public static bool SimplifySummands(SignalSet signals)
{
if(signals == null) throw new ArgumentNullException("signals");
bool altered = false;
for(int i = signals.Count - 1; i > 0; i--) //don't touch first item!
if(Std.IsConstantAdditiveIdentity(signals[i]))
{
altered = true;
signals.RemoveAt(i);
}
return altered;
}
private void InternalRemoveOutput(Signal signal)
{
int idx = _outputs.IndexOf(signal);
_outputs.RemoveAt(idx);
if (_mediator != null)
{
_mediator.OnOutputRemoved(signal, idx);
for (int i = idx; i < _outputs.Count; i++)
{
_mediator.OnOutputMoved(_outputs[i], idx + 1, idx);
}
}
}
private void InternalRemoveInput(Signal signal)
{
int idx = _inputs.IndexOf(signal);
_inputs.RemoveAt(idx);
if (_systemMediator != null)
{
_systemMediator.NotifyInputRemoved(signal, idx);
for (int i = idx; i < _inputs.Count; i++)
{
_systemMediator.NotifyInputMoved(_inputs[i], idx + 1, idx);
}
}
}
public static bool SimplifySummands(SignalSet signals)
{
if (signals == null)
{
throw new ArgumentNullException("signals");
}
bool altered = false;
for (int i = signals.Count - 1; i > 0; i--) //don't touch first item!
{
if (Std.IsConstantAdditiveIdentity(signals[i]))
{
altered = true;
signals.RemoveAt(i);
}
}
return(altered);
}
private void InternalRemoveSignal(Signal signal)
{
if (_inputs.Contains(signal))
{
InternalRemoveInput(signal);
}
if (_outputs.Contains(signal))
{
InternalRemoveOutput(signal);
}
int idx = _allSignals.IndexOf(signal);
_allSignals.RemoveAt(idx);
if (_mediator != null)
{
_mediator.OnSignalRemoved(signal, idx);
for (int i = idx; i < _allSignals.Count; i++)
{
_mediator.OnSignalMoved(_allSignals[i], idx + 1, idx);
}
}
}
public static bool SimplifyFactors(SignalSet signals)
{
if(signals == null) throw new ArgumentNullException("signals");
if(Std.IsConstantAdditiveIdentity(signals[0]))
{
signals.Clear();
signals.Add(signals[0]);
return true;
}
bool altered = false;
for(int i = signals.Count - 1; i > 0; i--) //don't touch first item!
if(Std.IsConstantMultiplicativeIdentity(signals[i]))
{
altered = true;
signals.RemoveAt(i);
}
return altered;
}
