Bug 196039 - Detect when layers can behave as a stacking container, to reduce layer explosion
Summary: Detect when layers can behave as a stacking container, to reduce layer explosion
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: Compositing (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Nobody
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2019-03-20 15:37 PDT by Simon Fraser (smfr)
Modified: 2019-03-22 09:06 PDT (History)
3 users (show)

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Description Simon Fraser (smfr) 2019-03-20 15:37:25 PDT 
In some cases it's beneficial to treat layer as a CSS stacking context even if it isn't one, so that we create fewer descendant compositing layers.

This will involve bringing back code similar to the code I removed in r236424 and r236611.
Comment 1 Radar WebKit Bug Importer 2019-03-20 15:37:43 PDT 
<rdar://problem/49082455>