[GRASS-user] Re: A Script that only selects raster inside a polygon

Marcello Gorini gorini at gmail.com
Fri Sep 24 12:32:11 EDT 2010


>Pedro Roma:
>
>I want to develop a script that crops a raster in order to only have the
>pixels that are located inside a vector polygon. 

There is probably a more elegant solution, but this will do:

g.region vect=your_vector
v.to.rast input=your_vector output=your_vector_rasterized use=val
r.mask input=your_vector_rasterized
r.mapcalc "clipped_raster=original_raster"
r.mask -r

Hope this helps,

Marcello.
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