3次元作図

単純な3Dプロット例。

../../../_images/plot_plot3d_ex_1.png

Python source code: plot_plot3d_ex.py

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()

Total running time of the example: 0.16 seconds ( 0 minutes 0.16 seconds)