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Setup for borsuk_addition animations

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Grant Sanderson
2018-11-09 16:01:41 -08:00
parent 260456d1c0
commit 09815043f4
4 changed files with 256 additions and 5 deletions
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13
old_projects/lost_lecture.py
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@ -1459,6 +1459,7 @@ class GeometryProofLand(Scene):
PINK, RED, YELLOW, GREEN, GREEN_A, BLUE,
MAROON_E, MAROON_B, YELLOW, BLUE,
],
"text": "Geometry proof land",
}
def construct(self):
@ -1469,6 +1470,7 @@ class GeometryProofLand(Scene):
colors = list(self.colors)
random.shuffle(colors)
word_outlines.set_color_by_gradient(*colors)
word_outlines.set_stroke(width=5)
circles = VGroup()
for letter in word:
@ -1485,14 +1487,16 @@ class GeometryProofLand(Scene):
LaggedStart(MoveToTarget, circles),
run_time=2
)
self.add(word_outlines, circles)
self.play(LaggedStart(
ShowCreationThenDestruction, word_outlines,
run_time=4
))
FadeIn, word_outlines,
run_time=3,
rate_func=there_and_back,
), Animation(circles))
self.wait()
def get_geometry_proof_land_word(self):
word = TextMobject("Geometry proof land")
word = TextMobject(self.text)
word.rotate(-90 * DEGREES)
word.scale(0.25)
word.shift(3 * RIGHT)
@ -1502,6 +1506,7 @@ class GeometryProofLand(Scene):
word.center()
word.to_edge(UP)
word.set_color_by_gradient(*self.colors)
word.set_background_stroke(width=0)
return word