                    GLuint start,
  68                                    GLuint n );
  69
  70 typedef void (*trans_elt_4ub_func)(GLubyte (*to)[4],
  71                                    CONST void *ptr,
  72                                    GLuint stride,
  73                                    GLuint *flags,
  74                                    GLuint *elts,
  75                                    GLuint match,
  76                                    GLuint start,
  77                                    GLuint n );
  78
  79 typedef void (*trans_elt_4us_func)(GLushort (*to)[4],
  80                                    CONST void *ptr,
  81                                    GLuint stride,
  82                                    GLuint *flags,
  83                                    GLuint *elts,
  84                                    GLuint match,
  85                                    GLuint start,
  86                                    GLuint n );
  87
  88 typedef void (*trans_elt_4f_func)(GLfloat (*to)[4],
  89                                   CONST void *ptr,
  90                                   GLuint stride,
  91                                   GLuint *flags,
  92                                   GLuint *elts,
  93                                   GLuint match,
  94                                   GLuint start,
  95                                   GLuint n );
  96
  97 typedef void (*trans_elt_3f_func)(GLfloat (*to)[3],
  98                                   CONST void *ptr,
  99                                   GLuint stride,
 100                                   GLuint *flags,
 101                                   GLuint *elts,
 102                                   GLuint match,
 103                                   GLuint start,
 104                                   GLuint n );
 105
 106
 107
 108
 109 static trans_elt_1f_func _tnl_trans_elt_1f_tab[MAX_TYPES];
 110 static trans_elt_1ui_func _tnl_trans_elt_1ui_tab[MAX_TYPES];
 111 static trans_elt_1ub_func _tnl_trans_elt_1ub_tab[MAX_TYPES];
 112 static trans_elt_3f_func  _tnl_trans_elt_3f_tab[MAX_TYPES];
 113 static trans_elt_4ub_func _tnl_trans_elt_4ub_tab[5][MAX_TYPES];
 114 static trans_elt_4us_func _tnl_trans_elt_4us_tab[5][MAX_TYPES];
 115 static trans_elt_4f_func  _tnl_trans_elt_4f_tab[5][MAX_TYPES];
 116
 117
 118 #define PTR_ELT(ptr, elt) (((SRC *)ptr)[elt])
 119
 120
 121
 122
 123
 124 /* Code specific to array element implementation.  There is a small
 125  * subtlety in the bits CHECK() tests, and the way bits are set in
 126  * glArrayElement which ensures that if, eg, in the case that the
 127  * vertex array is disabled and normal array is enabled, and we get
 128  * either sequence:
 129  *
 130  * ArrayElement()    OR   Normal()
 131  * Normal()               ArrayElement()
 132  * Vertex()               Vertex()
 133  *
 134  * That the correct value for normal is used.
 135  */
 136 #define TAB(x) _tnl_trans_elt##x##_tab
 137 #define ARGS   GLuint *flags, GLuint *elts, GLuint match, \
 138                GLuint start, GLuint n
 139 #define SRC_START  0
 140 #define DST_START  start
 141 #define CHECK  if ((flags[i]&match) == VERT_ELT)
 142 #define NEXT_F  (void)1
 143 #define NEXT_F2 f = first + elts[i] * stride;
 144
 145
 146 /* GL_BYTE
 147  */
 148 #define SRC GLbyte
 149 #define SRC_IDX TYPE_IDX(GL_BYTE)
 150 #define TRX_3F(f,n)   BYTE_TO_FLOAT( PTR_ELT(f,n) )
 151 #define TRX_4F(f,n)   BYTE_TO_FLOAT( PTR_ELT(f,n) )
 152 #define TRX_UB(ub, f,n)  ub = BYTE_TO_UBYTE( PTR_ELT(f,n) )
 153 #define TRX_US(us, f,n)  us = BYTE_TO_USHORT( PTR_ELT(f,n) )
 154 #define TRX_UI(f,n)  (PTR_ELT(f,n) < 0 ? 0 : (GLuint)  PTR_ELT(f,n))
 155
 156
 157 #define SZ 4
 158 #define INIT init_trans_4_GLbyte_elt
 159 #define DEST_4F trans_4_GLbyte_4f_elt
 160 #define DEST_4UB trans_4_GLbyte_4ub_elt
 161 #define DEST_4US trans_4_GLbyte_4us_elt
 162 #include "math/m_trans_tmp.h"
 163
 164 #define SZ 3
 165 #define INIT init_trans_3_GLbyte_elt
 166 #define DEST_4F trans_3_GLbyte_4f_elt
 167 #define DEST_4UB trans_3_GLbyte_4ub_elt
 168 #define DEST_4US trans_3_GLbyte_4us_elt
 169 #define DEST_3F trans_3_GLbyte_3f_elt
 170 #include "math/m_trans_tmp.h"
 171
 172 #define SZ 2
 173 #define INIT init_trans_2_GLbyte_elt
 174 #define DEST_4F trans_2_GLbyte_4f_elt
 175 #include "math/m_trans_tmp.h"
 176
 177 #define SZ 1
 178 #define INIT init_trans_1_GLbyte_elt
 179 #define DEST_4F trans_1_GLbyte_4f_elt
 180 #define DEST_1UB trans_1_GLbyte_1ub_elt
 181 #define DEST_1UI trans_1_GLbyte_1ui_elt
 182 #include "math/m_trans_tmp.h"
 183
 184 #undef SRC
 185 #undef TRX_3F
 186 #undef TRX_4F
 187 #undef TRX_UB
 188 #undef TRX_US
 189 #undef TRX_UI
 190 #undef SRC_IDX
 191
 192 /* GL_UNSIGNED_BYTE
 193  */
 194 #define SRC GLubyte
 195 #define SRC_IDX TYPE_IDX(GL_UNSIGNED_BYTE)
 196 #define TRX_3F(f,n)          UBYTE_TO_FLOAT( PTR_ELT(f,n) )
 197 #define TRX_4F(f,n)          UBYTE_TO_FLOAT( PTR_ELT(f,n) )
 198 #define TRX_UB(ub, f,n)      ub = PTR_ELT(f,n)
 199 #define TRX_US(us, f,n)      us = PTR_ELT(f,n)
 200 #define TRX_UI(f,n)          (GLuint)PTR_ELT(f,n)
 201
 202 /* 4ub->4ub handled in special case below.
 203  */
 204 #define SZ 4
 205 #define INIT init_trans_4_GLubyte_elt
 206 #define DEST_4F trans_4_GLubyte_4f_elt
 207 #define DEST_4US trans_4_GLubyte_4us_elt
 208 #include "math/m_trans_tmp.h"
 209
 210 #define SZ 3
 211 #define INIT init_trans_3_GLubyte_elt
 212 #define DEST_4F trans_3_GLubyte_4f_elt
 213 #define DEST_3F trans_3_GLubyte_3f_elt
 214 #define DEST_4UB trans_3_GLubyte_4ub_elt
 215 #define DEST_4US trans_3_GLubyte_4us_elt
 216 #include "math/m_trans_tmp.h"
 217
 218
 219 #define SZ 1
 220 #define INIT init_trans_1_GLubyte_elt
 221 #define DEST_1UI trans_1_GLubyte_1ui_elt
 222 #define DEST_1UB trans_1_GLubyte_1ub_elt
 223 #include "math/m_trans_tmp.h"
 224
 225 #undef SRC
 226 #undef SRC_IDX
 227 #undef TRX_3F
 228 #undef TRX_4F
 229 #undef TRX_UB
 230 #undef TRX_US
 231 #undef TRX_UI
 232
 233
 234 /* GL_SHORT
 235  */
 236 #define SRC GLshort
 237 #define SRC_IDX TYPE_IDX(GL_SHORT)
 238 #define TRX_3F(f,n)   SHORT_TO_FLOAT( PTR_ELT(f,n) )
 239 #define TRX_4F(f,n)   (GLfloat)( PTR_ELT(f,n) )
 240 #define TRX_UB(ub, f,n)  ub = SHORT_TO_UBYTE(PTR_ELT(f,n))
 241 #define TRX_US(us, f,n)  us = SHORT_TO_USHORT(PTR_ELT(f,n))
 242 #define TRX_UI(f,n)  (PTR_ELT(f,n) < 0 ? 0 : (GLuint)  PTR_ELT(f,n))
 243
 244
 245 #define SZ  4
 246 #define INIT init_trans_4_GLshort_elt
 247 #define DEST_4F trans_4_GLshort_4f_elt
 248 #define DEST_4UB trans_4_GLshort_4ub_elt
 249 #define DEST_4US trans_4_GLshort_4us_elt
 250 #include "math/m_trans_tmp.h"
 251
 252 #define SZ 3
 253 #define INIT init_trans_3_GLshort_elt
 254 #define DEST_4F trans_3_GLshort_4f_elt
 255 #define DEST_4UB trans_3_GLshort_4ub_elt
 256 #define DEST_4US trans_3_GLshort_4us_elt
 257 #define DEST_3F trans_3_GLshort_3f_elt
 258 #include "math/m_trans_tmp.h"
 259
 260 #define SZ 2
 261 #define INIT init_trans_2_GLshort_elt
 262 #define DEST_4F trans_2_GLshort_4f_elt
 263 #include "math/m_trans_tmp.h"
 264
 265 #define SZ 1
 266 #define INIT init_trans_1_GLshort_elt
 267 #define DEST_4F trans_1_GLshort_4f_elt
 268 #define DEST_1UB trans_1_GLshort_1ub_elt
 269 #define DEST_1UI trans_1_GLshort_1ui_elt
 270 #include "math/m_trans_tmp.h"
 271
 272
 273 #undef SRC
 274 #undef SRC_IDX
 275 #undef TRX_3F
 276 #undef TRX_4F
 277 #undef TRX_UB
 278 #undef TRX_US
 279 #undef TRX_UI
 280
 281
 282 /* GL_UNSIGNED_SHORT
 283  */
 284 #define SRC GLushort
 285 #define SRC_IDX TYPE_IDX(GL_UNSIGNED_SHORT)
 286 #define TRX_3F(f,n)   USHORT_TO_FLOAT( PTR_ELT(f,n) )
 287 #define TRX_4F(f,n)   (GLfloat)( PTR_ELT(f,n) )
 288 #define TRX_UB(ub,f,n)  ub = (GLubyte) (PTR_ELT(f,n) >> 8)
 289 #define TRX_US(us,f,n)  us = PTR_ELT(f,n)
 290 #define TRX_UI(f,n)  (GLuint)   PTR_ELT(f,n)
 291
 292
 293 #define SZ 4
 294 #define INIT init_trans_4_GLushort_elt
 295 #define DEST_4F trans_4_GLushort_4f_elt
 296 #define DEST_4UB trans_4_GLushort_4ub_elt
 297 #define DEST_4US trans_4_GLushort_4us_elt
 298 #include "math/m_trans_tmp.h"
 299
 300 #define SZ 3
 301 #define INIT init_trans_3_GLushort_elt
 302 #define DEST_4F trans_3_GLushort_4f_elt
 303 #define DEST_4UB trans_3_GLushort_4ub_elt
 304 #define DEST_4US trans_3_GLushort_4us_elt
 305 #define DEST_3F trans_3_GLushort_3f_elt
 306 #include "math/m_trans_tmp.h"
 307
 308 #define SZ 2
 309 #define INIT init_trans_2_GLushort_elt
 310 #define DEST_4F trans_2_GLushort_4f_elt
 311 #include "math/m_trans_tmp.h"
 312
 313 #define SZ 1
 314 #define INIT init_trans_1_GLushort_elt
 315 #define DEST_4F trans_1_GLushort_4f_elt
 316 #define DEST_1UB trans_1_GLushort_1ub_elt
 317 #define DEST_1UI trans_1_GLushort_1ui_elt
 318 #include "math/m_trans_tmp.h"
 319
 320 #undef SRC
 321 #undef SRC_IDX
 322 #undef TRX_3F
 323 #undef TRX_4F
 324 #undef TRX_UB
 325 #undef TRX_US
 326 #undef TRX_UI
 327
 328
 329 /* GL_INT
 330  */
 331 #define SRC GLint
 332 #define SRC_IDX TYPE_IDX(GL_INT)
 333 #define TRX_3F(f,n)   INT_TO_FLOAT( PTR_ELT(f,n) )
 334 #define TRX_4F(f,n)   (GLfloat)( PTR_ELT(f,n) )
 335 #define TRX_UB(ub, f,n)  ub = INT_TO_UBYTE(PTR_ELT(f,n))
 336 #define TRX_US(us, f,n)  us = INT_TO_USHORT(PTR_ELT(f,n))
 337 #define TRX_UI(f,n)  (PTR_ELT(f,n) < 0 ? 0 : (GLuint)  PTR_ELT(f,n))
 338
 339
 340 #define SZ 4
 341 #define INIT init_trans_4_GLint_elt
 342 #define DEST_4F trans_4_GLint_4f_elt
 343 #define DEST_4UB trans_4_GLint_4ub_elt
 344 #define DEST_4US trans_4_GLint_4us_elt
 345 #include "math/m_trans_tmp.h"
 346
 347 #define SZ 3
 348 #define INIT init_trans_3_GLint_elt
 349 #define DEST_4F trans_3_GLint_4f_elt
 350 #define DEST_4UB trans_3_GLint_4ub_elt
 351 #define DEST_4US trans_3_GLint_4us_elt
 352 #define DEST_3F trans_3_GLint_3f_elt
 353 #include "math/m_trans_tmp.h"
 354
 355 #define SZ 2
 356 #define INIT init_trans_2_GLint_elt
 357 #define DEST_4F trans_2_GLint_4f_elt
 358 #include "math/m_trans_tmp.h"
 359
 360 #define SZ 1
 361 #define INIT init_trans_1_GLint_elt
 362 #define DEST_4F trans_1_GLint_4f_elt
 363 #define DEST_1UB trans_1_GLint_1ub_elt
 364 #define DEST_1UI trans_1_GLint_1ui_elt
 365 #include "math/m_trans_tmp.h"
 366
 367
 368 #undef SRC
 369 #undef SRC_IDX
 370 #undef TRX_3F
 371 #undef TRX_4F
 372 #undef TRX_UB
 373 #undef TRX_US
 374 #undef TRX_UI
 375
 376
 377 /* GL_UNSIGNED_INT
 378  */
 379 #define SRC GLuint
 380 #define SRC_IDX TYPE_IDX(GL_UNSIGNED_INT)
 381 #define TRX_3F(f,n)   UINT_TO_FLOAT( PTR_ELT(f,n) )
 382 #define TRX_4F(f,n)   (GLfloat)( PTR_ELT(f,n) )
 383 #define TRX_UB(ub, f,n)  ub = (GLubyte) (PTR_ELT(f,n) >> 24)
 384 #define TRX_US(us, f,n)  us = (GLushort) (PTR_ELT(f,n) >> 16)
 385 #define TRX_UI(f,n)             PTR_ELT(f,n)
 386
 387
 388 #define SZ 4
 389 #define INIT init_trans_4_GLuint_elt
 390 #define DEST_4F trans_4_GLuint_4f_elt
 391 #define DEST_4UB trans_4_GLuint_4ub_elt
 392 #define DEST_4US trans_4_GLuint_4us_elt
 393 #include "math/m_trans_tmp.h"
 394
 395 #define SZ 3
 396 #define INIT init_trans_3_GLuint_elt
 397 #define DEST_4F trans_3_GLuint_4f_elt
 398 #define DEST_4UB trans_3_GLuint_4ub_elt
 399 #define DEST_4US trans_3_GLuint_4us_elt
 400 #define DEST_3F trans_3_GLuint_3f_elt
 401 #include "math/m_trans_tmp.h"
 402
 403 #define SZ 2
 404 #define INIT init_trans_2_GLuint_elt
 405 #define DEST_4F trans_2_GLuint_4f_elt
 406 #include "math/m_trans_tmp.h"
 407
 408 #define SZ 1
 409 #define INIT init_trans_1_GLuint_elt
 410 #define DEST_4F trans_1_GLuint_4f_elt
 411 #define DEST_1UB trans_1_GLuint_1ub_elt
 412 #define DEST_1UI trans_1_GLuint_1ui_elt
 413 #include "math/m_trans_tmp.h"
 414
 415 #undef SRC
 416 #undef SRC_IDX
 417 #undef TRX_3F
 418 #undef TRX_4F
 419 #undef TRX_UB
 420 #undef TRX_US
 421 #undef TRX_UI
 422
 423
 424 /* GL_DOUBLE
 425  */
 426 #define SRC GLdouble
 427 #define SRC_IDX TYPE_IDX(GL_DOUBLE)
 428 #define TRX_3F(f,n)    (GLfloat) PTR_ELT(f,n)
 429 #define TRX_4F(f,n)    (GLfloat) PTR_ELT(f,n)
 430 #define TRX_UB(ub,f,n) UNCLAMPED_FLOAT_TO_UBYTE(ub, PTR_ELT(f,n))
 431 #define TRX_US(us,f,n) UNCLAMPED_FLOAT_TO_USHORT(us, PTR_ELT(f,n))
 432 #define TRX_UI(f,n)    (GLuint) (GLint) PTR_ELT(f,n)
 433 #define TRX_1F(f,n)    (GLfloat) PTR_ELT(f,n)
 434
 435
 436 #define SZ 4
 437 #define INIT init_trans_4_GLdouble_elt
 438 #define DEST_4F trans_4_GLdouble_4f_elt
 439 #define DEST_4UB trans_4_GLdouble_4ub_elt
 440 #define DEST_4US trans_4_GLdouble_4us_elt
 441 #include "math/m_trans_tmp.h"
 442
 443 #define SZ 3
 444 #define INIT init_trans_3_GLdouble_elt
 445 #define DEST_4F trans_3_GLdouble_4f_elt
 446 #define DEST_4UB trans_3_GLdouble_4ub_elt
 447 #define DEST_4US trans_3_GLdouble_4us_elt
 448 #define DEST_3F trans_3_GLdouble_3f_elt
 449 #include "math/m_trans_tmp.h"
 450
 451 #define SZ 2
 452 #define INIT init_trans_2_GLdouble_elt
 453 #define DEST_4F trans_2_GLdouble_4f_elt
 454 #include "math/m_trans_tmp.h"
 455
 456 #define SZ 1
 457 #define INIT init_trans_1_GLdouble_elt
 458 #define DEST_4F trans_1_GLdouble_4f_elt
 459 #define DEST_1UB trans_1_GLdouble_1ub_elt
 460 #define DEST_1UI trans_1_GLdouble_1ui_elt
 461 #define DEST_1F trans_1_GLdouble_1f_elt
 462 #include "math/m_trans_tmp.h"
 463
 464 #undef SRC
 465 #undef SRC_IDX
 466
 467 /* GL_FLOAT
 468  */
 469 #define SRC GLfloat
 470 #define SRC_IDX TYPE_IDX(GL_FLOAT)
 471 #define SZ 4
 472 #define INIT init_trans_4_GLfloat_elt
 473 #define DEST_4UB trans_4_GLfloat_4ub_elt
 474 #define DEST_4US trans_4_GLfloat_4us_elt
 475 #define DEST_4F  trans_4_GLfloat_4f_elt
 476 #include "math/m_trans_tmp.h"
 477
 478 #define SZ 3
 479 #define INIT init_trans_3_GLfloat_elt
 480 #define DEST_4F  trans_3_GLfloat_4f_elt
 481 #define DEST_4UB trans_3_GLfloat_4ub_elt
 482 #define DEST_4US trans_3_GLfloat_4us_elt
 483 #define DEST_3F trans_3_GLfloat_3f_elt
 484 #include "math/m_trans_tmp.h"
 485
 486 #define SZ 2
 487 #define INIT init_trans_2_GLfloat_elt
 488 #define DEST_4F trans_2_GLfloat_4f_elt
 489 #include "math/m_trans_tmp.h"
 490
 491 #define SZ 1
 492 #define INIT init_trans_1_GLfloat_elt
 493 #define DEST_4F  trans_1_GLfloat_3f_elt
 494 #define DEST_1UB trans_1_GLfloat_1ub_elt
 495 #define DEST_1UI trans_1_GLfloat_1ui_elt
 496 #define DEST_1F trans_1_GLfloat_1f_elt
 497 #include "math/m_trans_tmp.h"
 498
 499 #undef SRC
 500 #undef SRC_IDX
 501 #undef TRX_3F
 502 #undef TRX_4F
 503 #undef TRX_UB
 504 #undef TRX_US
 505 #undef TRX_UI
 506
 507
 508 static void trans_4_GLubyte_4ub(GLubyte (*t)[4],
 509                                 CONST void *Ptr,
 510                                 GLuint stride,
 511                                 ARGS )
 512 {
 513    const GLubyte *f = (GLubyte *) Ptr + SRC_START * stride;
 514    const GLubyte *first = f;
 515    GLuint i;
 516    (void) start;
 517    if (((((long) f | (long) stride)) & 3L) == 0L) {
 518       /* Aligned.
 519        */
 520       for (i = DST_START ; i < n ; i++, NEXT_F) {
 521          CHECK {
 522             NEXT_F2;
 523             COPY_4UBV( t[i], f );
 524          }
 525       }
 526    } else {
 527       for (i = DST_START ; i < n ; i++, NEXT_F) {
 528          CHECK {
 529             NEXT_F2;
 530             t[i][0] = f[0];
 531             t[i][1] = f[1];
 532             t[i][2] = f[2];
 533             t[i][3] = f[3];
 534          }
 535       }
 536    }
 537 }
 538
 539
 540 static void init_translate_elt(void)
 541 {
 542    MEMSET( TAB(_1ui), 0, sizeof(TAB(_1ui)) );
 543    MEMSET( TAB(_1ub), 0, sizeof(TAB(_1ub)) );
 544    MEMSET( TAB(_3f),  0, sizeof(TAB(_3f)) );
 545    MEMSET( TAB(_4ub), 0, sizeof(TAB(_4ub)) );
 546    MEMSET( TAB(_4us), 0, sizeof(TAB(_4us)) );
 547    MEMSET( TAB(_4f),  0, sizeof(TAB(_4f)) );
 548
 549    TAB(_4ub)[4][TYPE_IDX(GL_UNSIGNED_BYTE)] = trans_4_GLubyte_4ub;
 550
 551    init_trans_4_GLbyte_elt();
 552    init_trans_3_GLbyte_elt();
 553    init_trans_2_GLbyte_elt();
 554    init_trans_1_GLbyte_elt();
 555    init_trans_1_GLubyte_elt();
 556    init_trans_3_GLubyte_elt();
 557    init_trans_4_GLubyte_elt();
 558    init_trans_4_GLshort_elt();
 559    init_trans_3_GLshort_elt();
 560    init_trans_2_GLshort_elt();
 561    init_trans_1_GLshort_elt();
 562    init_trans_4_GLushort_elt();
 563    init_trans_3_GLushort_elt();
 564    init_trans_2_GLushort_elt();
 565    init_trans_1_GLushort_elt();
 566    init_trans_4_GLint_elt();
 567    init_trans_3_GLint_elt();
 568    init_trans_2_GLint_elt();
 569    init_trans_1_GLint_elt();
 570    init_trans_4_GLuint_elt();
 571    init_trans_3_GLuint_elt();
 572    init_trans_2_GLuint_elt();
 573    init_trans_1_GLuint_elt();
 574    init_trans_4_GLdouble_elt();
 575    init_trans_3_GLdouble_elt();
 576    init_trans_2_GLdouble_elt();
 577    init_trans_1_GLdouble_elt();
 578    init_trans_4_GLfloat_elt();
 579    init_trans_3_GLfloat_elt();
 580    init_trans_2_GLfloat_elt();
 581    init_trans_1_GLfloat_elt();
 582 }
 583
 584
 585 #undef TAB
 586 #undef CLASS
 587 #undef ARGS
 588 #undef CHECK
 589 #undef START
 590
 591
 592
 593
 594 void _tnl_imm_elt_init( void )
 595 {
 596    init_translate_elt();
 597 }
 598
 599
 600 static void _tnl_trans_elt_1f(GLfloat *to,
 601                        const struct gl_client_array *from,
 602                        GLuint *flags,
 603                        GLuint *elts,
 604                        GLuint match,
 605                        GLuint start,
 606                        GLuint n )
 607 {
 608    _tnl_trans_elt_1f_tab[TYPE_IDX(from->Type)]( to,
 609                                               from->Ptr,
 610                                               from->StrideB,
 611                                               flags,
 612                                               elts,
 613                                               match,
 614                                               start,
 615                                               n );
 616
 617 }
 618
 619 static void _tnl_trans_elt_1ui(GLuint *to,
 620                         const struct gl_client_array *from,
 621                         GLuint *flags,
 622                         GLuint *elts,
 623                         GLuint match,
 624                         GLuint start,
 625                         GLuint n )
 626 {
 627    _tnl_trans_elt_1ui_tab[TYPE_IDX(from->Type)]( to,
 628                                                from->Ptr,
 629                                                from->StrideB,
 630                                                flags,
 631                                                elts,
 632                                                match,
 633                                                start,
 634                                                n );
 635
 636 }
 637
 638
 639 static void _tnl_trans_elt_1ub(GLubyte *to,
 640                         const struct gl_client_array *from,
 641                         GLuint *flags,
 642                         GLuint *elts,
 643                         GLuint match,
 644                         GLuint start,
 645                         GLuint n )
 646 {
 647    _tnl_trans_elt_1ub_tab[TYPE_IDX(from->Type)]( to,
 648                                                  from->Ptr,
 649                                                  from->StrideB,
 650                                                  flags,
 651                                                  elts,
 652                                                  match,
 653                                                  start,
 654                                                  n );
 655
 656 }
 657
 658
 659 #if 0
 660 static void _tnl_trans_elt_4ub(GLubyte (*to)[4],
 661                                const struct gl_client_array *from,
 662                                GLuint *flags,
 663                                GLuint *elts,
 664                                GLuint match,
 665                                GLuint start,
 666                                GLuint n )
 667 {
 668    _tnl_trans_elt_4ub_tab[from->Size][TYPE_IDX(from->Type)]( to,
 669                                                              from->Ptr,
 670                                                              from->StrideB,
 671                                                              flags,
 672                                                              elts,
 673                                                              match,
 674                                                              start,
 675                                                              n );
 676
 677 }
 678 #endif
 679
 680 #if 0
 681 static void _tnl_trans_elt_4us(GLushort (*to)[4],
 682                                const struct gl_client_array *from,
 683                                GLuint *flags,
 684                                GLuint *elts,
 685                                GLuint match,
 686                                GLuint start,
 687                                GLuint n )
 688 {
 689    _tnl_trans_elt_4us_tab[from->Size][TYPE_IDX(from->Type)]( to,
 690                                                              from->Ptr,
 691                                                              from->StrideB,
 692                                                              flags,
 693                                                              elts,
 694                                                              match,
 695                                                              start,
 696                                                              n );
 697
 698 }
 699 #endif
 700
 701 static void _tnl_trans_elt_4f(GLfloat (*to)[4],
 702                               const struct gl_client_array *from,
 703                               GLuint *flags,
 704                               GLuint *elts,
 705                               GLuint match,
 706                               GLuint start,
 707                               GLuint n )
 708 {
 709    _tnl_trans_elt_4f_tab[from->Size][TYPE_IDX(from->Type)]( to,
 710                                               from->Ptr,
 711                                               from->StrideB,
 712                                               flags,
 713                                               elts,
 714                                               match,
 715                                               start,
 716                                               n );
 717
 718 }
 719
 720
 721
 722 static void _tnl_trans_elt_3f(GLfloat (*to)[3],
 723                        const struct gl_client_array *from,
 724                        GLuint *flags,
 725                        GLuint *elts,
 726                        GLuint match,
 727                        GLuint start,
 728                        GLuint n )
 729 {
 730    _tnl_trans_elt_3f_tab[TYPE_IDX(from->Type)]( to,
 731                                               from->Ptr,
 732                                               from->StrideB,
 733                                               flags,
 734                                               elts,
 735                                               match,
 736                                               start,
 737                                               n );
 738 }
 739
 740
 741
 742
 743 /* Batch function to translate away all the array elements in the
 744  * input buffer prior to transform.  Done only the first time a vertex
 745  * buffer is executed or compiled.
 746  *
 747  * KW: Have to do this after each glEnd if arrays aren't locked.
 748  */
 749 void _tnl_translate_array_elts( GLcontext *ctx, struct immediate *IM,
 750                                 GLuint start, GLuint count )
 751 {
 752    GLuint *flags = IM->Flag;
 753    GLuint *elts = IM->Elt;
 754    GLuint translate = ctx->Array._Enabled;
 755    GLuint i;
 756
 757    if (MESA_VERBOSE&VERBOSE_IMMEDIATE)
 758       fprintf(stderr, "exec_array_elements %d .. %d\n", start, count);
 759
 760    if (translate & VERT_OBJ_BIT) {
 761       _tnl_trans_elt_4f( IM->Obj,
 762                          &ctx->Array.Vertex,
 763                          flags, elts, (VERT_ELT|VERT_OBJ_BIT),
 764                          start, count);
 765
 766       if (ctx->Array.Vertex.Size == 4)
 767          translate |= VERT_OBJ_234;
 768       else if (ctx->Array.Vertex.Size == 3)
 769          translate |= VERT_OBJ_23;
 770    }
 771
 772
 773    if (translate & VERT_NORMAL_BIT)
 774       _tnl_trans_elt_3f( IM->Normal,
 775                          &ctx->Array.Normal,
 776                          flags, elts, (VERT_ELT|VERT_NORMAL_BIT),
 777                          start, count);
 778
 779    if (translate & VERT_EDGEFLAG_BIT)
 780       _tnl_trans_elt_1ub( IM->EdgeFlag,
 781                           &ctx->Array.EdgeFlag,
 782                           flags, elts, (VERT_ELT|VERT_EDGEFLAG_BIT),
 783                           start, count);
 784
 785    if (translate & VERT_COLOR0_BIT) {
 786       _tnl_trans_elt_4f( IM->Color,
 787                          &ctx->Array.Color,
 788                          flags, elts, (VERT_ELT|VERT_COLOR0_BIT),
 789                          start, count);
 790    }
 791
 792    if (translate & VERT_COLOR1_BIT) {
 793       _tnl_trans_elt_4f( IM->SecondaryColor,
 794                          &ctx->Array.SecondaryColor,
 795                          flags, elts, (VERT_ELT|VERT_COLOR1_BIT),
 796                          start, count);
 797    }
 798
 799    if (translate & VERT_FOG_BIT)
 800       _tnl_trans_elt_1f( IM->FogCoord,
 801                          &ctx->Array.FogCoord,
 802                          flags, elts, (VERT_ELT|VERT_FOG_BIT),
 803                          start, count);
 804
 805    if (translate & VERT_INDEX_BIT)
 806       _tnl_trans_elt_1ui( IM->Index,
 807                           &ctx->Array.Index,
 808                           flags, elts, (VERT_ELT|VERT_INDEX_BIT),
 809                           start, count);
 810
 811    if (translate & VERT_TEX_ANY) {
 812       for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++)
 813          if (translate & VERT_TEX(i)) {
 814             _tnl_trans_elt_4f( IM->TexCoord[i],
 815                                &ctx->Array.TexCoord[i],
 816                                flags, elts, (VERT_ELT|VERT_TEX(i)),
 817                                start, count);
 818
 819             if (ctx->Array.TexCoord[i].Size == 4)
 820                IM->TexSize |= TEX_SIZE_4(i);
 821             else if (ctx->Array.TexCoord[i].Size == 3)
 822                IM->TexSize |= TEX_SIZE_3(i);
 823          }
 824    }
 825
 826    for (i = start ; i < count ; i++)
 827       if (flags[i] & VERT_ELT) flags[i] |= translate;
 828
 829    IM->FlushElt = 0;
 830 }