{"id":1084074,"date":"2025-01-08T13:04:02","date_gmt":"2025-01-08T05:04:02","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1084074.html"},"modified":"2025-01-08T13:04:04","modified_gmt":"2025-01-08T05:04:04","slug":"python%e5%a6%82%e4%bd%95%e5%83%8fcad%e4%b8%80%e6%a0%b7%e7%94%bb%e5%9b%be-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1084074.html","title":{"rendered":"python\u5982\u4f55\u50cfCAD\u4e00\u6837\u753b\u56fe"},"content":{"rendered":"

\"python\u5982\u4f55\u50cfCAD\u4e00\u6837\u753b\u56fe\"<\/p>\n

Python\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u591a\u4e2a\u5e93\u6765\u5b9e\u73b0\u7c7b\u4f3cCAD\u7684\u7ed8\u56fe\u529f\u80fd\u3002\u4e3b\u8981\u5e93\u5305\u62ecMatplotlib\u3001Tkinter\u3001Pygame\u3001PyQt\u3001OpenCV\u3001Shapely\u3001VisPy<\/strong>\u7b49\u3002 \u5176\u4e2d\uff0cMatplotlib\u548cPyQt<\/strong>\u662f\u6700\u5e38\u7528\u7684\uff0c\u5b83\u4eec\u53ef\u4ee5\u5e2e\u52a9\u4f60\u521b\u5efa\u590d\u6742\u7684\u56fe\u5f62\u548c\u7528\u6237\u754c\u9762\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528\u8fd9\u4e9b\u5e93\u5b9e\u73b0\u7c7b\u4f3cCAD\u7684\u7ed8\u56fe\u529f\u80fd\u3002<\/p>\n<\/p>\n

\u4e00\u3001MATPLOTLIB<\/p>\n<\/p>\n

Matplotlib\u662f\u4e00\u4e2a\u5f3a\u5927\u7684Python\u7ed8\u56fe\u5e93\uff0c\u5b83\u53ef\u4ee5\u751f\u6210\u5305\u62ec\u7ebf\u56fe\u3001\u6563\u70b9\u56fe\u3001\u6761\u5f62\u56fe\u3001\u76f4\u65b9\u56fe\u7b49\u5728\u5185\u7684\u5404\u79cd\u56fe\u8868\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u5b83\u6765\u7ed8\u5236CAD\u98ce\u683c\u7684\u56fe\u5f62\u3002<\/p>\n<\/p>\n

\u4f7f\u7528Matplotlib\u7ed8\u56fe\u7684\u57fa\u7840\u6b65\u9aa4<\/h3>\n<\/p>\n
    \n
  1. \u5b89\u88c5Matplotlib<\/li>\n<\/ol>\n

    pip install matplotlib<\/p>\n
    <\/code><\/pre>\n<\/p>\n
      \n
    1. \u5bfc\u5165Matplotlib\u5e93<\/li>\n<\/ol>\n
      import matplotlib.pyplot as plt<\/p>\n
      <\/code><\/pre>\n<\/p>\n
        \n
      1. \u521b\u5efa\u56fe\u5f62\u548c\u8f74<\/li>\n<\/ol>\n
        fig, ax = plt.subplots()<\/p>\n
        <\/code><\/pre>\n<\/p>\n
          \n
        1. \u6dfb\u52a0\u56fe\u5f62\u5143\u7d20<\/li>\n<\/ol>\n
          ax.plot(x, y)<\/p>\n
          <\/code><\/pre>\n<\/p>\n
            \n
          1. \u663e\u793a\u56fe\u5f62<\/li>\n<\/ol>\n
            plt.show()<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u7ed8\u5236\u590d\u6742\u56fe\u5f62<\/h3>\n<\/p>\n
            Matplotlib\u4e0d\u4ec5\u9002\u7528\u4e8e\u7b80\u5355\u7684\u4e8c\u7ef4\u56fe\u5f62\uff0c\u8fd8\u53ef\u4ee5\u7528\u4e8e\u7ed8\u5236\u590d\u6742\u7684CAD\u56fe\u5f62\u3002\u901a\u8fc7\u7ed3\u5408\u4f7f\u7528\u591a\u4e2a\u7ed8\u56fe\u51fd\u6570\u548c\u81ea\u5b9a\u4e49\u6837\u5f0f\uff0c\u4f60\u53ef\u4ee5\u521b\u5efa\u590d\u6742\u7684\u56fe\u5f62\u3002<\/p>\n<\/p>\n
            import matplotlib.pyplot as plt<\/p>\n
            import numpy as np<\/p>\n
            \u521b\u5efa\u6570\u636e<\/strong><\/h2>\n
            theta = np.linspace(0, 2*np.pi, 100)<\/p>\n
            r = np.abs(np.sin(2*theta))<\/p>\n
            \u521b\u5efa\u6781\u5750\u6807\u56fe<\/strong><\/h2>\n
            fig, ax = plt.subplots(subplot_kw={'projection': 'polar'})<\/p>\n
            ax.plot(theta, r)<\/p>\n
            \u6dfb\u52a0\u5176\u4ed6\u56fe\u5f62\u5143\u7d20<\/strong><\/h2>\n
            ax.set_title("\u6781\u5750\u6807\u56fe")<\/p>\n
            ax.grid(True)<\/p>\n
            plt.show()<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u4e8c\u3001PYQT<\/p>\n<\/p>\n
            PyQt\u662f\u4e00\u4e2a\u5c06Qt\u5e93\u7ed1\u5b9a\u5230Python\u7684\u6a21\u5757\uff0cQt\u662f\u4e00\u4e2a\u8de8\u5e73\u53f0\u7684C++\u56fe\u5f62\u7528\u6237\u754c\u9762\u5e94\u7528\u7a0b\u5e8f\u6846\u67b6\u3002PyQt\u53ef\u4ee5\u7528\u6765\u521b\u5efa\u529f\u80fd\u5f3a\u5927\u7684\u56fe\u5f62\u7528\u6237\u754c\u9762\u5e94\u7528\u7a0b\u5e8f\uff0c\u5e76\u4e14\u53ef\u4ee5\u7528\u4e8e\u7ed8\u5236\u7c7b\u4f3cCAD\u7684\u56fe\u5f62\u3002<\/p>\n<\/p>\n
            \u4f7f\u7528PyQt\u7ed8\u56fe\u7684\u57fa\u7840\u6b65\u9aa4<\/h3>\n<\/p>\n
              \n
            1. \u5b89\u88c5PyQt<\/li>\n<\/ol>\n
              pip install PyQt5<\/p>\n
              <\/code><\/pre>\n<\/p>\n
                \n
              1. \u5bfc\u5165PyQt\u6a21\u5757<\/li>\n<\/ol>\n
                from PyQt5.QtWidgets import QApplication, QMAI<\/a>nWindow, QGraphicsScene, QGraphicsView<\/p>\n
                from PyQt5.QtGui import QPainter, QPen<\/p>\n
                from PyQt5.QtCore import Qt<\/p>\n
                <\/code><\/pre>\n<\/p>\n
                  \n
                1. \u521b\u5efa\u4e3b\u7a97\u53e3\u548c\u7ed8\u56fe\u533a\u57df<\/li>\n<\/ol>\n
                  class MainWindow(QMainWindow):<\/p>\n
                      def __init__(self):<\/p>\n
                          super().__init__()<\/p>\n
                          self.setWindowTitle('CAD\u7ed8\u56fe')<\/p>\n
                          self.setGeometry(100, 100, 800, 600)<\/p>\n
                          self.scene = QGraphicsScene()<\/p>\n
                          self.view = QGraphicsView(self.scene, self)<\/p>\n
                          self.setCentralWidget(self.view)<\/p>\n
                      def paintEvent(self, event):<\/p>\n
                          painter = QPainter(self)<\/p>\n
                          pen = QPen(Qt.black, 2)<\/p>\n
                          painter.setPen(pen)<\/p>\n
                          painter.drawLine(100, 100, 200, 200)<\/p>\n
                          painter.drawRect(300, 300, 100, 100)<\/p>\n
                  <\/code><\/pre>\n<\/p>\n
                    \n
                  1. \u521b\u5efa\u5e94\u7528\u7a0b\u5e8f\u5e76\u8fd0\u884c<\/li>\n<\/ol>\n
                    app = QApplication([])<\/p>\n
                    window = MainWindow()<\/p>\n
                    window.show()<\/p>\n
                    app.exec_()<\/p>\n
                    <\/code><\/pre>\n<\/p>\n
                    \u7ed8\u5236\u590d\u6742\u56fe\u5f62<\/h3>\n<\/p>\n
                    PyQt\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u56fe\u5f62\u7ed8\u5236\u529f\u80fd\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u529f\u80fd\u6765\u7ed8\u5236\u590d\u6742\u7684CAD\u56fe\u5f62\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528QPainter\u7c7b\u7684\u5404\u79cd\u7ed8\u56fe\u65b9\u6cd5\u6765\u7ed8\u5236\u7ebf\u6761\u3001\u591a\u8fb9\u5f62\u3001\u66f2\u7ebf\u7b49\u3002<\/p>\n<\/p>\n
                    from PyQt5.QtWidgets import QApplication, QMainWindow<\/p>\n
                    from PyQt5.QtGui import QPainter, QPen, QBrush<\/p>\n
                    from PyQt5.QtCore import Qt, QRectF<\/p>\n
                    class MainWindow(QMainWindow):<\/p>\n
                        def __init__(self):<\/p>\n
                            super().__init__()<\/p>\n
                            self.setWindowTitle('CAD\u7ed8\u56fe')<\/p>\n
                            self.setGeometry(100, 100, 800, 600)<\/p>\n
                        def paintEvent(self, event):<\/p>\n
                            painter = QPainter(self)<\/p>\n
                            pen = QPen(Qt.black, 2)<\/p>\n
                            brush = QBrush(Qt.SolidPattern)<\/p>\n
                            painter.setPen(pen)<\/p>\n
                            painter.setBrush(brush)<\/p>\n
                            # \u753b\u7ebf<\/p>\n
                            painter.drawLine(100, 100, 200, 200)<\/p>\n
                            # \u753b\u77e9\u5f62<\/p>\n
                            painter.drawRect(300, 300, 100, 100)<\/p>\n
                            # \u753b\u692d\u5706<\/p>\n
                            painter.drawEllipse(400, 100, 100, 50)<\/p>\n
                            # \u753b\u591a\u8fb9\u5f62<\/p>\n
                            points = [QPoint(100, 400), QPoint(150, 450), QPoint(50, 450)]<\/p>\n
                            painter.drawPolygon(*points)<\/p>\n
                            # \u753b\u5706\u5f27<\/p>\n
                            rect = QRectF(500, 300, 100, 100)<\/p>\n
                            start_angle = 0 * 16<\/p>\n
                            span_angle = 90 * 16<\/p>\n
                            painter.drawArc(rect, start_angle, span_angle)<\/p>\n
                    app = QApplication([])<\/p>\n
                    window = MainWindow()<\/p>\n
                    window.show()<\/p>\n
                    app.exec_()<\/p>\n
                    <\/code><\/pre>\n<\/p>\n
                    \u4e09\u3001TKINTER<\/p>\n<\/p>\n
                    Tkinter\u662fPython\u7684\u6807\u51c6GUI\u5e93\uff0c\u5b83\u975e\u5e38\u9002\u5408\u521b\u5efa\u7b80\u5355\u7684\u56fe\u5f62\u7528\u6237\u754c\u9762\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528Tkinter\u7684Canvas\u7ec4\u4ef6\u6765\u7ed8\u5236CAD\u98ce\u683c\u7684\u56fe\u5f62\u3002<\/p>\n<\/p>\n
                    \u4f7f\u7528Tkinter\u7ed8\u56fe\u7684\u57fa\u7840\u6b65\u9aa4<\/h3>\n<\/p>\n
                      \n
                    1. \u5bfc\u5165Tkinter\u6a21\u5757<\/li>\n<\/ol>\n
                      import tkinter as tk<\/p>\n
                      <\/code><\/pre>\n<\/p>\n
                        \n
                      1. \u521b\u5efa\u4e3b\u7a97\u53e3\u548c\u7ed8\u56fe\u533a\u57df<\/li>\n<\/ol>\n
                        root = tk.Tk()<\/p>\n
                        root.title('CAD\u7ed8\u56fe')<\/p>\n
                        canvas = tk.Canvas(root, width=800, height=600)<\/p>\n
                        canvas.pack()<\/p>\n
                        <\/code><\/pre>\n<\/p>\n
                          \n
                        1. \u6dfb\u52a0\u56fe\u5f62\u5143\u7d20<\/li>\n<\/ol>\n
                          canvas.create_line(100, 100, 200, 200, fill='black', width=2)<\/p>\n
                          canvas.create_rectangle(300, 300, 400, 400, outline='black', width=2)<\/p>\n
                          <\/code><\/pre>\n<\/p>\n
                            \n
                          1. \u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f<\/li>\n<\/ol>\n
                            root.mainloop()<\/p>\n
                            <\/code><\/pre>\n<\/p>\n
                            \u7ed8\u5236\u590d\u6742\u56fe\u5f62<\/h3>\n<\/p>\n
                            Tkinter\u7684Canvas\u7ec4\u4ef6\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u7ed8\u56fe\u529f\u80fd\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u529f\u80fd\u6765\u7ed8\u5236\u590d\u6742\u7684CAD\u56fe\u5f62\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528create_line\u3001create_rectangle\u3001create_oval\u7b49\u65b9\u6cd5\u6765\u7ed8\u5236\u7ebf\u6761\u3001\u77e9\u5f62\u3001\u692d\u5706\u7b49\u3002<\/p>\n<\/p>\n
                            import tkinter as tk<\/p>\n
                            root = tk.Tk()<\/p>\n
                            root.title('CAD\u7ed8\u56fe')<\/p>\n
                            canvas = tk.Canvas(root, width=800, height=600)<\/p>\n
                            canvas.pack()<\/p>\n
                            \u753b\u7ebf<\/strong><\/h2>\n
                            canvas.create_line(100, 100, 200, 200, fill='black', width=2)<\/p>\n
                            \u753b\u77e9\u5f62<\/strong><\/h2>\n
                            canvas.create_rectangle(300, 300, 400, 400, outline='black', width=2)<\/p>\n
                            \u753b\u692d\u5706<\/strong><\/h2>\n
                            canvas.create_oval(400, 100, 500, 150, outline='black', width=2)<\/p>\n
                            \u753b\u591a\u8fb9\u5f62<\/strong><\/h2>\n
                            points = [100, 400, 150, 450, 50, 450]<\/p>\n
                            canvas.create_polygon(points, outline='black', width=2)<\/p>\n
                            \u753b\u5706\u5f27<\/strong><\/h2>\n
                            canvas.create_arc(500, 300, 600, 400, start=0, extent=90, outline='black', width=2)<\/p>\n
                            root.mainloop()<\/p>\n
                            <\/code><\/pre>\n<\/p>\n
                            \u56db\u3001Pygame<\/p>\n<\/p>\n
                            Pygame\u662f\u4e00\u4e2a\u7528\u4e8e\u5f00\u53d12D\u6e38\u620f\u7684Python\u5e93\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u56fe\u5f62\u548c\u58f0\u97f3\u5904\u7406\u529f\u80fd\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528Pygame\u6765\u7ed8\u5236\u7c7b\u4f3cCAD\u7684\u56fe\u5f62\u3002<\/p>\n<\/p>\n
                            \u4f7f\u7528Pygame\u7ed8\u56fe\u7684\u57fa\u7840\u6b65\u9aa4<\/h3>\n<\/p>\n
                              \n
                            1. \u5b89\u88c5Pygame<\/li>\n<\/ol>\n
                              pip install pygame<\/p>\n
                              <\/code><\/pre>\n<\/p>\n
                                \n
                              1. \u5bfc\u5165Pygame\u6a21\u5757<\/li>\n<\/ol>\n
                                import pygame<\/p>\n
                                <\/code><\/pre>\n<\/p>\n
                                  \n
                                1. \u521d\u59cb\u5316Pygame<\/li>\n<\/ol>\n
                                  pygame.init()<\/p>\n
                                  <\/code><\/pre>\n<\/p>\n
                                    \n
                                  1. \u521b\u5efa\u7a97\u53e3\u548c\u7ed8\u56fe\u533a\u57df<\/li>\n<\/ol>\n
                                    screen = pygame.display.set_mode((800, 600))<\/p>\n
                                    pygame.display.set_caption('CAD\u7ed8\u56fe')<\/p>\n
                                    <\/code><\/pre>\n<\/p>\n
                                      \n
                                    1. \u6dfb\u52a0\u56fe\u5f62\u5143\u7d20<\/li>\n<\/ol>\n
                                      pygame.draw.line(screen, (0, 0, 0), (100, 100), (200, 200), 2)<\/p>\n
                                      pygame.draw.rect(screen, (0, 0, 0), (300, 300, 100, 100), 2)<\/p>\n
                                      <\/code><\/pre>\n<\/p>\n
                                        \n
                                      1. \u663e\u793a\u56fe\u5f62<\/li>\n<\/ol>\n
                                        pygame.display.flip()<\/p>\n
                                        <\/code><\/pre>\n<\/p>\n
                                          \n
                                        1. \u4e8b\u4ef6\u5faa\u73af<\/li>\n<\/ol>\n
                                          running = True<\/p>\n
                                          while running:<\/p>\n
                                              for event in pygame.event.get():<\/p>\n
                                                  if event.type == pygame.QUIT:<\/p>\n
                                                      running = False<\/p>\n
                                          pygame.quit()<\/p>\n
                                          <\/code><\/pre>\n<\/p>\n
                                          \u7ed8\u5236\u590d\u6742\u56fe\u5f62<\/h3>\n<\/p>\n
                                          Pygame\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u7ed8\u56fe\u529f\u80fd\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u529f\u80fd\u6765\u7ed8\u5236\u590d\u6742\u7684CAD\u56fe\u5f62\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528draw.line\u3001draw.rect\u3001draw.ellipse\u7b49\u65b9\u6cd5\u6765\u7ed8\u5236\u7ebf\u6761\u3001\u77e9\u5f62\u3001\u692d\u5706\u7b49\u3002<\/p>\n<\/p>\n
                                          import pygame<\/p>\n
                                          pygame.init()<\/p>\n
                                          screen = pygame.display.set_mode((800, 600))<\/p>\n
                                          pygame.display.set_caption('CAD\u7ed8\u56fe')<\/p>\n
                                          screen.fill((255, 255, 255))<\/p>\n
                                          \u753b\u7ebf<\/strong><\/h2>\n
                                          pygame.draw.line(screen, (0, 0, 0), (100, 100), (200, 200), 2)<\/p>\n
                                          \u753b\u77e9\u5f62<\/strong><\/h2>\n
                                          pygame.draw.rect(screen, (0, 0, 0), (300, 300, 100, 100), 2)<\/p>\n
                                          \u753b\u692d\u5706<\/strong><\/h2>\n
                                          pygame.draw.ellipse(screen, (0, 0, 0), (400, 100, 100, 50), 2)<\/p>\n
                                          \u753b\u591a\u8fb9\u5f62<\/strong><\/h2>\n
                                          points = [(100, 400), (150, 450), (50, 450)]<\/p>\n
                                          pygame.draw.polygon(screen, (0, 0, 0), points, 2)<\/p>\n
                                          \u753b\u5706\u5f27<\/strong><\/h2>\n
                                          pygame.draw.arc(screen, (0, 0, 0), (500, 300, 100, 100), 0, 1.57, 2)<\/p>\n
                                          pygame.display.flip()<\/p>\n
                                          running = True<\/p>\n
                                          while running:<\/p>\n
                                              for event in pygame.event.get():<\/p>\n
                                                  if event.type == pygame.QUIT:<\/p>\n
                                                      running = False<\/p>\n
                                          pygame.quit()<\/p>\n
                                          <\/code><\/pre>\n<\/p>\n
                                          \u4e94\u3001OpenCV<\/p>\n<\/p>\n
                                          OpenCV\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u8ba1\u7b97\u673a\u89c6\u89c9\u548c\u673a\u5668\u5b66\u4e60<\/a>\u8f6f\u4ef6\u5e93\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u56fe\u50cf\u5904\u7406\u529f\u80fd\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528OpenCV\u6765\u7ed8\u5236\u7c7b\u4f3cCAD\u7684\u56fe\u5f62\u3002<\/p>\n<\/p>\n
                                          \u4f7f\u7528OpenCV\u7ed8\u56fe\u7684\u57fa\u7840\u6b65\u9aa4<\/h3>\n<\/p>\n
                                            \n
                                          1. \u5b89\u88c5OpenCV<\/li>\n<\/ol>\n
                                            pip install opencv-python<\/p>\n
                                            <\/code><\/pre>\n<\/p>\n
                                              \n
                                            1. \u5bfc\u5165OpenCV\u6a21\u5757<\/li>\n<\/ol>\n
                                              import cv2<\/p>\n
                                              import numpy as np<\/p>\n
                                              <\/code><\/pre>\n<\/p>\n
                                                \n
                                              1. \u521b\u5efa\u56fe\u50cf\u548c\u7ed8\u56fe\u533a\u57df<\/li>\n<\/ol>\n
                                                image = np.zeros((600, 800, 3), dtype=np.uint8)<\/p>\n
                                                <\/code><\/pre>\n<\/p>\n
                                                  \n
                                                1. \u6dfb\u52a0\u56fe\u5f62\u5143\u7d20<\/li>\n<\/ol>\n
                                                  cv2.line(image, (100, 100), (200, 200), (255, 255, 255), 2)<\/p>\n
                                                  cv2.rectangle(image, (300, 300), (400, 400), (255, 255, 255), 2)<\/p>\n
                                                  <\/code><\/pre>\n<\/p>\n
                                                    \n
                                                  1. \u663e\u793a\u56fe\u5f62<\/li>\n<\/ol>\n
                                                    cv2.imshow('CAD\u7ed8\u56fe', image)<\/p>\n
                                                    cv2.waitKey(0)<\/p>\n
                                                    cv2.destroyAllWindows()<\/p>\n
                                                    <\/code><\/pre>\n<\/p>\n
                                                    \u7ed8\u5236\u590d\u6742\u56fe\u5f62<\/h3>\n<\/p>\n
                                                    OpenCV\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u7ed8\u56fe\u529f\u80fd\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u529f\u80fd\u6765\u7ed8\u5236\u590d\u6742\u7684CAD\u56fe\u5f62\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528cv2.line\u3001cv2.rectangle\u3001cv2.ellipse\u7b49\u65b9\u6cd5\u6765\u7ed8\u5236\u7ebf\u6761\u3001\u77e9\u5f62\u3001\u692d\u5706\u7b49\u3002<\/p>\n<\/p>\n
                                                    import cv2<\/p>\n
                                                    import numpy as np<\/p>\n
                                                    image = np.zeros((600, 800, 3), dtype=np.uint8)<\/p>\n
                                                    \u753b\u7ebf<\/strong><\/h2>\n
                                                    cv2.line(image, (100, 100), (200, 200), (255, 255, 255), 2)<\/p>\n
                                                    \u753b\u77e9\u5f62<\/strong><\/h2>\n
                                                    cv2.rectangle(image, (300, 300), (400, 400), (255, 255, 255), 2)<\/p>\n
                                                    \u753b\u692d\u5706<\/strong><\/h2>\n
                                                    cv2.ellipse(image, (450, 125), (50, 25), 0, 0, 360, (255, 255, 255), 2)<\/p>\n
                                                    \u753b\u591a\u8fb9\u5f62<\/strong><\/h2>\n
                                                    points = np.array([[100, 400], [150, 450], [50, 450]], np.int32)<\/p>\n
                                                    cv2.polylines(image, [points], isClosed=True, color=(255, 255, 255), thickness=2)<\/p>\n
                                                    \u753b\u5706\u5f27<\/strong><\/h2>\n
                                                    cv2.ellipse(image, (550, 350), (50, 50), 0, 0, 90, (255, 255, 255), 2)<\/p>\n
                                                    cv2.imshow('CAD\u7ed8\u56fe', image)<\/p>\n
                                                    cv2.waitKey(0)<\/p>\n
                                                    cv2.destroyAllWindows()<\/p>\n
                                                    <\/code><\/pre>\n<\/p>\n
                                                    \u516d\u3001Shapely<\/p>\n<\/p>\n
                                                    Shapely\u662f\u4e00\u4e2a\u7528\u4e8e\u64cd\u7eb5\u548c\u5206\u6790\u51e0\u4f55\u5f62\u72b6\u7684Python\u5e93\u3002\u867d\u7136Shapely\u4e3b\u8981\u7528\u4e8e\u5730\u7406\u4fe1\u606f\u7cfb\u7edf\uff08GIS\uff09\u5e94\u7528\uff0c\u4f46\u5b83\u4e5f\u53ef\u4ee5\u7528\u4e8e\u521b\u5efa\u7c7b\u4f3cCAD\u7684\u56fe\u5f62\u3002<\/p>\n<\/p>\n
                                                    \u4f7f\u7528Shapely\u7ed8\u56fe\u7684\u57fa\u7840\u6b65\u9aa4<\/h3>\n<\/p>\n
                                                      \n
                                                    1. \u5b89\u88c5Shapely<\/li>\n<\/ol>\n
                                                      pip install shapely<\/p>\n
                                                      <\/code><\/pre>\n<\/p>\n
                                                        \n
                                                      1. \u5bfc\u5165Shapely\u6a21\u5757<\/li>\n<\/ol>\n
                                                        from shapely.geometry import Point, LineString, Polygon<\/p>\n
                                                        <\/code><\/pre>\n<\/p>\n
                                                          \n
                                                        1. \u521b\u5efa\u51e0\u4f55\u5bf9\u8c61<\/li>\n<\/ol>\n
                                                          point = Point(0, 0)<\/p>\n
                                                          line = LineString([(0, 0), (1, 1)])<\/p>\n
                                                          polygon = Polygon([(0, 0), (1, 1), (1, 0)])<\/p>\n
                                                          <\/code><\/pre>\n<\/p>\n
                                                            \n
                                                          1. \u53ef\u89c6\u5316\u51e0\u4f55\u5bf9\u8c61<\/li>\n<\/ol>\n
                                                            import matplotlib.pyplot as plt<\/p>\n
                                                            x, y = point.xy<\/p>\n
                                                            plt.plot(x, y, 'o')<\/p>\n
                                                            x, y = line.xy<\/p>\n
                                                            plt.plot(x, y)<\/p>\n
                                                            x, y = polygon.exterior.xy<\/p>\n
                                                            plt.plot(x, y)<\/p>\n
                                                            plt.show()<\/p>\n
                                                            <\/code><\/pre>\n<\/p>\n
                                                            \u7ed8\u5236\u590d\u6742\u56fe\u5f62<\/h3>\n<\/p>\n
                                                            Shapely\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u51e0\u4f55\u64cd\u4f5c\u529f\u80fd\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u529f\u80fd\u6765\u521b\u5efa\u548c\u64cd\u4f5c\u590d\u6742\u7684CAD\u56fe\u5f62\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u5404\u79cd\u51e0\u4f55\u64cd\u4f5c\u65b9\u6cd5\u6765\u521b\u5efa\u7f13\u51b2\u533a\u3001\u8054\u5408\u3001\u4ea4\u96c6\u7b49\u3002<\/p>\n<\/p>\n
                                                            from shapely.geometry import Point, LineString, Polygon<\/p>\n
                                                            import matplotlib.pyplot as plt<\/p>\n
                                                            point = Point(0, 0)<\/p>\n
                                                            line = LineString([(0, 0), (1, 1)])<\/p>\n
                                                            polygon = Polygon([(0, 0), (1, 1), (1, 0)])<\/p>\n
                                                            \u521b\u5efa\u7f13\u51b2\u533a<\/strong><\/h2>\n
                                                            buffer = point.buffer(0.1)<\/p>\n
                                                            \u8054\u5408\u51e0\u4f55\u5bf9\u8c61<\/strong><\/h2>\n
                                                            union = line.union(polygon)<\/p>\n
                                                            \u53ef\u89c6\u5316\u51e0\u4f55\u5bf9\u8c61<\/strong><\/h2>\n
                                                            fig, ax = plt.subplots()<\/p>\n
                                                            x, y = point.xy<\/p>\n
                                                            ax.plot(x, y, 'o')<\/p>\n
                                                            x, y = line.xy<\/p>\n
                                                            ax.plot(x, y)<\/p>\n
                                                            x, y = polygon.exterior.xy<\/p>\n
                                                            ax.plot(x, y)<\/p>\n
                                                            x, y = buffer.exterior.xy<\/p>\n
                                                            ax.plot(x, y, 'r--')<\/p>\n
                                                            x, y = union.exterior.xy<\/p>\n
                                                            ax.plot(x, y, 'g--')<\/p>\n
                                                            plt.show()<\/p>\n
                                                            <\/code><\/pre>\n<\/p>\n
                                                            \u4e03\u3001VisPy<\/p>\n<\/p>\n
                                                            VisPy\u662f\u4e00\u4e2a\u7528\u4e8e\u79d1\u5b66\u53ef\u89c6\u5316\u7684Python\u5e93\uff0c\u57fa\u4e8eOpenGL\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528VisPy\u6765\u521b\u5efa\u4ea4\u4e92\u5f0f\u76843D\u56fe\u5f62\u548c\u7c7b\u4f3cCAD\u7684\u56fe\u5f62\u3002<\/p>\n<\/p>\n
                                                            \u4f7f\u7528VisPy\u7ed8\u56fe\u7684\u57fa\u7840\u6b65\u9aa4<\/h3>\n<\/p>\n
                                                              \n
                                                            1. \u5b89\u88c5VisPy<\/li>\n<\/ol>\n
                                                              pip install vispy<\/p>\n
                                                              <\/code><\/pre>\n<\/p>\n
                                                                \n
                                                              1. \u5bfc\u5165VisPy\u6a21\u5757<\/li>\n<\/ol>\n
                                                                from vispy import app, scene<\/p>\n
                                                                <\/code><\/pre>\n<\/p>\n
                                                                  \n
                                                                1. \u521b\u5efaCanvas\u548c\u7ed8\u56fe\u533a\u57df<\/li>\n<\/ol>\n
                                                                  canvas = scene.SceneCanvas(keys='interactive', show=True)<\/p>\n
                                                                  view = canvas.central_widget.add_view()<\/p>\n
                                                                  <\/code><\/pre>\n<\/p>\n
                                                                    \n
                                                                  1. \u6dfb\u52a0\u56fe\u5f62\u5143\u7d20<\/li>\n<\/ol>\n
                                                                    line = scene.visuals.Line(pos=[[0, 0], [1, 1]], color='white')<\/p>\n
                                                                    view.add(line)<\/p>\n
                                                                    <\/code><\/pre>\n<\/p>\n
                                                                      \n
                                                                    1. \u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f<\/li>\n<\/ol>\n
                                                                      if __name__ == '__main__':<\/p>\n
                                                                          app.run()<\/p>\n
                                                                      <\/code><\/pre>\n<\/p>\n
                                                                      \u7ed8\u5236\u590d\u6742\u56fe\u5f62<\/h3>\n<\/p>\n
                                                                      VisPy\u63d0\u4f9b\u4e86\u4e30\u5bcc\u76843D\u7ed8\u56fe\u529f\u80fd\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u529f\u80fd\u6765\u521b\u5efa\u590d\u6742\u7684CAD\u56fe\u5f62\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528scene.visuals.Line\u3001scene.visuals.Rectangle\u7b49\u65b9\u6cd5\u6765\u7ed8\u5236\u7ebf\u6761\u3001\u77e9\u5f62\u7b49\u3002<\/p>\n<\/p>\n
                                                                      from vispy import app, scene<\/p>\n
                                                                      import numpy as np<\/p>\n
                                                                      canvas = scene.SceneCanvas(keys='interactive', show=True)<\/p>\n
                                                                      view = canvas.central_widget.add_view()<\/p>\n
                                                                      \u753b\u7ebf<\/strong><\/h2>\n
                                                                      line = scene.visuals.Line(pos=np.array([[0, 0], [1, 1]]), color='white')<\/p>\n
                                                                      view.add(line)<\/p>\n
                                                                      \u753b\u77e9\u5f62<\/strong><\/h2>\n
                                                                      rect = scene.visuals.Rectangle(center=(0.5, 0.5), width=0.2, height=0.2, color='white', edge_color='white')<\/p>\n
                                                                      view.add(rect)<\/p>\n
                                                                      \u753b\u692d\u5706<\/strong><\/h2>\n
                                                                      ellipse = scene.visuals.Ellipse(center=(0.5, -0.5), radius=(0.1, 0.05), color='white', edge_color='white')<\/p>\n
                                                                      view.add(ellipse)<\/p>\n
                                                                      \u753b\u591a\u8fb9\u5f62<\/strong><\/h2>\n
                                                                      polygon = scene.visuals.Polygon(pos=np.array([[0, 0], [0.5, 0.5], [0.5, 0]]), color='white', edge_color='white')<\/p>\n
                                                                      view.add(polygon)<\/p>\n
                                                                      \u753b\u5706\u5f27<\/strong><\/h2>\n
                                                                      arc = scene.visuals.Arc(center=(0.5, 0), radius=0.5, start_angle=0, span_angle=90, color='white')<\/p>\n
                                                                      view.add(arc)<\/p>\n
                                                                      if __name__ == '__main__':<\/p>\n
                                                                          app.run()<\/p>\n
                                                                      <\/code><\/pre>\n<\/p>\n
                                                                      \u901a\u8fc7\u4f7f\u7528\u8fd9\u4e9b\u5e93\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528Python\u521b\u5efa\u7c7b\u4f3cCAD\u7684\u56fe\u5f62\u3002\u8fd9\u4e9b\u5e93\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u7ed8\u56fe\u529f\u80fd\u548c\u7528\u6237\u754c\u9762\u529f\u80fd\uff0c\u53ef\u4ee5\u5e2e\u52a9\u4f60\u521b\u5efa\u529f\u80fd\u5f3a\u5927\u7684\u7ed8\u56fe\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n
                                                                      \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
                                                                       \u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u4e0eCAD\u7c7b\u4f3c\u7684\u7ed8\u56fe\u529f\u80fd\uff1f<\/strong>
                                                                      \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u56fe\u5f62\u5e93\u6765\u6a21\u62dfCAD\u7684\u7ed8\u56fe\u529f\u80fd\u3002\u5e38\u7528\u7684\u5e93\u5305\u62ecMatplotlib\u3001Pygame\u548cTkinter\u7b49\u3002Matplotlib\u9002\u5408\u8fdb\u884c\u6570\u636e\u53ef\u89c6\u5316\u548c\u7b80\u5355\u56fe\u5f62\u7ed8\u5236\uff0c\u800cPygame\u548cTkinter\u5219\u66f4\u9002\u5408\u5f00\u53d1\u56fe\u5f62\u754c\u9762\u548c\u4ea4\u4e92\u5f0f\u5e94\u7528\u3002\u9009\u62e9\u5408\u9002\u7684\u5e93\u53ef\u4ee5\u5e2e\u52a9\u4f60\u5b9e\u73b0\u4e0eCAD\u7c7b\u4f3c\u7684\u7ed8\u56fe\u6548\u679c\u3002<\/p>\n
                                                                      Python\u7ed8\u56fe\u65f6\u5982\u4f55\u5b9e\u73b0\u7cbe\u786e\u7684\u5750\u6807\u63a7\u5236\uff1f<\/strong>
                                                                      \u5728\u7ed8\u56fe\u65f6\uff0c\u786e\u4fdd\u7cbe\u786e\u7684\u5750\u6807\u63a7\u5236\u81f3\u5173\u91cd\u8981\u3002\u53ef\u4ee5\u4f7f\u7528Matplotlib\u4e2d\u7684\u5750\u6807\u8f74\u8bbe\u7f6e\u529f\u80fd\u6765\u5b9a\u4e49\u7ed8\u56fe\u533a\u57df\u7684\u5927\u5c0f\u548c\u6bd4\u4f8b\uff0c\u786e\u4fdd\u6bcf\u4e2a\u56fe\u5f62\u5143\u7d20\u90fd\u80fd\u51c6\u786e\u7ed8\u5236\u5230\u9884\u5b9a\u4f4d\u7f6e\u3002\u6b64\u5916\uff0c\u4f7f\u7528\u5355\u4f4d\u8f6c\u6362\u548c\u7f51\u683c\u7ebf\u53ef\u4ee5\u5e2e\u52a9\u63d0\u9ad8\u5750\u6807\u7684\u53ef\u89c6\u5316\u6548\u679c\uff0c\u786e\u4fdd\u7ed8\u56fe\u7684\u51c6\u786e\u6027\u3002<\/p>\n
                                                                      \u5982\u4f55\u5728Python\u4e2d\u5b9e\u73b0\u56fe\u5f62\u7684\u7f16\u8f91\u4e0e\u4fee\u6539\u529f\u80fd\uff1f<\/strong>
                                                                      \u4e3a\u4e86\u5b9e\u73b0\u56fe\u5f62\u7684\u7f16\u8f91\u4e0e\u4fee\u6539\u529f\u80fd\uff0c\u53ef\u4ee5\u7ed3\u5408\u4f7f\u7528\u56fe\u5f62\u5e93\u7684\u4e8b\u4ef6\u5904\u7406\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u5728Tkinter\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u7ed1\u5b9a\u9f20\u6807\u4e8b\u4ef6\u6765\u5b9e\u73b0\u56fe\u5f62\u7684\u9009\u4e2d\u3001\u79fb\u52a8\u548c\u5220\u9664\u3002\u901a\u8fc7\u7ef4\u62a4\u56fe\u5f62\u5bf9\u8c61\u7684\u5217\u8868\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u8fdb\u884c\u56fe\u5f62\u7684\u589e\u5220\u6539\u67e5\uff0c\u6a21\u62dfCAD\u7684\u56fe\u5f62\u7f16\u8f91\u80fd\u529b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u591a\u4e2a\u5e93\u6765\u5b9e\u73b0\u7c7b\u4f3cCAD\u7684\u7ed8\u56fe\u529f\u80fd\u3002\u4e3b\u8981\u5e93\u5305\u62ecMatplotlib\u3001Tkinter\u3001Py […]","protected":false},"author":3,"featured_media":1084080,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1084074"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1084074"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1084074\/revisions"}],"predecessor-version":[{"id":1084085,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1084074\/revisions\/1084085"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1084080"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1084074"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1084074"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1084074"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}