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dist/js/EasePack3.min.js

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+/*
+ * @Description: {{ByRuin}}
+ * @Version: 2.0
+ * @Author: Ruin 🍭
+ * @Date: 2021-12-23 20:16:17
+ * @LastEditors: 刘引
+ * @LastEditTime: 2021-12-23 20:21:44
+ */
+!(function (e, n) {
+  "object" == typeof exports && "undefined" != typeof module
+    ? n(exports)
+    : "function" == typeof define && define.amd
+    ? define(["exports"], n)
+    : n(((e = e || self).window = e.window || {}));
+})(this, function (e) {
+  "use strict";
+  function f() {
+    return (
+      w ||
+      ("undefined" != typeof window &&
+        (w = window.gsap) &&
+        w.registerPlugin &&
+        w)
+    );
+  }
+  function g(e, n) {
+    return !!(void 0 === e ? n : e && !~(e + "").indexOf("false"));
+  }
+  function h(e) {
+    if ((w = e || f())) {
+      r = w.registerEase;
+      var n,
+        t = w.parseEase(),
+        o = function createConfig(t) {
+          return function (e) {
+            var n = 0.5 + e / 2;
+            t.config = function (e) {
+              return t(2 * (1 - e) * e * n + e * e);
+            };
+          };
+        };
+      for (n in t) t[n].config || o(t[n]);
+      for (n in (r("slow", a), r("expoScale", s), r("rough", u), c))
+        "version" !== n && w.core.globals(n, c[n]);
+    }
+  }
+  function i(e, n, t) {
+    var o = (e = Math.min(1, e || 0.7)) < 1 ? (n || 0 === n ? n : 0.7) : 0,
+      r = (1 - e) / 2,
+      i = r + e,
+      a = g(t);
+    return function (e) {
+      var n = e + (0.5 - e) * o;
+      return e < r
+        ? a
+          ? 1 - (e = 1 - e / r) * e
+          : n - (e = 1 - e / r) * e * e * e * n
+        : i < e
+        ? a
+          ? 1 === e
+            ? 0
+            : 1 - (e = (e - i) / r) * e
+          : n + (e - n) * (e = (e - i) / r) * e * e * e
+        : a
+        ? 1
+        : n;
+    };
+  }
+  function j(n, e, t) {
+    var o = Math.log(e / n),
+      r = e - n;
+    return (
+      (t = t && w.parseEase(t)),
+      function (e) {
+        return (n * Math.exp(o * (t ? t(e) : e)) - n) / r;
+      }
+    );
+  }
+  function k(e, n, t) {
+    (this.t = e),
+      (this.v = n),
+      t && ((((this.next = t).prev = this).c = t.v - n), (this.gap = t.t - e));
+  }
+  function l(e) {
+    "object" != typeof e && (e = { points: +e || 20 });
+    for (
+      var n,
+        t,
+        o,
+        r,
+        i,
+        a,
+        f,
+        s = e.taper || "none",
+        u = [],
+        c = 0,
+        p = 0 | (+e.points || 20),
+        l = p,
+        v = g(e.randomize, !0),
+        d = g(e.clamp),
+        h = w ? w.parseEase(e.template) : 0,
+        x = 0.4 * (+e.strength || 1);
+      -1 < --l;
+
+    )
+      (n = v ? Math.random() : (1 / p) * l),
+        (t = h ? h(n) : n),
+        (o =
+          "none" === s
+            ? x
+            : "out" === s
+            ? (r = 1 - n) * r * x
+            : "in" === s
+            ? n * n * x
+            : n < 0.5
+            ? (r = 2 * n) * r * 0.5 * x
+            : (r = 2 * (1 - n)) * r * 0.5 * x),
+        v
+          ? (t += Math.random() * o - 0.5 * o)
+          : l % 2
+          ? (t += 0.5 * o)
+          : (t -= 0.5 * o),
+        d && (1 < t ? (t = 1) : t < 0 && (t = 0)),
+        (u[c++] = { x: n, y: t });
+    for (
+      u.sort(function (e, n) {
+        return e.x - n.x;
+      }),
+        a = new k(1, 1, null),
+        l = p;
+      l--;
+
+    )
+      (i = u[l]), (a = new k(i.x, i.y, a));
+    return (
+      (f = new k(0, 0, a.t ? a : a.next)),
+      function (e) {
+        var n = f;
+        if (e > n.t) {
+          for (; n.next && e >= n.t; ) n = n.next;
+          n = n.prev;
+        } else for (; n.prev && e <= n.t; ) n = n.prev;
+        return (f = n).v + ((e - n.t) / n.gap) * n.c;
+      }
+    );
+  }
+  var w,
+    r,
+    a = i(0.7);
+  (a.ease = a).config = i;
+  var s = j(1, 2);
+  s.config = j;
+  var u = l();
+  (u.ease = u).config = l;
+  var c = { SlowMo: a, RoughEase: u, ExpoScaleEase: s };
+  for (var n in c) (c[n].register = h), (c[n].version = "3.0.0");
+  f() && w.registerPlugin(a),
+    (e.EasePack = c),
+    (e.ExpoScaleEase = s),
+    (e.RoughEase = u),
+    (e.SlowMo = a),
+    (e.default = c),
+    Object.defineProperty(e, "__esModule", { value: !0 });
+});