public PowerUpState OneRewind()
{
// PowerUpState newState = _states[_states.Count - 1];
// _states.RemoveAt(_states.Count - 1);
// return newState;
ChangedFieldsCollection psd = _stateTransitions[_stateTransitions.Count - 1];
PowerUpState previousState = (PowerUpState)sd.CurrentState.RetrievePreviousState(psd);// PlayerState.SubtractFromPlayerState(new PlayerState(), psd);
//Debug.Log("previous state powerups " + previousState.NumOfPowerUps);//.Count);
sm.PutObjectInState(previousState);// new PlayerState(newState));
_stateTransitions.RemoveAt(_stateTransitions.Count - 1);
// _statesRemovedDuringRewinding++;
_numOfStates--; // _linePositions.RemoveAt(_linePositions.Count - 1);
// StatesChangedSoUpdateLineRenderer();
return(previousState);
// return -1; //minus one indicates that we haven't finished rewinding yet
}
