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 scheduler {
  27 class RendererScheduler;
  28 }
  29
  30 namespace content {
  31
  32 class CompositorDependencies {
  33  public:
  34   virtual bool IsImplSidePaintingEnabled() = 0;
  35   virtual bool IsGpuRasterizationForced() = 0;
  36   virtual bool IsGpuRasterizationEnabled() = 0;
  37   virtual int GetGpuRasterizationMSAASampleCount() = 0;
  38   virtual bool IsLcdTextEnabled() = 0;
  39   virtual bool IsDistanceFieldTextEnabled() = 0;
  40   virtual bool IsZeroCopyEnabled() = 0;
  41   virtual bool IsOneCopyEnabled() = 0;
  42   virtual bool IsElasticOverscrollEnabled() = 0;
  43   // Only valid in single threaded mode.
  44   virtual bool UseSingleThreadScheduler() = 0;
  45   virtual uint32 GetImageTextureTarget() = 0;
  46   virtual scoped_refptr<base::SingleThreadTaskRunner>
  47   GetCompositorMainThreadTaskRunner() = 0;
  48   // Returns null if the compositor is in single-threaded mode (ie. there is no
  49   // compositor thread).
  50   virtual scoped_refptr<base::SingleThreadTaskRunner>
  51   GetCompositorImplThreadTaskRunner() = 0;
  52   virtual cc::SharedBitmapManager* GetSharedBitmapManager() = 0;
  53   virtual gpu::GpuMemoryBufferManager* GetGpuMemoryBufferManager() = 0;
  54   virtual scheduler::RendererScheduler* GetRendererScheduler() = 0;
  55   virtual cc::ContextProvider* GetSharedMainThreadContextProvider() = 0;
  56   virtual scoped_ptr<cc::BeginFrameSource> CreateExternalBeginFrameSource(
  57       int routing_id) = 0;
  58   virtual cc::TaskGraphRunner* GetTaskGraphRunner() = 0;
  59   virtual bool IsGatherPixelRefsEnabled() = 0;
  60
  61   virtual ~CompositorDependencies() {}
  62 };
  63
  64 }  // namespace content
  65
  66 #endif  // CONTENT_RENDERER_GPU_COMPOSITOR_DEPENDENCIES_H_