src/amd/vulkan/radv_meta_resolve_fs.c

   1 /*
   2  * Copyright © 2016 Dave Airlie
   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  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24
  25 #include <assert.h>
  26 #include <stdbool.h>
  27
  28 #include "radv_meta.h"
  29 #include "radv_private.h"
  30 #include "nir/nir_builder.h"
  31 #include "sid.h"
  32 #include "vk_format.h"
  33
  34 static nir_shader *
  35 build_nir_vertex_shader(void)
  36 {
  37         const struct glsl_type *vec4 = glsl_vec4_type();
  38         nir_builder b;
  39
  40         nir_builder_init_simple_shader(&b, NULL, MESA_SHADER_VERTEX, NULL);
  41         b.shader->info.name = ralloc_strdup(b.shader, "meta_resolve_vs");
  42
  43         nir_variable *pos_out = nir_variable_create(b.shader, nir_var_shader_out,
  44                                                     vec4, "gl_Position");
  45         pos_out->data.location = VARYING_SLOT_POS;
  46
  47         nir_ssa_def *outvec = radv_meta_gen_rect_vertices(&b);
  48
  49         nir_store_var(&b, pos_out, outvec, 0xf);
  50         return b.shader;
  51 }
  52
  53 static nir_shader *
  54 build_resolve_fragment_shader(struct radv_device *dev, bool is_integer, int samples)
  55 {
  56         nir_builder b;
  57         char name[64];
  58         const struct glsl_type *vec2 = glsl_vector_type(GLSL_TYPE_FLOAT, 2);
  59         const struct glsl_type *vec4 = glsl_vec4_type();
  60         const struct glsl_type *sampler_type = glsl_sampler_type(GLSL_SAMPLER_DIM_MS,
  61                                                                  false,
  62                                                                  false,
  63                                                                  GLSL_TYPE_FLOAT);
  64
  65         snprintf(name, 64, "meta_resolve_fs-%d-%s", samples, is_integer ? "int" : "float");
  66         nir_builder_init_simple_shader(&b, NULL, MESA_SHADER_FRAGMENT, NULL);
  67         b.shader->info.name = ralloc_strdup(b.shader, name);
  68
  69         nir_variable *input_img = nir_variable_create(b.shader, nir_var_uniform,
  70                                                       sampler_type, "s_tex");
  71         input_img->data.descriptor_set = 0;
  72         input_img->data.binding = 0;
  73
  74         nir_variable *fs_pos_in = nir_variable_create(b.shader, nir_var_shader_in, vec2, "fs_pos_in");
  75         fs_pos_in->data.location = VARYING_SLOT_POS;
  76
  77         nir_variable *color_out = nir_variable_create(b.shader, nir_var_shader_out,
  78                                                       vec4, "f_color");
  79         color_out->data.location = FRAG_RESULT_DATA0;
  80
  81         nir_ssa_def *pos_in = nir_load_var(&b, fs_pos_in);
  82         nir_intrinsic_instr *src_offset = nir_intrinsic_instr_create(b.shader, nir_intrinsic_load_push_constant);
  83         nir_intrinsic_set_base(src_offset, 0);
  84         nir_intrinsic_set_range(src_offset, 8);
  85         src_offset->src[0] = nir_src_for_ssa(nir_imm_int(&b, 0));
  86         src_offset->num_components = 2;
  87         nir_ssa_dest_init(&src_offset->instr, &src_offset->dest, 2, 32, "src_offset");
  88         nir_builder_instr_insert(&b, &src_offset->instr);
  89
  90         nir_ssa_def *pos_int = nir_f2i32(&b, pos_in);
  91
  92         nir_ssa_def *img_coord = nir_channels(&b, nir_iadd(&b, pos_int, &src_offset->dest.ssa), 0x3);
  93         nir_variable *color = nir_local_variable_create(b.impl, glsl_vec4_type(), "color");
  94
  95         radv_meta_build_resolve_shader_core(&b, is_integer, samples, input_img,
  96                                             color, img_coord);
  97
  98         nir_ssa_def *outval = nir_load_var(&b, color);
  99         nir_store_var(&b, color_out, outval, 0xf);
 100         return b.shader;
 101 }
 102
 103
 104 static VkResult
 105 create_layout(struct radv_device *device)
 106 {
 107         VkResult result;
 108         /*
 109          * one descriptors for the image being sampled
 110          */
 111         VkDescriptorSetLayoutCreateInfo ds_create_info = {
 112                 .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO,
 113                 .flags = VK_DESCRIPTOR_SET_LAYOUT_CREATE_PUSH_DESCRIPTOR_BIT_KHR,
 114                 .bindingCount = 1,
 115                 .pBindings = (VkDescriptorSetLayoutBinding[]) {
 116                         {
 117                                 .binding = 0,
 118                                 .descriptorType = VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE,
 119                                 .descriptorCount = 1,
 120                                 .stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT,
 121                                 .pImmutableSamplers = NULL
 122                         },
 123                 }
 124         };
 125
 126         result = radv_CreateDescriptorSetLayout(radv_device_to_handle(device),
 127                                                 &ds_create_info,
 128                                                 &device->meta_state.alloc,
 129                                                 &device->meta_state.resolve_fragment.ds_layout);
 130         if (result != VK_SUCCESS)
 131                 goto fail;
 132
 133
 134         VkPipelineLayoutCreateInfo pl_create_info = {
 135                 .sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
 136                 .setLayoutCount = 1,
 137                 .pSetLayouts = &device->meta_state.resolve_fragment.ds_layout,
 138                 .pushConstantRangeCount = 1,
 139                 .pPushConstantRanges = &(VkPushConstantRange){VK_SHADER_STAGE_FRAGMENT_BIT, 0, 8},
 140         };
 141
 142         result = radv_CreatePipelineLayout(radv_device_to_handle(device),
 143                                           &pl_create_info,
 144                                           &device->meta_state.alloc,
 145                                           &device->meta_state.resolve_fragment.p_layout);
 146         if (result != VK_SUCCESS)
 147                 goto fail;
 148         return VK_SUCCESS;
 149 fail:
 150         return result;
 151 }
 152
 153 static const VkPipelineVertexInputStateCreateInfo normal_vi_create_info = {
 154         .sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO,
 155         .vertexBindingDescriptionCount = 0,
 156         .vertexAttributeDescriptionCount = 0,
 157 };
 158
 159 static VkResult
 160 create_resolve_pipeline(struct radv_device *device,
 161                         int samples_log2,
 162                         VkFormat format)
 163 {
 164         mtx_lock(&device->meta_state.mtx);
 165
 166         unsigned fs_key = radv_format_meta_fs_key(format);
 167         VkPipeline *pipeline = &device->meta_state.resolve_fragment.rc[samples_log2].pipeline[fs_key];
 168         if (*pipeline) {
 169                 mtx_unlock(&device->meta_state.mtx);
 170                 return VK_SUCCESS;
 171         }
 172
 173         VkResult result;
 174         bool is_integer = false;
 175         uint32_t samples = 1 << samples_log2;
 176         const VkPipelineVertexInputStateCreateInfo *vi_create_info;
 177         vi_create_info = &normal_vi_create_info;
 178         if (vk_format_is_int(format))
 179                 is_integer = true;
 180
 181         struct radv_shader_module fs = { .nir = NULL };
 182         fs.nir = build_resolve_fragment_shader(device, is_integer, samples);
 183         struct radv_shader_module vs = {
 184                 .nir = build_nir_vertex_shader(),
 185         };
 186
 187         VkRenderPass *rp = &device->meta_state.resolve_fragment.rc[samples_log2].render_pass[fs_key][0];
 188
 189         assert(!*rp);
 190
 191         VkPipelineShaderStageCreateInfo pipeline_shader_stages[] = {
 192                 {
 193                         .sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
 194                         .stage = VK_SHADER_STAGE_VERTEX_BIT,
 195                         .module = radv_shader_module_to_handle(&vs),
 196                         .pName = "main",
 197                         .pSpecializationInfo = NULL
 198                 }, {
 199                         .sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
 200                         .stage = VK_SHADER_STAGE_FRAGMENT_BIT,
 201                         .module = radv_shader_module_to_handle(&fs),
 202                         .pName = "main",
 203                         .pSpecializationInfo = NULL
 204                 },
 205         };
 206
 207
 208         for (unsigned dst_layout = 0; dst_layout < RADV_META_DST_LAYOUT_COUNT; ++dst_layout) {
 209                 VkImageLayout layout = radv_meta_dst_layout_to_layout(dst_layout);
 210                 result = radv_CreateRenderPass(radv_device_to_handle(device),
 211                                         &(VkRenderPassCreateInfo) {
 212                                                 .sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO,
 213                                                 .attachmentCount = 1,
 214                                                 .pAttachments = &(VkAttachmentDescription) {
 215                                                         .format = format,
 216                                                         .loadOp = VK_ATTACHMENT_LOAD_OP_LOAD,
 217                                                         .storeOp = VK_ATTACHMENT_STORE_OP_STORE,
 218                                                         .initialLayout = layout,
 219                                                         .finalLayout = layout,
 220                                                 },
 221                                                 .subpassCount = 1,
 222                                                 .pSubpasses = &(VkSubpassDescription) {
 223                                                         .pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS,
 224                                                         .inputAttachmentCount = 0,
 225                                                         .colorAttachmentCount = 1,
 226                                                         .pColorAttachments = &(VkAttachmentReference) {
 227                                                                 .attachment = 0,
 228                                                                 .layout = layout,
 229                                                         },
 230                                                 .pResolveAttachments = NULL,
 231                                                 .pDepthStencilAttachment = &(VkAttachmentReference) {
 232                                                         .attachment = VK_ATTACHMENT_UNUSED,
 233                                                         .layout = VK_IMAGE_LAYOUT_GENERAL,
 234                                                 },
 235                                                 .preserveAttachmentCount = 0,
 236                                                 .pPreserveAttachments = NULL,
 237                                         },
 238                                         .dependencyCount = 0,
 239                                 }, &device->meta_state.alloc, rp + dst_layout);
 240         }
 241
 242
 243         const VkGraphicsPipelineCreateInfo vk_pipeline_info = {
 244                 .sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO,
 245                 .stageCount = ARRAY_SIZE(pipeline_shader_stages),
 246                 .pStages = pipeline_shader_stages,
 247                 .pVertexInputState = vi_create_info,
 248                 .pInputAssemblyState = &(VkPipelineInputAssemblyStateCreateInfo) {
 249                         .sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO,
 250                         .topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP,
 251                         .primitiveRestartEnable = false,
 252                 },
 253                 .pViewportState = &(VkPipelineViewportStateCreateInfo) {
 254                         .sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO,
 255                         .viewportCount = 1,
 256                         .scissorCount = 1,
 257                 },
 258                 .pRasterizationState = &(VkPipelineRasterizationStateCreateInfo) {
 259                         .sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
 260                         .rasterizerDiscardEnable = false,
 261                         .polygonMode = VK_POLYGON_MODE_FILL,
 262                         .cullMode = VK_CULL_MODE_NONE,
 263                         .frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE
 264                 },
 265                 .pMultisampleState = &(VkPipelineMultisampleStateCreateInfo) {
 266                         .sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,
 267                         .rasterizationSamples = 1,
 268                         .sampleShadingEnable = false,
 269                         .pSampleMask = (VkSampleMask[]) { UINT32_MAX },
 270                 },
 271                 .pColorBlendState = &(VkPipelineColorBlendStateCreateInfo) {
 272                         .sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
 273                         .attachmentCount = 1,
 274                         .pAttachments = (VkPipelineColorBlendAttachmentState []) {
 275                                 { .colorWriteMask =
 276                                   VK_COLOR_COMPONENT_A_BIT |
 277                                   VK_COLOR_COMPONENT_R_BIT |
 278                                   VK_COLOR_COMPONENT_G_BIT |
 279                                   VK_COLOR_COMPONENT_B_BIT },
 280                         }
 281                 },
 282                 .pDynamicState = &(VkPipelineDynamicStateCreateInfo) {
 283                         .sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO,
 284                         .dynamicStateCount = 9,
 285                         .pDynamicStates = (VkDynamicState[]) {
 286                                 VK_DYNAMIC_STATE_VIEWPORT,
 287                                 VK_DYNAMIC_STATE_SCISSOR,
 288                                 VK_DYNAMIC_STATE_LINE_WIDTH,
 289                                 VK_DYNAMIC_STATE_DEPTH_BIAS,
 290                                 VK_DYNAMIC_STATE_BLEND_CONSTANTS,
 291                                 VK_DYNAMIC_STATE_DEPTH_BOUNDS,
 292                                 VK_DYNAMIC_STATE_STENCIL_COMPARE_MASK,
 293                                 VK_DYNAMIC_STATE_STENCIL_WRITE_MASK,
 294                                 VK_DYNAMIC_STATE_STENCIL_REFERENCE,
 295                         },
 296                 },
 297                 .flags = 0,
 298                 .layout = device->meta_state.resolve_fragment.p_layout,
 299                 .renderPass = *rp,
 300                 .subpass = 0,
 301         };
 302
 303         const struct radv_graphics_pipeline_create_info radv_pipeline_info = {
 304                 .use_rectlist = true
 305         };
 306
 307         result = radv_graphics_pipeline_create(radv_device_to_handle(device),
 308                                                radv_pipeline_cache_to_handle(&device->meta_state.cache),
 309                                                &vk_pipeline_info, &radv_pipeline_info,
 310                                                &device->meta_state.alloc,
 311                                                pipeline);
 312         ralloc_free(vs.nir);
 313         ralloc_free(fs.nir);
 314
 315         mtx_unlock(&device->meta_state.mtx);
 316         return result;
 317 }
 318
 319 VkResult
 320 radv_device_init_meta_resolve_fragment_state(struct radv_device *device, bool on_demand)
 321 {
 322         VkResult res;
 323
 324         res = create_layout(device);
 325         if (res != VK_SUCCESS)
 326                 goto fail;
 327
 328         if (on_demand)
 329                 return VK_SUCCESS;
 330
 331         for (uint32_t i = 0; i < MAX_SAMPLES_LOG2; ++i) {
 332                 for (unsigned j = 0; j < NUM_META_FS_KEYS; ++j) {
 333                         res = create_resolve_pipeline(device, i, radv_fs_key_format_exemplars[j]);
 334                         if (res != VK_SUCCESS)
 335                                 goto fail;
 336                 }
 337         }
 338
 339         return VK_SUCCESS;
 340 fail:
 341         radv_device_finish_meta_resolve_fragment_state(device);
 342         return res;
 343 }
 344
 345 void
 346 radv_device_finish_meta_resolve_fragment_state(struct radv_device *device)
 347 {
 348         struct radv_meta_state *state = &device->meta_state;
 349         for (uint32_t i = 0; i < MAX_SAMPLES_LOG2; ++i) {
 350                 for (unsigned j = 0; j < NUM_META_FS_KEYS; ++j) {
 351                         for(unsigned k =0; k < RADV_META_DST_LAYOUT_COUNT; ++k) {
 352                                 radv_DestroyRenderPass(radv_device_to_handle(device),
 353                                                        state->resolve_fragment.rc[i].render_pass[j][k],
 354                                                        &state->alloc);
 355                         }
 356                         radv_DestroyPipeline(radv_device_to_handle(device),
 357                                              state->resolve_fragment.rc[i].pipeline[j],
 358                                              &state->alloc);
 359                 }
 360         }
 361
 362         radv_DestroyDescriptorSetLayout(radv_device_to_handle(device),
 363                                         state->resolve_fragment.ds_layout,
 364                                         &state->alloc);
 365         radv_DestroyPipelineLayout(radv_device_to_handle(device),
 366                                    state->resolve_fragment.p_layout,
 367                                    &state->alloc);
 368 }
 369
 370 static VkPipeline *
 371 radv_get_resolve_pipeline(struct radv_cmd_buffer *cmd_buffer,
 372                           struct radv_image_view *src_iview,
 373                           struct radv_image_view *dst_iview)
 374 {
 375         struct radv_device *device = cmd_buffer->device;
 376         unsigned fs_key = radv_format_meta_fs_key(dst_iview->vk_format);
 377         const uint32_t samples = src_iview->image->info.samples;
 378         const uint32_t samples_log2 = ffs(samples) - 1;
 379         VkPipeline *pipeline;
 380
 381         pipeline = &device->meta_state.resolve_fragment.rc[samples_log2].pipeline[fs_key];
 382         if (!*pipeline ) {
 383                 VkResult ret;
 384
 385                 ret = create_resolve_pipeline(device, samples_log2,
 386                                               radv_fs_key_format_exemplars[fs_key]);
 387                 if (ret != VK_SUCCESS) {
 388                         cmd_buffer->record_result = ret;
 389                         return NULL;
 390                 }
 391         }
 392
 393         return pipeline;
 394 }
 395
 396 static void
 397 emit_resolve(struct radv_cmd_buffer *cmd_buffer,
 398              struct radv_image_view *src_iview,
 399              struct radv_image_view *dest_iview,
 400              const VkOffset2D *src_offset,
 401              const VkOffset2D *dest_offset,
 402              const VkExtent2D *resolve_extent)
 403 {
 404         struct radv_device *device = cmd_buffer->device;
 405         VkCommandBuffer cmd_buffer_h = radv_cmd_buffer_to_handle(cmd_buffer);
 406         VkPipeline *pipeline;
 407
 408         radv_meta_push_descriptor_set(cmd_buffer,
 409                                       VK_PIPELINE_BIND_POINT_GRAPHICS,
 410                                       cmd_buffer->device->meta_state.resolve_fragment.p_layout,
 411                                       0, /* set */
 412                                       1, /* descriptorWriteCount */
 413                                       (VkWriteDescriptorSet[]) {
 414                                               {
 415                                                       .sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
 416                                                       .dstBinding = 0,
 417                                                       .dstArrayElement = 0,
 418                                                       .descriptorCount = 1,
 419                                                       .descriptorType = VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE,
 420                                                       .pImageInfo = (VkDescriptorImageInfo[]) {
 421                                                       {
 422                                                       .sampler = VK_NULL_HANDLE,
 423                                                       .imageView = radv_image_view_to_handle(src_iview),
 424                                                       .imageLayout = VK_IMAGE_LAYOUT_GENERAL,
 425                                                       },
 426                                                       }
 427                                               },
 428                                       });
 429
 430         cmd_buffer->state.flush_bits |= RADV_CMD_FLAG_FLUSH_AND_INV_CB;
 431
 432         unsigned push_constants[2] = {
 433                 src_offset->x - dest_offset->x,
 434                 src_offset->y - dest_offset->y,
 435         };
 436         radv_CmdPushConstants(radv_cmd_buffer_to_handle(cmd_buffer),
 437                               device->meta_state.resolve_fragment.p_layout,
 438                               VK_SHADER_STAGE_FRAGMENT_BIT, 0, 8,
 439                               push_constants);
 440
 441         pipeline = radv_get_resolve_pipeline(cmd_buffer, src_iview, dest_iview);
 442
 443         radv_CmdBindPipeline(cmd_buffer_h, VK_PIPELINE_BIND_POINT_GRAPHICS,
 444                              *pipeline);
 445
 446         radv_CmdSetViewport(radv_cmd_buffer_to_handle(cmd_buffer), 0, 1, &(VkViewport) {
 447                 .x = dest_offset->x,
 448                 .y = dest_offset->y,
 449                 .width = resolve_extent->width,
 450                 .height = resolve_extent->height,
 451                 .minDepth = 0.0f,
 452                 .maxDepth = 1.0f
 453         });
 454
 455         radv_CmdSetScissor(radv_cmd_buffer_to_handle(cmd_buffer), 0, 1, &(VkRect2D) {
 456                 .offset = *dest_offset,
 457                 .extent = *resolve_extent,
 458         });
 459
 460         radv_CmdDraw(cmd_buffer_h, 3, 1, 0, 0);
 461         cmd_buffer->state.flush_bits |= RADV_CMD_FLAG_FLUSH_AND_INV_CB;
 462 }
 463
 464 void radv_meta_resolve_fragment_image(struct radv_cmd_buffer *cmd_buffer,
 465                                       struct radv_image *src_image,
 466                                       VkImageLayout src_image_layout,
 467                                       struct radv_image *dest_image,
 468                                       VkImageLayout dest_image_layout,
 469                                       uint32_t region_count,
 470                                       const VkImageResolve *regions)
 471 {
 472         struct radv_device *device = cmd_buffer->device;
 473         struct radv_meta_saved_state saved_state;
 474         const uint32_t samples = src_image->info.samples;
 475         const uint32_t samples_log2 = ffs(samples) - 1;
 476         unsigned fs_key = radv_format_meta_fs_key(dest_image->vk_format);
 477         unsigned dst_layout = radv_meta_dst_layout_from_layout(dest_image_layout);
 478         VkRenderPass rp;
 479
 480         radv_decompress_resolve_src(cmd_buffer, src_image, src_image_layout,
 481                                     region_count, regions);
 482
 483         if (!device->meta_state.resolve_fragment.rc[samples_log2].render_pass[fs_key][dst_layout]) {
 484                 VkResult ret = create_resolve_pipeline(device, samples_log2, radv_fs_key_format_exemplars[fs_key]);
 485                 if (ret != VK_SUCCESS) {
 486                         cmd_buffer->record_result = ret;
 487                         return;
 488                 }
 489         }
 490
 491         rp = device->meta_state.resolve_fragment.rc[samples_log2].render_pass[fs_key][dst_layout];
 492
 493         radv_meta_save(&saved_state, cmd_buffer,
 494                        RADV_META_SAVE_GRAPHICS_PIPELINE |
 495                        RADV_META_SAVE_CONSTANTS |
 496                        RADV_META_SAVE_DESCRIPTORS);
 497
 498         for (uint32_t r = 0; r < region_count; ++r) {
 499                 const VkImageResolve *region = &regions[r];
 500
 501                 assert(region->srcSubresource.aspectMask == VK_IMAGE_ASPECT_COLOR_BIT);
 502                 assert(region->dstSubresource.aspectMask == VK_IMAGE_ASPECT_COLOR_BIT);
 503                 assert(region->srcSubresource.layerCount == region->dstSubresource.layerCount);
 504
 505                 const uint32_t src_base_layer =
 506                         radv_meta_get_iview_layer(src_image, &region->srcSubresource,
 507                                                   &region->srcOffset);
 508
 509                 const uint32_t dest_base_layer =
 510                         radv_meta_get_iview_layer(dest_image, &region->dstSubresource,
 511                                                   &region->dstOffset);
 512
 513                 const struct VkExtent3D extent =
 514                         radv_sanitize_image_extent(src_image->type, region->extent);
 515                 const struct VkOffset3D srcOffset =
 516                         radv_sanitize_image_offset(src_image->type, region->srcOffset);
 517                 const struct VkOffset3D dstOffset =
 518                         radv_sanitize_image_offset(dest_image->type, region->dstOffset);
 519
 520                 for (uint32_t layer = 0; layer < region->srcSubresource.layerCount;
 521                      ++layer) {
 522
 523                         struct radv_image_view src_iview;
 524                         radv_image_view_init(&src_iview, cmd_buffer->device,
 525                                              &(VkImageViewCreateInfo) {
 526                                                      .sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
 527                                                              .image = radv_image_to_handle(src_image),
 528                                                              .viewType = radv_meta_get_view_type(src_image),
 529                                                              .format = src_image->vk_format,
 530                                                              .subresourceRange = {
 531                                                              .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
 532                                                              .baseMipLevel = region->srcSubresource.mipLevel,
 533                                                              .levelCount = 1,
 534                                                              .baseArrayLayer = src_base_layer + layer,
 535                                                              .layerCount = 1,
 536                                                      },
 537                                              });
 538
 539                         struct radv_image_view dest_iview;
 540                         radv_image_view_init(&dest_iview, cmd_buffer->device,
 541                                              &(VkImageViewCreateInfo) {
 542                                                      .sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
 543                                                              .image = radv_image_to_handle(dest_image),
 544                                                              .viewType = radv_meta_get_view_type(dest_image),
 545                                                              .format = dest_image->vk_format,
 546                                                              .subresourceRange = {
 547                                                              .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
 548                                                              .baseMipLevel = region->dstSubresource.mipLevel,
 549                                                              .levelCount = 1,
 550                                                              .baseArrayLayer = dest_base_layer + layer,
 551                                                              .layerCount = 1,
 552                                                      },
 553                                              });
 554
 555
 556                         VkFramebuffer fb;
 557                         radv_CreateFramebuffer(radv_device_to_handle(cmd_buffer->device),
 558                                &(VkFramebufferCreateInfo) {
 559                                        .sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
 560                                                .attachmentCount = 1,
 561                                                .pAttachments = (VkImageView[]) {
 562                                                radv_image_view_to_handle(&dest_iview),
 563                                        },
 564                                        .width = extent.width + dstOffset.x,
 565                                        .height = extent.height + dstOffset.y,
 566                                        .layers = 1
 567                                 }, &cmd_buffer->pool->alloc, &fb);
 568
 569                         radv_CmdBeginRenderPass(radv_cmd_buffer_to_handle(cmd_buffer),
 570                                                 &(VkRenderPassBeginInfo) {
 571                                                         .sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
 572                                                                 .renderPass = rp,
 573                                                                 .framebuffer = fb,
 574                                                                 .renderArea = {
 575                                                                 .offset = { dstOffset.x, dstOffset.y, },
 576                                                                 .extent = { extent.width, extent.height },
 577                                                         },
 578                                                                 .clearValueCount = 0,
 579                                                                 .pClearValues = NULL,
 580                                                 }, VK_SUBPASS_CONTENTS_INLINE);
 581
 582
 583
 584                         emit_resolve(cmd_buffer,
 585                                      &src_iview,
 586                                      &dest_iview,
 587                                      &(VkOffset2D) { srcOffset.x, srcOffset.y },
 588                                      &(VkOffset2D) { dstOffset.x, dstOffset.y },
 589                                      &(VkExtent2D) { extent.width, extent.height });
 590
 591                         radv_CmdEndRenderPass(radv_cmd_buffer_to_handle(cmd_buffer));
 592
 593                         radv_DestroyFramebuffer(radv_device_to_handle(cmd_buffer->device), fb, &cmd_buffer->pool->alloc);
 594                 }
 595         }
 596
 597         radv_meta_restore(&saved_state, cmd_buffer);
 598 }
 599
 600
 601 /**
 602  * Emit any needed resolves for the current subpass.
 603  */
 604 void
 605 radv_cmd_buffer_resolve_subpass_fs(struct radv_cmd_buffer *cmd_buffer)
 606 {
 607         struct radv_framebuffer *fb = cmd_buffer->state.framebuffer;
 608         const struct radv_subpass *subpass = cmd_buffer->state.subpass;
 609         struct radv_meta_saved_state saved_state;
 610         struct radv_subpass_barrier barrier;
 611
 612         /* Resolves happen before the end-of-subpass barriers get executed,
 613          * so we have to make the attachment shader-readable */
 614         barrier.src_stage_mask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
 615         barrier.src_access_mask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
 616         barrier.dst_access_mask = VK_ACCESS_INPUT_ATTACHMENT_READ_BIT;
 617         radv_subpass_barrier(cmd_buffer, &barrier);
 618
 619         radv_decompress_resolve_subpass_src(cmd_buffer);
 620
 621         radv_meta_save(&saved_state, cmd_buffer,
 622                        RADV_META_SAVE_GRAPHICS_PIPELINE |
 623                        RADV_META_SAVE_CONSTANTS |
 624                        RADV_META_SAVE_DESCRIPTORS);
 625
 626         for (uint32_t i = 0; i < subpass->color_count; ++i) {
 627                 struct radv_subpass_attachment src_att = subpass->color_attachments[i];
 628                 struct radv_subpass_attachment dest_att = subpass->resolve_attachments[i];
 629
 630                 if (dest_att.attachment == VK_ATTACHMENT_UNUSED)
 631                         continue;
 632
 633                 struct radv_image_view *dest_iview = cmd_buffer->state.framebuffer->attachments[dest_att.attachment].attachment;
 634                 struct radv_image_view *src_iview = cmd_buffer->state.framebuffer->attachments[src_att.attachment].attachment;
 635
 636                 struct radv_subpass resolve_subpass = {
 637                         .color_count = 1,
 638                         .color_attachments = (struct radv_subpass_attachment[]) { dest_att },
 639                         .depth_stencil_attachment = NULL,
 640                 };
 641
 642                 radv_cmd_buffer_set_subpass(cmd_buffer, &resolve_subpass);
 643
 644                 emit_resolve(cmd_buffer,
 645                              src_iview,
 646                              dest_iview,
 647                              &(VkOffset2D) { 0, 0 },
 648                              &(VkOffset2D) { 0, 0 },
 649                              &(VkExtent2D) { fb->width, fb->height });
 650         }
 651
 652         radv_cmd_buffer_set_subpass(cmd_buffer, subpass);
 653
 654         radv_meta_restore(&saved_state, cmd_buffer);
 655 }