tracer says to #ysitd
Math.sqrt(d*d+e*e)};k.math.Box.intersects=function(a,c){return a.left<=c.right&&c.left<=a.right&&a.top<=c.bottom&&c.top<=a.bottom};k.math.Box.intersectsWithPadding=function(a,c,d){return a.left<=c.right+d&&c.left<=a.right+d&&a.top<=c.bottom+d&&c.top<=a.bottom+d};b=k.math.Box.prototype;b.ceil=function(){this.top=Math.ceil(this.top);this.right=Math.ceil(this.right);this.bottom=Math.ceil(this.bottom);this.left=Math.ceil(this.left);return