src/mesa/drivers/glide/fxvb.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  5.1
   4  *
   5  * Copyright (C) 1999-2003  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  * KEITH WHITWELL, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
  21  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  22  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
  23  * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24  */
  25
  26 /* Authors:
  27  *    Keith Whitwell <keith@tungstengraphics.com>
  28  *    Daniel Borca <dborca@users.sourceforge.net>
  29  */
  30
  31 #ifdef HAVE_CONFIG_H
  32 #include "conf.h"
  33 #endif
  34
  35 #ifdef FX
  36
  37 #include "glheader.h"
  38 #include "mtypes.h"
  39 #include "imports.h"
  40 #include "macros.h"
  41 #include "colormac.h"
  42
  43 #include "math/m_translate.h"
  44 #include "swrast_setup/swrast_setup.h"
  45
  46 #include "tnl/tnl.h"
  47 #include "tnl/t_context.h"
  48
  49 #include "fxdrv.h"
  50
  51
  52 static void copy_pv( GLcontext *ctx, GLuint edst, GLuint esrc )
  53 {
  54    fxMesaContext fxMesa = FX_CONTEXT( ctx );
  55    GrVertex *dst = fxMesa->verts + edst;
  56    GrVertex *src = fxMesa->verts + esrc;
  57
  58    *(GLuint *)&dst->pargb = *(GLuint *)&src->pargb;
  59 }
  60
  61 static void copy_pv2( GLcontext *ctx, GLuint edst, GLuint esrc )
  62 {
  63    fxMesaContext fxMesa = FX_CONTEXT( ctx );
  64    GrVertex *dst = fxMesa->verts + edst;
  65    GrVertex *src = fxMesa->verts + esrc;
  66
  67    *(GLuint *)&dst->pargb = *(GLuint *)&src->pargb;
  68    *(GLuint *)&dst->pspec = *(GLuint *)&src->pspec;
  69 }
  70
  71 static struct {
  72    void               (*emit)( GLcontext *, GLuint, GLuint, void * );
  73    tnl_copy_pv_func     copy_pv;
  74    tnl_interp_func      interp;
  75    GLboolean          (*check_tex_sizes)( GLcontext *ctx );
  76    GLuint               vertex_format;
  77 } setup_tab[MAX_SETUP];
  78
  79
  80 #define GET_COLOR(ptr, idx) ((ptr)->data[idx])
  81
  82
  83 static void interp_extras( GLcontext *ctx,
  84                            GLfloat t,
  85                            GLuint dst, GLuint out, GLuint in,
  86                            GLboolean force_boundary )
  87 {
  88    struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
  89
  90    if (VB->ColorPtr[1]) {
  91       assert(VB->ColorPtr[1]->stride == 4 * sizeof(GLfloat));
  92
  93       INTERP_4F( t,
  94                  GET_COLOR(VB->ColorPtr[1], dst),
  95                  GET_COLOR(VB->ColorPtr[1], out),
  96                  GET_COLOR(VB->ColorPtr[1], in) );
  97
  98       if (VB->SecondaryColorPtr[1]) {
  99          INTERP_3F( t,
 100                     GET_COLOR(VB->SecondaryColorPtr[1], dst),
 101                     GET_COLOR(VB->SecondaryColorPtr[1], out),
 102                     GET_COLOR(VB->SecondaryColorPtr[1], in) );
 103       }
 104    }
 105
 106    if (VB->EdgeFlag) {
 107       VB->EdgeFlag[dst] = VB->EdgeFlag[out] || force_boundary;
 108    }
 109
 110    setup_tab[FX_CONTEXT(ctx)->SetupIndex].interp(ctx, t, dst, out, in,
 111                                                    force_boundary);
 112 }
 113
 114 static void copy_pv_extras( GLcontext *ctx, GLuint dst, GLuint src )
 115 {
 116    struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
 117
 118    if (VB->ColorPtr[1]) {
 119          COPY_4FV( GET_COLOR(VB->ColorPtr[1], dst),
 120                    GET_COLOR(VB->ColorPtr[1], src) );
 121
 122          if (VB->SecondaryColorPtr[1]) {
 123             COPY_3FV( GET_COLOR(VB->SecondaryColorPtr[1], dst),
 124                       GET_COLOR(VB->SecondaryColorPtr[1], src) );
 125          }
 126    }
 127
 128    setup_tab[FX_CONTEXT(ctx)->SetupIndex].copy_pv(ctx, dst, src);
 129 }
 130
 131
 132 #define IND (SETUP_XYZW|SETUP_RGBA)
 133 #define TAG(x) x##_wg
 134 #include "fxvbtmp.h"
 135
 136 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0)
 137 #define TAG(x) x##_wgt0
 138 #include "fxvbtmp.h"
 139
 140 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1)
 141 #define TAG(x) x##_wgt0t1
 142 #include "fxvbtmp.h"
 143
 144 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PTEX)
 145 #define TAG(x) x##_wgpt0
 146 #include "fxvbtmp.h"
 147
 148 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|\
 149              SETUP_PTEX)
 150 #define TAG(x) x##_wgpt0t1
 151 #include "fxvbtmp.h"
 152
 153 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_PSIZ)
 154 #define TAG(x) x##_wga
 155 #include "fxvbtmp.h"
 156
 157 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PSIZ)
 158 #define TAG(x) x##_wgt0a
 159 #include "fxvbtmp.h"
 160
 161 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|SETUP_PSIZ)
 162 #define TAG(x) x##_wgt0t1a
 163 #include "fxvbtmp.h"
 164
 165 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PTEX|SETUP_PSIZ)
 166 #define TAG(x) x##_wgpt0a
 167 #include "fxvbtmp.h"
 168
 169 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|\
 170              SETUP_PTEX|SETUP_PSIZ)
 171 #define TAG(x) x##_wgpt0t1a
 172 #include "fxvbtmp.h"
 173
 174
 175 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC)
 176 #define TAG(x) x##_2wg
 177 #include "fxvbtmp.h"
 178
 179 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0)
 180 #define TAG(x) x##_2wgt0
 181 #include "fxvbtmp.h"
 182
 183 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1)
 184 #define TAG(x) x##_2wgt0t1
 185 #include "fxvbtmp.h"
 186
 187 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PTEX)
 188 #define TAG(x) x##_2wgpt0
 189 #include "fxvbtmp.h"
 190
 191 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|\
 192              SETUP_PTEX)
 193 #define TAG(x) x##_2wgpt0t1
 194 #include "fxvbtmp.h"
 195
 196 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_PSIZ)
 197 #define TAG(x) x##_2wga
 198 #include "fxvbtmp.h"
 199
 200 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PSIZ)
 201 #define TAG(x) x##_2wgt0a
 202 #include "fxvbtmp.h"
 203
 204 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|SETUP_PSIZ)
 205 #define TAG(x) x##_2wgt0t1a
 206 #include "fxvbtmp.h"
 207
 208 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PTEX|SETUP_PSIZ)
 209 #define TAG(x) x##_2wgpt0a
 210 #include "fxvbtmp.h"
 211
 212 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|\
 213              SETUP_PTEX|SETUP_PSIZ)
 214 #define TAG(x) x##_2wgpt0t1a
 215 #include "fxvbtmp.h"
 216
 217 /* fog { */
 218 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_FOGC)
 219 #define TAG(x) x##_wgf
 220 #include "fxvbtmp.h"
 221
 222 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_FOGC)
 223 #define TAG(x) x##_wgt0f
 224 #include "fxvbtmp.h"
 225
 226 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|SETUP_FOGC)
 227 #define TAG(x) x##_wgt0t1f
 228 #include "fxvbtmp.h"
 229
 230 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PTEX|SETUP_FOGC)
 231 #define TAG(x) x##_wgpt0f
 232 #include "fxvbtmp.h"
 233
 234 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|\
 235              SETUP_PTEX|SETUP_FOGC)
 236 #define TAG(x) x##_wgpt0t1f
 237 #include "fxvbtmp.h"
 238
 239 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_PSIZ|SETUP_FOGC)
 240 #define TAG(x) x##_wgaf
 241 #include "fxvbtmp.h"
 242
 243 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PSIZ|SETUP_FOGC)
 244 #define TAG(x) x##_wgt0af
 245 #include "fxvbtmp.h"
 246
 247 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|SETUP_PSIZ|SETUP_FOGC)
 248 #define TAG(x) x##_wgt0t1af
 249 #include "fxvbtmp.h"
 250
 251 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 252 #define TAG(x) x##_wgpt0af
 253 #include "fxvbtmp.h"
 254
 255 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|\
 256              SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 257 #define TAG(x) x##_wgpt0t1af
 258 #include "fxvbtmp.h"
 259
 260
 261 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_FOGC)
 262 #define TAG(x) x##_2wgf
 263 #include "fxvbtmp.h"
 264
 265 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_FOGC)
 266 #define TAG(x) x##_2wgt0f
 267 #include "fxvbtmp.h"
 268
 269 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|SETUP_FOGC)
 270 #define TAG(x) x##_2wgt0t1f
 271 #include "fxvbtmp.h"
 272
 273 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PTEX|SETUP_FOGC)
 274 #define TAG(x) x##_2wgpt0f
 275 #include "fxvbtmp.h"
 276
 277 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|\
 278              SETUP_PTEX|SETUP_FOGC)
 279 #define TAG(x) x##_2wgpt0t1f
 280 #include "fxvbtmp.h"
 281
 282 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_PSIZ|SETUP_FOGC)
 283 #define TAG(x) x##_2wgaf
 284 #include "fxvbtmp.h"
 285
 286 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PSIZ|SETUP_FOGC)
 287 #define TAG(x) x##_2wgt0af
 288 #include "fxvbtmp.h"
 289
 290 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|SETUP_PSIZ|SETUP_FOGC)
 291 #define TAG(x) x##_2wgt0t1af
 292 #include "fxvbtmp.h"
 293
 294 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 295 #define TAG(x) x##_2wgpt0af
 296 #include "fxvbtmp.h"
 297
 298 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|\
 299              SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 300 #define TAG(x) x##_2wgpt0t1af
 301 #include "fxvbtmp.h"
 302 /* fog } */
 303
 304
 305 /* Snapping for voodoo-1
 306  */
 307 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA)
 308 #define TAG(x) x##_wsg
 309 #include "fxvbtmp.h"
 310
 311 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0)
 312 #define TAG(x) x##_wsgt0
 313 #include "fxvbtmp.h"
 314
 315 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 316              SETUP_TMU1)
 317 #define TAG(x) x##_wsgt0t1
 318 #include "fxvbtmp.h"
 319
 320 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 321              SETUP_PTEX)
 322 #define TAG(x) x##_wsgpt0
 323 #include "fxvbtmp.h"
 324
 325 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 326              SETUP_TMU1|SETUP_PTEX)
 327 #define TAG(x) x##_wsgpt0t1
 328 #include "fxvbtmp.h"
 329
 330 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_PSIZ)
 331 #define TAG(x) x##_wsga
 332 #include "fxvbtmp.h"
 333
 334 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|SETUP_PSIZ)
 335 #define TAG(x) x##_wsgt0a
 336 #include "fxvbtmp.h"
 337
 338 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 339              SETUP_TMU1|SETUP_PSIZ)
 340 #define TAG(x) x##_wsgt0t1a
 341 #include "fxvbtmp.h"
 342
 343 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 344              SETUP_PTEX|SETUP_PSIZ)
 345 #define TAG(x) x##_wsgpt0a
 346 #include "fxvbtmp.h"
 347
 348 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 349              SETUP_TMU1|SETUP_PTEX|SETUP_PSIZ)
 350 #define TAG(x) x##_wsgpt0t1a
 351 #include "fxvbtmp.h"
 352
 353
 354 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC)
 355 #define TAG(x) x##_2wsg
 356 #include "fxvbtmp.h"
 357
 358 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0)
 359 #define TAG(x) x##_2wsgt0
 360 #include "fxvbtmp.h"
 361
 362 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 363              SETUP_TMU1)
 364 #define TAG(x) x##_2wsgt0t1
 365 #include "fxvbtmp.h"
 366
 367 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 368              SETUP_PTEX)
 369 #define TAG(x) x##_2wsgpt0
 370 #include "fxvbtmp.h"
 371
 372 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 373              SETUP_TMU1|SETUP_PTEX)
 374 #define TAG(x) x##_2wsgpt0t1
 375 #include "fxvbtmp.h"
 376
 377 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_PSIZ)
 378 #define TAG(x) x##_2wsga
 379 #include "fxvbtmp.h"
 380
 381 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PSIZ)
 382 #define TAG(x) x##_2wsgt0a
 383 #include "fxvbtmp.h"
 384
 385 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 386              SETUP_TMU1|SETUP_PSIZ)
 387 #define TAG(x) x##_2wsgt0t1a
 388 #include "fxvbtmp.h"
 389
 390 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 391              SETUP_PTEX|SETUP_PSIZ)
 392 #define TAG(x) x##_2wsgpt0a
 393 #include "fxvbtmp.h"
 394
 395 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 396              SETUP_TMU1|SETUP_PTEX|SETUP_PSIZ)
 397 #define TAG(x) x##_2wsgpt0t1a
 398 #include "fxvbtmp.h"
 399
 400 /* fog { */
 401 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_FOGC)
 402 #define TAG(x) x##_wsgf
 403 #include "fxvbtmp.h"
 404
 405 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|SETUP_FOGC)
 406 #define TAG(x) x##_wsgt0f
 407 #include "fxvbtmp.h"
 408
 409 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 410              SETUP_TMU1|SETUP_FOGC)
 411 #define TAG(x) x##_wsgt0t1f
 412 #include "fxvbtmp.h"
 413
 414 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 415              SETUP_PTEX|SETUP_FOGC)
 416 #define TAG(x) x##_wsgpt0f
 417 #include "fxvbtmp.h"
 418
 419 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 420              SETUP_TMU1|SETUP_PTEX|SETUP_FOGC)
 421 #define TAG(x) x##_wsgpt0t1f
 422 #include "fxvbtmp.h"
 423
 424 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_PSIZ|SETUP_FOGC)
 425 #define TAG(x) x##_wsgaf
 426 #include "fxvbtmp.h"
 427
 428 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|SETUP_PSIZ|SETUP_FOGC)
 429 #define TAG(x) x##_wsgt0af
 430 #include "fxvbtmp.h"
 431
 432 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 433              SETUP_TMU1|SETUP_PSIZ|SETUP_FOGC)
 434 #define TAG(x) x##_wsgt0t1af
 435 #include "fxvbtmp.h"
 436
 437 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 438              SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 439 #define TAG(x) x##_wsgpt0af
 440 #include "fxvbtmp.h"
 441
 442 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 443              SETUP_TMU1|SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 444 #define TAG(x) x##_wsgpt0t1af
 445 #include "fxvbtmp.h"
 446
 447
 448 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_FOGC)
 449 #define TAG(x) x##_2wsgf
 450 #include "fxvbtmp.h"
 451
 452 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_FOGC)
 453 #define TAG(x) x##_2wsgt0f
 454 #include "fxvbtmp.h"
 455
 456 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 457              SETUP_TMU1|SETUP_FOGC)
 458 #define TAG(x) x##_2wsgt0t1f
 459 #include "fxvbtmp.h"
 460
 461 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 462              SETUP_PTEX|SETUP_FOGC)
 463 #define TAG(x) x##_2wsgpt0f
 464 #include "fxvbtmp.h"
 465
 466 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 467              SETUP_TMU1|SETUP_PTEX|SETUP_FOGC)
 468 #define TAG(x) x##_2wsgpt0t1f
 469 #include "fxvbtmp.h"
 470
 471 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_PSIZ|SETUP_FOGC)
 472 #define TAG(x) x##_2wsgaf
 473 #include "fxvbtmp.h"
 474
 475 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PSIZ|SETUP_FOGC)
 476 #define TAG(x) x##_2wsgt0af
 477 #include "fxvbtmp.h"
 478
 479 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 480              SETUP_TMU1|SETUP_PSIZ|SETUP_FOGC)
 481 #define TAG(x) x##_2wsgt0t1af
 482 #include "fxvbtmp.h"
 483
 484 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 485              SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 486 #define TAG(x) x##_2wsgpt0af
 487 #include "fxvbtmp.h"
 488
 489 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 490              SETUP_TMU1|SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 491 #define TAG(x) x##_2wsgpt0t1af
 492 #include "fxvbtmp.h"
 493 /* fog } */
 494
 495
 496 /* Vertex repair (multipass rendering)
 497  */
 498 #define IND (SETUP_RGBA)
 499 #define TAG(x) x##_g
 500 #include "fxvbtmp.h"
 501
 502 #define IND (SETUP_TMU0)
 503 #define TAG(x) x##_t0
 504 #include "fxvbtmp.h"
 505
 506 #define IND (SETUP_TMU0|SETUP_TMU1)
 507 #define TAG(x) x##_t0t1
 508 #include "fxvbtmp.h"
 509
 510 #define IND (SETUP_RGBA|SETUP_TMU0)
 511 #define TAG(x) x##_gt0
 512 #include "fxvbtmp.h"
 513
 514 #define IND (SETUP_RGBA|SETUP_TMU0|SETUP_TMU1)
 515 #define TAG(x) x##_gt0t1
 516 #include "fxvbtmp.h"
 517
 518
 519 #define IND (SETUP_RGBA|SETUP_SPEC)
 520 #define TAG(x) x##_2g
 521 #include "fxvbtmp.h"
 522
 523 #define IND (SETUP_TMU0|SETUP_SPEC)
 524 #define TAG(x) x##_2t0
 525 #include "fxvbtmp.h"
 526
 527 #define IND (SETUP_TMU0|SETUP_SPEC|SETUP_TMU1)
 528 #define TAG(x) x##_2t0t1
 529 #include "fxvbtmp.h"
 530
 531 #define IND (SETUP_RGBA|SETUP_SPEC|SETUP_TMU0)
 532 #define TAG(x) x##_2gt0
 533 #include "fxvbtmp.h"
 534
 535 #define IND (SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1)
 536 #define TAG(x) x##_2gt0t1
 537 #include "fxvbtmp.h"
 538
 539
 540
 541 static void init_setup_tab( void )
 542 {
 543    init_wg();
 544    init_wgt0();
 545    init_wgt0t1();
 546    init_wgpt0();
 547    init_wgpt0t1();
 548    init_wga();
 549    init_wgt0a();
 550    init_wgt0t1a();
 551    init_wgpt0a();
 552    init_wgpt0t1a();
 553     init_2wg();
 554     init_2wgt0();
 555     init_2wgt0t1();
 556     init_2wgpt0();
 557     init_2wgpt0t1();
 558     init_2wga();
 559     init_2wgt0a();
 560     init_2wgt0t1a();
 561     init_2wgpt0a();
 562     init_2wgpt0t1a();
 563    init_wgf();
 564    init_wgt0f();
 565    init_wgt0t1f();
 566    init_wgpt0f();
 567    init_wgpt0t1f();
 568    init_wgaf();
 569    init_wgt0af();
 570    init_wgt0t1af();
 571    init_wgpt0af();
 572    init_wgpt0t1af();
 573     init_2wgf();
 574     init_2wgt0f();
 575     init_2wgt0t1f();
 576     init_2wgpt0f();
 577     init_2wgpt0t1f();
 578     init_2wgaf();
 579     init_2wgt0af();
 580     init_2wgt0t1af();
 581     init_2wgpt0af();
 582     init_2wgpt0t1af();
 583
 584    init_wsg();
 585    init_wsgt0();
 586    init_wsgt0t1();
 587    init_wsgpt0();
 588    init_wsgpt0t1();
 589    init_wsga();
 590    init_wsgt0a();
 591    init_wsgt0t1a();
 592    init_wsgpt0a();
 593    init_wsgpt0t1a();
 594     init_2wsg();
 595     init_2wsgt0();
 596     init_2wsgt0t1();
 597     init_2wsgpt0();
 598     init_2wsgpt0t1();
 599     init_2wsga();
 600     init_2wsgt0a();
 601     init_2wsgt0t1a();
 602     init_2wsgpt0a();
 603     init_2wsgpt0t1a();
 604    init_wsgf();
 605    init_wsgt0f();
 606    init_wsgt0t1f();
 607    init_wsgpt0f();
 608    init_wsgpt0t1f();
 609    init_wsgaf();
 610    init_wsgt0af();
 611    init_wsgt0t1af();
 612    init_wsgpt0af();
 613    init_wsgpt0t1af();
 614     init_2wsgf();
 615     init_2wsgt0f();
 616     init_2wsgt0t1f();
 617     init_2wsgpt0f();
 618     init_2wsgpt0t1f();
 619     init_2wsgaf();
 620     init_2wsgt0af();
 621     init_2wsgt0t1af();
 622     init_2wsgpt0af();
 623     init_2wsgpt0t1af();
 624
 625    init_g();
 626    init_t0();
 627    init_t0t1();
 628    init_gt0();
 629    init_gt0t1();
 630     init_2g();
 631     init_2t0();
 632     init_2t0t1();
 633     init_2gt0();
 634     init_2gt0t1();
 635 }
 636
 637
 638 void fxPrintSetupFlags(char *msg, GLuint flags )
 639 {
 640    fprintf(stderr, "%s(%x): %s%s%s%s%s%s%s%s\n",
 641            msg,
 642            (int)flags,
 643            (flags & SETUP_XYZW)     ? " xyzw," : "",
 644            (flags & SETUP_SNAP)     ? " snap," : "",
 645            (flags & SETUP_RGBA)     ? " rgba," : "",
 646            (flags & SETUP_TMU0)     ? " tex-0," : "",
 647            (flags & SETUP_TMU1)     ? " tex-1," : "",
 648            (flags & SETUP_PSIZ)     ? " psiz," : "",
 649            (flags & SETUP_SPEC)     ? " spec," : "",
 650            (flags & SETUP_FOGC)     ? " fog," : "");
 651 }
 652
 653
 654
 655 void fxCheckTexSizes( GLcontext *ctx )
 656 {
 657    TNLcontext *tnl = TNL_CONTEXT(ctx);
 658    fxMesaContext fxMesa = FX_CONTEXT( ctx );
 659
 660    if (!setup_tab[fxMesa->SetupIndex].check_tex_sizes(ctx)) {
 661       GLuint ind = fxMesa->SetupIndex |= (SETUP_PTEX|SETUP_RGBA);
 662
 663       /* Tdfx handles projective textures nicely; just have to change
 664        * up to the new vertex format.
 665        */
 666       if (setup_tab[ind].vertex_format != fxMesa->stw_hint_state) {
 667
 668          fxMesa->stw_hint_state = setup_tab[ind].vertex_format;
 669          FX_grHints(GR_HINT_STWHINT, fxMesa->stw_hint_state);
 670
 671          /* This is required as we have just changed the vertex
 672           * format, so the interp routines must also change.
 673           * In the unfilled and twosided cases we are using the
 674           * Extras ones anyway, so leave them in place.
 675           */
 676          if (!(ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED))) {
 677             tnl->Driver.Render.Interp = setup_tab[fxMesa->SetupIndex].interp;
 678          }
 679       }
 680    }
 681 }
 682
 683
 684 void fxBuildVertices( GLcontext *ctx, GLuint start, GLuint count,
 685                         GLuint newinputs )
 686 {
 687    fxMesaContext fxMesa = FX_CONTEXT( ctx );
 688    GrVertex *v = (fxMesa->verts + start);
 689
 690    if (!newinputs)
 691       return;
 692
 693    if (newinputs & VERT_BIT_POS) {
 694       setup_tab[fxMesa->SetupIndex].emit( ctx, start, count, v );
 695    } else {
 696       GLuint ind = 0;
 697
 698       /* [dBorca] masked by VERT_BIT_POS ?!?
 699       if (newinputs & VERT_BIT_POINT_SIZE)
 700          ind |= SETUP_PSIZ;*/
 701
 702       if (newinputs & VERT_BIT_COLOR0)
 703          ind |= SETUP_RGBA;
 704
 705       if (newinputs & VERT_BIT_COLOR1)
 706          ind |= SETUP_SPEC;
 707
 708       if (newinputs & VERT_BIT_FOG)
 709          ind |= SETUP_FOGC;
 710
 711       if (newinputs & VERT_BIT_TEX0)
 712          ind |= SETUP_TMU0;
 713
 714       if (newinputs & VERT_BIT_TEX1)
 715          ind |= SETUP_TMU0|SETUP_TMU1;
 716
 717       if (fxMesa->SetupIndex & SETUP_PTEX)
 718          ind = ~0;
 719
 720       ind &= fxMesa->SetupIndex;
 721
 722       if (ind) {
 723          setup_tab[ind].emit( ctx, start, count, v );
 724       }
 725    }
 726 }
 727
 728
 729 void fxChooseVertexState( GLcontext *ctx )
 730 {
 731    TNLcontext *tnl = TNL_CONTEXT(ctx);
 732    fxMesaContext fxMesa = FX_CONTEXT( ctx );
 733    GLuint ind = SETUP_XYZW|SETUP_RGBA;
 734
 735    if (fxMesa->snapVertices)
 736       ind |= SETUP_SNAP;
 737
 738    fxMesa->tmu_source[0] = 0;
 739    fxMesa->tmu_source[1] = 1;
 740
 741    if (ctx->Texture._EnabledUnits & 0x2) {
 742       if (ctx->Texture._EnabledUnits & 0x1) {
 743          ind |= SETUP_TMU1;
 744       }
 745       ind |= SETUP_TMU0;
 746       fxMesa->tmu_source[0] = 1;
 747       fxMesa->tmu_source[1] = 0;
 748    }
 749    else if (ctx->Texture._EnabledUnits & 0x1) {
 750       ind |= SETUP_TMU0;
 751    }
 752
 753    if (ctx->_TriangleCaps & DD_POINT_ATTEN) {
 754       ind |= SETUP_PSIZ;
 755    }
 756
 757    if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) {
 758       ind |= SETUP_SPEC;
 759    }
 760
 761    if (ctx->Fog.FogCoordinateSource == GL_FOG_COORDINATE_EXT) {
 762       ind |= SETUP_FOGC;
 763    }
 764
 765    fxMesa->SetupIndex = ind;
 766
 767    if (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED)) {
 768       tnl->Driver.Render.Interp = interp_extras;
 769       tnl->Driver.Render.CopyPV = copy_pv_extras;
 770    } else {
 771       tnl->Driver.Render.Interp = setup_tab[ind].interp;
 772       tnl->Driver.Render.CopyPV = setup_tab[ind].copy_pv;
 773    }
 774
 775    if (setup_tab[ind].vertex_format != fxMesa->stw_hint_state) {
 776       fxMesa->stw_hint_state = setup_tab[ind].vertex_format;
 777       FX_grHints(GR_HINT_STWHINT, fxMesa->stw_hint_state);
 778    }
 779 }
 780
 781
 782
 783 void fxAllocVB( GLcontext *ctx )
 784 {
 785    fxMesaContext fxMesa = FX_CONTEXT(ctx);
 786    GLuint size = TNL_CONTEXT(ctx)->vb.Size;
 787    static int firsttime = 1;
 788    if (firsttime) {
 789       init_setup_tab();
 790       firsttime = 0;
 791    }
 792
 793    fxMesa->verts = (GrVertex *)ALIGN_MALLOC(size * sizeof(GrVertex), 32);
 794    fxMesa->SetupIndex = SETUP_XYZW|SETUP_RGBA;
 795 }
 796
 797
 798 void fxFreeVB( GLcontext *ctx )
 799 {
 800    fxMesaContext fxMesa = FX_CONTEXT(ctx);
 801    if (fxMesa->verts) {
 802       ALIGN_FREE(fxMesa->verts);
 803       fxMesa->verts = 0;
 804    }
 805 }
 806 #else
 807
 808
 809 /*
 810  * Need this to provide at least one external definition.
 811  */
 812
 813 extern int gl_fx_dummy_function_vb(void);
 814 int
 815 gl_fx_dummy_function_vb(void)
 816 {
 817    return 0;
 818 }
 819
 820 #endif /* FX */