From: Yair Kurzion (yair++at++polygon.engr.sgi.com)
Date: 02/12/2002 17:54:51
Hello Bram !
From `man pfBillboard':
Intersection traversals test only the pfBillboard's bounding volume, not
its individual pfGeoSets.
The problem in implementing a full billboard intersection is that you don't
know the correct billboard orientation (it depends on the viewer position).
-yair
>
>
> pfHello,
>
>
> Is it possible to use pfNode::isect() to test for intersections against
> billboarded geometry?
> In my program, I only seem to get hits against non-billboarded geosets.
> I wonder if this is a bug in my code, or a performer limitation.
>
> Thanks,
>
> Bram
>
>
> --
> ------------------------------------------------------------------------------
> Bram Stolk, VR Specialist.
> SARA Academic Computing Services Amsterdam, PO Box 94613, 1090 GP AMSTERDAM
> email: bram++at++sara.nl Phone +31-20-5923059 Fax +31-20-6683167
>
> "I heard if you play the NT-4.0-CD backwards, you get a satanic message."
> "Thats nothing, if you play it forward, it installs NT-4.0"
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--
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