[GRASS-user] Fwd: Area Extraction tools

[Milton Cezar Ribeiro]

Hi Yada,

If you have a raster map with your area of interest you can use
r.mask ...
r.mapcalc "DEM_clip=DEM"

or

g.region rast=mask_file
g.region res=DEFINE DESIRED RESOLUTION
r.mapcalc "DEM_clip=DEM"

I hope this helps.

milton

2011/7/27 Yada Elisabeth <yadaelisabeth at gmail.com>

>
>
> Dear GRASS users,
> I download a DEM file( SRTM geotiff) that I opened in GRASS 6.4.1
> One problem I am facing is that I want to extract a part (my area of
> interest) of this DEM
> I don't know how to proceed
>
> Yada
> Thank You in advance!
>
>
> _______________________________________________
> grass-user mailing list
> grass-user at lists.osgeo.org
> http://lists.osgeo.org/mailman/listinfo/grass-user
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.osgeo.org/pipermail/grass-user/attachments/20110727/913d3e4f/attachment.html