RESOLVED FIXED 155734
[iOS WK2] Use larger tiles when possible to reduce per-tile painting overhead 
https://bugs.webkit.org/show_bug.cgi?id=155734
Summary [iOS WK2] Use larger tiles when possible to reduce per-tile painting overhead
Simon Fraser (smfr)
Reported 2016-03-21 14:44:55 PDT
[iOS WK2] Use larger tiles when possible to reduce per-tile painting overhead
Attachments
Patch (17.93 KB, patch)
2016-03-21 14:54 PDT, Simon Fraser (smfr) 		thorton: review+
DetailsFormatted DiffDiff
View All Add attachment proposed patch, testcase, etc.
Simon Fraser (smfr)
Comment 1 2016-03-21 14:54:04 PDT
Created attachment 274623 [details] Patch
Simon Fraser (smfr)
Comment 2 2016-03-21 14:55:32 PDT
rdar://problem/24968144
Tim Horton
Comment 3 2016-03-21 15:00:36 PDT
Comment on attachment 274623 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=274623&action=review > Source/WebCore/platform/graphics/ca/TileController.cpp:367 > - double horizontalMargin = tileSize().width() / contentsScale; > - double verticalMargin = tileSize().height() / contentsScale; > + double horizontalMargin = kDefaultTileSize / contentsScale; > + double verticalMargin = kDefaultTileSize / contentsScale; Is this tested?
Simon Fraser (smfr)
Comment 4 2016-03-21 15:26:13 PDT
Yes, the overdraw should be tested. https://trac.webkit.org/r198502
Note You need to log in before you can comment on or make changes to this bug.