On Wed, Jun 13, 2007 at 01:06:36PM +0200, franco califano wrote: > I tried to use the ellipse function in > http://postgis.refractions.net/support/wiki/index.php?plpgsqlfunctions > > but i find a problem. > The shape of ellipse depends on the latitude of the center point (the ry > variable). > The bigger is it, the more the ellipse is stretched. > How can i solve this problem?
Have you tried creating the ellipse using a spatial reference system that uses units like meters (e.g., the appropriate UTM zone) and then transforming the result back to lat/lon? -- Michael Fuhr _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
