Hi Paul,
PS Interestingly, Microsoft has a patent on cheaply computing bounding
sphere radii in a scene graph. See US patent 6,664,975 in case you're
interested
Well, then forget I ever said anything about this. :-)
J-S
--
______________________________________________________
Jean-Sebastien Guay [EMAIL PROTECTED]
http://www.cm-labs.com/
http://whitestar02.webhop.org/
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