RESOLVED FIXED 106504
REGRESSION(r139189): pixel alignment must be performed in device units. 
https://bugs.webkit.org/show_bug.cgi?id=106504
Summary REGRESSION(r139189): pixel alignment must be performed in device units.
Dongseong Hwang
Reported 2013-01-09 16:53:17 PST
After r139189, pixel alignment is performed in UI units. If deviceScaleFactor is fractional number, adjusted scroll position can blur non-composited layer.
Attachments
Patch (2.29 KB, patch)
2013-01-09 16:59 PST, Dongseong Hwang 		kenneth: review+
kenneth: commit-queue-
DetailsFormatted DiffDiff
Patch (2.21 KB, patch)
2013-01-10 00:52 PST, Dongseong Hwang 		no flags
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Dongseong Hwang
Comment 1 2013-01-09 16:59:19 PST
Created attachment 182016 [details] Patch
Kenneth Rohde Christiansen
Comment 2 2013-01-09 19:14:25 PST
Comment on attachment 182016 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=182016&action=review > Source/WebKit2/UIProcess/PageViewportController.cpp:98 > + float contentsScale = m_pageScaleFactor * deviceScaleFactor(); lets call this effectiveScale
Dongseong Hwang
Comment 3 2013-01-10 00:52:55 PST
Created attachment 182082 [details] Patch
WebKit Review Bot
Comment 4 2013-01-10 02:01:09 PST
Comment on attachment 182082 [details] Patch Clearing flags on attachment: 182082 Committed r139300: <http://trac.webkit.org/changeset/139300>
WebKit Review Bot
Comment 5 2013-01-10 02:01:13 PST
All reviewed patches have been landed. Closing bug.
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