Hugo wrote:
> 
> Thanks, that was what I meant.  :o)
> I tried averaging pigments in a circle formation but it's not smooth enough
> for isosurfaces. I hoped there was a mathematical way to blob pigments ala
> other shapes in isosurfaces.. I think it would be very useful.. Imagine a 3d
> pigment taken from an object-pattern (though, until now object patterns are
> only 2d..)  Then we could describe an object with ordinary POV primitives,
> make it a 3d pattern and blob that shape in an isosurface.

As you can probably imagine you are not the first one considering this...
;-)

Apart from the obvious practical problems you should note that there are
principal reasons why this will always be slower than using the
appropriate isosurface function directly.  

Christoph

-- 
Christoph Hormann <chr### [at] gmxde>
IsoWood include, radiosity tutorial, TransSkin and other 
things on: http://www.schunter.etc.tu-bs.de/~chris/

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