[Webkit-unassigned] [Bug 89246] do not multiply/demultiply colors when alpha is 255

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=89246





--- Comment #8 from Simon Fraser (smfr) <simon.fraser at apple.com>  2012-07-27 10:28:52 PST ---
(In reply to comment #5)
> Seems reasonable, but I don't know how to weigh 3-5% loss in the transparent case against the speed win in the opaque case.  It's likely someone other than me should review this patch.

I don't either. Some perf data from PLT or pages on the web might help.

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