public void OnEnable () {
//We might have an rvoAgent
//which was disabled previously
//if so, we can simply add it to the simulation again
if (rvoAgent != null) {
simulator.AddAgent (rvoAgent);
} else {
rvoAgent = simulator.AddAgent (transform.position);
}
UpdateAgentProperties ();
rvoAgent.Position = transform.position;
adjustedY = rvoAgent.Position.y;
}