Rune wrote:
> [...]
> The algorithm only checks for the first intersection, and if the first
> intersection is from the inside and out, it will be ignored, and the
> algorithm thinks there's no problem. I then improved the algorithm to check
> for the most relevant intersection and it seems to work for the large
> majority of cases, but as you can see the whole concept is a bit
> complicated, so it's very difficult to make a perfect algorithm...
> 

I understand the problem, but it only occurs, if you already start below
the surface, so i wonder how this happens (since originally everything is
above and there should be no way to get below)

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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