//step back
protected override void NotifyBack(IColorable from, SerialSignal signal)
{
if (!(from is OutPoint) && from != this)
{
//
return;
}
lock (this)
{
if (Output.IsFiltered(from))
{
return;
}
}
//Signal == true;
signal.StopSending();
Output.Filter(from);
//if signal==true - we have to signal, otherwise we just need to find other output;
if (from == CurrentPath)
{
FlowResult();
}
if (!SignalIfCan())
{
return;
}
Signal = signal;
Output.Filter(from);
base.NotifyBack(this, signal);
InvokeOnNotifyBack();
Input.NotifyBack(this, signal);
}