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Re: [sumo-user] Default speed mode value used in Sumo
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Hello,
command traci.vehicle.setSpeed sets the new desired speed indefinitely. In
order to go back to normal behavior the command setSpeed(vehID, -1) must be
sent.
see http://sumo.dlr.de/wiki/TraCI/Change_Vehicle_State
regards,
Jakob
2017-10-20 19:45 GMT+02:00 Santa Maiti <smaiti@xxxxxxxxxxxxxxxxxxxxxx>:
> Hi Jacob,
>
> Please find the sample example code rough.m . The initial vehicle speed is
> 2 m/s and it is increasing as per accel. speedmode is set to 0. Later,
> speed is increased and speedmode is set back to 31. But, the speed of the
> vehicle remains same 20m/s. Can you please tell me where is the mistake
> here?
>
> Thanks,
> Santa
>
> On Fri, Oct 20, 2017 at 5:23 PM, Jakob Erdmann <namdre.sumo@xxxxxxxxxxxxxx
> > wrote:
>
>> Hello,
>> the default speed mode is 31. Please check whether the vehicles have
>> already reached their maximum desired speed (speedLimit * speedFactor).
>> Also, remove any previous setSpeed() commands by sending
>> traci.vehicle.setSpeed(vehID, -1).
>> Furthermore, ensure that the maximum allowed acceleration value of the
>> vehicle type is positive.
>> regards,
>> Jakob
>>
>> 2017-10-20 7:26 GMT+02:00 Santa Maiti <smaiti@xxxxxxxxxxxxxxxxxxxxxx>:
>>
>>> Hi Jacob,
>>>
>>> Could you please tell me what is the default speed mode value used in
>>> Sumo, where the vehicles speed up if the lane is free? I thought it's 31.
>>> In my simulation, I first made the speed mode as 0 that makes all checks
>>> off. In next simulation step when I'm resetting the speed mode in 31, the
>>> vehicles are moving at constant speed. They are not accelerating even if
>>> the lane is empty. I'm working in traci-matlab.
>>>
>>> Thanks in advance,
>>> Santa
>>>
>>> --
>>> Santa Maiti,
>>> Ph.D Student,
>>> Geomatics, Department of Infrastructure Engineering,
>>> University of Melbourne.
>>>
>>
>>
>
>
> --
> Santa Maiti,
> Ph.D Student,
> Geomatics, Department of Infrastructure Engineering,
> University of Melbourne.
>
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