r300_state.c revision 07961bb05e5ba05205b9f53834863664f1023870
1/* 2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com> 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * on the rights to use, copy, modify, merge, publish, distribute, sub 8 * license, and/or sell copies of the Software, and to permit persons to whom 9 * the Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */ 22 23#include "util/u_math.h" 24#include "util/u_pack_color.h" 25 26#include "util/u_debug.h" 27 28#include "pipe/p_config.h" 29#include "pipe/internal/p_winsys_screen.h" 30 31#include "r300_context.h" 32#include "r300_reg.h" 33#include "r300_state_inlines.h" 34#include "r300_fs.h" 35 36/* r300_state: Functions used to intialize state context by translating 37 * Gallium state objects into semi-native r300 state objects. */ 38 39/* Create a new blend state based on the CSO blend state. 40 * 41 * This encompasses alpha blending, logic/raster ops, and blend dithering. */ 42static void* r300_create_blend_state(struct pipe_context* pipe, 43 const struct pipe_blend_state* state) 44{ 45 struct r300_blend_state* blend = CALLOC_STRUCT(r300_blend_state); 46 47 if (state->blend_enable) { 48 /* XXX for now, always do separate alpha... 49 * is it faster to do it with one reg? */ 50 blend->blend_control = R300_ALPHA_BLEND_ENABLE | 51 R300_SEPARATE_ALPHA_ENABLE | 52 R300_READ_ENABLE | 53 r300_translate_blend_function(state->rgb_func) | 54 (r300_translate_blend_factor(state->rgb_src_factor) << 55 R300_SRC_BLEND_SHIFT) | 56 (r300_translate_blend_factor(state->rgb_dst_factor) << 57 R300_DST_BLEND_SHIFT); 58 blend->alpha_blend_control = 59 r300_translate_blend_function(state->alpha_func) | 60 (r300_translate_blend_factor(state->alpha_src_factor) << 61 R300_SRC_BLEND_SHIFT) | 62 (r300_translate_blend_factor(state->alpha_dst_factor) << 63 R300_DST_BLEND_SHIFT); 64 } 65 66 /* PIPE_LOGICOP_* don't need to be translated, fortunately. */ 67 if (state->logicop_enable) { 68 blend->rop = R300_RB3D_ROPCNTL_ROP_ENABLE | 69 (state->logicop_func) << R300_RB3D_ROPCNTL_ROP_SHIFT; 70 } 71 72 if (state->dither) { 73 blend->dither = R300_RB3D_DITHER_CTL_DITHER_MODE_LUT | 74 R300_RB3D_DITHER_CTL_ALPHA_DITHER_MODE_LUT; 75 } 76 77 return (void*)blend; 78} 79 80/* Bind blend state. */ 81static void r300_bind_blend_state(struct pipe_context* pipe, 82 void* state) 83{ 84 struct r300_context* r300 = r300_context(pipe); 85 86 r300->blend_state = (struct r300_blend_state*)state; 87 r300->dirty_state |= R300_NEW_BLEND; 88} 89 90/* Free blend state. */ 91static void r300_delete_blend_state(struct pipe_context* pipe, 92 void* state) 93{ 94 FREE(state); 95} 96 97/* Set blend color. 98 * Setup both R300 and R500 registers, figure out later which one to write. */ 99static void r300_set_blend_color(struct pipe_context* pipe, 100 const struct pipe_blend_color* color) 101{ 102 struct r300_context* r300 = r300_context(pipe); 103 ubyte ur, ug, ub, ua; 104 105 ur = float_to_ubyte(color->color[0]); 106 ug = float_to_ubyte(color->color[1]); 107 ub = float_to_ubyte(color->color[2]); 108 ua = float_to_ubyte(color->color[3]); 109 110 util_pack_color(color->color, PIPE_FORMAT_A8R8G8B8_UNORM, 111 &r300->blend_color_state->blend_color); 112 113 /* XXX this is wrong */ 114 r300->blend_color_state->blend_color_red_alpha = ur | (ua << 16); 115 r300->blend_color_state->blend_color_green_blue = ub | (ug << 16); 116 117 r300->dirty_state |= R300_NEW_BLEND_COLOR; 118} 119 120static void r300_set_clip_state(struct pipe_context* pipe, 121 const struct pipe_clip_state* state) 122{ 123 struct r300_context* r300 = r300_context(pipe); 124 125 if (r300_screen(pipe->screen)->caps->has_tcl) { 126 r300->clip_state = *state; 127 r300->dirty_state |= R300_NEW_CLIP; 128 } else { 129 draw_flush(r300->draw); 130 draw_set_clip_state(r300->draw, state); 131 } 132} 133 134static void 135 r300_set_constant_buffer(struct pipe_context* pipe, 136 uint shader, uint index, 137 const struct pipe_constant_buffer* buffer) 138{ 139 struct r300_context* r300 = r300_context(pipe); 140 int i = r300->shader_constants[shader].user_count; 141 142 /* This entire chunk of code seems ever-so-slightly baked. 143 * It's as if I've got pipe_buffer* matryoshkas... */ 144 if (buffer && buffer->buffer && buffer->buffer->size) { 145 void* map = pipe->winsys->buffer_map(pipe->winsys, buffer->buffer, 146 PIPE_BUFFER_USAGE_CPU_READ); 147 memcpy(r300->shader_constants[shader].constants, 148 map, buffer->buffer->size); 149 pipe->winsys->buffer_unmap(pipe->winsys, buffer->buffer); 150 151 r300->shader_constants[shader].user_count = 152 buffer->buffer->size / (sizeof(float) * 4); 153 } else { 154 r300->shader_constants[shader].user_count = 0; 155 } 156 157 r300->dirty_state |= R300_NEW_CONSTANTS; 158#if 0 159 /* If the number of constants have changed, invalidate the shader. */ 160 if (r300->shader_constants[shader].user_count != i) { 161 if (shader == PIPE_SHADER_FRAGMENT && r300->fs && 162 r300->fs->uses_imms) { 163 r300->fs->translated = FALSE; 164 r300_translate_fragment_shader(r300, r300->fs); 165 } else if (shader == PIPE_SHADER_VERTEX && r300->vs && 166 r300->vs->uses_imms) { 167 r300->vs->translated = FALSE; 168 r300_translate_vertex_shader(r300, r300->vs); 169 } 170 } 171#endif 172} 173 174/* Create a new depth, stencil, and alpha state based on the CSO dsa state. 175 * 176 * This contains the depth buffer, stencil buffer, alpha test, and such. 177 * On the Radeon, depth and stencil buffer setup are intertwined, which is 178 * the reason for some of the strange-looking assignments across registers. */ 179static void* 180 r300_create_dsa_state(struct pipe_context* pipe, 181 const struct pipe_depth_stencil_alpha_state* state) 182{ 183 struct r300_dsa_state* dsa = CALLOC_STRUCT(r300_dsa_state); 184 185 /* Depth test setup. */ 186 if (state->depth.enabled) { 187 dsa->z_buffer_control |= R300_Z_ENABLE; 188 189 if (state->depth.writemask) { 190 dsa->z_buffer_control |= R300_Z_WRITE_ENABLE; 191 } 192 193 dsa->z_stencil_control |= 194 (r300_translate_depth_stencil_function(state->depth.func) << 195 R300_Z_FUNC_SHIFT); 196 } 197 198 /* Stencil buffer setup. */ 199 if (state->stencil[0].enabled) { 200 dsa->z_buffer_control |= R300_STENCIL_ENABLE; 201 dsa->z_stencil_control |= 202 (r300_translate_depth_stencil_function(state->stencil[0].func) << 203 R300_S_FRONT_FUNC_SHIFT) | 204 (r300_translate_stencil_op(state->stencil[0].fail_op) << 205 R300_S_FRONT_SFAIL_OP_SHIFT) | 206 (r300_translate_stencil_op(state->stencil[0].zpass_op) << 207 R300_S_FRONT_ZPASS_OP_SHIFT) | 208 (r300_translate_stencil_op(state->stencil[0].zfail_op) << 209 R300_S_FRONT_ZFAIL_OP_SHIFT); 210 211 dsa->stencil_ref_mask = (state->stencil[0].ref_value) | 212 (state->stencil[0].valuemask << R300_STENCILMASK_SHIFT) | 213 (state->stencil[0].writemask << R300_STENCILWRITEMASK_SHIFT); 214 215 if (state->stencil[1].enabled) { 216 dsa->z_buffer_control |= R300_STENCIL_FRONT_BACK; 217 dsa->z_stencil_control |= 218 (r300_translate_depth_stencil_function(state->stencil[1].func) << 219 R300_S_BACK_FUNC_SHIFT) | 220 (r300_translate_stencil_op(state->stencil[1].fail_op) << 221 R300_S_BACK_SFAIL_OP_SHIFT) | 222 (r300_translate_stencil_op(state->stencil[1].zpass_op) << 223 R300_S_BACK_ZPASS_OP_SHIFT) | 224 (r300_translate_stencil_op(state->stencil[1].zfail_op) << 225 R300_S_BACK_ZFAIL_OP_SHIFT); 226 227 dsa->stencil_ref_bf = (state->stencil[1].ref_value) | 228 (state->stencil[1].valuemask << R300_STENCILMASK_SHIFT) | 229 (state->stencil[1].writemask << R300_STENCILWRITEMASK_SHIFT); 230 } 231 } 232 233 /* Alpha test setup. */ 234 if (state->alpha.enabled) { 235 dsa->alpha_function = 236 r300_translate_alpha_function(state->alpha.func) | 237 R300_FG_ALPHA_FUNC_ENABLE; 238 dsa->alpha_reference = CLAMP(state->alpha.ref_value * 1023.0f, 239 0, 1023); 240 } else { 241 dsa->z_buffer_top = R300_ZTOP_ENABLE; 242 } 243 244 return (void*)dsa; 245} 246 247/* Bind DSA state. */ 248static void r300_bind_dsa_state(struct pipe_context* pipe, 249 void* state) 250{ 251 struct r300_context* r300 = r300_context(pipe); 252 253 r300->dsa_state = (struct r300_dsa_state*)state; 254 r300->dirty_state |= R300_NEW_DSA; 255} 256 257/* Free DSA state. */ 258static void r300_delete_dsa_state(struct pipe_context* pipe, 259 void* state) 260{ 261 FREE(state); 262} 263 264static void r300_set_edgeflags(struct pipe_context* pipe, 265 const unsigned* bitfield) 266{ 267 /* XXX you know it's bad when i915 has this blank too */ 268 /* XXX and even worse, I have no idea WTF the bitfield is */ 269} 270 271static void 272 r300_set_framebuffer_state(struct pipe_context* pipe, 273 const struct pipe_framebuffer_state* state) 274{ 275 struct r300_context* r300 = r300_context(pipe); 276 277 draw_flush(r300->draw); 278 279 r300->framebuffer_state = *state; 280 281 r300->dirty_state |= R300_NEW_FRAMEBUFFERS; 282} 283 284/* Create fragment shader state. */ 285static void* r300_create_fs_state(struct pipe_context* pipe, 286 const struct pipe_shader_state* shader) 287{ 288 struct r300_context* r300 = r300_context(pipe); 289 struct r300_fragment_shader* fs = NULL; 290 291 if (r300_screen(r300->context.screen)->caps->is_r500) { 292 fs = (struct r300_fragment_shader*)CALLOC_STRUCT(r5xx_fragment_shader); 293 } else { 294 fs = (struct r300_fragment_shader*)CALLOC_STRUCT(r3xx_fragment_shader); 295 } 296 297 /* Copy state directly into shader. */ 298 fs->state = *shader; 299 fs->state.tokens = tgsi_dup_tokens(shader->tokens); 300 301 tgsi_scan_shader(shader->tokens, &fs->info); 302 303 return (void*)fs; 304} 305 306/* Bind fragment shader state. */ 307static void r300_bind_fs_state(struct pipe_context* pipe, void* shader) 308{ 309 struct r300_context* r300 = r300_context(pipe); 310 struct r300_fragment_shader* fs = (struct r300_fragment_shader*)shader; 311 312 if (fs == NULL) { 313 r300->fs = NULL; 314 return; 315 } else if (!fs->translated) { 316 r300_translate_fragment_shader(r300, fs); 317 } 318 319 r300->fs = fs; 320 321 r300->dirty_state |= R300_NEW_FRAGMENT_SHADER; 322} 323 324/* Delete fragment shader state. */ 325static void r300_delete_fs_state(struct pipe_context* pipe, void* shader) 326{ 327 struct r300_fragment_shader* fs = (struct r300_fragment_shader*)shader; 328 FREE(fs->state.tokens); 329 FREE(shader); 330} 331 332static void r300_set_polygon_stipple(struct pipe_context* pipe, 333 const struct pipe_poly_stipple* state) 334{ 335 /* XXX no idea how to set this up, but not terribly important */ 336} 337 338/* Create a new rasterizer state based on the CSO rasterizer state. 339 * 340 * This is a very large chunk of state, and covers most of the graphics 341 * backend (GB), geometry assembly (GA), and setup unit (SU) blocks. 342 * 343 * In a not entirely unironic sidenote, this state has nearly nothing to do 344 * with the actual block on the Radeon called the rasterizer (RS). */ 345static void* r300_create_rs_state(struct pipe_context* pipe, 346 const struct pipe_rasterizer_state* state) 347{ 348 struct r300_rs_state* rs = CALLOC_STRUCT(r300_rs_state); 349 350 /* Copy rasterizer state for Draw. */ 351 rs->rs = *state; 352 353 rs->enable_vte = !state->bypass_vs_clip_and_viewport; 354 355#ifdef PIPE_ARCH_LITTLE_ENDIAN 356 rs->vap_control_status = R300_VC_NO_SWAP; 357#else 358 rs->vap_control_status = R300_VC_32BIT_SWAP; 359#endif 360 361 /* If bypassing TCL, or if no TCL engine is present, turn off the HW TCL. 362 * Else, enable HW TCL and force Draw's TCL off. */ 363 if (state->bypass_vs_clip_and_viewport || 364 !r300_screen(pipe->screen)->caps->has_tcl) { 365 rs->vap_control_status |= R300_VAP_TCL_BYPASS; 366 } else { 367 rs->rs.bypass_vs_clip_and_viewport = TRUE; 368 } 369 370 rs->point_size = pack_float_16_6x(state->point_size) | 371 (pack_float_16_6x(state->point_size) << R300_POINTSIZE_X_SHIFT); 372 373 rs->point_minmax = 374 ((int)(state->point_size_min * 6.0) << 375 R300_GA_POINT_MINMAX_MIN_SHIFT) | 376 ((int)(state->point_size_max * 6.0) << 377 R300_GA_POINT_MINMAX_MAX_SHIFT); 378 379 rs->line_control = pack_float_16_6x(state->line_width) | 380 R300_GA_LINE_CNTL_END_TYPE_COMP; 381 382 /* Radeons don't think in "CW/CCW", they think in "front/back". */ 383 if (state->front_winding == PIPE_WINDING_CW) { 384 rs->cull_mode = R300_FRONT_FACE_CW; 385 386 if (state->offset_cw) { 387 rs->polygon_offset_enable |= R300_FRONT_ENABLE; 388 } 389 if (state->offset_ccw) { 390 rs->polygon_offset_enable |= R300_BACK_ENABLE; 391 } 392 } else { 393 rs->cull_mode = R300_FRONT_FACE_CCW; 394 395 if (state->offset_ccw) { 396 rs->polygon_offset_enable |= R300_FRONT_ENABLE; 397 } 398 if (state->offset_cw) { 399 rs->polygon_offset_enable |= R300_BACK_ENABLE; 400 } 401 } 402 if (state->front_winding & state->cull_mode) { 403 rs->cull_mode |= R300_CULL_FRONT; 404 } 405 if (~(state->front_winding) & state->cull_mode) { 406 rs->cull_mode |= R300_CULL_BACK; 407 } 408 409 if (rs->polygon_offset_enable) { 410 rs->depth_offset_front = rs->depth_offset_back = 411 fui(state->offset_units); 412 rs->depth_scale_front = rs->depth_scale_back = 413 fui(state->offset_scale); 414 } 415 416 if (state->line_stipple_enable) { 417 rs->line_stipple_config = 418 R300_GA_LINE_STIPPLE_CONFIG_LINE_RESET_LINE | 419 (fui((float)state->line_stipple_factor) & 420 R300_GA_LINE_STIPPLE_CONFIG_STIPPLE_SCALE_MASK); 421 /* XXX this might need to be scaled up */ 422 rs->line_stipple_value = state->line_stipple_pattern; 423 } 424 425 if (state->flatshade) { 426 rs->color_control = R300_SHADE_MODEL_FLAT; 427 } else { 428 rs->color_control = R300_SHADE_MODEL_SMOOTH; 429 } 430 431 if (!state->flatshade_first) { 432 rs->color_control |= R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST; 433 } 434 435 return (void*)rs; 436} 437 438/* Bind rasterizer state. */ 439static void r300_bind_rs_state(struct pipe_context* pipe, void* state) 440{ 441 struct r300_context* r300 = r300_context(pipe); 442 struct r300_rs_state* rs = (struct r300_rs_state*)state; 443 444 draw_flush(r300->draw); 445 draw_set_rasterizer_state(r300->draw, &rs->rs); 446 447 r300->rs_state = rs; 448 r300->dirty_state |= R300_NEW_RASTERIZER; 449} 450 451/* Free rasterizer state. */ 452static void r300_delete_rs_state(struct pipe_context* pipe, void* state) 453{ 454 FREE(state); 455} 456 457static void* 458 r300_create_sampler_state(struct pipe_context* pipe, 459 const struct pipe_sampler_state* state) 460{ 461 struct r300_context* r300 = r300_context(pipe); 462 struct r300_sampler_state* sampler = CALLOC_STRUCT(r300_sampler_state); 463 int lod_bias; 464 465 sampler->filter0 |= 466 (r300_translate_wrap(state->wrap_s) << R300_TX_WRAP_S_SHIFT) | 467 (r300_translate_wrap(state->wrap_t) << R300_TX_WRAP_T_SHIFT) | 468 (r300_translate_wrap(state->wrap_r) << R300_TX_WRAP_R_SHIFT); 469 470 sampler->filter0 |= r300_translate_tex_filters(state->min_img_filter, 471 state->mag_img_filter, 472 state->min_mip_filter); 473 474 lod_bias = CLAMP((int)(state->lod_bias * 32), -(1 << 9), (1 << 9) - 1); 475 476 sampler->filter1 |= lod_bias << R300_LOD_BIAS_SHIFT; 477 478 sampler->filter1 |= r300_anisotropy(state->max_anisotropy); 479 480 util_pack_color(state->border_color, PIPE_FORMAT_A8R8G8B8_UNORM, 481 &sampler->border_color); 482 483 /* R500-specific fixups and optimizations */ 484 if (r300_screen(r300->context.screen)->caps->is_r500) { 485 sampler->filter1 |= R500_BORDER_FIX; 486 } 487 488 return (void*)sampler; 489} 490 491static void r300_bind_sampler_states(struct pipe_context* pipe, 492 unsigned count, 493 void** states) 494{ 495 struct r300_context* r300 = r300_context(pipe); 496 int i; 497 498 if (count > 8) { 499 return; 500 } 501 502 for (i = 0; i < count; i++) { 503 if (r300->sampler_states[i] != states[i]) { 504 r300->sampler_states[i] = (struct r300_sampler_state*)states[i]; 505 r300->dirty_state |= (R300_NEW_SAMPLER << i); 506 } 507 } 508 509 r300->sampler_count = count; 510} 511 512static void r300_delete_sampler_state(struct pipe_context* pipe, void* state) 513{ 514 FREE(state); 515} 516 517static void r300_set_sampler_textures(struct pipe_context* pipe, 518 unsigned count, 519 struct pipe_texture** texture) 520{ 521 struct r300_context* r300 = r300_context(pipe); 522 int i; 523 524 /* XXX magic num */ 525 if (count > 8) { 526 return; 527 } 528 529 for (i = 0; i < count; i++) { 530 if (r300->textures[i] != (struct r300_texture*)texture[i]) { 531 pipe_texture_reference((struct pipe_texture**)&r300->textures[i], 532 texture[i]); 533 r300->dirty_state |= (R300_NEW_TEXTURE << i); 534 } 535 } 536 537 for (i = count; i < 8; i++) { 538 if (r300->textures[i]) { 539 pipe_texture_reference((struct pipe_texture**)&r300->textures[i], 540 NULL); 541 r300->dirty_state |= (R300_NEW_TEXTURE << i); 542 } 543 } 544 545 r300->texture_count = count; 546} 547 548static void r300_set_scissor_state(struct pipe_context* pipe, 549 const struct pipe_scissor_state* state) 550{ 551 struct r300_context* r300 = r300_context(pipe); 552 553 if (r300_screen(r300->context.screen)->caps->is_r500) { 554 r300->scissor_state->scissor_top_left = 555 (state->minx << R300_SCISSORS_X_SHIFT) | 556 (state->miny << R300_SCISSORS_Y_SHIFT); 557 r300->scissor_state->scissor_bottom_right = 558 (state->maxx << R300_SCISSORS_X_SHIFT) | 559 (state->maxy << R300_SCISSORS_Y_SHIFT); 560 } else { 561 /* Offset of 1440 in non-R500 chipsets. */ 562 r300->scissor_state->scissor_top_left = 563 ((state->minx + 1440) << R300_SCISSORS_X_SHIFT) | 564 ((state->miny + 1440) << R300_SCISSORS_Y_SHIFT); 565 r300->scissor_state->scissor_bottom_right = 566 ((state->maxx + 1440) << R300_SCISSORS_X_SHIFT) | 567 ((state->maxy + 1440) << R300_SCISSORS_Y_SHIFT); 568 } 569 570 r300->dirty_state |= R300_NEW_SCISSOR; 571} 572 573static void r300_set_viewport_state(struct pipe_context* pipe, 574 const struct pipe_viewport_state* state) 575{ 576 struct r300_context* r300 = r300_context(pipe); 577 578 /* Do the transform in HW. */ 579 r300->viewport_state->vte_control = R300_VTX_W0_FMT; 580 581 if (state->scale[0] != 1.0f) { 582 assert(state->scale[0] != 0.0f); 583 r300->viewport_state->xscale = state->scale[0]; 584 r300->viewport_state->vte_control |= R300_VPORT_X_SCALE_ENA; 585 } 586 if (state->scale[1] != 1.0f) { 587 assert(state->scale[1] != 0.0f); 588 r300->viewport_state->yscale = state->scale[1]; 589 r300->viewport_state->vte_control |= R300_VPORT_Y_SCALE_ENA; 590 } 591 if (state->scale[2] != 1.0f) { 592 assert(state->scale[2] != 0.0f); 593 r300->viewport_state->zscale = state->scale[2]; 594 r300->viewport_state->vte_control |= R300_VPORT_Z_SCALE_ENA; 595 } 596 if (state->translate[0] != 0.0f) { 597 r300->viewport_state->xoffset = state->translate[0]; 598 r300->viewport_state->vte_control |= R300_VPORT_X_OFFSET_ENA; 599 } 600 if (state->translate[1] != 0.0f) { 601 r300->viewport_state->yoffset = state->translate[1]; 602 r300->viewport_state->vte_control |= R300_VPORT_Y_OFFSET_ENA; 603 } 604 if (state->translate[2] != 0.0f) { 605 r300->viewport_state->zoffset = state->translate[2]; 606 r300->viewport_state->vte_control |= R300_VPORT_Z_OFFSET_ENA; 607 } 608 609 r300->dirty_state |= R300_NEW_VIEWPORT; 610} 611 612static void r300_set_vertex_buffers(struct pipe_context* pipe, 613 unsigned count, 614 const struct pipe_vertex_buffer* buffers) 615{ 616 struct r300_context* r300 = r300_context(pipe); 617 618 memcpy(r300->vertex_buffers, buffers, 619 sizeof(struct pipe_vertex_buffer) * count); 620 621 r300->vertex_buffer_count = count; 622 623 draw_flush(r300->draw); 624 draw_set_vertex_buffers(r300->draw, count, buffers); 625} 626 627static void r300_set_vertex_elements(struct pipe_context* pipe, 628 unsigned count, 629 const struct pipe_vertex_element* elements) 630{ 631 struct r300_context* r300 = r300_context(pipe); 632 633 draw_flush(r300->draw); 634 draw_set_vertex_elements(r300->draw, count, elements); 635} 636 637static void* r300_create_vs_state(struct pipe_context* pipe, 638 const struct pipe_shader_state* shader) 639{ 640 struct r300_context* r300 = r300_context(pipe); 641 642 if (r300_screen(pipe->screen)->caps->has_tcl) { 643 struct r300_vertex_shader* vs = CALLOC_STRUCT(r300_vertex_shader); 644 /* Copy state directly into shader. */ 645 vs->state = *shader; 646 vs->state.tokens = tgsi_dup_tokens(shader->tokens); 647 648 tgsi_scan_shader(shader->tokens, &vs->info); 649 650 /* Appease Draw. */ 651 vs->draw = draw_create_vertex_shader(r300->draw, shader); 652 653 return (void*)vs; 654 } else { 655 return draw_create_vertex_shader(r300->draw, shader); 656 } 657} 658 659static void r300_bind_vs_state(struct pipe_context* pipe, void* shader) 660{ 661 struct r300_context* r300 = r300_context(pipe); 662 663 draw_flush(r300->draw); 664 665 if (r300_screen(pipe->screen)->caps->has_tcl) { 666 struct r300_vertex_shader* vs = (struct r300_vertex_shader*)shader; 667 668 if (vs == NULL) { 669 r300->vs = NULL; 670 return; 671 } else if (!vs->translated) { 672 r300_translate_vertex_shader(r300, vs); 673 } 674 675 draw_bind_vertex_shader(r300->draw, vs->draw); 676 r300->vs = vs; 677 r300->dirty_state |= R300_NEW_VERTEX_SHADER; 678 } else { 679 draw_bind_vertex_shader(r300->draw, 680 (struct draw_vertex_shader*)shader); 681 } 682} 683 684static void r300_delete_vs_state(struct pipe_context* pipe, void* shader) 685{ 686 struct r300_context* r300 = r300_context(pipe); 687 688 if (r300_screen(pipe->screen)->caps->has_tcl) { 689 struct r300_vertex_shader* vs = (struct r300_vertex_shader*)shader; 690 691 draw_delete_vertex_shader(r300->draw, vs->draw); 692 FREE(vs->state.tokens); 693 FREE(shader); 694 } else { 695 draw_delete_vertex_shader(r300->draw, 696 (struct draw_vertex_shader*)shader); 697 } 698} 699 700void r300_init_state_functions(struct r300_context* r300) 701{ 702 r300->context.create_blend_state = r300_create_blend_state; 703 r300->context.bind_blend_state = r300_bind_blend_state; 704 r300->context.delete_blend_state = r300_delete_blend_state; 705 706 r300->context.set_blend_color = r300_set_blend_color; 707 708 r300->context.set_clip_state = r300_set_clip_state; 709 710 r300->context.set_constant_buffer = r300_set_constant_buffer; 711 712 r300->context.create_depth_stencil_alpha_state = r300_create_dsa_state; 713 r300->context.bind_depth_stencil_alpha_state = r300_bind_dsa_state; 714 r300->context.delete_depth_stencil_alpha_state = r300_delete_dsa_state; 715 716 r300->context.set_edgeflags = r300_set_edgeflags; 717 718 r300->context.set_framebuffer_state = r300_set_framebuffer_state; 719 720 r300->context.create_fs_state = r300_create_fs_state; 721 r300->context.bind_fs_state = r300_bind_fs_state; 722 r300->context.delete_fs_state = r300_delete_fs_state; 723 724 r300->context.set_polygon_stipple = r300_set_polygon_stipple; 725 726 r300->context.create_rasterizer_state = r300_create_rs_state; 727 r300->context.bind_rasterizer_state = r300_bind_rs_state; 728 r300->context.delete_rasterizer_state = r300_delete_rs_state; 729 730 r300->context.create_sampler_state = r300_create_sampler_state; 731 r300->context.bind_sampler_states = r300_bind_sampler_states; 732 r300->context.delete_sampler_state = r300_delete_sampler_state; 733 734 r300->context.set_sampler_textures = r300_set_sampler_textures; 735 736 r300->context.set_scissor_state = r300_set_scissor_state; 737 738 r300->context.set_viewport_state = r300_set_viewport_state; 739 740 r300->context.set_vertex_buffers = r300_set_vertex_buffers; 741 r300->context.set_vertex_elements = r300_set_vertex_elements; 742 743 r300->context.create_vs_state = r300_create_vs_state; 744 r300->context.bind_vs_state = r300_bind_vs_state; 745 r300->context.delete_vs_state = r300_delete_vs_state; 746} 747