V2I (Vehicle-to-Infrastructure)#
V2I is a component that simulates V2I communication protocol which allows to exchange data between vehicles and road infrastructure. In the current version of AWSIM, the V2I component publishes information about traffic lights.
How to add V2I to the environment#
Assign Lanelet2 WayID and RelationID to TrafficLight object#
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Load items from lanelet2 following the instruction
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Verify if
Traffic Light Lanelet IDcomponent has been added toTraffic Lightgame objects.
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Verify if
WayIDandRelationIDhas been correctly assigned. You can use Vector Map Builder as presented below
Add manually Traffic Light Lanelet ID component (alternatively)#
If for some reason, Traffic Light Lanelet ID component is not added to Traffic Light object.
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Add component manually

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Fill Way ID

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Fill Relation ID

Add V2I prefab#

Select EGO transform#

Parameters#
| Name | Type | Description |
|---|---|---|
| Output Hz | int | Topic publication frequency |
| Ego Vehicle Transform | transform | Ego Vehicle object transform |
| Ego Distance To Traffic Signals | double | Maximum distance between Traffic Light and Ego |
| Traffic Signal ID | enum | Possibility to select if as traffic_signal_id field in msg is Relation ID or Way ID |
| Traffic Signals Topic | string | Topic name |
Note
V2I feature can be used as Traffic Light ground truth information, and for that usage Way ID is supposed to be selected.