Yet another bug. This time filters vs selections

[Dmitry Kazakov]

>
> > > > Again. That is a binary transparency iteration that is not good
> itself.
> > > We
> > > > need a full-featured transparency with 256 levels of transparency.
> > > >
> > >
> > > We have that. Apart from isSelected(), the iterator also provides
> > > selectedness() which returns those levels.
> > >
> >
> > Don't you suggest filtering layers pixel by pixel? =)
>
> Sorry, I don't follow?
>

At the moment we check whether something is selected pixel by pixel.
(while(<nextPixel> && iter->isSelected()) pixel++;)

Just imagine if we have to check every pixel which selectedness() does he
have and apply it to him. It'll leave too big footprint and will work too
slow.



-- 
Dmitry Kazakov
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