Pseudorandom Numbers Class

gistfile1.hx

package gamelib ;

class RandomGenerator
{
	public var seed:String;
	private var numSeed:Float;
	private var curSeed:Float;
	
	public function new(seed:String) 
	{
		this.seed = seed;
		reset();
	}
	
	public function reset():Void
	{
		numSeed = 0;
		for(i in 0...seed.length)
		{
			numSeed += seed.charCodeAt(i) * Math.pow(10, i);
		}
		curSeed = numSeed;
	}
	
	public function int(from:Int, to:Int):Int
	{
		return Std.int((to - from + 1) * float() + from);
	}
	
	public function floatRange(from:Float, to:Float):Float
	{
		return (to - from) * float() + from;
	}
	
	public function bool():Bool
	{
		return float() < 0.5;
	}
	
	public function float():Float
	{
		curSeed = (curSeed * 16807.) % 2147483647.;
		var ret = curSeed / 2147483647.;
		return ret;
	}
}