Marc-Hendrik Bremer wrote:
> 
> WOW! That was really fast!
> 
> I think that will help a lot. 'object' is the object against which the
> pattern test?

Yes.

> 
> Shouldn't the foreground side of the bottom box and the sides of the
> floating box be all red? Or was your "projection-vector" not straight
> <0,1,0>?

If the projection vector and the surface are parallel, things do not work
very good, so it gets spotted.  Just like doing 'trace()' right across the
side of a box.  

> 
> Now were can I get it? ;-)
> 

Well, i did not yet test it very detailed, maybe also want to change some
things again, so i don't want to publish it right now.  If you like to use
it for a certain project, i can send you a copy via pm.

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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