Bill DeWitt wrote:
> "Christoph Hormann" <Chr### [at] schunter etc tu-bs de> wrote :
> >
> > function {
> > (-V1*x-V2*y)&
> > (-V1*x+V2*y)&
> > (V1*x-V2*y)&
> > (V1*x+V2*y)&
> > (-V1*y-V2*z)&
> > (-V1*y+V2*z)&
> > (V1*y-V2*z)&
> > (V1*y+V2*z)&
> > (-V1*z-V2*x)&
> > (-V1*z+V2*x)&
> > (V1*z-V2*x)&
> > (V1*z+V2*x)
> > }
>
> I find this fascinating and have no hope of figuring it out. My
> love/hate relationship with Isosurface continues.
It's just an intersection of twelve planes in the form Ax+By+Cz. With a
dodecahedron I believe it is possible to orient it in such a way that
each plane only requires two of these components.
--
David Fontaine <dav### [at] faricy net> ICQ 55354965
My raytracing gallery: http://davidf.faricy.net/
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