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shundroid/Pos2Deg.js

Created December 26, 2015 11:19
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座標を角度に変える。ジョイスティックや加速度センサーのときに使える
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Pos2Deg.js
var posX = 0, posY = 0; // お好きな値に。
var deg = Math.atan2(posY, posX) / (Math.PI / 180) + 180
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