In article <397CB7A2.9E5A045C@schunter.etc.tu-bs.de>, 
chr### [at] gmxde wrote:

> Sorry if I wasn't clear enough, I meant painting away certain 
> structures in the heightfield file, that i do not like.  Of course 
> you do not neccessarily need CSG to do that with isosurfaces, you 
> could change the isosurface function, but it would never be that 
> simple IMO.

I still don't understand...what is stopping you from painting away those 
structures and using the image in an isosurface? There are a couple ways 
you could do it...image_pattern, image_map. Just use a pigment function.

-- 
Christopher James Huff - Personal e-mail: chr### [at] maccom
TAG(Technical Assistance Group) e-mail: chr### [at] tagpovrayorg
Personal Web page: http://homepage.mac.com/chrishuff/
TAG Web page: http://tag.povray.org/

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