content/browser/compositor/gpu_process_transport_factory.h

   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_COMPOSITOR_GPU_PROCESS_TRANSPORT_FACTORY_H_
   6 #define CONTENT_BROWSER_COMPOSITOR_GPU_PROCESS_TRANSPORT_FACTORY_H_
   7
   8 #include <map>
   9
  10 #include "base/id_map.h"
  11 #include "base/memory/ref_counted.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "base/memory/weak_ptr.h"
  14 #include "base/observer_list.h"
  15 #include "content/browser/compositor/image_transport_factory.h"
  16 #include "content/common/gpu/client/gpu_channel_host.h"
  17 #include "ui/compositor/compositor.h"
  18
  19 namespace base {
  20 class Thread;
  21 }
  22
  23 namespace cc {
  24 class SurfaceManager;
  25 }
  26
  27 namespace content {
  28 class BrowserCompositorOutputSurface;
  29 class BrowserCompositorOutputSurfaceProxy;
  30 class CompositorSwapClient;
  31 class ContextProviderCommandBuffer;
  32 class ReflectorImpl;
  33 class WebGraphicsContext3DCommandBufferImpl;
  34
  35 class GpuProcessTransportFactory
  36     : public ui::ContextFactory,
  37       public ImageTransportFactory {
  38  public:
  39   GpuProcessTransportFactory();
  40
  41   ~GpuProcessTransportFactory() override;
  42
  43   scoped_ptr<WebGraphicsContext3DCommandBufferImpl>
  44   CreateOffscreenCommandBufferContext();
  45
  46   // ui::ContextFactory implementation.
  47   void CreateOutputSurface(base::WeakPtr<ui::Compositor> compositor,
  48                            bool software_fallback) override;
  49   scoped_refptr<ui::Reflector> CreateReflector(ui::Compositor* source,
  50                                                ui::Layer* target) override;
  51   void RemoveReflector(scoped_refptr<ui::Reflector> reflector) override;
  52   void RemoveCompositor(ui::Compositor* compositor) override;
  53   scoped_refptr<cc::ContextProvider> SharedMainThreadContextProvider() override;
  54   bool DoesCreateTestContexts() override;
  55   cc::SharedBitmapManager* GetSharedBitmapManager() override;
  56   gpu::GpuMemoryBufferManager* GetGpuMemoryBufferManager() override;
  57   base::MessageLoopProxy* GetCompositorMessageLoop() override;
  58   scoped_ptr<cc::SurfaceIdAllocator> CreateSurfaceIdAllocator() override;
  59
  60   // ImageTransportFactory implementation.
  61   ui::ContextFactory* GetContextFactory() override;
  62   gfx::GLSurfaceHandle GetSharedSurfaceHandle() override;
  63   cc::SurfaceManager* GetSurfaceManager() override;
  64   GLHelper* GetGLHelper() override;
  65   void AddObserver(ImageTransportFactoryObserver* observer) override;
  66   void RemoveObserver(ImageTransportFactoryObserver* observer) override;
  67 #if defined(OS_MACOSX)
  68   void OnSurfaceDisplayed(int surface_id) override;
  69 #endif
  70
  71  private:
  72   struct PerCompositorData;
  73
  74   PerCompositorData* CreatePerCompositorData(ui::Compositor* compositor);
  75   void EstablishedGpuChannel(base::WeakPtr<ui::Compositor> compositor,
  76                              bool create_software_renderer);
  77   scoped_ptr<WebGraphicsContext3DCommandBufferImpl> CreateContextCommon(
  78       scoped_refptr<GpuChannelHost> gpu_channel_host,
  79       int surface_id);
  80
  81   void OnLostMainThreadSharedContextInsideCallback();
  82   void OnLostMainThreadSharedContext();
  83
  84   typedef std::map<ui::Compositor*, PerCompositorData*> PerCompositorDataMap;
  85   scoped_ptr<base::Thread> compositor_thread_;
  86   PerCompositorDataMap per_compositor_data_;
  87   scoped_refptr<ContextProviderCommandBuffer> shared_main_thread_contexts_;
  88   scoped_ptr<GLHelper> gl_helper_;
  89   ObserverList<ImageTransportFactoryObserver> observer_list_;
  90   scoped_ptr<cc::SurfaceManager> surface_manager_;
  91   uint32_t next_surface_id_namespace_;
  92
  93   // The contents of this map and its methods may only be used on the compositor
  94   // thread.
  95   IDMap<BrowserCompositorOutputSurface> output_surface_map_;
  96
  97   scoped_refptr<BrowserCompositorOutputSurfaceProxy> output_surface_proxy_;
  98
  99   base::WeakPtrFactory<GpuProcessTransportFactory> callback_factory_;
 100
 101   DISALLOW_COPY_AND_ASSIGN(GpuProcessTransportFactory);
 102 };
 103
 104 }  // namespace content
 105
 106 #endif  // CONTENT_BROWSER_COMPOSITOR_GPU_PROCESS_TRANSPORT_FACTORY_H_