[Gdal-dev] Geometry Collection

[Frank Warmerdam]

Radim Blazek wrote:
> Can Geometry Collection (GC) in OGR contain other GC, i.e. tree of GC without any
> limits on number of levels? 

Radim,

Yes, I believe OGRGeometryCollection can hold other geometry collections.

> Is it possible in SFS? It seems, that it is possible [1].

I believe so.

> Does it make any sense to have GC of GC tree? I don't think so. 
> Are there any applications where such trees are useful? 
> Does any SW producing such trees exist?

I can imagine some situations in which it would be useful, but I have certainly
never run into such a situation yet in "real life".

Best regards,

-- 
---------------------------------------+--------------------------------------
I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | Geospatial Programmer for Rent