[postgis-users] st_closespoint weridness

Nicklas Avén nicklas.aven at jordogskog.no
Fri Oct 5 12:40:53 PDT 2012


I am not sure I understand what you get and what you expect. 

Is your input point inside the polygon?

Regards

Nicklas

On Fri, 2012-10-05 at 20:10 +0100, Dave Potts wrote:
> just tried a
> 
> select st_closestpoint(poly,point) and got the result point
> 
> The point is within a the closed polygon poly, the version is postgis 2.0 
> is there any sane reason why this behave in this manner.  I had expected
> to the value of the x/y coordinate pair from the polylgon that is nearest
> to point, not the value of point!
> 
> Any suggestions as what I might be doing wrong?  or an suggestions for a
> better way of doing this?
> 
> regards
> 
> 
> Dave.
> 





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