subsetting a vector

Bill Jackson jackson at sierra.cecer.army.mil
Wed Feb 7 07:00:00 EST 1996



> 
> To select a zone of raster map in grass we just need
> to define the region and then
> 
> r.mapcalc "new.map = old.map"
> 
> Is there any way to do the same with a vector?
> I have a very large vector of coastlines and I'm
> interested only in one particular region.
> 
> alobo at eno.princeton.edu
> ***************************************************
> 

There is a shell programs v.clip.sh that will clip a region defined with d.zoom
.
This should be available on the moon ftp site. Another grass program, v.cutter
clips vectors with a "cookie cutter" vector input map.


Bill Jackson
LL-N
USA-CERL





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