[GRASS-user] Re-organizing Project

[Hamish]

Rich wrote:
>   If this is correct, what command should I use to
> eliminate all data external to that WIND?

fwiw "WIND" is mostly a behind the scenes term, "region" is
the user exposed term.


> For example, the stream/river map has > 712,000
> elements, but the current project area has probably
> 100-200. I'd like a copy
> of that map with only those elements within the smaller
> bounds in the project1 mapset.

use v.in.region + v.select (or + v.overlay)

for rasters just change the region then do
r.mapcalc crop_map=orig_map



Hamish