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Thesilverwolf Mar 29th, 2018 76 Never
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  1. import numpy as np
  2. import matplotlib.pyplot as plt
  3. import math
  4. import pylab
  5. from mpl_toolkits.mplot3d import Axes3D
  6. import copy
  7.  
  8. myArray = [[-3,2,3],[3,2,3],[1,2,-3],[1,2,-1],[-1,2,-1],[-1,2,-3],[-3,2,3]]
  9. rotateArray = copy.deepcopy(myArray)
  10. resizeArray = copy.deepcopy(myArray)
  11. mirrorArray = copy.deepcopy(myArray)
  12. changeArray = copy.deepcopy(myArray)
  13.  
  14. def getX(getArrayX):
  15.     i = 0
  16.     xarray = []
  17.     while i < len(getArrayX):
  18.         xarray.append(getArrayX[i][0])        
  19.         i=i+1  
  20.     return xarray
  21. def getY(getArrayY):
  22.     i = 0
  23.     xarray = []
  24.     while i < len(getArrayY):
  25.         xarray.append(getArrayY[i][1])        
  26.         i=i+1  
  27.     return xarray
  28. def getZ(getArrayZ):
  29.     i = 0
  30.     zarray = []
  31.     while i < len(getArrayZ):
  32.         zarray.append(getArrayZ[i][2])        
  33.         i=i+1  
  34.     return zarray
  35.  
  36. #Опишем функцию отрисовки
  37. def showPlot(newArray):
  38.     fig = pylab.figure()
  39.     axes = Axes3D(fig)
  40.     axes.plot(getX(newArray),getY(newArray),getZ(newArray))
  41.     pylab.show()
  42.  
  43. #Опишем функцию умножения матриц    
  44. def AxB(fA,sA):
  45.     i = 0
  46.     nA = fA
  47.     while i < len(fA):
  48.         iS = 0
  49.         while iS < len(nA[i]):
  50.             nA[i][iS] =( fA[i][0]*sA[iS][0] ) + ( fA[i][1]*sA[iS][1] ) +( fA[i][2]*sA[iS][2])
  51.             iS = iS + 1
  52.         i = i + 1
  53.     return nA
  54.  
  55. #Опишем матрицу поворота
  56. grad = 75
  57. matrixRotate = [[math.cos(math.radians(grad)),-math.sin(math.radians(grad)),0],[math.sin(math.radians(grad)),math.cos(math.radians(grad)),0],[0,0,1]]
  58. #Опишем матрицу масштабирования
  59. a = 2
  60. b = 2
  61. matrixResize = [[a,0,0],[0,b,0],[0,0,1]]
  62. #Опишем матрицу отражения
  63. matrixMirror = [[1,0,0],[0,-1,0],[0,0,1]]
  64. #Опишем матрицу переноса
  65. c = 2
  66. d = 2
  67. matrixMove = [[1,0,c],[0,1,d],[0,0,1]]
  68.  
  69. showPlot(myArray)
  70. showPlot(AxB(copy.deepcopy(myArray),matrixRotate))
  71. showPlot(AxB(copy.deepcopy(myArray),matrixResize))
  72. showPlot(AxB(copy.deepcopy(myArray),matrixMirror))
  73. showPlot(AxB(copy.deepcopy(myArray),matrixMove))
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