| // Copyright (c) 2012 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_CHANNEL_HOST_FACTORY_H_ |
| #define CONTENT_BROWSER_GPU_BROWSER_GPU_CHANNEL_HOST_FACTORY_H_ |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include <map> |
| #include <memory> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "build/build_config.h" |
| #include "content/common/content_export.h" |
| #include "gpu/ipc/client/gpu_channel_host.h" |
| #include "ipc/message_filter.h" |
| |
| namespace content { |
| class BrowserGpuMemoryBufferManager; |
| |
| class CONTENT_EXPORT BrowserGpuChannelHostFactory |
| : public gpu::GpuChannelHostFactory, |
| public gpu::GpuChannelEstablishFactory { |
| public: |
| static void Initialize(bool establish_gpu_channel); |
| static void Terminate(); |
| static BrowserGpuChannelHostFactory* instance() { return instance_; } |
| |
| // Overridden from gpu::GpuChannelHostFactory: |
| bool IsMainThread() override; |
| scoped_refptr<base::SingleThreadTaskRunner> GetIOThreadTaskRunner() override; |
| std::unique_ptr<base::SharedMemory> AllocateSharedMemory( |
| size_t size) override; |
| |
| int GpuProcessHostId() { return gpu_host_id_; } |
| gpu::GpuChannelHost* GetGpuChannel(); |
| int GetGpuChannelId() { return gpu_client_id_; } |
| |
| // Used to skip GpuChannelHost tests when there can be no GPU process. |
| static bool CanUseForTesting(); |
| |
| // Overridden from gpu::GpuChannelEstablishFactory: |
| // The factory will return a null GpuChannelHost in the callback during |
| // shutdown. |
| void EstablishGpuChannel( |
| const gpu::GpuChannelEstablishedCallback& callback) override; |
| scoped_refptr<gpu::GpuChannelHost> EstablishGpuChannelSync() override; |
| gpu::GpuMemoryBufferManager* GetGpuMemoryBufferManager() override; |
| |
| private: |
| struct CreateRequest; |
| class EstablishRequest; |
| |
| BrowserGpuChannelHostFactory(); |
| ~BrowserGpuChannelHostFactory() override; |
| |
| void GpuChannelEstablished(); |
| |
| static void AddFilterOnIO(int gpu_host_id, |
| scoped_refptr<IPC::MessageFilter> filter); |
| static void InitializeShaderDiskCacheOnIO(int gpu_client_id, |
| const base::FilePath& cache_dir); |
| |
| const int gpu_client_id_; |
| const uint64_t gpu_client_tracing_id_; |
| std::unique_ptr<base::WaitableEvent> shutdown_event_; |
| scoped_refptr<gpu::GpuChannelHost> gpu_channel_; |
| std::unique_ptr<BrowserGpuMemoryBufferManager> gpu_memory_buffer_manager_; |
| int gpu_host_id_; |
| scoped_refptr<EstablishRequest> pending_request_; |
| std::vector<gpu::GpuChannelEstablishedCallback> established_callbacks_; |
| |
| static BrowserGpuChannelHostFactory* instance_; |
| |
| DISALLOW_COPY_AND_ASSIGN(BrowserGpuChannelHostFactory); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_GPU_BROWSER_GPU_CHANNEL_HOST_FACTORY_H_ |