[Webkit-unassigned] [Bug 84306] [Qt][WK2] Fixed layers are shaking when zoom level is not 1.0 due to a rounding error.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=84306


Noam Rosenthal <noam.rosenthal at nokia.com> changed:

           What    |Removed                     |Added
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 Attachment #139067|review?                     |review-
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--- Comment #15 from Noam Rosenthal <noam.rosenthal at nokia.com>  2012-04-27 06:34:58 PST ---
(From update of attachment 139067)
View in context: https://bugs.webkit.org/attachment.cgi?id=139067&action=review

Thread safety issues with this patch - calling WebLayerTreeRenderer functions from the main thread and renderer thread.

> Source/WebKit2/UIProcess/API/qt/qquickwebview.cpp:553
> +    QRect result(floor(mappedRect.x()), floor(mappedRect.y()), floor(mappedRect.width()), floor(mappedRect.height()));
> +    return result;

return QRect(floor(mappedRect.x()), floor(mappedRect.y()), floor(mappedRect.width()), floor(mappedRect.height()));

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