public FocusedObject GetFocusedObject(IEnumerable <GazePoint> lastGazePoints, Camera camera)
{
var gazePoints = new List <GazePoint>();
/*Note: Do not use LINQ here - too inefficient to be called every update.*/
foreach (var gazePoint in lastGazePoints)
{
if (gazePoint.IsValid)
{
gazePoints.Add(gazePoint);
}
}
foreach (var gazePoint in gazePoints)
{
var objectsInGaze = FindObjectsInGaze(gazePoint.Screen, camera);
UpdateFocusConfidenceScore(objectsInGaze);
}
var focusChallenger = FindFocusChallenger();
if (focusChallenger.GetScore() > _focusedObject.GetScore() + Threshold)
{
_focusedObject = focusChallenger;
}
return(FocusedGameObject);
}
public void RemoveObject(GameObject gameObject)
{
_scoredObjects.Remove(gameObject.GetInstanceID());
if (_focusedObject.GameObject.GetInstanceID() == gameObject.GetInstanceID())
{
_focusedObject = ScoredObject.Empty();
}
}