Method lines

Draws a set of connected lines. For example, the first line is from (x[0], y[0], z[0]) to (x[1], y[1], z[1]), and the second line is from (x[1], y[1], z[1]) to (x[2], y[2], z[2]). Much more efficient than drawing individual lines.

(double[] x, double[] y, double[] z)