[solved] additive or subtractive color

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daviddoria
Posts: 56
Joined: Fri Oct 03, 2008 7:57 am

[solved] additive or subtractive color

Postby daviddoria » Fri Oct 03, 2008 8:03 am

Is there a way to achieve this effect?
http://en.wikipedia.org/wiki/Image:AdditiveColor.svg

or the opposite?
http://en.wikipedia.org/wiki/Image:SubtractiveColor.svg

When I mess with the alpha value of the fill, clearly the entire object becomes transparent so the red becomes pink against the white background, instead of only combining with the other colors.

Can someone point me in the right direction?

Thanks!

Dave

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brynn
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Joined: Wed Sep 26, 2007 4:34 pm
Location: western USA
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Re: additive or subtractive color

Postby brynn » Fri Oct 03, 2008 9:42 am

In the layers dialog, you can choose a Blend mode. Is that what you're looking for?

daviddoria
Posts: 56
Joined: Fri Oct 03, 2008 7:57 am

Re: additive or subtractive color

Postby daviddoria » Fri Oct 03, 2008 11:38 am

yep, perfect!


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