Thanks! I will try this way.

2008/4/14, Serge Lages <[EMAIL PROTECTED]>:
>
> Hi Emilio,
>
> I think the best way to achieve what you want is to render your scene
> using two osg::Camera (two pass), first render your scene and then render
> the object you want to be in the first plane. Each camera have it's own
> near/far clip planes.
>
> Cheers,
>
> On Mon, Apr 14, 2008 at 3:06 PM, Emilio Lozano <[EMAIL PROTECTED]> wrote:
>
> > Hi Joachim,
> >
> > It's true, I can set the clipping plane nearer to me. But then I get
> > z-fighting effects in my scene, due to loss of precision in depth buffer
> > when near plane is close to 0.0 (and far plane has a high value due to the
> > size of my landscape).
> >
> > Kind regards,
> > Emilio.
> >
> > 2008/4/14, Joachim E. Vollrath <[EMAIL PROTECTED]>:
> >
> > > Hi Emilio,
> > >
> > > the near clipping plane defines the border between things that are "in
> > > front" or "behind" you (resp. the camera).
> > >
> > > Since you cannot see what is behind you, I should expect that
> > > deactivating the clipping will not accomplish what you're looking for.
> > >
> > > If you want to see more of the ship model you mentioned, perhaps
> > > modifying the near clipping value accordingly might give the expected
> > > results.
> > >
> > > Best,
> > > Joachim
> > >
> > > --
> > > Joachim E. Vollrath
> > > Visualisierungsinstitut der Universitaet Stuttgart (VISUS)
> > > web:   
> > > http://www.vis.uni-stuttgart.de/~vollrajm/<http://www.vis.uni-stuttgart.de/%7Evollrajm/>
> > > mail:  [EMAIL PROTECTED]
> > > phone: 49.711.7816.403
> > > fax:   49.711.7816.213
> > >
> > > german postal address:
> > > Dipl. Inf. Joachim E. Vollrath
> > > Visualisierungsinstitut der Universitaet Stuttgart (VISUS)
> > > Nobelstrasse 15
> > > 70569 Stuttgart
> > > GERMANY
> > >
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> >
> >
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>
>
> --
> Serge Lages
> http://www.tharsis-software.com
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>
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