/// <summary>
/// Returns the current difference of the input from the setpoint.
/// </summary>
/// <returns>The current error.</returns>
public double GetError()
{
lock (m_lockObject)
{
return(Setpoint - PIDInput.PidGet());
}
}
/// <summary>
/// Calls PidGet of source.
/// </summary>
/// <returns>Current value of the source</returns>
protected double PidGetSource()
{
return(m_source.PidGet());
}