Calculating statistics from .3d files

[David Loeffler]

On Sep 2 2004, Olly Betts wrote:

> On Wed, Sep 01, 2004 at 11:08:20PM +0100, David Loeffler wrote:
> > I've enclosed the source code
> 
> I think you forgot to attach it (or perhaps the list software stripped 
> it?)

Yes, you are quite right, I forgot. Here it is.

> I'd really like to have such functionality in aven - so you can get such
> statistics for the survey (or a selected subsurvey once I've sorted out
> being able to select a subsurvey).  It sounds like you've done most of
> the hard work and it should be easily enough to hook in if you can send
> me a copy.

Indeed. It could easily be extended in various useful ways (for example, to 
calculate the point furthest from any entrance, or the minimum distance 
between two caves) - once you have the convex hull lots of things become 
easy.

> 
> Incidentally, you won't be able to check it in to CVS yourself as you
> don't have an account (note: cvs.survex.com != cvs.cucc.survex.com).

True.

Dave
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