[GRASS-user] v.net.iso - node costs
Moritz Lennert
mlennert at club.worldonline.be
Wed Nov 12 04:38:16 EST 2008
On 11/11/08 15:31, Paolo Craveri wrote:
> Hi all
>
> how can I use v.net.iso with node costs ?
>
> I tried this:
>
> g.copy vect=roads,myroads,archsites,myarchsites --o
>
> v.net myroads points=myarchsites out=mynetwork op=connect thresh=1000 --o
>
>
> v.db.addtable mynetwork layer=2 col="cat integer, cost double precision"
>
> echo "update mynetwork_2 set cost=1" | db.execute
Is mynetwork_2 attached to any map ?
What does 'v.category map=mynetwork option=report' give you ?
What does 'v.db.select map=mynetwork layer=2' give you ?
Moritz
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