translucent and transparent in B3d
Martin Kuball
MartinKuball at web.de
Tue Aug 12 15:34:42 UTC 2003
Am Montag, 11. August 2003 20:25 schrieben Sie:
> Martin Kuball wrote:
> > Hi!
> >
> > In B3DSceneMorph>>renderOn: the color of the morph is checked for
> > translucency:
> >
> > (color isTransparent or: [color isTranslucent])
> > ifTrue: [myRenderer restoreMorphicBackground: self bounds under: self].
> >
> > If I understand this, translucency includes transparency. So the explicit
> > test for the latter is not necessary, isn't it?
> >
> > Som lines later:
> >
> > color isTransparent
> > ifFalse:[myRenderer clearViewport: color].
> >
> > Should't this be "color isTranslucent" here?
>
> No. If the color is not transparent, the viewport must be filled with
> the translucent color to get the "tint" effect.
OK, agreed. But I'm right on the first one, am I?
Martin
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