Hi Mima, I have a question: For your work/project your need to define an own new SUMO Scenario and you use TAPASCologne as reference, or you need to simulate traffic over TAPASCologne scenario?
Regards 2015-11-10 22:21 GMT+01:00 mima Line <[email protected]>: > Hello Mr Pablo > > thank you very much for your detailled reply, I really appreciate > > I have understood now the difference between edge and Lane, thanks you > once again > > since I am using a SUMO trace in > http://sumo.dlr.de/wiki/Data/Scenarios/TAPASCologne I don't think that I > can define my own edge definitions since it is a realistic scenario, and I > thinks I have to look in the map and try to get the equivalent edge ID to > know what an edge is? > > thanks you for you time > > Best regards > > > 2015-11-10 13:30 GMT+01:00 Pablo Álvarez López < > [email protected]>: > >> Hi Mima, >> >> In your case, if your road only have an lane, in the file >> *yourSimulation*.edg.xml you need to define something like this: >> >> <edges> >> <edge id="*yourEdgeId*" from="*idOfNodeOrigin*" to=" >> *idOfNodeDestiny*"/> >> </edges> >> >> In Sumo you can only define the Id of the edges, not the Id's of lanes. >> The id's of lanes are automatically defined using index of edge as >> reference. In the example of above, SUMO will create a edge with id >> *yourEdgeId *and automatically one lane with id = *yourEdgeId_0*, being >> *0* the index of lane in this edge. >> >> If you want to create a road with three lanes, you should write >> something like this: >> >> <edges> >> <edge id="*yourEdgeId*" from="*idOfNodeOrigin*" to=" >> *idOfNodeDestiny*"/ >> <lane index="*0*"/> >> <lane index="*1*"/> >> <lane index="*2*"/> >> </edge> >> </edges> >> >> With this structure, sumo will create an edge with id = *yourEdgeId*, >> and three lanes with id = *yourEdgeId_0, **yourEdgeId_1 *and >> *yourEdgeId_2.* >> >> I think that this last example can be used as answer for your question: >> Three lanes in the same way can be considered as an edge. >> >> About the begin/end of a lane: A lane has always the same begin and end >> of their edge parent. Using the last example, begin in position (0,0) and >> end in position (100,100) of a road(edge) with three lanes can be defined >> as follows: >> >> <nodes> >> <node id="*begin*" x="0" y="0"/> >> <node id="*end*" x="100" y="100"/> >> </nodes> >> >> <edges> >> <edge id="*roadNumber1*" from="*begin*" to="*end*"/ >> <lane index="*0*"/> >> <lane index="*1*"/> >> <lane index="*2*"/> >> </edge> >> </edges> >> >> >> If you have more question, please ask us :-) >> >> >> Regards >> >> 2015-11-09 20:25 GMT+01:00 mima Line <[email protected]>: >> >>> Thank you Mr Pablo, I start understanding now >>> >>> I will be appreciate if you can help me understand more the diference >>> between this two concept since I am using TAPAS-cologne trace from >>> implemnted in SUMO >>> >>> I have edges ID and Lane ID but I am not sure if an edge= road >>> segment, I have remark also that each edge contains just one lane in the >>> trace-->by defining lane ID I can define the edge ID >>> >>> >>> *in the picture below there is 6 lane 3 in one direction and 3 in the >>> opposite direction, my question in can I consider the 3 lane in the same >>> direction as one edge?* >>> >>> and what is the lane end? is it a junction for exemple? >>> >>> >>> Thanks for reading my message >>> >>> Thanks once again >>> >>> Best regards >>> >>> >>> >>> >>> >>> >>> >>> 2015-11-09 16:49 GMT+01:00 Pablo Álvarez López < >>> [email protected]>: >>> >>>> Hi Mima, >>>> >>>> you can see an edge like the name of a street or a motorway, and a Lane >>>> like every rail over you drive a car. If the difference between this two >>>> concept isn't yet clear for you, I can send a picture with a schema. >>>> >>>> In your case, if you want to make a road between two intersection >>>> (Nodes) A and B, you need to define an edge between A und B always. If your >>>> road has one rail/lanes, you need to define one lane and one edge. If your >>>> road has two rail/lanes, you need to define two lanes, but only one edge. >>>> if your road has three rail/lanes, you need to define three lanes, but only >>>> one edge, and so on... >>>> >>>> Regards >>>> >>>> 2015-11-09 14:52 GMT+01:00 mima Line <[email protected]>: >>>> >>>>> Hello sumo users >>>>> >>>>> I have a small and trivial question >>>>> >>>>> what is the difference between an edge and a lane >>>>> >>>>> I want to know a road segment:A road segment Si is represented by a >>>>> unidirectional edge between two consecutive junctions. >>>>> >>>>> here is the road segement is an edge or a lane? >>>>> >>>>> I have used a sumo trace and I used netsatdump command I have not seen >>>>> a >>>>> difference between lane and edge >>>>> >>>>> thanks in advance >>>>> >>>>> ------------------------------------------------------------------------------ >>>>> Presto, an open source distributed SQL query engine for big data, >>>>> initially >>>>> developed by Facebook, enables you to easily query your data on Hadoop >>>>> in a >>>>> more interactive manner. Teradata is also now providing full enterprise >>>>> support for Presto. Download a free open source copy now. >>>>> http://pubads.g.doubleclick.net/gampad/clk?id=250295911&iu=/4140 >>>>> _______________________________________________ >>>>> sumo-user mailing list >>>>> [email protected] >>>>> https://lists.sourceforge.net/lists/listinfo/sumo-user >>>>> >>>> >>>> >>>> >>>> -- >>>> Pablo Álvarez López >>>> Informatik Student. >>>> >>> >>> >> >> >> -- >> Pablo Álvarez López >> Informatik Student. >> > > -- Pablo Álvarez López Informatik Student. ------------------------------------------------------------------------------ _______________________________________________ sumo-user mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/sumo-user
