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May 19, 2016 13:41
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Math의 atna2(x, y) 메소드와 toDegrees() 메소드를 이용하여 좌표계의 각도 구하기
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| // 수직 기둥을 기준으로 각도가 나온다고 생각하면 됨 | |
| // (5, 5) : 45.0 | |
| // (-5, 5) : -45.0 | |
| double degree = Math.toDegrees(Math.atan2(x, y)); |
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