[mapguide-users] OGR / GEOS selection problem

Frank Warmerdam warmerdam at pobox.com
Thu Jun 14 11:48:21 EDT 2007


Kenneth, GEOGRAF A/S wrote:
> This may also be fixed, but it seems that this is more a design choice 
> from OGR, rather than a flaw.

Kenneth,

Yes, exactly.  Which is why the SetSpatialFilter() docs read as they do.
For OGR it is considered more important that spatial filtering be fast
than that it restrict things to the absolute minimum number of features.

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    | President OSGeo, http://osgeo.org



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