[0.5, 0.5] -> -1.51386e-19
[127.33, 44.9] -> 187.963
[259.67, 21.43] -> 48.3628
[12.13, 61.79] -> -4.28092e-21
[89.5, 11] -> 134.713
[128, 128] -> 140.731
[127.255, 128.73] -> 154.912
[-1, -1] -> -1.7228e-34
