class Segment3
def __init__(self, p1: 'Point3', p2: 'Point3')
三维空间中的线段。 :param p1: :param p2:
Source code
python
def __init__(self, p1: 'Point3', p2: 'Point3'):
"""
三维空间中的线段。
:param p1:
:param p2:
"""
self.p1 = p1
self.p2 = p2
'方向向量'
self.direction = self.p2 - self.p1
'长度'
self.length = self.direction.length
'中心点'
self.midpoint = Point3((self.p1.x + self.p2.x) / 2, (self.p1.y + self.p2.y) / 2, (self.p1.z + self.p2.z) / 2)def __repr__(self)
Source code
python
def __repr__(self):
return f'Segment3({self.p1}, {self.p2})'def __str__(self)
Source code
python
def __str__(self):
return f'Segment3({self.p1} -> {self.p2})'