[GRASS-user] Migrate to Grass 7 question; vector topology?

Nikos Alexandris nik at nikosalexandris.net
Mon Mar 18 06:31:22 PDT 2013


nik at nikosalexandris.net:
> > in G6, revision=55280M

> > real    2m4.002s
> > user    1m19.377s
> > sys     0m9.093s

> > # v.info -t returns
> > nodes=63241

> [snip]

> > in G7, revision=55284M

> > real    0m33.384s
> > user    0m29.194s
> > sys     0m4.092s

> > # v.info -t returns
> > nodes=32698
 
> [snip]

> > ps- Curious: why is the reported number of "nodes" different?

Markus Metz:
> In G7, points and centroids no longer have nodes. Nodes are only used
> to connect lines/boundaries (G6 + G7).

Thanks for the quick-feedback.

Nikos
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