CalculateDelta(Byte, Byte) | Calculates the delta of the current and previous values. Rollover is accounted for and a positive integer is always returned. Add the returned value to the accumulated value in the derived class. The last value is updated with the current value. |
CalculateDelta(UInt16, UInt16) | Calculates the delta of the current and previous values. Rollover is accounted for and a positive integer is always returned. Add the returned value to the accumulated value in the derived class. The last value is updated with the current value. |