Python _find_vector_rotation Examples

Example #1

File: test_transforms.py Project: zahransa/mne-python

def test_vector_rotation():
    """Test basic rotation matrix math."""
    x = np.array([1., 0., 0.])
    y = np.array([0., 1., 0.])
    rot = _find_vector_rotation(x, y)
    assert_array_equal(rot, [[0, -1, 0], [1, 0, 0], [0, 0, 1]])
    quat_1 = rot_to_quat(rot)
    quat_2 = rot_to_quat(np.eye(3))
    assert_allclose(_angle_between_quats(quat_1, quat_2), np.pi / 2.)

Example #2

File: test_transforms.py Project: hoechenberger/mne-python

def test_vector_rotation():
    """Test basic rotation matrix math."""
    x = np.array([1., 0., 0.])
    y = np.array([0., 1., 0.])
    rot = _find_vector_rotation(x, y)
    assert_array_equal(rot,
                       [[0, -1, 0], [1, 0, 0], [0, 0, 1]])
    quat_1 = rot_to_quat(rot)
    quat_2 = rot_to_quat(np.eye(3))
    assert_allclose(_angle_between_quats(quat_1, quat_2), np.pi / 2.)