private void RotationGestureTrackingUpdate()
{
List <Quaternion> rotationHistory = GetRotationHistory();
if (rotationHistory == null || rotationHistory.Count <= 0)
{
return;
}
float rotAceleration = Quaternion.Angle(rotationHistory[0], rotationHistory[rotationHistory.Count - 1]);
//detect a fast rotation movement
if (rotAceleration > maxAcelerationThreshold)
{
rotationGesturePhase = GesturePhase.Processing;
}
}
private void RotationGestureProcessingUpdate()
{
List <Quaternion> rotationHistory = GetRotationHistory();
if (rotationHistory == null || rotationHistory.Count <= 0)
{
return;
}
float rotAceleration = Quaternion.Angle(rotationHistory[0], rotationHistory[rotationHistory.Count - 1]);
//wait for the hand to stop
if (rotAceleration < minAcelerationThreshold)
{
OnRotationGestureEvent.Invoke(new RotationGestureInfo(rotationGesturefromQuaternion, rotationHistory[rotationHistory.Count - 1]));
rotationGesturePhase = GesturePhase.Tracking;
}
}
