> Then maybe try an isosurface, like explained here (bottom of the page):
>
> http://webpages.charter.net/omniverse/stb_iso/iso_tutorial3.html

Nice tutorial. I'd been trying to figure out if it was possible to blend as
smoothly as that, and decided it would be too hard! I stand corrected :)

--
Tek
http://www.evilsuperbrain.com

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