text: // A port of an algorithm by Johannes Baagøe <baagoe@baagoe.com>, 2010
  // http://baagoe.com/en/RandomMusings/javascript/
  // https://github.com/nquinlan/better-random-numbers-for-javascript-mirror
  // Original work is under MIT license -
  
  // Copyright (C) 2010 by Johannes Baagøe <baagoe@baagoe.org>
  //
  // Permission is hereby granted, free of charge, to any person obtaining a copy
  // of this software and associated documentation files (the "Software"), to deal
  // in the Software without restriction, including without limitation the rights
  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  // copies of the Software, and to permit persons to whom the Software is
  // furnished to do so, subject to the following conditions:
  // 
  // The above copyright notice and this permission notice shall be included in
  // all copies or substantial portions of the Software.
  // 
  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  // THE SOFTWARE.
  
  
  
  (function(global, module, define) {
  
  function Alea(seed) {
    var me = this, mash = Mash();
  
    me.next = function() {
      var t = 2091639 * me.s0 + me.c * 2.3283064365386963e-10; // 2^-32
      me.s0 = me.s1;
      me.s1 = me.s2;
      return me.s2 = t - (me.c = t | 0);
    };
  
    // Apply the seeding algorithm from Baggoe.
    me.c = 1;
    me.s0 = mash(' ');
    me.s1 = mash(' ');
    me.s2 = mash(' ');
    me.s0 -= mash(seed);
    if (me.s0 < 0) { me.s0 += 1; }
    me.s1 -= mash(seed);
    if (me.s1 < 0) { me.s1 += 1; }
    me.s2 -= mash(seed);
    if (me.s2 < 0) { me.s2 += 1; }
    mash = null;
  }
  
  function copy(f, t) {
    t.c = f.c;
    t.s0 = f.s0;
    t.s1 = f.s1;
    t.s2 = f.s2;
    return t;
  }
  
  function impl(seed, opts) {
    var xg = new Alea(seed),
        state = opts && opts.state,
        prng = xg.next;
    prng.int32 = function() { return (xg.next() * 0x100000000) | 0; }
    prng.double = function() {
      return prng() + (prng() * 0x200000 | 0) * 1.1102230246251565e-16; // 2^-53
    };
    prng.quick = prng;
    if (state) {
      if (typeof(state) == 'object') copy(state, xg);
      prng.state = function() { return copy(xg, {}); }
    }
    return prng;
  }
  
  function Mash() {
    var n = 0xefc8249d;
  
    var mash = function(data) {
      data = data.toString();
      for (var i = 0; i < data.length; i++) {
        n += data.charCodeAt(i);
        var h = 0.02519603282416938 * n;
        n = h >>> 0;
        h -= n;
        h *= n;
        n = h >>> 0;
        h -= n;
        n += h * 0x100000000; // 2^32
      }
      return (n >>> 0) * 2.3283064365386963e-10; // 2^-32
    };
  
    return mash;
  }
  
  
  if (module && module.exports) {
    module.exports = impl;
  } else if (define && define.amd) {
    define(function() { return impl; });
  } else {
    this.alea = impl;
  }
  
  })(
    this,
    (typeof module) == 'object' && module,    // present in node.js
    (typeof define) == 'function' && define   // present with an AMD loader
  );
  
  
  