[GRASS-user] getting closed boundary line

[Luca Casagrande]

1) v.category to add a category number to the boundary 
2) v.extract to extract just the boundary

You can found more info on this commands, here:
http://grass.itc.it/grass62/manuals/html62_user/vector.html

Hope this help

Luca

On Fri, 19 Jan 2007 09:41:36 -0500
temiz <temiz at deprem.gov.tr> wrote:

> Maciej Sieczka wrote:
> > temiz wrote:
> >
> >   
> >> how can I get perimeter line of an area ( as closed boundary line) ?
> >>     
> >
> > v.to.db
> >
> > Maciek
> >
> >   
> thank you for your interest
> 
> If I am not mistaken, v.to.db produces  perimeter  as value.
> I need only border  "line"  of an area  (as graphic).
> 
> I am going to use it as GMT mask.
> 
> regards
> 
> -- 
> Ahmet Temiz



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