On Wed, May 4, 2011 at 10:48 AM, Hanlie Pretorius <hanlie.pretor...@gmail.com> wrote: > Hi, > > I'd like to ask a question related to another question I was asking > recently about converting contour vectors to rasters and creating a > DEM from the raster contours using r.surf.contour. > > My supplied vector contour layer has 20m intervals between contour > lines. When I convert this to raster, the smallest region resolution I > can use is 5m, otherwise v.to.rast runs out of memory.
Please post - GRASS version/OS - g.region -p output to better understand the problem. Markus > When I use r.surf.contour to create the DEM from the raster, which > region resolution makes sense then? I set it to 20m because of the > contour interval, but I'm starting to think that's not the best option > because the interpolation between two contour lines should be as fine > as possible. > > Any thoughts? > > Thanks > Hanlie _______________________________________________ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user