Re: Compositing math in SVG

Think about it. The more opacity you give to a color, the more its
appearance will go to white...

On Sat, Jul 21, 2012 at 8:30 PM, Calculemus <calculemus1988@gmail.com>wrote:

> Thanks for helping Rik.
>
> Hmm, so you suggest I should do that for the result I get from this:
>
>
> A*aa*(1-ba) + B*ba*(1-aa) + aa*ba*Blend(A, B)
>
> In your example, the pre-multiplied color does not have green and blue
> components and after the modification we have .5 for green and blue. This
> does not make sense to me.
>