Etienne DELAY (deust 2010) wrote > Dear all dear Markus, > Above all great job GRASS dev team ! Grass 7 is so nice and powerful. > I'm always in the dark with my dams problem. > > I would like to export dams points as node and for each node in the > attribute table 2 new column : dam before | dam after. I'm looking for > network analysis but it may be a wrong way ? > > There is a way to do that in Grass? > > > Cordialement > > Etienne DELAY (Skype : etienne.delay.tic) > Chaire: Capital environnemental et gestion durable des cours d'eau > laboratoire GEOLAB UMR 6042 CNRS > Université de Limoges, FLSH > 39E rue Camille Guérin 87036 Limoges > blog : http://elcep.legtux.org > > Le 18/10/2015 17:30, Markus Neteler a écrit : >> On Sat, Oct 17, 2015 at 11:17 AM, Etienne DELAY >> <
> etienne.delay@.unilim > <mailto: > etienne.delay@.unilim > >> wrote: >> > Re, >> > I have read carefully the v.out.ogr as will said for tring to export >> the >> > network layer but I've got an error : >> > >> > v.out.ogr --overwrite input=network@PERMANENT type=point dsn=~/ >> layer=2 >> > format=ESRI_Shapefile >> > >> > WARNING: 111738 line(s) found, but not requested to be exported. >> Verify >> > 'type' parameter. >> ... >> >> (I guess that you need to set "type=line" and not "type=point") >> >> ... this is why you may consider to upgrade to the current 7.0.x stable >> version. Note the differences: >> >> https://grass.osgeo.org/grass64/manuals/v.out.ogr.html >> type=string[,string,...] Feature type(s). >> Combinations not supported by all output formats. Default: first type >> found in input. >> Options: point,line,boundary,centroid,area,face,kernel,auto >> Default: line,boundary >> >> https://grass.osgeo.org/grass70/manuals/v.out.ogr.html >> type=string[,string,...] Feature type(s) >> Combination of types is not supported by all output formats. >> Default is to use first type found in input vector map. >> Options: point, line, boundary, centroid, area, face, kernel, auto >> Default: auto <<== >> >> Less to think about, much faster vector data processing, improved >> network analysis along with new graphical frontend: >> https://grasswiki.osgeo.org/wiki/Vector_network_analysis#Screenshots >> >> Best >> Markus > _______________________________________________ > grass-user mailing list > grass-user@.osgeo > http://lists.osgeo.org/mailman/listinfo/grass-user v.distance? ----- best regards Helmut -- View this message in context: http://osgeo-org.1560.x6.nabble.com/river-and-dams-in-netwok-analysis-tp5230692p5232617.html Sent from the Grass - Users mailing list archive at Nabble.com. _______________________________________________ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user