xBottom = splitStripe( index, j - 1, x0, xBottom ); xBottom = splitStripe( index, j + 1, x0, xBottom ); xBottom = splitStripe( index, j - 1, x0, xBottom ); xBottom = splitStripe( index, j, x0, xBottom ); xBottom = splitStripe( index, j - 1, x0, xBottom );