Kari Kivisalo wrote:

> Kevin Jackson-Mead wrote:
> >
> > see, some weird stuff is going on.  Any ideas exactly what's causing it?
>
> Aliasing. Too low sampling frequency folds high frequencies over lower
> frequencies. Cure: +a0.1 +r5 or render at 2x,3x, etc. resolution and
> sample down.
>
> ______________________________________________________________________
> Kari Kivisalo                                  http://www.kivisalo.net

Got it.  Thanks.  The unintended "folding" is kind of neat, though.  Might
have to experiment with that.

Kevin Jackson-Mead
http://www.mindspring.com/~jacksonmead

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