i830_vtbl.c revision 4736e1cbbd4e2cf7fa4c67a728d520edc67e920f
1/************************************************************************** 2 * 3 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. 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 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28#include "i830_context.h" 29#include "i830_reg.h" 30#include "intel_batchbuffer.h" 31#include "intel_regions.h" 32#include "intel_tris.h" 33#include "intel_fbo.h" 34#include "tnl/t_context.h" 35#include "tnl/t_vertex.h" 36 37#define FILE_DEBUG_FLAG DEBUG_STATE 38 39static GLboolean i830_check_vertex_size(struct intel_context *intel, 40 GLuint expected); 41 42#define SZ_TO_HW(sz) ((sz-2)&0x3) 43#define EMIT_SZ(sz) (EMIT_1F + (sz) - 1) 44#define EMIT_ATTR( ATTR, STYLE, V0 ) \ 45do { \ 46 intel->vertex_attrs[intel->vertex_attr_count].attrib = (ATTR); \ 47 intel->vertex_attrs[intel->vertex_attr_count].format = (STYLE); \ 48 intel->vertex_attr_count++; \ 49 v0 |= V0; \ 50} while (0) 51 52#define EMIT_PAD( N ) \ 53do { \ 54 intel->vertex_attrs[intel->vertex_attr_count].attrib = 0; \ 55 intel->vertex_attrs[intel->vertex_attr_count].format = EMIT_PAD; \ 56 intel->vertex_attrs[intel->vertex_attr_count].offset = (N); \ 57 intel->vertex_attr_count++; \ 58} while (0) 59 60 61#define VRTX_TEX_SET_FMT(n, x) ((x)<<((n)*2)) 62#define TEXBIND_SET(n, x) ((x)<<((n)*4)) 63 64static void 65i830_render_prevalidate(struct intel_context *intel) 66{ 67} 68 69static void 70i830_render_start(struct intel_context *intel) 71{ 72 GLcontext *ctx = &intel->ctx; 73 struct i830_context *i830 = i830_context(ctx); 74 TNLcontext *tnl = TNL_CONTEXT(ctx); 75 struct vertex_buffer *VB = &tnl->vb; 76 DECLARE_RENDERINPUTS(index_bitset); 77 GLuint v0 = _3DSTATE_VFT0_CMD; 78 GLuint v2 = _3DSTATE_VFT1_CMD; 79 GLuint mcsb1 = 0; 80 81 RENDERINPUTS_COPY(index_bitset, tnl->render_inputs_bitset); 82 83 /* Important: 84 */ 85 VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr; 86 intel->vertex_attr_count = 0; 87 88 /* EMIT_ATTR's must be in order as they tell t_vertex.c how to 89 * build up a hardware vertex. 90 */ 91 if (RENDERINPUTS_TEST_RANGE(index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX)) { 92 EMIT_ATTR(_TNL_ATTRIB_POS, EMIT_4F_VIEWPORT, VFT0_XYZW); 93 intel->coloroffset = 4; 94 } 95 else { 96 EMIT_ATTR(_TNL_ATTRIB_POS, EMIT_3F_VIEWPORT, VFT0_XYZ); 97 intel->coloroffset = 3; 98 } 99 100 if (RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_POINTSIZE)) { 101 EMIT_ATTR(_TNL_ATTRIB_POINTSIZE, EMIT_1F, VFT0_POINT_WIDTH); 102 } 103 104 EMIT_ATTR(_TNL_ATTRIB_COLOR0, EMIT_4UB_4F_BGRA, VFT0_DIFFUSE); 105 106 intel->specoffset = 0; 107 if (RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_COLOR1) || 108 RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_FOG)) { 109 if (RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_COLOR1)) { 110 intel->specoffset = intel->coloroffset + 1; 111 EMIT_ATTR(_TNL_ATTRIB_COLOR1, EMIT_3UB_3F_BGR, VFT0_SPEC); 112 } 113 else 114 EMIT_PAD(3); 115 116 if (RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_FOG)) 117 EMIT_ATTR(_TNL_ATTRIB_FOG, EMIT_1UB_1F, VFT0_SPEC); 118 else 119 EMIT_PAD(1); 120 } 121 122 if (RENDERINPUTS_TEST_RANGE(index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX)) { 123 int i, count = 0; 124 125 for (i = 0; i < I830_TEX_UNITS; i++) { 126 if (RENDERINPUTS_TEST(index_bitset, _TNL_ATTRIB_TEX(i))) { 127 GLuint sz = VB->AttribPtr[_TNL_ATTRIB_TEX0 + i]->size; 128 GLuint emit; 129 GLuint mcs = (i830->state.Tex[i][I830_TEXREG_MCS] & 130 ~TEXCOORDTYPE_MASK); 131 132 switch (sz) { 133 case 1: 134 case 2: 135 emit = EMIT_2F; 136 sz = 2; 137 mcs |= TEXCOORDTYPE_CARTESIAN; 138 break; 139 case 3: 140 emit = EMIT_3F; 141 sz = 3; 142 mcs |= TEXCOORDTYPE_VECTOR; 143 break; 144 case 4: 145 emit = EMIT_3F_XYW; 146 sz = 3; 147 mcs |= TEXCOORDTYPE_HOMOGENEOUS; 148 break; 149 default: 150 continue; 151 }; 152 153 154 EMIT_ATTR(_TNL_ATTRIB_TEX0 + i, emit, 0); 155 v2 |= VRTX_TEX_SET_FMT(count, SZ_TO_HW(sz)); 156 mcsb1 |= (count + 8) << (i * 4); 157 158 if (mcs != i830->state.Tex[i][I830_TEXREG_MCS]) { 159 I830_STATECHANGE(i830, I830_UPLOAD_TEX(i)); 160 i830->state.Tex[i][I830_TEXREG_MCS] = mcs; 161 } 162 163 count++; 164 } 165 } 166 167 v0 |= VFT0_TEX_COUNT(count); 168 } 169 170 /* Only need to change the vertex emit code if there has been a 171 * statechange to a new hardware vertex format: 172 */ 173 if (v0 != i830->state.Ctx[I830_CTXREG_VF] || 174 v2 != i830->state.Ctx[I830_CTXREG_VF2] || 175 mcsb1 != i830->state.Ctx[I830_CTXREG_MCSB1] || 176 !RENDERINPUTS_EQUAL(index_bitset, i830->last_index_bitset)) { 177 int k; 178 179 I830_STATECHANGE(i830, I830_UPLOAD_CTX); 180 181 /* Must do this *after* statechange, so as not to affect 182 * buffered vertices reliant on the old state: 183 */ 184 intel->vertex_size = 185 _tnl_install_attrs(ctx, 186 intel->vertex_attrs, 187 intel->vertex_attr_count, 188 intel->ViewportMatrix.m, 0); 189 190 intel->vertex_size >>= 2; 191 192 i830->state.Ctx[I830_CTXREG_VF] = v0; 193 i830->state.Ctx[I830_CTXREG_VF2] = v2; 194 i830->state.Ctx[I830_CTXREG_MCSB1] = mcsb1; 195 RENDERINPUTS_COPY(i830->last_index_bitset, index_bitset); 196 197 k = i830_check_vertex_size(intel, intel->vertex_size); 198 assert(k); 199 } 200} 201 202static void 203i830_reduced_primitive_state(struct intel_context *intel, GLenum rprim) 204{ 205 struct i830_context *i830 = i830_context(&intel->ctx); 206 GLuint st1 = i830->state.Stipple[I830_STPREG_ST1]; 207 208 st1 &= ~ST1_ENABLE; 209 210 switch (rprim) { 211 case GL_TRIANGLES: 212 if (intel->ctx.Polygon.StippleFlag && intel->hw_stipple) 213 st1 |= ST1_ENABLE; 214 break; 215 case GL_LINES: 216 case GL_POINTS: 217 default: 218 break; 219 } 220 221 i830->intel.reduced_primitive = rprim; 222 223 if (st1 != i830->state.Stipple[I830_STPREG_ST1]) { 224 INTEL_FIREVERTICES(intel); 225 226 I830_STATECHANGE(i830, I830_UPLOAD_STIPPLE); 227 i830->state.Stipple[I830_STPREG_ST1] = st1; 228 } 229} 230 231/* Pull apart the vertex format registers and figure out how large a 232 * vertex is supposed to be. 233 */ 234static GLboolean 235i830_check_vertex_size(struct intel_context *intel, GLuint expected) 236{ 237 struct i830_context *i830 = i830_context(&intel->ctx); 238 int vft0 = i830->current->Ctx[I830_CTXREG_VF]; 239 int vft1 = i830->current->Ctx[I830_CTXREG_VF2]; 240 int nrtex = (vft0 & VFT0_TEX_COUNT_MASK) >> VFT0_TEX_COUNT_SHIFT; 241 int i, sz = 0; 242 243 switch (vft0 & VFT0_XYZW_MASK) { 244 case VFT0_XY: 245 sz = 2; 246 break; 247 case VFT0_XYZ: 248 sz = 3; 249 break; 250 case VFT0_XYW: 251 sz = 3; 252 break; 253 case VFT0_XYZW: 254 sz = 4; 255 break; 256 default: 257 fprintf(stderr, "no xyzw specified\n"); 258 return 0; 259 } 260 261 if (vft0 & VFT0_SPEC) 262 sz++; 263 if (vft0 & VFT0_DIFFUSE) 264 sz++; 265 if (vft0 & VFT0_DEPTH_OFFSET) 266 sz++; 267 if (vft0 & VFT0_POINT_WIDTH) 268 sz++; 269 270 for (i = 0; i < nrtex; i++) { 271 switch (vft1 & VFT1_TEX0_MASK) { 272 case TEXCOORDFMT_2D: 273 sz += 2; 274 break; 275 case TEXCOORDFMT_3D: 276 sz += 3; 277 break; 278 case TEXCOORDFMT_4D: 279 sz += 4; 280 break; 281 case TEXCOORDFMT_1D: 282 sz += 1; 283 break; 284 } 285 vft1 >>= VFT1_TEX1_SHIFT; 286 } 287 288 if (sz != expected) 289 fprintf(stderr, "vertex size mismatch %d/%d\n", sz, expected); 290 291 return sz == expected; 292} 293 294static void 295i830_emit_invarient_state(struct intel_context *intel) 296{ 297 BATCH_LOCALS; 298 299 BEGIN_BATCH(29); 300 301 OUT_BATCH(_3DSTATE_DFLT_DIFFUSE_CMD); 302 OUT_BATCH(0); 303 304 OUT_BATCH(_3DSTATE_DFLT_SPEC_CMD); 305 OUT_BATCH(0); 306 307 OUT_BATCH(_3DSTATE_DFLT_Z_CMD); 308 OUT_BATCH(0); 309 310 OUT_BATCH(_3DSTATE_FOG_MODE_CMD); 311 OUT_BATCH(FOGFUNC_ENABLE | 312 FOG_LINEAR_CONST | FOGSRC_INDEX_Z | ENABLE_FOG_DENSITY); 313 OUT_BATCH(0); 314 OUT_BATCH(0); 315 316 317 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 318 MAP_UNIT(0) | 319 DISABLE_TEX_STREAM_BUMP | 320 ENABLE_TEX_STREAM_COORD_SET | 321 TEX_STREAM_COORD_SET(0) | 322 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(0)); 323 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 324 MAP_UNIT(1) | 325 DISABLE_TEX_STREAM_BUMP | 326 ENABLE_TEX_STREAM_COORD_SET | 327 TEX_STREAM_COORD_SET(1) | 328 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(1)); 329 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 330 MAP_UNIT(2) | 331 DISABLE_TEX_STREAM_BUMP | 332 ENABLE_TEX_STREAM_COORD_SET | 333 TEX_STREAM_COORD_SET(2) | 334 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(2)); 335 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 336 MAP_UNIT(3) | 337 DISABLE_TEX_STREAM_BUMP | 338 ENABLE_TEX_STREAM_COORD_SET | 339 TEX_STREAM_COORD_SET(3) | 340 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(3)); 341 342 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 343 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(0)); 344 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 345 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(1)); 346 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 347 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(2)); 348 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 349 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(3)); 350 351 OUT_BATCH(_3DSTATE_VERTEX_TRANSFORM); 352 OUT_BATCH(DISABLE_VIEWPORT_TRANSFORM | DISABLE_PERSPECTIVE_DIVIDE); 353 354 OUT_BATCH(_3DSTATE_W_STATE_CMD); 355 OUT_BATCH(MAGIC_W_STATE_DWORD1); 356 OUT_BATCH(0x3f800000 /* 1.0 in IEEE float */ ); 357 358 359 OUT_BATCH(_3DSTATE_COLOR_FACTOR_CMD); 360 OUT_BATCH(0x80808080); /* .5 required in alpha for GL_DOT3_RGBA_EXT */ 361 362 ADVANCE_BATCH(); 363} 364 365 366#define emit( intel, state, size ) \ 367 intel_batchbuffer_data(intel->batch, state, size ) 368 369static GLuint 370get_dirty(struct i830_hw_state *state) 371{ 372 return state->active & ~state->emitted; 373} 374 375static GLuint 376get_state_size(struct i830_hw_state *state) 377{ 378 GLuint dirty = get_dirty(state); 379 GLuint sz = 0; 380 GLuint i; 381 382 if (dirty & I830_UPLOAD_INVARIENT) 383 sz += 40 * sizeof(int); 384 385 if (dirty & I830_UPLOAD_RASTER_RULES) 386 sz += sizeof(state->RasterRules); 387 388 if (dirty & I830_UPLOAD_CTX) 389 sz += sizeof(state->Ctx); 390 391 if (dirty & I830_UPLOAD_BUFFERS) 392 sz += sizeof(state->Buffer); 393 394 if (dirty & I830_UPLOAD_STIPPLE) 395 sz += sizeof(state->Stipple); 396 397 for (i = 0; i < I830_TEX_UNITS; i++) { 398 if ((dirty & I830_UPLOAD_TEX(i))) 399 sz += sizeof(state->Tex[i]); 400 401 if (dirty & I830_UPLOAD_TEXBLEND(i)) 402 sz += state->TexBlendWordsUsed[i] * 4; 403 } 404 405 return sz; 406} 407 408 409/* Push the state into the sarea and/or texture memory. 410 */ 411static void 412i830_emit_state(struct intel_context *intel) 413{ 414 struct i830_context *i830 = i830_context(&intel->ctx); 415 struct i830_hw_state *state = i830->current; 416 int i, count; 417 GLuint dirty; 418 dri_bo *aper_array[3 + I830_TEX_UNITS]; 419 int aper_count; 420 GET_CURRENT_CONTEXT(ctx); 421 BATCH_LOCALS; 422 423 /* We don't hold the lock at this point, so want to make sure that 424 * there won't be a buffer wrap between the state emits and the primitive 425 * emit header. 426 * 427 * It might be better to talk about explicit places where 428 * scheduling is allowed, rather than assume that it is whenever a 429 * batchbuffer fills up. 430 */ 431 intel_batchbuffer_require_space(intel->batch, 432 get_state_size(state) + INTEL_PRIM_EMIT_SIZE); 433 count = 0; 434 again: 435 aper_count = 0; 436 dirty = get_dirty(state); 437 438 aper_array[aper_count++] = intel->batch->buf; 439 if (dirty & I830_UPLOAD_BUFFERS) { 440 aper_array[aper_count++] = state->draw_region->buffer; 441 if (state->depth_region) 442 aper_array[aper_count++] = state->depth_region->buffer; 443 } 444 445 for (i = 0; i < I830_TEX_UNITS; i++) 446 if (dirty & I830_UPLOAD_TEX(i)) { 447 if (state->tex_buffer[i]) { 448 aper_array[aper_count++] = state->tex_buffer[i]; 449 } 450 } 451 452 if (dri_bufmgr_check_aperture_space(aper_array, aper_count)) { 453 if (count == 0) { 454 count++; 455 intel_batchbuffer_flush(intel->batch); 456 goto again; 457 } else { 458 _mesa_error(ctx, GL_OUT_OF_MEMORY, "i830 emit state"); 459 assert(0); 460 } 461 } 462 463 464 /* Do this here as we may have flushed the batchbuffer above, 465 * causing more state to be dirty! 466 */ 467 dirty = get_dirty(state); 468 state->emitted |= dirty; 469 assert(get_dirty(state) == 0); 470 471 if (dirty & I830_UPLOAD_INVARIENT) { 472 DBG("I830_UPLOAD_INVARIENT:\n"); 473 i830_emit_invarient_state(intel); 474 } 475 476 if (dirty & I830_UPLOAD_RASTER_RULES) { 477 DBG("I830_UPLOAD_RASTER_RULES:\n"); 478 emit(intel, state->RasterRules, sizeof(state->RasterRules)); 479 } 480 481 if (dirty & I830_UPLOAD_CTX) { 482 DBG("I830_UPLOAD_CTX:\n"); 483 emit(intel, state->Ctx, sizeof(state->Ctx)); 484 485 } 486 487 if (dirty & I830_UPLOAD_BUFFERS) { 488 GLuint count = 15; 489 490 DBG("I830_UPLOAD_BUFFERS:\n"); 491 492 if (state->depth_region) 493 count += 3; 494 495 BEGIN_BATCH(count); 496 OUT_BATCH(state->Buffer[I830_DESTREG_CBUFADDR0]); 497 OUT_BATCH(state->Buffer[I830_DESTREG_CBUFADDR1]); 498 OUT_RELOC(state->draw_region->buffer, 499 I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 500 state->draw_region->draw_offset); 501 502 if (state->depth_region) { 503 OUT_BATCH(state->Buffer[I830_DESTREG_DBUFADDR0]); 504 OUT_BATCH(state->Buffer[I830_DESTREG_DBUFADDR1]); 505 OUT_RELOC(state->depth_region->buffer, 506 I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 507 state->depth_region->draw_offset); 508 } 509 510 OUT_BATCH(state->Buffer[I830_DESTREG_DV0]); 511 OUT_BATCH(state->Buffer[I830_DESTREG_DV1]); 512 OUT_BATCH(state->Buffer[I830_DESTREG_SENABLE]); 513 OUT_BATCH(state->Buffer[I830_DESTREG_SR0]); 514 OUT_BATCH(state->Buffer[I830_DESTREG_SR1]); 515 OUT_BATCH(state->Buffer[I830_DESTREG_SR2]); 516 517 assert(state->Buffer[I830_DESTREG_DRAWRECT0] != MI_NOOP); 518 OUT_BATCH(state->Buffer[I830_DESTREG_DRAWRECT0]); 519 OUT_BATCH(state->Buffer[I830_DESTREG_DRAWRECT1]); 520 OUT_BATCH(state->Buffer[I830_DESTREG_DRAWRECT2]); 521 OUT_BATCH(state->Buffer[I830_DESTREG_DRAWRECT3]); 522 OUT_BATCH(state->Buffer[I830_DESTREG_DRAWRECT4]); 523 OUT_BATCH(state->Buffer[I830_DESTREG_DRAWRECT5]); 524 ADVANCE_BATCH(); 525 } 526 527 if (dirty & I830_UPLOAD_STIPPLE) { 528 DBG("I830_UPLOAD_STIPPLE:\n"); 529 emit(intel, state->Stipple, sizeof(state->Stipple)); 530 } 531 532 for (i = 0; i < I830_TEX_UNITS; i++) { 533 if ((dirty & I830_UPLOAD_TEX(i))) { 534 DBG("I830_UPLOAD_TEX(%d):\n", i); 535 536 BEGIN_BATCH(I830_TEX_SETUP_SIZE + 1); 537 OUT_BATCH(state->Tex[i][I830_TEXREG_TM0LI]); 538 539 if (state->tex_buffer[i]) { 540 OUT_RELOC(state->tex_buffer[i], 541 I915_GEM_DOMAIN_SAMPLER, 0, 542 state->tex_offset[i]); 543 } 544 else if (state == &i830->meta) { 545 assert(i == 0); 546 OUT_BATCH(0); 547 } 548 else { 549 OUT_BATCH(state->tex_offset[i]); 550 } 551 552 OUT_BATCH(state->Tex[i][I830_TEXREG_TM0S1]); 553 OUT_BATCH(state->Tex[i][I830_TEXREG_TM0S2]); 554 OUT_BATCH(state->Tex[i][I830_TEXREG_TM0S3]); 555 OUT_BATCH(state->Tex[i][I830_TEXREG_TM0S4]); 556 OUT_BATCH(state->Tex[i][I830_TEXREG_MCS]); 557 OUT_BATCH(state->Tex[i][I830_TEXREG_CUBE]); 558 559 ADVANCE_BATCH(); 560 } 561 562 if (dirty & I830_UPLOAD_TEXBLEND(i)) { 563 DBG("I830_UPLOAD_TEXBLEND(%d): %d words\n", i, 564 state->TexBlendWordsUsed[i]); 565 emit(intel, state->TexBlend[i], state->TexBlendWordsUsed[i] * 4); 566 } 567 } 568 569 intel->batch->dirty_state &= ~dirty; 570 assert(get_dirty(state) == 0); 571 assert((intel->batch->dirty_state & (1<<1)) == 0); 572} 573 574static void 575i830_destroy_context(struct intel_context *intel) 576{ 577 GLuint i; 578 struct i830_context *i830 = i830_context(&intel->ctx); 579 580 intel_region_release(&i830->state.draw_region); 581 intel_region_release(&i830->state.depth_region); 582 intel_region_release(&i830->meta.draw_region); 583 intel_region_release(&i830->meta.depth_region); 584 intel_region_release(&i830->initial.draw_region); 585 intel_region_release(&i830->initial.depth_region); 586 587 for (i = 0; i < I830_TEX_UNITS; i++) { 588 if (i830->state.tex_buffer[i] != NULL) { 589 dri_bo_unreference(i830->state.tex_buffer[i]); 590 i830->state.tex_buffer[i] = NULL; 591 } 592 } 593 594 _tnl_free_vertices(&intel->ctx); 595} 596 597 598void 599i830_state_draw_region(struct intel_context *intel, 600 struct i830_hw_state *state, 601 struct intel_region *color_region, 602 struct intel_region *depth_region) 603{ 604 struct i830_context *i830 = i830_context(&intel->ctx); 605 GLcontext *ctx = &intel->ctx; 606 struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0]; 607 struct intel_renderbuffer *irb = intel_renderbuffer(rb); 608 GLuint value; 609 610 ASSERT(state == &i830->state || state == &i830->meta); 611 612 if (state->draw_region != color_region) { 613 intel_region_release(&state->draw_region); 614 intel_region_reference(&state->draw_region, color_region); 615 } 616 if (state->depth_region != depth_region) { 617 intel_region_release(&state->depth_region); 618 intel_region_reference(&state->depth_region, depth_region); 619 } 620 621 /* 622 * Set stride/cpp values 623 */ 624 i915_set_buf_info_for_region(&state->Buffer[I830_DESTREG_CBUFADDR0], 625 color_region, BUF_3D_ID_COLOR_BACK); 626 627 i915_set_buf_info_for_region(&state->Buffer[I830_DESTREG_DBUFADDR0], 628 depth_region, BUF_3D_ID_DEPTH); 629 630 /* 631 * Compute/set I830_DESTREG_DV1 value 632 */ 633 value = (DSTORG_HORT_BIAS(0x8) | /* .5 */ 634 DSTORG_VERT_BIAS(0x8) | DEPTH_IS_Z); /* .5 */ 635 636 if (irb != NULL) { 637 switch (irb->Base.Format) { 638 case MESA_FORMAT_ARGB8888: 639 case MESA_FORMAT_XRGB8888: 640 value |= DV_PF_8888; 641 break; 642 case MESA_FORMAT_RGB565: 643 value |= DV_PF_565; 644 break; 645 case MESA_FORMAT_ARGB1555: 646 value |= DV_PF_1555; 647 break; 648 case MESA_FORMAT_ARGB4444: 649 value |= DV_PF_4444; 650 break; 651 default: 652 _mesa_problem(ctx, "Bad renderbuffer format: %d\n", 653 irb->Base.Format); 654 } 655 } 656 657 if (depth_region && depth_region->cpp == 4) { 658 value |= DEPTH_FRMT_24_FIXED_8_OTHER; 659 } 660 else { 661 value |= DEPTH_FRMT_16_FIXED; 662 } 663 state->Buffer[I830_DESTREG_DV1] = value; 664 665 state->Buffer[I830_DESTREG_DRAWRECT0] = _3DSTATE_DRAWRECT_INFO; 666 state->Buffer[I830_DESTREG_DRAWRECT1] = 0; 667 state->Buffer[I830_DESTREG_DRAWRECT2] = 0; /* xmin, ymin */ 668 state->Buffer[I830_DESTREG_DRAWRECT3] = 669 (ctx->DrawBuffer->Width & 0xffff) | 670 (ctx->DrawBuffer->Height << 16); 671 state->Buffer[I830_DESTREG_DRAWRECT4] = 0; /* xoff, yoff */ 672 state->Buffer[I830_DESTREG_DRAWRECT5] = 0; 673 674 I830_STATECHANGE(i830, I830_UPLOAD_BUFFERS); 675 676 677} 678 679 680static void 681i830_set_draw_region(struct intel_context *intel, 682 struct intel_region *color_regions[], 683 struct intel_region *depth_region, 684 GLuint num_regions) 685{ 686 struct i830_context *i830 = i830_context(&intel->ctx); 687 i830_state_draw_region(intel, &i830->state, color_regions[0], depth_region); 688} 689 690/* This isn't really handled at the moment. 691 */ 692static void 693i830_new_batch(struct intel_context *intel) 694{ 695 struct i830_context *i830 = i830_context(&intel->ctx); 696 i830->state.emitted = 0; 697} 698 699static void 700i830_assert_not_dirty( struct intel_context *intel ) 701{ 702 struct i830_context *i830 = i830_context(&intel->ctx); 703 struct i830_hw_state *state = i830->current; 704 assert(!get_dirty(state)); 705} 706 707static void 708i830_invalidate_state(struct intel_context *intel, GLuint new_state) 709{ 710 if (new_state & _NEW_LIGHT) 711 i830_update_provoking_vertex(&intel->ctx); 712} 713 714void 715i830InitVtbl(struct i830_context *i830) 716{ 717 i830->intel.vtbl.check_vertex_size = i830_check_vertex_size; 718 i830->intel.vtbl.destroy = i830_destroy_context; 719 i830->intel.vtbl.emit_state = i830_emit_state; 720 i830->intel.vtbl.new_batch = i830_new_batch; 721 i830->intel.vtbl.reduced_primitive_state = i830_reduced_primitive_state; 722 i830->intel.vtbl.set_draw_region = i830_set_draw_region; 723 i830->intel.vtbl.update_texture_state = i830UpdateTextureState; 724 i830->intel.vtbl.render_start = i830_render_start; 725 i830->intel.vtbl.render_prevalidate = i830_render_prevalidate; 726 i830->intel.vtbl.assert_not_dirty = i830_assert_not_dirty; 727 i830->intel.vtbl.finish_batch = intel_finish_vb; 728 i830->intel.vtbl.invalidate_state = i830_invalidate_state; 729} 730