r600_blit.c revision 2f6eb3afb725112b2a0b110493f5062f80a78a3f
1/* 2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org> 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 "r600_pipe.h" 24#include "util/u_surface.h" 25#include "util/u_blitter.h" 26#include "util/u_format.h" 27 28enum r600_blitter_op /* bitmask */ 29{ 30 R600_SAVE_FRAGMENT_STATE = 1, 31 R600_SAVE_TEXTURES = 2, 32 R600_SAVE_FRAMEBUFFER = 4, 33 R600_DISABLE_RENDER_COND = 8, 34 35 R600_CLEAR = R600_SAVE_FRAGMENT_STATE, 36 37 R600_CLEAR_SURFACE = R600_SAVE_FRAGMENT_STATE | R600_SAVE_FRAMEBUFFER, 38 39 R600_COPY_BUFFER = R600_DISABLE_RENDER_COND, 40 41 R600_COPY_TEXTURE = R600_SAVE_FRAGMENT_STATE | R600_SAVE_FRAMEBUFFER | R600_SAVE_TEXTURES | 42 R600_DISABLE_RENDER_COND, 43 44 R600_DECOMPRESS = R600_SAVE_FRAGMENT_STATE | R600_SAVE_FRAMEBUFFER | R600_DISABLE_RENDER_COND, 45 46 R600_COLOR_RESOLVE = R600_SAVE_FRAGMENT_STATE | R600_SAVE_FRAMEBUFFER | R600_DISABLE_RENDER_COND 47}; 48 49static void r600_blitter_begin(struct pipe_context *ctx, enum r600_blitter_op op) 50{ 51 struct r600_context *rctx = (struct r600_context *)ctx; 52 53 r600_suspend_nontimer_queries(rctx); 54 55 util_blitter_save_vertex_buffers(rctx->blitter, 56 util_last_bit(rctx->vertex_buffer_state.enabled_mask), 57 rctx->vertex_buffer_state.vb); 58 util_blitter_save_vertex_elements(rctx->blitter, rctx->vertex_elements); 59 util_blitter_save_vertex_shader(rctx->blitter, rctx->vs_shader); 60 util_blitter_save_so_targets(rctx->blitter, rctx->num_so_targets, 61 (struct pipe_stream_output_target**)rctx->so_targets); 62 util_blitter_save_rasterizer(rctx->blitter, rctx->states[R600_PIPE_STATE_RASTERIZER]); 63 64 if (op & R600_SAVE_FRAGMENT_STATE) { 65 if (rctx->states[R600_PIPE_STATE_VIEWPORT]) { 66 util_blitter_save_viewport(rctx->blitter, &rctx->viewport); 67 } 68 util_blitter_save_fragment_shader(rctx->blitter, rctx->ps_shader); 69 util_blitter_save_blend(rctx->blitter, rctx->states[R600_PIPE_STATE_BLEND]); 70 util_blitter_save_depth_stencil_alpha(rctx->blitter, rctx->states[R600_PIPE_STATE_DSA]); 71 if (rctx->states[R600_PIPE_STATE_STENCIL_REF]) { 72 util_blitter_save_stencil_ref(rctx->blitter, &rctx->stencil_ref); 73 } 74 util_blitter_save_sample_mask(rctx->blitter, rctx->sample_mask.sample_mask); 75 } 76 77 if (op & R600_SAVE_FRAMEBUFFER) 78 util_blitter_save_framebuffer(rctx->blitter, &rctx->framebuffer); 79 80 if (op & R600_SAVE_TEXTURES) { 81 util_blitter_save_fragment_sampler_states( 82 rctx->blitter, rctx->ps_samplers.n_samplers, 83 (void**)rctx->ps_samplers.samplers); 84 85 util_blitter_save_fragment_sampler_views( 86 rctx->blitter, util_last_bit(rctx->ps_samplers.views.enabled_mask), 87 (struct pipe_sampler_view**)rctx->ps_samplers.views.views); 88 } 89 90 if ((op & R600_DISABLE_RENDER_COND) && rctx->current_render_cond) { 91 rctx->saved_render_cond = rctx->current_render_cond; 92 rctx->saved_render_cond_mode = rctx->current_render_cond_mode; 93 rctx->context.render_condition(&rctx->context, NULL, 0); 94 } 95 96} 97 98static void r600_blitter_end(struct pipe_context *ctx) 99{ 100 struct r600_context *rctx = (struct r600_context *)ctx; 101 if (rctx->saved_render_cond) { 102 rctx->context.render_condition(&rctx->context, 103 rctx->saved_render_cond, 104 rctx->saved_render_cond_mode); 105 rctx->saved_render_cond = NULL; 106 } 107 r600_resume_nontimer_queries(rctx); 108} 109 110static unsigned u_max_layer(struct pipe_resource *r, unsigned level) 111{ 112 switch (r->target) { 113 case PIPE_TEXTURE_CUBE: 114 return 6 - 1; 115 case PIPE_TEXTURE_3D: 116 return u_minify(r->depth0, level) - 1; 117 case PIPE_TEXTURE_1D_ARRAY: 118 case PIPE_TEXTURE_2D_ARRAY: 119 return r->array_size - 1; 120 default: 121 return 0; 122 } 123} 124 125static unsigned u_max_sample(struct pipe_resource *r) 126{ 127 return r->nr_samples ? r->nr_samples - 1 : 0; 128} 129 130void r600_blit_decompress_depth(struct pipe_context *ctx, 131 struct r600_texture *texture, 132 struct r600_texture *staging, 133 unsigned first_level, unsigned last_level, 134 unsigned first_layer, unsigned last_layer, 135 unsigned first_sample, unsigned last_sample) 136{ 137 struct r600_context *rctx = (struct r600_context *)ctx; 138 unsigned layer, level, sample, checked_last_layer, max_layer, max_sample; 139 struct r600_texture *flushed_depth_texture = staging ? 140 staging : texture->flushed_depth_texture; 141 const struct util_format_description *desc = 142 util_format_description(texture->resource.b.b.format); 143 float depth; 144 145 if (!staging && !texture->dirty_level_mask) 146 return; 147 148 max_sample = u_max_sample(&texture->resource.b.b); 149 150 /* XXX Decompressing MSAA depth textures is broken on R6xx. 151 * There is also a hardlock if CMASK and FMASK are not present. 152 * Just skip this until we find out how to fix it. */ 153 if (rctx->chip_class == R600 && max_sample > 0) { 154 texture->dirty_level_mask = 0; 155 return; 156 } 157 158 if (rctx->family == CHIP_RV610 || rctx->family == CHIP_RV630 || 159 rctx->family == CHIP_RV620 || rctx->family == CHIP_RV635) 160 depth = 0.0f; 161 else 162 depth = 1.0f; 163 164 /* Enable decompression in DB_RENDER_CONTROL */ 165 rctx->db_misc_state.flush_depthstencil_through_cb = true; 166 rctx->db_misc_state.copy_depth = util_format_has_depth(desc); 167 rctx->db_misc_state.copy_stencil = util_format_has_stencil(desc); 168 rctx->db_misc_state.copy_sample = first_sample; 169 r600_atom_dirty(rctx, &rctx->db_misc_state.atom); 170 171 172 for (level = first_level; level <= last_level; level++) { 173 if (!staging && !(texture->dirty_level_mask & (1 << level))) 174 continue; 175 176 /* The smaller the mipmap level, the less layers there are 177 * as far as 3D textures are concerned. */ 178 max_layer = u_max_layer(&texture->resource.b.b, level); 179 checked_last_layer = last_layer < max_layer ? last_layer : max_layer; 180 181 for (layer = first_layer; layer <= checked_last_layer; layer++) { 182 for (sample = first_sample; sample <= last_sample; sample++) { 183 struct pipe_surface *zsurf, *cbsurf, surf_tmpl; 184 185 if (sample != rctx->db_misc_state.copy_sample) { 186 rctx->db_misc_state.copy_sample = sample; 187 r600_atom_dirty(rctx, &rctx->db_misc_state.atom); 188 } 189 190 surf_tmpl.format = texture->resource.b.b.format; 191 surf_tmpl.u.tex.level = level; 192 surf_tmpl.u.tex.first_layer = layer; 193 surf_tmpl.u.tex.last_layer = layer; 194 surf_tmpl.usage = PIPE_BIND_DEPTH_STENCIL; 195 196 zsurf = ctx->create_surface(ctx, &texture->resource.b.b, &surf_tmpl); 197 198 surf_tmpl.format = flushed_depth_texture->resource.b.b.format; 199 surf_tmpl.u.tex.level = level; 200 surf_tmpl.u.tex.first_layer = layer; 201 surf_tmpl.u.tex.last_layer = layer; 202 surf_tmpl.usage = PIPE_BIND_RENDER_TARGET; 203 cbsurf = ctx->create_surface(ctx, 204 &flushed_depth_texture->resource.b.b, &surf_tmpl); 205 206 r600_blitter_begin(ctx, R600_DECOMPRESS); 207 util_blitter_custom_depth_stencil(rctx->blitter, zsurf, cbsurf, 1 << sample, 208 rctx->custom_dsa_flush, depth); 209 r600_blitter_end(ctx); 210 211 pipe_surface_reference(&zsurf, NULL); 212 pipe_surface_reference(&cbsurf, NULL); 213 } 214 } 215 216 /* The texture will always be dirty if some layers or samples aren't flushed. 217 * I don't think this case occurs often though. */ 218 if (!staging && 219 first_layer == 0 && last_layer == max_layer && 220 first_sample == 0 && last_sample == max_sample) { 221 texture->dirty_level_mask &= ~(1 << level); 222 } 223 } 224 225 /* reenable compression in DB_RENDER_CONTROL */ 226 rctx->db_misc_state.flush_depthstencil_through_cb = false; 227 r600_atom_dirty(rctx, &rctx->db_misc_state.atom); 228} 229 230void r600_decompress_depth_textures(struct r600_context *rctx, 231 struct r600_samplerview_state *textures) 232{ 233 unsigned i; 234 unsigned depth_texture_mask = textures->compressed_depthtex_mask; 235 236 while (depth_texture_mask) { 237 struct pipe_sampler_view *view; 238 struct r600_texture *tex; 239 240 i = u_bit_scan(&depth_texture_mask); 241 242 view = &textures->views[i]->base; 243 assert(view); 244 245 tex = (struct r600_texture *)view->texture; 246 assert(tex->is_depth && !tex->is_flushing_texture); 247 248 r600_blit_decompress_depth(&rctx->context, tex, NULL, 249 view->u.tex.first_level, view->u.tex.last_level, 250 0, u_max_layer(&tex->resource.b.b, view->u.tex.first_level), 251 0, u_max_sample(&tex->resource.b.b)); 252 } 253} 254 255static void r600_blit_decompress_color(struct pipe_context *ctx, 256 struct r600_texture *rtex, 257 unsigned first_level, unsigned last_level, 258 unsigned first_layer, unsigned last_layer) 259{ 260 struct r600_context *rctx = (struct r600_context *)ctx; 261 unsigned layer, level, checked_last_layer, max_layer; 262 263 if (!rtex->dirty_level_mask) 264 return; 265 266 for (level = first_level; level <= last_level; level++) { 267 if (!(rtex->dirty_level_mask & (1 << level))) 268 continue; 269 270 /* The smaller the mipmap level, the less layers there are 271 * as far as 3D textures are concerned. */ 272 max_layer = u_max_layer(&rtex->resource.b.b, level); 273 checked_last_layer = last_layer < max_layer ? last_layer : max_layer; 274 275 for (layer = first_layer; layer <= checked_last_layer; layer++) { 276 struct pipe_surface *cbsurf, surf_tmpl; 277 278 surf_tmpl.format = rtex->resource.b.b.format; 279 surf_tmpl.u.tex.level = level; 280 surf_tmpl.u.tex.first_layer = layer; 281 surf_tmpl.u.tex.last_layer = layer; 282 surf_tmpl.usage = PIPE_BIND_RENDER_TARGET; 283 cbsurf = ctx->create_surface(ctx, &rtex->resource.b.b, &surf_tmpl); 284 285 r600_blitter_begin(ctx, R600_DECOMPRESS); 286 util_blitter_custom_color(rctx->blitter, cbsurf, 287 rctx->custom_blend_decompress); 288 r600_blitter_end(ctx); 289 290 pipe_surface_reference(&cbsurf, NULL); 291 } 292 293 /* The texture will always be dirty if some layers or samples aren't flushed. 294 * I don't think this case occurs often though. */ 295 if (first_layer == 0 && last_layer == max_layer) { 296 rtex->dirty_level_mask &= ~(1 << level); 297 } 298 } 299} 300 301void r600_decompress_color_textures(struct r600_context *rctx, 302 struct r600_samplerview_state *textures) 303{ 304 unsigned i; 305 unsigned mask = textures->compressed_colortex_mask; 306 307 while (mask) { 308 struct pipe_sampler_view *view; 309 struct r600_texture *tex; 310 311 i = u_bit_scan(&mask); 312 313 view = &textures->views[i]->base; 314 assert(view); 315 316 tex = (struct r600_texture *)view->texture; 317 assert(tex->cmask_size && tex->fmask_size); 318 319 r600_blit_decompress_color(&rctx->context, tex, 320 view->u.tex.first_level, view->u.tex.last_level, 321 0, u_max_layer(&tex->resource.b.b, view->u.tex.first_level)); 322 } 323} 324 325static void r600_copy_first_sample(struct pipe_context *ctx, 326 const struct pipe_resolve_info *info) 327{ 328 struct r600_context *rctx = (struct r600_context *)ctx; 329 struct r600_texture *rsrc = (struct r600_texture*)info->src.res; 330 struct pipe_surface *dst_view, dst_templ; 331 struct pipe_sampler_view src_templ, *src_view; 332 struct pipe_box box; 333 334 if (rsrc->is_depth && !rsrc->is_flushing_texture) { 335 if (!r600_init_flushed_depth_texture(ctx, info->src.res, NULL)) 336 return; /* error */ 337 338 /* Decompress the first sample only. */ 339 r600_blit_decompress_depth(ctx, rsrc, NULL, 340 0, 0, 341 info->src.layer, info->src.layer, 342 0, 0); 343 } 344 if (rsrc->fmask_size && rsrc->cmask_size) { 345 r600_blit_decompress_color(ctx, rsrc, 346 0, 0, 347 info->src.layer, info->src.layer); 348 } 349 350 /* this is correct for upside-down blits too */ 351 u_box_2d(info->src.x0, 352 info->src.y0, 353 info->src.x1 - info->src.x0, 354 info->src.y1 - info->src.y0, &box); 355 356 /* Initialize the surface. */ 357 util_blitter_default_dst_texture(&dst_templ, info->dst.res, 358 info->dst.level, info->dst.layer, &box); 359 dst_view = ctx->create_surface(ctx, info->dst.res, &dst_templ); 360 361 /* Initialize the sampler view. */ 362 util_blitter_default_src_texture(&src_templ, info->src.res, 0); 363 src_view = ctx->create_sampler_view(ctx, info->src.res, &src_templ); 364 365 /* Copy the first sample into dst. */ 366 r600_blitter_begin(ctx, R600_COPY_TEXTURE); 367 util_blitter_copy_texture_view(rctx->blitter, dst_view, ~0, info->dst.x0, 368 info->dst.y0, src_view, 0, &box, 369 info->src.res->width0, info->src.res->height0, 370 info->mask); 371 r600_blitter_end(ctx); 372 373 pipe_surface_reference(&dst_view, NULL); 374 pipe_sampler_view_reference(&src_view, NULL); 375} 376 377static boolean is_simple_resolve(const struct pipe_resolve_info *info) 378{ 379 unsigned dst_width = u_minify(info->dst.res->width0, info->dst.level); 380 unsigned dst_height = u_minify(info->dst.res->height0, info->dst.level); 381 382 return info->dst.res->format == info->src.res->format && 383 dst_width == info->src.res->width0 && 384 dst_height == info->src.res->height0 && 385 info->dst.x0 == 0 && 386 info->dst.y0 == 0 && 387 info->dst.x1 == dst_width && 388 info->dst.y1 == dst_height && 389 info->src.x0 == 0 && 390 info->src.y0 == 0 && 391 info->src.x1 == dst_width && 392 info->src.y1 == dst_height; 393} 394 395static void r600_color_resolve(struct pipe_context *ctx, 396 const struct pipe_resolve_info *info) 397{ 398 struct r600_context *rctx = (struct r600_context *)ctx; 399 struct pipe_screen *screen = ctx->screen; 400 struct pipe_resource *tmp, templ; 401 struct pipe_box box; 402 403 assert((info->mask & PIPE_MASK_RGBA) == PIPE_MASK_RGBA); 404 405 if (is_simple_resolve(info)) { 406 r600_blitter_begin(ctx, R600_COLOR_RESOLVE); 407 util_blitter_custom_resolve_color(rctx->blitter, 408 info->dst.res, info->dst.level, info->dst.layer, 409 info->src.res, info->src.layer, 410 rctx->custom_blend_resolve); 411 r600_blitter_end(ctx); 412 return; 413 } 414 415 /* resolve into a temporary texture, then blit */ 416 templ.target = PIPE_TEXTURE_2D; 417 templ.format = info->src.res->format; 418 templ.width0 = info->src.res->width0; 419 templ.height0 = info->src.res->height0; 420 templ.depth0 = 1; 421 templ.array_size = 1; 422 templ.last_level = 0; 423 templ.nr_samples = 0; 424 templ.usage = PIPE_USAGE_STATIC; 425 templ.bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW; 426 templ.flags = 0; 427 428 tmp = screen->resource_create(screen, &templ); 429 430 /* XXX use scissor, so that only the needed part of the resource is resolved */ 431 r600_blitter_begin(ctx, R600_COLOR_RESOLVE); 432 util_blitter_custom_resolve_color(rctx->blitter, 433 tmp, 0, 0, 434 info->src.res, info->src.layer, 435 rctx->custom_blend_resolve); 436 r600_blitter_end(ctx); 437 438 /* this is correct for upside-down blits too */ 439 u_box_2d(info->src.x0, 440 info->src.y0, 441 info->src.x1 - info->src.x0, 442 info->src.y1 - info->src.y0, &box); 443 444 r600_blitter_begin(ctx, R600_COPY_TEXTURE); 445 util_blitter_copy_texture(rctx->blitter, info->dst.res, info->dst.level, 446 ~0, info->dst.x0, info->dst.y0, info->dst.layer, 447 tmp, 0, 0, &box); 448 r600_blitter_end(ctx); 449 450 pipe_resource_reference(&tmp, NULL); 451} 452 453static void r600_resource_resolve(struct pipe_context *ctx, 454 const struct pipe_resolve_info *info) 455{ 456 /* make sure we're doing a resolve operation */ 457 assert(info->src.res->nr_samples > 1); 458 assert(info->dst.res->nr_samples <= 1); 459 460 /* limitations of multisample resources */ 461 assert(info->src.res->last_level == 0); 462 assert(info->src.res->target == PIPE_TEXTURE_2D || 463 info->src.res->target == PIPE_TEXTURE_2D_ARRAY); 464 465 /* check if the resolve box is valid */ 466 assert(info->dst.x0 < info->dst.x1); 467 assert(info->dst.y0 < info->dst.y1); 468 469 /* scaled resolve isn't allowed */ 470 assert(abs(info->dst.x0 - info->dst.x1) == 471 abs(info->src.x0 - info->src.x1)); 472 assert(abs(info->dst.y0 - info->dst.y1) == 473 abs(info->src.y0 - info->src.y1)); 474 475 if ((info->mask & PIPE_MASK_ZS) || 476 util_format_is_pure_integer(info->src.res->format)) { 477 r600_copy_first_sample(ctx, info); 478 } else { 479 r600_color_resolve(ctx, info); 480 } 481} 482 483static void r600_clear(struct pipe_context *ctx, unsigned buffers, 484 const union pipe_color_union *color, 485 double depth, unsigned stencil) 486{ 487 struct r600_context *rctx = (struct r600_context *)ctx; 488 struct pipe_framebuffer_state *fb = &rctx->framebuffer; 489 490 r600_blitter_begin(ctx, R600_CLEAR); 491 util_blitter_clear(rctx->blitter, fb->width, fb->height, 492 fb->nr_cbufs, buffers, fb->nr_cbufs ? fb->cbufs[0]->format : PIPE_FORMAT_NONE, 493 color, depth, stencil); 494 r600_blitter_end(ctx); 495} 496 497static void r600_clear_render_target(struct pipe_context *ctx, 498 struct pipe_surface *dst, 499 const union pipe_color_union *color, 500 unsigned dstx, unsigned dsty, 501 unsigned width, unsigned height) 502{ 503 struct r600_context *rctx = (struct r600_context *)ctx; 504 505 r600_blitter_begin(ctx, R600_CLEAR_SURFACE); 506 util_blitter_clear_render_target(rctx->blitter, dst, color, 507 dstx, dsty, width, height); 508 r600_blitter_end(ctx); 509} 510 511static void r600_clear_depth_stencil(struct pipe_context *ctx, 512 struct pipe_surface *dst, 513 unsigned clear_flags, 514 double depth, 515 unsigned stencil, 516 unsigned dstx, unsigned dsty, 517 unsigned width, unsigned height) 518{ 519 struct r600_context *rctx = (struct r600_context *)ctx; 520 521 r600_blitter_begin(ctx, R600_CLEAR_SURFACE); 522 util_blitter_clear_depth_stencil(rctx->blitter, dst, clear_flags, depth, stencil, 523 dstx, dsty, width, height); 524 r600_blitter_end(ctx); 525} 526 527void r600_copy_buffer(struct pipe_context *ctx, struct 528 pipe_resource *dst, unsigned dstx, 529 struct pipe_resource *src, const struct pipe_box *src_box) 530{ 531 struct r600_context *rctx = (struct r600_context*)ctx; 532 533 if (rctx->screen->has_streamout && 534 /* Require dword alignment. */ 535 dstx % 4 == 0 && src_box->x % 4 == 0 && src_box->width % 4 == 0) { 536 r600_blitter_begin(ctx, R600_COPY_BUFFER); 537 util_blitter_copy_buffer(rctx->blitter, dst, dstx, src, src_box->x, src_box->width); 538 r600_blitter_end(ctx); 539 } else { 540 util_resource_copy_region(ctx, dst, 0, dstx, 0, 0, src, 0, src_box); 541 } 542} 543 544struct texture_orig_info { 545 unsigned format; 546 unsigned width0; 547 unsigned height0; 548 unsigned npix_x; 549 unsigned npix_y; 550 unsigned npix0_x; 551 unsigned npix0_y; 552}; 553 554static void r600_compressed_to_blittable(struct pipe_resource *tex, 555 unsigned level, 556 struct texture_orig_info *orig) 557{ 558 struct r600_texture *rtex = (struct r600_texture*)tex; 559 unsigned pixsize = util_format_get_blocksize(rtex->resource.b.b.format); 560 int new_format; 561 int new_height, new_width; 562 563 orig->format = tex->format; 564 orig->width0 = tex->width0; 565 orig->height0 = tex->height0; 566 orig->npix0_x = rtex->surface.level[0].npix_x; 567 orig->npix0_y = rtex->surface.level[0].npix_y; 568 orig->npix_x = rtex->surface.level[level].npix_x; 569 orig->npix_y = rtex->surface.level[level].npix_y; 570 571 if (pixsize == 8) 572 new_format = PIPE_FORMAT_R16G16B16A16_UINT; /* 64-bit block */ 573 else 574 new_format = PIPE_FORMAT_R32G32B32A32_UINT; /* 128-bit block */ 575 576 new_width = util_format_get_nblocksx(tex->format, orig->width0); 577 new_height = util_format_get_nblocksy(tex->format, orig->height0); 578 579 tex->width0 = new_width; 580 tex->height0 = new_height; 581 tex->format = new_format; 582 rtex->surface.level[0].npix_x = util_format_get_nblocksx(orig->format, orig->npix0_x); 583 rtex->surface.level[0].npix_y = util_format_get_nblocksy(orig->format, orig->npix0_y); 584 rtex->surface.level[level].npix_x = util_format_get_nblocksx(orig->format, orig->npix_x); 585 rtex->surface.level[level].npix_y = util_format_get_nblocksy(orig->format, orig->npix_y); 586} 587 588static void r600_subsampled_2x1_32bpp_to_blittable(struct pipe_resource *tex, 589 unsigned level, 590 struct texture_orig_info *orig) 591{ 592 struct r600_texture *rtex = (struct r600_texture*)tex; 593 594 orig->format = tex->format; 595 orig->width0 = tex->width0; 596 orig->height0 = tex->height0; 597 orig->npix0_x = rtex->surface.level[0].npix_x; 598 orig->npix0_y = rtex->surface.level[0].npix_y; 599 orig->npix_x = rtex->surface.level[level].npix_x; 600 orig->npix_y = rtex->surface.level[level].npix_y; 601 602 tex->width0 = util_format_get_nblocksx(orig->format, orig->width0); 603 tex->format = PIPE_FORMAT_R8G8B8A8_UINT; 604 rtex->surface.level[0].npix_x = util_format_get_nblocksx(orig->format, orig->npix0_x); 605 rtex->surface.level[level].npix_x = util_format_get_nblocksx(orig->format, orig->npix_x); 606} 607 608static void r600_change_format(struct pipe_resource *tex, 609 unsigned level, 610 struct texture_orig_info *orig, 611 enum pipe_format format) 612{ 613 struct r600_texture *rtex = (struct r600_texture*)tex; 614 615 orig->format = tex->format; 616 orig->width0 = tex->width0; 617 orig->height0 = tex->height0; 618 orig->npix0_x = rtex->surface.level[0].npix_x; 619 orig->npix0_y = rtex->surface.level[0].npix_y; 620 orig->npix_x = rtex->surface.level[level].npix_x; 621 orig->npix_y = rtex->surface.level[level].npix_y; 622 623 tex->format = format; 624} 625 626static void r600_reset_blittable_to_orig(struct pipe_resource *tex, 627 unsigned level, 628 struct texture_orig_info *orig) 629{ 630 struct r600_texture *rtex = (struct r600_texture*)tex; 631 632 tex->format = orig->format; 633 tex->width0 = orig->width0; 634 tex->height0 = orig->height0; 635 rtex->surface.level[0].npix_x = orig->npix0_x; 636 rtex->surface.level[0].npix_y = orig->npix0_y; 637 rtex->surface.level[level].npix_x = orig->npix_x; 638 rtex->surface.level[level].npix_y = orig->npix_y; 639} 640 641static bool util_format_is_subsampled_2x1_32bpp(enum pipe_format format) 642{ 643 const struct util_format_description *desc = util_format_description(format); 644 645 return desc->layout == UTIL_FORMAT_LAYOUT_SUBSAMPLED && 646 desc->block.width == 2 && 647 desc->block.height == 1 && 648 desc->block.bits == 32; 649} 650 651static void r600_resource_copy_region(struct pipe_context *ctx, 652 struct pipe_resource *dst, 653 unsigned dst_level, 654 unsigned dstx, unsigned dsty, unsigned dstz, 655 struct pipe_resource *src, 656 unsigned src_level, 657 const struct pipe_box *src_box) 658{ 659 struct r600_context *rctx = (struct r600_context *)ctx; 660 struct r600_texture *rsrc = (struct r600_texture*)src; 661 struct texture_orig_info orig_info[2]; 662 struct pipe_box sbox; 663 const struct pipe_box *psbox = src_box; 664 boolean restore_orig[2]; 665 unsigned last_sample, i; 666 667 memset(orig_info, 0, sizeof(orig_info)); 668 669 /* Handle buffers first. */ 670 if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) { 671 r600_copy_buffer(ctx, dst, dstx, src, src_box); 672 return; 673 } 674 675 assert(u_max_sample(dst) == u_max_sample(src)); 676 last_sample = u_max_sample(dst); 677 678 /* This must be done before entering u_blitter to avoid recursion. */ 679 if (rsrc->is_depth && !rsrc->is_flushing_texture) { 680 if (!r600_init_flushed_depth_texture(ctx, src, NULL)) 681 return; /* error */ 682 683 r600_blit_decompress_depth(ctx, rsrc, NULL, 684 src_level, src_level, 685 src_box->z, src_box->z + src_box->depth - 1, 686 0, u_max_sample(src)); 687 } 688 if (rsrc->fmask_size && rsrc->cmask_size) { 689 r600_blit_decompress_color(ctx, rsrc, src_level, src_level, 690 src_box->z, src_box->z + src_box->depth - 1); 691 } 692 693 restore_orig[0] = restore_orig[1] = FALSE; 694 695 if (util_format_is_compressed(src->format) && 696 util_format_is_compressed(dst->format)) { 697 r600_compressed_to_blittable(src, src_level, &orig_info[0]); 698 restore_orig[0] = TRUE; 699 sbox.x = util_format_get_nblocksx(orig_info[0].format, src_box->x); 700 sbox.y = util_format_get_nblocksy(orig_info[0].format, src_box->y); 701 sbox.z = src_box->z; 702 sbox.width = util_format_get_nblocksx(orig_info[0].format, src_box->width); 703 sbox.height = util_format_get_nblocksy(orig_info[0].format, src_box->height); 704 sbox.depth = src_box->depth; 705 psbox = &sbox; 706 707 r600_compressed_to_blittable(dst, dst_level, &orig_info[1]); 708 restore_orig[1] = TRUE; 709 /* translate the dst box as well */ 710 dstx = util_format_get_nblocksx(orig_info[1].format, dstx); 711 dsty = util_format_get_nblocksy(orig_info[1].format, dsty); 712 } else if (!util_blitter_is_copy_supported(rctx->blitter, dst, src, 713 PIPE_MASK_RGBAZS)) { 714 if (util_format_is_subsampled_2x1_32bpp(src->format) && 715 util_format_is_subsampled_2x1_32bpp(dst->format)) { 716 r600_subsampled_2x1_32bpp_to_blittable(src, src_level, &orig_info[0]); 717 r600_subsampled_2x1_32bpp_to_blittable(dst, dst_level, &orig_info[1]); 718 719 sbox = *src_box; 720 sbox.x = util_format_get_nblocksx(orig_info[0].format, src_box->x); 721 sbox.width = util_format_get_nblocksx(orig_info[0].format, src_box->width); 722 psbox = &sbox; 723 724 dstx = util_format_get_nblocksx(orig_info[1].format, dstx); 725 } else { 726 unsigned blocksize = util_format_get_blocksize(src->format); 727 728 switch (blocksize) { 729 case 1: 730 r600_change_format(src, src_level, &orig_info[0], 731 PIPE_FORMAT_R8_UNORM); 732 r600_change_format(dst, dst_level, &orig_info[1], 733 PIPE_FORMAT_R8_UNORM); 734 break; 735 case 4: 736 r600_change_format(src, src_level, &orig_info[0], 737 PIPE_FORMAT_R8G8B8A8_UNORM); 738 r600_change_format(dst, dst_level, &orig_info[1], 739 PIPE_FORMAT_R8G8B8A8_UNORM); 740 break; 741 default: 742 fprintf(stderr, "Unhandled format %s with blocksize %u\n", 743 util_format_short_name(src->format), blocksize); 744 assert(0); 745 } 746 } 747 restore_orig[0] = TRUE; 748 restore_orig[1] = TRUE; 749 } 750 751 for (i = 0; i <= last_sample; i++) { 752 r600_blitter_begin(ctx, R600_COPY_TEXTURE); 753 util_blitter_copy_texture(rctx->blitter, dst, dst_level, 1 << i, dstx, dsty, dstz, 754 src, src_level, i, psbox); 755 r600_blitter_end(ctx); 756 } 757 758 if (restore_orig[0]) 759 r600_reset_blittable_to_orig(src, src_level, &orig_info[0]); 760 761 if (restore_orig[1]) 762 r600_reset_blittable_to_orig(dst, dst_level, &orig_info[1]); 763} 764 765void r600_init_blit_functions(struct r600_context *rctx) 766{ 767 rctx->context.clear = r600_clear; 768 rctx->context.clear_render_target = r600_clear_render_target; 769 rctx->context.clear_depth_stencil = r600_clear_depth_stencil; 770 rctx->context.resource_copy_region = r600_resource_copy_region; 771 rctx->context.resource_resolve = r600_resource_resolve; 772} 773