The lane index always comes after the rightmost underscore. For the meaning of '#' and '-' see http://sumo.dlr.de/wiki/Networks/Import/OpenStreetMap#Relationship_between_OSM_ids_and_SUMO-ids . regards, Jakob
2017-04-24 1:25 GMT+02:00 Matt Piekenbrock <[email protected]>: > Upon running netconvert on a given OSM-retrieved bounding box / > geographical area, SUMO does a great job of converting it into a usable > road network. > > However, I need to do some pretty heavy post-processing of the XML file(s) > themselves (not using python), including, for example, the routing file and > the floating car data FCD file. > > The definition of lanes in sumo > <http://sumo.dlr.de/wiki/Networks/SUMO_Road_Networks#Lanes> seems pretty > straight forward--the first sequence of numbers indicates the > edge/way/road, and the number after an underscore indicates the lane id, > starting at the right-most lane. However upon close inspection, I've had > trouble identifying the exact semantics of each attribute associated with a > lane id. For example, I typically come across the following types of > lanes in either the FCD output file format: > > -21373823#1_0 > 485925832#2_0 > 229800762_0_0 > 444985371_0 > :cluster_230036451_3844062512_0_0 > :cluster_4424562773_4551197076_4551197077_3_0 > > I'm aware the ':' prefix indicates an internal lane, where such lanes are > of the form <NODE_ID>_<EDGE_ID>, however the semantics of the other types > elude me. > > >From reading online, I've gathered that the first number after the '#' is > sometimes used to indicate the lane id as well as when there's an > underscore, making them seem interchangeable, but what is the second > number? Direction, where 0 is north? > > I assume a cluster is formed from attempting to join edges from OSM? > > And what does the minus sign indicate at the beginning of the edge id? > -- > Matt Piekenbrock > Graduate Research Assistant - WSU / Kno.e.sis WaCS lab > Email: [email protected], [email protected] > Cell: (937) 269-8582 > Web Page: mattpiekenbrock.com > ------------------------------------------------------------ > ------------------ > Check out the vibrant tech community on one of the world's most > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > _______________________________________________ > sumo-user mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/sumo-user > ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ sumo-user mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/sumo-user
