def focus_on_face(cube, face):
'''
Given a cube and face that must be on place of RIGHT face of the
canonical cube. Performs necessary rotations at returns rotated cube and
rotation path that will return cube at start position.
'''
return rotate_path(cube, FOCUS_MAP[face])
def rotation_action(cube):
rotation.rotate_path(cube, path)
return unified_path
down[2,:] = back[2,:]
back[2,:] = up[2,:]
up[2,:] = front[2,:]
front[2,:] = tmp
return cube
def Rw(cube):
right = cube.get_face(FaceType.RIGHT)
cube.set_face(FaceType.RIGHT, cube.rotate_face(right, RotationType.ANTICLOCKWISE))
back, down, front, up = cube.get_faces(FaceType.BACK, FaceType.DOWN, FaceType.FRONT, FaceType.UP)
tmp = down[2,:].copy()
down[2,:] = front[2,:]
front[2,:] = up[2,:]
up[2,:] = back[2,:]
back[2,:] = tmp
return cube
def perform_face_turn(cube, (face, rotation_type)):
if rotation_type == RotationType.DOUBLE_ROTATE:
cw = RotationType.CLOCKWISE
return perform_face_turn(
perform_face_turn(cube, (face, cw)),
(face, cw))
cube, retpath = focus_on_face(cube, face)
cube = R(cube) if rotation_type == RotationType.CLOCKWISE else Rw(cube)
cube, trash = rotate_path(cube, retpath)
return cube
