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[Public WebGL] Re: Spec clarification: clear color with {preserveDrawingBuffer: false, alpha: false}



Great, thank you Mark! Thought I had read through that part but obviously not carefully enough.

--Brandon

On Sunday, January 26, 2014, Mark Callow <callow.mark@artspark.co.jp> wrote:

On 2014/01/26 16:37, Brandon Jones wrote:


1) Is there some reason why this behavior isn't expected? If so, what is the expected behavior?
Look at the specification of ReadPixels in the OpenGL ES 2.0 spec. You will see:

If the framebuffer does not support alpha values then the A that is obtained is 1.0.

Regards

    -Mark

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