Source/core/rendering/compositing/CompositingLayerAssigner.h - Issue 468343002: Rename repaint to paintInvalidation in core/rendering/compositing.

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Issue 468343002: Rename repaint to paintInvalidation in core/rendering/compositing. (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Fix invalidator spelling Created 6 years, 4 months ago

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1 /*	1 /*

2 * Copyright (C) 2009, 2010 Apple Inc. All rights reserved.	2 * Copyright (C) 2009, 2010 Apple Inc. All rights reserved.

3 * Copyright (C) 2014 Google Inc. All rights reserved.	3 * Copyright (C) 2014 Google Inc. All rights reserved.

4 *	4 *

5 * Redistribution and use in source and binary forms, with or without	5 * Redistribution and use in source and binary forms, with or without

6 * modification, are permitted provided that the following conditions	6 * modification, are permitted provided that the following conditions

7 * are met:	7 * are met:

8 * 1. Redistributions of source code must retain the above copyright	8 * 1. Redistributions of source code must retain the above copyright

9 * notice, this list of conditions and the following disclaimer.	9 * notice, this list of conditions and the following disclaimer.

10 * 2. Redistributions in binary form must reproduce the above copyright	10 * 2. Redistributions in binary form must reproduce the above copyright

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33	33

34 namespace blink {	34 namespace blink {

35	35

36 class RenderLayer;	36 class RenderLayer;

37	37

38 class CompositingLayerAssigner {	38 class CompositingLayerAssigner {

39 public:	39 public:

40 explicit CompositingLayerAssigner(RenderLayerCompositor*);	40 explicit CompositingLayerAssigner(RenderLayerCompositor*);

41 ~CompositingLayerAssigner();	41 ~CompositingLayerAssigner();

42	42

43 void assign(RenderLayer* updateRoot, Vector<RenderLayer*>& layersNeedingRepa int);	43 void assign(RenderLayer* updateRoot, Vector<RenderLayer*>& layersNeedingPain tInvalidation);

44	44

45 bool layersChanged() const { return m_layersChanged; }	45 bool layersChanged() const { return m_layersChanged; }

46	46

47 // FIXME: This function should be private. We should remove the one caller	47 // FIXME: This function should be private. We should remove the one caller

48 // once we've fixed the compositing chicken/egg issues.	48 // once we've fixed the compositing chicken/egg issues.

49 CompositingStateTransitionType computeCompositedLayerUpdate(RenderLayer*);	49 CompositingStateTransitionType computeCompositedLayerUpdate(RenderLayer*);

50	50

51 private:	51 private:

52 struct SquashingState {	52 struct SquashingState {

53 SquashingState()	53 SquashingState()

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72 size_t nextSquashedLayerIndex;	72 size_t nextSquashedLayerIndex;

73	73

74 // The absolute bounding rect of all the squashed layers.	74 // The absolute bounding rect of all the squashed layers.

75 IntRect boundingRect;	75 IntRect boundingRect;

76	76

77 // This is simply the sum of the areas of the squashed rects. This can b e very skewed if the rects overlap,	77 // This is simply the sum of the areas of the squashed rects. This can b e very skewed if the rects overlap,

78 // but should be close enough to drive a heuristic.	78 // but should be close enough to drive a heuristic.

79 uint64_t totalAreaOfSquashedRects;	79 uint64_t totalAreaOfSquashedRects;

80 };	80 };

81	81

82 void assignLayersToBackingsInternal(RenderLayer, SquashingState&, Vector<Re nderLayer>& layersNeedingRepaint);	82 void assignLayersToBackingsInternal(RenderLayer, SquashingState&, Vector<Re nderLayer>& layersNeedingPaintInvalidation);

83 void assignLayersToBackingsForReflectionLayer(RenderLayer* reflectionLayer, Vector<RenderLayer*>& layersNeedingRepaint);	83 void assignLayersToBackingsForReflectionLayer(RenderLayer* reflectionLayer, Vector<RenderLayer*>& layersNeedingPaintInvalidation);

84 CompositingReasons getReasonsPreventingSquashing(const RenderLayer*, const S quashingState&);	84 CompositingReasons getReasonsPreventingSquashing(const RenderLayer*, const S quashingState&);

85 bool squashingWouldExceedSparsityTolerance(const RenderLayer* candidate, con st SquashingState&);	85 bool squashingWouldExceedSparsityTolerance(const RenderLayer* candidate, con st SquashingState&);

86 void updateSquashingAssignment(RenderLayer, SquashingState&, CompositingSta teTransitionType, Vector<RenderLayer>& layersNeedingRepaint);	86 void updateSquashingAssignment(RenderLayer, SquashingState&, CompositingSta teTransitionType, Vector<RenderLayer>& layersNeedingPaintInvalidation);

87 bool needsOwnBacking(const RenderLayer*) const;	87 bool needsOwnBacking(const RenderLayer*) const;

88	88

89 RenderLayerCompositor* m_compositor;	89 RenderLayerCompositor* m_compositor;

90 bool m_layerSquashingEnabled;	90 bool m_layerSquashingEnabled;

91 bool m_layersChanged;	91 bool m_layersChanged;

92 };	92 };

93	93

94 } // namespace blink	94 } // namespace blink

95	95

96 #endif // CompositingLayerAssigner_h	96 #endif // CompositingLayerAssigner_h

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