RESOLVED FIXED 78976
[mac] BackingStore::scroll() unnecessarily copies pixels around 
https://bugs.webkit.org/show_bug.cgi?id=78976
Summary [mac] BackingStore::scroll() unnecessarily copies pixels around
mitz
Reported 2012-02-18 14:49:14 PST
BackingStore::scroll() unnecessarily copies pixels around
Attachments
Maintain a mapping from backing store coordinates to client coordinates in the most recently scrolled rect (10.13 KB, patch)
2012-02-18 15:04 PST, mitz 		no flags
DetailsFormatted DiffDiff
Maintain a mapping from backing store coordinates to client coordinates in the most recently scrolled rect (10.18 KB, patch)
2012-02-18 16:29 PST, mitz 		andersca: review+
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
mitz
Comment 1 2012-02-18 14:50:43 PST
<rdar://problem/10891801>
mitz
Comment 2 2012-02-18 15:04:39 PST
Created attachment 127716 [details] Maintain a mapping from backing store coordinates to client coordinates in the most recently scrolled rect
mitz
Comment 3 2012-02-18 16:29:28 PST
Created attachment 127720 [details] Maintain a mapping from backing store coordinates to client coordinates in the most recently scrolled rect
Anders Carlsson
Comment 4 2012-02-18 19:47:08 PST
Comment on attachment 127720 [details] Maintain a mapping from backing store coordinates to client coordinates in the most recently scrolled rect View in context: https://bugs.webkit.org/attachment.cgi?id=127720&action=review > Source/WebKit2/UIProcess/BackingStore.h:99 > + // Contents of m_scrolledRect are offset by this amount (and wrapped around) with respect to Please add an extra newline before this comment.
mitz
Comment 5 2012-02-18 19:54:24 PST
Fixed in <http://trac.webkit.org/r108181>.
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