python线段插值

      # -*- coding: UTF-8 -*-
      import cv2
      import numpy as np
      import os
      import numpy as np
      import matplotlib.pyplot as plt
      xn = [10,80,80,10]
      yn = [20,25,50,51]
      data=[]
      x_data=[]
      y_data=[]
      for index, x_v in enumerate(xn):
       next_index=index+1
      if index==len(xn)-1:
       next_index=0
       count=4
      if index in (0,2):
       count=12
       x=np.linspace(xn[index],xn[next_index],count,endpoint=False)
       y=np.linspace(yn[index],yn[next_index],count,endpoint=False)
       x_data.extend(x)
       y_data.extend(y)
       data.extend(zip(x,y))
      # break
      print(np.array(data).shape)
      for aaa in data:
       print(aaa)
      plt.plot(x_data, y_data, 'ro')
      plt.show()
  
 

文章来源: blog.csdn.net，作者：网奇，版权归原作者所有，如需转载，请联系作者。

原文链接：blog.csdn.net/jacke121/article/details/112557610