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1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CCDamageTracker_h | 5 #ifndef CCDamageTracker_h |
6 #define CCDamageTracker_h | 6 #define CCDamageTracker_h |
7 | 7 |
8 #include "base/hash_tables.h" | 8 #include "base/hash_tables.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "FloatRect.h" | 10 #include "FloatRect.h" |
11 #include <vector> | 11 #include <vector> |
12 | 12 |
13 namespace WebKit { | 13 namespace WebKit { |
14 class WebFilterOperations; | 14 class WebFilterOperations; |
15 } | 15 } |
16 | 16 |
| 17 class SkImageFilter; |
| 18 |
17 namespace cc { | 19 namespace cc { |
18 | 20 |
19 class LayerImpl; | 21 class LayerImpl; |
20 class RenderSurfaceImpl; | 22 class RenderSurfaceImpl; |
21 | 23 |
22 // Computes the region where pixels have actually changed on a RenderSurfaceImpl
. This region is used | 24 // Computes the region where pixels have actually changed on a RenderSurfaceImpl
. This region is used |
23 // to scissor what is actually drawn to the screen to save GPU computation and b
andwidth. | 25 // to scissor what is actually drawn to the screen to save GPU computation and b
andwidth. |
24 class DamageTracker { | 26 class DamageTracker { |
25 public: | 27 public: |
26 static scoped_ptr<DamageTracker> create(); | 28 static scoped_ptr<DamageTracker> create(); |
27 ~DamageTracker(); | 29 ~DamageTracker(); |
28 | 30 |
29 void didDrawDamagedArea() { m_currentDamageRect = FloatRect(); } | 31 void didDrawDamagedArea() { m_currentDamageRect = FloatRect(); } |
30 void forceFullDamageNextUpdate() { m_forceFullDamageNextUpdate = true; } | 32 void forceFullDamageNextUpdate() { m_forceFullDamageNextUpdate = true; } |
31 void updateDamageTrackingState(const std::vector<LayerImpl*>& layerList, int
targetSurfaceLayerID, bool targetSurfacePropertyChangedOnlyFromDescendant, cons
t IntRect& targetSurfaceContentRect, LayerImpl* targetSurfaceMaskLayer, const We
bKit::WebFilterOperations&); | 33 void updateDamageTrackingState(const std::vector<LayerImpl*>& layerList, int
targetSurfaceLayerID, bool targetSurfacePropertyChangedOnlyFromDescendant, cons
t IntRect& targetSurfaceContentRect, LayerImpl* targetSurfaceMaskLayer, const We
bKit::WebFilterOperations&, SkImageFilter* filter); |
32 | 34 |
33 const FloatRect& currentDamageRect() { return m_currentDamageRect; } | 35 const FloatRect& currentDamageRect() { return m_currentDamageRect; } |
34 | 36 |
35 private: | 37 private: |
36 DamageTracker(); | 38 DamageTracker(); |
37 | 39 |
38 FloatRect trackDamageFromActiveLayers(const std::vector<LayerImpl*>& layerLi
st, int targetSurfaceLayerID); | 40 FloatRect trackDamageFromActiveLayers(const std::vector<LayerImpl*>& layerLi
st, int targetSurfaceLayerID); |
39 FloatRect trackDamageFromSurfaceMask(LayerImpl* targetSurfaceMaskLayer); | 41 FloatRect trackDamageFromSurfaceMask(LayerImpl* targetSurfaceMaskLayer); |
40 FloatRect trackDamageFromLeftoverRects(); | 42 FloatRect trackDamageFromLeftoverRects(); |
41 | 43 |
(...skipping 11 matching lines...) Expand all Loading... |
53 scoped_ptr<RectMap> m_currentRectHistory; | 55 scoped_ptr<RectMap> m_currentRectHistory; |
54 scoped_ptr<RectMap> m_nextRectHistory; | 56 scoped_ptr<RectMap> m_nextRectHistory; |
55 | 57 |
56 FloatRect m_currentDamageRect; | 58 FloatRect m_currentDamageRect; |
57 bool m_forceFullDamageNextUpdate; | 59 bool m_forceFullDamageNextUpdate; |
58 }; | 60 }; |
59 | 61 |
60 } // namespace cc | 62 } // namespace cc |
61 | 63 |
62 #endif // CCDamageTracker_h | 64 #endif // CCDamageTracker_h |
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