21 lines
387 B
JavaScript
21 lines
387 B
JavaScript
function bounceOut(t) {
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var a = 4.0 / 11.0
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var b = 8.0 / 11.0
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var c = 9.0 / 10.0
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var ca = 4356.0 / 361.0
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var cb = 35442.0 / 1805.0
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var cc = 16061.0 / 1805.0
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var t2 = t * t
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return t < a
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? 7.5625 * t2
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: t < b
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? 9.075 * t2 - 9.9 * t + 3.4
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: t < c
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? ca * t2 - cb * t + cc
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: 10.8 * t * t - 20.52 * t + 10.72
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}
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module.exports = bounceOut |