[Mesa-dev] [PATCH 33/33] anv: Use blorp for doing MSAA resolves

Anuj Phogat anuj.phogat at gmail.com
Fri Sep 2 21:43:10 UTC 2016


On Wed, Aug 31, 2016 at 2:22 PM, Jason Ekstrand <jason at jlekstrand.net> wrote:
> ---
>  src/intel/vulkan/Makefile.sources   |   1 -
>  src/intel/vulkan/anv_blorp.c        | 121 +++++
>  src/intel/vulkan/anv_meta.c         |   7 -
>  src/intel/vulkan/anv_meta.h         |   3 -
>  src/intel/vulkan/anv_meta_resolve.c | 870 ------------------------------------
>  5 files changed, 121 insertions(+), 881 deletions(-)
>  delete mode 100644 src/intel/vulkan/anv_meta_resolve.c
>
> diff --git a/src/intel/vulkan/Makefile.sources b/src/intel/vulkan/Makefile.sources
> index 133c82b..d151693 100644
> --- a/src/intel/vulkan/Makefile.sources
> +++ b/src/intel/vulkan/Makefile.sources
> @@ -34,7 +34,6 @@ VULKAN_FILES := \
>         anv_meta.c \
>         anv_meta.h \
>         anv_meta_clear.c \
> -       anv_meta_resolve.c \
>         anv_nir.h \
>         anv_nir_apply_dynamic_offsets.c \
>         anv_nir_apply_pipeline_layout.c \
> diff --git a/src/intel/vulkan/anv_blorp.c b/src/intel/vulkan/anv_blorp.c
> index bd4638d..9a6db3a 100644
> --- a/src/intel/vulkan/anv_blorp.c
> +++ b/src/intel/vulkan/anv_blorp.c
> @@ -723,3 +723,124 @@ void anv_CmdClearColorImage(
>
>     blorp_batch_finish(&batch);
>  }
> +
> +static void
> +resolve_image(struct blorp_batch *batch,
> +              const struct anv_image *src_image,
> +              uint32_t src_level, uint32_t src_layer,
> +              const struct anv_image *dst_image,
> +              uint32_t dst_level, uint32_t dst_layer,
> +              VkImageAspectFlags aspect_mask,
> +              uint32_t src_x, uint32_t src_y, uint32_t dst_x, uint32_t dst_y,
> +              uint32_t width, uint32_t height)
> +{
> +   assert(src_image->type == VK_IMAGE_TYPE_2D);
> +   assert(src_image->samples > 1);
> +   assert(dst_image->type == VK_IMAGE_TYPE_2D);
> +   assert(dst_image->samples == 1);
> +
> +   uint32_t a;
> +   for_each_bit(a, aspect_mask) {
> +      VkImageAspectFlagBits aspect = 1 << a;
> +
> +      struct blorp_surf src_surf, dst_surf;
> +      get_blorp_surf_for_anv_image(src_image, aspect, &src_surf);
> +      get_blorp_surf_for_anv_image(dst_image, aspect, &dst_surf);
> +
> +      blorp_blit(batch,
> +                 &src_surf, src_level, src_layer,
> +                 ISL_FORMAT_UNSUPPORTED, ISL_SWIZZLE_IDENTITY,
> +                 &dst_surf, dst_level, dst_layer,
> +                 ISL_FORMAT_UNSUPPORTED, ISL_SWIZZLE_IDENTITY,
> +                 src_x, src_y, src_x + width, src_y + height,
> +                 dst_x, dst_y, dst_x + width, dst_y + height,
> +                 0x2600 /* GL_NEAREST */, false, false);
> +   }
> +}
> +
> +void anv_CmdResolveImage(
> +    VkCommandBuffer                             commandBuffer,
> +    VkImage                                     srcImage,
> +    VkImageLayout                               srcImageLayout,
> +    VkImage                                     dstImage,
> +    VkImageLayout                               dstImageLayout,
> +    uint32_t                                    regionCount,
> +    const VkImageResolve*                       pRegions)
> +{
> +   ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer);
> +   ANV_FROM_HANDLE(anv_image, src_image, srcImage);
> +   ANV_FROM_HANDLE(anv_image, dst_image, dstImage);
> +
> +   struct blorp_batch batch;
> +   blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer);
> +
> +   for (uint32_t r = 0; r < regionCount; r++) {
> +      assert(pRegions[r].srcSubresource.aspectMask ==
> +             pRegions[r].dstSubresource.aspectMask);
> +      assert(pRegions[r].srcSubresource.layerCount ==
> +             pRegions[r].dstSubresource.layerCount);
> +
> +      const uint32_t layer_count = pRegions[r].dstSubresource.layerCount;
> +
> +      for (uint32_t layer = 0; layer < layer_count; layer++) {
> +         resolve_image(&batch,
> +                       src_image, pRegions[r].srcSubresource.mipLevel,
> +                       pRegions[r].srcSubresource.baseArrayLayer + layer,
> +                       dst_image, pRegions[r].dstSubresource.mipLevel,
> +                       pRegions[r].dstSubresource.baseArrayLayer + layer,
> +                       pRegions[r].dstSubresource.aspectMask,
> +                       pRegions[r].srcOffset.x, pRegions[r].srcOffset.y,
> +                       pRegions[r].dstOffset.x, pRegions[r].dstOffset.y,
> +                       pRegions[r].extent.width, pRegions[r].extent.height);
> +      }
> +   }
> +
> +   blorp_batch_finish(&batch);
> +}
> +
> +void
> +anv_cmd_buffer_resolve_subpass(struct anv_cmd_buffer *cmd_buffer)
> +{
> +   struct anv_framebuffer *fb = cmd_buffer->state.framebuffer;
> +   struct anv_subpass *subpass = cmd_buffer->state.subpass;
> +
> +   /* FINISHME(perf): Skip clears for resolve attachments.
> +    *
> +    * From the Vulkan 1.0 spec:
> +    *
> +    *    If the first use of an attachment in a render pass is as a resolve
> +    *    attachment, then the loadOp is effectively ignored as the resolve is
> +    *    guaranteed to overwrite all pixels in the render area.
> +    */
> +
> +   if (!subpass->has_resolve)
> +      return;
> +
> +   struct blorp_batch batch;
> +   blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer);
> +
> +   for (uint32_t i = 0; i < subpass->color_count; ++i) {
> +      uint32_t src_att = subpass->color_attachments[i];
> +      uint32_t dst_att = subpass->resolve_attachments[i];
> +
> +      if (dst_att == VK_ATTACHMENT_UNUSED)
> +         continue;
> +
> +      struct anv_image_view *src_iview = fb->attachments[src_att];
> +      struct anv_image_view *dst_iview = fb->attachments[dst_att];
> +
> +      const VkRect2D render_area = cmd_buffer->state.render_area;
> +
> +      assert(src_iview->aspect_mask == dst_iview->aspect_mask);
> +      resolve_image(&batch, src_iview->image,
> +                    src_iview->base_mip, src_iview->base_layer,
> +                    dst_iview->image,
> +                    dst_iview->base_mip, dst_iview->base_layer,
> +                    src_iview->aspect_mask,
> +                    render_area.offset.x, render_area.offset.y,
> +                    render_area.offset.x, render_area.offset.y,
> +                    render_area.extent.width, render_area.extent.height);
> +   }
> +
> +   blorp_batch_finish(&batch);
> +}
> diff --git a/src/intel/vulkan/anv_meta.c b/src/intel/vulkan/anv_meta.c
> index b768585..fe07bd3 100644
> --- a/src/intel/vulkan/anv_meta.c
> +++ b/src/intel/vulkan/anv_meta.c
> @@ -142,14 +142,8 @@ anv_device_init_meta(struct anv_device *device)
>     if (result != VK_SUCCESS)
>        goto fail_clear;
>
> -   result = anv_device_init_meta_resolve_state(device);
> -   if (result != VK_SUCCESS)
> -      goto fail_resolve;
> -
>     return VK_SUCCESS;
>
> -fail_resolve:
> -   anv_device_finish_meta_clear_state(device);
>  fail_clear:
>     return result;
>  }
> @@ -157,6 +151,5 @@ fail_clear:
>  void
>  anv_device_finish_meta(struct anv_device *device)
>  {
> -   anv_device_finish_meta_resolve_state(device);
>     anv_device_finish_meta_clear_state(device);
>  }
> diff --git a/src/intel/vulkan/anv_meta.h b/src/intel/vulkan/anv_meta.h
> index 91c3c7d..47c6d33 100644
> --- a/src/intel/vulkan/anv_meta.h
> +++ b/src/intel/vulkan/anv_meta.h
> @@ -47,9 +47,6 @@ struct anv_meta_saved_state {
>  VkResult anv_device_init_meta_clear_state(struct anv_device *device);
>  void anv_device_finish_meta_clear_state(struct anv_device *device);
>
> -VkResult anv_device_init_meta_resolve_state(struct anv_device *device);
> -void anv_device_finish_meta_resolve_state(struct anv_device *device);
> -
>  void
>  anv_meta_save(struct anv_meta_saved_state *state,
>                const struct anv_cmd_buffer *cmd_buffer,
> diff --git a/src/intel/vulkan/anv_meta_resolve.c b/src/intel/vulkan/anv_meta_resolve.c
> deleted file mode 100644
> index dd2f768..0000000
> --- a/src/intel/vulkan/anv_meta_resolve.c
> +++ /dev/null
> @@ -1,870 +0,0 @@
> -/*
> - * Copyright © 2016 Intel Corporation
> - *
> - * Permission is hereby granted, free of charge, to any person obtaining a
> - * copy of this software and associated documentation files (the "Software"),
> - * to deal in the Software without restriction, including without limitation
> - * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> - * and/or sell copies of the Software, and to permit persons to whom the
> - * Software is furnished to do so, subject to the following conditions:
> - *
> - * The above copyright notice and this permission notice (including the next
> - * paragraph) shall be included in all copies or substantial portions of the
> - * Software.
> - *
> - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
> - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
> - * IN THE SOFTWARE.
> - */
> -
> -#include <assert.h>
> -#include <stdbool.h>
> -
> -#include "anv_meta.h"
> -#include "anv_private.h"
> -#include "nir/nir_builder.h"
> -
> -/**
> - * Vertex attributes used by all pipelines.
> - */
> -struct vertex_attrs {
> -   struct anv_vue_header vue_header;
> -   float position[2]; /**< 3DPRIM_RECTLIST */
> -   float tex_position[2];
> -};
> -
> -static void
> -meta_resolve_save(struct anv_meta_saved_state *saved_state,
> -                  struct anv_cmd_buffer *cmd_buffer)
> -{
> -   anv_meta_save(saved_state, cmd_buffer, 0);
> -}
> -
> -static void
> -meta_resolve_restore(struct anv_meta_saved_state *saved_state,
> -                     struct anv_cmd_buffer *cmd_buffer)
> -{
> -   anv_meta_restore(saved_state, cmd_buffer);
> -}
> -
> -static VkPipeline *
> -get_pipeline_h(struct anv_device *device, uint32_t samples)
> -{
> -   uint32_t i = ffs(samples) - 2; /* log2(samples) - 1 */
> -
> -   assert(samples >= 2);
> -   assert(i < ARRAY_SIZE(device->meta_state.resolve.pipelines));
> -
> -   return &device->meta_state.resolve.pipelines[i];
> -}
> -
> -static nir_shader *
> -build_nir_vs(void)
> -{
> -   const struct glsl_type *vec4 = glsl_vec4_type();
> -
> -   nir_builder b;
> -   nir_variable *a_position;
> -   nir_variable *v_position;
> -   nir_variable *a_tex_position;
> -   nir_variable *v_tex_position;
> -
> -   nir_builder_init_simple_shader(&b, NULL, MESA_SHADER_VERTEX, NULL);
> -   b.shader->info.name = ralloc_strdup(b.shader, "meta_resolve_vs");
> -
> -   a_position = nir_variable_create(b.shader, nir_var_shader_in, vec4,
> -                                    "a_position");
> -   a_position->data.location = VERT_ATTRIB_GENERIC0;
> -
> -   v_position = nir_variable_create(b.shader, nir_var_shader_out, vec4,
> -                                    "gl_Position");
> -   v_position->data.location = VARYING_SLOT_POS;
> -
> -   a_tex_position = nir_variable_create(b.shader, nir_var_shader_in, vec4,
> -                                    "a_tex_position");
> -   a_tex_position->data.location = VERT_ATTRIB_GENERIC1;
> -
> -   v_tex_position = nir_variable_create(b.shader, nir_var_shader_out, vec4,
> -                                    "v_tex_position");
> -   v_tex_position->data.location = VARYING_SLOT_VAR0;
> -
> -   nir_copy_var(&b, v_position, a_position);
> -   nir_copy_var(&b, v_tex_position, a_tex_position);
> -
> -   return b.shader;
> -}
> -
> -static nir_shader *
> -build_nir_fs(uint32_t num_samples)
> -{
> -   const struct glsl_type *vec4 = glsl_vec4_type();
> -
> -   const struct glsl_type *sampler2DMS =
> -         glsl_sampler_type(GLSL_SAMPLER_DIM_MS,
> -                           /*is_shadow*/ false,
> -                           /*is_array*/ false,
> -                           GLSL_TYPE_FLOAT);
> -
> -   nir_builder b;
> -   nir_variable *u_tex; /* uniform sampler */
> -   nir_variable *v_position; /* vec4, varying fragment position */
> -   nir_variable *v_tex_position; /* vec4, varying texture coordinate */
> -   nir_variable *f_color; /* vec4, fragment output color */
> -   nir_ssa_def *accum; /* vec4, accumulation of sample values */
> -
> -   nir_builder_init_simple_shader(&b, NULL, MESA_SHADER_FRAGMENT, NULL);
> -   b.shader->info.name = ralloc_asprintf(b.shader,
> -                                         "meta_resolve_fs_samples%02d",
> -                                         num_samples);
> -
> -   u_tex = nir_variable_create(b.shader, nir_var_uniform, sampler2DMS,
> -                                   "u_tex");
> -   u_tex->data.descriptor_set = 0;
> -   u_tex->data.binding = 0;
> -
> -   v_position = nir_variable_create(b.shader, nir_var_shader_in, vec4,
> -                                     "v_position");
> -   v_position->data.location = VARYING_SLOT_POS;
> -   v_position->data.origin_upper_left = true;
> -
> -   v_tex_position = nir_variable_create(b.shader, nir_var_shader_in, vec4,
> -                                    "v_tex_position");
> -   v_tex_position->data.location = VARYING_SLOT_VAR0;
> -
> -   f_color = nir_variable_create(b.shader, nir_var_shader_out, vec4,
> -                                 "f_color");
> -   f_color->data.location = FRAG_RESULT_DATA0;
> -
> -   accum = nir_imm_vec4(&b, 0, 0, 0, 0);
> -
> -   nir_ssa_def *tex_position_ivec =
> -      nir_f2i(&b, nir_load_var(&b, v_tex_position));
> -
> -   for (uint32_t i = 0; i < num_samples; ++i) {
> -      nir_tex_instr *tex;
> -
> -      tex = nir_tex_instr_create(b.shader, /*num_srcs*/ 2);
> -      tex->texture = nir_deref_var_create(tex, u_tex);
> -      tex->sampler = nir_deref_var_create(tex, u_tex);
> -      tex->sampler_dim = GLSL_SAMPLER_DIM_MS;
> -      tex->op = nir_texop_txf_ms;
> -      tex->src[0].src = nir_src_for_ssa(tex_position_ivec);
> -      tex->src[0].src_type = nir_tex_src_coord;
> -      tex->src[1].src = nir_src_for_ssa(nir_imm_int(&b, i));
> -      tex->src[1].src_type = nir_tex_src_ms_index;
> -      tex->dest_type = nir_type_float;
> -      tex->is_array = false;
> -      tex->coord_components = 3;
> -      nir_ssa_dest_init(&tex->instr, &tex->dest, 4, 32, "tex");
> -      nir_builder_instr_insert(&b, &tex->instr);
> -
> -      accum = nir_fadd(&b, accum, &tex->dest.ssa);
> -   }
> -
> -   accum = nir_fdiv(&b, accum, nir_imm_float(&b, num_samples));
> -   nir_store_var(&b, f_color, accum, /*writemask*/ 4);
> -
> -   return b.shader;
> -}
> -
> -static VkResult
> -create_pass(struct anv_device *device)
> -{
> -   VkResult result;
> -   VkDevice device_h = anv_device_to_handle(device);
> -   const VkAllocationCallbacks *alloc = &device->meta_state.alloc;
> -
> -   result = anv_CreateRenderPass(device_h,
> -      &(VkRenderPassCreateInfo) {
> -         .sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO,
> -         .attachmentCount = 1,
> -         .pAttachments = &(VkAttachmentDescription) {
> -            .format = VK_FORMAT_UNDEFINED, /* Our shaders don't care */
> -            .samples = 1,
> -            .loadOp = VK_ATTACHMENT_LOAD_OP_LOAD,
> -            .storeOp = VK_ATTACHMENT_STORE_OP_STORE,
> -            .initialLayout = VK_IMAGE_LAYOUT_GENERAL,
> -            .finalLayout = VK_IMAGE_LAYOUT_GENERAL,
> -         },
> -         .subpassCount = 1,
> -         .pSubpasses = &(VkSubpassDescription) {
> -            .pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS,
> -            .inputAttachmentCount = 0,
> -            .colorAttachmentCount = 1,
> -            .pColorAttachments = &(VkAttachmentReference) {
> -               .attachment = 0,
> -               .layout = VK_IMAGE_LAYOUT_GENERAL,
> -            },
> -            .pResolveAttachments = NULL,
> -            .pDepthStencilAttachment = &(VkAttachmentReference) {
> -               .attachment = VK_ATTACHMENT_UNUSED,
> -            },
> -            .preserveAttachmentCount = 0,
> -            .pPreserveAttachments = NULL,
> -         },
> -         .dependencyCount = 0,
> -      },
> -      alloc,
> -      &device->meta_state.resolve.pass);
> -
> -   return result;
> -}
> -
> -static VkResult
> -create_pipeline(struct anv_device *device,
> -                uint32_t num_samples,
> -                VkShaderModule vs_module_h)
> -{
> -   VkResult result;
> -   VkDevice device_h = anv_device_to_handle(device);
> -
> -   struct anv_shader_module fs_module = {
> -      .nir = build_nir_fs(num_samples),
> -   };
> -
> -   if (!fs_module.nir) {
> -      /* XXX: Need more accurate error */
> -      result = VK_ERROR_OUT_OF_HOST_MEMORY;
> -      goto cleanup;
> -   }
> -
> -   result = anv_graphics_pipeline_create(device_h,
> -      VK_NULL_HANDLE,
> -      &(VkGraphicsPipelineCreateInfo) {
> -         .sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO,
> -         .stageCount = 2,
> -         .pStages = (VkPipelineShaderStageCreateInfo[]) {
> -            {
> -               .sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
> -               .stage = VK_SHADER_STAGE_VERTEX_BIT,
> -               .module = vs_module_h,
> -               .pName = "main",
> -            },
> -            {
> -               .sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
> -               .stage = VK_SHADER_STAGE_FRAGMENT_BIT,
> -               .module = anv_shader_module_to_handle(&fs_module),
> -               .pName = "main",
> -            },
> -         },
> -         .pVertexInputState = &(VkPipelineVertexInputStateCreateInfo) {
> -            .sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO,
> -            .vertexBindingDescriptionCount = 1,
> -            .pVertexBindingDescriptions = (VkVertexInputBindingDescription[]) {
> -               {
> -                  .binding = 0,
> -                  .stride = sizeof(struct vertex_attrs),
> -                  .inputRate = VK_VERTEX_INPUT_RATE_VERTEX
> -               },
> -            },
> -            .vertexAttributeDescriptionCount = 3,
> -            .pVertexAttributeDescriptions = (VkVertexInputAttributeDescription[]) {
> -               {
> -                  /* VUE Header */
> -                  .location = 0,
> -                  .binding = 0,
> -                  .format = VK_FORMAT_R32G32B32A32_UINT,
> -                  .offset = offsetof(struct vertex_attrs, vue_header),
> -               },
> -               {
> -                  /* Position */
> -                  .location = 1,
> -                  .binding = 0,
> -                  .format = VK_FORMAT_R32G32_SFLOAT,
> -                  .offset = offsetof(struct vertex_attrs, position),
> -               },
> -               {
> -                  /* Texture Coordinate */
> -                  .location = 2,
> -                  .binding = 0,
> -                  .format = VK_FORMAT_R32G32_SFLOAT,
> -                  .offset = offsetof(struct vertex_attrs, tex_position),
> -               },
> -            },
> -         },
> -         .pInputAssemblyState = &(VkPipelineInputAssemblyStateCreateInfo) {
> -            .sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO,
> -            .topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP,
> -            .primitiveRestartEnable = false,
> -         },
> -         .pViewportState = &(VkPipelineViewportStateCreateInfo) {
> -            .sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO,
> -            .viewportCount = 1,
> -            .scissorCount = 1,
> -         },
> -         .pRasterizationState = &(VkPipelineRasterizationStateCreateInfo) {
> -            .sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
> -            .depthClampEnable = false,
> -            .rasterizerDiscardEnable = false,
> -            .polygonMode = VK_POLYGON_MODE_FILL,
> -            .cullMode = VK_CULL_MODE_NONE,
> -            .frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE,
> -         },
> -         .pMultisampleState = &(VkPipelineMultisampleStateCreateInfo) {
> -            .sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,
> -            .rasterizationSamples = 1,
> -            .sampleShadingEnable = false,
> -            .pSampleMask = (VkSampleMask[]) { 0x1 },
> -            .alphaToCoverageEnable = false,
> -            .alphaToOneEnable = false,
> -         },
> -         .pColorBlendState = &(VkPipelineColorBlendStateCreateInfo) {
> -            .sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
> -            .logicOpEnable = false,
> -            .attachmentCount = 1,
> -            .pAttachments = (VkPipelineColorBlendAttachmentState []) {
> -               {
> -                  .colorWriteMask = VK_COLOR_COMPONENT_R_BIT |
> -                                    VK_COLOR_COMPONENT_G_BIT |
> -                                    VK_COLOR_COMPONENT_B_BIT |
> -                                    VK_COLOR_COMPONENT_A_BIT,
> -               },
> -            },
> -         },
> -         .pDynamicState = &(VkPipelineDynamicStateCreateInfo) {
> -            .sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO,
> -            .dynamicStateCount = 2,
> -            .pDynamicStates = (VkDynamicState[]) {
> -               VK_DYNAMIC_STATE_VIEWPORT,
> -               VK_DYNAMIC_STATE_SCISSOR,
> -            },
> -         },
> -         .layout = device->meta_state.resolve.pipeline_layout,
> -         .renderPass = device->meta_state.resolve.pass,
> -         .subpass = 0,
> -      },
> -      &(struct anv_graphics_pipeline_create_info) {
> -         .color_attachment_count = -1,
> -         .use_repclear = false,
> -         .disable_vs = true,
> -         .use_rectlist = true
> -      },
> -      &device->meta_state.alloc,
> -      get_pipeline_h(device, num_samples));
> -   if (result != VK_SUCCESS)
> -      goto cleanup;
> -
> -   goto cleanup;
> -
> -cleanup:
> -   ralloc_free(fs_module.nir);
> -   return result;
> -}
> -
> -void
> -anv_device_finish_meta_resolve_state(struct anv_device *device)
> -{
> -   struct anv_meta_state *state = &device->meta_state;
> -   VkDevice device_h = anv_device_to_handle(device);
> -   VkRenderPass pass_h = device->meta_state.resolve.pass;
> -   VkPipelineLayout pipeline_layout_h = device->meta_state.resolve.pipeline_layout;
> -   VkDescriptorSetLayout ds_layout_h = device->meta_state.resolve.ds_layout;
> -   const VkAllocationCallbacks *alloc = &device->meta_state.alloc;
> -
> -   if (pass_h)
> -      ANV_CALL(DestroyRenderPass)(device_h, pass_h,
> -                                  &device->meta_state.alloc);
> -
> -   if (pipeline_layout_h)
> -      ANV_CALL(DestroyPipelineLayout)(device_h, pipeline_layout_h, alloc);
> -
> -   if (ds_layout_h)
> -      ANV_CALL(DestroyDescriptorSetLayout)(device_h, ds_layout_h, alloc);
> -
> -   for (uint32_t i = 0; i < ARRAY_SIZE(state->resolve.pipelines); ++i) {
> -      VkPipeline pipeline_h = state->resolve.pipelines[i];
> -
> -      if (pipeline_h) {
> -         ANV_CALL(DestroyPipeline)(device_h, pipeline_h, alloc);
> -      }
> -   }
> -}
> -
> -VkResult
> -anv_device_init_meta_resolve_state(struct anv_device *device)
> -{
> -   VkResult res = VK_SUCCESS;
> -   VkDevice device_h = anv_device_to_handle(device);
> -   const VkAllocationCallbacks *alloc = &device->meta_state.alloc;
> -
> -   const isl_sample_count_mask_t sample_count_mask =
> -      isl_device_get_sample_counts(&device->isl_dev);
> -
> -   zero(device->meta_state.resolve);
> -
> -   struct anv_shader_module vs_module = { .nir = build_nir_vs() };
> -   if (!vs_module.nir) {
> -      /* XXX: Need more accurate error */
> -      res = VK_ERROR_OUT_OF_HOST_MEMORY;
> -      goto fail;
> -   }
> -
> -   VkShaderModule vs_module_h = anv_shader_module_to_handle(&vs_module);
> -
> -   res = anv_CreateDescriptorSetLayout(device_h,
> -      &(VkDescriptorSetLayoutCreateInfo) {
> -         .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO,
> -         .bindingCount = 1,
> -         .pBindings = (VkDescriptorSetLayoutBinding[]) {
> -            {
> -               .binding = 0,
> -               .descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
> -               .descriptorCount = 1,
> -               .stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT,
> -            },
> -         },
> -      },
> -      alloc,
> -      &device->meta_state.resolve.ds_layout);
> -   if (res != VK_SUCCESS)
> -      goto fail;
> -
> -   res = anv_CreatePipelineLayout(device_h,
> -      &(VkPipelineLayoutCreateInfo) {
> -         .sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
> -         .setLayoutCount = 1,
> -         .pSetLayouts = (VkDescriptorSetLayout[]) {
> -            device->meta_state.resolve.ds_layout,
> -         },
> -      },
> -      alloc,
> -      &device->meta_state.resolve.pipeline_layout);
> -   if (res != VK_SUCCESS)
> -      goto fail;
> -
> -   res = create_pass(device);
> -   if (res != VK_SUCCESS)
> -      goto fail;
> -
> -   for (uint32_t i = 0;
> -        i < ARRAY_SIZE(device->meta_state.resolve.pipelines); ++i) {
> -
> -      uint32_t sample_count = 1 << (1 + i);
> -      if (!(sample_count_mask & sample_count))
> -         continue;
> -
> -      res = create_pipeline(device, sample_count, vs_module_h);
> -      if (res != VK_SUCCESS)
> -         goto fail;
> -   }
> -
> -   goto cleanup;
> -
> -fail:
> -   anv_device_finish_meta_resolve_state(device);
> -
> -cleanup:
> -   ralloc_free(vs_module.nir);
> -
> -   return res;
> -}
> -
> -static void
> -emit_resolve(struct anv_cmd_buffer *cmd_buffer,
> -             struct anv_image_view *src_iview,
> -             const VkOffset2D *src_offset,
> -             struct anv_image_view *dest_iview,
> -             const VkOffset2D *dest_offset,
> -             const VkExtent2D *resolve_extent)
> -{
> -   struct anv_device *device = cmd_buffer->device;
> -   VkDevice device_h = anv_device_to_handle(device);
> -   VkCommandBuffer cmd_buffer_h = anv_cmd_buffer_to_handle(cmd_buffer);
> -   const struct anv_image *src_image = src_iview->image;
> -
> -   const struct vertex_attrs vertex_data[3] = {
> -      {
> -         .vue_header = {0},
> -         .position = {
> -            dest_offset->x + resolve_extent->width,
> -            dest_offset->y + resolve_extent->height,
> -         },
> -         .tex_position = {
> -            src_offset->x + resolve_extent->width,
> -            src_offset->y + resolve_extent->height,
> -         },
> -      },
> -      {
> -         .vue_header = {0},
> -         .position = {
> -            dest_offset->x,
> -            dest_offset->y + resolve_extent->height,
> -         },
> -         .tex_position = {
> -            src_offset->x,
> -            src_offset->y + resolve_extent->height,
> -         },
> -      },
> -      {
> -         .vue_header = {0},
> -         .position = {
> -            dest_offset->x,
> -            dest_offset->y,
> -         },
> -         .tex_position = {
> -            src_offset->x,
> -            src_offset->y,
> -         },
> -      },
> -   };
> -
> -   struct anv_state vertex_mem =
> -      anv_cmd_buffer_emit_dynamic(cmd_buffer, vertex_data,
> -                                  sizeof(vertex_data), 16);
> -
> -   struct anv_buffer vertex_buffer = {
> -      .device = device,
> -      .size = sizeof(vertex_data),
> -      .bo = &cmd_buffer->dynamic_state_stream.block_pool->bo,
> -      .offset = vertex_mem.offset,
> -   };
> -
> -   VkBuffer vertex_buffer_h = anv_buffer_to_handle(&vertex_buffer);
> -
> -   anv_CmdBindVertexBuffers(cmd_buffer_h,
> -      /*firstBinding*/ 0,
> -      /*bindingCount*/ 1,
> -      (VkBuffer[]) { vertex_buffer_h },
> -      (VkDeviceSize[]) { 0 });
> -
> -   VkSampler sampler_h;
> -   ANV_CALL(CreateSampler)(device_h,
> -      &(VkSamplerCreateInfo) {
> -         .sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO,
> -         .magFilter = VK_FILTER_NEAREST,
> -         .minFilter = VK_FILTER_NEAREST,
> -         .mipmapMode = VK_SAMPLER_MIPMAP_MODE_NEAREST,
> -         .addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
> -         .addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
> -         .addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
> -         .mipLodBias = 0.0,
> -         .anisotropyEnable = false,
> -         .compareEnable = false,
> -         .minLod = 0.0,
> -         .maxLod = 0.0,
> -         .unnormalizedCoordinates = false,
> -      },
> -      &cmd_buffer->pool->alloc,
> -      &sampler_h);
> -
> -   VkDescriptorPool desc_pool;
> -   anv_CreateDescriptorPool(anv_device_to_handle(device),
> -      &(const VkDescriptorPoolCreateInfo) {
> -         .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
> -         .pNext = NULL,
> -         .flags = 0,
> -         .maxSets = 1,
> -         .poolSizeCount = 1,
> -         .pPoolSizes = (VkDescriptorPoolSize[]) {
> -            {
> -               .type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
> -               .descriptorCount = 1
> -            },
> -         }
> -      }, &cmd_buffer->pool->alloc, &desc_pool);
> -
> -   VkDescriptorSet desc_set_h;
> -   anv_AllocateDescriptorSets(device_h,
> -      &(VkDescriptorSetAllocateInfo) {
> -         .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO,
> -         .descriptorPool = desc_pool,
> -         .descriptorSetCount = 1,
> -         .pSetLayouts = (VkDescriptorSetLayout[]) {
> -            device->meta_state.resolve.ds_layout,
> -         },
> -      },
> -      &desc_set_h);
> -
> -   anv_UpdateDescriptorSets(device_h,
> -      /*writeCount*/ 1,
> -      (VkWriteDescriptorSet[]) {
> -         {
> -            .sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
> -            .dstSet = desc_set_h,
> -            .dstBinding = 0,
> -            .dstArrayElement = 0,
> -            .descriptorCount = 1,
> -            .descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
> -            .pImageInfo = (VkDescriptorImageInfo[]) {
> -               {
> -                  .sampler = sampler_h,
> -                  .imageView = anv_image_view_to_handle(src_iview),
> -                  .imageLayout = VK_IMAGE_LAYOUT_GENERAL,
> -               },
> -            },
> -         },
> -      },
> -      /*copyCount*/ 0,
> -      /*copies */ NULL);
> -
> -   VkPipeline pipeline_h = *get_pipeline_h(device, src_image->samples);
> -   ANV_FROM_HANDLE(anv_pipeline, pipeline, pipeline_h);
> -
> -   if (cmd_buffer->state.pipeline != pipeline) {
> -      anv_CmdBindPipeline(cmd_buffer_h, VK_PIPELINE_BIND_POINT_GRAPHICS,
> -                          pipeline_h);
> -   }
> -
> -   anv_CmdBindDescriptorSets(cmd_buffer_h,
> -      VK_PIPELINE_BIND_POINT_GRAPHICS,
> -      device->meta_state.resolve.pipeline_layout,
> -      /*firstSet*/ 0,
> -      /* setCount */ 1,
> -      (VkDescriptorSet[]) {
> -         desc_set_h,
> -      },
> -      /*copyCount*/ 0,
> -      /*copies */ NULL);
> -
> -   ANV_CALL(CmdDraw)(cmd_buffer_h, 3, 1, 0, 0);
> -
> -   /* All objects below are consumed by the draw call. We may safely destroy
> -    * them.
> -    */
> -   anv_DestroyDescriptorPool(anv_device_to_handle(device),
> -                             desc_pool, &cmd_buffer->pool->alloc);
> -   anv_DestroySampler(device_h, sampler_h,
> -                      &cmd_buffer->pool->alloc);
> -}
> -
> -void anv_CmdResolveImage(
> -    VkCommandBuffer                             cmd_buffer_h,
> -    VkImage                                     src_image_h,
> -    VkImageLayout                               src_image_layout,
> -    VkImage                                     dest_image_h,
> -    VkImageLayout                               dest_image_layout,
> -    uint32_t                                    region_count,
> -    const VkImageResolve*                       regions)
> -{
> -   ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, cmd_buffer_h);
> -   ANV_FROM_HANDLE(anv_image, src_image, src_image_h);
> -   ANV_FROM_HANDLE(anv_image, dest_image, dest_image_h);
> -   struct anv_device *device = cmd_buffer->device;
> -   struct anv_meta_saved_state state;
> -   VkDevice device_h = anv_device_to_handle(device);
> -
> -   meta_resolve_save(&state, cmd_buffer);
> -
> -   assert(src_image->samples > 1);
> -   assert(dest_image->samples == 1);
> -
> -   if (src_image->samples >= 16) {
> -      /* See commit aa3f9aaf31e9056a255f9e0472ebdfdaa60abe54 for the
> -       * glBlitFramebuffer workaround for samples >= 16.
> -       */
> -      anv_finishme("vkCmdResolveImage: need interpolation workaround when "
> -                   "samples >= 16");
> -   }
> -
> -   if (src_image->array_size > 1)
> -      anv_finishme("vkCmdResolveImage: multisample array images");
> -
> -   for (uint32_t r = 0; r < region_count; ++r) {
> -      const VkImageResolve *region = &regions[r];
> -
> -      /* From the Vulkan 1.0 spec:
> -       *
> -       *    - The aspectMask member of srcSubresource and dstSubresource must
> -       *      only contain VK_IMAGE_ASPECT_COLOR_BIT
> -       *
> -       *    - The layerCount member of srcSubresource and dstSubresource must
> -       *      match
> -       */
> -      assert(region->srcSubresource.aspectMask == VK_IMAGE_ASPECT_COLOR_BIT);
> -      assert(region->dstSubresource.aspectMask == VK_IMAGE_ASPECT_COLOR_BIT);
> -      assert(region->srcSubresource.layerCount ==
> -             region->dstSubresource.layerCount);
> -
> -      const uint32_t src_base_layer =
> -         anv_meta_get_iview_layer(src_image, &region->srcSubresource,
> -                                  &region->srcOffset);
> -
> -      const uint32_t dest_base_layer =
> -         anv_meta_get_iview_layer(dest_image, &region->dstSubresource,
> -                                  &region->dstOffset);
> -
> -      /**
> -       * From Vulkan 1.0.6 spec: 18.6 Resolving Multisample Images
> -       *
> -       *    extent is the size in texels of the source image to resolve in width,
> -       *    height and depth. 1D images use only x and width. 2D images use x, y,
> -       *    width and height. 3D images use x, y, z, width, height and depth.
> -       *
> -       *    srcOffset and dstOffset select the initial x, y, and z offsets in
> -       *    texels of the sub-regions of the source and destination image data.
> -       *    extent is the size in texels of the source image to resolve in width,
> -       *    height and depth. 1D images use only x and width. 2D images use x, y,
> -       *    width and height. 3D images use x, y, z, width, height and depth.
> -       */
> -      const struct VkExtent3D extent =
> -         anv_sanitize_image_extent(src_image->type, region->extent);
> -      const struct VkOffset3D srcOffset =
> -         anv_sanitize_image_offset(src_image->type, region->srcOffset);
> -      const struct VkOffset3D dstOffset =
> -         anv_sanitize_image_offset(dest_image->type, region->dstOffset);
> -
> -
> -      for (uint32_t layer = 0; layer < region->srcSubresource.layerCount;
> -           ++layer) {
> -
> -         struct anv_image_view src_iview;
> -         anv_image_view_init(&src_iview, cmd_buffer->device,
> -            &(VkImageViewCreateInfo) {
> -               .sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
> -               .image = src_image_h,
> -               .viewType = anv_meta_get_view_type(src_image),
> -               .format = src_image->vk_format,
> -               .subresourceRange = {
> -                  .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
> -                  .baseMipLevel = region->srcSubresource.mipLevel,
> -                  .levelCount = 1,
> -                  .baseArrayLayer = src_base_layer + layer,
> -                  .layerCount = 1,
> -               },
> -            },
> -            cmd_buffer, VK_IMAGE_USAGE_SAMPLED_BIT);
> -
> -         struct anv_image_view dest_iview;
> -         anv_image_view_init(&dest_iview, cmd_buffer->device,
> -            &(VkImageViewCreateInfo) {
> -               .sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
> -               .image = dest_image_h,
> -               .viewType = anv_meta_get_view_type(dest_image),
> -               .format = dest_image->vk_format,
> -               .subresourceRange = {
> -                  .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
> -                  .baseMipLevel = region->dstSubresource.mipLevel,
> -                  .levelCount = 1,
> -                  .baseArrayLayer = dest_base_layer + layer,
> -                  .layerCount = 1,
> -               },
> -            },
> -            cmd_buffer, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT);
> -
> -         VkFramebuffer fb_h;
> -         anv_CreateFramebuffer(device_h,
> -            &(VkFramebufferCreateInfo) {
> -               .sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
> -               .attachmentCount = 1,
> -               .pAttachments = (VkImageView[]) {
> -                  anv_image_view_to_handle(&dest_iview),
> -               },
> -               .width = anv_minify(dest_image->extent.width,
> -                                   region->dstSubresource.mipLevel),
> -               .height = anv_minify(dest_image->extent.height,
> -                                    region->dstSubresource.mipLevel),
> -               .layers = 1
> -            },
> -            &cmd_buffer->pool->alloc,
> -            &fb_h);
> -
> -         ANV_CALL(CmdBeginRenderPass)(cmd_buffer_h,
> -            &(VkRenderPassBeginInfo) {
> -               .sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
> -               .renderPass = device->meta_state.resolve.pass,
> -               .framebuffer = fb_h,
> -               .renderArea = {
> -                  .offset = {
> -                     dstOffset.x,
> -                     dstOffset.y,
> -                  },
> -                  .extent = {
> -                     extent.width,
> -                     extent.height,
> -                  }
> -               },
> -               .clearValueCount = 0,
> -               .pClearValues = NULL,
> -            },
> -            VK_SUBPASS_CONTENTS_INLINE);
> -
> -         emit_resolve(cmd_buffer,
> -             &src_iview,
> -             &(VkOffset2D) {
> -               .x = srcOffset.x,
> -               .y = srcOffset.y,
> -             },
> -             &dest_iview,
> -             &(VkOffset2D) {
> -               .x = dstOffset.x,
> -               .y = dstOffset.y,
> -             },
> -             &(VkExtent2D) {
> -               .width = extent.width,
> -               .height = extent.height,
> -             });
> -
> -         ANV_CALL(CmdEndRenderPass)(cmd_buffer_h);
> -
> -         anv_DestroyFramebuffer(device_h, fb_h,
> -                                &cmd_buffer->pool->alloc);
> -      }
> -   }
> -
> -   meta_resolve_restore(&state, cmd_buffer);
> -}
> -
> -/**
> - * Emit any needed resolves for the current subpass.
> - */
> -void
> -anv_cmd_buffer_resolve_subpass(struct anv_cmd_buffer *cmd_buffer)
> -{
> -   struct anv_framebuffer *fb = cmd_buffer->state.framebuffer;
> -   struct anv_subpass *subpass = cmd_buffer->state.subpass;
> -   struct anv_meta_saved_state saved_state;
> -
> -   /* FINISHME(perf): Skip clears for resolve attachments.
> -    *
> -    * From the Vulkan 1.0 spec:
> -    *
> -    *    If the first use of an attachment in a render pass is as a resolve
> -    *    attachment, then the loadOp is effectively ignored as the resolve is
> -    *    guaranteed to overwrite all pixels in the render area.
> -    */
> -
> -   if (!subpass->has_resolve)
> -      return;
> -
> -   meta_resolve_save(&saved_state, cmd_buffer);
> -
> -   for (uint32_t i = 0; i < subpass->color_count; ++i) {
> -      uint32_t src_att = subpass->color_attachments[i];
> -      uint32_t dest_att = subpass->resolve_attachments[i];
> -
> -      if (dest_att == VK_ATTACHMENT_UNUSED)
> -         continue;
> -
> -      struct anv_image_view *src_iview = fb->attachments[src_att];
> -      struct anv_image_view *dest_iview = fb->attachments[dest_att];
> -
> -      struct anv_subpass resolve_subpass = {
> -         .color_count = 1,
> -         .color_attachments = (uint32_t[]) { dest_att },
> -         .depth_stencil_attachment = VK_ATTACHMENT_UNUSED,
> -      };
> -
> -      anv_cmd_buffer_set_subpass(cmd_buffer, &resolve_subpass);
> -
> -      /* Subpass resolves must respect the render area. We can ignore the
> -       * render area here because vkCmdBeginRenderPass set the render area
> -       * with 3DSTATE_DRAWING_RECTANGLE.
> -       *
> -       * XXX(chadv): Does the hardware really respect
> -       * 3DSTATE_DRAWING_RECTANGLE when draing a 3DPRIM_RECTLIST?
> -       */
> -      emit_resolve(cmd_buffer,
> -          src_iview,
> -          &(VkOffset2D) { 0, 0 },
> -          dest_iview,
> -          &(VkOffset2D) { 0, 0 },
> -          &(VkExtent2D) { fb->width, fb->height });
> -   }
> -
> -   cmd_buffer->state.subpass = subpass;
> -   meta_resolve_restore(&saved_state, cmd_buffer);
> -}
> --
> 2.5.0.400.gff86faf
>
> _______________________________________________
> mesa-dev mailing list
> mesa-dev at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/mesa-dev

I've one minor comment on patch 30/33. With that fixed:
patches 25-33 are:
Reviewed-by: Anuj Phogat <anuj.phogat at gmail.com>


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