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);
        }