Hi,<div><br></div><div>I have 2D isolines in GRASS vector format with elevation in an attribute field called height.</div><div>I used v.surf.rst function to create raster DEM. However, after creation, it outputs a DEM</div>
<div>with value 0 elevation only. The description of the function is given as below. What would </div><div>be the possible cause for this? I am using wingrass 7.</div><div><br></div><div>cheers, Brian.</div><div><br></div>
<div><div>v.surf.rst -z input=isoline@TOPOIKDATA zcolumn=height elev=elev_1m </div><div>Reading features from vector map ...</div><div>Ignoring 86730 points (too dense)</div><div>Processing segments...</div><div>
WARNING: Taking too long to find points for interpolation - please change the region to area where your points are. Continuing calculations...</div><div>WARNING: Taking too long to find points for interpolation - please change the region to area where your points are. Continuing calculations...</div>
<div>WARNING: Taking too long to find points for interpolation - please change the region to area where your points are. Continuing calculations...</div><div>WARNING: Taking too long to find points for interpolation - please change the region to area where your points are. Continuing calculations...</div>
<div>v.surf.rst complete.</div></div>