On Tue, Feb 14, 2012 at 12:54:54PM +0100, Frederik Ramm wrote: > I wonder if, with PostGIS raster support, I could: > > * simply import a world-wide SRTM data set (I'm sure people must > have done that already?) > * and then efficiently query the nearest raster values for a given > linestring geometry, thereby getting an altitude profile?
Yes and yes ! > Without having checked the limits of PostGIS raster support, it > sounds to me as if this could be much simpler than the old approach. > Can you see any obvious problems with that idea, or should I go > ahead and try it? I think you should be fine to go ahead and try it. Let us know how it goes ! --strk; _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
