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34 lines
1.2 KiB
34 lines
1.2 KiB
11 months ago
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def Y_pattern():
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canvas.delete("all") # 清除画布
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canvas.create_line(20, 30, 110, 90, fill='red', width=2) # 左臂
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canvas.create_line(170, 30, 110, 90, fill='red', width=2) # 右臂
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canvas.create_line(80, 160, 80, 90, fill='red', width=2) # 中心线
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def Y_tree(depth, percent, left_angle, right_angle, start_point, angle, length, canvas):
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if depth == 0:
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return
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end_point = (start_point[0] + length * math.cos(math.radians(angle)),
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start_point[1] - length * math.sin(math.radians(angle)))
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canvas.create_line(start_point, end_point, fill=color, width=2)
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Y_tree(depth - 1, percent, left_angle, right_angle, end_point, angle + right_angle, length * percent,
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canvas) # 画右枝
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Y_tree(depth - 1, percent, left_angle, right_angle, end_point, angle - left_angle, length * percent,
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canvas) # 画左枝
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canvas.update()
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sleep(0.001)
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Y_tree(finishLevel, treePercent, leftAngle, rightAngle, initPoint, initAngle, initLong, canvas)
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Y_pattern()
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分形层数:finishLevel=10
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缩放比例:treePercent=0.7
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左枝倾角:leftAngle=90
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右枝倾角:rightAngle=180
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初始点:initPoint=(520, 600)
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初始角:initAngle=90
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初始长度:initLong=150
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颜色:color="#85bbd1"
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