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 "util/u_surface.h" 24#include "util/u_blitter.h" 25#include "util/u_format.h" 26#include "radeonsi_pipe.h" 27#include "si_state.h" 28 29enum r600_blitter_op /* bitmask */ 30{ 31 R600_SAVE_TEXTURES = 1, 32 R600_SAVE_FRAMEBUFFER = 2, 33 R600_DISABLE_RENDER_COND = 4, 34 35 R600_CLEAR = 0, 36 37 R600_CLEAR_SURFACE = R600_SAVE_FRAMEBUFFER, 38 39 R600_COPY = R600_SAVE_FRAMEBUFFER | R600_SAVE_TEXTURES | 40 R600_DISABLE_RENDER_COND, 41 42 R600_DECOMPRESS = R600_SAVE_FRAMEBUFFER | R600_DISABLE_RENDER_COND, 43}; 44 45static void r600_blitter_begin(struct pipe_context *ctx, enum r600_blitter_op op) 46{ 47 struct r600_context *rctx = (struct r600_context *)ctx; 48 49 r600_context_queries_suspend(rctx); 50 51 util_blitter_save_blend(rctx->blitter, rctx->queued.named.blend); 52 util_blitter_save_depth_stencil_alpha(rctx->blitter, rctx->queued.named.dsa); 53 util_blitter_save_stencil_ref(rctx->blitter, &rctx->stencil_ref); 54 util_blitter_save_rasterizer(rctx->blitter, rctx->queued.named.rasterizer); 55 util_blitter_save_fragment_shader(rctx->blitter, rctx->ps_shader); 56 util_blitter_save_vertex_shader(rctx->blitter, rctx->vs_shader); 57 util_blitter_save_vertex_elements(rctx->blitter, rctx->vertex_elements); 58 if (rctx->queued.named.viewport) { 59 util_blitter_save_viewport(rctx->blitter, &rctx->queued.named.viewport->viewport); 60 } 61 util_blitter_save_vertex_buffers(rctx->blitter, 62 rctx->nr_vertex_buffers, 63 rctx->vertex_buffer); 64 util_blitter_save_so_targets(rctx->blitter, rctx->num_so_targets, 65 (struct pipe_stream_output_target**)rctx->so_targets); 66 67 if (op & R600_SAVE_FRAMEBUFFER) 68 util_blitter_save_framebuffer(rctx->blitter, &rctx->framebuffer); 69 70 if (op & R600_SAVE_TEXTURES) { 71 util_blitter_save_fragment_sampler_states( 72 rctx->blitter, rctx->ps_samplers.n_samplers, 73 (void**)rctx->ps_samplers.samplers); 74 75 util_blitter_save_fragment_sampler_views( 76 rctx->blitter, rctx->ps_samplers.n_views, 77 (struct pipe_sampler_view**)rctx->ps_samplers.views); 78 } 79 80 if ((op & R600_DISABLE_RENDER_COND) && rctx->current_render_cond) { 81 rctx->saved_render_cond = rctx->current_render_cond; 82 rctx->saved_render_cond_mode = rctx->current_render_cond_mode; 83 rctx->context.render_condition(&rctx->context, NULL, 0); 84 } 85 86} 87 88static void r600_blitter_end(struct pipe_context *ctx) 89{ 90 struct r600_context *rctx = (struct r600_context *)ctx; 91 if (rctx->saved_render_cond) { 92 rctx->context.render_condition(&rctx->context, 93 rctx->saved_render_cond, 94 rctx->saved_render_cond_mode); 95 rctx->saved_render_cond = NULL; 96 } 97 r600_context_queries_resume(rctx); 98} 99 100static unsigned u_num_layers(struct pipe_resource *r, unsigned level) 101{ 102 switch (r->target) { 103 case PIPE_TEXTURE_CUBE: 104 return 6; 105 case PIPE_TEXTURE_3D: 106 return u_minify(r->depth0, level); 107 case PIPE_TEXTURE_1D_ARRAY: 108 return r->array_size; 109 case PIPE_TEXTURE_2D_ARRAY: 110 return r->array_size; 111 default: 112 return 1; 113 } 114} 115 116void si_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture) 117{ 118 struct r600_context *rctx = (struct r600_context *)ctx; 119 unsigned layer, level; 120 float depth = 1.0f; 121 122 if (!texture->dirty_db) 123 return; 124 125 for (level = 0; level <= texture->resource.b.b.last_level; level++) { 126 unsigned num_layers = u_num_layers(&texture->resource.b.b, level); 127 128 for (layer = 0; layer < num_layers; layer++) { 129 struct pipe_surface *zsurf, *cbsurf, surf_tmpl; 130 131 surf_tmpl.format = texture->real_format; 132 surf_tmpl.u.tex.level = level; 133 surf_tmpl.u.tex.first_layer = layer; 134 surf_tmpl.u.tex.last_layer = layer; 135 surf_tmpl.usage = PIPE_BIND_DEPTH_STENCIL; 136 137 zsurf = ctx->create_surface(ctx, &texture->resource.b.b, &surf_tmpl); 138 139 surf_tmpl.format = texture->flushed_depth_texture->real_format; 140 surf_tmpl.usage = PIPE_BIND_RENDER_TARGET; 141 cbsurf = ctx->create_surface(ctx, 142 (struct pipe_resource*)texture->flushed_depth_texture, &surf_tmpl); 143 144 r600_blitter_begin(ctx, R600_DECOMPRESS); 145 util_blitter_custom_depth_stencil(rctx->blitter, zsurf, cbsurf, ~0, rctx->custom_dsa_flush, depth); 146 r600_blitter_end(ctx); 147 148 pipe_surface_reference(&zsurf, NULL); 149 pipe_surface_reference(&cbsurf, NULL); 150 } 151 } 152 153 texture->dirty_db = FALSE; 154} 155 156void si_flush_depth_textures(struct r600_context *rctx) 157{ 158 unsigned int i; 159 160 /* FIXME: This handles fragment shader textures only. */ 161 162 for (i = 0; i < rctx->ps_samplers.n_views; ++i) { 163 struct si_pipe_sampler_view *view; 164 struct r600_resource_texture *tex; 165 166 view = rctx->ps_samplers.views[i]; 167 if (!view) continue; 168 169 tex = (struct r600_resource_texture *)view->base.texture; 170 if (!tex->depth) 171 continue; 172 173 if (tex->is_flushing_texture) 174 continue; 175 176 si_blit_uncompress_depth(&rctx->context, tex); 177 } 178 179 /* also check CB here */ 180 for (i = 0; i < rctx->framebuffer.nr_cbufs; i++) { 181 struct r600_resource_texture *tex; 182 tex = (struct r600_resource_texture *)rctx->framebuffer.cbufs[i]->texture; 183 184 if (!tex->depth) 185 continue; 186 187 if (tex->is_flushing_texture) 188 continue; 189 190 si_blit_uncompress_depth(&rctx->context, tex); 191 } 192} 193 194static void r600_clear(struct pipe_context *ctx, unsigned buffers, 195 const union pipe_color_union *color, 196 double depth, unsigned stencil) 197{ 198 struct r600_context *rctx = (struct r600_context *)ctx; 199 struct pipe_framebuffer_state *fb = &rctx->framebuffer; 200 201 r600_blitter_begin(ctx, R600_CLEAR); 202 util_blitter_clear(rctx->blitter, fb->width, fb->height, 203 fb->nr_cbufs, buffers, fb->nr_cbufs ? fb->cbufs[0]->format : PIPE_FORMAT_NONE, 204 color, depth, stencil); 205 r600_blitter_end(ctx); 206} 207 208static void r600_clear_render_target(struct pipe_context *ctx, 209 struct pipe_surface *dst, 210 const union pipe_color_union *color, 211 unsigned dstx, unsigned dsty, 212 unsigned width, unsigned height) 213{ 214 struct r600_context *rctx = (struct r600_context *)ctx; 215 216 r600_blitter_begin(ctx, R600_CLEAR_SURFACE); 217 util_blitter_clear_render_target(rctx->blitter, dst, color, 218 dstx, dsty, width, height); 219 r600_blitter_end(ctx); 220} 221 222static void r600_clear_depth_stencil(struct pipe_context *ctx, 223 struct pipe_surface *dst, 224 unsigned clear_flags, 225 double depth, 226 unsigned stencil, 227 unsigned dstx, unsigned dsty, 228 unsigned width, unsigned height) 229{ 230 struct r600_context *rctx = (struct r600_context *)ctx; 231 232 r600_blitter_begin(ctx, R600_CLEAR_SURFACE); 233 util_blitter_clear_depth_stencil(rctx->blitter, dst, clear_flags, depth, stencil, 234 dstx, dsty, width, height); 235 r600_blitter_end(ctx); 236} 237 238 239 240/* Copy a block of pixels from one surface to another using HW. */ 241static void r600_hw_copy_region(struct pipe_context *ctx, 242 struct pipe_resource *dst, 243 unsigned dst_level, 244 unsigned dstx, unsigned dsty, unsigned dstz, 245 struct pipe_resource *src, 246 unsigned src_level, 247 const struct pipe_box *src_box) 248{ 249 struct r600_context *rctx = (struct r600_context *)ctx; 250 251 r600_blitter_begin(ctx, R600_COPY); 252 util_blitter_copy_texture(rctx->blitter, dst, dst_level, ~0, dstx, dsty, dstz, 253 src, src_level, 0, src_box); 254 r600_blitter_end(ctx); 255} 256 257struct texture_orig_info { 258 unsigned format; 259 unsigned width0; 260 unsigned height0; 261 unsigned npix_x; 262 unsigned npix_y; 263 unsigned npix0_x; 264 unsigned npix0_y; 265}; 266 267static void r600_compressed_to_blittable(struct pipe_resource *tex, 268 unsigned level, 269 struct texture_orig_info *orig) 270{ 271 struct r600_resource_texture *rtex = (struct r600_resource_texture*)tex; 272 struct r600_screen *rscreen = (struct r600_screen *)tex->screen; 273 unsigned pixsize = util_format_get_blocksize(rtex->real_format); 274 int new_format; 275 int new_height, new_width; 276 277 orig->format = tex->format; 278 orig->width0 = tex->width0; 279 orig->height0 = tex->height0; 280 orig->npix0_x = rtex->surface.level[0].npix_x; 281 orig->npix0_y = rtex->surface.level[0].npix_y; 282 orig->npix_x = rtex->surface.level[level].npix_x; 283 orig->npix_y = rtex->surface.level[level].npix_y; 284 285 if (pixsize == 8) 286 new_format = PIPE_FORMAT_R16G16B16A16_UINT; /* 64-bit block */ 287 else 288 new_format = PIPE_FORMAT_R32G32B32A32_UINT; /* 128-bit block */ 289 290 new_width = util_format_get_nblocksx(tex->format, orig->width0); 291 new_height = util_format_get_nblocksy(tex->format, orig->height0); 292 293 tex->width0 = new_width; 294 tex->height0 = new_height; 295 tex->format = new_format; 296 rtex->surface.level[0].npix_x = util_format_get_nblocksx(orig->format, orig->npix0_x); 297 rtex->surface.level[0].npix_y = util_format_get_nblocksy(orig->format, orig->npix0_y); 298 rtex->surface.level[level].npix_x = util_format_get_nblocksx(orig->format, orig->npix_x); 299 rtex->surface.level[level].npix_y = util_format_get_nblocksy(orig->format, orig->npix_y); 300} 301 302static void r600_reset_blittable_to_compressed(struct pipe_resource *tex, 303 unsigned level, 304 struct texture_orig_info *orig) 305{ 306 struct r600_resource_texture *rtex = (struct r600_resource_texture*)tex; 307 struct r600_screen *rscreen = (struct r600_screen *)tex->screen; 308 309 tex->format = orig->format; 310 tex->width0 = orig->width0; 311 tex->height0 = orig->height0; 312 rtex->surface.level[0].npix_x = orig->npix0_x; 313 rtex->surface.level[0].npix_y = orig->npix0_y; 314 rtex->surface.level[level].npix_x = orig->npix_x; 315 rtex->surface.level[level].npix_y = orig->npix_y; 316} 317 318static void r600_resource_copy_region(struct pipe_context *ctx, 319 struct pipe_resource *dst, 320 unsigned dst_level, 321 unsigned dstx, unsigned dsty, unsigned dstz, 322 struct pipe_resource *src, 323 unsigned src_level, 324 const struct pipe_box *src_box) 325{ 326 struct r600_resource_texture *rsrc = (struct r600_resource_texture*)src; 327 struct texture_orig_info orig_info[2]; 328 struct pipe_box sbox; 329 const struct pipe_box *psbox; 330 boolean restore_orig[2]; 331 332 memset(orig_info, 0, sizeof(orig_info)); 333 334 /* Fallback for buffers. */ 335 if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) { 336 util_resource_copy_region(ctx, dst, dst_level, dstx, dsty, dstz, 337 src, src_level, src_box); 338 return; 339 } 340 341 if (rsrc->depth && !rsrc->is_flushing_texture) 342 r600_texture_depth_flush(ctx, src, FALSE); 343 344 restore_orig[0] = restore_orig[1] = FALSE; 345 346 if (util_format_is_compressed(src->format)) { 347 r600_compressed_to_blittable(src, src_level, &orig_info[0]); 348 restore_orig[0] = TRUE; 349 sbox.x = util_format_get_nblocksx(orig_info[0].format, src_box->x); 350 sbox.y = util_format_get_nblocksy(orig_info[0].format, src_box->y); 351 sbox.z = src_box->z; 352 sbox.width = util_format_get_nblocksx(orig_info[0].format, src_box->width); 353 sbox.height = util_format_get_nblocksy(orig_info[0].format, src_box->height); 354 sbox.depth = src_box->depth; 355 psbox=&sbox; 356 } else 357 psbox=src_box; 358 359 if (util_format_is_compressed(dst->format)) { 360 r600_compressed_to_blittable(dst, dst_level, &orig_info[1]); 361 restore_orig[1] = TRUE; 362 /* translate the dst box as well */ 363 dstx = util_format_get_nblocksx(orig_info[1].format, dstx); 364 dsty = util_format_get_nblocksy(orig_info[1].format, dsty); 365 } 366 367 r600_hw_copy_region(ctx, dst, dst_level, dstx, dsty, dstz, 368 src, src_level, psbox); 369 370 if (restore_orig[0]) 371 r600_reset_blittable_to_compressed(src, src_level, &orig_info[0]); 372 373 if (restore_orig[1]) 374 r600_reset_blittable_to_compressed(dst, dst_level, &orig_info[1]); 375} 376 377void si_init_blit_functions(struct r600_context *rctx) 378{ 379 rctx->context.clear = r600_clear; 380 rctx->context.clear_render_target = r600_clear_render_target; 381 rctx->context.clear_depth_stencil = r600_clear_depth_stencil; 382 rctx->context.resource_copy_region = r600_resource_copy_region; 383} 384 385void r600_blit_push_depth(struct pipe_context *ctx, struct r600_resource_texture *texture) 386{ 387 struct pipe_box sbox; 388 389 sbox.x = sbox.y = sbox.z = 0; 390 sbox.width = texture->resource.b.b.width0; 391 sbox.height = texture->resource.b.b.height0; 392 /* XXX that might be wrong */ 393 sbox.depth = 1; 394 395 r600_hw_copy_region(ctx, (struct pipe_resource *)texture, 0, 396 0, 0, 0, 397 (struct pipe_resource *)texture->flushed_depth_texture, 0, 398 &sbox); 399} 400