[GRASS-user] two questions - v.overlay and r.to.vect

Hamish hamish_b at yahoo.com
Mon Apr 13 03:02:17 EDT 2009


Carlos wrote:
> 1 - v.overlay: can we make it to run also with points data?
> That is, I want to "clip" extract some vector points using a
> polygon as limit. So far it seems to work only with lines
> (6.5svn)

use v.select

> 2 - r.to.vect: It would be nice if we could select which
> features to be converted to vector by its categories,

perhaps use r.mask or r.reclass first for the filter?


Hamish



      



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