oh, in that case you probably need a mapping between internal node ids and osm node ids, which could be created when the osm file is read.
On Tue, Dec 9, 2014 at 2:47 PM, Emden R. Gansner <[email protected]> wrote: > On 12/8/14 6:14 PM, Thi Nguyen wrote: > >> You can use getLat() and getLon() in NodeAccess, if I understand your >> question correctly. >> > Thanks. I wasn't clear enough. A node in the OSM file possesses an id > field. Is there some way to use that number to > get the corresponding latitude and longitude or, equivalently, to get the > internal id? Or perhaps I am not accessing the > right class implementing NodeAccess. I tried using > > int nodeId = .... // id from OSM file > GraphHopper hopper = .... // graph has been loaded > GraphStorage graph = hopper.getGraph(); > double lat = graph.getNodeAccess().getLatitude(nodeId); // array > out of bounds error > > Again thanks. > > > > > _______________________________________________ > GraphHopper mailing list > [email protected] > https://lists.openstreetmap.org/listinfo/graphhopper >
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