Difficult-Rocket/try/linear_algebra_check.py
2022-01-19 20:21:57 +08:00

15 lines
315 B
Python

import math
degrees = 45 # clock wise +
position = [1, 1]
i_head = [1, 0]
j_head = [0, 1]
radians = degrees * (math.pi / 180)
cos = math.cos(radians)
sin = math.sin(radians)
rotated_pos = (position[0] * cos - position[1] * sin, position[0] * sin + position[1] * cos)
print(radians, cos, sin)
print(rotated_pos)