[Qgis-developer] Spatial queries plugin should ignore very small intersections

Sandro Santilli strk at keybit.net
Mon Jan 7 02:08:23 PST 2013


On Mon, Jan 07, 2013 at 01:51:10AM -0800, Régis Haubourg wrote:
> 
> 
> Paolo Cavallini wrote
> > We (Faunalia) are making a cleaning tool using liblwgeom from PostGIS, and
> > sextante. 
> 
> That's good news Paolo ! 
> How does it work? Is it automagical like in ArcGis or more like a Grass topo
> build where user has to choose snapping threshold? 

No snapping, it simply turns invalid representations into valid ones.
There's no "cleaning" (tolerance based) performed.

--strk;


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