Mark Wagner wrote:
> 
> Chris Huff wrote in message ...
> 
> >These definitely need fixing...
> >Hmm, another thing that would be nice is a larger assortment of spline
> >types. Catmull-rom, b-splines, etc...
> 
> I'll do so if someone can point out some references for these, preferably
> with C code examples.  I'm having enough trouble trying to decipher the
> cryptic pseudo-code from my Numerical Analysis textbook to want to deal with
> Fortran.
> 

( NB! Shameless self-promotion follows ;o)
If You can read _my_ C code, then download source code for POVMan and
look file shdrexec.c, it contains implementation for Catmull-Rom,
Hermite, Bezier and B-splines.
(Or alternatively mail me and I'll send You only this file...)
HTH

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