mass test 12/28/2023 Objective In the irregular-shaped field, improve FAR, untidied shaped mass Concept Uses regulation boundary as an input Adjust the spot to 90˚ if the angle is less than k˚ Deriving a mass with a somewhat unified axis based on the regulation boundary Keeping the angle if it is obtuse angle Conclusions There are many edge cases It returns different results on whether direction is CW or CCW