r600_blit.c revision e0cc61bd91f5ef84bacaf5e7c6cda9eeefed478d
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_uncompress_depth(struct pipe_context *ctx, 131 struct r600_resource_texture *texture, 132 struct r600_resource_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_resource_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_db_mask) 146 return; 147 148 if (rctx->family == CHIP_RV610 || rctx->family == CHIP_RV630 || 149 rctx->family == CHIP_RV620 || rctx->family == CHIP_RV635) 150 depth = 0.0f; 151 else 152 depth = 1.0f; 153 154 /* Enable decompression in DB_RENDER_CONTROL */ 155 rctx->db_misc_state.flush_depthstencil_through_cb = true; 156 rctx->db_misc_state.copy_depth = util_format_has_depth(desc); 157 rctx->db_misc_state.copy_stencil = util_format_has_stencil(desc); 158 rctx->db_misc_state.copy_sample = first_sample; 159 r600_atom_dirty(rctx, &rctx->db_misc_state.atom); 160 161 max_sample = u_max_sample(&texture->resource.b.b); 162 163 for (level = first_level; level <= last_level; level++) { 164 if (!staging && !(texture->dirty_db_mask & (1 << level))) 165 continue; 166 167 /* The smaller the mipmap level, the less layers there are 168 * as far as 3D textures are concerned. */ 169 max_layer = u_max_layer(&texture->resource.b.b, level); 170 checked_last_layer = last_layer < max_layer ? last_layer : max_layer; 171 172 for (layer = first_layer; layer <= checked_last_layer; layer++) { 173 for (sample = first_sample; sample <= last_sample; sample++) { 174 struct pipe_surface *zsurf, *cbsurf, surf_tmpl; 175 176 if (sample != rctx->db_misc_state.copy_sample) { 177 rctx->db_misc_state.copy_sample = sample; 178 r600_atom_dirty(rctx, &rctx->db_misc_state.atom); 179 } 180 181 surf_tmpl.format = texture->real_format; 182 surf_tmpl.u.tex.level = level; 183 surf_tmpl.u.tex.first_layer = layer; 184 surf_tmpl.u.tex.last_layer = layer; 185 surf_tmpl.usage = PIPE_BIND_DEPTH_STENCIL; 186 187 zsurf = ctx->create_surface(ctx, &texture->resource.b.b, &surf_tmpl); 188 189 surf_tmpl.format = flushed_depth_texture->real_format; 190 surf_tmpl.u.tex.level = level; 191 surf_tmpl.u.tex.first_layer = layer; 192 surf_tmpl.u.tex.last_layer = layer; 193 surf_tmpl.usage = PIPE_BIND_RENDER_TARGET; 194 cbsurf = ctx->create_surface(ctx, 195 &flushed_depth_texture->resource.b.b, &surf_tmpl); 196 197 r600_blitter_begin(ctx, R600_DECOMPRESS); 198 util_blitter_custom_depth_stencil(rctx->blitter, zsurf, cbsurf, 1 << sample, 199 rctx->custom_dsa_flush, depth); 200 r600_blitter_end(ctx); 201 202 pipe_surface_reference(&zsurf, NULL); 203 pipe_surface_reference(&cbsurf, NULL); 204 } 205 } 206 207 /* The texture will always be dirty if some layers or samples aren't flushed. 208 * I don't think this case occurs often though. */ 209 if (!staging && 210 first_layer == 0 && last_layer == max_layer && 211 first_sample == 0 && last_sample == max_sample) { 212 texture->dirty_db_mask &= ~(1 << level); 213 } 214 } 215 216 /* reenable compression in DB_RENDER_CONTROL */ 217 rctx->db_misc_state.flush_depthstencil_through_cb = false; 218 r600_atom_dirty(rctx, &rctx->db_misc_state.atom); 219} 220 221void r600_flush_depth_textures(struct r600_context *rctx, 222 struct r600_samplerview_state *textures) 223{ 224 unsigned i; 225 unsigned depth_texture_mask = textures->depth_texture_mask; 226 227 while (depth_texture_mask) { 228 struct pipe_sampler_view *view; 229 struct r600_resource_texture *tex; 230 231 i = u_bit_scan(&depth_texture_mask); 232 233 view = &textures->views[i]->base; 234 assert(view); 235 236 tex = (struct r600_resource_texture *)view->texture; 237 assert(tex->is_depth && !tex->is_flushing_texture); 238 239 r600_blit_uncompress_depth(&rctx->context, tex, NULL, 240 view->u.tex.first_level, view->u.tex.last_level, 241 0, u_max_layer(&tex->resource.b.b, view->u.tex.first_level), 242 0, u_max_sample(&tex->resource.b.b)); 243 } 244} 245 246static void r600_copy_first_sample(struct pipe_context *ctx, 247 const struct pipe_resolve_info *info) 248{ 249 struct r600_context *rctx = (struct r600_context *)ctx; 250 struct r600_resource_texture *rsrc = (struct r600_resource_texture*)info->src.res; 251 struct pipe_surface *dst_view, dst_templ; 252 struct pipe_sampler_view src_templ, *src_view; 253 struct pipe_box box; 254 255 if (rsrc->is_depth && !rsrc->is_flushing_texture) { 256 if (!r600_init_flushed_depth_texture(ctx, info->src.res, NULL)) 257 return; /* error */ 258 259 /* Decompress the first sample only. */ 260 r600_blit_uncompress_depth(ctx, rsrc, NULL, 261 0, 0, 262 info->src.layer, info->src.layer, 263 0, 0); 264 } 265 266 /* this is correct for upside-down blits too */ 267 u_box_2d(info->src.x0, 268 info->src.y0, 269 info->src.x1 - info->src.x0, 270 info->src.y1 - info->src.y0, &box); 271 272 /* Initialize the surface. */ 273 util_blitter_default_dst_texture(&dst_templ, info->dst.res, 274 info->dst.level, info->dst.layer, &box); 275 dst_view = ctx->create_surface(ctx, info->dst.res, &dst_templ); 276 277 /* Initialize the sampler view. */ 278 util_blitter_default_src_texture(&src_templ, info->src.res, 0); 279 src_view = ctx->create_sampler_view(ctx, info->src.res, &src_templ); 280 281 /* Copy the first sample into dst. */ 282 r600_blitter_begin(ctx, R600_COPY_TEXTURE); 283 util_blitter_copy_texture_view(rctx->blitter, dst_view, ~0, info->dst.x0, 284 info->dst.y0, src_view, 0, &box, 285 info->src.res->width0, info->src.res->height0, 286 info->mask); 287 r600_blitter_end(ctx); 288 289 pipe_surface_reference(&dst_view, NULL); 290 pipe_sampler_view_reference(&src_view, NULL); 291} 292 293static boolean is_simple_resolve(const struct pipe_resolve_info *info) 294{ 295 unsigned dst_width = u_minify(info->dst.res->width0, info->dst.level); 296 unsigned dst_height = u_minify(info->dst.res->height0, info->dst.level); 297 298 return info->dst.res->format == info->src.res->format && 299 dst_width == info->src.res->width0 && 300 dst_height == info->src.res->height0 && 301 info->dst.x0 == 0 && 302 info->dst.y0 == 0 && 303 info->dst.x1 == dst_width && 304 info->dst.y1 == dst_height && 305 info->src.x0 == 0 && 306 info->src.y0 == 0 && 307 info->src.x1 == dst_width && 308 info->src.y1 == dst_height; 309} 310 311static void r600_color_resolve(struct pipe_context *ctx, 312 const struct pipe_resolve_info *info) 313{ 314 struct r600_context *rctx = (struct r600_context *)ctx; 315 struct pipe_screen *screen = ctx->screen; 316 struct pipe_resource *tmp, templ; 317 struct pipe_box box; 318 319 assert((info->mask & PIPE_MASK_RGBA) == PIPE_MASK_RGBA); 320 321 if (is_simple_resolve(info)) { 322 r600_blitter_begin(ctx, R600_COLOR_RESOLVE); 323 util_blitter_custom_resolve_color(rctx->blitter, 324 info->dst.res, info->dst.level, info->dst.layer, 325 info->src.res, info->src.layer, 326 rctx->custom_blend_resolve); 327 r600_blitter_end(ctx); 328 return; 329 } 330 331 /* resolve into a temporary texture, then blit */ 332 templ.target = PIPE_TEXTURE_2D; 333 templ.format = info->src.res->format; 334 templ.width0 = info->src.res->width0; 335 templ.height0 = info->src.res->height0; 336 templ.depth0 = 1; 337 templ.array_size = 1; 338 templ.last_level = 0; 339 templ.nr_samples = 0; 340 templ.usage = PIPE_USAGE_STATIC; 341 templ.bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW; 342 templ.flags = 0; 343 344 tmp = screen->resource_create(screen, &templ); 345 346 /* XXX use scissor, so that only the needed part of the resource is resolved */ 347 r600_blitter_begin(ctx, R600_COLOR_RESOLVE); 348 util_blitter_custom_resolve_color(rctx->blitter, 349 tmp, 0, 0, 350 info->src.res, info->src.layer, 351 rctx->custom_blend_resolve); 352 r600_blitter_end(ctx); 353 354 /* this is correct for upside-down blits too */ 355 u_box_2d(info->src.x0, 356 info->src.y0, 357 info->src.x1 - info->src.x0, 358 info->src.y1 - info->src.y0, &box); 359 360 r600_blitter_begin(ctx, R600_COPY_TEXTURE); 361 util_blitter_copy_texture(rctx->blitter, info->dst.res, info->dst.level, 362 ~0, info->dst.x0, info->dst.y0, info->dst.layer, 363 tmp, 0, 0, &box); 364 r600_blitter_end(ctx); 365 366 pipe_resource_reference(&tmp, NULL); 367} 368 369static void r600_resource_resolve(struct pipe_context *ctx, 370 const struct pipe_resolve_info *info) 371{ 372 /* make sure we're doing a resolve operation */ 373 assert(info->src.res->nr_samples > 1); 374 assert(info->dst.res->nr_samples <= 1); 375 376 /* limitations of multisample resources */ 377 assert(info->src.res->last_level == 0); 378 assert(info->src.res->target == PIPE_TEXTURE_2D || 379 info->src.res->target == PIPE_TEXTURE_2D_ARRAY); 380 381 /* check if the resolve box is valid */ 382 assert(info->dst.x0 < info->dst.x1); 383 assert(info->dst.y0 < info->dst.y1); 384 385 /* scaled resolve isn't allowed */ 386 assert(abs(info->dst.x0 - info->dst.x1) == 387 abs(info->src.x0 - info->src.x1)); 388 assert(abs(info->dst.y0 - info->dst.y1) == 389 abs(info->src.y0 - info->src.y1)); 390 391 if ((info->mask & PIPE_MASK_ZS) || 392 util_format_is_pure_integer(info->src.res->format)) { 393 r600_copy_first_sample(ctx, info); 394 } else { 395 r600_color_resolve(ctx, info); 396 } 397} 398 399static void r600_clear(struct pipe_context *ctx, unsigned buffers, 400 const union pipe_color_union *color, 401 double depth, unsigned stencil) 402{ 403 struct r600_context *rctx = (struct r600_context *)ctx; 404 struct pipe_framebuffer_state *fb = &rctx->framebuffer; 405 406 r600_blitter_begin(ctx, R600_CLEAR); 407 util_blitter_clear(rctx->blitter, fb->width, fb->height, 408 fb->nr_cbufs, buffers, fb->nr_cbufs ? fb->cbufs[0]->format : PIPE_FORMAT_NONE, 409 color, depth, stencil); 410 r600_blitter_end(ctx); 411} 412 413static void r600_clear_render_target(struct pipe_context *ctx, 414 struct pipe_surface *dst, 415 const union pipe_color_union *color, 416 unsigned dstx, unsigned dsty, 417 unsigned width, unsigned height) 418{ 419 struct r600_context *rctx = (struct r600_context *)ctx; 420 421 r600_blitter_begin(ctx, R600_CLEAR_SURFACE); 422 util_blitter_clear_render_target(rctx->blitter, dst, color, 423 dstx, dsty, width, height); 424 r600_blitter_end(ctx); 425} 426 427static void r600_clear_depth_stencil(struct pipe_context *ctx, 428 struct pipe_surface *dst, 429 unsigned clear_flags, 430 double depth, 431 unsigned stencil, 432 unsigned dstx, unsigned dsty, 433 unsigned width, unsigned height) 434{ 435 struct r600_context *rctx = (struct r600_context *)ctx; 436 437 r600_blitter_begin(ctx, R600_CLEAR_SURFACE); 438 util_blitter_clear_depth_stencil(rctx->blitter, dst, clear_flags, depth, stencil, 439 dstx, dsty, width, height); 440 r600_blitter_end(ctx); 441} 442 443void r600_copy_buffer(struct pipe_context *ctx, struct 444 pipe_resource *dst, unsigned dstx, 445 struct pipe_resource *src, const struct pipe_box *src_box) 446{ 447 struct r600_context *rctx = (struct r600_context*)ctx; 448 449 if (rctx->screen->has_streamout && 450 /* Require dword alignment. */ 451 dstx % 4 == 0 && src_box->x % 4 == 0 && src_box->width % 4 == 0) { 452 r600_blitter_begin(ctx, R600_COPY_BUFFER); 453 util_blitter_copy_buffer(rctx->blitter, dst, dstx, src, src_box->x, src_box->width); 454 r600_blitter_end(ctx); 455 } else { 456 util_resource_copy_region(ctx, dst, 0, dstx, 0, 0, src, 0, src_box); 457 } 458} 459 460struct texture_orig_info { 461 unsigned format; 462 unsigned width0; 463 unsigned height0; 464 unsigned npix_x; 465 unsigned npix_y; 466 unsigned npix0_x; 467 unsigned npix0_y; 468}; 469 470static void r600_compressed_to_blittable(struct pipe_resource *tex, 471 unsigned level, 472 struct texture_orig_info *orig) 473{ 474 struct r600_resource_texture *rtex = (struct r600_resource_texture*)tex; 475 unsigned pixsize = util_format_get_blocksize(rtex->real_format); 476 int new_format; 477 int new_height, new_width; 478 479 orig->format = tex->format; 480 orig->width0 = tex->width0; 481 orig->height0 = tex->height0; 482 orig->npix0_x = rtex->surface.level[0].npix_x; 483 orig->npix0_y = rtex->surface.level[0].npix_y; 484 orig->npix_x = rtex->surface.level[level].npix_x; 485 orig->npix_y = rtex->surface.level[level].npix_y; 486 487 if (pixsize == 8) 488 new_format = PIPE_FORMAT_R16G16B16A16_UINT; /* 64-bit block */ 489 else 490 new_format = PIPE_FORMAT_R32G32B32A32_UINT; /* 128-bit block */ 491 492 new_width = util_format_get_nblocksx(tex->format, orig->width0); 493 new_height = util_format_get_nblocksy(tex->format, orig->height0); 494 495 tex->width0 = new_width; 496 tex->height0 = new_height; 497 tex->format = new_format; 498 rtex->surface.level[0].npix_x = util_format_get_nblocksx(orig->format, orig->npix0_x); 499 rtex->surface.level[0].npix_y = util_format_get_nblocksy(orig->format, orig->npix0_y); 500 rtex->surface.level[level].npix_x = util_format_get_nblocksx(orig->format, orig->npix_x); 501 rtex->surface.level[level].npix_y = util_format_get_nblocksy(orig->format, orig->npix_y); 502} 503 504static void r600_change_format(struct pipe_resource *tex, 505 unsigned level, 506 struct texture_orig_info *orig, 507 enum pipe_format format) 508{ 509 struct r600_resource_texture *rtex = (struct r600_resource_texture*)tex; 510 511 orig->format = tex->format; 512 orig->width0 = tex->width0; 513 orig->height0 = tex->height0; 514 orig->npix0_x = rtex->surface.level[0].npix_x; 515 orig->npix0_y = rtex->surface.level[0].npix_y; 516 orig->npix_x = rtex->surface.level[level].npix_x; 517 orig->npix_y = rtex->surface.level[level].npix_y; 518 519 tex->format = format; 520} 521 522static void r600_reset_blittable_to_orig(struct pipe_resource *tex, 523 unsigned level, 524 struct texture_orig_info *orig) 525{ 526 struct r600_resource_texture *rtex = (struct r600_resource_texture*)tex; 527 528 tex->format = orig->format; 529 tex->width0 = orig->width0; 530 tex->height0 = orig->height0; 531 rtex->surface.level[0].npix_x = orig->npix0_x; 532 rtex->surface.level[0].npix_y = orig->npix0_y; 533 rtex->surface.level[level].npix_x = orig->npix_x; 534 rtex->surface.level[level].npix_y = orig->npix_y; 535} 536 537static void r600_resource_copy_region(struct pipe_context *ctx, 538 struct pipe_resource *dst, 539 unsigned dst_level, 540 unsigned dstx, unsigned dsty, unsigned dstz, 541 struct pipe_resource *src, 542 unsigned src_level, 543 const struct pipe_box *src_box) 544{ 545 struct r600_context *rctx = (struct r600_context *)ctx; 546 struct r600_resource_texture *rsrc = (struct r600_resource_texture*)src; 547 struct texture_orig_info orig_info[2]; 548 struct pipe_box sbox; 549 const struct pipe_box *psbox = src_box; 550 boolean restore_orig[2]; 551 unsigned last_sample, i; 552 553 memset(orig_info, 0, sizeof(orig_info)); 554 555 /* Handle buffers first. */ 556 if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) { 557 r600_copy_buffer(ctx, dst, dstx, src, src_box); 558 return; 559 } 560 561 assert(u_max_sample(dst) == u_max_sample(src)); 562 last_sample = u_max_sample(dst); 563 564 /* This must be done before entering u_blitter to avoid recursion. */ 565 if (rsrc->is_depth && !rsrc->is_flushing_texture) { 566 if (!r600_init_flushed_depth_texture(ctx, src, NULL)) 567 return; /* error */ 568 569 r600_blit_uncompress_depth(ctx, rsrc, NULL, 570 src_level, src_level, 571 src_box->z, src_box->z + src_box->depth - 1, 572 0, u_max_sample(src)); 573 } 574 575 restore_orig[0] = restore_orig[1] = FALSE; 576 577 if (util_format_is_compressed(src->format) && 578 util_format_is_compressed(dst->format)) { 579 r600_compressed_to_blittable(src, src_level, &orig_info[0]); 580 restore_orig[0] = TRUE; 581 sbox.x = util_format_get_nblocksx(orig_info[0].format, src_box->x); 582 sbox.y = util_format_get_nblocksy(orig_info[0].format, src_box->y); 583 sbox.z = src_box->z; 584 sbox.width = util_format_get_nblocksx(orig_info[0].format, src_box->width); 585 sbox.height = util_format_get_nblocksy(orig_info[0].format, src_box->height); 586 sbox.depth = src_box->depth; 587 psbox=&sbox; 588 589 r600_compressed_to_blittable(dst, dst_level, &orig_info[1]); 590 restore_orig[1] = TRUE; 591 /* translate the dst box as well */ 592 dstx = util_format_get_nblocksx(orig_info[1].format, dstx); 593 dsty = util_format_get_nblocksy(orig_info[1].format, dsty); 594 } else if (!util_blitter_is_copy_supported(rctx->blitter, dst, src, 595 PIPE_MASK_RGBAZS)) { 596 unsigned blocksize = util_format_get_blocksize(src->format); 597 598 switch (blocksize) { 599 case 1: 600 r600_change_format(src, src_level, &orig_info[0], 601 PIPE_FORMAT_R8_UNORM); 602 r600_change_format(dst, dst_level, &orig_info[1], 603 PIPE_FORMAT_R8_UNORM); 604 break; 605 case 4: 606 r600_change_format(src, src_level, &orig_info[0], 607 PIPE_FORMAT_R8G8B8A8_UNORM); 608 r600_change_format(dst, dst_level, &orig_info[1], 609 PIPE_FORMAT_R8G8B8A8_UNORM); 610 break; 611 default: 612 fprintf(stderr, "Unhandled format %s with blocksize %u\n", 613 util_format_short_name(src->format), blocksize); 614 assert(0); 615 } 616 restore_orig[0] = TRUE; 617 restore_orig[1] = TRUE; 618 } 619 620 for (i = 0; i <= last_sample; i++) { 621 r600_blitter_begin(ctx, R600_COPY_TEXTURE); 622 util_blitter_copy_texture(rctx->blitter, dst, dst_level, 1 << i, dstx, dsty, dstz, 623 src, src_level, i, psbox); 624 r600_blitter_end(ctx); 625 } 626 627 if (restore_orig[0]) 628 r600_reset_blittable_to_orig(src, src_level, &orig_info[0]); 629 630 if (restore_orig[1]) 631 r600_reset_blittable_to_orig(dst, dst_level, &orig_info[1]); 632} 633 634void r600_init_blit_functions(struct r600_context *rctx) 635{ 636 rctx->context.clear = r600_clear; 637 rctx->context.clear_render_target = r600_clear_render_target; 638 rctx->context.clear_depth_stencil = r600_clear_depth_stencil; 639 rctx->context.resource_copy_region = r600_resource_copy_region; 640 rctx->context.resource_resolve = r600_resource_resolve; 641} 642