[GRASSLIST:9223] Re: newbie questions DEM v.in.org

[Maciek Sieczka]

On pią, 2005-11-25 at 09:36 -0500, Travis Kirstine GIS Tech wrote:
> Hi
> I have some basic questions about importing, viewing data.  I've been a ESRI
> user for a few years and would really like to start converting much of my
> work to Grass especially surface analysis.  Right now I'm trying to import
> shapefiles (contours with elevations stored in 'contour' field in the
> shapefile's dbf) to use to create raster surfaces.  First I import the
> shapefile with v.in.org and select -z 'Create 3d output'.

For DEM interpolation 2d vectors are enough - only set the the zcolumn
properly in v.surf.rst.

If you really need to interpolate a 3d vector specify layer=0 in
v.surf.rst.

Maciek


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