Ron Parker wrote:
> 
> Nope, those two are the only ones I know.  The 'inside' vs. 'outside' thing
> is basically programming, too, in the case of meshes where such is defined,
> so I don't see the same dichotomy you do here.

If you have a method to determine if some point is inside or outside the
object there is nothing further needed apart from the existing
intersection routines.  This makes only one reason why a mesh can't be
used in CSG.

Or did i miss something essential?

-- 
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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