13 lines
269 B
JavaScript
13 lines
269 B
JavaScript
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module.exports = squaredLength
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/**
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* Calculates the squared length of a vec2
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*
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* @param {vec2} a vector to calculate squared length of
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* @returns {Number} squared length of a
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*/
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function squaredLength(a) {
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var x = a[0],
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y = a[1]
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return x*x + y*y
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}
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