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"alphaQuad" <alp### [at] earthlink net> wrote:
> "the same line artifacts" are correct renders not artifacts; shown by the bezier
> graph. The slightest curve in glass focuses the light as opposed to the left,red
> glass with nodes just moved down (and other cups with a straight surface).
well, the curves are very smooth in the 2D editors, but in povray the transition
is much too visible no matter how much you tweak it. That's my point: povray
smoother.
packages, not cubic spline...
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