47 lines
1.2 KiB
Python
47 lines
1.2 KiB
Python
import axi
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import math
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import random
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from axi.spatial import Index
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from poisson_disc import poisson_disc
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def perturb_points(points, deviation):
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result = []
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for x, y in points:
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a = random.random() * 2 * math.pi
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r = random.gauss(0, deviation)
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x += math.cos(a) * r
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y += math.sin(a) * r
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result.append((x, y))
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return result
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def star(x, y, r):
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sides = 5
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a = random.random() * 2 * math.pi
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angle = 2 * math.pi / sides
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angles = [angle * i + a for i in range(sides)]
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points = [(x + math.cos(a) * r, y + math.sin(a) * r) for a in angles]
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points = perturb_points(points, 0.04)
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points.append(points[0])
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return points[0::2] + points[1::2]
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def main():
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points = poisson_disc(0, 0, 12, 8.5, 0.4, 64)
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index = Index(points)
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paths = []
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for x1, y1 in points:
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index.remove((x1, y1))
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x2, y2 = index.nearest((x1, y1))
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index.insert((x1, y1))
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d = math.hypot(x2 - x1, y2 - y1)
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paths.append(star(x1, y1, d / 2))
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drawing = axi.Drawing(paths)
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drawing = drawing.remove_paths_outside(12, 8.5)
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drawing = drawing.sort_paths()
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im = drawing.render()
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im.write_to_png('out.png')
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axi.draw(drawing)
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if __name__ == '__main__':
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main()
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