/// <summary>
/// Whether the signal is restricted to be <= 0
/// </summary>
public static bool IsAlwaysNonpositive(Signal signal)
{
if (signal == null)
{
throw new ArgumentNullException("signal");
}
return(signal.IsFlagEnabled(StdAspect.NegativeOrZeroConstraintFlag) ||
IsConstant(signal) && RealValue.CanConvertLosslessFrom(signal.Value) && RealValue.ConvertFrom(signal.Value).Value <= 0d);
}
public override bool StillValidAfterEvent(Signal signal)
{
if (signal == null)
{
throw new ArgumentNullException("signal");
}
if (signal.Value == null)
{
return(false);
}
return(RealValue.CanConvertLosslessFrom(signal.Value));
}
/// <returns>true if an event shall be posted.</returns>
private bool UpdatePeriods(int index, Signal inputSignal)
{
if (RealValue.CanConvertLosslessFrom(inputSignal.Value))
{
periods[index] = TimeSpan.FromSeconds(1.0 / RealValue.ConvertFrom(inputSignal.Value).Value);
return(true);
}
else
{
periods[index] = TimeSpan.Zero;
return(false);
}
}
public static bool IsConstantReal(Signal signal)
{
return(IsConstant(signal) && RealValue.CanConvertLosslessFrom(signal.Value));
}