On Tue, Mar 11, 2003 at 07:05:03PM +0100, RaphaŽl Quinet wrote:
> It works that way because the GIMP uses post-multiplied alpha and you
> know it. If we were having this discussion about a program that uses
> pre-multiplied alpha (this is common in game editors, for example),
> then things would be very different.
The apps with pre-multiplied alpha are lossy, and they know it. They do
it because it's faster, or just because it's become traditional. We
should not model ourselves on them IMHO.
Gimp-developer mailing list