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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(int routing_id)
37       OVERRIDE;
38   virtual InputHandlerManagerClient* GetInputHandlerManagerClient() OVERRIDE;
39   virtual scoped_refptr<webkit::gpu::ContextProviderWebContext>
40       GetSharedOffscreenContextProviderForMainThread() OVERRIDE;
41   virtual scoped_refptr<StreamTextureFactory> CreateStreamTextureFactory(
42       int view_id) OVERRIDE;
43   virtual blink::WebGraphicsContext3D* CreateOffscreenGraphicsContext3D(
44       const blink::WebGraphicsContext3D::Attributes& attributes) OVERRIDE;
45 
46 
synchronous_input_event_filter()47   SynchronousInputEventFilter* synchronous_input_event_filter() {
48     return &synchronous_input_event_filter_;
49   }
50 
51   void SetDeferredGpuService(
52       scoped_refptr<gpu::InProcessCommandBuffer::Service> service);
53   void SetRecordFullDocument(bool record_full_document);
54   void CompositorInitializedHardwareDraw();
55   void CompositorReleasedHardwareDraw();
56 
57   scoped_refptr<cc::ContextProvider>
58       CreateOnscreenContextProviderForCompositorThread();
59   gpu::GLInProcessContext* GetShareContext();
60 
61  private:
62   bool CanCreateMainThreadContext();
63   scoped_refptr<StreamTextureFactorySynchronousImpl::ContextProvider>
64       TryCreateStreamTextureFactory();
65   void RestoreContextOnMainThread();
66 
67   SynchronousInputEventFilter synchronous_input_event_filter_;
68 
69   scoped_refptr<webkit::gpu::ContextProviderWebContext>
70       offscreen_context_for_main_thread_;
71 
72   scoped_refptr<gpu::InProcessCommandBuffer::Service> service_;
73   scoped_ptr<gpu::GLInProcessContext> share_context_;
74 
75   class VideoContextProvider;
76   scoped_refptr<VideoContextProvider> video_context_provider_;
77 
78   bool record_full_layer_;
79 
80   // |num_hardware_compositor_lock_| is updated on UI thread only but can be
81   // read on renderer main thread.
82   base::Lock num_hardware_compositor_lock_;
83   unsigned int num_hardware_compositors_;
84   scoped_refptr<base::MessageLoopProxy> main_thread_proxy_;
85 };
86 
87 }  // namespace content
88 
89 #endif  // CONTENT_BROWSER_ANDROID_IN_PROCESS_SYNCHRONOUS_COMPOSITOR_FACTORY_IMPL_H_
90