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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CONTENT_BROWSER_ANDROID_IN_PROCESS_SYNCHRONOUS_COMPOSITOR_FACTORY_IMPL_H_
      6 #define CONTENT_BROWSER_ANDROID_IN_PROCESS_SYNCHRONOUS_COMPOSITOR_FACTORY_IMPL_H_
      7 
      8 #include "base/synchronization/lock.h"
      9 #include "content/browser/android/in_process/synchronous_input_event_filter.h"
     10 #include "content/renderer/android/synchronous_compositor_factory.h"
     11 #include "content/renderer/media/android/stream_texture_factory_synchronous_impl.h"
     12 #include "gpu/command_buffer/service/in_process_command_buffer.h"
     13 #include "webkit/common/gpu/context_provider_web_context.h"
     14 
     15 namespace gpu {
     16 class GLInProcessContext;
     17 }
     18 
     19 namespace webkit {
     20 namespace gpu {
     21 class WebGraphicsContext3DInProcessCommandBufferImpl;
     22 }
     23 }
     24 
     25 namespace content {
     26 
     27 class SynchronousCompositorFactoryImpl : public SynchronousCompositorFactory {
     28  public:
     29   SynchronousCompositorFactoryImpl();
     30   virtual ~SynchronousCompositorFactoryImpl();
     31 
     32   // SynchronousCompositorFactory
     33   virtual scoped_refptr<base::MessageLoopProxy> GetCompositorMessageLoop()
     34       OVERRIDE;
     35   virtual bool RecordFullLayer() OVERRIDE;
     36   virtual scoped_ptr<cc::OutputSurface> CreateOutputSurface(
     37       int routing_id,
     38       scoped_refptr<content::FrameSwapMessageQueue> frame_swap_message_queue)
     39       OVERRIDE;
     40   virtual InputHandlerManagerClient* GetInputHandlerManagerClient() OVERRIDE;
     41   virtual scoped_refptr<webkit::gpu::ContextProviderWebContext>
     42       CreateOffscreenContextProvider(
     43           const blink::WebGraphicsContext3D::Attributes& attributes,
     44           const std::string& debug_name) OVERRIDE;
     45   virtual scoped_refptr<StreamTextureFactory> CreateStreamTextureFactory(
     46       int view_id) OVERRIDE;
     47   virtual webkit::gpu::WebGraphicsContext3DImpl*
     48       CreateOffscreenGraphicsContext3D(
     49           const blink::WebGraphicsContext3D::Attributes& attributes) OVERRIDE;
     50 
     51   SynchronousInputEventFilter* synchronous_input_event_filter() {
     52     return &synchronous_input_event_filter_;
     53   }
     54 
     55   void SetDeferredGpuService(
     56       scoped_refptr<gpu::InProcessCommandBuffer::Service> service);
     57   void SetRecordFullDocument(bool record_full_document);
     58   void CompositorInitializedHardwareDraw();
     59   void CompositorReleasedHardwareDraw();
     60 
     61   scoped_refptr<cc::ContextProvider>
     62       CreateOnscreenContextProviderForCompositorThread();
     63 
     64  private:
     65   bool CanCreateMainThreadContext();
     66   scoped_refptr<StreamTextureFactorySynchronousImpl::ContextProvider>
     67       TryCreateStreamTextureFactory();
     68   void RestoreContextOnMainThread();
     69 
     70   SynchronousInputEventFilter synchronous_input_event_filter_;
     71 
     72   scoped_refptr<gpu::InProcessCommandBuffer::Service> service_;
     73 
     74   class VideoContextProvider;
     75   scoped_refptr<VideoContextProvider> video_context_provider_;
     76 
     77   bool record_full_layer_;
     78 
     79   // |num_hardware_compositor_lock_| is updated on UI thread only but can be
     80   // read on renderer main thread.
     81   base::Lock num_hardware_compositor_lock_;
     82   unsigned int num_hardware_compositors_;
     83   scoped_refptr<base::MessageLoopProxy> main_thread_proxy_;
     84 };
     85 
     86 }  // namespace content
     87 
     88 #endif  // CONTENT_BROWSER_ANDROID_IN_PROCESS_SYNCHRONOUS_COMPOSITOR_FACTORY_IMPL_H_
     89