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extends Label @export var f_string = "龍 %dkm/h" var car: Node3D func _ready() -> void: set_process(false) func _process(_delta: float) -> void: text = f_string % (car.linear_velocity.length_squared() / 12) func _on_race_created_car(_car: Car) -> void: car = _car.ball set_process(true)