inlets = 1;
outlets = 1;


var speed = 0.1;
var diameter = 0.05;

var w =0.9;
var h =0.9;
var x = 0;
var y = 0;

var outImage = null;


var ticker = new Task(ontick, this);
ticker.interval = 60;

function start()	{
	ticker.repeat();
}

function end()	{
	ticker.cancel();
}

function ontick()	{
		bang();
}


var myglsketch = new JitterObject("jit.gl.sketch","tim1");
	myglsketch.reset();
	myglsketch.glclearcolor(1,1,1,1);
	myglsketch.glclear();

function bang()	{
		
			x += speed*(Math.random()-0.5);
			y += speed*(Math.random()-0.5);
			
			if (x > w-0.5*diameter) {
				x = w-0.5*diameter;
			}
			if (x < -w+0.5*diameter) {
				x =-w +0.5*diameter;
			}
			if (y > h-0.5*diameter)	{
				y = h-0.5*diameter;
			}
			if (y < -h +0.5*diameter)	{
				y = -h +0.5*diameter;
			}
	myglsketch.moveto(x,y);
	myglsketch.glcolor(0,0,0,1);
	myglsketch.framecircle(diameter);	
	myglsketch.glcolor(1,0,0,1);
	myglsketch.circle(diameter);
	myglsketch.glflush();
}

function reset()	{
	myglsketch.reset();
	myglsketch.glclearcolor(1,1,1,1);
	myglsketch.glclear();
	x = 0;
 	y = 0;
	}