prng4.js
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prng4.js
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	/*
	Copyright (c) 2004-2009, The Dojo Foundation All Rights Reserved.
	Available via Academic Free License >= 2.1 OR the modified BSD license.
	see: http://dojotoolkit.org/license for details
	*/


	if(!dojo._hasResource["dojox.math.random.prng4"]){
	dojo._hasResource["dojox.math.random.prng4"]=true;
	dojo.provide("dojox.math.random.prng4");
	(function(){
	function _1(){
	this.i=0;
	this.j=0;
	this.S=new Array(256);
	};
	dojo.extend(_1,{init:function(_2){
	var i,j,t,S=this.S,_3=_2.length;
	for(i=0;i<256;++i){
	S[i]=i;
	}
	j=0;
	for(i=0;i<256;++i){
	j=(j+S[i]+_2[i%_3])&255;
	t=S[i];
	S[i]=S[j];
	S[j]=t;
	}
	this.i=0;
	this.j=0;
	},next:function(){
	var t,i,j,S=this.S;
	this.i=i=(this.i+1)&255;
	this.j=j=(this.j+S[i])&255;
	t=S[i];
	S[i]=S[j];
	S[j]=t;
	return S[(t+S[i])&255];
	}});
	dojox.math.random.prng4=function(){
	return new _1();
	};
	dojox.math.random.prng4.size=256;
	})();
	}