"Patrick Elliott" <sel### [at] rrazcom> wrote in message
news:1103_1026511141@news.povray.org...
> > Check out my curvetri.inc, posted in p.b.s-f (I think :)
> >
> > ....Chambers
> >
>
> Been thinking about this... This idea may be very mathimatically
intensive, but lets say you did
> the folowing... Use the three points on the triangle and there
relationship to the normal provided
> (assuming you can) and find an area of a real sphere defined by those
points and with same
> real curvature, then use the math for generating spheres to produce those
points within the
> that triangle. This assumes you can calculate based on those point and a
curve what the radius
> would need to be for the sphere, but would in theory produce a true curve,
without the need to
> tessilate the object further. I haven't a clue how myself, but
geometrically it should work. Or so
> I assume...

That was similar to the first way I tried.  Except, I tried blending between
three different spheres, defined by each point and it's normal :)  Didn't
work too well, though :(

...Chambers

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