Bug 219144

Summary: [TextureMapperGL] The invert filter wrongly inverts pre-multiplied alpha color
Product: WebKit Reporter: Fujii Hironori <Hironori.Fujii>
Component: PlatformAssignee: Fujii Hironori <Hironori.Fujii>
Status: RESOLVED FIXED    
Severity: Normal CC: cgarcia, cmarcelo, don.olmstead, ews-watchlist, kondapallykalyan, luiz, magomez, webkit-bug-importer, zan
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
test case
none
[Screenshot] WinCairo port
none
WIP patch
none
test case 2
none
Patch none

Description Fujii Hironori 2020-11-18 20:51:47 PST 
Created attachment 414536 [details]
test case

[TextureMapperGL] Extra white margin around rotated filter layers
Comment 1 Fujii Hironori 2020-11-18 20:53:11 PST 
Created attachment 414537 [details]
[Screenshot] WinCairo port
Comment 2 Fujii Hironori 2020-11-18 21:32:23 PST 
Created attachment 414540 [details]
WIP patch
Comment 3 Fujii Hironori 2020-11-18 22:04:19 PST 
Created attachment 414541 [details]
test case 2
Comment 4 Fujii Hironori 2020-11-18 22:44:47 PST 
Created attachment 414542 [details]
Patch
Comment 5 Fujii Hironori 2020-11-18 23:15:30 PST 
This patch also fixes the inverted down arrow on https://webkit.org/
https://ibb.co/album/k3Qq27
Comment 6 Fujii Hironori 2020-11-19 11:43:50 PST 
Comment on attachment 414542 [details]
Patch

Clearing flags on attachment: 414542

Committed r270040: <https://trac.webkit.org/changeset/270040>
Comment 7 Fujii Hironori 2020-11-19 11:43:53 PST 
All reviewed patches have been landed.  Closing bug.
Comment 8 Radar WebKit Bug Importer 2020-11-19 11:44:18 PST 
<rdar://problem/71595442>