InterplPairs envelope specification
superclass: InterplEnv
See InterplEnv Help for more info
Basic Creation
takes an array of [x, y] pairs and a curve value for all break points
x values can be negative (for use in indexing with negartive values or signals).
*new([[x0, y0], [x1, y1] ... [xn, yn]], curve)
a = InterplPairs([[0, 1], [1, 2], [2, 0]], \sin);
a.plot;
a = InterplPairs([[-1, 1], [0, 2], [1, 0]], \sin);
a.plot;
a.at(-0.5);
a.at(0.2);