In article <391f4ac0@news.povray.org>, "hall" 
<tre### [at] ww-interlinknet> wrote:

> #version unofficial MegaPOV 0.4;
> #include "colors.inc"
> light_source { <0,0,-8> 1}
> camera { location <0,0,-5> look_at <0,0,0> }
> #declare a=function{sqr(x)+sqr(y)+sqr(z)}
> isosurface
> {
>  function {a(x,y,z)}
>  contained_by{sphere {0,4}}
>  threshold 1
>  pigment{color rgb <1,1,1>}
> }
> 
> Is this my computer acting up, or is it MegaPOV, or am I just losing it?

Perhaps you should try using "eval" or a higher "max_gradient". The 
exponentially increasing values may be throwing the calculations off.

-- 
Christopher James Huff - Personal e-mail: chr### [at] yahoocom
TAG(Technical Assistance Group) e-mail: chr### [at] tagpovrayorg
Personal Web page: http://chrishuff.dhs.org/
TAG Web page: http://tag.povray.org/

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