src/mesa/drivers/dri/mach64/mach64_vb.c

   1 /* $XFree86$ */ /* -*- mode: c; c-basic-offset: 3 -*- */
   2 /*
   3  * Copyright 2000 Gareth Hughes
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the next
  14  * paragraph) shall be included in all copies or substantial portions of the
  15  * Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * GARETH HUGHES BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  21  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 /*
  26  * Authors:
  27  *      Gareth Hughes <gareth@valinux.com>
  28  *      Leif Delgass <ldelgass@retinalburn.net>
  29  *      José Fonseca <j_r_fonseca@yahoo.co.uk>
  30  */
  31
  32 #include "glheader.h"
  33 #include "mtypes.h"
  34 #include "imports.h"
  35 #include "macros.h"
  36 #include "colormac.h"
  37
  38 #include "swrast_setup/swrast_setup.h"
  39 #include "tnl/t_context.h"
  40
  41 #include "mach64_context.h"
  42 #include "mach64_vb.h"
  43 #include "mach64_ioctl.h"
  44 #include "mach64_tris.h"
  45 #include "mach64_state.h"
  46
  47
  48 #define MACH64_TEX1_BIT       0x1
  49 #define MACH64_TEX0_BIT       0x2
  50 #define MACH64_RGBA_BIT       0x4
  51 #define MACH64_SPEC_BIT       0x8
  52 #define MACH64_FOG_BIT        0x10
  53 #define MACH64_XYZW_BIT       0x20
  54 #define MACH64_PTEX_BIT       0x40
  55 #define MACH64_MAX_SETUP      0x80
  56
  57 static struct {
  58    void                (*emit)( GLcontext *, GLuint, GLuint, void *, GLuint );
  59    interp_func          interp;
  60    copy_pv_func         copy_pv;
  61    GLboolean           (*check_tex_sizes)( GLcontext *ctx );
  62    GLuint               vertex_size;
  63    GLuint               vertex_stride_shift;
  64    GLuint               vertex_format;
  65 } setup_tab[MACH64_MAX_SETUP];
  66
  67 #define TINY_VERTEX_FORMAT      1
  68 #define NOTEX_VERTEX_FORMAT     2
  69 #define TEX0_VERTEX_FORMAT      3
  70 #define TEX1_VERTEX_FORMAT      4
  71 #define PROJ_TEX1_VERTEX_FORMAT 0
  72 #define TEX2_VERTEX_FORMAT      0
  73 #define TEX3_VERTEX_FORMAT      0
  74 #define PROJ_TEX3_VERTEX_FORMAT 0
  75
  76 #define DO_XYZW (IND & MACH64_XYZW_BIT)
  77 #define DO_RGBA (IND & MACH64_RGBA_BIT)
  78 #define DO_SPEC (IND & MACH64_SPEC_BIT)
  79 #define DO_FOG  (IND & MACH64_FOG_BIT)
  80 #define DO_TEX0 (IND & MACH64_TEX0_BIT)
  81 #define DO_TEX1 (IND & MACH64_TEX1_BIT)
  82 #define DO_TEX2 0
  83 #define DO_TEX3 0
  84 #define DO_PTEX (IND & MACH64_PTEX_BIT)
  85
  86 #define VERTEX mach64Vertex
  87 #define LOCALVARS mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
  88 #define GET_VIEWPORT_MAT() mmesa->hw_viewport
  89 #define GET_TEXSOURCE(n)  mmesa->tmu_source[n]
  90 #define GET_VERTEX_FORMAT() mmesa->vertex_format
  91 #define GET_VERTEX_STORE() mmesa->verts
  92 #define GET_VERTEX_STRIDE_SHIFT() mmesa->vertex_stride_shift
  93
  94 #define HAVE_HW_VIEWPORT    0
  95 #define HAVE_HW_DIVIDE      0
  96 #define HAVE_RGBA_COLOR     0
  97 #define HAVE_TINY_VERTICES  1
  98 #define HAVE_NOTEX_VERTICES 1
  99 #define HAVE_TEX0_VERTICES  1
 100 #define HAVE_TEX1_VERTICES  1
 101 #define HAVE_TEX2_VERTICES  0
 102 #define HAVE_TEX3_VERTICES  0
 103 #define HAVE_PTEX_VERTICES  0
 104
 105 #define UNVIEWPORT_VARS                                         \
 106    const GLfloat dx = - (GLfloat)mmesa->drawX - SUBPIXEL_X;     \
 107    const GLfloat dy = (mmesa->driDrawable->h +                  \
 108                        (GLfloat)mmesa->drawY  + SUBPIXEL_Y);    \
 109    const GLfloat sz = 1.0 / mmesa->depth_scale
 110
 111 #if MACH64_NATIVE_VTXFMT
 112
 113 #define UNVIEWPORT_X(x)    ((GLfloat)(x) / 4.0)  +  dx
 114 #define UNVIEWPORT_Y(y)  - ((GLfloat)(y) / 4.0)  +  dy
 115 #define UNVIEWPORT_Z(z)    (GLfloat)((z) >> 15)  *  sz
 116
 117 #else
 118
 119 #define UNVIEWPORT_X(x)    x  +  dx;
 120 #define UNVIEWPORT_Y(y)  - y  +  dy;
 121 #define UNVIEWPORT_Z(z)    z  *  sz;
 122
 123 #endif
 124
 125 #define PTEX_FALLBACK() FALLBACK(MACH64_CONTEXT(ctx), MACH64_FALLBACK_TEXTURE, 1)
 126
 127 #define IMPORT_FLOAT_COLORS mach64_import_float_colors
 128 #define IMPORT_FLOAT_SPEC_COLORS mach64_import_float_spec_colors
 129
 130 #define INTERP_VERTEX setup_tab[mmesa->SetupIndex].interp
 131 #define COPY_PV_VERTEX setup_tab[mmesa->SetupIndex].copy_pv
 132
 133 /***********************************************************************
 134  *         Generate  pv-copying and translation functions              *
 135  ***********************************************************************/
 136
 137 #if MACH64_NATIVE_VTXFMT
 138
 139 #define TAG(x) mach64_##x
 140 #include "mach64_native_vb.c"
 141
 142 #else
 143
 144 #define TAG(x) mach64_##x
 145 #include "tnl_dd/t_dd_vb.c"
 146
 147 #endif
 148
 149 /***********************************************************************
 150  *             Generate vertex emit and interp functions               *
 151  ***********************************************************************/
 152
 153
 154 #if MACH64_NATIVE_VTXFMT
 155
 156 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT)
 157 #define TAG(x) x##_wg
 158 #include "mach64_native_vbtmp.h"
 159
 160 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT)
 161 #define TAG(x) x##_wgs
 162 #include "mach64_native_vbtmp.h"
 163
 164 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT)
 165 #define TAG(x) x##_wgt0
 166 #include "mach64_native_vbtmp.h"
 167
 168 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 169 #define TAG(x) x##_wgt0t1
 170 #include "mach64_native_vbtmp.h"
 171
 172 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_PTEX_BIT)
 173 #define TAG(x) x##_wgpt0
 174 #include "mach64_native_vbtmp.h"
 175
 176 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 177 #define TAG(x) x##_wgst0
 178 #include "mach64_native_vbtmp.h"
 179
 180 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 181              MACH64_TEX1_BIT)
 182 #define TAG(x) x##_wgst0t1
 183 #include "mach64_native_vbtmp.h"
 184
 185 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 186              MACH64_PTEX_BIT)
 187 #define TAG(x) x##_wgspt0
 188 #include "mach64_native_vbtmp.h"
 189
 190 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT)
 191 #define TAG(x) x##_wgf
 192 #include "mach64_native_vbtmp.h"
 193
 194 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT)
 195 #define TAG(x) x##_wgfs
 196 #include "mach64_native_vbtmp.h"
 197
 198 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT)
 199 #define TAG(x) x##_wgft0
 200 #include "mach64_native_vbtmp.h"
 201
 202 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|\
 203              MACH64_TEX1_BIT)
 204 #define TAG(x) x##_wgft0t1
 205 #include "mach64_native_vbtmp.h"
 206
 207 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|\
 208              MACH64_PTEX_BIT)
 209 #define TAG(x) x##_wgfpt0
 210 #include "mach64_native_vbtmp.h"
 211
 212 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 213              MACH64_TEX0_BIT)
 214 #define TAG(x) x##_wgfst0
 215 #include "mach64_native_vbtmp.h"
 216
 217 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 218              MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 219 #define TAG(x) x##_wgfst0t1
 220 #include "mach64_native_vbtmp.h"
 221
 222 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 223              MACH64_TEX0_BIT|MACH64_PTEX_BIT)
 224 #define TAG(x) x##_wgfspt0
 225 #include "mach64_native_vbtmp.h"
 226
 227 #define IND (MACH64_TEX0_BIT)
 228 #define TAG(x) x##_t0
 229 #include "mach64_native_vbtmp.h"
 230
 231 #define IND (MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 232 #define TAG(x) x##_t0t1
 233 #include "mach64_native_vbtmp.h"
 234
 235 #define IND (MACH64_FOG_BIT)
 236 #define TAG(x) x##_f
 237 #include "mach64_native_vbtmp.h"
 238
 239 #define IND (MACH64_FOG_BIT|MACH64_TEX0_BIT)
 240 #define TAG(x) x##_ft0
 241 #include "mach64_native_vbtmp.h"
 242
 243 #define IND (MACH64_FOG_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 244 #define TAG(x) x##_ft0t1
 245 #include "mach64_native_vbtmp.h"
 246
 247 #define IND (MACH64_RGBA_BIT)
 248 #define TAG(x) x##_g
 249 #include "mach64_native_vbtmp.h"
 250
 251 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT)
 252 #define TAG(x) x##_gs
 253 #include "mach64_native_vbtmp.h"
 254
 255 #define IND (MACH64_RGBA_BIT|MACH64_TEX0_BIT)
 256 #define TAG(x) x##_gt0
 257 #include "mach64_native_vbtmp.h"
 258
 259 #define IND (MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 260 #define TAG(x) x##_gt0t1
 261 #include "mach64_native_vbtmp.h"
 262
 263 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 264 #define TAG(x) x##_gst0
 265 #include "mach64_native_vbtmp.h"
 266
 267 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 268 #define TAG(x) x##_gst0t1
 269 #include "mach64_native_vbtmp.h"
 270
 271 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT)
 272 #define TAG(x) x##_gf
 273 #include "mach64_native_vbtmp.h"
 274
 275 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT)
 276 #define TAG(x) x##_gfs
 277 #include "mach64_native_vbtmp.h"
 278
 279 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT)
 280 #define TAG(x) x##_gft0
 281 #include "mach64_native_vbtmp.h"
 282
 283 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 284 #define TAG(x) x##_gft0t1
 285 #include "mach64_native_vbtmp.h"
 286
 287 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 288 #define TAG(x) x##_gfst0
 289 #include "mach64_native_vbtmp.h"
 290
 291 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 292              MACH64_TEX1_BIT)
 293 #define TAG(x) x##_gfst0t1
 294 #include "mach64_native_vbtmp.h"
 295
 296 #else
 297
 298 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT)
 299 #define TAG(x) x##_wg
 300 #include "mach64_vbtmp.h"
 301
 302 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT)
 303 #define TAG(x) x##_wgs
 304 #include "mach64_vbtmp.h"
 305
 306 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT)
 307 #define TAG(x) x##_wgt0
 308 #include "mach64_vbtmp.h"
 309
 310 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 311 #define TAG(x) x##_wgt0t1
 312 #include "mach64_vbtmp.h"
 313
 314 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_PTEX_BIT)
 315 #define TAG(x) x##_wgpt0
 316 #include "mach64_vbtmp.h"
 317
 318 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 319 #define TAG(x) x##_wgst0
 320 #include "mach64_vbtmp.h"
 321
 322 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 323              MACH64_TEX1_BIT)
 324 #define TAG(x) x##_wgst0t1
 325 #include "mach64_vbtmp.h"
 326
 327 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 328              MACH64_PTEX_BIT)
 329 #define TAG(x) x##_wgspt0
 330 #include "mach64_vbtmp.h"
 331
 332 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT)
 333 #define TAG(x) x##_wgf
 334 #include "mach64_vbtmp.h"
 335
 336 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT)
 337 #define TAG(x) x##_wgfs
 338 #include "mach64_vbtmp.h"
 339
 340 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT)
 341 #define TAG(x) x##_wgft0
 342 #include "mach64_vbtmp.h"
 343
 344 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|\
 345              MACH64_TEX1_BIT)
 346 #define TAG(x) x##_wgft0t1
 347 #include "mach64_vbtmp.h"
 348
 349 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|\
 350              MACH64_PTEX_BIT)
 351 #define TAG(x) x##_wgfpt0
 352 #include "mach64_vbtmp.h"
 353
 354 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 355              MACH64_TEX0_BIT)
 356 #define TAG(x) x##_wgfst0
 357 #include "mach64_vbtmp.h"
 358
 359 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 360              MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 361 #define TAG(x) x##_wgfst0t1
 362 #include "mach64_vbtmp.h"
 363
 364 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 365              MACH64_TEX0_BIT|MACH64_PTEX_BIT)
 366 #define TAG(x) x##_wgfspt0
 367 #include "mach64_vbtmp.h"
 368
 369 #define IND (MACH64_TEX0_BIT)
 370 #define TAG(x) x##_t0
 371 #include "mach64_vbtmp.h"
 372
 373 #define IND (MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 374 #define TAG(x) x##_t0t1
 375 #include "mach64_vbtmp.h"
 376
 377 #define IND (MACH64_FOG_BIT)
 378 #define TAG(x) x##_f
 379 #include "mach64_vbtmp.h"
 380
 381 #define IND (MACH64_FOG_BIT|MACH64_TEX0_BIT)
 382 #define TAG(x) x##_ft0
 383 #include "mach64_vbtmp.h"
 384
 385 #define IND (MACH64_FOG_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 386 #define TAG(x) x##_ft0t1
 387 #include "mach64_vbtmp.h"
 388
 389 #define IND (MACH64_RGBA_BIT)
 390 #define TAG(x) x##_g
 391 #include "mach64_vbtmp.h"
 392
 393 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT)
 394 #define TAG(x) x##_gs
 395 #include "mach64_vbtmp.h"
 396
 397 #define IND (MACH64_RGBA_BIT|MACH64_TEX0_BIT)
 398 #define TAG(x) x##_gt0
 399 #include "mach64_vbtmp.h"
 400
 401 #define IND (MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 402 #define TAG(x) x##_gt0t1
 403 #include "mach64_vbtmp.h"
 404
 405 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 406 #define TAG(x) x##_gst0
 407 #include "mach64_vbtmp.h"
 408
 409 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 410 #define TAG(x) x##_gst0t1
 411 #include "mach64_vbtmp.h"
 412
 413 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT)
 414 #define TAG(x) x##_gf
 415 #include "mach64_vbtmp.h"
 416
 417 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT)
 418 #define TAG(x) x##_gfs
 419 #include "mach64_vbtmp.h"
 420
 421 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT)
 422 #define TAG(x) x##_gft0
 423 #include "mach64_vbtmp.h"
 424
 425 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 426 #define TAG(x) x##_gft0t1
 427 #include "mach64_vbtmp.h"
 428
 429 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 430 #define TAG(x) x##_gfst0
 431 #include "mach64_vbtmp.h"
 432
 433 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 434              MACH64_TEX1_BIT)
 435 #define TAG(x) x##_gfst0t1
 436 #include "mach64_vbtmp.h"
 437
 438 #endif
 439
 440 static void init_setup_tab( void )
 441 {
 442    init_wg();
 443    init_wgs();
 444    init_wgt0();
 445    init_wgt0t1();
 446    init_wgpt0();
 447    init_wgst0();
 448    init_wgst0t1();
 449    init_wgspt0();
 450    init_wgf();
 451    init_wgfs();
 452    init_wgft0();
 453    init_wgft0t1();
 454    init_wgfpt0();
 455    init_wgfst0();
 456    init_wgfst0t1();
 457    init_wgfspt0();
 458    init_t0();
 459    init_t0t1();
 460    init_f();
 461    init_ft0();
 462    init_ft0t1();
 463    init_g();
 464    init_gs();
 465    init_gt0();
 466    init_gt0t1();
 467    init_gst0();
 468    init_gst0t1();
 469    init_gf();
 470    init_gfs();
 471    init_gft0();
 472    init_gft0t1();
 473    init_gfst0();
 474    init_gfst0t1();
 475 }
 476
 477
 478
 479 void mach64PrintSetupFlags( char *msg, GLuint flags )
 480 {
 481    fprintf( stderr, "%s: %d %s%s%s%s%s%s%s\n",
 482             msg,
 483             (int)flags,
 484             (flags & MACH64_XYZW_BIT)   ? " xyzw," : "",
 485             (flags & MACH64_RGBA_BIT)   ? " rgba," : "",
 486             (flags & MACH64_SPEC_BIT)   ? " spec," : "",
 487             (flags & MACH64_FOG_BIT)    ? " fog," : "",
 488             (flags & MACH64_TEX0_BIT)   ? " tex-0," : "",
 489             (flags & MACH64_TEX1_BIT)   ? " tex-1," : "",
 490             (flags & MACH64_PTEX_BIT)   ? " ptex," : "");
 491 }
 492
 493
 494
 495
 496 void mach64CheckTexSizes( GLcontext *ctx )
 497 {
 498    mach64ContextPtr mmesa = MACH64_CONTEXT( ctx );
 499
 500    if (!setup_tab[mmesa->SetupIndex].check_tex_sizes(ctx)) {
 501       TNLcontext *tnl = TNL_CONTEXT(ctx);
 502
 503       /* Invalidate stored verts
 504        */
 505       mmesa->SetupNewInputs = ~0;
 506       mmesa->SetupIndex |= MACH64_PTEX_BIT;
 507
 508       if (!mmesa->Fallback &&
 509           !(ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED))) {
 510          tnl->Driver.Render.Interp = setup_tab[mmesa->SetupIndex].interp;
 511          tnl->Driver.Render.CopyPV = setup_tab[mmesa->SetupIndex].copy_pv;
 512       }
 513    }
 514 }
 515
 516 void mach64BuildVertices( GLcontext *ctx,
 517                         GLuint start,
 518                         GLuint count,
 519                         GLuint newinputs )
 520 {
 521    mach64ContextPtr mmesa = MACH64_CONTEXT( ctx );
 522    GLubyte *v = ((GLubyte *)mmesa->verts + (start<<mmesa->vertex_stride_shift));
 523    GLuint stride = 1<<mmesa->vertex_stride_shift;
 524
 525    newinputs |= mmesa->SetupNewInputs;
 526    mmesa->SetupNewInputs = 0;
 527
 528    if (!newinputs)
 529       return;
 530
 531    if (newinputs & VERT_BIT_POS) {
 532       setup_tab[mmesa->SetupIndex].emit( ctx, start, count, v, stride );
 533    } else {
 534       GLuint ind = 0;
 535
 536       if (newinputs & VERT_BIT_COLOR0)
 537          ind |= MACH64_RGBA_BIT;
 538
 539       if (newinputs & VERT_BIT_COLOR1)
 540          ind |= MACH64_SPEC_BIT;
 541
 542       if (newinputs & VERT_BIT_TEX0)
 543          ind |= MACH64_TEX0_BIT;
 544
 545       if (newinputs & VERT_BIT_TEX1)
 546          ind |= MACH64_TEX1_BIT;
 547
 548       if (newinputs & VERT_BIT_FOG)
 549          ind |= MACH64_FOG_BIT;
 550
 551       if (mmesa->SetupIndex & MACH64_PTEX_BIT)
 552          ind = ~0;
 553
 554       ind &= mmesa->SetupIndex;
 555
 556       if (ind) {
 557          setup_tab[ind].emit( ctx, start, count, v, stride );
 558       }
 559    }
 560 }
 561
 562 void mach64ChooseVertexState( GLcontext *ctx )
 563 {
 564    TNLcontext *tnl = TNL_CONTEXT(ctx);
 565    mach64ContextPtr mmesa = MACH64_CONTEXT( ctx );
 566    GLuint ind = MACH64_XYZW_BIT|MACH64_RGBA_BIT;
 567
 568    if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR)
 569       ind |= MACH64_SPEC_BIT;
 570
 571    if (ctx->Fog.Enabled)
 572       ind |= MACH64_FOG_BIT;
 573
 574    if (ctx->Texture._EnabledUnits) {
 575       ind |= MACH64_TEX0_BIT;
 576       if (ctx->Texture.Unit[0]._ReallyEnabled &&
 577           ctx->Texture.Unit[1]._ReallyEnabled) {
 578          ind |= MACH64_TEX1_BIT;
 579       }
 580    }
 581
 582    mmesa->SetupIndex = ind;
 583
 584    if (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED)) {
 585       tnl->Driver.Render.Interp = mach64_interp_extras;
 586       tnl->Driver.Render.CopyPV = mach64_copy_pv_extras;
 587    } else {
 588       tnl->Driver.Render.Interp = setup_tab[ind].interp;
 589       tnl->Driver.Render.CopyPV = setup_tab[ind].copy_pv;
 590    }
 591
 592 #if 0
 593    if (MACH64_DEBUG & DEBUG_VERBOSE_MSG) {
 594       mach64PrintSetupFlags( __FUNCTION__, ind );
 595   }
 596 #endif
 597
 598    if (setup_tab[ind].vertex_format != mmesa->vertex_format) {
 599       FLUSH_BATCH(mmesa);
 600       mmesa->vertex_format = setup_tab[ind].vertex_format;
 601       mmesa->vertex_size = setup_tab[ind].vertex_size;
 602       mmesa->vertex_stride_shift = setup_tab[ind].vertex_stride_shift;
 603    }
 604 }
 605
 606
 607 #if 0
 608 void mach64_emit_contiguous_verts( GLcontext *ctx,
 609                                  GLuint start,
 610                                  GLuint count )
 611 {
 612    mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
 613    GLuint vertex_size = mmesa->vertex_size * 4;
 614    GLuint *dest = mach64AllocDmaLow( mmesa, (count-start) * vertex_size);
 615    setup_tab[mmesa->SetupIndex].emit( ctx, start, count, dest, vertex_size );
 616 }
 617 #endif
 618
 619
 620 void mach64InitVB( GLcontext *ctx )
 621 {
 622    mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
 623    GLuint size = TNL_CONTEXT(ctx)->vb.Size;
 624
 625    mmesa->verts = (char *)ALIGN_MALLOC(size * 4 * 16, 32);
 626
 627    {
 628       static int firsttime = 1;
 629       if (firsttime) {
 630          init_setup_tab();
 631          firsttime = 0;
 632       }
 633    }
 634 }
 635
 636
 637 void mach64FreeVB( GLcontext *ctx )
 638 {
 639    mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
 640    if (mmesa->verts) {
 641       ALIGN_FREE(mmesa->verts);
 642       mmesa->verts = 0;
 643    }
 644 }