[osg-users] gl_fragcolor.w

[Adrian Egli]

Do you have a screenshot or a demo, or even the source code ready :-)



2008/1/3, Robert Osfield <robert.osfield at gmail.com>:
>
> Have you enabled blending?
>
> On Jan 3, 2008 5:51 PM, hermens <H.Hermens at epro.de> wrote:
> >
> >
> > Hi all.
> >
> > I implemented a water shader in a little demo. Everything looks fine but
> i
> > can't get the alpha of the gl_FragColor to work.
> >
> > I also looked in the osgshaders example but there is the same problem.
> For
> > example if I change the gl_FragColor in file blocky.frag to gl_FragColor
> =
> > vec4 (color, 0.2) i don't see any difference.
> >
> > Any reasons why?
> >
> > Thanks in advance,
> >
> > Hilmar.
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> >
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> >
> >
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-- 
********************************************
Adrian Egli
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