| // 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_GPU_GPU_CHILD_THREAD_H_ |
| #define CONTENT_GPU_GPU_CHILD_THREAD_H_ |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| #include <queue> |
| #include <string> |
| |
| #include "base/callback.h" |
| #include "base/command_line.h" |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/time/time.h" |
| #include "build/build_config.h" |
| #include "components/viz/service/gl/gpu_service_impl.h" |
| #include "components/viz/service/main/viz_main_impl.h" |
| #include "content/child/child_thread_impl.h" |
| #include "gpu/config/gpu_feature_info.h" |
| #include "gpu/config/gpu_info.h" |
| #include "gpu/config/gpu_preferences.h" |
| #include "gpu/ipc/service/gpu_channel.h" |
| #include "gpu/ipc/service/gpu_channel_manager.h" |
| #include "gpu/ipc/service/gpu_channel_manager_delegate.h" |
| #include "gpu/ipc/service/gpu_config.h" |
| #include "gpu/ipc/service/x_util.h" |
| #include "media/base/android_overlay_mojo_factory.h" |
| #include "mojo/public/cpp/bindings/associated_binding_set.h" |
| #include "mojo/public/cpp/bindings/binding_set.h" |
| #include "services/service_manager/public/cpp/service_context_ref.h" |
| #include "services/service_manager/public/mojom/service_factory.mojom.h" |
| #include "services/viz/privileged/interfaces/viz_main.mojom.h" |
| #include "third_party/blink/public/common/associated_interfaces/associated_interface_registry.h" |
| #include "ui/gfx/native_widget_types.h" |
| |
| namespace content { |
| class GpuServiceFactory; |
| |
| // The main thread of the GPU child process. There will only ever be one of |
| // these per process. It does process initialization and shutdown. It forwards |
| // IPC messages to gpu::GpuChannelManager, which is responsible for issuing |
| // rendering commands to the GPU. |
| class GpuChildThread : public ChildThreadImpl, |
| public viz::VizMainImpl::Delegate { |
| public: |
| GpuChildThread(base::RepeatingClosure quit_closure, |
| std::unique_ptr<gpu::GpuInit> gpu_init, |
| viz::VizMainImpl::LogMessages deferred_messages); |
| |
| GpuChildThread(const InProcessChildThreadParams& params, |
| std::unique_ptr<gpu::GpuInit> gpu_init); |
| |
| ~GpuChildThread() override; |
| |
| void Init(const base::Time& process_start_time); |
| |
| private: |
| GpuChildThread(base::RepeatingClosure quit_closure, |
| const ChildThreadImpl::Options& options, |
| std::unique_ptr<gpu::GpuInit> gpu_init); |
| |
| void CreateVizMainService(viz::mojom::VizMainAssociatedRequest request); |
| |
| bool in_process_gpu() const; |
| |
| // ChildThreadImpl:. |
| bool Send(IPC::Message* msg) override; |
| |
| // IPC::Listener implementation via ChildThreadImpl: |
| void OnAssociatedInterfaceRequest( |
| const std::string& name, |
| mojo::ScopedInterfaceEndpointHandle handle) override; |
| |
| // viz::VizMainImpl::Delegate: |
| void OnInitializationFailed() override; |
| void OnGpuServiceConnection(viz::GpuServiceImpl* gpu_service) override; |
| void PostCompositorThreadCreated( |
| base::SingleThreadTaskRunner* task_runner) override; |
| void QuitMainMessageLoop() override; |
| |
| void OnMemoryPressure( |
| base::MemoryPressureListener::MemoryPressureLevel level); |
| |
| void BindServiceFactoryRequest( |
| service_manager::mojom::ServiceFactoryRequest request); |
| |
| // Returns a closure which calls into the VizMainImpl to perform shutdown |
| // before quitting the main message loop. Must be called on the main thread. |
| static base::RepeatingClosure MakeQuitSafelyClosure(); |
| static void QuitSafelyHelper( |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner); |
| |
| #if defined(OS_ANDROID) |
| static std::unique_ptr<media::AndroidOverlay> CreateAndroidOverlay( |
| scoped_refptr<base::SingleThreadTaskRunner> main_task_runner, |
| const base::UnguessableToken& routing_token, |
| media::AndroidOverlayConfig); |
| #endif |
| |
| viz::VizMainImpl viz_main_; |
| |
| // ServiceFactory for service_manager::Service hosting. |
| std::unique_ptr<GpuServiceFactory> service_factory_; |
| |
| // Bindings to the service_manager::mojom::ServiceFactory impl. |
| mojo::BindingSet<service_manager::mojom::ServiceFactory> |
| service_factory_bindings_; |
| |
| blink::AssociatedInterfaceRegistry associated_interfaces_; |
| |
| // Holds a closure that releases pending interface requests on the IO thread. |
| base::Closure release_pending_requests_closure_; |
| |
| // A closure which quits the main message loop. |
| base::RepeatingClosure quit_closure_; |
| |
| std::unique_ptr<base::MemoryPressureListener> memory_pressure_listener_; |
| |
| base::WeakPtrFactory<GpuChildThread> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(GpuChildThread); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_GPU_GPU_CHILD_THREAD_H_ |