Bug 253614

Summary:	Use the Copy CompositeOperator when copying canvas into its layer
Product:	WebKit	Reporter:	Matt Woodrow <mattwoodrow>
Component:	Layout and Rendering	Assignee:	Matt Woodrow <mattwoodrow>
Status:	RESOLVED FIXED
Severity:	Normal	CC:	bfulgham, simon.fraser, webkit-bug-importer, zalan
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified

Matt Woodrow

Reported 2023-03-08 16:24:37 PST

When the canvas buffer is the only draw into the layer, we should be able to just directly copy the pixels instead of blending. This also means we can skip clearing the back buffer.

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Matt Woodrow

Comment 1 2023-03-08 16:26:36 PST

Pull request: https://github.com/WebKit/WebKit/pull/11264

EWS

Comment 2 2023-03-09 19:32:50 PST

Committed 261484@main (876cd0f5d213): <https://commits.webkit.org/261484@main> Reviewed commits have been landed. Closing PR #11264 and removing active labels.

Radar WebKit Bug Importer

Comment 3 2023-03-09 19:33:16 PST

<rdar://problem/106533934>

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