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"John M. Dlugosz" wrote:
> When reading your tutorial, I had also assumed that the purpose of using the
> torii was as a curve-fit for one segment, but now I don't understand how
> that can be, since a torus only has one curve everywhere (making it
> ellipitical, as I had been thinking, would distort the cross-section of the
> pipe, too).
Precisely, two points and a tangent on one of them defines a circle, and the one
tangent comes from the previous segment. So curve-fitting would be impossible
with torical arcs.
--
David Fontaine <dav### [at] faricy net> ICQ 55354965
My raytracing gallery: http://davidf.faricy.net/
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