I get the point you said. But, my other question remains. What is the option to receive vehicle data at a specific point?
Regards, Ali On Fri, May 14, 2021 at 12:37 PM Menno van der Woude < [email protected]> wrote: > That function should return the described value. However, if no vehicles > were on the detector during the last step, no valid data can be returned, > so you get -1 and (). If a vehicle was on the detector during the last > step, the method will give you the data. > > Greets, Menno > On 14-5-2021 10:04, ali mirzaei wrote: > > Hi Menno, > This is what the mannaul says: > *getLastStepMeanSpeed(self, detID)* > > > *getLastStepMeanSpeed(string) -> double Returns the current mean speed > in m/s of vehicles that were on the named e2*. > > I am looking for a tool by which I can extract the flow characteristics at > the time the vehicle is on the detector. So, is there any option to get > more data of vehicles in traci.lanearea module? > > Sincerely, > ALI > > > On Fri, May 14, 2021 at 11:33 AM Menno van der Woude < > [email protected]> wrote: > >> Hello Ali, >> >> the e1 detector has no length, I think you should use an e2 detector if >> you want to have a detector that covers an area. >> >> Regarding the functions: when do you call these? I'd expect -1 and () >> when no vehicles were on the detector during the last step. So at the >> start of the simulation, you will most likely get those results. And >> afterwards if there has been no traffic. >> >> Greets, Menno >> >> On 13-5-2021 23:28, ali mirzaei wrote: >> > Hi everyone, >> > 1- What is the length of the induction loop(e1detector)? >> > 2- in the case of e2detector, when I generate my add.XML file >> consisting of: >> > <e2Detector id="e2Detector_1" lane="e2_0" pos="15.22" >> > length="10.00" freq="5" file="e2_det.xml" friendlyPos="1"/> >> > and call the functions: >> > print(traci.lanearea.getLastStepMeanSpeed("e2Detector_1")) >> > print(traci.lanearea.getLastStepVehicleIDs("e2Detector_1")) >> > the answer is "-1" and "()". >> > Why does this happen? >> > Any help would be appreciated. >> > >> > Regards, >> > Ali >> > _______________________________________________ >> > sumo-user mailing list >> > [email protected] >> > To unsubscribe from this list, visit >> https://www.eclipse.org/mailman/listinfo/sumo-user >> _______________________________________________ >> sumo-user mailing list >> [email protected] >> To unsubscribe from this list, visit >> https://www.eclipse.org/mailman/listinfo/sumo-user >> > > _______________________________________________ > sumo-user mailing [email protected] > To unsubscribe from this list, visit > https://www.eclipse.org/mailman/listinfo/sumo-user > > _______________________________________________ > sumo-user mailing list > [email protected] > To unsubscribe from this list, visit > https://www.eclipse.org/mailman/listinfo/sumo-user >
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