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 FocusedObject GetFocusedObject(IEnumerable <GazePoint> lastGazePoints, Camera camera)
{
var objectsInGaze = FindObjectsInGaze(lastGazePoints, camera);
UpdateFocusConfidenceScore(objectsInGaze);
var focusChallenger = FindFocusChallenger();
if (focusChallenger.GetScore()
> _focusedObject.GetScore() + Threshold)
{
_focusedObject = focusChallenger;
}
return(FocusedGameObject);
}
private ScoredObject FindFocusChallenger()
{
ScoredObject topFocusChallenger = ScoredObject.Empty();
float topScore = 0.0f;
foreach (var key in _scoredObjects.Keys)
{
ScoredObject scoredObject = _scoredObjects[key];
var score = scoredObject.GetScore(Time.unscaledTime - LoseGazeDwellTime, Time.unscaledTime - GainGazeDwellTime);
if (score > topScore)
{
topScore = score;
topFocusChallenger = scoredObject;
}
}
return(topFocusChallenger);
}