1) start sumo with option --routing-algorithm astar
2) You can apply the penalties yourself by increasing the weight/traveltime
for all edges in the previously found routes.
3) Yes. See
https://sumo.dlr.de/wiki/Simulation/Routing#Travel-time_values_for_routing

regards,
Jakob

Am Mo., 8. Juli 2019 um 16:28 Uhr schrieb Hoffmann, Pascal <
[email protected]>:

> Dear sumo-users,
>
>
> I am using SUMO via TraCI. My target is to assign vehicles in case of
> congestion randomly on a set of alternative path to reduce waiting times.
> So far I'm rerouting with the TraCI rerouters, but now I want to implement
> my own assignment. Therefore I want to ask some questions:
>
>
> Q1: Is it possible to use the "build in" astar routing algorithm
> (AStarRouter.h?) via TraCI and if, how?
>
>
> Q2: I know that SUMO uses the penalty method in the MARouter to find
> alternative routes. But so far, I couldn't find, where and how it was
> realized to adapt this method for the astar multi-path.
>
>
> Q3: Is it possible to adapt the traci.vehicle.rerouteTraveltime especially
> with the aggregated travel times in a new external python script to use the
> "new" made routing algorithm concerned in Q1&Q2?
>
>
> Thanks in advance!
>
>
> Best regards,
>
> Pascal
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