extends Path3D

var clock := 0.

func _get_spawn_pos() -> Vector3:
	return curve.samplef(randf_range(0, curve.point_count))

func _spawn_police_car(p: Vector3) -> void:
	var car: Node3D = preload("police_car.tscn").instantiate()
	car.position = p + Vector3.UP * 0.1
	add_sibling(car)

func _process(delta: float) -> void:
	clock -= delta
	if clock <= 0:
		clock = 5.
		var ps: Array[Vector3]
		while ps.size() < 5:
			var p := _get_spawn_pos()
			if ps.any(func(_p): return _p.distance_to(p) < 3.):
				break
			ps.push_back(p)

		for p in ps:
			_spawn_police_car(p)