diff options
Diffstat (limited to 'cc/damage_tracker.h')
| -rw-r--r-- | cc/damage_tracker.h | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/cc/damage_tracker.h b/cc/damage_tracker.h index 5121b06..f72c3f0 100644 --- a/cc/damage_tracker.h +++ b/cc/damage_tracker.h @@ -16,35 +16,35 @@ class WebFilterOperations; namespace cc { -class CCLayerImpl; -class CCRenderSurface; +class LayerImpl; +class RenderSurfaceImpl; -// Computes the region where pixels have actually changed on a RenderSurface. This region is used +// Computes the region where pixels have actually changed on a RenderSurfaceImpl. This region is used // to scissor what is actually drawn to the screen to save GPU computation and bandwidth. -class CCDamageTracker { +class DamageTracker { public: - static scoped_ptr<CCDamageTracker> create(); - ~CCDamageTracker(); + static scoped_ptr<DamageTracker> create(); + ~DamageTracker(); void didDrawDamagedArea() { m_currentDamageRect = FloatRect(); } void forceFullDamageNextUpdate() { m_forceFullDamageNextUpdate = true; } - void updateDamageTrackingState(const std::vector<CCLayerImpl*>& layerList, int targetSurfaceLayerID, bool targetSurfacePropertyChangedOnlyFromDescendant, const IntRect& targetSurfaceContentRect, CCLayerImpl* targetSurfaceMaskLayer, const WebKit::WebFilterOperations&); + void updateDamageTrackingState(const std::vector<LayerImpl*>& layerList, int targetSurfaceLayerID, bool targetSurfacePropertyChangedOnlyFromDescendant, const IntRect& targetSurfaceContentRect, LayerImpl* targetSurfaceMaskLayer, const WebKit::WebFilterOperations&); const FloatRect& currentDamageRect() { return m_currentDamageRect; } private: - CCDamageTracker(); + DamageTracker(); - FloatRect trackDamageFromActiveLayers(const std::vector<CCLayerImpl*>& layerList, int targetSurfaceLayerID); - FloatRect trackDamageFromSurfaceMask(CCLayerImpl* targetSurfaceMaskLayer); + FloatRect trackDamageFromActiveLayers(const std::vector<LayerImpl*>& layerList, int targetSurfaceLayerID); + FloatRect trackDamageFromSurfaceMask(LayerImpl* targetSurfaceMaskLayer); FloatRect trackDamageFromLeftoverRects(); FloatRect removeRectFromCurrentFrame(int layerID, bool& layerIsNew); void saveRectForNextFrame(int layerID, const FloatRect& targetSpaceRect); // These helper functions are used only in trackDamageFromActiveLayers(). - void extendDamageForLayer(CCLayerImpl*, FloatRect& targetDamageRect); - void extendDamageForRenderSurface(CCLayerImpl*, FloatRect& targetDamageRect); + void extendDamageForLayer(LayerImpl*, FloatRect& targetDamageRect); + void extendDamageForRenderSurface(LayerImpl*, FloatRect& targetDamageRect); // To correctly track exposed regions, two hashtables of rects are maintained. // The "current" map is used to compute exposed regions of the current frame, while |