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Created attachment 826482 [details] premultipliedalpha-firefox.png Visit http://jsfiddle.net/greggman/pWPPC/ The results for "premultipliedAlpha: false" are the same as "premultipledAlpha: true" They should be different. Might be a mac only issue or maybe a retina mac only issue?
Created attachment 826483 [details] premultipliedalpha-chrome.png chrome screenshot (see op for firefox screenshot)
Component: General → Canvas: WebGL
Product: Firefox → Core
Thanks for the report; Jeff is your best single-point-of-contact for WebGL matters. Also, Core / Canvas:WebGL is the right component. (Firefox means things specific to the Firefox app, not in Gecko platform code)
This is bug 819846. It's a general issue for us on Mac.
Status: UNCONFIRMED → RESOLVED
Last Resolved: 4 years ago
Resolution: --- → DUPLICATE
Duplicate of bug: 819846
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