Laura, On Thu, Apr 2, 2009 at 7:08 PM, Laura Toma <ltoma at bowdoin.edu> wrote: > > If you're looking for a fast version of r.cost, try r.terracost. I think > I put it at some point in the add-ons repository. so far it is not in addons... http://trac.osgeo.org/grass/browser/grass-addons/raster Markus