colour.algebra.polar_to_cartesian¶
-
colour.algebra.
polar_to_cartesian
(a)[source]¶ Transforms given Polar coordinates array \(\rho\phi\) (radial coordinate, angular coordinate) to Cartesian coordinates array \(xy\).
- Parameters
a (array_like) – Polar coordinates array \(\rho\phi\) to transform.
- Returns
Cartesian coordinates array \(xy\).
- Return type
ndarray
References
Examples
>>> a = np.array([3.16227766, 0.32175055]) >>> polar_to_cartesian(a) array([ 3. , 0.9999999...])