colour.algebra.polar_to_cartesian¶
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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) # doctest: +ELLIPSIS array([ 3. , 0.9999999...])