Bug 224307

Summary:	Avoid using 1KB ItemBuffers in display lists for cached glyph buffers
Product:	WebKit	Reporter:	Simon Fraser (smfr) <simon.fraser>
Component:	Layout and Rendering	Assignee:	Nobody <webkit-unassigned>
Status:	NEW
Severity:	Normal	CC:	bfulgham, simon.fraser, webkit-bug-importer, wenson_hsieh, zalan
Priority:	P2	Keywords:	InRadar
Version:	Safari Technology Preview
Hardware:	Unspecified
OS:	Unspecified
See Also:	https://bugs.webkit.org/show_bug.cgi?id=224304

Simon Fraser (smfr)

Reported 2021-04-07 15:09:14 PDT

Cached DisplayLists used in FontCacade use 1KB item buffers that only contain a single DrawGlyphs item, which is very wasteful. We should find a more compact way to store these. Maybe we need different DisplayList storage for in-process vs IPC display lists.

Attachments
Add attachment proposed patch, testcase, etc.

Radar WebKit Bug Importer

Comment 1 2021-04-14 15:10:17 PDT

<rdar://problem/76667795>

Note You need to log in before you can comment on or make changes to this bug.