Lateral offset (metres left of a→b) of the centre of lane lane (0 = nearest the centreline) in a direction (+1 = a→b, −1 = b→a). Drives on the right.
lane
Lateral offset (metres left of a→b) of the centre of lane
lane(0 = nearest the centreline) in a direction (+1 = a→b, −1 = b→a). Drives on the right.