{"id":1451,"date":"2023-06-20T17:04:18","date_gmt":"2023-06-20T09:04:18","guid":{"rendered":"http:\/\/xinyixx.com\/?p=1451"},"modified":"2023-06-20T17:06:41","modified_gmt":"2023-06-20T09:06:41","slug":"python19","status":"publish","type":"post","link":"https:\/\/www.xinyixx.com\/index.php\/2023\/06\/20\/python19\/","title":{"rendered":"python\u7a0b\u5e8f19\uff1a\u5199\u4e00\u4e2a3D\u65cb\u8f6c\u7684python\u7a0b\u5e8f"},"content":{"rendered":"<p>\u4eca\u5929\u8981\u7528\u5230\u7684\u662f\u79d1\u5b66\u8ba1\u7b97\u6570\u636e\u5305SciPy\uff0c\u7b80\u5355\u4ecb\u7ecd\u4e00\u4e0b\u3002<\/p>\n\n\n\n<p>Scipy\u662f\u4e00\u4e2aPython\u79d1\u5b66\u8ba1\u7b97\u5e93\uff0c\u5b83\u63d0\u4f9b\u4e86\u8bb8\u591a\u5e38\u7528\u7684\u79d1\u5b66\u8ba1\u7b97\u529f\u80fd\uff0c\u5982\u6570\u503c\u79ef\u5206\u3001\u6700\u4f18\u5316\u3001\u4fe1\u53f7\u5904\u7406\u3001\u7ebf\u6027\u4ee3\u6570\u3001\u7edf\u8ba1\u5206\u6790\u3001\u56fe\u50cf\u5904\u7406\u3001\u5085\u91cc\u53f6\u53d8\u6362\u7b49\u3002Scipy\u662f\u5728Numpy\u7684\u57fa\u7840\u4e0a\u6784\u5efa\u7684\uff0c\u56e0\u6b64\u5b83\u53ef\u4ee5\u4e0eNumpy\u4e00\u8d77\u4f7f\u7528\uff0c\u4ee5\u4fbf\u66f4\u9ad8\u6548\u5730\u8fdb\u884c\u79d1\u5b66\u8ba1\u7b97\u3002<\/p>\n\n\n\n<p>Scipy\u4e2d\u7684\u4e00\u4e9b\u5e38\u7528\u6a21\u5757\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>scipy.integrate\uff1a\u63d0\u4f9b\u4e86\u6570\u503c\u79ef\u5206\u51fd\u6570\uff0c\u5982quad\u3001dblquad\u548cnquad\u7b49\u3002<\/li>\n\n\n\n<li>scipy.optimize\uff1a\u63d0\u4f9b\u4e86\u5404\u79cd\u4f18\u5316\u7b97\u6cd5\uff0c\u5982\u6700\u5c0f\u4e8c\u4e58\u6cd5\u3001\u975e\u7ebf\u6027\u65b9\u7a0b\u6c42\u89e3\u3001\u66f2\u7ebf\u62df\u5408\u7b49\u3002<\/li>\n\n\n\n<li>scipy.signal\uff1a\u63d0\u4f9b\u4e86\u4fe1\u53f7\u5904\u7406\u76f8\u5173\u7684\u51fd\u6570\uff0c\u5982\u5085\u91cc\u53f6\u53d8\u6362\u3001\u6ee4\u6ce2\u5668\u8bbe\u8ba1\u3001\u76f8\u5173\u6027\u5206\u6790\u7b49\u3002<\/li>\n\n\n\n<li>scipy.linalg\uff1a\u63d0\u4f9b\u4e86\u7ebf\u6027\u4ee3\u6570\u76f8\u5173\u7684\u51fd\u6570\uff0c\u5982\u77e9\u9635\u5206\u89e3\u3001\u7279\u5f81\u503c\u6c42\u89e3\u7b49\u3002<\/li>\n\n\n\n<li>scipy.stats\uff1a\u63d0\u4f9b\u4e86\u7edf\u8ba1\u5206\u6790\u76f8\u5173\u7684\u51fd\u6570\uff0c\u5982\u6982\u7387\u5bc6\u5ea6\u51fd\u6570\u3001\u5047\u8bbe\u68c0\u9a8c\u7b49\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u8fd9\u91cc\u8981\u5f15\u7528\u7684\u6a21\u5757\u662fpip install numpy scipy pyqt5 tkinter matplotlib<\/p>\n\n\n\n<p>\u6e90\u4ee3\u7801\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">import numpy as np<br>from scipy.spatial.transform import Rotation as R<br>import tkinter as tk<br>from mpl_toolkits.mplot3d import Axes3D<br>import matplotlib.pyplot as plt<br>from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg<br># \u521b\u5efaGUI\u754c\u9762<br>root = tk.Tk()<br>root.title(\"3D Rotation\")<br>root.geometry(\"500x500\")<br><br># \u521b\u5efa\u4e00\u4e2a3D\u56fe\u5f62\u5bf9\u8c61<br>fig = plt.figure()<br>ax = fig.add_subplot(111, projection='3d')<br><br># \u521b\u5efa\u4e00\u4e2a\u7acb\u65b9\u4f53<br>vertices = np.array([[-1, -1, -1],<br>                     [-1, -1,  1],<br>                     [-1,  1, -1],<br>                     [-1,  1,  1],<br>                     [ 1, -1, -1],<br>                     [ 1, -1,  1],<br>                     [ 1,  1, -1],<br>                     [ 1,  1,  1]])<br><br>faces = np.array([[0, 1, 3, 2],<br>                  [0, 4, 5, 1],<br>                  [0, 2, 6, 4],<br>                  [7, 5, 4, 6],<br>                  [7, 6, 2, 3],<br>                  [7, 3, 1, 5]])<br><br># \u7ed8\u5236\u7acb\u65b9\u4f53\u5e76\u663e\u793a<br>ax.scatter(vertices[:,0], vertices[:,1], vertices[:,2])<br>for face in faces:<br>    ax.plot(vertices[face,0], vertices[face,1], vertices[face,2], 'k-')<br><br>ax.set_xlim(-2,2)<br>ax.set_ylim(-2,2)<br>ax.set_zlim(-2,2)<br><br>canvas = plt.gcf().canvas<br>canvas = FigureCanvasTkAgg(fig, master=root)<br>canvas.draw()<br>canvas.get_tk_widget().pack(side=tk.TOP, fill=tk.BOTH, expand=1)<br><br># \u521b\u5efa\u65cb\u8f6c\u51fd\u6570<br>def rotate():<br>    angle_x = float(entry_x.get())<br>    angle_y = float(entry_y.get())<br>    angle_z = float(entry_z.get())<br><br>    r = R.from_euler('xyz', [angle_x, angle_y, angle_z], degrees=True)<br>    rotated_vertices = r.apply(vertices)<br><br>    # \u66f4\u65b0\u7acb\u65b9\u4f53\u7684\u9876\u70b9\u5750\u6807\u5e76\u91cd\u65b0\u7ed8\u5236<br>    ax.collections.clear()<br>    ax.scatter(rotated_vertices[:,0], rotated_vertices[:,1], rotated_vertices[:,2])<br>    for face in faces:<br>        ax.plot(rotated_vertices[face,0], rotated_vertices[face,1], rotated_vertices[face,2], 'k-')<br><br>    canvas.draw()<br><br># \u6dfb\u52a0\u65cb\u8f6c\u89d2\u5ea6\u8f93\u5165\u6846\u548c\u6309\u94ae<br>frame = tk.Frame(root)<br>frame.pack()<br><br>label_x = tk.Label(frame, text=\"X\u8f74\u65cb\u8f6c\u89d2\u5ea6\")<br>label_x.pack(side=tk.LEFT)<br><br>entry_x = tk.Entry(frame)<br>entry_x.pack(side=tk.LEFT)<br><br>label_y = tk.Label(frame, text=\"Y\u8f74\u65cb\u8f6c\u89d2\u5ea6\")<br>label_y.pack(side=tk.LEFT)<br><br>entry_y = tk.Entry(frame)<br>entry_y.pack(side=tk.LEFT)<br><br>label_z = tk.Label(frame, text=\"Z\u8f74\u65cb\u8f6c\u89d2\u5ea6\")<br>label_z.pack(side=tk.LEFT)<br><br>entry_z = tk.Entry(frame)<br>entry_z.pack(side=tk.LEFT)<br><br>button_rotate = tk.Button(root, text=\"\u65cb\u8f6c\", command=rotate)<br>button_rotate.pack()<br><br>root.mainloop()<\/pre>\n\n\n\n<p>\u8fd9\u91cc\u8fd0\u884c\u6d4b\u8bd5\u65f6\u53ef\u80fd\u4f1a\u51fa\u73b0\uff0cthis application failed to start because no qt platform plugin\u62a5\u9519\uff0c\u539f\u56e0\u662f\u73af\u5883\u53d8\u91cf\u91cc\u672a\u6dfb\u52a0\u8def\u5f84\u3002\u6309\u7167\u5982\u4e0b\u6b65\u9aa4\uff0c\u5728everything\u8f93\u5165plugins\\platforms\uff0c\u67e5\u627e\u5230Qt\u5bf9\u5e94\u9879\u76ee\u7684\u8def\u5f84\uff0c\u590d\u5236\u8def\u5f84\u5730\u5740\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><noscript><img decoding=\"async\" width=\"1024\" height=\"281\" src=\"http:\/\/xinyixx.com\/wp-content\/uploads\/2023\/06\/image-99-1024x281.png\" alt class=\"wp-image-1455\" srcset=\"https:\/\/www.xinyixx.com\/wp-content\/uploads\/2023\/06\/image-99-1024x281.png 1024w, 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