Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 31fd319816e03ebcf4a2afe221121d3a8baf730c
https://github.com/WebKit/WebKit/commit/31fd319816e03ebcf4a2afe221121d3a8baf730c
Author: Matt Woodrow <[email protected]>
Date: 2024-11-06 (Wed, 06 Nov 2024)
Changed paths:
M Source/WebCore/rendering/RenderLayer.cpp
M Source/WebCore/rendering/RenderLayer.h
M Source/WebCore/rendering/RenderLayerBacking.cpp
M Source/WebCore/rendering/RenderLayerBacking.h
M Source/WebCore/rendering/RenderLayerCompositor.cpp
M Source/WebCore/rendering/RenderLayerCompositor.h
Log Message:
-----------
RenderLayerCompositor::updateEventRegions spends time recursing unchanged
subtrees
https://bugs.webkit.org/show_bug.cgi?id=282580
<rdar://139246649>
Reviewed by Simon Fraser.
We set a dirty bit on the compositing layer that needs an update, we can easily
mark ancestors to reduce the work to find that layer again.
* Source/WebCore/rendering/RenderLayer.cpp:
(WebCore::RenderLayer::addChild):
(WebCore::RenderLayer::calculateClipRects const):
* Source/WebCore/rendering/RenderLayer.h:
* Source/WebCore/rendering/RenderLayerBacking.cpp:
(WebCore::RenderLayerBacking::RenderLayerBacking):
(WebCore::RenderLayerBacking::setNeedsEventRegionUpdate):
(WebCore::RenderLayerBacking::updateEventRegion):
* Source/WebCore/rendering/RenderLayerBacking.h:
* Source/WebCore/rendering/RenderLayerCompositor.cpp:
(WebCore::RenderLayerCompositor::updateEventRegionsRecursive):
(WebCore::RenderLayerCompositor::updateEventRegions):
* Source/WebCore/rendering/RenderLayerCompositor.h:
Canonical link: https://commits.webkit.org/286225@main
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