"samples" was the word I was looking for. I found the page in the
documentation which talks about samples and confidence and variance.

Thanks a bunch!

"bob h" <omn### [at] charternet> wrote in message
news:3c9ecedf@news.povray.org...
> "Chris Becker" <cmb### [at] ritedu> wrote in message
> news:3c9e8bb2$1@news.povray.org...
> > Based off some code I got from these groups, I've made a tornado type
> cloud
> > with media, cylindrical pattern and turbulence:
> >
> > http://www.csh.rit.edu/~topher/mediacloud.jpg
> >
> > However, as the angle between the cylinder and the camera increases, you
> can
> > start to see artifacts. How exactly do I get this to smooth out? Is
there
> a
> > parameter like number_tests that I can increase to fix this?
>
> That is interesting, smooth nearer top, degradation nearer bottom.
> What were the 'samples' set to? And did you also use 'intervals',
'jitter',
> 'confidence', 'variance', etc.? Easier still, if you could just post the
> media portion of your scene file that would answer all.
> But basically, samples should be able to smooth it out. If the script has
> intervals set to some small value though that could be the reason for this
> happening I believe. v3.5 media method 3 automatically adjusts that if
> intervals is left out.
> --
> sphere_sweep{b_spline 20<-2,-2,4>.1<-2,-1,4>.15<-1.5,1,4>.1<0,0,4>.1
> <-2,0,4>.1<0,-1,4>.1<-2.5,-1,4>.1<-.5,-1,4>.1,<0,0,4>.1<1,-.5,4>.1
> <0,-1,4>.1<-.5,-.5,4>.1<0,0,4>.1<1,-1,4>.1<1.5,-.25,4>.1<2,0,4>.1
> <2,-.75,4>.1<1,-1,4>.1<1.5,1,4>.1<1.5,1,4>.1pigment{rgb 9}}//v3.5
>
>
>

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