The Pick-Control lets you pick an Object by clicking. As a result you get the an Object containing various information on the clicked point or event.content == false.

The click-Event content looks like this:

    {
    distance:   {Number in Scene units},
    object:     {A reference to the clicked object},
    face:       {A reference to the clicked face},
    faceIndex:  {Index Number of the geomerty.faces Array},
    point:      {The intersection point on the clicked face as THREE.Vector3}
    }