CircleThenFadeAround -> ShowCreationThenFadeAround

active_projects/clacks.py

@@ -927,7 +927,7 @@ class PiComputingAlgorithmsAxes(Scene):
             lag_ratio=0.4,
         ))
         self.wait()
-        self.play(CircleThenFadeAround(algorithms[-1][0]))
+        self.play(ShowCreationThenFadeAround(algorithms[-1][0]))
 
     def get_machin_like_formula(self):
         formula = TexMobject(

active_projects/clacks_solution1.py

@@ -385,7 +385,7 @@ class AskAboutFindingNewVelocities(Scene):
         ).set_color(YELLOW)
 
         self.play(
-            CircleThenFadeAround(energy_expression),
+            ShowCreationThenFadeAround(energy_expression),
             momentum_text.set_fill, {"opacity": 0.25},
             FadeOut(self.all_velocity_labels),
         )
@@ -616,9 +616,8 @@ class IntroduceVelocityPhaseSpace(AskAboutFindingNewVelocities):
 
         self.add(equations)
         self.play(LaggedStart(
-            AnimationGroup,
+            ShowCreationThenDestruction,
             equations.copy().set_stroke(YELLOW, 3).set_fill(opacity=0),
-            lambda m: (ShowCreation(m), FadeOut(m)),
             lag_ratio=0.8,
             remover=True,
         ))

manimlib/animation/creation.py

@@ -203,6 +203,7 @@ class VFadeIn(Animation):
     to mobjects while they are being animated in some other way (e.g. shifting
     then) in a way that does not work with FadeIn and FadeOut
     """
+
     def update_submobject(self, submobject, starting_submobject, alpha):
         submobject.set_stroke(
             opacity=interpolate(0, starting_submobject.get_stroke_opacity(), alpha)

manimlib/animation/indication.py

@@ -174,7 +174,7 @@ class ShowCreationThenDestructionAround(AnimationOnSurroundingRectangle):
     }
 
 
-class CircleThenFadeAround(AnimationOnSurroundingRectangle):
+class ShowCreationThenFadeAround(AnimationOnSurroundingRectangle):
     CONFIG = {
         "rect_to_animation": lambda rect: Succession(
             ShowCreation, rect,

old_projects/borsuk_addition.py

@@ -527,9 +527,9 @@ class FunctionGInSymbols(Scene):
             VGroup(seeking_text, g_equals_zero).shift, 1.5 * DOWN
         )
         self.wait()
-        self.play(CircleThenFadeAround(g_of_neg_p[2]))
+        self.play(ShowCreationThenFadeAround(g_of_neg_p[2]))
         self.wait()
-        self.play(CircleThenFadeAround(neg_g_of_p))
+        self.play(ShowCreationThenFadeAround(neg_g_of_p))
         self.wait()
         self.play(neg_g_of_p.restore)
         rects = VGroup(*map(SurroundingRectangle, [f_of_p, f_of_neg_p]))

old_projects/dandelin.py

@@ -387,7 +387,7 @@ class ShowArrayOfEccentricities(Scene):
             e_copy.set_color(RED)
             self.play(ShowCreation(e_copy))
             self.play(
-                CircleThenFadeAround(
+                ShowCreationThenFadeAround(
                     eccentricity_labels[i],
                 ),
                 FadeOut(e_copy)

old_projects/div_curl.py

@@ -857,7 +857,7 @@ class CylinderModel(Scene):
         self.wait()
         self.play(
             movers.apply_complex_function, joukowsky_map,
-            CircleThenFadeAround(self.func_label),
+            ShowCreationThenFadeAround(self.func_label),
             run_time=2
         )
         self.add(self.get_stream_lines_animation(stream_lines))

old_projects/for_flammy.py

@@ -310,9 +310,9 @@ class IntegralSymbols(Scene):
 
         self.play(FadeInFrom(rhs, 4 * LEFT))
         self.wait()
-        self.play(CircleThenFadeAround(rhs[1]))
+        self.play(ShowCreationThenFadeAround(rhs[1]))
         self.wait()
-        self.play(CircleThenFadeAround(rhs[2:]))
+        self.play(ShowCreationThenFadeAround(rhs[2:]))
         self.wait()
         self.play(
             GrowFromCenter(int_brace),

old_projects/lost_lecture.py

@@ -3360,7 +3360,7 @@ class ShowEqualAngleSlices(IntroduceShapeOfVelocities):
             delta_t_numerator.scale, 1.5, {"about_edge": DOWN},
             delta_t_numerator.set_color, YELLOW
         )
-        self.play(CircleThenFadeAround(prop_exp[:-2]))
+        self.play(ShowCreationThenFadeAround(prop_exp[:-2]))
         self.play(
             delta_t_numerator.fade, 1,
             MoveToTarget(moving_R_squared),
@@ -3447,7 +3447,7 @@ class ShowEqualAngleSlices(IntroduceShapeOfVelocities):
         polygon.set_fill(BLUE_E, opacity=0.8)
         polygon.set_stroke(WHITE, 3)
 
-        self.play(CircleThenFadeAround(v1))
+        self.play(ShowCreationThenFadeAround(v1))
         self.play(
             MoveToTarget(v1),
             GrowFromCenter(root_dot),

old_projects/quaternions.py

@@ -4182,7 +4182,7 @@ class IntroduceQuaternions(Scene):
                 FadeInFromDown(number),
                 Write(label),
             )
-            self.play(CircleThenFadeAround(
+            self.play(ShowCreationThenFadeAround(
                 number[2:],
                 surrounding_rectangle_config={"color": BLUE}
             ))
@@ -4630,7 +4630,7 @@ class BreakUpQuaternionMultiplicationInParts(Scene):
         )
         self.play(
             randy.change, "confused", rotate_words,
-            CircleThenFadeAround(rotate_words),
+            ShowCreationThenFadeAround(rotate_words),
         )
         self.play(LaggedStart(
             FadeInFrom, q_marks,

old_projects/sphere_area.py

@@ -1861,7 +1861,7 @@ class JustifyHeightSquish(MovingCameraScene):
         ))
         self.wait()
         self.play(ReplacementTransform(q_mark, alpha_label1))
-        self.play(CircleThenFadeAround(
+        self.play(ShowCreationThenFadeAround(
             equation,
             surrounding_rectangle_config={
                 "buff": 0.015,

old_projects/turbulence.py

@@ -1018,7 +1018,7 @@ class ShowNavierStokesEquations(Scene):
             FadeInFromDown(labels[0]),
             newtons_second.next_to, variables, RIGHT, LARGE_BUFF
         )
-        self.play(CircleThenFadeAround(parts[0]))
+        self.play(ShowCreationThenFadeAround(parts[0]))
         self.wait()
         self.play(LaggedStart(FadeInFrom, labels[1:]))
         self.wait(3)