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Add road_predecessor_id and road_successor_id properties to Waypoint Python API #9572

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Add road_predecessor_id and road_successor_id properties to Waypoint Python API #9572

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Copilot Mar 6, 2026
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Add road_predecessor_id and road_successor_id properties to Waypoint …
Copilot Mar 6, 2026
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Add road_predecessor_id and road_successor_id properties to Waypoint … 
…Python API

Co-authored-by: Blyron <53337103+Blyron@users.noreply.github.com>
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@Blyron
Copilot and Blyron committed Mar 6, 2026
commit 9d9ad62743eb9ff3c781c0709f015b69724a71b8
8 changes: 8 additions & 0 deletions LibCarla/source/carla/client/Waypoint.cpp
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Expand Up @@ -266,5 +266,13 @@ namespace client {
return _parent->GetMap().GetLane(_waypoint).GetRoad()->IsRHT();
}

road::RoadId Waypoint::GetRoadSuccessor() const {
return _parent->GetMap().GetLane(_waypoint).GetRoad()->GetSuccessor();
}

road::RoadId Waypoint::GetRoadPredecessor() const {
return _parent->GetMap().GetLane(_waypoint).GetRoad()->GetPredecessor();
}

} // namespace client
} // namespace carla
4 changes: 4 additions & 0 deletions LibCarla/source/carla/client/Waypoint.h
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Expand Up @@ -104,6 +104,10 @@ namespace client {

bool IsRHT() const;

road::RoadId GetRoadSuccessor() const;

road::RoadId GetRoadPredecessor() const;

private:

friend class Map;
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2 changes: 2 additions & 0 deletions PythonAPI/carla/source/libcarla/Map.cpp
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Expand Up @@ -307,6 +307,8 @@ void export_map() {
.add_property("right_lane_marking", CALL_RETURNING_OPTIONAL(cc::Waypoint, GetRightLaneMarking))
.add_property("left_lane_marking", CALL_RETURNING_OPTIONAL(cc::Waypoint, GetLeftLaneMarking))
.add_property("is_rht", &cc::Waypoint::IsRHT)
.add_property("road_predecessor_id", &cc::Waypoint::GetRoadPredecessor)
.add_property("road_successor_id", &cc::Waypoint::GetRoadSuccessor)
.def("next", CALL_RETURNING_LIST_1(cc::Waypoint, GetNext, double), (args("distance")))
.def("previous", CALL_RETURNING_LIST_1(cc::Waypoint, GetPrevious, double), (args("distance")))
.def("next_until_lane_end", CALL_RETURNING_LIST_1(cc::Waypoint, GetNextUntilLaneEnd, double), (args("distance")))
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