[英]How to plot a cylinder with non-constant radius
我编写了代码来生成一个具有恒定固定半径的圆柱体:
import numpy as np
from matplotlib import pyplot as plt
from mpl_toolkits.mplot3d import Axes3D
from math import sin, cos, pi
fig = plt.figure()
ax = fig.add_subplot(111, projection='3d')
theta = np.linspace(-2*pi,2*pi, 600)
Z = np.linspace(0,1,700)
Z,theta = np.meshgrid(Z, theta)
R = 0.1
X = (R*np.cos(theta))
Y = (R*np.sin(theta))
ax.plot_surface(X,Y,Z,linewidth = 0,facecolor = 'r', shade = True, alpha = 0.6)
plt.show()
如何更改此值以使圆柱半径可以变化。 例如,圆柱体一端的半径从0.1开始,每个连续的“圆”绘制的半径比之前的半径大0.01? 换句话说,我希望将具有不同半径的圆圈“连接”在一起,形成一个半径不等的圆柱体。
改变了R = np.linspace(0,1,700)
import numpy as np
from matplotlib import pyplot as plt
from mpl_toolkits.mplot3d import Axes3D
from math import sin, cos, pi
fig = plt.figure()
ax = fig.add_subplot(111, projection='3d')
theta = np.linspace(-2*pi,2*pi, 600)
Z = np.linspace(0,1,700)
Z,theta = np.meshgrid(Z, theta)
R = np.linspace(0,1,700)
X = (R*np.cos(theta))
Y = (R*np.sin(theta))
ax.plot_surface(X,Y,Z,linewidth = 0,facecolor = 'r', shade = True, alpha = 0.6)
plt.show()
你也可以尝试像R = np.sin(np.linspace(0,1,700) * 4) + 1
这样的函数
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