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 #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    tnl_interp_func              interp;
  60    tnl_copy_pv_func             copy_pv;
  61    GLboolean           (*check_tex_sizes)( GLcontext *ctx );
  62    GLuint               vertex_size;
  63    GLuint               vertex_format;
  64 } setup_tab[MACH64_MAX_SETUP];
  65
  66 #define TINY_VERTEX_FORMAT      1
  67 #define NOTEX_VERTEX_FORMAT     2
  68 #define TEX0_VERTEX_FORMAT      3
  69 #define TEX1_VERTEX_FORMAT      4
  70 #define PROJ_TEX1_VERTEX_FORMAT 0
  71 #define TEX2_VERTEX_FORMAT      0
  72 #define TEX3_VERTEX_FORMAT      0
  73 #define PROJ_TEX3_VERTEX_FORMAT 0
  74
  75 #define DO_XYZW (IND & MACH64_XYZW_BIT)
  76 #define DO_RGBA (IND & MACH64_RGBA_BIT)
  77 #define DO_SPEC (IND & MACH64_SPEC_BIT)
  78 #define DO_FOG  (IND & MACH64_FOG_BIT)
  79 #define DO_TEX0 (IND & MACH64_TEX0_BIT)
  80 #define DO_TEX1 (IND & MACH64_TEX1_BIT)
  81 #define DO_TEX2 0
  82 #define DO_TEX3 0
  83 #define DO_PTEX (IND & MACH64_PTEX_BIT)
  84
  85 #define VERTEX mach64Vertex
  86 #define LOCALVARS mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
  87 #define GET_VIEWPORT_MAT() mmesa->hw_viewport
  88 #define GET_TEXSOURCE(n)  mmesa->tmu_source[n]
  89 #define GET_VERTEX_FORMAT() mmesa->vertex_format
  90 #define GET_VERTEX_STORE() mmesa->verts
  91 #define GET_VERTEX_SIZE() mmesa->vertex_size * sizeof(GLuint)
  92
  93 #define HAVE_HW_VIEWPORT    0
  94 #define HAVE_HW_DIVIDE      0
  95 #define HAVE_RGBA_COLOR     0
  96 #define HAVE_TINY_VERTICES  1
  97 #define HAVE_NOTEX_VERTICES 1
  98 #define HAVE_TEX0_VERTICES  1
  99 #define HAVE_TEX1_VERTICES  1
 100 #define HAVE_TEX2_VERTICES  0
 101 #define HAVE_TEX3_VERTICES  0
 102 #define HAVE_PTEX_VERTICES  0
 103
 104 #define UNVIEWPORT_VARS                                         \
 105    const GLfloat dx = - (GLfloat)mmesa->drawX - SUBPIXEL_X;     \
 106    const GLfloat dy = (mmesa->driDrawable->h +                  \
 107                        (GLfloat)mmesa->drawY  + SUBPIXEL_Y);    \
 108    const GLfloat sz = 1.0 / mmesa->depth_scale
 109
 110 #if MACH64_NATIVE_VTXFMT
 111
 112 #define UNVIEWPORT_X(x)    ((GLfloat)(x) / 4.0)  +  dx
 113 #define UNVIEWPORT_Y(y)  - ((GLfloat)(y) / 4.0)  +  dy
 114 #define UNVIEWPORT_Z(z)    (GLfloat)((z) >> 15)  *  sz
 115
 116 #else
 117
 118 #define UNVIEWPORT_X(x)    x  +  dx;
 119 #define UNVIEWPORT_Y(y)  - y  +  dy;
 120 #define UNVIEWPORT_Z(z)    z  *  sz;
 121
 122 #endif
 123
 124 #define PTEX_FALLBACK() FALLBACK(MACH64_CONTEXT(ctx), MACH64_FALLBACK_TEXTURE, 1)
 125
 126 #define IMPORT_FLOAT_COLORS mach64_import_float_colors
 127 #define IMPORT_FLOAT_SPEC_COLORS mach64_import_float_spec_colors
 128
 129 #define INTERP_VERTEX setup_tab[mmesa->SetupIndex].interp
 130 #define COPY_PV_VERTEX setup_tab[mmesa->SetupIndex].copy_pv
 131
 132 /***********************************************************************
 133  *         Generate  pv-copying and translation functions              *
 134  ***********************************************************************/
 135
 136 #if MACH64_NATIVE_VTXFMT
 137
 138 #define TAG(x) mach64_##x
 139 #include "mach64_native_vb.c"
 140
 141 #else
 142
 143 #define TAG(x) mach64_##x
 144 #include "tnl_dd/t_dd_vb.c"
 145
 146 #endif
 147
 148 /***********************************************************************
 149  *             Generate vertex emit and interp functions               *
 150  ***********************************************************************/
 151
 152
 153 #if MACH64_NATIVE_VTXFMT
 154
 155 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT)
 156 #define TAG(x) x##_wg
 157 #include "mach64_native_vbtmp.h"
 158
 159 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT)
 160 #define TAG(x) x##_wgs
 161 #include "mach64_native_vbtmp.h"
 162
 163 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT)
 164 #define TAG(x) x##_wgt0
 165 #include "mach64_native_vbtmp.h"
 166
 167 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 168 #define TAG(x) x##_wgt0t1
 169 #include "mach64_native_vbtmp.h"
 170
 171 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_PTEX_BIT)
 172 #define TAG(x) x##_wgpt0
 173 #include "mach64_native_vbtmp.h"
 174
 175 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 176 #define TAG(x) x##_wgst0
 177 #include "mach64_native_vbtmp.h"
 178
 179 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 180              MACH64_TEX1_BIT)
 181 #define TAG(x) x##_wgst0t1
 182 #include "mach64_native_vbtmp.h"
 183
 184 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 185              MACH64_PTEX_BIT)
 186 #define TAG(x) x##_wgspt0
 187 #include "mach64_native_vbtmp.h"
 188
 189 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT)
 190 #define TAG(x) x##_wgf
 191 #include "mach64_native_vbtmp.h"
 192
 193 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT)
 194 #define TAG(x) x##_wgfs
 195 #include "mach64_native_vbtmp.h"
 196
 197 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT)
 198 #define TAG(x) x##_wgft0
 199 #include "mach64_native_vbtmp.h"
 200
 201 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|\
 202              MACH64_TEX1_BIT)
 203 #define TAG(x) x##_wgft0t1
 204 #include "mach64_native_vbtmp.h"
 205
 206 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|\
 207              MACH64_PTEX_BIT)
 208 #define TAG(x) x##_wgfpt0
 209 #include "mach64_native_vbtmp.h"
 210
 211 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 212              MACH64_TEX0_BIT)
 213 #define TAG(x) x##_wgfst0
 214 #include "mach64_native_vbtmp.h"
 215
 216 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 217              MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 218 #define TAG(x) x##_wgfst0t1
 219 #include "mach64_native_vbtmp.h"
 220
 221 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 222              MACH64_TEX0_BIT|MACH64_PTEX_BIT)
 223 #define TAG(x) x##_wgfspt0
 224 #include "mach64_native_vbtmp.h"
 225
 226 #define IND (MACH64_TEX0_BIT)
 227 #define TAG(x) x##_t0
 228 #include "mach64_native_vbtmp.h"
 229
 230 #define IND (MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 231 #define TAG(x) x##_t0t1
 232 #include "mach64_native_vbtmp.h"
 233
 234 #define IND (MACH64_FOG_BIT)
 235 #define TAG(x) x##_f
 236 #include "mach64_native_vbtmp.h"
 237
 238 #define IND (MACH64_FOG_BIT|MACH64_TEX0_BIT)
 239 #define TAG(x) x##_ft0
 240 #include "mach64_native_vbtmp.h"
 241
 242 #define IND (MACH64_FOG_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 243 #define TAG(x) x##_ft0t1
 244 #include "mach64_native_vbtmp.h"
 245
 246 #define IND (MACH64_RGBA_BIT)
 247 #define TAG(x) x##_g
 248 #include "mach64_native_vbtmp.h"
 249
 250 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT)
 251 #define TAG(x) x##_gs
 252 #include "mach64_native_vbtmp.h"
 253
 254 #define IND (MACH64_RGBA_BIT|MACH64_TEX0_BIT)
 255 #define TAG(x) x##_gt0
 256 #include "mach64_native_vbtmp.h"
 257
 258 #define IND (MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 259 #define TAG(x) x##_gt0t1
 260 #include "mach64_native_vbtmp.h"
 261
 262 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 263 #define TAG(x) x##_gst0
 264 #include "mach64_native_vbtmp.h"
 265
 266 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 267 #define TAG(x) x##_gst0t1
 268 #include "mach64_native_vbtmp.h"
 269
 270 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT)
 271 #define TAG(x) x##_gf
 272 #include "mach64_native_vbtmp.h"
 273
 274 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT)
 275 #define TAG(x) x##_gfs
 276 #include "mach64_native_vbtmp.h"
 277
 278 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT)
 279 #define TAG(x) x##_gft0
 280 #include "mach64_native_vbtmp.h"
 281
 282 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 283 #define TAG(x) x##_gft0t1
 284 #include "mach64_native_vbtmp.h"
 285
 286 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 287 #define TAG(x) x##_gfst0
 288 #include "mach64_native_vbtmp.h"
 289
 290 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 291              MACH64_TEX1_BIT)
 292 #define TAG(x) x##_gfst0t1
 293 #include "mach64_native_vbtmp.h"
 294
 295 #else
 296
 297 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT)
 298 #define TAG(x) x##_wg
 299 #include "mach64_vbtmp.h"
 300
 301 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT)
 302 #define TAG(x) x##_wgs
 303 #include "mach64_vbtmp.h"
 304
 305 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT)
 306 #define TAG(x) x##_wgt0
 307 #include "mach64_vbtmp.h"
 308
 309 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 310 #define TAG(x) x##_wgt0t1
 311 #include "mach64_vbtmp.h"
 312
 313 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_PTEX_BIT)
 314 #define TAG(x) x##_wgpt0
 315 #include "mach64_vbtmp.h"
 316
 317 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 318 #define TAG(x) x##_wgst0
 319 #include "mach64_vbtmp.h"
 320
 321 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 322              MACH64_TEX1_BIT)
 323 #define TAG(x) x##_wgst0t1
 324 #include "mach64_vbtmp.h"
 325
 326 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 327              MACH64_PTEX_BIT)
 328 #define TAG(x) x##_wgspt0
 329 #include "mach64_vbtmp.h"
 330
 331 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT)
 332 #define TAG(x) x##_wgf
 333 #include "mach64_vbtmp.h"
 334
 335 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT)
 336 #define TAG(x) x##_wgfs
 337 #include "mach64_vbtmp.h"
 338
 339 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT)
 340 #define TAG(x) x##_wgft0
 341 #include "mach64_vbtmp.h"
 342
 343 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|\
 344              MACH64_TEX1_BIT)
 345 #define TAG(x) x##_wgft0t1
 346 #include "mach64_vbtmp.h"
 347
 348 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|\
 349              MACH64_PTEX_BIT)
 350 #define TAG(x) x##_wgfpt0
 351 #include "mach64_vbtmp.h"
 352
 353 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 354              MACH64_TEX0_BIT)
 355 #define TAG(x) x##_wgfst0
 356 #include "mach64_vbtmp.h"
 357
 358 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 359              MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 360 #define TAG(x) x##_wgfst0t1
 361 #include "mach64_vbtmp.h"
 362
 363 #define IND (MACH64_XYZW_BIT|MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|\
 364              MACH64_TEX0_BIT|MACH64_PTEX_BIT)
 365 #define TAG(x) x##_wgfspt0
 366 #include "mach64_vbtmp.h"
 367
 368 #define IND (MACH64_TEX0_BIT)
 369 #define TAG(x) x##_t0
 370 #include "mach64_vbtmp.h"
 371
 372 #define IND (MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 373 #define TAG(x) x##_t0t1
 374 #include "mach64_vbtmp.h"
 375
 376 #define IND (MACH64_FOG_BIT)
 377 #define TAG(x) x##_f
 378 #include "mach64_vbtmp.h"
 379
 380 #define IND (MACH64_FOG_BIT|MACH64_TEX0_BIT)
 381 #define TAG(x) x##_ft0
 382 #include "mach64_vbtmp.h"
 383
 384 #define IND (MACH64_FOG_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 385 #define TAG(x) x##_ft0t1
 386 #include "mach64_vbtmp.h"
 387
 388 #define IND (MACH64_RGBA_BIT)
 389 #define TAG(x) x##_g
 390 #include "mach64_vbtmp.h"
 391
 392 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT)
 393 #define TAG(x) x##_gs
 394 #include "mach64_vbtmp.h"
 395
 396 #define IND (MACH64_RGBA_BIT|MACH64_TEX0_BIT)
 397 #define TAG(x) x##_gt0
 398 #include "mach64_vbtmp.h"
 399
 400 #define IND (MACH64_RGBA_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 401 #define TAG(x) x##_gt0t1
 402 #include "mach64_vbtmp.h"
 403
 404 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 405 #define TAG(x) x##_gst0
 406 #include "mach64_vbtmp.h"
 407
 408 #define IND (MACH64_RGBA_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 409 #define TAG(x) x##_gst0t1
 410 #include "mach64_vbtmp.h"
 411
 412 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT)
 413 #define TAG(x) x##_gf
 414 #include "mach64_vbtmp.h"
 415
 416 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT)
 417 #define TAG(x) x##_gfs
 418 #include "mach64_vbtmp.h"
 419
 420 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT)
 421 #define TAG(x) x##_gft0
 422 #include "mach64_vbtmp.h"
 423
 424 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_TEX0_BIT|MACH64_TEX1_BIT)
 425 #define TAG(x) x##_gft0t1
 426 #include "mach64_vbtmp.h"
 427
 428 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT)
 429 #define TAG(x) x##_gfst0
 430 #include "mach64_vbtmp.h"
 431
 432 #define IND (MACH64_RGBA_BIT|MACH64_FOG_BIT|MACH64_SPEC_BIT|MACH64_TEX0_BIT|\
 433              MACH64_TEX1_BIT)
 434 #define TAG(x) x##_gfst0t1
 435 #include "mach64_vbtmp.h"
 436
 437 #endif
 438
 439 static void init_setup_tab( void )
 440 {
 441    init_wg();
 442    init_wgs();
 443    init_wgt0();
 444    init_wgt0t1();
 445    init_wgpt0();
 446    init_wgst0();
 447    init_wgst0t1();
 448    init_wgspt0();
 449    init_wgf();
 450    init_wgfs();
 451    init_wgft0();
 452    init_wgft0t1();
 453    init_wgfpt0();
 454    init_wgfst0();
 455    init_wgfst0t1();
 456    init_wgfspt0();
 457    init_t0();
 458    init_t0t1();
 459    init_f();
 460    init_ft0();
 461    init_ft0t1();
 462    init_g();
 463    init_gs();
 464    init_gt0();
 465    init_gt0t1();
 466    init_gst0();
 467    init_gst0t1();
 468    init_gf();
 469    init_gfs();
 470    init_gft0();
 471    init_gft0t1();
 472    init_gfst0();
 473    init_gfst0t1();
 474 }
 475
 476
 477
 478 void mach64PrintSetupFlags( char *msg, GLuint flags )
 479 {
 480    fprintf( stderr, "%s: %d %s%s%s%s%s%s%s\n",
 481             msg,
 482             (int)flags,
 483             (flags & MACH64_XYZW_BIT)   ? " xyzw," : "",
 484             (flags & MACH64_RGBA_BIT)   ? " rgba," : "",
 485             (flags & MACH64_SPEC_BIT)   ? " spec," : "",
 486             (flags & MACH64_FOG_BIT)    ? " fog," : "",
 487             (flags & MACH64_TEX0_BIT)   ? " tex-0," : "",
 488             (flags & MACH64_TEX1_BIT)   ? " tex-1," : "",
 489             (flags & MACH64_PTEX_BIT)   ? " ptex," : "");
 490 }
 491
 492
 493
 494
 495 void mach64CheckTexSizes( GLcontext *ctx )
 496 {
 497    mach64ContextPtr mmesa = MACH64_CONTEXT( ctx );
 498
 499    if (!setup_tab[mmesa->SetupIndex].check_tex_sizes(ctx)) {
 500       TNLcontext *tnl = TNL_CONTEXT(ctx);
 501
 502       /* Invalidate stored verts
 503        */
 504       mmesa->SetupNewInputs = ~0;
 505       mmesa->SetupIndex |= MACH64_PTEX_BIT;
 506
 507       if (!mmesa->Fallback &&
 508           !(ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED))) {
 509          tnl->Driver.Render.Interp = setup_tab[mmesa->SetupIndex].interp;
 510          tnl->Driver.Render.CopyPV = setup_tab[mmesa->SetupIndex].copy_pv;
 511       }
 512    }
 513 }
 514
 515 void mach64BuildVertices( GLcontext *ctx,
 516                         GLuint start,
 517                         GLuint count,
 518                         GLuint newinputs )
 519 {
 520    mach64ContextPtr mmesa = MACH64_CONTEXT( ctx );
 521    GLuint stride = mmesa->vertex_size * sizeof(int);
 522    GLubyte *v = ((GLubyte *)mmesa->verts + (start * stride));
 523
 524    newinputs |= mmesa->SetupNewInputs;
 525    mmesa->SetupNewInputs = 0;
 526
 527    if (!newinputs)
 528       return;
 529
 530    if (newinputs & VERT_BIT_POS) {
 531       setup_tab[mmesa->SetupIndex].emit( ctx, start, count, v, stride );
 532    } else {
 533       GLuint ind = 0;
 534
 535       if (newinputs & VERT_BIT_COLOR0)
 536          ind |= MACH64_RGBA_BIT;
 537
 538       if (newinputs & VERT_BIT_COLOR1)
 539          ind |= MACH64_SPEC_BIT;
 540
 541       if (newinputs & VERT_BIT_TEX0)
 542          ind |= MACH64_TEX0_BIT;
 543
 544       if (newinputs & VERT_BIT_TEX1)
 545          ind |= MACH64_TEX1_BIT;
 546
 547       if (newinputs & VERT_BIT_FOG)
 548          ind |= MACH64_FOG_BIT;
 549
 550       if (mmesa->SetupIndex & MACH64_PTEX_BIT)
 551          ind = ~0;
 552
 553       ind &= mmesa->SetupIndex;
 554
 555       if (ind) {
 556          setup_tab[ind].emit( ctx, start, count, v, stride );
 557       }
 558    }
 559 }
 560
 561 void mach64ChooseVertexState( GLcontext *ctx )
 562 {
 563    TNLcontext *tnl = TNL_CONTEXT(ctx);
 564    mach64ContextPtr mmesa = MACH64_CONTEXT( ctx );
 565    GLuint ind = MACH64_XYZW_BIT|MACH64_RGBA_BIT;
 566
 567    if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR)
 568       ind |= MACH64_SPEC_BIT;
 569
 570    if (ctx->Fog.Enabled)
 571       ind |= MACH64_FOG_BIT;
 572
 573    if (ctx->Texture._EnabledUnits) {
 574       ind |= MACH64_TEX0_BIT;
 575       if (ctx->Texture.Unit[0]._ReallyEnabled &&
 576           ctx->Texture.Unit[1]._ReallyEnabled) {
 577          ind |= MACH64_TEX1_BIT;
 578       }
 579    }
 580
 581    mmesa->SetupIndex = ind;
 582
 583    if (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED)) {
 584       tnl->Driver.Render.Interp = mach64_interp_extras;
 585       tnl->Driver.Render.CopyPV = mach64_copy_pv_extras;
 586    } else {
 587       tnl->Driver.Render.Interp = setup_tab[ind].interp;
 588       tnl->Driver.Render.CopyPV = setup_tab[ind].copy_pv;
 589    }
 590
 591 #if 0
 592    if (MACH64_DEBUG & DEBUG_VERBOSE_MSG) {
 593       mach64PrintSetupFlags( __FUNCTION__, ind );
 594   }
 595 #endif
 596
 597    if (setup_tab[ind].vertex_format != mmesa->vertex_format) {
 598       FLUSH_BATCH(mmesa);
 599       mmesa->vertex_format = setup_tab[ind].vertex_format;
 600       mmesa->vertex_size = setup_tab[ind].vertex_size;
 601    }
 602 }
 603
 604
 605 #if 0
 606 void mach64_emit_contiguous_verts( GLcontext *ctx,
 607                                  GLuint start,
 608                                  GLuint count )
 609 {
 610    mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
 611    GLuint vertex_size = mmesa->vertex_size * 4;
 612    GLuint *dest = mach64AllocDmaLow( mmesa, (count-start) * vertex_size);
 613    setup_tab[mmesa->SetupIndex].emit( ctx, start, count, dest, vertex_size );
 614 }
 615 #endif
 616
 617
 618 void mach64InitVB( GLcontext *ctx )
 619 {
 620    mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
 621    GLuint size = TNL_CONTEXT(ctx)->vb.Size;
 622
 623    mmesa->verts = (GLubyte *)ALIGN_MALLOC(size * 4 * 16, 32);
 624
 625    {
 626       static int firsttime = 1;
 627       if (firsttime) {
 628          init_setup_tab();
 629          firsttime = 0;
 630       }
 631    }
 632 }
 633
 634
 635 void mach64FreeVB( GLcontext *ctx )
 636 {
 637    mach64ContextPtr mmesa = MACH64_CONTEXT(ctx);
 638    if (mmesa->verts) {
 639       ALIGN_FREE(mmesa->verts);
 640       mmesa->verts = 0;
 641    }
 642 }