W3C home > Mailing lists > Public > www-svg@w3.org > July 2012

Re: Compositing math in SVG

From: Calculemus <calculemus1988@gmail.com>
Date: Sat, 28 Jul 2012 01:44:45 +0200
Message-ID: <CAOn8Oo-St9azFDmEHs+z99TkvC7T3EErJTf5pmsu2j+VOdLZvA@mail.gmail.com>
To: Rik Cabanier <cabanier@gmail.com>
Cc: Dirk Schulze <dschulze@adobe.com>, "steve@fenestra.com" <steve@fenestra.com>, "www-svg@w3.org" <www-svg@w3.org>

1. "Where is the alpha coming from? Is it already in the image that you're
applying blending to?"

I created the images A and B in Photoshop, A has opacity
75% and B has 100%, so the alpha is coming
from the images yes.

2. "If so, you need to alpha blend with the background first and then

You mean alpha blend the top image A with bottom/background image B?
And then blend with...? I am confused, so I am not supposed to use that

Received on Friday, 27 July 2012 23:45:12 UTC

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