Re: Inventor formats with perfly!!

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G.W. Estep II (gw++at++rivatech.com)
Sun, 08 Jun 1997 15:05:47 -0500

karthik Vazhkudai wrote:
>
> Hello,
> Does inventor format work properly with perfly? I tried some inventor
> files which have a thin walls and when I tried to rotate them, the walls
> seem to vanish and then again reappear. You could try to rotate the
> "slotmachine.iv" database in the inventor homepage at SGI. You would
> observe the base of the slotmachine disappear when rotated. But when I
> try this with a solid object, it seems to rotate properly without
> disappearing. Is this something to do with backface culling or perlfy
> doesnt just read thin objects? Any answer will be appreciated.
>

Yes the Inventor loader works. It does sound like you have single sided
polygons in you models. The easiest way to check is to run perfly on
your
model and press the 'b' key. This toggles backface culling on/off. The
faces that are missing should show up.

> Thanks
> Karthik
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