[Webkit-unassigned] [Bug 115304] REGRESSION(SUBPIXEL_LAYOUT) Composited layers can cause one pixel shifts

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=115304





--- Comment #4 from Allan Sandfeld Jensen <allan.jensen at digia.com>  2013-04-30 06:11:10 PST ---
Created an attachment (id=200103)
 --> (https://bugs.webkit.org/attachment.cgi?id=200103&action=review)
Patch

Preliminary patch. Fixes all shifts are resizes in the uploaded case, except for ones ending in exactly 0.5. I am guessing a rounding somewhere gets confused by negative vs positive rounding, but I haven't found it yet.

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