src/mesa/math/m_translate.c

   1 /* $Id: m_translate.c,v 1.5 2001/02/20 18:28:52 keithw 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
  27 /*
  28  * New (3.1) transformation code written by Keith Whitwell.
  29  */
  30
  31
  32 #include "glheader.h"
  33 #include "mtypes.h"             /* GLchan hack */
  34 #include "colormac.h"
  35 #include "mem.h"
  36 #include "mmath.h"
  37
  38 #include "m_translate.h"
  39
  40
  41
  42 typedef void (*trans_1f_func)(GLfloat *to,
  43                               CONST void *ptr,
  44                               GLuint stride,
  45                               GLuint start,
  46                               GLuint n );
  47
  48 typedef void (*trans_1ui_func)(GLuint *to,
  49                                CONST void *ptr,
  50                                GLuint stride,
  51                                GLuint start,
  52                                GLuint n );
  53
  54 typedef void (*trans_1ub_func)(GLubyte *to,
  55                                CONST void *ptr,
  56                                GLuint stride,
  57                                GLuint start,
  58                                GLuint n );
  59
  60 typedef void (*trans_4ub_func)(GLubyte (*to)[4],
  61                                CONST void *ptr,
  62                                GLuint stride,
  63                                GLuint start,
  64                                GLuint n );
  65
  66 typedef void (*trans_4us_func)(GLushort (*to)[4],
  67                                CONST void *ptr,
  68                                GLuint stride,
  69                                GLuint start,
  70                                GLuint n );
  71
  72 typedef void (*trans_4f_func)(GLfloat (*to)[4],
  73                               CONST void *ptr,
  74                               GLuint stride,
  75                               GLuint start,
  76                               GLuint n );
  77
  78 typedef void (*trans_3f_func)(GLfloat (*to)[3],
  79                               CONST void *ptr,
  80                               GLuint stride,
  81                               GLuint start,
  82                               GLuint n );
  83
  84
  85
  86
  87 #define TYPE_IDX(t) ((t) & 0xf)
  88 #define MAX_TYPES TYPE_IDX(GL_DOUBLE)+1      /* 0xa + 1 */
  89
  90
  91 /* This macro is used on other systems, so undefine it for this module */
  92
  93 #undef  CHECK
  94
  95 static trans_1f_func  _math_trans_1f_tab[MAX_TYPES];
  96 static trans_1ui_func _math_trans_1ui_tab[MAX_TYPES];
  97 static trans_1ub_func _math_trans_1ub_tab[MAX_TYPES];
  98 static trans_3f_func  _math_trans_3f_tab[MAX_TYPES];
  99 static trans_4ub_func _math_trans_4ub_tab[5][MAX_TYPES];
 100 static trans_4us_func _math_trans_4us_tab[5][MAX_TYPES];
 101 static trans_4f_func  _math_trans_4f_tab[5][MAX_TYPES];
 102
 103
 104 #define PTR_ELT(ptr, elt) (((SRC *)ptr)[elt])
 105
 106
 107 #define TAB(x) _math_trans##x##_tab
 108 #define ARGS   GLuint start, GLuint n
 109 #define SRC_START  start
 110 #define DST_START  0
 111 #define STRIDE stride
 112 #define NEXT_F f += stride
 113 #define NEXT_F2
 114 #define CHECK
 115
 116
 117
 118
 119 /* GL_BYTE
 120  */
 121 #define SRC GLbyte
 122 #define SRC_IDX TYPE_IDX(GL_BYTE)
 123 #define TRX_3F(f,n)   BYTE_TO_FLOAT( PTR_ELT(f,n) )
 124 #define TRX_4F(f,n)   (GLfloat)( PTR_ELT(f,n) )
 125 #define TRX_UB(ub, f,n)  ub = BYTE_TO_UBYTE( PTR_ELT(f,n) )
 126 #define TRX_US(ch, f,n)  ch = BYTE_TO_USHORT( PTR_ELT(f,n) )
 127 #define TRX_UI(f,n)  (PTR_ELT(f,n) < 0 ? 0 : (GLuint)  PTR_ELT(f,n))
 128
 129
 130 #define SZ 4
 131 #define INIT init_trans_4_GLbyte_raw
 132 #define DEST_4F trans_4_GLbyte_4f_raw
 133 #define DEST_4UB trans_4_GLbyte_4ub_raw
 134 #define DEST_4US trans_4_GLbyte_4us_raw
 135 #include "m_trans_tmp.h"
 136
 137 #define SZ 3
 138 #define INIT init_trans_3_GLbyte_raw
 139 #define DEST_4F trans_3_GLbyte_4f_raw
 140 #define DEST_4UB trans_3_GLbyte_4ub_raw
 141 #define DEST_4US trans_3_GLbyte_4us_raw
 142 #define DEST_3F trans_3_GLbyte_3f_raw
 143 #include "m_trans_tmp.h"
 144
 145 #define SZ 2
 146 #define INIT init_trans_2_GLbyte_raw
 147 #define DEST_4F trans_2_GLbyte_4f_raw
 148 #include "m_trans_tmp.h"
 149
 150 #define SZ 1
 151 #define INIT init_trans_1_GLbyte_raw
 152 #define DEST_4F trans_1_GLbyte_4f_raw
 153 #define DEST_1UB trans_1_GLbyte_1ub_raw
 154 #define DEST_1UI trans_1_GLbyte_1ui_raw
 155 #include "m_trans_tmp.h"
 156
 157 #undef SRC
 158 #undef TRX_3F
 159 #undef TRX_4F
 160 #undef TRX_UB
 161 #undef TRX_US
 162 #undef TRX_UI
 163 #undef SRC_IDX
 164
 165
 166 /* GL_UNSIGNED_BYTE
 167  */
 168 #define SRC GLubyte
 169 #define SRC_IDX TYPE_IDX(GL_UNSIGNED_BYTE)
 170 #define TRX_3F(f,n)             /* unused */
 171 #define TRX_4F(f,n)             /* unused */
 172 #define TRX_UB(ub, f,n)      ub = PTR_ELT(f,n)
 173 #define TRX_US(us, f,n)      us = UBYTE_TO_USHORT(PTR_ELT(f,n))
 174 #define TRX_UI(f,n)          (GLuint)PTR_ELT(f,n)
 175
 176 /* 4ub->4ub handled in special case below.
 177  */
 178
 179 #define SZ 3
 180 #define INIT init_trans_3_GLubyte_raw
 181 #define DEST_4UB trans_3_GLubyte_4ub_raw
 182 #define DEST_4US trans_3_GLubyte_4us_raw
 183 #include "m_trans_tmp.h"
 184
 185
 186 #define SZ 1
 187 #define INIT init_trans_1_GLubyte_raw
 188 #define DEST_1UI trans_1_GLubyte_1ui_raw
 189 #define DEST_1UB trans_1_GLubyte_1ub_raw
 190 #include "m_trans_tmp.h"
 191
 192 #undef SRC
 193 #undef SRC_IDX
 194 #undef TRX_3F
 195 #undef TRX_4F
 196 #undef TRX_UB
 197 #undef TRX_US
 198 #undef TRX_UI
 199
 200
 201 /* GL_SHORT
 202  */
 203 #define SRC GLshort
 204 #define SRC_IDX TYPE_IDX(GL_SHORT)
 205 #define TRX_3F(f,n)   SHORT_TO_FLOAT( PTR_ELT(f,n) )
 206 #define TRX_4F(f,n)   (GLfloat)( PTR_ELT(f,n) )
 207 #define TRX_UB(ub, f,n)  ub = SHORT_TO_UBYTE(PTR_ELT(f,n))
 208 #define TRX_US(us, f,n)  us = SHORT_TO_USHORT(PTR_ELT(f,n))
 209 #define TRX_UI(f,n)  (PTR_ELT(f,n) < 0 ? 0 : (GLuint)  PTR_ELT(f,n))
 210
 211
 212 #define SZ  4
 213 #define INIT init_trans_4_GLshort_raw
 214 #define DEST_4F trans_4_GLshort_4f_raw
 215 #define DEST_4UB trans_4_GLshort_4ub_raw
 216 #define DEST_4US trans_4_GLshort_4us_raw
 217 #include "m_trans_tmp.h"
 218
 219 #define SZ 3
 220 #define INIT init_trans_3_GLshort_raw
 221 #define DEST_4F trans_3_GLshort_4f_raw
 222 #define DEST_4UB trans_3_GLshort_4ub_raw
 223 #define DEST_4US trans_3_GLshort_4us_raw
 224 #define DEST_3F trans_3_GLshort_3f_raw
 225 #include "m_trans_tmp.h"
 226
 227 #define SZ 2
 228 #define INIT init_trans_2_GLshort_raw
 229 #define DEST_4F trans_2_GLshort_4f_raw
 230 #include "m_trans_tmp.h"
 231
 232 #define SZ 1
 233 #define INIT init_trans_1_GLshort_raw
 234 #define DEST_4F trans_1_GLshort_4f_raw
 235 #define DEST_1UB trans_1_GLshort_1ub_raw
 236 #define DEST_1UI trans_1_GLshort_1ui_raw
 237 #include "m_trans_tmp.h"
 238
 239
 240 #undef SRC
 241 #undef SRC_IDX
 242 #undef TRX_3F
 243 #undef TRX_4F
 244 #undef TRX_UB
 245 #undef TRX_US
 246 #undef TRX_UI
 247
 248
 249 /* GL_UNSIGNED_SHORT
 250  */
 251 #define SRC GLushort
 252 #define SRC_IDX TYPE_IDX(GL_UNSIGNED_SHORT)
 253 #define TRX_3F(f,n)   USHORT_TO_FLOAT( PTR_ELT(f,n) )
 254 #define TRX_4F(f,n)   (GLfloat)( PTR_ELT(f,n) )
 255 #define TRX_UB(ub,f,n)  ub = (GLubyte) (PTR_ELT(f,n) >> 8)
 256 #define TRX_US(us,f,n)  us = (GLushort) (PTR_ELT(f,n) >> 8)
 257 #define TRX_UI(f,n)  (GLuint)   PTR_ELT(f,n)
 258
 259
 260 #define SZ 4
 261 #define INIT init_trans_4_GLushort_raw
 262 #define DEST_4F trans_4_GLushort_4f_raw
 263 #define DEST_4UB trans_4_GLushort_4ub_raw
 264 #define DEST_4US trans_4_GLushort_4us_raw
 265 #include "m_trans_tmp.h"
 266
 267 #define SZ 3
 268 #define INIT init_trans_3_GLushort_raw
 269 #define DEST_4F trans_3_GLushort_4f_raw
 270 #define DEST_4UB trans_3_GLushort_4ub_raw
 271 #define DEST_4US trans_3_GLushort_4us_raw
 272 #define DEST_3F trans_3_GLushort_3f_raw
 273 #include "m_trans_tmp.h"
 274
 275 #define SZ 2
 276 #define INIT init_trans_2_GLushort_raw
 277 #define DEST_4F trans_2_GLushort_4f_raw
 278 #include "m_trans_tmp.h"
 279
 280 #define SZ 1
 281 #define INIT init_trans_1_GLushort_raw
 282 #define DEST_4F trans_1_GLushort_4f_raw
 283 #define DEST_1UB trans_1_GLushort_1ub_raw
 284 #define DEST_1UI trans_1_GLushort_1ui_raw
 285 #include "m_trans_tmp.h"
 286
 287 #undef SRC
 288 #undef SRC_IDX
 289 #undef TRX_3F
 290 #undef TRX_4F
 291 #undef TRX_UB
 292 #undef TRX_US
 293 #undef TRX_UI
 294
 295
 296 /* GL_INT
 297  */
 298 #define SRC GLint
 299 #define SRC_IDX TYPE_IDX(GL_INT)
 300 #define TRX_3F(f,n)   INT_TO_FLOAT( PTR_ELT(f,n) )
 301 #define TRX_4F(f,n)   (GLfloat)( PTR_ELT(f,n) )
 302 #define TRX_UB(ub, f,n)  ub = INT_TO_UBYTE(PTR_ELT(f,n))
 303 #define TRX_US(us, f,n)  us = INT_TO_USHORT(PTR_ELT(f,n))
 304 #define TRX_UI(f,n)  (PTR_ELT(f,n) < 0 ? 0 : (GLuint)  PTR_ELT(f,n))
 305
 306
 307 #define SZ 4
 308 #define INIT init_trans_4_GLint_raw
 309 #define DEST_4F trans_4_GLint_4f_raw
 310 #define DEST_4UB trans_4_GLint_4ub_raw
 311 #define DEST_4US trans_4_GLint_4us_raw
 312 #include "m_trans_tmp.h"
 313
 314 #define SZ 3
 315 #define INIT init_trans_3_GLint_raw
 316 #define DEST_4F trans_3_GLint_4f_raw
 317 #define DEST_4UB trans_3_GLint_4ub_raw
 318 #define DEST_4US trans_3_GLint_4us_raw
 319 #define DEST_3F trans_3_GLint_3f_raw
 320 #include "m_trans_tmp.h"
 321
 322 #define SZ 2
 323 #define INIT init_trans_2_GLint_raw
 324 #define DEST_4F trans_2_GLint_4f_raw
 325 #include "m_trans_tmp.h"
 326
 327 #define SZ 1
 328 #define INIT init_trans_1_GLint_raw
 329 #define DEST_4F trans_1_GLint_4f_raw
 330 #define DEST_1UB trans_1_GLint_1ub_raw
 331 #define DEST_1UI trans_1_GLint_1ui_raw
 332 #include "m_trans_tmp.h"
 333
 334
 335 #undef SRC
 336 #undef SRC_IDX
 337 #undef TRX_3F
 338 #undef TRX_4F
 339 #undef TRX_UB
 340 #undef TRX_US
 341 #undef TRX_UI
 342
 343
 344 /* GL_UNSIGNED_INT
 345  */
 346 #define SRC GLuint
 347 #define SRC_IDX TYPE_IDX(GL_UNSIGNED_INT)
 348 #define TRX_3F(f,n)   INT_TO_FLOAT( PTR_ELT(f,n) )
 349 #define TRX_4F(f,n)   (GLfloat)( PTR_ELT(f,n) )
 350 #define TRX_UB(ub, f,n)  ub = (GLubyte) (PTR_ELT(f,n) >> 24)
 351 #define TRX_US(us, f,n)  us = (GLshort) (PTR_ELT(f,n) >> 16)
 352 #define TRX_UI(f,n)             PTR_ELT(f,n)
 353
 354
 355 #define SZ 4
 356 #define INIT init_trans_4_GLuint_raw
 357 #define DEST_4F trans_4_GLuint_4f_raw
 358 #define DEST_4UB trans_4_GLuint_4ub_raw
 359 #define DEST_4US trans_4_GLuint_4us_raw
 360 #include "m_trans_tmp.h"
 361
 362 #define SZ 3
 363 #define INIT init_trans_3_GLuint_raw
 364 #define DEST_4F trans_3_GLuint_4f_raw
 365 #define DEST_4UB trans_3_GLuint_4ub_raw
 366 #define DEST_4US trans_3_GLuint_4us_raw
 367 #define DEST_3F trans_3_GLuint_3f_raw
 368 #include "m_trans_tmp.h"
 369
 370 #define SZ 2
 371 #define INIT init_trans_2_GLuint_raw
 372 #define DEST_4F trans_2_GLuint_4f_raw
 373 #include "m_trans_tmp.h"
 374
 375 #define SZ 1
 376 #define INIT init_trans_1_GLuint_raw
 377 #define DEST_4F trans_1_GLuint_4f_raw
 378 #define DEST_1UB trans_1_GLuint_1ub_raw
 379 #define DEST_1UI trans_1_GLuint_1ui_raw
 380 #include "m_trans_tmp.h"
 381
 382 #undef SRC
 383 #undef SRC_IDX
 384 #undef TRX_3F
 385 #undef TRX_4F
 386 #undef TRX_UB
 387 #undef TRX_US
 388 #undef TRX_UI
 389
 390
 391 /* GL_DOUBLE
 392  */
 393 #define SRC GLdouble
 394 #define SRC_IDX TYPE_IDX(GL_DOUBLE)
 395 #define TRX_3F(f,n)   PTR_ELT(f,n)
 396 #define TRX_4F(f,n)   PTR_ELT(f,n)
 397 #define TRX_UB(ub,f,n) UNCLAMPED_FLOAT_TO_UBYTE(ub, PTR_ELT(f,n))
 398 #define TRX_US(us,f,n) UNCLAMPED_FLOAT_TO_USHORT(us, PTR_ELT(f,n))
 399 #define TRX_UI(f,n)  (GLuint) (GLint) PTR_ELT(f,n)
 400 #define TRX_1F(f,n)   PTR_ELT(f,n)
 401
 402
 403 #define SZ 4
 404 #define INIT init_trans_4_GLdouble_raw
 405 #define DEST_4F trans_4_GLdouble_4f_raw
 406 #define DEST_4UB trans_4_GLdouble_4ub_raw
 407 #define DEST_4US trans_4_GLdouble_4us_raw
 408 #include "m_trans_tmp.h"
 409
 410 #define SZ 3
 411 #define INIT init_trans_3_GLdouble_raw
 412 #define DEST_4F trans_3_GLdouble_4f_raw
 413 #define DEST_4UB trans_3_GLdouble_4ub_raw
 414 #define DEST_4US trans_3_GLdouble_4us_raw
 415 #define DEST_3F trans_3_GLdouble_3f_raw
 416 #include "m_trans_tmp.h"
 417
 418 #define SZ 2
 419 #define INIT init_trans_2_GLdouble_raw
 420 #define DEST_4F trans_2_GLdouble_4f_raw
 421 #include "m_trans_tmp.h"
 422
 423 #define SZ 1
 424 #define INIT init_trans_1_GLdouble_raw
 425 #define DEST_4F trans_1_GLdouble_4f_raw
 426 #define DEST_1UB trans_1_GLdouble_1ub_raw
 427 #define DEST_1UI trans_1_GLdouble_1ui_raw
 428 #define DEST_1F trans_1_GLdouble_1f_raw
 429 #include "m_trans_tmp.h"
 430
 431 #undef SRC
 432 #undef SRC_IDX
 433
 434 /* GL_FLOAT
 435  */
 436 #define SRC GLfloat
 437 #define SRC_IDX TYPE_IDX(GL_FLOAT)
 438 #define SZ 4
 439 #define INIT init_trans_4_GLfloat_raw
 440 #define DEST_4UB trans_4_GLfloat_4ub_raw
 441 #define DEST_4US trans_4_GLfloat_4us_raw
 442 #define DEST_4F  trans_4_GLfloat_4f_raw
 443 #include "m_trans_tmp.h"
 444
 445 #define SZ 3
 446 #define INIT init_trans_3_GLfloat_raw
 447 #define DEST_4F  trans_3_GLfloat_4f_raw
 448 #define DEST_4UB trans_3_GLfloat_4ub_raw
 449 #define DEST_4US trans_3_GLfloat_4us_raw
 450 #define DEST_3F trans_3_GLfloat_3f_raw
 451 #include "m_trans_tmp.h"
 452
 453 #define SZ 2
 454 #define INIT init_trans_2_GLfloat_raw
 455 #define DEST_4F trans_2_GLfloat_4f_raw
 456 #include "m_trans_tmp.h"
 457
 458 #define SZ 1
 459 #define INIT init_trans_1_GLfloat_raw
 460 #define DEST_4F  trans_1_GLfloat_4f_raw
 461 #define DEST_1UB trans_1_GLfloat_1ub_raw
 462 #define DEST_1UI trans_1_GLfloat_1ui_raw
 463 #define DEST_1F trans_1_GLfloat_1f_raw
 464
 465 #include "m_trans_tmp.h"
 466
 467 #undef SRC
 468 #undef SRC_IDX
 469 #undef TRX_3F
 470 #undef TRX_4F
 471 #undef TRX_UB
 472 #undef TRX_US
 473 #undef TRX_UI
 474
 475
 476 static void trans_4_GLubyte_4ub_raw(GLubyte (*t)[4],
 477                                     CONST void *Ptr,
 478                                     GLuint stride,
 479                                     ARGS )
 480 {
 481    const GLubyte *f = (GLubyte *) Ptr + SRC_START * stride;
 482    GLuint i;
 483
 484    if (((((long) f | (long) stride)) & 3L) == 0L) {
 485       /* Aligned.
 486        */
 487       for (i = DST_START ; i < n ; i++, f += stride) {
 488          COPY_4UBV( t[i], f );
 489       }
 490    } else {
 491       for (i = DST_START ; i < n ; i++, f += stride) {
 492          t[i][0] = f[0];
 493          t[i][1] = f[1];
 494          t[i][2] = f[2];
 495          t[i][3] = f[3];
 496       }
 497    }
 498 }
 499
 500
 501 static void init_translate_raw(void)
 502 {
 503    MEMSET( TAB(_1ui), 0, sizeof(TAB(_1ui)) );
 504    MEMSET( TAB(_1ub), 0, sizeof(TAB(_1ub)) );
 505    MEMSET( TAB(_3f),  0, sizeof(TAB(_3f)) );
 506    MEMSET( TAB(_4ub), 0, sizeof(TAB(_4ub)) );
 507    MEMSET( TAB(_4us), 0, sizeof(TAB(_4us)) );
 508    MEMSET( TAB(_4f),  0, sizeof(TAB(_4f)) );
 509
 510    TAB(_4ub)[4][TYPE_IDX(GL_UNSIGNED_BYTE)] = trans_4_GLubyte_4ub_raw;
 511
 512    init_trans_4_GLbyte_raw();
 513    init_trans_3_GLbyte_raw();
 514    init_trans_2_GLbyte_raw();
 515    init_trans_1_GLbyte_raw();
 516    init_trans_1_GLubyte_raw();
 517    init_trans_3_GLubyte_raw();
 518    init_trans_4_GLshort_raw();
 519    init_trans_3_GLshort_raw();
 520    init_trans_2_GLshort_raw();
 521    init_trans_1_GLshort_raw();
 522    init_trans_4_GLushort_raw();
 523    init_trans_3_GLushort_raw();
 524    init_trans_2_GLushort_raw();
 525    init_trans_1_GLushort_raw();
 526    init_trans_4_GLint_raw();
 527    init_trans_3_GLint_raw();
 528    init_trans_2_GLint_raw();
 529    init_trans_1_GLint_raw();
 530    init_trans_4_GLuint_raw();
 531    init_trans_3_GLuint_raw();
 532    init_trans_2_GLuint_raw();
 533    init_trans_1_GLuint_raw();
 534    init_trans_4_GLdouble_raw();
 535    init_trans_3_GLdouble_raw();
 536    init_trans_2_GLdouble_raw();
 537    init_trans_1_GLdouble_raw();
 538    init_trans_4_GLfloat_raw();
 539    init_trans_3_GLfloat_raw();
 540    init_trans_2_GLfloat_raw();
 541    init_trans_1_GLfloat_raw();
 542 }
 543
 544
 545 #undef TAB
 546 #undef CLASS
 547 #undef ARGS
 548 #undef CHECK
 549 #undef SRC_START
 550 #undef DST_START
 551 #undef NEXT_F
 552 #undef NEXT_F2
 553
 554
 555
 556
 557
 558 void _math_init_translate( void )
 559 {
 560    init_translate_raw();
 561 }
 562
 563
 564
 565 void _math_trans_1f(GLfloat *to,
 566                     CONST void *ptr,
 567                     GLuint stride,
 568                     GLenum type,
 569                     GLuint start,
 570                     GLuint n )
 571 {
 572    _math_trans_1f_tab[TYPE_IDX(type)]( to, ptr, stride, start, n );
 573 }
 574
 575 void _math_trans_1ui(GLuint *to,
 576                      CONST void *ptr,
 577                      GLuint stride,
 578                      GLenum type,
 579                      GLuint start,
 580                      GLuint n )
 581 {
 582    _math_trans_1ui_tab[TYPE_IDX(type)]( to, ptr, stride, start, n );
 583 }
 584
 585 void _math_trans_1ub(GLubyte *to,
 586                      CONST void *ptr,
 587                      GLuint stride,
 588                      GLenum type,
 589                      GLuint start,
 590                      GLuint n )
 591 {
 592    _math_trans_1ub_tab[TYPE_IDX(type)]( to, ptr, stride, start, n );
 593 }
 594
 595
 596 void _math_trans_4ub(GLubyte (*to)[4],
 597                      CONST void *ptr,
 598                      GLuint stride,
 599                      GLenum type,
 600                      GLuint size,
 601                      GLuint start,
 602                      GLuint n )
 603 {
 604    _math_trans_4ub_tab[size][TYPE_IDX(type)]( to, ptr, stride, start, n );
 605 }
 606
 607 void _math_trans_4chan( GLchan (*to)[4],
 608                         CONST void *ptr,
 609                         GLuint stride,
 610                         GLenum type,
 611                         GLuint size,
 612                         GLuint start,
 613                         GLuint n )
 614 {
 615 #if CHAN_TYPE == GL_UNSIGNED_BYTE
 616    _math_trans_4ub( to, ptr, stride, type, size, start, n );
 617 #elif CHAN_TYPE == GL_UNSIGNED_SHORT
 618    _math_trans_4us( to, ptr, stride, type, size, start, n );
 619 #elif CHAN_TYPE == GL_FLOAT
 620    _math_trans_4f( to, ptr, stride, type, size, start, n );
 621 #endif
 622 }
 623
 624 void _math_trans_4us(GLushort (*to)[4],
 625                      CONST void *ptr,
 626                      GLuint stride,
 627                      GLenum type,
 628                      GLuint size,
 629                      GLuint start,
 630                      GLuint n )
 631 {
 632    _math_trans_4us_tab[size][TYPE_IDX(type)]( to, ptr, stride, start, n );
 633 }
 634
 635 void _math_trans_4f(GLfloat (*to)[4],
 636                     CONST void *ptr,
 637                     GLuint stride,
 638                     GLenum type,
 639                     GLuint size,
 640                     GLuint start,
 641                     GLuint n )
 642 {
 643    _math_trans_4f_tab[size][TYPE_IDX(type)]( to, ptr, stride, start, n );
 644 }
 645
 646 void _math_trans_3f(GLfloat (*to)[3],
 647                     CONST void *ptr,
 648                     GLuint stride,
 649                     GLenum type,
 650                     GLuint start,
 651                     GLuint n )
 652 {
 653    _math_trans_3f_tab[TYPE_IDX(type)]( to, ptr, stride, start, n );
 654 }
 655