[postgis-devel] KML from PostGIS patch

Eduin Carrillo yecarrillo at yahoo.com
Fri Dec 8 09:26:25 PST 2006

Hi Paul. This is another patch. Transform function returns the geometry
untouched if requested srid is equal to input srid.


--- Paul Ramsey <pramsey at refractions.net> escribió:

> Which points up something: it doesn't look like transform() has a short 
> circuit right at the top to simply return the input geometry if the 
> requested SRID is the same as the current geometry SRID.
> Markus Schaber wrote:
> > This way, those people who don't need to transform first (because they
> > keep the data in a compatible coordinate system) can skip the
> > transform() overhead.
> > 
> > HTH,
> > Markus

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