Re: Performer questions

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Jim Helman (jimh++at++surreal)
Mon, 21 Feb 94 02:31:19 -0800

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> > On Fri, 16 Jul 93 18:41:18 -0700
> > Jim Helman <jimh++at++surreal.asd.sgi.com> writes:
> >
> > > There is a culling bug for scaled DCSes
> > > which was fixed in Release 1.1. 1.1 only
> > > was released for IRIX 5.0.
>
> Thanks for the advice, but we aren't using any pfDCS nodes at all!
> Only pfSCS nodes.

pfSCSes were affected as well, but for performance, are usually
pfFlattened out of the scene graph by run time. Generally, it's
best to avoid run-time scales, especially non-uniform ones, becuase
they require rescaling or renormalization of normals in the gfx pipe.

rgds,

-jim helman

jimh++at++surreal.asd.sgi.com
415/390-1151

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