content/renderer/gpu/compositor_dependencies.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_RENDERER_GPU_COMPOSITOR_DEPENDENCIES_H_
   6 #define CONTENT_RENDERER_GPU_COMPOSITOR_DEPENDENCIES_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "base/memory/scoped_ptr.h"
  10
  11 namespace base {
  12 class SingleThreadTaskRunner;
  13 }
  14
  15 namespace cc {
  16 class BeginFrameSource;
  17 class ContextProvider;
  18 class SharedBitmapManager;
  19 class TaskGraphRunner;
  20 }
  21
  22 namespace gpu {
  23 class GpuMemoryBufferManager;
  24 }
  25
  26 namespace content {
  27 class RendererScheduler;
  28
  29 class CompositorDependencies {
  30  public:
  31   virtual bool IsImplSidePaintingEnabled() = 0;
  32   virtual bool IsGpuRasterizationForced() = 0;
  33   virtual bool IsGpuRasterizationEnabled() = 0;
  34   virtual int GetGpuRasterizationMSAASampleCount() = 0;
  35   virtual bool IsLcdTextEnabled() = 0;
  36   virtual bool IsDistanceFieldTextEnabled() = 0;
  37   virtual bool IsZeroCopyEnabled() = 0;
  38   virtual bool IsOneCopyEnabled() = 0;
  39   virtual bool IsElasticOverscrollEnabled() = 0;
  40   // Only valid in single threaded mode.
  41   virtual bool UseSingleThreadScheduler() = 0;
  42   virtual uint32 GetImageTextureTarget() = 0;
  43   virtual scoped_refptr<base::SingleThreadTaskRunner>
  44   GetCompositorMainThreadTaskRunner() = 0;
  45   // Returns null if the compositor is in single-threaded mode (ie. there is no
  46   // compositor thread).
  47   virtual scoped_refptr<base::SingleThreadTaskRunner>
  48   GetCompositorImplThreadTaskRunner() = 0;
  49   virtual cc::SharedBitmapManager* GetSharedBitmapManager() = 0;
  50   virtual gpu::GpuMemoryBufferManager* GetGpuMemoryBufferManager() = 0;
  51   virtual RendererScheduler* GetRendererScheduler() = 0;
  52   virtual cc::ContextProvider* GetSharedMainThreadContextProvider() = 0;
  53   virtual scoped_ptr<cc::BeginFrameSource> CreateExternalBeginFrameSource(
  54       int routing_id) = 0;
  55   virtual cc::TaskGraphRunner* GetTaskGraphRunner() = 0;
  56   virtual bool IsGatherPixelRefsEnabled() = 0;
  57
  58   virtual ~CompositorDependencies() {}
  59 };
  60
  61 }  // namespace content
  62
  63 #endif  // CONTENT_RENDERER_GPU_COMPOSITOR_DEPENDENCIES_H_