From a2f201f59ecfb2bfe505e87ee016b0f2eef25b07 Mon Sep 17 00:00:00 2001
From: Grant Sanderson <grant@3blue1brown.com>
Date: Fri, 5 Feb 2021 19:58:29 -0800
Subject: [PATCH] Small changes to Homotopy animations

---
 manimlib/animation/movement.py | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/manimlib/animation/movement.py b/manimlib/animation/movement.py
index e840cbd2..d1cea65e 100644
--- a/manimlib/animation/movement.py
+++ b/manimlib/animation/movement.py
@@ -28,20 +28,22 @@ class Homotopy(Animation):
 
 
 class SmoothedVectorizedHomotopy(Homotopy):
-    def interpolate_submobject(self, submob, start, alpha):
-        Homotopy.interpolate_submobject(self, submob, start, alpha)
-        submob.make_approximately_smooth()
+    CONFIG = {
+        "apply_function_kwargs": {"make_smooth": True},
+    }
 
 
 class ComplexHomotopy(Homotopy):
     def __init__(self, complex_homotopy, mobject, **kwargs):
         """
-        Complex Hootopy a function Cx[0, 1] to C
+        Given a function form (z, t) -> w, where z and w
+        are complex numbers and t is time, this animates
+        the state over time
         """
         def homotopy(x, y, z, t):
             c = complex_homotopy(complex(x, y), t)
             return (c.real, c.imag, z)
-        Homotopy.__init__(self, homotopy, mobject, **kwargs)
+        super().__init__(homotopy, mobject, **kwargs)
 
 
 class PhaseFlow(Animation):