From: Alexander Lechner (alexander.lechner++at++vertigo-systems.de)
Date: 10/14/2004 08:01:34
On Thursday 14 October 2004 16:30, GAILLARD alexandre wrote:
> HI,
>
> I'm doing a project in witch I need to integrete Cg in Performer to
> implement dynamic lighting. So this part of the job is done ... and now I
> have to take care of the materials.
>
> I fond 2 solutions for that particular problem :
> o 1 : Get them back from OpenGl .. but it seems that the material is not
> bind o 2 : Get them from Performer .. but my pfTraverser parametre always
> give me the top-level node (pfGroupe), the pfPath has his list empty and
> the Index from, GetIndex is always 0 ....
>
> So how can I do to get the material of the currenty rendered geometry if
> that's possible ....
>
> Thanks in advance ..
> Alexandre Gaillard
>
You could also compile your Cg program to arbVP1, arbFP1 and you´ll get access
to the current OpenGL state. Of course this is especially useful if you apply
your Cg program in the pfGeoState´s apply function, which is called after PF
has setup the OpenGL state.
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-- Alexander.Lechner ++at++ vertigo-systems.de Engelbertstraße 30 | phone: +49-221-2405472 D-50674 Köln | fax: +49-221-34892616
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