| #include "CompositorVk.h" |
| |
| #include <string.h> |
| |
| #include <cinttypes> |
| #include <glm/gtc/matrix_transform.hpp> |
| #include <optional> |
| |
| #include "host-common/logging.h" |
| #include "vulkan/vk_enum_string_helper.h" |
| #include "vulkan/vk_util.h" |
| |
| namespace gfxstream { |
| namespace vk { |
| |
| using emugl::ABORT_REASON_OTHER; |
| using emugl::FatalError; |
| |
| namespace CompositorVkShader { |
| #include "vulkan/CompositorFragmentShader.h" |
| #include "vulkan/CompositorVertexShader.h" |
| } // namespace CompositorVkShader |
| |
| namespace { |
| |
| constexpr const VkImageLayout kSourceImageInitialLayoutUsed = |
| VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; |
| constexpr const VkImageLayout kSourceImageFinalLayoutUsed = |
| VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; |
| |
| constexpr const VkImageLayout kTargetImageInitialLayoutUsed = VK_IMAGE_LAYOUT_UNDEFINED; |
| constexpr const VkImageLayout kTargetImageFinalLayoutUsed = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL; |
| |
| const BorrowedImageInfoVk* getInfoOrAbort(const std::unique_ptr<BorrowedImageInfo>& info) { |
| auto imageVk = static_cast<const BorrowedImageInfoVk*>(info.get()); |
| if (imageVk != nullptr) { |
| return imageVk; |
| } |
| |
| GFXSTREAM_ABORT(FatalError(ABORT_REASON_OTHER)) |
| << "CompositorVk did not find BorrowedImageInfoVk"; |
| } |
| |
| struct Vertex { |
| alignas(8) glm::vec2 pos; |
| alignas(8) glm::vec2 tex; |
| |
| static VkVertexInputBindingDescription getBindingDescription() { |
| return VkVertexInputBindingDescription{ |
| .binding = 0, |
| .stride = sizeof(struct Vertex), |
| .inputRate = VK_VERTEX_INPUT_RATE_VERTEX, |
| }; |
| } |
| |
| static std::array<VkVertexInputAttributeDescription, 2> getAttributeDescription() { |
| return { |
| VkVertexInputAttributeDescription{ |
| .location = 0, |
| .binding = 0, |
| .format = VK_FORMAT_R32G32_SFLOAT, |
| .offset = offsetof(struct Vertex, pos), |
| }, |
| VkVertexInputAttributeDescription{ |
| .location = 1, |
| .binding = 0, |
| .format = VK_FORMAT_R32G32_SFLOAT, |
| .offset = offsetof(struct Vertex, tex), |
| }, |
| }; |
| } |
| }; |
| |
| static const std::vector<Vertex> k_vertices = { |
| // clang-format off |
| { .pos = {-1.0f, -1.0f}, .tex = {0.0f, 0.0f}}, |
| { .pos = { 1.0f, -1.0f}, .tex = {1.0f, 0.0f}}, |
| { .pos = { 1.0f, 1.0f}, .tex = {1.0f, 1.0f}}, |
| { .pos = {-1.0f, 1.0f}, .tex = {0.0f, 1.0f}}, |
| // clang-format on |
| }; |
| |
| static const std::vector<uint16_t> k_indices = {0, 1, 2, 2, 3, 0}; |
| |
| static VkShaderModule createShaderModule(const VulkanDispatch& vk, VkDevice device, |
| const std::vector<uint32_t>& code) { |
| const VkShaderModuleCreateInfo shaderModuleCi = { |
| .sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO, |
| .codeSize = static_cast<uint32_t>(code.size() * sizeof(uint32_t)), |
| .pCode = code.data(), |
| }; |
| VkShaderModule res; |
| VK_CHECK(vk.vkCreateShaderModule(device, &shaderModuleCi, nullptr, &res)); |
| return res; |
| } |
| |
| } // namespace |
| |
| CompositorVk::RenderTarget::RenderTarget(const VulkanDispatch& vk, VkDevice vkDevice, |
| VkImage vkImage, VkImageView vkImageView, uint32_t width, |
| uint32_t height, VkRenderPass vkRenderPass) |
| : m_vk(vk), |
| m_vkDevice(vkDevice), |
| m_vkImage(vkImage), |
| m_vkFramebuffer(VK_NULL_HANDLE), |
| m_width(width), |
| m_height(height) { |
| if (vkImageView == VK_NULL_HANDLE) { |
| GFXSTREAM_ABORT(FatalError(ABORT_REASON_OTHER)) |
| << "CompositorVk found empty image view handle when creating RenderTarget."; |
| } |
| |
| const VkFramebufferCreateInfo framebufferCi = { |
| .sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO, |
| .flags = 0, |
| .renderPass = vkRenderPass, |
| .attachmentCount = 1, |
| .pAttachments = &vkImageView, |
| .width = width, |
| .height = height, |
| .layers = 1, |
| }; |
| VK_CHECK(m_vk.vkCreateFramebuffer(vkDevice, &framebufferCi, nullptr, &m_vkFramebuffer)); |
| } |
| |
| CompositorVk::RenderTarget::~RenderTarget() { |
| if (m_vkFramebuffer != VK_NULL_HANDLE) { |
| m_vk.vkDestroyFramebuffer(m_vkDevice, m_vkFramebuffer, nullptr); |
| } |
| } |
| |
| std::unique_ptr<CompositorVk> CompositorVk::create( |
| const VulkanDispatch& vk, VkDevice vkDevice, VkPhysicalDevice vkPhysicalDevice, VkQueue vkQueue, |
| std::shared_ptr<android::base::Lock> queueLock, uint32_t queueFamilyIndex, |
| uint32_t maxFramesInFlight, DebugUtilsHelper debugUtils) { |
| auto res = std::unique_ptr<CompositorVk>(new CompositorVk(vk, vkDevice, vkPhysicalDevice, |
| vkQueue, queueLock, queueFamilyIndex, |
| maxFramesInFlight, debugUtils)); |
| res->setUpCommandPool(); |
| res->setUpSampler(); |
| res->setUpGraphicsPipeline(); |
| res->setUpVertexBuffers(); |
| res->setUpUniformBuffers(); |
| res->setUpDescriptorSets(); |
| res->setUpFences(); |
| res->setUpDefaultImage(); |
| res->setUpFrameResourceFutures(); |
| return res; |
| } |
| |
| CompositorVk::CompositorVk(const VulkanDispatch& vk, VkDevice vkDevice, |
| VkPhysicalDevice vkPhysicalDevice, VkQueue vkQueue, |
| std::shared_ptr<android::base::Lock> queueLock, |
| uint32_t queueFamilyIndex, uint32_t maxFramesInFlight, |
| DebugUtilsHelper debugUtilsHelper) |
| : CompositorVkBase(vk, vkDevice, vkPhysicalDevice, vkQueue, queueLock, queueFamilyIndex, |
| maxFramesInFlight, debugUtilsHelper), |
| m_maxFramesInFlight(maxFramesInFlight), |
| m_renderTargetCache(k_renderTargetCacheSize) {} |
| |
| CompositorVk::~CompositorVk() { |
| { |
| android::base::AutoLock lock(*m_vkQueueLock); |
| VK_CHECK(vk_util::waitForVkQueueIdleWithRetry(m_vk, m_vkQueue)); |
| } |
| if (m_defaultImage.m_vkImageView != VK_NULL_HANDLE) { |
| m_vk.vkDestroyImageView(m_vkDevice, m_defaultImage.m_vkImageView, nullptr); |
| } |
| if (m_defaultImage.m_vkImage != VK_NULL_HANDLE) { |
| m_vk.vkDestroyImage(m_vkDevice, m_defaultImage.m_vkImage, nullptr); |
| } |
| if (m_defaultImage.m_vkImageMemory != VK_NULL_HANDLE) { |
| m_vk.vkFreeMemory(m_vkDevice, m_defaultImage.m_vkImageMemory, nullptr); |
| } |
| m_vk.vkDestroyDescriptorPool(m_vkDevice, m_vkDescriptorPool, nullptr); |
| if (m_uniformStorage.m_vkDeviceMemory != VK_NULL_HANDLE) { |
| m_vk.vkUnmapMemory(m_vkDevice, m_uniformStorage.m_vkDeviceMemory); |
| } |
| m_vk.vkDestroyBuffer(m_vkDevice, m_uniformStorage.m_vkBuffer, nullptr); |
| m_vk.vkFreeMemory(m_vkDevice, m_uniformStorage.m_vkDeviceMemory, nullptr); |
| m_vk.vkFreeMemory(m_vkDevice, m_vertexVkDeviceMemory, nullptr); |
| m_vk.vkDestroyBuffer(m_vkDevice, m_vertexVkBuffer, nullptr); |
| m_vk.vkFreeMemory(m_vkDevice, m_indexVkDeviceMemory, nullptr); |
| m_vk.vkDestroyBuffer(m_vkDevice, m_indexVkBuffer, nullptr); |
| for (auto& [_, formatResources] : m_formatResources) { |
| m_vk.vkDestroyPipeline(m_vkDevice, formatResources.m_graphicsVkPipeline, nullptr); |
| m_vk.vkDestroyRenderPass(m_vkDevice, formatResources.m_vkRenderPass, nullptr); |
| } |
| m_vk.vkDestroyPipelineLayout(m_vkDevice, m_vkPipelineLayout, nullptr); |
| m_vk.vkDestroySampler(m_vkDevice, m_vkSampler, nullptr); |
| m_vk.vkDestroyDescriptorSetLayout(m_vkDevice, m_vkDescriptorSetLayout, nullptr); |
| m_vk.vkDestroyCommandPool(m_vkDevice, m_vkCommandPool, nullptr); |
| for (PerFrameResources& frameResources : m_frameResources) { |
| m_vk.vkDestroyFence(m_vkDevice, frameResources.m_vkFence, nullptr); |
| } |
| } |
| |
| void CompositorVk::setUpGraphicsPipeline() { |
| const std::vector<uint32_t> vertSpvBuff(CompositorVkShader::compositorVertexShader, |
| std::end(CompositorVkShader::compositorVertexShader)); |
| const std::vector<uint32_t> fragSpvBuff(CompositorVkShader::compositorFragmentShader, |
| std::end(CompositorVkShader::compositorFragmentShader)); |
| const auto vertShaderMod = createShaderModule(m_vk, m_vkDevice, vertSpvBuff); |
| const auto fragShaderMod = createShaderModule(m_vk, m_vkDevice, fragSpvBuff); |
| |
| const VkPipelineShaderStageCreateInfo shaderStageCis[2] = { |
| VkPipelineShaderStageCreateInfo{ |
| .sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO, |
| .stage = VK_SHADER_STAGE_VERTEX_BIT, |
| .module = vertShaderMod, |
| .pName = "main", |
| }, |
| VkPipelineShaderStageCreateInfo{ |
| .sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO, |
| .stage = VK_SHADER_STAGE_FRAGMENT_BIT, |
| .module = fragShaderMod, |
| .pName = "main", |
| }, |
| }; |
| |
| const auto vertexAttributeDescription = Vertex::getAttributeDescription(); |
| const auto vertexBindingDescription = Vertex::getBindingDescription(); |
| const VkPipelineVertexInputStateCreateInfo vertexInputStateCi = { |
| .sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO, |
| .vertexBindingDescriptionCount = 1, |
| .pVertexBindingDescriptions = &vertexBindingDescription, |
| .vertexAttributeDescriptionCount = static_cast<uint32_t>(vertexAttributeDescription.size()), |
| .pVertexAttributeDescriptions = vertexAttributeDescription.data(), |
| }; |
| const VkPipelineInputAssemblyStateCreateInfo inputAssemblyStateCi = { |
| .sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO, |
| .topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST, |
| .primitiveRestartEnable = VK_FALSE, |
| }; |
| |
| const VkPipelineViewportStateCreateInfo viewportStateCi = { |
| .sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO, |
| .viewportCount = 1, |
| // The viewport state is dynamic. |
| .pViewports = nullptr, |
| .scissorCount = 1, |
| // The scissor state is dynamic. |
| .pScissors = nullptr, |
| }; |
| |
| const VkPipelineRasterizationStateCreateInfo rasterizerStateCi = { |
| .sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO, |
| .depthClampEnable = VK_FALSE, |
| .rasterizerDiscardEnable = VK_FALSE, |
| .polygonMode = VK_POLYGON_MODE_FILL, |
| .cullMode = VK_CULL_MODE_BACK_BIT, |
| .frontFace = VK_FRONT_FACE_CLOCKWISE, |
| .depthBiasEnable = VK_FALSE, |
| .depthBiasConstantFactor = 0.0f, |
| .depthBiasClamp = 0.0f, |
| .depthBiasSlopeFactor = 0.0f, |
| .lineWidth = 1.0f, |
| }; |
| |
| const VkPipelineMultisampleStateCreateInfo multisampleStateCi = { |
| .sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO, |
| .rasterizationSamples = VK_SAMPLE_COUNT_1_BIT, |
| .sampleShadingEnable = VK_FALSE, |
| .minSampleShading = 1.0f, |
| .pSampleMask = nullptr, |
| .alphaToCoverageEnable = VK_FALSE, |
| .alphaToOneEnable = VK_FALSE, |
| }; |
| |
| const VkPipelineColorBlendAttachmentState colorBlendAttachment = { |
| .blendEnable = VK_TRUE, |
| .srcColorBlendFactor = VK_BLEND_FACTOR_ONE, |
| .dstColorBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA, |
| .colorBlendOp = VK_BLEND_OP_ADD, |
| .srcAlphaBlendFactor = VK_BLEND_FACTOR_ONE, |
| .dstAlphaBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA, |
| .alphaBlendOp = VK_BLEND_OP_ADD, |
| .colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | |
| VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT, |
| }; |
| |
| const VkPipelineColorBlendStateCreateInfo colorBlendStateCi = { |
| .sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO, |
| .logicOpEnable = VK_FALSE, |
| .attachmentCount = 1, |
| .pAttachments = &colorBlendAttachment, |
| }; |
| |
| const VkDynamicState dynamicStates[] = { |
| VK_DYNAMIC_STATE_VIEWPORT, |
| VK_DYNAMIC_STATE_SCISSOR, |
| }; |
| const VkPipelineDynamicStateCreateInfo dynamicStateCi = { |
| .sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO, |
| .dynamicStateCount = std::size(dynamicStates), |
| .pDynamicStates = dynamicStates, |
| }; |
| |
| const VkDescriptorSetLayoutBinding layoutBindings[2] = { |
| VkDescriptorSetLayoutBinding{ |
| .binding = 0, |
| .descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, |
| .descriptorCount = 1, |
| .stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT, |
| .pImmutableSamplers = &m_vkSampler, |
| }, |
| VkDescriptorSetLayoutBinding{ |
| .binding = 1, |
| .descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, |
| .descriptorCount = 1, |
| .stageFlags = VK_SHADER_STAGE_VERTEX_BIT | VK_SHADER_STAGE_FRAGMENT_BIT, |
| .pImmutableSamplers = nullptr, |
| }, |
| }; |
| |
| const VkDescriptorSetLayoutCreateInfo descriptorSetLayoutCi = { |
| .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO, |
| .pNext = nullptr, |
| .flags = 0, |
| .bindingCount = static_cast<uint32_t>(std::size(layoutBindings)), |
| .pBindings = layoutBindings, |
| }; |
| VK_CHECK(m_vk.vkCreateDescriptorSetLayout(m_vkDevice, &descriptorSetLayoutCi, nullptr, |
| &m_vkDescriptorSetLayout)); |
| |
| const VkPipelineLayoutCreateInfo pipelineLayoutCi = { |
| .sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO, |
| .setLayoutCount = 1, |
| .pSetLayouts = &m_vkDescriptorSetLayout, |
| .pushConstantRangeCount = 0, |
| }; |
| |
| VK_CHECK( |
| m_vk.vkCreatePipelineLayout(m_vkDevice, &pipelineLayoutCi, nullptr, &m_vkPipelineLayout)); |
| |
| VkAttachmentDescription colorAttachment = { |
| .format = VK_FORMAT_UNDEFINED, |
| .samples = VK_SAMPLE_COUNT_1_BIT, |
| .loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR, |
| .storeOp = VK_ATTACHMENT_STORE_OP_STORE, |
| .stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE, |
| .stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE, |
| .initialLayout = kTargetImageInitialLayoutUsed, |
| .finalLayout = kTargetImageFinalLayoutUsed, |
| }; |
| |
| const VkAttachmentReference colorAttachmentRef = { |
| .attachment = 0, |
| .layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, |
| }; |
| |
| const VkSubpassDescription subpass = { |
| .pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS, |
| .colorAttachmentCount = 1, |
| .pColorAttachments = &colorAttachmentRef, |
| }; |
| |
| // TODO: to support multiple layer composition, we could run the same render |
| // pass for multiple time. In that case, we should use explicit |
| // VkImageMemoryBarriers to transform the image layout instead of relying on |
| // renderpass to do it. |
| const VkSubpassDependency subpassDependency = { |
| .srcSubpass = VK_SUBPASS_EXTERNAL, |
| .dstSubpass = 0, |
| .srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT, |
| .dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT, |
| .srcAccessMask = 0, |
| .dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT, |
| }; |
| |
| const VkRenderPassCreateInfo renderPassCi = { |
| .sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO, |
| .attachmentCount = 1, |
| .pAttachments = &colorAttachment, |
| .subpassCount = 1, |
| .pSubpasses = &subpass, |
| .dependencyCount = 1, |
| .pDependencies = &subpassDependency, |
| }; |
| |
| VkGraphicsPipelineCreateInfo graphicsPipelineCi = { |
| .sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO, |
| .stageCount = static_cast<uint32_t>(std::size(shaderStageCis)), |
| .pStages = shaderStageCis, |
| .pVertexInputState = &vertexInputStateCi, |
| .pInputAssemblyState = &inputAssemblyStateCi, |
| .pViewportState = &viewportStateCi, |
| .pRasterizationState = &rasterizerStateCi, |
| .pMultisampleState = &multisampleStateCi, |
| .pDepthStencilState = nullptr, |
| .pColorBlendState = &colorBlendStateCi, |
| .pDynamicState = &dynamicStateCi, |
| .layout = m_vkPipelineLayout, |
| .renderPass = VK_NULL_HANDLE, |
| .subpass = 0, |
| .basePipelineHandle = VK_NULL_HANDLE, |
| .basePipelineIndex = -1, |
| }; |
| |
| const std::vector<VkFormat> kRenderTargetFormats = { |
| VK_FORMAT_R8G8B8A8_UNORM, |
| VK_FORMAT_B8G8R8A8_UNORM, |
| }; |
| for (VkFormat renderTargetFormat : kRenderTargetFormats) { |
| colorAttachment.format = renderTargetFormat; |
| |
| VkRenderPass renderPass = VK_NULL_HANDLE; |
| VK_CHECK(m_vk.vkCreateRenderPass(m_vkDevice, &renderPassCi, nullptr, &renderPass)); |
| |
| graphicsPipelineCi.renderPass = renderPass; |
| |
| VkPipeline pipeline = VK_NULL_HANDLE; |
| VK_CHECK(m_vk.vkCreateGraphicsPipelines(m_vkDevice, VK_NULL_HANDLE, 1, &graphicsPipelineCi, |
| nullptr, &pipeline)); |
| |
| m_formatResources[renderTargetFormat] = PerFormatResources{ |
| .m_vkRenderPass = renderPass, |
| .m_graphicsVkPipeline = pipeline, |
| }; |
| } |
| |
| m_vk.vkDestroyShaderModule(m_vkDevice, vertShaderMod, nullptr); |
| m_vk.vkDestroyShaderModule(m_vkDevice, fragShaderMod, nullptr); |
| } |
| |
| void CompositorVk::setUpVertexBuffers() { |
| const VkDeviceSize vertexBufferSize = sizeof(Vertex) * k_vertices.size(); |
| std::tie(m_vertexVkBuffer, m_vertexVkDeviceMemory) = |
| createBuffer(vertexBufferSize, |
| VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_VERTEX_BUFFER_BIT, |
| VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT) |
| .value(); |
| auto [vertexStagingBuffer, vertexStagingBufferMemory] = |
| createStagingBufferWithData(k_vertices.data(), vertexBufferSize); |
| copyBuffer(vertexStagingBuffer, m_vertexVkBuffer, vertexBufferSize); |
| m_vk.vkDestroyBuffer(m_vkDevice, vertexStagingBuffer, nullptr); |
| m_vk.vkFreeMemory(m_vkDevice, vertexStagingBufferMemory, nullptr); |
| |
| VkDeviceSize indexBufferSize = sizeof(k_indices[0]) * k_indices.size(); |
| auto [indexStagingBuffer, indexStagingBufferMemory] = |
| createStagingBufferWithData(k_indices.data(), indexBufferSize); |
| std::tie(m_indexVkBuffer, m_indexVkDeviceMemory) = |
| createBuffer(indexBufferSize, |
| VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_INDEX_BUFFER_BIT, |
| VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT) |
| .value(); |
| |
| copyBuffer(indexStagingBuffer, m_indexVkBuffer, indexBufferSize); |
| m_vk.vkDestroyBuffer(m_vkDevice, indexStagingBuffer, nullptr); |
| m_vk.vkFreeMemory(m_vkDevice, indexStagingBufferMemory, nullptr); |
| } |
| |
| void CompositorVk::setUpDescriptorSets() { |
| const uint32_t descriptorSetsPerFrame = kMaxLayersPerFrame; |
| const uint32_t descriptorSetsTotal = descriptorSetsPerFrame * m_maxFramesInFlight; |
| |
| const uint32_t descriptorsOfEachTypePerSet = 1; |
| const uint32_t descriptorsOfEachTypePerFrame = |
| descriptorSetsPerFrame * descriptorsOfEachTypePerSet; |
| const uint32_t descriptorsOfEachTypeTotal = descriptorsOfEachTypePerFrame * m_maxFramesInFlight; |
| |
| const VkDescriptorPoolSize descriptorPoolSizes[2] = { |
| VkDescriptorPoolSize{ |
| .type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, |
| .descriptorCount = descriptorsOfEachTypeTotal, |
| }, |
| VkDescriptorPoolSize{ |
| .type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, |
| .descriptorCount = descriptorsOfEachTypeTotal, |
| }}; |
| const VkDescriptorPoolCreateInfo descriptorPoolCi = { |
| .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO, |
| .flags = 0, |
| .maxSets = descriptorSetsTotal, |
| .poolSizeCount = static_cast<uint32_t>(std::size(descriptorPoolSizes)), |
| .pPoolSizes = descriptorPoolSizes, |
| }; |
| VK_CHECK( |
| m_vk.vkCreateDescriptorPool(m_vkDevice, &descriptorPoolCi, nullptr, &m_vkDescriptorPool)); |
| |
| const std::vector<VkDescriptorSetLayout> frameDescriptorSetLayouts(descriptorSetsPerFrame, |
| m_vkDescriptorSetLayout); |
| const VkDescriptorSetAllocateInfo frameDescriptorSetAllocInfo = { |
| .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO, |
| .descriptorPool = m_vkDescriptorPool, |
| .descriptorSetCount = descriptorSetsPerFrame, |
| .pSetLayouts = frameDescriptorSetLayouts.data(), |
| }; |
| |
| VkDeviceSize uniformBufferOffset = 0; |
| for (uint32_t frameIndex = 0; frameIndex < m_maxFramesInFlight; ++frameIndex) { |
| PerFrameResources& frameResources = m_frameResources[frameIndex]; |
| frameResources.m_layerDescriptorSets.resize(descriptorSetsPerFrame); |
| |
| VK_CHECK(m_vk.vkAllocateDescriptorSets(m_vkDevice, &frameDescriptorSetAllocInfo, |
| frameResources.m_layerDescriptorSets.data())); |
| |
| for (uint32_t layerIndex = 0; layerIndex < kMaxLayersPerFrame; ++layerIndex) { |
| const VkDescriptorBufferInfo bufferInfo = { |
| .buffer = m_uniformStorage.m_vkBuffer, |
| .offset = uniformBufferOffset, |
| .range = sizeof(UniformBufferBinding), |
| }; |
| const VkWriteDescriptorSet descriptorSetWrite = { |
| .sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET, |
| .dstSet = frameResources.m_layerDescriptorSets[layerIndex], |
| .dstBinding = 1, |
| .dstArrayElement = 0, |
| .descriptorCount = 1, |
| .descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, |
| .pBufferInfo = &bufferInfo, |
| }; |
| m_vk.vkUpdateDescriptorSets(m_vkDevice, 1, &descriptorSetWrite, 0, nullptr); |
| |
| uniformBufferOffset += m_uniformStorage.m_stride; |
| } |
| } |
| } |
| |
| void CompositorVk::setUpCommandPool() { |
| const VkCommandPoolCreateInfo commandPoolCreateInfo = { |
| .sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO, |
| .flags = 0, |
| .queueFamilyIndex = m_queueFamilyIndex, |
| }; |
| |
| VkCommandPool commandPool = VK_NULL_HANDLE; |
| VK_CHECK(m_vk.vkCreateCommandPool(m_vkDevice, &commandPoolCreateInfo, nullptr, &commandPool)); |
| m_vkCommandPool = commandPool; |
| m_debugUtilsHelper.addDebugLabel(m_vkCommandPool, "CompositorVk command pool"); |
| } |
| |
| void CompositorVk::setUpFences() { |
| for (uint32_t frameIndex = 0; frameIndex < m_maxFramesInFlight; ++frameIndex) { |
| PerFrameResources& frameResources = m_frameResources[frameIndex]; |
| |
| const VkFenceCreateInfo fenceCi = { |
| .sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO, |
| }; |
| |
| VkFence fence; |
| VK_CHECK(m_vk.vkCreateFence(m_vkDevice, &fenceCi, nullptr, &fence)); |
| |
| frameResources.m_vkFence = fence; |
| } |
| } |
| |
| void CompositorVk::setUpDefaultImage() { |
| const VkImageCreateInfo imageCreateInfo = { |
| .sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO, |
| .pNext = nullptr, |
| .flags = 0, |
| .imageType = VK_IMAGE_TYPE_2D, |
| .format = VK_FORMAT_R8G8B8A8_UNORM, |
| .extent = |
| { |
| .width = 2, |
| .height = 2, |
| .depth = 1, |
| }, |
| .mipLevels = 1, |
| .arrayLayers = 1, |
| .samples = VK_SAMPLE_COUNT_1_BIT, |
| .tiling = VK_IMAGE_TILING_OPTIMAL, |
| .usage = VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, |
| .sharingMode = VK_SHARING_MODE_EXCLUSIVE, |
| .queueFamilyIndexCount = 0, |
| .pQueueFamilyIndices = nullptr, |
| .initialLayout = VK_IMAGE_LAYOUT_UNDEFINED, |
| }; |
| VkImage image = VK_NULL_HANDLE; |
| VK_CHECK(m_vk.vkCreateImage(m_vkDevice, &imageCreateInfo, nullptr, &image)); |
| |
| VkMemoryRequirements imageMemoryRequirements; |
| m_vk.vkGetImageMemoryRequirements(m_vkDevice, image, &imageMemoryRequirements); |
| |
| auto memoryTypeIndexOpt = |
| findMemoryType(imageMemoryRequirements.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); |
| if (!memoryTypeIndexOpt) { |
| GFXSTREAM_ABORT(FatalError(ABORT_REASON_OTHER)) |
| << "CompositorVk failed to find memory type for default image."; |
| } |
| |
| const VkMemoryAllocateInfo imageMemoryAllocInfo = { |
| .sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO, |
| .pNext = nullptr, |
| .allocationSize = imageMemoryRequirements.size, |
| .memoryTypeIndex = *memoryTypeIndexOpt, |
| }; |
| VkDeviceMemory imageMemory = VK_NULL_HANDLE; |
| VK_CHECK_MEMALLOC( |
| m_vk.vkAllocateMemory(m_vkDevice, &imageMemoryAllocInfo, nullptr, &imageMemory), |
| imageMemoryAllocInfo); |
| |
| VK_CHECK(m_vk.vkBindImageMemory(m_vkDevice, image, imageMemory, 0)); |
| |
| const VkImageViewCreateInfo imageViewCreateInfo = { |
| .sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO, |
| .pNext = nullptr, |
| .flags = 0, |
| .image = image, |
| .viewType = VK_IMAGE_VIEW_TYPE_2D, |
| .format = VK_FORMAT_R8G8B8A8_UNORM, |
| .components = |
| { |
| .r = VK_COMPONENT_SWIZZLE_IDENTITY, |
| .g = VK_COMPONENT_SWIZZLE_IDENTITY, |
| .b = VK_COMPONENT_SWIZZLE_IDENTITY, |
| .a = VK_COMPONENT_SWIZZLE_IDENTITY, |
| }, |
| .subresourceRange = |
| { |
| .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT, |
| .baseMipLevel = 0, |
| .levelCount = 1, |
| .baseArrayLayer = 0, |
| .layerCount = 1, |
| }, |
| }; |
| VkImageView imageView = VK_NULL_HANDLE; |
| VK_CHECK(m_vk.vkCreateImageView(m_vkDevice, &imageViewCreateInfo, nullptr, &imageView)); |
| |
| const std::vector<uint8_t> pixels = { |
| 0xFF, 0x00, 0xFF, 0xFF, // |
| 0xFF, 0x00, 0xFF, 0xFF, // |
| 0xFF, 0x00, 0xFF, 0xFF, // |
| 0xFF, 0x00, 0xFF, 0xFF, // |
| }; |
| VkBuffer stagingBuffer = VK_NULL_HANDLE; |
| VkDeviceMemory stagingBufferMemory = VK_NULL_HANDLE; |
| std::tie(stagingBuffer, stagingBufferMemory) = |
| createStagingBufferWithData(pixels.data(), pixels.size()); |
| |
| runSingleTimeCommands(m_vkQueue, m_vkQueueLock, [&, this](const VkCommandBuffer& cmdBuff) { |
| const VkImageMemoryBarrier toTransferDstImageBarrier = { |
| .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, |
| .pNext = nullptr, |
| .srcAccessMask = 0, |
| .dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT, |
| .oldLayout = VK_IMAGE_LAYOUT_UNDEFINED, |
| .newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, |
| .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, |
| .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, |
| .image = image, |
| .subresourceRange = |
| { |
| .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT, |
| .baseMipLevel = 0, |
| .levelCount = 1, |
| .baseArrayLayer = 0, |
| .layerCount = 1, |
| }, |
| }; |
| m_vk.vkCmdPipelineBarrier(cmdBuff, |
| /*srcStageMask=*/VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, |
| /*dstStageMask=*/VK_PIPELINE_STAGE_TRANSFER_BIT, |
| /*dependencyFlags=*/0, |
| /*memoryBarrierCount=*/0, |
| /*pMemoryBarriers=*/nullptr, |
| /*bufferMemoryBarrierCount=*/0, |
| /*pBufferMemoryBarriers=*/nullptr, 1, &toTransferDstImageBarrier); |
| |
| const VkBufferImageCopy bufferToImageCopy = { |
| .bufferOffset = 0, |
| .bufferRowLength = 0, |
| .bufferImageHeight = 0, |
| .imageSubresource = |
| { |
| .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT, |
| .mipLevel = 0, |
| .baseArrayLayer = 0, |
| .layerCount = 1, |
| }, |
| .imageOffset = |
| { |
| .x = 0, |
| .y = 0, |
| .z = 0, |
| }, |
| .imageExtent = |
| { |
| .width = 2, |
| .height = 2, |
| .depth = 1, |
| }, |
| }; |
| m_vk.vkCmdCopyBufferToImage(cmdBuff, stagingBuffer, image, |
| VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &bufferToImageCopy); |
| |
| const VkImageMemoryBarrier toSampledImageImageBarrier = { |
| .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, |
| .pNext = nullptr, |
| .srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT, |
| .dstAccessMask = VK_ACCESS_SHADER_READ_BIT, |
| .oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, |
| .newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, |
| .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, |
| .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, |
| .image = image, |
| .subresourceRange = |
| { |
| .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT, |
| .baseMipLevel = 0, |
| .levelCount = 1, |
| .baseArrayLayer = 0, |
| .layerCount = 1, |
| }, |
| }; |
| m_vk.vkCmdPipelineBarrier(cmdBuff, |
| /*srcStageMask=*/VK_PIPELINE_STAGE_TRANSFER_BIT, |
| /*dstStageMask=*/VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, |
| /*dependencyFlags=*/0, |
| /*memoryBarrierCount=*/0, |
| /*pMemoryBarriers=*/nullptr, |
| /*bufferMemoryBarrierCount=*/0, |
| /*pBufferMemoryBarriers=*/nullptr, 1, |
| &toSampledImageImageBarrier); |
| }); |
| |
| m_vk.vkDestroyBuffer(m_vkDevice, stagingBuffer, nullptr); |
| m_vk.vkFreeMemory(m_vkDevice, stagingBufferMemory, nullptr); |
| |
| m_defaultImage.m_vkImage = image; |
| m_defaultImage.m_vkImageView = imageView; |
| m_defaultImage.m_vkImageMemory = imageMemory; |
| } |
| |
| void CompositorVk::setUpFrameResourceFutures() { |
| for (uint32_t frameIndex = 0; frameIndex < m_maxFramesInFlight; ++frameIndex) { |
| std::shared_future<PerFrameResources*> availableFrameResourceFuture = |
| std::async(std::launch::deferred, [this, frameIndex] { |
| return &m_frameResources[frameIndex]; |
| }).share(); |
| |
| m_availableFrameResources.push_back(std::move(availableFrameResourceFuture)); |
| } |
| } |
| |
| void CompositorVk::setUpUniformBuffers() { |
| VkPhysicalDeviceProperties physicalDeviceProperties; |
| m_vk.vkGetPhysicalDeviceProperties(m_vkPhysicalDevice, &physicalDeviceProperties); |
| const VkDeviceSize alignment = physicalDeviceProperties.limits.minUniformBufferOffsetAlignment; |
| m_uniformStorage.m_stride = ((sizeof(UniformBufferBinding) - 1) / alignment + 1) * alignment; |
| |
| VkDeviceSize size = m_uniformStorage.m_stride * m_maxFramesInFlight * kMaxLayersPerFrame; |
| auto maybeBuffer = |
| createBuffer(size, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT, |
| VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT | |
| VK_MEMORY_PROPERTY_HOST_CACHED_BIT); |
| auto buffer = std::make_tuple<VkBuffer, VkDeviceMemory>(VK_NULL_HANDLE, VK_NULL_HANDLE); |
| if (maybeBuffer.has_value()) { |
| buffer = maybeBuffer.value(); |
| } else { |
| buffer = |
| createBuffer(size, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT, |
| VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT) |
| .value(); |
| } |
| std::tie(m_uniformStorage.m_vkBuffer, m_uniformStorage.m_vkDeviceMemory) = buffer; |
| |
| void* mapped = nullptr; |
| VK_CHECK(m_vk.vkMapMemory(m_vkDevice, m_uniformStorage.m_vkDeviceMemory, 0, size, 0, &mapped)); |
| |
| uint8_t* data = reinterpret_cast<uint8_t*>(mapped); |
| for (uint32_t frameIndex = 0; frameIndex < m_maxFramesInFlight; ++frameIndex) { |
| PerFrameResources& frameResources = m_frameResources[frameIndex]; |
| for (uint32_t layerIndex = 0; layerIndex < kMaxLayersPerFrame; ++layerIndex) { |
| auto* layerUboStorage = reinterpret_cast<UniformBufferBinding*>(data); |
| frameResources.m_layerUboStorages.push_back(layerUboStorage); |
| data += m_uniformStorage.m_stride; |
| } |
| } |
| } |
| |
| void CompositorVk::setUpSampler() { |
| // The texture coordinate transformation matrices for flip/rotate/etc |
| // currently depends on this being repeat. |
| constexpr const VkSamplerAddressMode kSamplerMode = VK_SAMPLER_ADDRESS_MODE_REPEAT; |
| |
| const VkSamplerCreateInfo samplerCi = { |
| .sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO, |
| .magFilter = VK_FILTER_LINEAR, |
| .minFilter = VK_FILTER_LINEAR, |
| .mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR, |
| .addressModeU = kSamplerMode, |
| .addressModeV = kSamplerMode, |
| .addressModeW = kSamplerMode, |
| .mipLodBias = 0.0f, |
| .anisotropyEnable = VK_FALSE, |
| .maxAnisotropy = 1.0f, |
| .compareEnable = VK_FALSE, |
| .compareOp = VK_COMPARE_OP_ALWAYS, |
| .minLod = 0.0f, |
| .maxLod = 0.0f, |
| .borderColor = VK_BORDER_COLOR_INT_TRANSPARENT_BLACK, |
| .unnormalizedCoordinates = VK_FALSE, |
| }; |
| VK_CHECK(m_vk.vkCreateSampler(m_vkDevice, &samplerCi, nullptr, &m_vkSampler)); |
| } |
| |
| // Create a VkBuffer and a bound VkDeviceMemory. When the specified memory type |
| // can't be found, return std::nullopt. When Vulkan call fails, terminate the |
| // program. |
| std::optional<std::tuple<VkBuffer, VkDeviceMemory>> CompositorVk::createBuffer( |
| VkDeviceSize size, VkBufferUsageFlags usage, VkMemoryPropertyFlags memProperty) const { |
| const VkBufferCreateInfo bufferCi = { |
| .sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO, |
| .size = size, |
| .usage = usage, |
| .sharingMode = VK_SHARING_MODE_EXCLUSIVE, |
| }; |
| VkBuffer resBuffer; |
| VK_CHECK(m_vk.vkCreateBuffer(m_vkDevice, &bufferCi, nullptr, &resBuffer)); |
| VkMemoryRequirements memRequirements; |
| m_vk.vkGetBufferMemoryRequirements(m_vkDevice, resBuffer, &memRequirements); |
| VkPhysicalDeviceMemoryProperties physicalMemProperties; |
| m_vk.vkGetPhysicalDeviceMemoryProperties(m_vkPhysicalDevice, &physicalMemProperties); |
| auto maybeMemoryTypeIndex = findMemoryType(memRequirements.memoryTypeBits, memProperty); |
| if (!maybeMemoryTypeIndex.has_value()) { |
| ERR("Failed to find memory type for creating buffer."); |
| m_vk.vkDestroyBuffer(m_vkDevice, resBuffer, nullptr); |
| return std::nullopt; |
| } |
| const VkMemoryAllocateInfo memAllocInfo = { |
| .sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO, |
| .allocationSize = memRequirements.size, |
| .memoryTypeIndex = maybeMemoryTypeIndex.value(), |
| }; |
| VkDeviceMemory resMemory; |
| VK_CHECK_MEMALLOC(m_vk.vkAllocateMemory(m_vkDevice, &memAllocInfo, nullptr, &resMemory), |
| memAllocInfo); |
| VK_CHECK(m_vk.vkBindBufferMemory(m_vkDevice, resBuffer, resMemory, 0)); |
| return std::make_tuple(resBuffer, resMemory); |
| } |
| |
| std::tuple<VkBuffer, VkDeviceMemory> CompositorVk::createStagingBufferWithData( |
| const void* srcData, VkDeviceSize size) const { |
| auto [stagingBuffer, stagingBufferMemory] = |
| createBuffer(size, VK_BUFFER_USAGE_TRANSFER_SRC_BIT, |
| VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT) |
| .value(); |
| void* data; |
| VK_CHECK(m_vk.vkMapMemory(m_vkDevice, stagingBufferMemory, 0, size, 0, &data)); |
| memcpy(data, srcData, size); |
| m_vk.vkUnmapMemory(m_vkDevice, stagingBufferMemory); |
| return std::make_tuple(stagingBuffer, stagingBufferMemory); |
| } |
| |
| void CompositorVk::copyBuffer(VkBuffer src, VkBuffer dst, VkDeviceSize size) const { |
| runSingleTimeCommands(m_vkQueue, m_vkQueueLock, [&, this](const auto& cmdBuff) { |
| VkBufferCopy copyRegion = {}; |
| copyRegion.srcOffset = 0; |
| copyRegion.dstOffset = 0; |
| copyRegion.size = size; |
| m_vk.vkCmdCopyBuffer(cmdBuff, src, dst, 1, ©Region); |
| }); |
| } |
| |
| // TODO: move this to another common CRTP helper class in vk_util.h. |
| VkFormatFeatureFlags CompositorVk::getFormatFeatures(VkFormat format, VkImageTiling tiling) { |
| auto i = m_vkFormatProperties.find(format); |
| if (i == m_vkFormatProperties.end()) { |
| VkFormatProperties formatProperties; |
| m_vk.vkGetPhysicalDeviceFormatProperties(m_vkPhysicalDevice, format, &formatProperties); |
| i = m_vkFormatProperties.emplace(format, formatProperties).first; |
| } |
| const VkFormatProperties& formatProperties = i->second; |
| VkFormatFeatureFlags formatFeatures = 0; |
| if (tiling == VK_IMAGE_TILING_LINEAR) { |
| formatFeatures = formatProperties.linearTilingFeatures; |
| } else if (tiling == VK_IMAGE_TILING_OPTIMAL) { |
| formatFeatures = formatProperties.optimalTilingFeatures; |
| } else { |
| ERR("Unknown tiling:%#" PRIx64 ".", static_cast<uint64_t>(tiling)); |
| } |
| return formatFeatures; |
| } |
| |
| CompositorVk::RenderTarget* CompositorVk::getOrCreateRenderTargetInfo( |
| const BorrowedImageInfoVk& imageInfo) { |
| auto* renderTargetPtr = m_renderTargetCache.get(imageInfo.id); |
| if (renderTargetPtr != nullptr) { |
| return renderTargetPtr->get(); |
| } |
| |
| auto formatResourcesIt = m_formatResources.find(imageInfo.imageCreateInfo.format); |
| if (formatResourcesIt == m_formatResources.end()) { |
| return nullptr; |
| } |
| auto& formatResources = formatResourcesIt->second; |
| |
| auto* renderTarget = |
| new RenderTarget(m_vk, m_vkDevice, imageInfo.image, imageInfo.imageView, |
| imageInfo.imageCreateInfo.extent.width, |
| imageInfo.imageCreateInfo.extent.height, formatResources.m_vkRenderPass); |
| |
| m_renderTargetCache.set(imageInfo.id, std::unique_ptr<RenderTarget>(renderTarget)); |
| |
| return renderTarget; |
| } |
| |
| bool CompositorVk::canCompositeFrom(const VkImageCreateInfo& imageCi) { |
| VkFormatFeatureFlags formatFeatures = getFormatFeatures(imageCi.format, imageCi.tiling); |
| if (!(formatFeatures & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) { |
| ERR("The format, %s, with tiling, %s, doesn't support the " |
| "VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT feature. All supported features are %s.", |
| string_VkFormat(imageCi.format), string_VkImageTiling(imageCi.tiling), |
| string_VkFormatFeatureFlags(formatFeatures).c_str()); |
| return false; |
| } |
| return true; |
| } |
| |
| bool CompositorVk::canCompositeTo(const VkImageCreateInfo& imageCi) { |
| VkFormatFeatureFlags formatFeatures = getFormatFeatures(imageCi.format, imageCi.tiling); |
| if (!(formatFeatures & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT)) { |
| ERR("The format, %s, with tiling, %s, doesn't support the " |
| "VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT feature. All supported features are %s.", |
| string_VkFormat(imageCi.format), string_VkImageTiling(imageCi.tiling), |
| string_VkFormatFeatureFlags(formatFeatures).c_str()); |
| return false; |
| } |
| if (!(imageCi.usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT)) { |
| ERR("The VkImage is not created with the VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT usage flag. " |
| "The usage flags are %s.", |
| string_VkImageUsageFlags(imageCi.usage).c_str()); |
| return false; |
| } |
| |
| if (m_formatResources.find(imageCi.format) == m_formatResources.end()) { |
| ERR("The format of the image, %s, is not supported by the CompositorVk as the render " |
| "target.", |
| string_VkFormat(imageCi.format)); |
| return false; |
| } |
| return true; |
| } |
| |
| void CompositorVk::buildCompositionVk(const CompositionRequest& compositionRequest, |
| CompositionVk* compositionVk) { |
| const BorrowedImageInfoVk* targetImage = getInfoOrAbort(compositionRequest.target); |
| |
| auto formatResourcesIt = m_formatResources.find(targetImage->imageCreateInfo.format); |
| if (formatResourcesIt == m_formatResources.end()) { |
| GFXSTREAM_ABORT(FatalError(ABORT_REASON_OTHER)) |
| << "CompositorVk did not find format resource for format " |
| << targetImage->imageCreateInfo.format; |
| } |
| const auto& formatResources = formatResourcesIt->second; |
| |
| RenderTarget* targetImageRenderTarget = getOrCreateRenderTargetInfo(*targetImage); |
| |
| const uint32_t targetWidth = targetImage->width; |
| const uint32_t targetHeight = targetImage->height; |
| |
| compositionVk->targetImage = targetImage; |
| compositionVk->targetRenderPass = formatResources.m_vkRenderPass; |
| compositionVk->targetFramebuffer = targetImageRenderTarget->m_vkFramebuffer; |
| compositionVk->pipeline = formatResources.m_graphicsVkPipeline; |
| |
| for (const CompositionRequestLayer& layer : compositionRequest.layers) { |
| uint32_t sourceImageWidth = 0; |
| uint32_t sourceImageHeight = 0; |
| const BorrowedImageInfoVk* sourceImage = nullptr; |
| |
| if (layer.props.composeMode == HWC2_COMPOSITION_SOLID_COLOR) { |
| sourceImageWidth = targetWidth; |
| sourceImageHeight = targetHeight; |
| } else { |
| sourceImage = getInfoOrAbort(layer.source); |
| if (!canCompositeFrom(sourceImage->imageCreateInfo)) { |
| continue; |
| } |
| |
| sourceImageWidth = sourceImage->width; |
| sourceImageHeight = sourceImage->height; |
| } |
| |
| // Calculate the posTransform and the texcoordTransform needed in the |
| // uniform of the Compositor.vert shader. The posTransform should transform |
| // the square(top = -1, bottom = 1, left = -1, right = 1) to the position |
| // where the layer should be drawn in NDC space given the layer. |
| // texcoordTransform should transform the unit square(top = 0, bottom = 1, |
| // left = 0, right = 1) to where we should sample the layer in the |
| // normalized uv space given the composeLayer. |
| const hwc_rect_t& posRect = layer.props.displayFrame; |
| const hwc_frect_t& texcoordRect = layer.props.crop; |
| |
| const int posWidth = posRect.right - posRect.left; |
| const int posHeight = posRect.bottom - posRect.top; |
| |
| const float posScaleX = float(posWidth) / targetWidth; |
| const float posScaleY = float(posHeight) / targetHeight; |
| |
| const float posTranslateX = -1.0f + posScaleX + 2.0f * float(posRect.left) / targetWidth; |
| const float posTranslateY = -1.0f + posScaleY + 2.0f * float(posRect.top) / targetHeight; |
| |
| float texCoordScaleX = (texcoordRect.right - texcoordRect.left) / float(sourceImageWidth); |
| float texCoordScaleY = (texcoordRect.bottom - texcoordRect.top) / float(sourceImageHeight); |
| |
| const float texCoordTranslateX = texcoordRect.left / float(sourceImageWidth); |
| const float texCoordTranslateY = texcoordRect.top / float(sourceImageHeight); |
| |
| float texcoordRotation = 0.0f; |
| |
| const float pi = glm::pi<float>(); |
| |
| switch (layer.props.transform) { |
| case HWC_TRANSFORM_NONE: |
| break; |
| case HWC_TRANSFORM_ROT_90: |
| texcoordRotation = pi * 0.5f; |
| break; |
| case HWC_TRANSFORM_ROT_180: |
| texcoordRotation = pi; |
| break; |
| case HWC_TRANSFORM_ROT_270: |
| texcoordRotation = pi * 1.5f; |
| break; |
| case HWC_TRANSFORM_FLIP_H: |
| texCoordScaleX *= -1.0f; |
| break; |
| case HWC_TRANSFORM_FLIP_V: |
| texCoordScaleY *= -1.0f; |
| break; |
| case HWC_TRANSFORM_FLIP_H_ROT_90: |
| texcoordRotation = pi * 0.5f; |
| texCoordScaleX *= -1.0f; |
| break; |
| case HWC_TRANSFORM_FLIP_V_ROT_90: |
| texcoordRotation = pi * 0.5f; |
| texCoordScaleY *= -1.0f; |
| break; |
| default: |
| ERR("Unknown transform:%d", static_cast<int>(layer.props.transform)); |
| break; |
| } |
| |
| DescriptorSetContents descriptorSetContents = { |
| .binding1 = |
| { |
| .positionTransform = |
| glm::translate(glm::mat4(1.0f), |
| glm::vec3(posTranslateX, posTranslateY, 0.0f)) * |
| glm::scale(glm::mat4(1.0f), glm::vec3(posScaleX, posScaleY, 1.0f)), |
| .texCoordTransform = |
| glm::translate(glm::mat4(1.0f), |
| glm::vec3(texCoordTranslateX, texCoordTranslateY, 0.0f)) * |
| glm::scale(glm::mat4(1.0f), |
| glm::vec3(texCoordScaleX, texCoordScaleY, 1.0f)) * |
| glm::rotate(glm::mat4(1.0f), texcoordRotation, glm::vec3(0.0f, 0.0f, 1.0f)), |
| .mode = glm::uvec4(static_cast<uint32_t>(layer.props.composeMode), 0, 0, 0), |
| .alpha = |
| glm::vec4(layer.props.alpha, layer.props.alpha, layer.props.alpha, |
| layer.props.alpha), |
| }, |
| }; |
| |
| if (layer.props.composeMode == HWC2_COMPOSITION_SOLID_COLOR) { |
| descriptorSetContents.binding0.sampledImageId = 0; |
| descriptorSetContents.binding0.sampledImageView = m_defaultImage.m_vkImageView; |
| descriptorSetContents.binding1.color = |
| glm::vec4(static_cast<float>(layer.props.color.r) / 255.0f, |
| static_cast<float>(layer.props.color.g) / 255.0f, |
| static_cast<float>(layer.props.color.b) / 255.0f, |
| static_cast<float>(layer.props.color.a) / 255.0f); |
| |
| } else { |
| if (sourceImage == nullptr) { |
| GFXSTREAM_ABORT(FatalError(ABORT_REASON_OTHER)) |
| << "CompositorVk failed to find sourceImage."; |
| } |
| descriptorSetContents.binding0.sampledImageId = sourceImage->id; |
| descriptorSetContents.binding0.sampledImageView = sourceImage->imageView; |
| compositionVk->layersSourceImages.emplace_back(sourceImage); |
| } |
| |
| compositionVk->layersDescriptorSets.descriptorSets.emplace_back(descriptorSetContents); |
| } |
| } |
| |
| CompositorVk::CompositionFinishedWaitable CompositorVk::compose( |
| const CompositionRequest& compositionRequest) { |
| CompositionVk compositionVk; |
| buildCompositionVk(compositionRequest, &compositionVk); |
| |
| // Grab and wait for the next available resources. |
| if (m_availableFrameResources.empty()) { |
| GFXSTREAM_ABORT(FatalError(ABORT_REASON_OTHER)) |
| << "CompositorVk failed to get PerFrameResources."; |
| } |
| auto frameResourceFuture = std::move(m_availableFrameResources.front()); |
| m_availableFrameResources.pop_front(); |
| PerFrameResources* frameResources = frameResourceFuture.get(); |
| |
| updateDescriptorSetsIfChanged(compositionVk.layersDescriptorSets, frameResources); |
| |
| std::vector<VkImageMemoryBarrier> preCompositionQueueTransferBarriers; |
| std::vector<VkImageMemoryBarrier> preCompositionLayoutTransitionBarriers; |
| std::vector<VkImageMemoryBarrier> postCompositionLayoutTransitionBarriers; |
| std::vector<VkImageMemoryBarrier> postCompositionQueueTransferBarriers; |
| addNeededBarriersToUseBorrowedImage( |
| *compositionVk.targetImage, m_queueFamilyIndex, kTargetImageInitialLayoutUsed, |
| kTargetImageFinalLayoutUsed, VK_ACCESS_MEMORY_WRITE_BIT, |
| &preCompositionQueueTransferBarriers, &preCompositionLayoutTransitionBarriers, |
| &postCompositionLayoutTransitionBarriers, &postCompositionQueueTransferBarriers); |
| for (const BorrowedImageInfoVk* sourceImage : compositionVk.layersSourceImages) { |
| addNeededBarriersToUseBorrowedImage( |
| *sourceImage, m_queueFamilyIndex, kSourceImageInitialLayoutUsed, |
| kSourceImageFinalLayoutUsed, VK_ACCESS_SHADER_READ_BIT, |
| &preCompositionQueueTransferBarriers, &preCompositionLayoutTransitionBarriers, |
| &postCompositionLayoutTransitionBarriers, &postCompositionQueueTransferBarriers); |
| } |
| |
| static uint32_t sCompositionNumber = 0; |
| const uint32_t thisCompositionNumber = sCompositionNumber++; |
| |
| VkCommandBuffer& commandBuffer = frameResources->m_vkCommandBuffer; |
| if (commandBuffer != VK_NULL_HANDLE) { |
| m_vk.vkFreeCommandBuffers(m_vkDevice, m_vkCommandPool, 1, &commandBuffer); |
| } |
| |
| const VkCommandBufferAllocateInfo commandBufferAllocInfo = { |
| .sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO, |
| .commandPool = m_vkCommandPool, |
| .level = VK_COMMAND_BUFFER_LEVEL_PRIMARY, |
| .commandBufferCount = 1, |
| }; |
| VK_CHECK(m_vk.vkAllocateCommandBuffers(m_vkDevice, &commandBufferAllocInfo, &commandBuffer)); |
| |
| m_debugUtilsHelper.addDebugLabel(commandBuffer, "CompositorVk composition:%d command buffer", |
| thisCompositionNumber); |
| |
| const VkCommandBufferBeginInfo beginInfo = { |
| .sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, |
| .flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT, |
| }; |
| VK_CHECK(m_vk.vkBeginCommandBuffer(commandBuffer, &beginInfo)); |
| |
| m_debugUtilsHelper.cmdBeginDebugLabel(commandBuffer, |
| "CompositorVk composition:%d into ColorBuffer:%d", |
| thisCompositionNumber, compositionVk.targetImage->id); |
| |
| if (!preCompositionQueueTransferBarriers.empty()) { |
| m_vk.vkCmdPipelineBarrier(commandBuffer, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, |
| VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, 0, 0, nullptr, 0, nullptr, |
| static_cast<uint32_t>(preCompositionQueueTransferBarriers.size()), |
| preCompositionQueueTransferBarriers.data()); |
| } |
| if (!preCompositionLayoutTransitionBarriers.empty()) { |
| m_vk.vkCmdPipelineBarrier( |
| commandBuffer, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, |
| 0, 0, nullptr, 0, nullptr, |
| static_cast<uint32_t>(preCompositionLayoutTransitionBarriers.size()), |
| preCompositionLayoutTransitionBarriers.data()); |
| } |
| |
| const VkClearValue renderTargetClearColor = { |
| .color = |
| { |
| .float32 = {0.0f, 0.0f, 0.0f, 1.0f}, |
| }, |
| }; |
| const VkRenderPassBeginInfo renderPassBeginInfo = { |
| .sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO, |
| .renderPass = compositionVk.targetRenderPass, |
| .framebuffer = compositionVk.targetFramebuffer, |
| .renderArea = |
| { |
| .offset = |
| { |
| .x = 0, |
| .y = 0, |
| }, |
| .extent = |
| { |
| .width = compositionVk.targetImage->imageCreateInfo.extent.width, |
| .height = compositionVk.targetImage->imageCreateInfo.extent.height, |
| }, |
| }, |
| .clearValueCount = 1, |
| .pClearValues = &renderTargetClearColor, |
| }; |
| m_vk.vkCmdBeginRenderPass(commandBuffer, &renderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE); |
| |
| m_vk.vkCmdBindPipeline(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, compositionVk.pipeline); |
| |
| const VkRect2D scissor = { |
| .offset = |
| { |
| .x = 0, |
| .y = 0, |
| }, |
| .extent = |
| { |
| .width = compositionVk.targetImage->imageCreateInfo.extent.width, |
| .height = compositionVk.targetImage->imageCreateInfo.extent.height, |
| }, |
| }; |
| m_vk.vkCmdSetScissor(commandBuffer, 0, 1, &scissor); |
| |
| const VkViewport viewport = { |
| .x = 0.0f, |
| .y = 0.0f, |
| .width = static_cast<float>(compositionVk.targetImage->imageCreateInfo.extent.width), |
| .height = static_cast<float>(compositionVk.targetImage->imageCreateInfo.extent.height), |
| .minDepth = 0.0f, |
| .maxDepth = 1.0f, |
| }; |
| m_vk.vkCmdSetViewport(commandBuffer, 0, 1, &viewport); |
| |
| const VkDeviceSize offsets[] = {0}; |
| m_vk.vkCmdBindVertexBuffers(commandBuffer, 0, 1, &m_vertexVkBuffer, offsets); |
| |
| m_vk.vkCmdBindIndexBuffer(commandBuffer, m_indexVkBuffer, 0, VK_INDEX_TYPE_UINT16); |
| |
| const uint32_t numLayers = compositionVk.layersDescriptorSets.descriptorSets.size(); |
| for (uint32_t layerIndex = 0; layerIndex < numLayers; ++layerIndex) { |
| m_debugUtilsHelper.cmdBeginDebugLabel(commandBuffer, "CompositorVk compose layer:%d", |
| layerIndex); |
| |
| VkDescriptorSet layerDescriptorSet = frameResources->m_layerDescriptorSets[layerIndex]; |
| |
| m_vk.vkCmdBindDescriptorSets(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, |
| m_vkPipelineLayout, |
| /*firstSet=*/0, |
| /*descriptorSetCount=*/1, &layerDescriptorSet, |
| /*dynamicOffsetCount=*/0, |
| /*pDynamicOffsets=*/nullptr); |
| |
| m_vk.vkCmdDrawIndexed(commandBuffer, static_cast<uint32_t>(k_indices.size()), 1, 0, 0, 0); |
| |
| m_debugUtilsHelper.cmdEndDebugLabel(commandBuffer); |
| } |
| |
| m_vk.vkCmdEndRenderPass(commandBuffer); |
| |
| // Insert a VkImageMemoryBarrier so that the vkCmdBlitImage in post will wait for the rendering |
| // to the render target to complete. |
| const VkImageMemoryBarrier renderTargetBarrier = { |
| .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, |
| .srcAccessMask = VK_ACCESS_MEMORY_WRITE_BIT, |
| .dstAccessMask = VK_ACCESS_MEMORY_READ_BIT, |
| .oldLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, |
| .newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, |
| .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, |
| .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, |
| .image = compositionVk.targetImage->image, |
| .subresourceRange = |
| { |
| .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT, |
| .baseMipLevel = 0, |
| .levelCount = 1, |
| .baseArrayLayer = 0, |
| .layerCount = 1, |
| }, |
| }; |
| m_vk.vkCmdPipelineBarrier(commandBuffer, VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT, |
| VK_PIPELINE_STAGE_TRANSFER_BIT, |
| /*dependencyFlags=*/0, |
| /*memoryBarrierCount=*/0, |
| /*pMemoryBarriers=*/nullptr, |
| /*bufferMemoryBarrierCount=*/0, |
| /*pBufferMemoryBarriers=*/nullptr, 1, &renderTargetBarrier); |
| |
| if (!postCompositionLayoutTransitionBarriers.empty()) { |
| m_vk.vkCmdPipelineBarrier( |
| commandBuffer, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, |
| 0, 0, nullptr, 0, nullptr, |
| static_cast<uint32_t>(postCompositionLayoutTransitionBarriers.size()), |
| postCompositionLayoutTransitionBarriers.data()); |
| } |
| if (!postCompositionQueueTransferBarriers.empty()) { |
| m_vk.vkCmdPipelineBarrier( |
| commandBuffer, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, |
| 0, 0, nullptr, 0, nullptr, |
| static_cast<uint32_t>(postCompositionQueueTransferBarriers.size()), |
| postCompositionQueueTransferBarriers.data()); |
| } |
| |
| m_debugUtilsHelper.cmdEndDebugLabel(commandBuffer); |
| |
| VK_CHECK(m_vk.vkEndCommandBuffer(commandBuffer)); |
| |
| VkFence composeCompleteFence = frameResources->m_vkFence; |
| m_debugUtilsHelper.addDebugLabel( |
| composeCompleteFence, "CompositorVk composition:%d complete fence", thisCompositionNumber); |
| |
| VK_CHECK(m_vk.vkResetFences(m_vkDevice, 1, &composeCompleteFence)); |
| |
| const VkPipelineStageFlags submitWaitStages[] = { |
| VK_PIPELINE_STAGE_TRANSFER_BIT, |
| }; |
| const VkSubmitInfo submitInfo = { |
| .sType = VK_STRUCTURE_TYPE_SUBMIT_INFO, |
| .waitSemaphoreCount = 0, |
| .pWaitSemaphores = nullptr, |
| .pWaitDstStageMask = submitWaitStages, |
| .commandBufferCount = 1, |
| .pCommandBuffers = &commandBuffer, |
| .signalSemaphoreCount = 0, |
| .pSignalSemaphores = nullptr, |
| }; |
| |
| { |
| android::base::AutoLock lock(*m_vkQueueLock); |
| VK_CHECK(m_vk.vkQueueSubmit(m_vkQueue, 1, &submitInfo, composeCompleteFence)); |
| } |
| |
| // Create a future that will return the PerFrameResources to the next |
| // iteration of CompostiorVk::compose() once this current composition |
| // completes. |
| std::shared_future<PerFrameResources*> composeCompleteFutureForResources = |
| std::async(std::launch::deferred, [composeCompleteFence, frameResources, this]() mutable { |
| VkResult res = m_vk.vkWaitForFences(m_vkDevice, 1, &composeCompleteFence, VK_TRUE, |
| kVkWaitForFencesTimeoutNsecs); |
| if (res == VK_SUCCESS) { |
| return frameResources; |
| } |
| if (res == VK_TIMEOUT) { |
| // Retry. If device lost, hopefully this returns immediately. |
| res = m_vk.vkWaitForFences(m_vkDevice, 1, &composeCompleteFence, VK_TRUE, |
| kVkWaitForFencesTimeoutNsecs); |
| } |
| VK_CHECK(res); |
| return frameResources; |
| }).share(); |
| m_availableFrameResources.push_back(composeCompleteFutureForResources); |
| |
| // Create a future that will return once this current composition |
| // completes that can be shared outside of CompositorVk. |
| std::shared_future<void> composeCompleteFuture = |
| std::async(std::launch::deferred, [composeCompleteFutureForResources]() { |
| composeCompleteFutureForResources.get(); |
| }).share(); |
| |
| return composeCompleteFuture; |
| } |
| |
| void CompositorVk::onImageDestroyed(uint32_t imageId) { m_renderTargetCache.remove(imageId); } |
| |
| bool operator==(const CompositorVkBase::DescriptorSetContents& lhs, |
| const CompositorVkBase::DescriptorSetContents& rhs) { |
| return std::tie(lhs.binding0.sampledImageId, // |
| lhs.binding0.sampledImageView, // |
| lhs.binding1.mode, // |
| lhs.binding1.alpha, // |
| lhs.binding1.color, // |
| lhs.binding1.positionTransform, // |
| lhs.binding1.texCoordTransform) // |
| == // |
| std::tie(rhs.binding0.sampledImageId, // |
| rhs.binding0.sampledImageView, // |
| rhs.binding1.mode, // |
| rhs.binding1.alpha, // |
| rhs.binding1.color, // |
| rhs.binding1.positionTransform, // |
| rhs.binding1.texCoordTransform); |
| } |
| |
| bool operator==(const CompositorVkBase::FrameDescriptorSetsContents& lhs, |
| const CompositorVkBase::FrameDescriptorSetsContents& rhs) { |
| return lhs.descriptorSets == rhs.descriptorSets; |
| } |
| |
| void CompositorVk::updateDescriptorSetsIfChanged( |
| const FrameDescriptorSetsContents& descriptorSetsContents, PerFrameResources* frameResources) { |
| if (frameResources->m_vkDescriptorSetsContents == descriptorSetsContents) { |
| return; |
| } |
| |
| const uint32_t numRequestedLayers = |
| static_cast<uint32_t>(descriptorSetsContents.descriptorSets.size()); |
| if (numRequestedLayers > kMaxLayersPerFrame) { |
| GFXSTREAM_ABORT(FatalError(ABORT_REASON_OTHER)) |
| << "CompositorVk can't compose more than " << kMaxLayersPerFrame |
| << " layers. layers asked: " << numRequestedLayers; |
| return; |
| } |
| |
| std::vector<VkDescriptorImageInfo> descriptorImageInfos(numRequestedLayers); |
| std::vector<VkWriteDescriptorSet> descriptorWrites; |
| for (uint32_t layerIndex = 0; layerIndex < numRequestedLayers; ++layerIndex) { |
| const DescriptorSetContents& layerDescriptorSetContents = |
| descriptorSetsContents.descriptorSets[layerIndex]; |
| |
| descriptorImageInfos[layerIndex] = VkDescriptorImageInfo{ |
| // Empty as we only use immutable samplers. |
| .sampler = VK_NULL_HANDLE, |
| .imageView = layerDescriptorSetContents.binding0.sampledImageView, |
| .imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, |
| }; |
| |
| descriptorWrites.emplace_back(VkWriteDescriptorSet{ |
| .sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET, |
| .dstSet = frameResources->m_layerDescriptorSets[layerIndex], |
| .dstBinding = 0, |
| .dstArrayElement = 0, |
| .descriptorCount = 1, |
| .descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, |
| .pImageInfo = &descriptorImageInfos[layerIndex], |
| }); |
| |
| UniformBufferBinding* layerUboStorage = frameResources->m_layerUboStorages[layerIndex]; |
| *layerUboStorage = layerDescriptorSetContents.binding1; |
| } |
| |
| m_vk.vkUpdateDescriptorSets(m_vkDevice, descriptorWrites.size(), descriptorWrites.data(), 0, |
| nullptr); |
| |
| frameResources->m_vkDescriptorSetsContents = descriptorSetsContents; |
| } |
| |
| } // namespace vk |
| } // namespace gfxstream |
