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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 
synchronous_input_event_filter()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