[Webkit-unassigned] [Bug 241450] New: Don't allocate device pixel ratio scaled backing stores for layers that contain only unscaled bitmap content
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Wed Jun 8 22:30:46 PDT 2022
https://bugs.webkit.org/show_bug.cgi?id=241450
Bug ID: 241450
Summary: Don't allocate device pixel ratio scaled backing
stores for layers that contain only unscaled bitmap
content
Product: WebKit
Version: WebKit Nightly Build
Hardware: Unspecified
OS: Unspecified
Status: NEW
Keywords: InRadar
Severity: Normal
Priority: P2
Component: Layout and Rendering
Assignee: webkit-unassigned at lists.webkit.org
Reporter: mattwoodrow at apple.com
CC: bfulgham at webkit.org, simon.fraser at apple.com,
webkit-bug-importer at group.apple.com, zalan at apple.com
For layers that contain only unscaled bitmap content (like a canvas or image), then we don't need to allocate a device pixel ratio scaled backing store, since it's pointlessly upscaling.
<rdar://89515405>
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