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Fix dot updater in graph example

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This commit is contained in:
Grant Sanderson 2024-08-01 07:56:26 -05:00
parent d644e3b184
commit 71814a118b
1 changed files with 1 additions and 4 deletions
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5
example_scenes.py
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@ -488,10 +488,7 @@ class GraphExample(Scene):
# with the intent of having other mobjects update based # with the intent of having other mobjects update based
# on the parameter # on the parameter
x_tracker = ValueTracker(2) x_tracker = ValueTracker(2)
f_always( dot.add_updater(lambda d: d.move_to(axes.i2gp(x_tracker.get_value(), parabola)))
dot.move_to,
lambda: axes.i2gp(x_tracker.get_value(), parabola)
)
self.play(x_tracker.animate.set_value(4), run_time=3) self.play(x_tracker.animate.set_value(4), run_time=3)
self.play(x_tracker.animate.set_value(-2), run_time=3) self.play(x_tracker.animate.set_value(-2), run_time=3)