| // Copyright 2014 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 CONTENT_BROWSER_GPU_BROWSER_GPU_MEMORY_BUFFER_MANAGER_H_ |
| #define CONTENT_BROWSER_GPU_BROWSER_GPU_MEMORY_BUFFER_MANAGER_H_ |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include <memory> |
| #include <utility> |
| |
| #include "base/callback.h" |
| #include "base/containers/hash_tables.h" |
| #include "base/hash.h" |
| #include "base/macros.h" |
| #include "base/trace_event/memory_dump_provider.h" |
| #include "content/common/content_export.h" |
| #include "gpu/command_buffer/client/gpu_memory_buffer_manager.h" |
| #include "gpu/ipc/common/surface_handle.h" |
| |
| namespace content { |
| |
| using GpuMemoryBufferConfigurationKey = |
| std::pair<gfx::BufferFormat, gfx::BufferUsage>; |
| using GpuMemoryBufferConfigurationSet = |
| base::hash_set<GpuMemoryBufferConfigurationKey>; |
| |
| } // content |
| |
| namespace BASE_HASH_NAMESPACE { |
| |
| template <> |
| struct hash<content::GpuMemoryBufferConfigurationKey> { |
| size_t operator()(const content::GpuMemoryBufferConfigurationKey& key) const { |
| return base::HashInts(static_cast<int>(key.first), |
| static_cast<int>(key.second)); |
| } |
| }; |
| |
| } // namespace BASE_HASH_NAMESPACE |
| |
| namespace content { |
| class GpuProcessHost; |
| |
| class CONTENT_EXPORT BrowserGpuMemoryBufferManager |
| : public gpu::GpuMemoryBufferManager, |
| public base::trace_event::MemoryDumpProvider { |
| public: |
| using CreateCallback = |
| base::Callback<void(const gfx::GpuMemoryBufferHandle& handle)>; |
| using AllocationCallback = CreateCallback; |
| |
| BrowserGpuMemoryBufferManager(int gpu_client_id, |
| uint64_t gpu_client_tracing_id); |
| ~BrowserGpuMemoryBufferManager() override; |
| |
| static BrowserGpuMemoryBufferManager* current(); |
| |
| static bool IsNativeGpuMemoryBuffersEnabled(); |
| |
| static uint32_t GetImageTextureTarget(gfx::BufferFormat format, |
| gfx::BufferUsage usage); |
| |
| // Overridden from gpu::GpuMemoryBufferManager: |
| std::unique_ptr<gfx::GpuMemoryBuffer> AllocateGpuMemoryBuffer( |
| const gfx::Size& size, |
| gfx::BufferFormat format, |
| gfx::BufferUsage usage, |
| gpu::SurfaceHandle surface_handle) override; |
| std::unique_ptr<gfx::GpuMemoryBuffer> CreateGpuMemoryBufferFromHandle( |
| const gfx::GpuMemoryBufferHandle& handle, |
| const gfx::Size& size, |
| gfx::BufferFormat format) override; |
| gfx::GpuMemoryBuffer* GpuMemoryBufferFromClientBuffer( |
| ClientBuffer buffer) override; |
| void SetDestructionSyncToken(gfx::GpuMemoryBuffer* buffer, |
| const gpu::SyncToken& sync_token) override; |
| |
| // Overridden from base::trace_event::MemoryDumpProvider: |
| bool OnMemoryDump(const base::trace_event::MemoryDumpArgs& args, |
| base::trace_event::ProcessMemoryDump* pmd) override; |
| |
| void AllocateGpuMemoryBufferForChildProcess( |
| gfx::GpuMemoryBufferId id, |
| const gfx::Size& size, |
| gfx::BufferFormat format, |
| gfx::BufferUsage usage, |
| base::ProcessHandle child_process_handle, |
| int child_client_id, |
| const AllocationCallback& callback); |
| void ChildProcessDeletedGpuMemoryBuffer( |
| gfx::GpuMemoryBufferId id, |
| base::ProcessHandle child_process_handle, |
| int child_client_id, |
| const gpu::SyncToken& sync_token); |
| void ProcessRemoved(base::ProcessHandle process_handle, int client_id); |
| |
| bool IsNativeGpuMemoryBufferConfiguration(gfx::BufferFormat format, |
| gfx::BufferUsage usage) const; |
| |
| private: |
| struct BufferInfo { |
| BufferInfo(); |
| BufferInfo(const gfx::Size& size, |
| gfx::GpuMemoryBufferType type, |
| gfx::BufferFormat format, |
| gfx::BufferUsage usage, |
| int gpu_host_id); |
| BufferInfo(const BufferInfo& other); |
| ~BufferInfo(); |
| |
| gfx::Size size; |
| gfx::GpuMemoryBufferType type = gfx::EMPTY_BUFFER; |
| gfx::BufferFormat format = gfx::BufferFormat::RGBA_8888; |
| gfx::BufferUsage usage = gfx::BufferUsage::GPU_READ; |
| int gpu_host_id = 0; |
| }; |
| |
| struct CreateGpuMemoryBufferRequest; |
| struct CreateGpuMemoryBufferFromHandleRequest; |
| |
| using CreateDelegate = base::Callback<void(GpuProcessHost* host, |
| gfx::GpuMemoryBufferId id, |
| const gfx::Size& size, |
| gfx::BufferFormat format, |
| gfx::BufferUsage usage, |
| int client_id, |
| const CreateCallback& callback)>; |
| |
| std::unique_ptr<gfx::GpuMemoryBuffer> AllocateGpuMemoryBufferForSurface( |
| const gfx::Size& size, |
| gfx::BufferFormat format, |
| gfx::BufferUsage usage, |
| gpu::SurfaceHandle surface_handle); |
| |
| // Functions that handle synchronous buffer creation requests. |
| void HandleCreateGpuMemoryBufferOnIO(CreateGpuMemoryBufferRequest* request); |
| void HandleCreateGpuMemoryBufferFromHandleOnIO( |
| CreateGpuMemoryBufferFromHandleRequest* request); |
| void HandleGpuMemoryBufferCreatedOnIO( |
| CreateGpuMemoryBufferRequest* request, |
| const gfx::GpuMemoryBufferHandle& handle); |
| |
| // Functions that implement asynchronous buffer creation. |
| void CreateGpuMemoryBufferOnIO(const CreateDelegate& create_delegate, |
| gfx::GpuMemoryBufferId id, |
| const gfx::Size& size, |
| gfx::BufferFormat format, |
| gfx::BufferUsage usage, |
| int client_id, |
| bool reused_gpu_process, |
| const CreateCallback& callback); |
| void GpuMemoryBufferCreatedOnIO(const CreateDelegate& create_delegate, |
| gfx::GpuMemoryBufferId id, |
| int client_id, |
| int gpu_host_id, |
| bool reused_gpu_process, |
| const CreateCallback& callback, |
| const gfx::GpuMemoryBufferHandle& handle); |
| void DestroyGpuMemoryBufferOnIO(gfx::GpuMemoryBufferId id, |
| int client_id, |
| const gpu::SyncToken& sync_token); |
| |
| uint64_t ClientIdToTracingProcessId(int client_id) const; |
| |
| const GpuMemoryBufferConfigurationSet native_configurations_; |
| const int gpu_client_id_; |
| const uint64_t gpu_client_tracing_id_; |
| |
| // The GPU process host ID. This should only be accessed on the IO thread. |
| int gpu_host_id_; |
| |
| // Stores info about buffers for all clients. This should only be accessed |
| // on the IO thread. |
| using BufferMap = base::hash_map<gfx::GpuMemoryBufferId, BufferInfo>; |
| using ClientMap = base::hash_map<int, BufferMap>; |
| ClientMap clients_; |
| |
| DISALLOW_COPY_AND_ASSIGN(BrowserGpuMemoryBufferManager); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_GPU_BROWSER_GPU_MEMORY_BUFFER_MANAGER_H_ |