Well, I will have a database with thousands of points and I don't want to create thousands of vector files. Plus, I'm worried I will lose the length data if I use v.patch, which is what I am most interested in.
I will contact Daniel. Thanks for the tip. Cheers, John --- On Tue, 6/30/09, Hamish <hamis...@yahoo.com> wrote: > From: Hamish <hamis...@yahoo.com> > Subject: Re: [GRASS-user] Multiple v.net.path parameters > To: grass-user@lists.osgeo.org, "J. Holden" <statto...@yahoo.com> > Date: Tuesday, June 30, 2009, 8:01 PM > > J. Holden wrote: > > I am looking to use v.net.path to determine the > distance of > > many different points to many different other points > on a > > network. > > > > Is it possible to send multiple parameters to > v.net.path? > > For instance, I have (in theory) 4 points connected to > a > > network. I want to find the distance of the line > segments > > between points 1 and 4, 2 and 4, & 3 and 4. > > run 3 times and then combine with v.patch? > > > I want to: > > run v.net.path once by passing multiple parameters; > > get vector line output of each of these three paths > found > > by v.net.path in one output file; > > calculate the distance of each line from the file > using > > v.to.db. > > > > Since this is not a module of GRASS which I have > worked > > with in the past, I am wondering if this is possible. > > IIUC something like this has newly been worked on as part > of the > Google Summer of Code project by Daniel Bundala. > > http://grass.osgeo.org/wiki/GSoC_Network_Analysis > > > you might want to contact him and act as a beta tester for > his > new modules. (find him on the OSGeo SoC mailing list) > > > Hamish > > > > > > _______________________________________________ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user