Example #1
0
        protected override int CalculateValue() // convert return type to float?????
        {
            var firstVal   = YVarValues.First();
            var lastVal    = YVarValues.Last();
            var difference = lastVal - firstVal;
            // use the MAXIMUM of the captured x variable samples instead of MEAN
            var denominator = XVar == null ? XCount : (XVarValues.Max() - XVarValues.Min());
            // return value
            double tempResult = (difference * 100) / denominator;
            var    result     = Convert.ToInt32(tempResult);

            //MessageBox.Show("Last Val: " + lastVal + "\nFirst Val: " + firstVal + "\nNumerator: " + difference + "\nDenominator: " + denominator);
            //MessageBox.Show("Result: " + result);

            return(result);
        }
        protected override int CalculateValue() // convert return type to float?????
        {
            // The Trapezoid Rule (improve to Simpson's rule at some point when updating).
            var firstYVal = YVarValues.First();
            var lastYVal  = YVarValues.Last();
            int firstXVal;
            int lastXVal;

            if (XVar == null)
            {
                firstXVal = 0;
                lastXVal  = NoOfSamples;
            }
            else
            {
                firstXVal = XVarValues.First();
                lastXVal  = XVarValues.Last();
            }
            var result = (lastXVal - firstXVal) * ((firstYVal + lastYVal) / 2);

            //MessageBox.Show("First X Val: " + firstXVal + "\nLast X Val: " + lastXVal);
            //MessageBox.Show("Result: " + result);
            return(result);
        }