Cura/gui/util3d.py

   1
   2 import math
   3
   4 class Vector3():
   5         def __init__(self, x=0.0, y=0.0, z=0.0):
   6                 self.x = x
   7                 self.y = y
   8                 self.z = z
   9
  10         def __copy__(self):
  11                 return Vector3(self.x, self.y, self.z)
  12
  13         def copy(self):
  14                 return Vector3(self.x, self.y, self.z)
  15
  16         def __repr__(self):
  17                 return '%s, %s, %s' % ( self.x, self.y, self.z )
  18
  19         def __add__(self, v):
  20                 return Vector3( self.x + v.x, self.y + v.y, self.z + v.z )
  21
  22         def __sub__(self, v):
  23                 return Vector3( self.x - v.x, self.y - v.y, self.z - v.z )
  24
  25         def __mul__(self, v):
  26                 return Vector3( self.x * v, self.y * v, self.z * v )
  27
  28         def __div__(self, v):
  29                 return Vector3( self.x / v, self.y / v, self.z / v )
  30
  31         def __neg__(self):
  32                 return Vector3( - self.x, - self.y, - self.z )
  33
  34         def __iadd__(self, v):
  35                 self.x += v.x
  36                 self.y += v.x
  37                 self.z += v.x
  38                 return self
  39
  40         def __isub__(self, v):
  41                 self.x += v.x
  42                 self.y += v.x
  43                 self.z += v.x
  44                 return self
  45
  46         def __imul__(self, v):
  47                 self.x *= v
  48                 self.y *= v
  49                 self.z *= v
  50                 return self
  51
  52         def __idiv__(self, v):
  53                 self.x /= v
  54                 self.y /= v
  55                 self.z /= v
  56                 return self
  57
  58         def cross(self, v):
  59                 return Vector3(self.y * v.z - self.z * v.y, -self.x * v.z + self.z * v.x, self.x * v.y - self.y * v.x)
  60
  61         def vsize(self):
  62                 return math.sqrt( self.x * self.x + self.y * self.y + self.z * self.z )
  63
  64         def normalize(self):
  65                 f = self.vsize()
  66                 if f != 0.0:
  67                         self.x /= f
  68                         self.y /= f
  69                         self.z /= f
  70