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"Bill Pragnell" <bil### [at] hotmail com> wrote:
> Some of you may remember my Escher 'Double Planetoid' tribute from a couple of
> years back. I've been playing with the rocky part of the planetoid, partly to
> improve the realism of the rock and partly to make it render faster, because
> I'm trying to render a large version to put on Zazzle (test renders at the
> final resolution were starting to take weeks. Damn you, radiosity +
> isosurface!)
>
> I got hold of Jaap Frank's tweaking of Kevin Loney's isosurface approximation
> macro, see
>
>
http://news.povray.org/povray.binaries.images/thread/%3C3f012665%40news.povray.org%3E/
>
> for the original thread on this server. The tetrahedron below is built from
> 2,400 copies of the demo scene's wrinkled sphere mesh at <100,100,100>
> resolution, and rendered in ~30 mins on my Macbook (peak memory ~22MB).
>
> The idea is to suggest a normal spherical planetoid but with mountainous peaks
> that more naturally form a tetrahedron shape. I think it's a very nice result
> so I thought I'd share it!
>
> Comments are of course welcome
>
> Bill
Must be a popular vacation planet for the rock climbing crowd!
RG
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