Re: [GRASS-user] DEM resolution from r.surf.contour

2011-05-06 Thread Markus Neteler
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

Re: [GRASS-user] DEM resolution from r.surf.contour

2011-05-06 Thread Hanlie Pretorius
GRASS 6.4.1 on Windows XP. g.region output for 5m resolution: g.region -p vect=contours_20m@PERMANENT nsres=5 ewres=5 projection: 99 (Transverse Mercator) zone: 0 datum: ** unknown (default: WGS84) ** ellipsoid: wgs84 north: -3121229.69982072 south: -3156672.30728643 west:

[GRASS-user] DEM resolution from r.surf.contour

2011-05-04 Thread Hanlie Pretorius
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,