void Update()
{
OSCHandler.Instance.UpdateLogs();
List<string> server_messages = OSCHandler.Instance.Servers["HeadTracker"].log;
foreach (string msg in server_messages){
//parse message and update tracker position
string[] words = msg.Split(' ');
//convert Vicon coordinates to Unity coordinates
trackerPosition.x = -float.Parse(words[5]);
trackerPosition.y = float.Parse(words[7]);
trackerPosition.z = -float.Parse(words[6]);
}
}