victory-vendor/lib-vendor/d3-array/src/quantile.js

Vendored dependencies for Victory

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = quantile;
exports.quantileSorted = quantileSorted;
var _max = _interopRequireDefault(require("./max.js"));
var _min = _interopRequireDefault(require("./min.js"));
var _quickselect = _interopRequireDefault(require("./quickselect.js"));
var _number = _interopRequireWildcard(require("./number.js"));
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && Object.prototype.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function quantile(values, p, valueof) {
  values = Float64Array.from((0, _number.numbers)(values, valueof));
  if (!(n = values.length)) return;
  if ((p = +p) <= 0 || n < 2) return (0, _min.default)(values);
  if (p >= 1) return (0, _max.default)(values);
  var n,
    i = (n - 1) * p,
    i0 = Math.floor(i),
    value0 = (0, _max.default)((0, _quickselect.default)(values, i0).subarray(0, i0 + 1)),
    value1 = (0, _min.default)(values.subarray(i0 + 1));
  return value0 + (value1 - value0) * (i - i0);
}
function quantileSorted(values, p, valueof = _number.default) {
  if (!(n = values.length)) return;
  if ((p = +p) <= 0 || n < 2) return +valueof(values[0], 0, values);
  if (p >= 1) return +valueof(values[n - 1], n - 1, values);
  var n,
    i = (n - 1) * p,
    i0 = Math.floor(i),
    value0 = +valueof(values[i0], i0, values),
    value1 = +valueof(values[i0 + 1], i0 + 1, values);
  return value0 + (value1 - value0) * (i - i0);
}