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

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