cc/quad_culler.h

   1 // Copyright 2012 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 CC_QUAD_CULLER_H_
   6 #define CC_QUAD_CULLER_H_
   7
   8 #include "cc/cc_export.h"
   9 #include "cc/quad_sink.h"
  10 #include "cc/render_pass.h"
  11
  12 namespace cc {
  13 class LayerImpl;
  14 class RenderSurfaceImpl;
  15 template<typename LayerType, typename SurfaceType>
  16 class OcclusionTrackerBase;
  17
  18 class CC_EXPORT QuadCuller : public QuadSink {
  19 public:
  20     QuadCuller(QuadList&, SharedQuadStateList&, const LayerImpl*, const OcclusionTrackerBase<LayerImpl, RenderSurfaceImpl>&, bool showCullingWithDebugBorderQuads, bool forSurface);
  21     virtual ~QuadCuller() { }
  22
  23     // QuadSink implementation.
  24     virtual SharedQuadState* useSharedQuadState(scoped_ptr<SharedQuadState>) OVERRIDE;
  25     virtual bool append(scoped_ptr<DrawQuad>, AppendQuadsData&) OVERRIDE;
  26
  27 private:
  28     QuadList& m_quadList;
  29     SharedQuadStateList& m_sharedQuadStateList;
  30     const LayerImpl* m_layer;
  31     const OcclusionTrackerBase<LayerImpl, RenderSurfaceImpl>& m_occlusionTracker;
  32
  33     SharedQuadState* m_currentSharedQuadState;
  34     bool m_showCullingWithDebugBorderQuads;
  35     bool m_forSurface;
  36 };
  37
  38 }
  39 #endif  // CC_QUAD_CULLER_H_