原圖Link

這里選擇兩個(gè)繪過的圖組合起來，生成兩頁的PDF文件，原圖Link：

• Matplotlib繪制帶顏色標(biāo)尺的彩色曲面
• Matplotlib繪制三維馬鞍面

Matplotlib編程實(shí)現(xiàn)

import matplotlib.pyplot as plt import numpy as np from matplotlib import cm from matplotlib.ticker import LinearLocator, FormatStrFormatter from mpl_toolkits.mplot3d import Axes3D from matplotlib.backends.backend_pdf import PdfPageswith PdfPages("D://PdfPages.pdf") as pdf:fig = plt.figure()ax = fig.add_subplot(1, 1, 1, projection="3d")x = np.arange(-3, 3, 0.25)y = np.arange(-3, 3, 0.25)x, y = np.meshgrid(x, y)r = np.sqrt(np.power(x, 2) + np.power(y, 2))z = np.sin(r)surf = ax.plot_surface(x, y, z, rstride=1, cstride=1, cmap=cm.coolwarm, linewidth=0, antialiased=False)ax.set(zlim=(-1, 1))ax.zaxis.set_major_locator(LinearLocator(7))ax.zaxis.set_major_formatter(FormatStrFormatter("%3.2f"))fig.colorbar(surf, shrink=0.6, aspect=10)plt.title("Page1")pdf.savefig()plt.close()fig = plt.figure()ax = fig.gca(projection='3d')n_radii = 8n_angles = 36radii = np.linspace(0.125, 1.0, n_radii)angles = np.linspace(0, 2 * np.pi, n_angles, endpoint=False)angles = np.repeat(angles[..., np.newaxis], n_radii, axis=1)x = np.append(0, (radii * np.cos(angles)).flatten())y = np.append(0, (radii * np.sin(angles)).flatten())z = np.sin(-x * y)ax.plot_trisurf(x, y, z, linewidth=0.2, antialiased=True)fig.suptitle("Page2")pdf.savefig()plt.close()

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