public IState <SynchroGazerStatus> Update(SynchroGazerStatus source)
{
if (!source.IsUserPresent)
{
source.RaiseBlinkAction(BlinkActionTypes.None);
return(new NotPresentState());
}
if (ShouldGoToDefaultState(source))
{
source.RaiseBlinkAction(BlinkActionTypes.None);
return(new DefaultState());
}
bool blinkCheckNeeded = UpdateBlinkCount(source);
if (blinkCheckNeeded &&
StateMachineUtils.GetWinkCount(_blinks) >= GetCommandBlinkCount(source))
{
//NOTE: BlinkActionより先にFixを解除することが絶対に必要。
//理由: マウスが視点アイコンと干渉するのを防ぐ為。
source.FixDisplayPosition = false;
source.RaiseBlinkAction(BlinkActionType);
return(new CommandEndState());
}
return(this);
}
public IState <SynchroGazerStatus> Update(SynchroGazerStatus source)
{
if (!source.IsUserPresent)
{
return(new NotPresentState());
}
UpdateWinkTime(source);
bool blinkCountUpdated = UpdateBlinkCount(source);
_lastTimestamp = source.TimeStamp;
if (_leftWinkCountMillisec > WinkThreashold)
{
return(new LeftWinkState());
}
else if (_rightWinkCountMillisec > WinkThreashold)
{
return(new RightWinkState());
}
else if (
blinkCountUpdated &&
StateMachineUtils.GetWinkCount(_leftBlinks) >= CommandBlinkCount &&
StateMachineUtils.GetWinkCount(_rightBlinks) >= CommandBlinkCount
)
{
_leftBlinks.Clear();
_rightBlinks.Clear();
source.RaiseBlinkAction(BlinkActionTypes.Blink);
}
return(this);
}
private bool UpdateBlinkCount(SynchroGazerStatus source)
{
if (_eyeOpened == GetTargetEyeOpened(source))
{
return(false);
}
_eyeOpened = GetTargetEyeOpened(source);
_blinks.Enqueue(new BlinkToggleData(
source.DisplayX,
source.DisplayY,
source.TimeStamp,
_eyeOpened
));
StateMachineUtils.RefreshBlinkToggleQueue(
_blinks, source.TimeStamp, GetBlinkDuration(source)
);
return(true);
}
/// <summary>
///
/// </summary>
/// <param name="source"></param>
/// <returns>Queueに新規にデータが投げ込まれたらtrue</returns>
private bool UpdateBlinkCount(SynchroGazerStatus source)
{
bool result = false;
if (_leftEyeOpened != source.LeftEyeOpened)
{
_leftEyeOpened = source.LeftEyeOpened;
_leftBlinks.Enqueue(new BlinkToggleData(
source.DisplayX,
source.DisplayY,
source.TimeStamp,
source.LeftEyeOpened
));
result = true;
}
if (_rightEyeOpened != source.RightEyeOpened)
{
_rightEyeOpened = source.RightEyeOpened;
_rightBlinks.Enqueue(new BlinkToggleData(
source.DisplayX,
source.DisplayY,
source.TimeStamp,
source.RightEyeOpened
));
result = true;
}
if (result)
{
StateMachineUtils.RefreshBlinkToggleQueue(_leftBlinks, source.TimeStamp, BlinkDuration);
StateMachineUtils.RefreshBlinkToggleQueue(_rightBlinks, source.TimeStamp, BlinkDuration);
}
return(result);
}
