} else if (distance > radius) {
} else if (distance >= radius) {
    public int whichSide(Plane plane) {        float radius = Math.abs(xExtent*plane.normal.x) +                       Math.abs(yExtent*plane.normal.y) +                       Math.abs(zExtent*plane.normal.z);        float distance = plane.pseudoDistance(center);        if (distance <= -radius) {            return Plane.NEGATIVE_SIDE;        } else if (distance > radius) {            return Plane.POSITIVE_SIDE;        } else {            return Plane.NO_SIDE;        }    }