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 "ui/compositor/compositor.h"
  17
  18 namespace base {
  19 class Thread;
  20 }
  21
  22 namespace cc {
  23 class SurfaceManager;
  24 }
  25
  26 namespace content {
  27 class BrowserCompositorOutputSurface;
  28 class BrowserCompositorOutputSurfaceProxy;
  29 class CompositorSwapClient;
  30 class ContextProviderCommandBuffer;
  31 class ReflectorImpl;
  32 class WebGraphicsContext3DCommandBufferImpl;
  33
  34 class GpuProcessTransportFactory
  35     : public ui::ContextFactory,
  36       public ImageTransportFactory {
  37  public:
  38   GpuProcessTransportFactory();
  39
  40   virtual ~GpuProcessTransportFactory();
  41
  42   scoped_ptr<WebGraphicsContext3DCommandBufferImpl>
  43   CreateOffscreenCommandBufferContext();
  44
  45   // ui::ContextFactory implementation.
  46   virtual scoped_ptr<cc::OutputSurface> CreateOutputSurface(
  47       ui::Compositor* compositor, bool software_fallback) OVERRIDE;
  48   virtual scoped_refptr<ui::Reflector> CreateReflector(
  49       ui::Compositor* source,
  50       ui::Layer* target) OVERRIDE;
  51   virtual void RemoveReflector(
  52       scoped_refptr<ui::Reflector> reflector) OVERRIDE;
  53   virtual void RemoveCompositor(ui::Compositor* compositor) OVERRIDE;
  54   virtual scoped_refptr<cc::ContextProvider>
  55       SharedMainThreadContextProvider() OVERRIDE;
  56   virtual bool DoesCreateTestContexts() OVERRIDE;
  57   virtual cc::SharedBitmapManager* GetSharedBitmapManager() OVERRIDE;
  58   virtual base::MessageLoopProxy* GetCompositorMessageLoop() OVERRIDE;
  59
  60   // ImageTransportFactory implementation.
  61   virtual ui::ContextFactory* GetContextFactory() OVERRIDE;
  62   virtual gfx::GLSurfaceHandle GetSharedSurfaceHandle() OVERRIDE;
  63   virtual scoped_ptr<cc::SurfaceIdAllocator> CreateSurfaceIdAllocator()
  64       OVERRIDE;
  65   virtual cc::SurfaceManager* GetSurfaceManager() OVERRIDE;
  66   virtual GLHelper* GetGLHelper() OVERRIDE;
  67   virtual void AddObserver(ImageTransportFactoryObserver* observer) OVERRIDE;
  68   virtual void RemoveObserver(
  69       ImageTransportFactoryObserver* observer) OVERRIDE;
  70 #if defined(OS_MACOSX)
  71   virtual void OnSurfaceDisplayed(int surface_id) OVERRIDE;
  72 #endif
  73
  74  private:
  75   struct PerCompositorData;
  76
  77   PerCompositorData* CreatePerCompositorData(ui::Compositor* compositor);
  78   scoped_ptr<WebGraphicsContext3DCommandBufferImpl>
  79       CreateContextCommon(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   base::WeakPtrFactory<GpuProcessTransportFactory> callback_factory_;
  91   scoped_ptr<cc::SurfaceManager> surface_manager_;
  92   uint32_t next_surface_id_namespace_;
  93
  94   // The contents of this map and its methods may only be used on the compositor
  95   // thread.
  96   IDMap<BrowserCompositorOutputSurface> output_surface_map_;
  97
  98   scoped_refptr<BrowserCompositorOutputSurfaceProxy> output_surface_proxy_;
  99
 100   DISALLOW_COPY_AND_ASSIGN(GpuProcessTransportFactory);
 101 };
 102
 103 }  // namespace content
 104
 105 #endif  // CONTENT_BROWSER_COMPOSITOR_GPU_PROCESS_TRANSPORT_FACTORY_H_