Utility Functions

control.unwrap(angle, period=6.283185307179586)

Unwrap a phase angle to give a continuous curve

Parameters:

X : array_like

Input array

period : number

Input period (usually either 2``*``pi or 360)

Returns:

Y : array_like

Output array, with jumps of period/2 eliminated

Examples

>>> import numpy as np
>>> X = [5.74, 5.97, 6.19, 0.13, 0.35, 0.57]
>>> unwrap(X, period=2 * np.pi)
[5.74, 5.97, 6.19, 6.413185307179586, 6.633185307179586, 6.8531853071795865]