Searched refs:oldCoveredRegion (Results 1 – 1 of 1) sorted by relevance
1667 const Region oldCoveredRegion = layer->coveredRegion; in computeVisibleRegions() local1668 const Region oldExposed = oldVisibleRegion - oldCoveredRegion; in computeVisibleRegions()1669 dirty = (visibleRegion&oldCoveredRegion) | (newExposed-oldExposed); in computeVisibleRegions()