Bug 95192 - [BlackBerry] Checkerboard observed after pinch zooming page with AC layers
Summary: [BlackBerry] Checkerboard observed after pinch zooming page with AC layers
Status: RESOLVED FIXED
Alias: None
Product: WebKit
Classification: Unclassified
Component: WebKit BlackBerry (show other bugs)
Version: 528+ (Nightly build)
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Arvid Nilsson
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2012-08-28 06:12 PDT by Arvid Nilsson
Modified: 2012-08-28 08:58 PDT (History)
5 users (show)

See Also:

Attachments
Patch (5.67 KB, patch)
2012-08-28 08:02 PDT, Arvid Nilsson 		no flags Details | Formatted Diff | Diff
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Description Arvid Nilsson 2012-08-28 06:12:04 PDT 
It turns out the LayerTiler was passing transformed ("pixel") coordinates to
GraphicsLayerClient::contentsVisible(), and that method expects untransformed
("document") coordinates. When the scale was not 1.0, this was comparing apples
and oranges.

PR 199177
Comment 1 Arvid Nilsson 2012-08-28 08:02:05 PDT 
Created attachment 160982 [details]
Patch
Comment 2 WebKit Review Bot 2012-08-28 08:57:59 PDT 
Comment on attachment 160982 [details]
Patch

Clearing flags on attachment: 160982

Committed r126885: <http://trac.webkit.org/changeset/126885>
Comment 3 WebKit Review Bot 2012-08-28 08:58:02 PDT 
All reviewed patches have been landed.  Closing bug.