Paul Jones wrote:
> 
> Anybody have any ideas on how I could make a contour map of a height
> field?  I tried trace() and dropping a sphere at a point if it had a
> specific Y value, drop enough spheres and test for different heights and
> you statrt to get something which is OK, but it take half-past forever.
> Any other ideas? maybe a sphere sweep of some kind ??
> 
> -paul
> 

I'm not totally sure what you want to do, but as i understand it, you want
that contour lines only in povray.  

How about just using a partly transparent gradient y texture on the HF.  

If that's not a good solution, it would help a lot if you would say what
you want to use these lines for.

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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