@realsee/dnalogel/libs/shared-utils/animationFrame/index.js

如视 VR 看房插件合集

import "../../vendor/@tweenjs/tween/dist/tween.esm.js.js";
const i = window.requestAnimationFrame || ((e) => setTimeout(e, 16)), u = window.cancelAnimationFrame || clearTimeout;
function T(e, t = 0) {
  t <= 0 ? i(e) : i(() => T(e, t - 1));
}
function F(e, t = 60) {
  let o = -1, m = 0, r = -1;
  const s = 1e3 / t;
  function a(n) {
    r === -1 && (r = n), o = i(a), !(n - m < s) && (m = n, e == null || e(n - r));
  }
  return o = i(a), function() {
    u(o);
  };
}
function f() {
  const e = Date.now();
  return new Promise((t) => {
    i(() => {
      t(Date.now() - e);
    });
  });
}
export {
  f as getFrameTime,
  T as nextFrame,
  F as requestAnimationFrameInterval
};