InterplXYC envelope specification
superclass: InterplEnv
See InterplEnv Help for more info
Basic Creation
takes sets of x, y and curve values and returns a new instance of InterplEnv.
x values can be negative (for use in indexing with negartive values or signals).
*new([x0, y0, c0], [x1, y1, c1]...[xn, yn])
a = InterplXYC([0, 0, \lin], [1, 2, \sin], [2, 0]);
a.plot;
a = InterplXYC([[-1, 1, \sin], [0, 2, \lin], [1, 0]]);
a.plot;
a.at(-0.5);
a.at(0.2);