public Shift CalcShift(Reading reading)
{
return(new Shift(
FrontSide.CalcPercDiff(reading.FrontSide)
, RearSide.CalcPercDiff(reading.RearSide)
, RightSide.CalcPercDiff(reading.RightSide)
, LeftSide.CalcPercDiff(reading.LeftSide)
));
}