generated from mwc/lab_turtle
34 lines
724 B
Python
34 lines
724 B
Python
from turtle import (
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right,
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color,
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goto,
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pensize,
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begin_fill,
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end_fill,
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mainloop
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)
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from math import sin, cos, tau, pi
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def cardioid(theta, size=100):
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return size * (1 - sin(theta))
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def polar_to_cartesian(coord: tuple[float, float]):
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r, theta = coord
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return (r * cos(theta), r * sin(theta))
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def get_segmented_cardioid(segments = 16):
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angles = [pi / 2 + i * (tau/ segments) for i in range(segments + 1)]
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radii = map(cardioid, angles)
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return list(map(polar_to_cartesian, zip(radii, angles)))
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segments = 50
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coords = get_segmented_cardioid(segments)
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color(1, 0, 0)
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pensize(5)
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begin_fill()
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for i in range(segments + 1):
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goto(coords[i])
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right(90)
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end_fill()
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mainloop()
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