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@tarun-dugar
Last active May 13, 2020 10:43
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export default {
// no easing, no acceleration
linear(t) { return t },
// accelerating from zero velocity
easeInQuad(t) { return t * t },
// decelerating to zero velocity
easeOutQuad(t) { return t * (2 - t) },
// acceleration until halfway, then deceleration
easeInOutQuad(t) { return t < 0.5 ? 2 * t * t : -1 + (4 - 2 * t) * t },
// accelerating from zero velocity
easeInCubic(t) { return t * t * t },
// decelerating to zero velocity
easeOutCubic(t) { return (--t) * t * t + 1 },
// acceleration until halfway, then deceleration
easeInOutCubic(t) { return t < 0.5 ? 4 * t * t * t : (t - 1) * (2 * t - 2) * (2 * t - 2) + 1 },
// accelerating from zero velocity
easeInQuart(t) { return t * t * t * t },
// decelerating to zero velocity
easeOutQuart(t) { return 1 - (--t) * t * t * t },
// acceleration until halfway, then deceleration
easeInOutQuart(t) { return t < 0.5 ? 8 * t * t * t * t : 1 - 8 * (--t) * t * t * t },
// accelerating from zero velocity
easeInQuint(t) { return t * t * t * t * t },
// decelerating to zero velocity
easeOutQuint(t) { return 1 + (--t) * t * t * t * t },
// acceleration until halfway, then deceleration
easeInOutQuint(t) { return t < 0.5 ? 16 * t * t * t * t * t : 1 + 16 * (--t) * t * t * t * t }
}
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