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.
5 #ifndef CC_TREES_QUAD_CULLER_H_
6 #define CC_TREES_QUAD_CULLER_H_
8 #include "cc/base/cc_export.h"
9 #include "cc/layers/quad_sink.h"
14 class RenderSurfaceImpl;
15 template <typename LayerType>
16 class OcclusionTracker;
18 class CC_EXPORT QuadCuller : public QuadSink {
20 QuadCuller(RenderPass* render_pass,
21 const LayerImpl* layer,
22 const OcclusionTracker<LayerImpl>& occlusion_tracker);
23 virtual ~QuadCuller() {}
25 // QuadSink implementation.
26 virtual SharedQuadState* CreateSharedQuadState() OVERRIDE;
27 virtual gfx::Rect UnoccludedContentRect(const gfx::Rect& content_rect,
28 const gfx::Transform& draw_transform)
30 virtual gfx::Rect UnoccludedContributingSurfaceContentRect(
31 const gfx::Rect& content_rect,
32 const gfx::Transform& draw_transform) OVERRIDE;
33 virtual void Append(scoped_ptr<DrawQuad> draw_quad) OVERRIDE;
36 RenderPass* render_pass_;
37 const LayerImpl* layer_;
38 const OcclusionTracker<LayerImpl>& occlusion_tracker_;
40 SharedQuadState* current_shared_quad_state_;
42 DISALLOW_COPY_AND_ASSIGN(QuadCuller);
47 #endif // CC_TREES_QUAD_CULLER_H_