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angle.py
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angle.py
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# -*- coding: utf-8 -*-
# @Time : 2021/5/26 9:42
# @Author : Davion.W
# @Email : wangwei@pmlabs.com.cn
# @File : angle.py
import math
AB = [1, -3, 5, -1]
CD = [4, 1, 4.5, 4.5]
EF = [2, 5, -2, 6]
PQ = [-3, -4, 1, -6]
def angle(v1, v2):
dx1 = v1[2] - v1[0]
dy1 = v1[3] - v1[1]
dx2 = v2[2] - v2[0]
dy2 = v2[3] - v2[1]
angle1 = math.atan2(dy1, dx1)
angle1 = int(angle1 * 180 / math.pi)
# print(angle1)
angle2 = math.atan2(dy2, dx2)
angle2 = int(angle2 * 180 / math.pi)
# print(angle2)
if angle1 * angle2 >= 0:
included_angle = abs(angle1 - angle2)
else:
included_angle = abs(angle1) + abs(angle2)
if included_angle > 180:
included_angle = 360 - included_angle
return included_angle