diff --git a/src/runtime/easing/index.js b/src/runtime/easing/index.js index 4adb89dd92..a0d97009ec 100644 --- a/src/runtime/easing/index.js +++ b/src/runtime/easing/index.js @@ -7,223 +7,213 @@ export { identity as linear } from '../internal'; * @returns {number} */ export function backInOut(t) { - const s = 1.70158 * 1.525; - if ((t *= 2) < 1) - return 0.5 * (t * t * ((s + 1) * t - s)); - return 0.5 * ((t -= 2) * t * ((s + 1) * t + s) + 2); + const s = 1.70158 * 1.525; + if ((t *= 2) < 1) return 0.5 * (t * t * ((s + 1) * t - s)); + return 0.5 * ((t -= 2) * t * ((s + 1) * t + s) + 2); } /** @param {number} t * @returns {number} */ export function backIn(t) { - const s = 1.70158; - return t * t * ((s + 1) * t - s); + const s = 1.70158; + return t * t * ((s + 1) * t - s); } /** @param {number} t * @returns {number} */ export function backOut(t) { - const s = 1.70158; - return --t * t * ((s + 1) * t + s) + 1; + const s = 1.70158; + return --t * t * ((s + 1) * t + s) + 1; } /** @param {number} t * @returns {number} */ export function bounceOut(t) { - const a = 4.0 / 11.0; - const b = 8.0 / 11.0; - const c = 9.0 / 10.0; - const ca = 4356.0 / 361.0; - const cb = 35442.0 / 1805.0; - const cc = 16061.0 / 1805.0; - const t2 = t * t; - return t < a - ? 7.5625 * t2 - : t < b - ? 9.075 * t2 - 9.9 * t + 3.4 - : t < c - ? ca * t2 - cb * t + cc - : 10.8 * t * t - 20.52 * t + 10.72; + const a = 4.0 / 11.0; + const b = 8.0 / 11.0; + const c = 9.0 / 10.0; + const ca = 4356.0 / 361.0; + const cb = 35442.0 / 1805.0; + const cc = 16061.0 / 1805.0; + const t2 = t * t; + return t < a + ? 7.5625 * t2 + : t < b + ? 9.075 * t2 - 9.9 * t + 3.4 + : t < c + ? ca * t2 - cb * t + cc + : 10.8 * t * t - 20.52 * t + 10.72; } /** @param {number} t * @returns {number} */ export function bounceInOut(t) { - return t < 0.5 ? 0.5 * (1.0 - bounceOut(1.0 - t * 2.0)) : 0.5 * bounceOut(t * 2.0 - 1.0) + 0.5; + return t < 0.5 ? 0.5 * (1.0 - bounceOut(1.0 - t * 2.0)) : 0.5 * bounceOut(t * 2.0 - 1.0) + 0.5; } /** @param {number} t * @returns {number} */ export function bounceIn(t) { - return 1.0 - bounceOut(1.0 - t); + return 1.0 - bounceOut(1.0 - t); } /** @param {number} t * @returns {number} */ export function circInOut(t) { - if ((t *= 2) < 1) - return -0.5 * (Math.sqrt(1 - t * t) - 1); - return 0.5 * (Math.sqrt(1 - (t -= 2) * t) + 1); + if ((t *= 2) < 1) return -0.5 * (Math.sqrt(1 - t * t) - 1); + return 0.5 * (Math.sqrt(1 - (t -= 2) * t) + 1); } /** @param {number} t * @returns {number} */ export function circIn(t) { - return 1.0 - Math.sqrt(1.0 - t * t); + return 1.0 - Math.sqrt(1.0 - t * t); } /** @param {number} t * @returns {number} */ export function circOut(t) { - return Math.sqrt(1 - --t * t); + return Math.sqrt(1 - --t * t); } /** @param {number} t * @returns {number} */ export function cubicInOut(t) { - return t < 0.5 ? 4.0 * t * t * t : 0.5 * Math.pow(2.0 * t - 2.0, 3.0) + 1.0; + return t < 0.5 ? 4.0 * t * t * t : 0.5 * Math.pow(2.0 * t - 2.0, 3.0) + 1.0; } /** @param {number} t * @returns {number} */ export function cubicIn(t) { - return t * t * t; + return t * t * t; } /** @param {number} t * @returns {number} */ export function cubicOut(t) { - const f = t - 1.0; - return f * f * f + 1.0; + const f = t - 1.0; + return f * f * f + 1.0; } /** @param {number} t * @returns {number} */ export function elasticInOut(t) { - return t < 0.5 - ? 0.5 * Math.sin(((+13.0 * Math.PI) / 2) * 2.0 * t) * Math.pow(2.0, 10.0 * (2.0 * t - 1.0)) - : 0.5 * - Math.sin(((-13.0 * Math.PI) / 2) * (2.0 * t - 1.0 + 1.0)) * - Math.pow(2.0, -10.0 * (2.0 * t - 1.0)) + - 1.0; + return t < 0.5 + ? 0.5 * Math.sin(((+13.0 * Math.PI) / 2) * 2.0 * t) * Math.pow(2.0, 10.0 * (2.0 * t - 1.0)) + : 0.5 * + Math.sin(((-13.0 * Math.PI) / 2) * (2.0 * t - 1.0 + 1.0)) * + Math.pow(2.0, -10.0 * (2.0 * t - 1.0)) + + 1.0; } /** @param {number} t * @returns {number} */ export function elasticIn(t) { - return Math.sin((13.0 * t * Math.PI) / 2) * Math.pow(2.0, 10.0 * (t - 1.0)); + return Math.sin((13.0 * t * Math.PI) / 2) * Math.pow(2.0, 10.0 * (t - 1.0)); } /** @param {number} t * @returns {number} */ export function elasticOut(t) { - return Math.sin((-13.0 * (t + 1.0) * Math.PI) / 2) * Math.pow(2.0, -10.0 * t) + 1.0; + return Math.sin((-13.0 * (t + 1.0) * Math.PI) / 2) * Math.pow(2.0, -10.0 * t) + 1.0; } /** @param {number} t * @returns {number} */ export function expoInOut(t) { - return t === 0.0 || t === 1.0 - ? t - : t < 0.5 - ? +0.5 * Math.pow(2.0, 20.0 * t - 10.0) - : -0.5 * Math.pow(2.0, 10.0 - t * 20.0) + 1.0; + return t === 0.0 || t === 1.0 + ? t + : t < 0.5 + ? +0.5 * Math.pow(2.0, 20.0 * t - 10.0) + : -0.5 * Math.pow(2.0, 10.0 - t * 20.0) + 1.0; } /** @param {number} t * @returns {number} */ export function expoIn(t) { - return t === 0.0 ? t : Math.pow(2.0, 10.0 * (t - 1.0)); + return t === 0.0 ? t : Math.pow(2.0, 10.0 * (t - 1.0)); } /** @param {number} t * @returns {number} */ export function expoOut(t) { - return t === 1.0 ? t : 1.0 - Math.pow(2.0, -10.0 * t); + return t === 1.0 ? t : 1.0 - Math.pow(2.0, -10.0 * t); } /** @param {number} t * @returns {number} */ export function quadInOut(t) { - t /= 0.5; - if (t < 1) - return 0.5 * t * t; - t--; - return -0.5 * (t * (t - 2) - 1); + t /= 0.5; + if (t < 1) return 0.5 * t * t; + t--; + return -0.5 * (t * (t - 2) - 1); } /** @param {number} t * @returns {number} */ export function quadIn(t) { - return t * t; + return t * t; } /** @param {number} t * @returns {number} */ export function quadOut(t) { - return -t * (t - 2.0); + return -t * (t - 2.0); } /** @param {number} t * @returns {number} */ export function quartInOut(t) { - return t < 0.5 ? +8.0 * Math.pow(t, 4.0) : -8.0 * Math.pow(t - 1.0, 4.0) + 1.0; + return t < 0.5 ? +8.0 * Math.pow(t, 4.0) : -8.0 * Math.pow(t - 1.0, 4.0) + 1.0; } /** @param {number} t * @returns {number} */ export function quartIn(t) { - return Math.pow(t, 4.0); + return Math.pow(t, 4.0); } /** @param {number} t * @returns {number} */ export function quartOut(t) { - return Math.pow(t - 1.0, 3.0) * (1.0 - t) + 1.0; + return Math.pow(t - 1.0, 3.0) * (1.0 - t) + 1.0; } /** @param {number} t * @returns {number} */ export function quintInOut(t) { - if ((t *= 2) < 1) - return 0.5 * t * t * t * t * t; - return 0.5 * ((t -= 2) * t * t * t * t + 2); + if ((t *= 2) < 1) return 0.5 * t * t * t * t * t; + return 0.5 * ((t -= 2) * t * t * t * t + 2); } /** @param {number} t * @returns {number} */ export function quintIn(t) { - return t * t * t * t * t; + return t * t * t * t * t; } /** @param {number} t * @returns {number} */ export function quintOut(t) { - return --t * t * t * t * t + 1; + return --t * t * t * t * t + 1; } /** @param {number} t * @returns {number} */ export function sineInOut(t) { - return -0.5 * (Math.cos(Math.PI * t) - 1); + return -0.5 * (Math.cos(Math.PI * t) - 1); } /** @param {number} t * @returns {number} */ export function sineIn(t) { - const v = Math.cos(t * Math.PI * 0.5); - if (Math.abs(v) < 1e-14) - return 1; - else - return 1 - v; + const v = Math.cos(t * Math.PI * 0.5); + if (Math.abs(v) < 1e-14) return 1; + else return 1 - v; } /** @param {number} t * @returns {number} */ export function sineOut(t) { - return Math.sin((t * Math.PI) / 2); + return Math.sin((t * Math.PI) / 2); } - - - -