plt-3D打印1

plt-3D打印

import numpy as np
import matplotlib.pyplot as plt
from mpl_toolkits.mplot3d import Axes3D

fig = plt.figure()
ax = Axes3D(fig)
X = np.arange(-4,4,0.25)
Y = np.arange(-4,4,0.25)
X,Y = np.meshgrid(X,Y)
R = np.sqrt(X ** 2 + Y ** 2)
Z = np.sin(R)

ax.plot_surface(X,Y,Z,rstride = 1,cstride = 1,cmap = plt.cm.hot)
ax.contourf(X,Y,Z,zdir='z',offset=-2,cmap=plt.cm.hot)
ax.set_zlim(-2,2)

plt.show()

图片