stk.rotation_matrix_arbitrary_axis
- stk.rotation_matrix_arbitrary_axis(angle, axis)[source]
Returns a rotation matrix of angle radians about axis.
- Parameters:
angle (
float
) – The size of the rotation in radians.axis (
numpy.ndarray
) – A 3 element aray which represents a vector. The vector is the axis about which the rotation is carried out. Must be of unit magnitude.
- Returns:
A
3x3
array representing a rotation matrix.- Return type: