void OnTriggerEnter(Collider other)
{
CarController carController = other.transform.parent.gameObject.GetComponent <CarController>();
if (carController != null && !passed && (carController.lastCheckpoint == null || Mathf.Abs(carController.lastCheckpoint.checkpointIndex - checkpointIndex) == 1))
{
carController.lastCheckpoint = this;
passed = true;
GameViewController gameViewController = GameViewController.Instance;
if (gameViewController != null)
{
gameViewController.SetCheckpoint(checkpointIndex);
}
}
}
