On Jul 9, 2012, at 6:37 PM, Ed Linde wrote: > Thanks Nicolas. I was wondering what these points in the linestring > symbolize? Are the default set of points on a 2D linestring > indicating the positions at which the line is not straight and changes > directions?
Points making up a linestring are just that, points. They have no relationship to whether or not the line changes direction. Consider... +---------+-------------+---------------+ '+' are points defining the linestring that is symbolized by '+' and '-', but there is no change in direction, no inflection point. -- Puneet Kishor _______________________________________________ postgis-users mailing list postgis-users@postgis.refractions.net http://postgis.refractions.net/mailman/listinfo/postgis-users