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 content {
  19 class BrowserCompositorOutputSurface;
  20 class BrowserCompositorOutputSurfaceProxy;
  21 class CompositorSwapClient;
  22 class ContextProviderCommandBuffer;
  23 class ReflectorImpl;
  24 class WebGraphicsContext3DCommandBufferImpl;
  25
  26 class GpuProcessTransportFactory
  27     : public ui::ContextFactory,
  28       public ImageTransportFactory {
  29  public:
  30   GpuProcessTransportFactory();
  31
  32   virtual ~GpuProcessTransportFactory();
  33
  34   scoped_ptr<WebGraphicsContext3DCommandBufferImpl>
  35   CreateOffscreenCommandBufferContext();
  36
  37   // ui::ContextFactory implementation.
  38   virtual scoped_ptr<cc::OutputSurface> CreateOutputSurface(
  39       ui::Compositor* compositor, bool software_fallback) OVERRIDE;
  40   virtual scoped_refptr<ui::Reflector> CreateReflector(
  41       ui::Compositor* source,
  42       ui::Layer* target) OVERRIDE;
  43   virtual void RemoveReflector(
  44       scoped_refptr<ui::Reflector> reflector) OVERRIDE;
  45   virtual void RemoveCompositor(ui::Compositor* compositor) OVERRIDE;
  46   virtual scoped_refptr<cc::ContextProvider>
  47       SharedMainThreadContextProvider() OVERRIDE;
  48   virtual bool DoesCreateTestContexts() OVERRIDE;
  49
  50   // ImageTransportFactory implementation.
  51   virtual ui::ContextFactory* AsContextFactory() OVERRIDE;
  52   virtual gfx::GLSurfaceHandle GetSharedSurfaceHandle() OVERRIDE;
  53   virtual GLHelper* GetGLHelper() OVERRIDE;
  54   virtual void AddObserver(ImageTransportFactoryObserver* observer) OVERRIDE;
  55   virtual void RemoveObserver(
  56       ImageTransportFactoryObserver* observer) OVERRIDE;
  57
  58  private:
  59   struct PerCompositorData;
  60
  61   PerCompositorData* CreatePerCompositorData(ui::Compositor* compositor);
  62   scoped_ptr<WebGraphicsContext3DCommandBufferImpl>
  63       CreateContextCommon(int surface_id);
  64
  65   void OnLostMainThreadSharedContextInsideCallback();
  66   void OnLostMainThreadSharedContext();
  67
  68   typedef std::map<ui::Compositor*, PerCompositorData*> PerCompositorDataMap;
  69   PerCompositorDataMap per_compositor_data_;
  70   scoped_refptr<ContextProviderCommandBuffer> shared_main_thread_contexts_;
  71   scoped_ptr<GLHelper> gl_helper_;
  72   ObserverList<ImageTransportFactoryObserver> observer_list_;
  73   base::WeakPtrFactory<GpuProcessTransportFactory> callback_factory_;
  74
  75   // The contents of this map and its methods may only be used on the compositor
  76   // thread.
  77   IDMap<BrowserCompositorOutputSurface> output_surface_map_;
  78
  79   scoped_refptr<BrowserCompositorOutputSurfaceProxy> output_surface_proxy_;
  80
  81   DISALLOW_COPY_AND_ASSIGN(GpuProcessTransportFactory);
  82 };
  83
  84 }  // namespace content
  85
  86 #endif  // CONTENT_BROWSER_COMPOSITOR_GPU_PROCESS_TRANSPORT_FACTORY_H_