@ -187,6 +187,19 @@ Function.prototype.inheritsFrom = function(parentObject)
return new_point;
}
this.Subtract = function()
{
var new_point = new RadiumEngine.Point(this.x, this.y);
for (i in arguments)
new_point.x -= arguments[i].x;
new_point.y -= arguments[i].y;
var /*Static*/ point_distance = RadiumEngine.point_distance = function(x1, y1, x2, y2)