Martin Spott  wrote:
> "Frederic Bouvier" <[EMAIL PROTECTED]> wrote:
> 
> > I will post the model to Erik for inclusion in CVS.
> 
> This looks really promising. I have a feature request now: _Before_ people
> start modelling the Golden Gate it would be tremendously useful if the empty
> space below an object would really remain empty.
> I already noted several weeks ago that it is not possible to taxi below the
> new KSFO terminal building. It would be a pity if it would not be possible
> to fly below "The Bridge"  :-)

I think that this is because the hit test routine looks for the most high polygon 
when searching the ground. So you can leave the space below the bridge 
empty, at a moment the routine will return a negative distance to ground and
the fdm will conclude of a crash.

-Fred


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