37 lines
733 B
Python
37 lines
733 B
Python
from uturtle import (
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umonsTurtle, wait,
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moveForward, moveBackward,
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turnLeft, turnRight,
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dropPen, usePen)
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def koch(t: umonsTurtle, x: int, seuil: int):
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"""Dessine une courbe de koch
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:t: the turtle used
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:x: the length
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:seuil: seuil of smallest step
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:returns: None
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"""
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if x < seuil:
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moveForward(t, x)
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else:
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koch(t, x/3, seuil)
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turnLeft(t, 60)
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koch(t, x/3, seuil)
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turnRight(t, 120)
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koch(t, x/3, seuil)
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turnLeft(t, 60)
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koch(t, x/3, seuil)
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if __name__ == "__main__":
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turtle = umonsTurtle()
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turtle.speed(0)
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dropPen(turtle)
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moveBackward(turtle, 250)
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usePen(turtle)
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koch(turtle, 500, 20)
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wait()
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