Show both line and sidebar at the same time for addition to infinity

marekkirejczyk · Jun 20, 2023 · 81271df · 81271df
1 parent 38fe46c
commit 81271df
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Showing 3 changed files with 4 additions and 3 deletions.
diff --git a/zkmarek/video/mobjects/discreet_elliptic_chart.py b/zkmarek/video/mobjects/discreet_elliptic_chart.py
@@ -18,7 +18,6 @@ def __init__(self, ax: Axes, coords: ECAffine):
         )
         self.coords = coords
 
-
 class DiscreteEllipticChart(VGroup):
     curve: WeierstrassCurve
     dots: list[Dot] = []

diff --git a/zkmarek/video/mobjects/point_at_infinity.py b/zkmarek/video/mobjects/point_at_infinity.py
@@ -16,6 +16,8 @@ def __init__(self, ax: Axes, x: float, y: float):
         self.y = y
         self.dot = Dot(ax.c2p(x, y), color=GREEN, radius=0.05)
         self.label = MathTex("\infty")
+        self.add(self.dot)
+        self.add(self.label)
 
     def animate_in(self, scene):
         self.dot.move_to(self.ax.c2p(self.x, self.y))

diff --git a/zkmarek/video/slides/ec/addition_to_infinity.py b/zkmarek/video/slides/ec/addition_to_infinity.py
@@ -37,8 +37,8 @@ def animate_in(self, scene):
         )
         scene.play(GrowFromPoint(self.line, point=dots[1].get_center(), run_time=3))
         self.point_at_infinity.animate_in(scene)
-        self.point_at_infinity.animate_out(scene)
-        scene.play(FadeOut(self.line))
+        self.chart.add(self.point_at_infinity)
+        self.chart.add(self.line)
         self.chart.animate_align_left(scene)
         self.sidebar.animate_show_label(scene)
         self.sidebar.animate_show_math(scene)