| // Copyright 2019 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef GPU_COMMAND_BUFFER_SERVICE_EXTERNAL_VK_IMAGE_BACKING_H_ |
| #define GPU_COMMAND_BUFFER_SERVICE_EXTERNAL_VK_IMAGE_BACKING_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "base/memory/scoped_refptr.h" |
| #include "base/types/pass_key.h" |
| #include "components/viz/common/gpu/vulkan_context_provider.h" |
| #include "gpu/command_buffer/common/shared_image_usage.h" |
| #include "gpu/command_buffer/service/external_semaphore.h" |
| #include "gpu/command_buffer/service/external_semaphore_pool.h" |
| #include "gpu/command_buffer/service/shared_context_state.h" |
| #include "gpu/command_buffer/service/shared_image_backing.h" |
| #include "gpu/command_buffer/service/shared_memory_region_wrapper.h" |
| #include "gpu/command_buffer/service/texture_manager.h" |
| #include "gpu/vulkan/vulkan_device_queue.h" |
| #include "ui/gfx/gpu_memory_buffer.h" |
| |
| namespace gpu { |
| |
| class VulkanCommandPool; |
| class VulkanImage; |
| |
| struct VulkanImageUsageCache { |
| // Maximal usage flags for VK_IMAGE_TILING_OPTIMAL each ResourceFormat. |
| VkImageUsageFlags optimal_tiling_usage[viz::RESOURCE_FORMAT_MAX + 1]; |
| }; |
| |
| class ExternalVkImageBacking final : public ClearTrackingSharedImageBacking { |
| public: |
| static std::unique_ptr<ExternalVkImageBacking> Create( |
| scoped_refptr<SharedContextState> context_state, |
| VulkanCommandPool* command_pool, |
| const Mailbox& mailbox, |
| viz::ResourceFormat format, |
| const gfx::Size& size, |
| const gfx::ColorSpace& color_space, |
| GrSurfaceOrigin surface_origin, |
| SkAlphaType alpha_type, |
| uint32_t usage, |
| const VulkanImageUsageCache* image_usage_cache, |
| base::span<const uint8_t> pixel_data, |
| bool using_gmb = false); |
| |
| static std::unique_ptr<ExternalVkImageBacking> CreateFromGMB( |
| scoped_refptr<SharedContextState> context_state, |
| VulkanCommandPool* command_pool, |
| const Mailbox& mailbox, |
| gfx::GpuMemoryBufferHandle handle, |
| gfx::BufferFormat buffer_format, |
| const gfx::Size& size, |
| const gfx::ColorSpace& color_space, |
| GrSurfaceOrigin surface_origin, |
| SkAlphaType alpha_type, |
| uint32_t usage, |
| const VulkanImageUsageCache* image_usage_cache); |
| |
| ExternalVkImageBacking(base::PassKey<ExternalVkImageBacking>, |
| const Mailbox& mailbox, |
| viz::ResourceFormat format, |
| const gfx::Size& size, |
| const gfx::ColorSpace& color_space, |
| GrSurfaceOrigin surface_origin, |
| SkAlphaType alpha_type, |
| uint32_t usage, |
| scoped_refptr<SharedContextState> context_state, |
| std::unique_ptr<VulkanImage> image, |
| VulkanCommandPool* command_pool, |
| bool use_separate_gl_texture); |
| |
| ExternalVkImageBacking(const ExternalVkImageBacking&) = delete; |
| ExternalVkImageBacking& operator=(const ExternalVkImageBacking&) = delete; |
| |
| ~ExternalVkImageBacking() override; |
| |
| SharedContextState* context_state() const { return context_state_.get(); } |
| const GrBackendTexture& backend_texture() const { return backend_texture_; } |
| VulkanImage* image() const { return image_.get(); } |
| const scoped_refptr<gles2::TexturePassthrough>& GetTexturePassthrough() |
| const { |
| return texture_passthrough_; |
| } |
| viz::VulkanContextProvider* context_provider() const { |
| return context_state()->vk_context_provider(); |
| } |
| VulkanImplementation* vulkan_implementation() const { |
| return context_provider()->GetVulkanImplementation(); |
| } |
| VulkanFenceHelper* fence_helper() const { |
| return context_provider()->GetDeviceQueue()->GetFenceHelper(); |
| } |
| ExternalSemaphorePool* external_semaphore_pool() { |
| return context_state()->external_semaphore_pool(); |
| } |
| bool use_separate_gl_texture() const { return use_separate_gl_texture_; } |
| bool need_synchronization() const { |
| if (usage() & SHARED_IMAGE_USAGE_WEBGPU) { |
| return true; |
| } |
| |
| if (usage() & SHARED_IMAGE_USAGE_GLES2) { |
| return !use_separate_gl_texture() && (texture_ || texture_passthrough_); |
| } |
| |
| if ((usage() & SHARED_IMAGE_USAGE_RASTER) && |
| (usage() & SHARED_IMAGE_USAGE_SCANOUT)) { |
| return true; |
| } |
| |
| return false; |
| } |
| uint32_t reads_in_progress() const { return reads_in_progress_; } |
| uint32_t gl_reads_in_progress() const { return gl_reads_in_progress_; } |
| |
| // Notifies the backing that an access will start. Return false if there is |
| // currently any other conflict access in progress. Otherwise, returns true |
| // and semaphores which will be waited on before accessing. |
| bool BeginAccess(bool readonly, |
| std::vector<ExternalSemaphore>* external_semaphores, |
| bool is_gl); |
| |
| // Notifies the backing that an access has ended. The representation must |
| // provide a semaphore handle that has been signaled at the end of the write |
| // access. |
| void EndAccess(bool readonly, |
| ExternalSemaphore external_semaphore, |
| bool is_gl); |
| |
| // SharedImageBacking implementation. |
| void Update(std::unique_ptr<gfx::GpuFence> in_fence) override; |
| bool ProduceLegacyMailbox(MailboxManager* mailbox_manager) override; |
| scoped_refptr<gfx::NativePixmap> GetNativePixmap() override; |
| |
| // Add semaphores to a pending list for reusing or being released immediately. |
| void AddSemaphoresToPendingListOrRelease( |
| std::vector<ExternalSemaphore> semaphores); |
| // Return |pending_semaphores_| and passed in |semaphores| to |
| // ExternalSemaphorePool for reusing. |
| void ReturnPendingSemaphoresWithFenceHelper( |
| std::vector<ExternalSemaphore> semaphores); |
| |
| protected: |
| void UpdateContent(uint32_t content_flags); |
| bool BeginAccessInternal(bool readonly, |
| std::vector<ExternalSemaphore>* external_semaphores); |
| void EndAccessInternal(bool readonly, ExternalSemaphore external_semaphore); |
| |
| // SharedImageBacking implementation. |
| std::unique_ptr<SharedImageRepresentationDawn> ProduceDawn( |
| SharedImageManager* manager, |
| MemoryTypeTracker* tracker, |
| WGPUDevice dawnDevice, |
| WGPUBackendType backend_type) override; |
| std::unique_ptr<SharedImageRepresentationGLTexture> ProduceGLTexture( |
| SharedImageManager* manager, |
| MemoryTypeTracker* tracker) override; |
| std::unique_ptr<SharedImageRepresentationGLTexturePassthrough> |
| ProduceGLTexturePassthrough(SharedImageManager* manager, |
| MemoryTypeTracker* tracker) override; |
| std::unique_ptr<SharedImageRepresentationSkia> ProduceSkia( |
| SharedImageManager* manager, |
| MemoryTypeTracker* tracker, |
| scoped_refptr<SharedContextState> context_state) override; |
| std::unique_ptr<SharedImageRepresentationOverlay> ProduceOverlay( |
| SharedImageManager* manager, |
| MemoryTypeTracker* tracker) override; |
| |
| private: |
| // Install a shared memory GMB to the backing. |
| void InstallSharedMemory(SharedMemoryRegionWrapper shared_memory_wrapper); |
| // Returns texture_service_id for ProduceGLTexture and GLTexturePassthrough. |
| GLuint ProduceGLTextureInternal(); |
| |
| using WriteBufferCallback = base::OnceCallback<void(void* buffer)>; |
| // TODO(penghuang): Remove it when GrContext::updateBackendTexture() supports |
| // compressed texture and callback. |
| bool WritePixelsWithCallback(size_t data_size, |
| size_t stride, |
| WriteBufferCallback callback); |
| using ReadBufferCallback = base::OnceCallback<void(const void* buffer)>; |
| bool ReadPixelsWithCallback(size_t data_size, |
| size_t stride, |
| ReadBufferCallback callback); |
| bool WritePixelsWithData(base::span<const uint8_t> pixel_data, size_t stride); |
| bool WritePixels(); |
| void CopyPixelsFromGLTextureToVkImage(); |
| void CopyPixelsFromShmToGLTexture(); |
| void CopyPixelsFromVkImageToGLTexture(); |
| |
| scoped_refptr<SharedContextState> context_state_; |
| std::unique_ptr<VulkanImage> image_; |
| GrBackendTexture backend_texture_; |
| VulkanCommandPool* const command_pool_; |
| const bool use_separate_gl_texture_; |
| |
| ExternalSemaphore write_semaphore_; |
| std::vector<ExternalSemaphore> read_semaphores_; |
| |
| bool is_write_in_progress_ = false; |
| uint32_t reads_in_progress_ = 0; |
| uint32_t gl_reads_in_progress_ = 0; |
| gles2::Texture* texture_ = nullptr; |
| scoped_refptr<gles2::TexturePassthrough> texture_passthrough_; |
| |
| // GMB related stuff. |
| SharedMemoryRegionWrapper shared_memory_wrapper_; |
| |
| enum LatestContent { |
| kInVkImage = 1 << 0, |
| kInSharedMemory = 1 << 1, |
| kInGLTexture = 1 << 2, |
| }; |
| uint32_t latest_content_ = 0; |
| |
| // Semaphores pending for returning to ExternalSemaphorePool. |
| // When the backing is accessed by the vulkan device for GrContext, they can |
| // be returned to ExternalSemaphorePool through VulkanFenceHelper. |
| std::vector<ExternalSemaphore> pending_semaphores_; |
| }; |
| |
| } // namespace gpu |
| |
| #endif // GPU_COMMAND_BUFFER_SERVICE_EXTERNAL_VK_IMAGE_BACKING_H_ |