// triv.diderot
//

strand RayCast ()
{
    real t = 0.0;
    output real x=8;//added output here
    update
    {
	t = t + 0.1;
	if (t > 20.0)
	    stabilize;
    }


    /* render: output maxval */
}

initially [ RayCast() | r in 0..199, c in 0..199 ];