Bug 53731 - REGRESSION: Artifacts on box-shadow corners in some cases
Summary: REGRESSION: Artifacts on box-shadow corners in some cases
Status: RESOLVED FIXED
Alias: None
Product: WebKit
Classification: Unclassified
Component: CSS (show other bugs)
Version: 528+ (Nightly build)
Hardware: All All
: P1 Normal
Assignee: Simon Fraser (smfr)
URL:
Keywords: LayoutTestFailure, Regression
Depends on:
Blocks:
 
Reported: 2011-02-03 16:18 PST by Simon Fraser (smfr)
Modified: 2011-02-03 21:28 PST (History)
2 users (show)

See Also:

Attachments
Testcase (873 bytes, text/html)
2011-02-03 16:18 PST, Simon Fraser (smfr) 		no flags Details
Patch (24.62 KB, patch)
2011-02-03 20:25 PST, Simon Fraser (smfr) 		mitz: review+
Details | Formatted Diff | Diff
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Description Simon Fraser (smfr) 2011-02-03 16:18:29 PST 
Created attachment 81135 [details]
Testcase

The attached testcase shows some artifacts on the corners.
Comment 1 Simon Fraser (smfr) 2011-02-03 20:25:35 PST 
Created attachment 81180 [details]
Patch
Comment 2 mitz 2011-02-03 21:22:03 PST 
Comment on attachment 81180 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=81180&action=review

> LayoutTests/ChangeLog:14
> +        * platform/mac/fast/box-shadow/shadow-tiling-artifact-expected.checksum: Added.
> +        * platform/mac/fast/box-shadow/shadow-tiling-artifact-expected.png: Added.
> +        * platform/mac/fast/box-shadow/shadow-tiling-artifact-expected.txt: Added.

What’s Mac-specific about these results?
Comment 3 Simon Fraser (smfr) 2011-02-03 21:24:33 PST 
(In reply to comment #2)
> (From update of attachment 81180 [details])
> View in context: https://bugs.webkit.org/attachment.cgi?id=81180&action=review
> 
> > LayoutTests/ChangeLog:14
> > +        * platform/mac/fast/box-shadow/shadow-tiling-artifact-expected.checksum: Added.
> > +        * platform/mac/fast/box-shadow/shadow-tiling-artifact-expected.png: Added.
> > +        * platform/mac/fast/box-shadow/shadow-tiling-artifact-expected.txt: Added.
> 
> What’s Mac-specific about these results?

We only use ShadowBlur on CG platforms currently.
Comment 4 Simon Fraser (smfr) 2011-02-03 21:28:52 PST 
http://trac.webkit.org/changeset/77601