colour.algebra.cylindrical_to_cartesian#
- colour.algebra.cylindrical_to_cartesian(a: ArrayLike) NDArrayFloat [source]#
Transform given cylindrical coordinates array \(\rho\phi z\) (radial distance, azimuth and height) to cartesian coordinates array \(xyz\).
- Parameters:
a (ArrayLike) – Cylindrical coordinates array \(\rho\phi z\) to transform, \(\rho\) is in range [0, +inf], \(\phi\) is in range [-pi, pi] radians i.e., [-180, 180] degrees, \(z\) is in range [0, +inf].
- Returns:
Cartesian coordinates array \(xyz\).
- Return type:
References
[Wikipedia06a], [Wikipedia05e]
Examples
>>> a = np.array([3.16227766, 0.32175055, 6.00000000]) >>> cylindrical_to_cartesian(a) array([ 3. , 0.9999999..., 6. ])