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 "main/glheader.h"
  38 #include "main/mtypes.h"
  39 #include "main/imports.h"
  40 #include "main/macros.h"
  41 #include "main/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 #if FX_PACKEDCOLOR
  59    *(GLuint *)&dst->pargb = *(GLuint *)&src->pargb;
  60 #else  /* !FX_PACKEDCOLOR */
  61    COPY_FLOAT(dst->r, src->r);
  62    COPY_FLOAT(dst->g, src->g);
  63    COPY_FLOAT(dst->b, src->b);
  64    COPY_FLOAT(dst->a, src->a);
  65 #endif /* !FX_PACKEDCOLOR */
  66 }
  67
  68 static void copy_pv2( GLcontext *ctx, GLuint edst, GLuint esrc )
  69 {
  70    fxMesaContext fxMesa = FX_CONTEXT( ctx );
  71    GrVertex *dst = fxMesa->verts + edst;
  72    GrVertex *src = fxMesa->verts + esrc;
  73
  74 #if FX_PACKEDCOLOR
  75    *(GLuint *)&dst->pargb = *(GLuint *)&src->pargb;
  76    *(GLuint *)&dst->pspec = *(GLuint *)&src->pspec;
  77 #else  /* !FX_PACKEDCOLOR */
  78    COPY_FLOAT(dst->r, src->r);
  79    COPY_FLOAT(dst->g, src->g);
  80    COPY_FLOAT(dst->b, src->b);
  81    COPY_FLOAT(dst->a, src->a);
  82    COPY_FLOAT(dst->r1, src->r1);
  83    COPY_FLOAT(dst->g1, src->g1);
  84    COPY_FLOAT(dst->b1, src->b1);
  85 #endif /* !FX_PACKEDCOLOR */
  86 }
  87
  88 static struct {
  89    void               (*emit) (GLcontext *ctx, GLuint start, GLuint end, void *dest);
  90    tnl_copy_pv_func     copy_pv;
  91    tnl_interp_func      interp;
  92    GLboolean          (*check_tex_sizes) (GLcontext *ctx);
  93    GLuint               vertex_format;
  94 } setup_tab[MAX_SETUP];
  95
  96
  97 #define GET_COLOR(ptr, idx) ((ptr)->data[idx])
  98
  99
 100 static void interp_extras( GLcontext *ctx,
 101                            GLfloat t,
 102                            GLuint dst, GLuint out, GLuint in,
 103                            GLboolean force_boundary )
 104 {
 105    struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
 106
 107    if (VB->BackfaceColorPtr) {
 108       /* If stride is zero, BackfaceColorPtr is constant across the VB, so
 109        * there is no point interpolating between two values as they will
 110        * be identical.  This case is handled in t_dd_tritmp.h
 111        */
 112       if (VB->BackfaceColorPtr->stride) {
 113          assert(VB->BackfaceColorPtr->stride == 4 * sizeof(GLfloat));
 114          INTERP_4F( t,
 115                     GET_COLOR(VB->BackfaceColorPtr, dst),
 116                     GET_COLOR(VB->BackfaceColorPtr, out),
 117                     GET_COLOR(VB->BackfaceColorPtr, in) );
 118       }
 119
 120       if (VB->BackfaceSecondaryColorPtr) {
 121          INTERP_3F( t,
 122                     GET_COLOR(VB->BackfaceSecondaryColorPtr, dst),
 123                     GET_COLOR(VB->BackfaceSecondaryColorPtr, out),
 124                     GET_COLOR(VB->BackfaceSecondaryColorPtr, in) );
 125       }
 126    }
 127
 128    if (VB->EdgeFlag) {
 129       VB->EdgeFlag[dst] = VB->EdgeFlag[out] || force_boundary;
 130    }
 131
 132    setup_tab[FX_CONTEXT(ctx)->SetupIndex].interp(ctx, t, dst, out, in,
 133                                                    force_boundary);
 134 }
 135
 136 static void copy_pv_extras( GLcontext *ctx, GLuint dst, GLuint src )
 137 {
 138    struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
 139
 140    if (VB->BackfaceColorPtr) {
 141          COPY_4FV( GET_COLOR(VB->BackfaceColorPtr, dst),
 142                    GET_COLOR(VB->BackfaceColorPtr, src) );
 143
 144          if (VB->BackfaceSecondaryColorPtr) {
 145             COPY_3FV( GET_COLOR(VB->BackfaceSecondaryColorPtr, dst),
 146                       GET_COLOR(VB->BackfaceSecondaryColorPtr, src) );
 147          }
 148    }
 149
 150    setup_tab[FX_CONTEXT(ctx)->SetupIndex].copy_pv(ctx, dst, src);
 151 }
 152
 153
 154 #define IND (SETUP_XYZW|SETUP_RGBA)
 155 #define TAG(x) x##_wg
 156 #include "fxvbtmp.h"
 157
 158 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0)
 159 #define TAG(x) x##_wgt0
 160 #include "fxvbtmp.h"
 161
 162 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1)
 163 #define TAG(x) x##_wgt0t1
 164 #include "fxvbtmp.h"
 165
 166 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PTEX)
 167 #define TAG(x) x##_wgpt0
 168 #include "fxvbtmp.h"
 169
 170 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|\
 171              SETUP_PTEX)
 172 #define TAG(x) x##_wgpt0t1
 173 #include "fxvbtmp.h"
 174
 175 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_PSIZ)
 176 #define TAG(x) x##_wga
 177 #include "fxvbtmp.h"
 178
 179 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PSIZ)
 180 #define TAG(x) x##_wgt0a
 181 #include "fxvbtmp.h"
 182
 183 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|SETUP_PSIZ)
 184 #define TAG(x) x##_wgt0t1a
 185 #include "fxvbtmp.h"
 186
 187 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PTEX|SETUP_PSIZ)
 188 #define TAG(x) x##_wgpt0a
 189 #include "fxvbtmp.h"
 190
 191 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|\
 192              SETUP_PTEX|SETUP_PSIZ)
 193 #define TAG(x) x##_wgpt0t1a
 194 #include "fxvbtmp.h"
 195
 196
 197 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC)
 198 #define TAG(x) x##_2wg
 199 #include "fxvbtmp.h"
 200
 201 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0)
 202 #define TAG(x) x##_2wgt0
 203 #include "fxvbtmp.h"
 204
 205 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1)
 206 #define TAG(x) x##_2wgt0t1
 207 #include "fxvbtmp.h"
 208
 209 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PTEX)
 210 #define TAG(x) x##_2wgpt0
 211 #include "fxvbtmp.h"
 212
 213 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|\
 214              SETUP_PTEX)
 215 #define TAG(x) x##_2wgpt0t1
 216 #include "fxvbtmp.h"
 217
 218 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_PSIZ)
 219 #define TAG(x) x##_2wga
 220 #include "fxvbtmp.h"
 221
 222 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PSIZ)
 223 #define TAG(x) x##_2wgt0a
 224 #include "fxvbtmp.h"
 225
 226 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|SETUP_PSIZ)
 227 #define TAG(x) x##_2wgt0t1a
 228 #include "fxvbtmp.h"
 229
 230 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PTEX|SETUP_PSIZ)
 231 #define TAG(x) x##_2wgpt0a
 232 #include "fxvbtmp.h"
 233
 234 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|\
 235              SETUP_PTEX|SETUP_PSIZ)
 236 #define TAG(x) x##_2wgpt0t1a
 237 #include "fxvbtmp.h"
 238
 239 /* fog { */
 240 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_FOGC)
 241 #define TAG(x) x##_wgf
 242 #include "fxvbtmp.h"
 243
 244 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_FOGC)
 245 #define TAG(x) x##_wgt0f
 246 #include "fxvbtmp.h"
 247
 248 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|SETUP_FOGC)
 249 #define TAG(x) x##_wgt0t1f
 250 #include "fxvbtmp.h"
 251
 252 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PTEX|SETUP_FOGC)
 253 #define TAG(x) x##_wgpt0f
 254 #include "fxvbtmp.h"
 255
 256 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|\
 257              SETUP_PTEX|SETUP_FOGC)
 258 #define TAG(x) x##_wgpt0t1f
 259 #include "fxvbtmp.h"
 260
 261 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_PSIZ|SETUP_FOGC)
 262 #define TAG(x) x##_wgaf
 263 #include "fxvbtmp.h"
 264
 265 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PSIZ|SETUP_FOGC)
 266 #define TAG(x) x##_wgt0af
 267 #include "fxvbtmp.h"
 268
 269 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|SETUP_PSIZ|SETUP_FOGC)
 270 #define TAG(x) x##_wgt0t1af
 271 #include "fxvbtmp.h"
 272
 273 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 274 #define TAG(x) x##_wgpt0af
 275 #include "fxvbtmp.h"
 276
 277 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_TMU0|SETUP_TMU1|\
 278              SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 279 #define TAG(x) x##_wgpt0t1af
 280 #include "fxvbtmp.h"
 281
 282
 283 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_FOGC)
 284 #define TAG(x) x##_2wgf
 285 #include "fxvbtmp.h"
 286
 287 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_FOGC)
 288 #define TAG(x) x##_2wgt0f
 289 #include "fxvbtmp.h"
 290
 291 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|SETUP_FOGC)
 292 #define TAG(x) x##_2wgt0t1f
 293 #include "fxvbtmp.h"
 294
 295 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PTEX|SETUP_FOGC)
 296 #define TAG(x) x##_2wgpt0f
 297 #include "fxvbtmp.h"
 298
 299 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|\
 300              SETUP_PTEX|SETUP_FOGC)
 301 #define TAG(x) x##_2wgpt0t1f
 302 #include "fxvbtmp.h"
 303
 304 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_PSIZ|SETUP_FOGC)
 305 #define TAG(x) x##_2wgaf
 306 #include "fxvbtmp.h"
 307
 308 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PSIZ|SETUP_FOGC)
 309 #define TAG(x) x##_2wgt0af
 310 #include "fxvbtmp.h"
 311
 312 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|SETUP_PSIZ|SETUP_FOGC)
 313 #define TAG(x) x##_2wgt0t1af
 314 #include "fxvbtmp.h"
 315
 316 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 317 #define TAG(x) x##_2wgpt0af
 318 #include "fxvbtmp.h"
 319
 320 #define IND (SETUP_XYZW|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1|\
 321              SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 322 #define TAG(x) x##_2wgpt0t1af
 323 #include "fxvbtmp.h"
 324 /* fog } */
 325
 326
 327 /* Snapping for voodoo-1
 328  */
 329 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA)
 330 #define TAG(x) x##_wsg
 331 #include "fxvbtmp.h"
 332
 333 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0)
 334 #define TAG(x) x##_wsgt0
 335 #include "fxvbtmp.h"
 336
 337 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 338              SETUP_TMU1)
 339 #define TAG(x) x##_wsgt0t1
 340 #include "fxvbtmp.h"
 341
 342 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 343              SETUP_PTEX)
 344 #define TAG(x) x##_wsgpt0
 345 #include "fxvbtmp.h"
 346
 347 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 348              SETUP_TMU1|SETUP_PTEX)
 349 #define TAG(x) x##_wsgpt0t1
 350 #include "fxvbtmp.h"
 351
 352 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_PSIZ)
 353 #define TAG(x) x##_wsga
 354 #include "fxvbtmp.h"
 355
 356 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|SETUP_PSIZ)
 357 #define TAG(x) x##_wsgt0a
 358 #include "fxvbtmp.h"
 359
 360 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 361              SETUP_TMU1|SETUP_PSIZ)
 362 #define TAG(x) x##_wsgt0t1a
 363 #include "fxvbtmp.h"
 364
 365 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 366              SETUP_PTEX|SETUP_PSIZ)
 367 #define TAG(x) x##_wsgpt0a
 368 #include "fxvbtmp.h"
 369
 370 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 371              SETUP_TMU1|SETUP_PTEX|SETUP_PSIZ)
 372 #define TAG(x) x##_wsgpt0t1a
 373 #include "fxvbtmp.h"
 374
 375
 376 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC)
 377 #define TAG(x) x##_2wsg
 378 #include "fxvbtmp.h"
 379
 380 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0)
 381 #define TAG(x) x##_2wsgt0
 382 #include "fxvbtmp.h"
 383
 384 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 385              SETUP_TMU1)
 386 #define TAG(x) x##_2wsgt0t1
 387 #include "fxvbtmp.h"
 388
 389 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 390              SETUP_PTEX)
 391 #define TAG(x) x##_2wsgpt0
 392 #include "fxvbtmp.h"
 393
 394 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 395              SETUP_TMU1|SETUP_PTEX)
 396 #define TAG(x) x##_2wsgpt0t1
 397 #include "fxvbtmp.h"
 398
 399 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_PSIZ)
 400 #define TAG(x) x##_2wsga
 401 #include "fxvbtmp.h"
 402
 403 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PSIZ)
 404 #define TAG(x) x##_2wsgt0a
 405 #include "fxvbtmp.h"
 406
 407 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 408              SETUP_TMU1|SETUP_PSIZ)
 409 #define TAG(x) x##_2wsgt0t1a
 410 #include "fxvbtmp.h"
 411
 412 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 413              SETUP_PTEX|SETUP_PSIZ)
 414 #define TAG(x) x##_2wsgpt0a
 415 #include "fxvbtmp.h"
 416
 417 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 418              SETUP_TMU1|SETUP_PTEX|SETUP_PSIZ)
 419 #define TAG(x) x##_2wsgpt0t1a
 420 #include "fxvbtmp.h"
 421
 422 /* fog { */
 423 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_FOGC)
 424 #define TAG(x) x##_wsgf
 425 #include "fxvbtmp.h"
 426
 427 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|SETUP_FOGC)
 428 #define TAG(x) x##_wsgt0f
 429 #include "fxvbtmp.h"
 430
 431 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 432              SETUP_TMU1|SETUP_FOGC)
 433 #define TAG(x) x##_wsgt0t1f
 434 #include "fxvbtmp.h"
 435
 436 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 437              SETUP_PTEX|SETUP_FOGC)
 438 #define TAG(x) x##_wsgpt0f
 439 #include "fxvbtmp.h"
 440
 441 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 442              SETUP_TMU1|SETUP_PTEX|SETUP_FOGC)
 443 #define TAG(x) x##_wsgpt0t1f
 444 #include "fxvbtmp.h"
 445
 446 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_PSIZ|SETUP_FOGC)
 447 #define TAG(x) x##_wsgaf
 448 #include "fxvbtmp.h"
 449
 450 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|SETUP_PSIZ|SETUP_FOGC)
 451 #define TAG(x) x##_wsgt0af
 452 #include "fxvbtmp.h"
 453
 454 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 455              SETUP_TMU1|SETUP_PSIZ|SETUP_FOGC)
 456 #define TAG(x) x##_wsgt0t1af
 457 #include "fxvbtmp.h"
 458
 459 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 460              SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 461 #define TAG(x) x##_wsgpt0af
 462 #include "fxvbtmp.h"
 463
 464 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_TMU0|\
 465              SETUP_TMU1|SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 466 #define TAG(x) x##_wsgpt0t1af
 467 #include "fxvbtmp.h"
 468
 469
 470 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_FOGC)
 471 #define TAG(x) x##_2wsgf
 472 #include "fxvbtmp.h"
 473
 474 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_FOGC)
 475 #define TAG(x) x##_2wsgt0f
 476 #include "fxvbtmp.h"
 477
 478 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 479              SETUP_TMU1|SETUP_FOGC)
 480 #define TAG(x) x##_2wsgt0t1f
 481 #include "fxvbtmp.h"
 482
 483 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 484              SETUP_PTEX|SETUP_FOGC)
 485 #define TAG(x) x##_2wsgpt0f
 486 #include "fxvbtmp.h"
 487
 488 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 489              SETUP_TMU1|SETUP_PTEX|SETUP_FOGC)
 490 #define TAG(x) x##_2wsgpt0t1f
 491 #include "fxvbtmp.h"
 492
 493 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_PSIZ|SETUP_FOGC)
 494 #define TAG(x) x##_2wsgaf
 495 #include "fxvbtmp.h"
 496
 497 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_PSIZ|SETUP_FOGC)
 498 #define TAG(x) x##_2wsgt0af
 499 #include "fxvbtmp.h"
 500
 501 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 502              SETUP_TMU1|SETUP_PSIZ|SETUP_FOGC)
 503 #define TAG(x) x##_2wsgt0t1af
 504 #include "fxvbtmp.h"
 505
 506 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 507              SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 508 #define TAG(x) x##_2wsgpt0af
 509 #include "fxvbtmp.h"
 510
 511 #define IND (SETUP_XYZW|SETUP_SNAP|SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|\
 512              SETUP_TMU1|SETUP_PTEX|SETUP_PSIZ|SETUP_FOGC)
 513 #define TAG(x) x##_2wsgpt0t1af
 514 #include "fxvbtmp.h"
 515 /* fog } */
 516
 517
 518 /* Vertex repair (multipass rendering)
 519  */
 520 #define IND (SETUP_RGBA)
 521 #define TAG(x) x##_g
 522 #include "fxvbtmp.h"
 523
 524 #define IND (SETUP_TMU0)
 525 #define TAG(x) x##_t0
 526 #include "fxvbtmp.h"
 527
 528 #define IND (SETUP_TMU0|SETUP_TMU1)
 529 #define TAG(x) x##_t0t1
 530 #include "fxvbtmp.h"
 531
 532 #define IND (SETUP_RGBA|SETUP_TMU0)
 533 #define TAG(x) x##_gt0
 534 #include "fxvbtmp.h"
 535
 536 #define IND (SETUP_RGBA|SETUP_TMU0|SETUP_TMU1)
 537 #define TAG(x) x##_gt0t1
 538 #include "fxvbtmp.h"
 539
 540
 541 #define IND (SETUP_RGBA|SETUP_SPEC)
 542 #define TAG(x) x##_2g
 543 #include "fxvbtmp.h"
 544
 545 #define IND (SETUP_TMU0|SETUP_SPEC)
 546 #define TAG(x) x##_2t0
 547 #include "fxvbtmp.h"
 548
 549 #define IND (SETUP_TMU0|SETUP_SPEC|SETUP_TMU1)
 550 #define TAG(x) x##_2t0t1
 551 #include "fxvbtmp.h"
 552
 553 #define IND (SETUP_RGBA|SETUP_SPEC|SETUP_TMU0)
 554 #define TAG(x) x##_2gt0
 555 #include "fxvbtmp.h"
 556
 557 #define IND (SETUP_RGBA|SETUP_SPEC|SETUP_TMU0|SETUP_TMU1)
 558 #define TAG(x) x##_2gt0t1
 559 #include "fxvbtmp.h"
 560
 561
 562
 563 static void init_setup_tab( void )
 564 {
 565    init_wg();
 566    init_wgt0();
 567    init_wgt0t1();
 568    init_wgpt0();
 569    init_wgpt0t1();
 570    init_wga();
 571    init_wgt0a();
 572    init_wgt0t1a();
 573    init_wgpt0a();
 574    init_wgpt0t1a();
 575     init_2wg();
 576     init_2wgt0();
 577     init_2wgt0t1();
 578     init_2wgpt0();
 579     init_2wgpt0t1();
 580     init_2wga();
 581     init_2wgt0a();
 582     init_2wgt0t1a();
 583     init_2wgpt0a();
 584     init_2wgpt0t1a();
 585    init_wgf();
 586    init_wgt0f();
 587    init_wgt0t1f();
 588    init_wgpt0f();
 589    init_wgpt0t1f();
 590    init_wgaf();
 591    init_wgt0af();
 592    init_wgt0t1af();
 593    init_wgpt0af();
 594    init_wgpt0t1af();
 595     init_2wgf();
 596     init_2wgt0f();
 597     init_2wgt0t1f();
 598     init_2wgpt0f();
 599     init_2wgpt0t1f();
 600     init_2wgaf();
 601     init_2wgt0af();
 602     init_2wgt0t1af();
 603     init_2wgpt0af();
 604     init_2wgpt0t1af();
 605
 606    init_wsg();
 607    init_wsgt0();
 608    init_wsgt0t1();
 609    init_wsgpt0();
 610    init_wsgpt0t1();
 611    init_wsga();
 612    init_wsgt0a();
 613    init_wsgt0t1a();
 614    init_wsgpt0a();
 615    init_wsgpt0t1a();
 616     init_2wsg();
 617     init_2wsgt0();
 618     init_2wsgt0t1();
 619     init_2wsgpt0();
 620     init_2wsgpt0t1();
 621     init_2wsga();
 622     init_2wsgt0a();
 623     init_2wsgt0t1a();
 624     init_2wsgpt0a();
 625     init_2wsgpt0t1a();
 626    init_wsgf();
 627    init_wsgt0f();
 628    init_wsgt0t1f();
 629    init_wsgpt0f();
 630    init_wsgpt0t1f();
 631    init_wsgaf();
 632    init_wsgt0af();
 633    init_wsgt0t1af();
 634    init_wsgpt0af();
 635    init_wsgpt0t1af();
 636     init_2wsgf();
 637     init_2wsgt0f();
 638     init_2wsgt0t1f();
 639     init_2wsgpt0f();
 640     init_2wsgpt0t1f();
 641     init_2wsgaf();
 642     init_2wsgt0af();
 643     init_2wsgt0t1af();
 644     init_2wsgpt0af();
 645     init_2wsgpt0t1af();
 646
 647    init_g();
 648    init_t0();
 649    init_t0t1();
 650    init_gt0();
 651    init_gt0t1();
 652     init_2g();
 653     init_2t0();
 654     init_2t0t1();
 655     init_2gt0();
 656     init_2gt0t1();
 657 }
 658
 659
 660 void fxPrintSetupFlags(char *msg, GLuint flags )
 661 {
 662    fprintf(stderr, "%s(%x): %s%s%s%s%s%s%s%s\n",
 663            msg,
 664            (int)flags,
 665            (flags & SETUP_XYZW)     ? " xyzw," : "",
 666            (flags & SETUP_SNAP)     ? " snap," : "",
 667            (flags & SETUP_RGBA)     ? " rgba," : "",
 668            (flags & SETUP_TMU0)     ? " tex-0," : "",
 669            (flags & SETUP_TMU1)     ? " tex-1," : "",
 670            (flags & SETUP_PSIZ)     ? " psiz," : "",
 671            (flags & SETUP_SPEC)     ? " spec," : "",
 672            (flags & SETUP_FOGC)     ? " fog," : "");
 673 }
 674
 675
 676
 677 void fxCheckTexSizes( GLcontext *ctx )
 678 {
 679    TNLcontext *tnl = TNL_CONTEXT(ctx);
 680    fxMesaContext fxMesa = FX_CONTEXT( ctx );
 681
 682    if (!setup_tab[fxMesa->SetupIndex].check_tex_sizes(ctx)) {
 683       GLuint ind = fxMesa->SetupIndex |= (SETUP_PTEX|SETUP_RGBA);
 684
 685       /* Tdfx handles projective textures nicely; just have to change
 686        * up to the new vertex format.
 687        */
 688       if (setup_tab[ind].vertex_format != fxMesa->stw_hint_state) {
 689
 690          fxMesa->stw_hint_state = setup_tab[ind].vertex_format;
 691          FX_grHints(GR_HINT_STWHINT, fxMesa->stw_hint_state);
 692
 693          /* This is required as we have just changed the vertex
 694           * format, so the interp routines must also change.
 695           * In the unfilled and twosided cases we are using the
 696           * Extras ones anyway, so leave them in place.
 697           */
 698          if (!(ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED))) {
 699             tnl->Driver.Render.Interp = setup_tab[fxMesa->SetupIndex].interp;
 700          }
 701       }
 702    }
 703 }
 704
 705
 706 void fxBuildVertices( GLcontext *ctx, GLuint start, GLuint end,
 707                         GLuint newinputs )
 708 {
 709    fxMesaContext fxMesa = FX_CONTEXT( ctx );
 710    GrVertex *v = (fxMesa->verts + start);
 711
 712    if (!newinputs)
 713       return;
 714
 715    if (newinputs & VERT_BIT_POS) {
 716       setup_tab[fxMesa->SetupIndex].emit( ctx, start, end, v );
 717    } else {
 718       GLuint ind = 0;
 719
 720       if (newinputs & VERT_BIT_COLOR0)
 721          ind |= SETUP_RGBA;
 722
 723       if (newinputs & VERT_BIT_COLOR1)
 724          ind |= SETUP_SPEC;
 725
 726       if (newinputs & VERT_BIT_FOG)
 727          ind |= SETUP_FOGC;
 728
 729       if (newinputs & VERT_BIT_TEX0)
 730          ind |= SETUP_TMU0;
 731
 732       if (newinputs & VERT_BIT_TEX1)
 733          ind |= SETUP_TMU0|SETUP_TMU1;
 734
 735       if (fxMesa->SetupIndex & SETUP_PTEX)
 736          ind = ~0;
 737
 738       ind &= fxMesa->SetupIndex;
 739
 740       if (ind) {
 741          setup_tab[ind].emit( ctx, start, end, v );
 742       }
 743    }
 744 }
 745
 746
 747 void fxChooseVertexState( GLcontext *ctx )
 748 {
 749    TNLcontext *tnl = TNL_CONTEXT(ctx);
 750    fxMesaContext fxMesa = FX_CONTEXT( ctx );
 751    GLuint ind = SETUP_XYZW|SETUP_RGBA;
 752
 753    if (fxMesa->snapVertices)
 754       ind |= SETUP_SNAP;
 755
 756    fxMesa->tmu_source[0] = 0;
 757    fxMesa->tmu_source[1] = 1;
 758
 759    if (ctx->Texture._EnabledUnits & 0x2) {
 760       if (ctx->Texture._EnabledUnits & 0x1) {
 761          ind |= SETUP_TMU1;
 762       }
 763       ind |= SETUP_TMU0;
 764       fxMesa->tmu_source[0] = 1;
 765       fxMesa->tmu_source[1] = 0;
 766    }
 767    else if (ctx->Texture._EnabledUnits & 0x1) {
 768       ind |= SETUP_TMU0;
 769    }
 770
 771    if (ctx->_TriangleCaps & DD_POINT_ATTEN) {
 772       ind |= SETUP_PSIZ;
 773    }
 774
 775    if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) {
 776       ind |= SETUP_SPEC;
 777    }
 778
 779    if (ctx->Fog.FogCoordinateSource == GL_FOG_COORDINATE_EXT) {
 780       ind |= SETUP_FOGC;
 781    }
 782
 783    fxMesa->SetupIndex = ind;
 784
 785    if (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED)) {
 786       tnl->Driver.Render.Interp = interp_extras;
 787       tnl->Driver.Render.CopyPV = copy_pv_extras;
 788    } else {
 789       tnl->Driver.Render.Interp = setup_tab[ind].interp;
 790       tnl->Driver.Render.CopyPV = setup_tab[ind].copy_pv;
 791    }
 792
 793    if (setup_tab[ind].vertex_format != fxMesa->stw_hint_state) {
 794       fxMesa->stw_hint_state = setup_tab[ind].vertex_format;
 795       FX_grHints(GR_HINT_STWHINT, fxMesa->stw_hint_state);
 796    }
 797 }
 798
 799
 800
 801 void fxAllocVB( GLcontext *ctx )
 802 {
 803    fxMesaContext fxMesa = FX_CONTEXT(ctx);
 804    GLuint size = TNL_CONTEXT(ctx)->vb.Size;
 805    static int firsttime = 1;
 806    if (firsttime) {
 807       init_setup_tab();
 808       firsttime = 0;
 809    }
 810
 811    fxMesa->verts = (GrVertex *)ALIGN_MALLOC(size * sizeof(GrVertex), 32);
 812    fxMesa->SetupIndex = SETUP_XYZW|SETUP_RGBA;
 813 }
 814
 815
 816 void fxFreeVB( GLcontext *ctx )
 817 {
 818    fxMesaContext fxMesa = FX_CONTEXT(ctx);
 819    if (fxMesa->verts) {
 820       ALIGN_FREE(fxMesa->verts);
 821       fxMesa->verts = 0;
 822    }
 823 }
 824 #else
 825
 826
 827 /*
 828  * Need this to provide at least one external definition.
 829  */
 830
 831 extern int gl_fx_dummy_function_vb(void);
 832 int
 833 gl_fx_dummy_function_vb(void)
 834 {
 835    return 0;
 836 }
 837
 838 #endif /* FX */