def update_config(self, **kwargs):
Animation.update_config(self, **kwargs)
if "path_arc" in kwargs:
self.path_func = path_along_arc(
kwargs["path_arc"],
kwargs.get("path_arc_axis", OUT)
)
def __init__(self, function, mobject, **kwargs):
if "path_func" not in kwargs:
self.path_func = path_along_arc(np.log(function(complex(1))).imag)
ApplyPointwiseFunction.__init__(
self,
lambda x_y_z: complex_to_R3(function(complex(x_y_z[0], x_y_z[1]))),
instantiate(mobject), **kwargs)
class TurnInsideOut(Transform):
CONFIG = {"path_func": path_along_arc(np.pi / 2)}
def __init__(self, mobject, **kwargs):
mobject.sort_points(np.linalg.norm)
mob_copy = mobject.copy()
mob_copy.sort_points(lambda p: -np.linalg.norm(p))
Transform.__init__(self, mobject, mob_copy, **kwargs)
def generate_points(self):
if self.path_arc is None:
self.set_points_as_corners([self.start, self.end])
else:
path_func = path_along_arc(self.path_arc)
self.set_points_smoothly([
path_func(self.start, self.end, alpha)
for alpha in np.linspace(0, 1, self.n_arc_anchors)
])
self.account_for_buff()
def init_path_func(self):
if self.path_func is not None:
return
elif self.path_arc == 0:
self.path_func = straight_path
else:
self.path_func = path_along_arc(
self.path_arc,
self.path_arc_axis,
)
def generate_points(self):
if self.path_arc is None:
self.set_points_as_corners([self.start, self.end])
else:
path_func = path_along_arc(self.path_arc)
self.set_points_smoothly([
path_func(self.start, self.end, alpha)
for alpha in np.linspace(0, 1, self.n_arc_anchors)
])
self.account_for_buff()
def __init__(self, function, mobject = ComplexPlane, **kwargs):
if "path_func" not in kwargs:
self.path_func = path_along_arc(
np.log(function(complex(1))).imag
)
ApplyPointwiseFunction.__init__(
self,
lambda (x, y, z) : complex_to_R3(function(complex(x, y))),
instantiate(mobject),
**kwargs
)
