~~~~~~~~~~~~~~~~~~~~~~~~~~
    /**/
    Ref.man = new Manipulator3D( App.scene, App.camera, App.renderer, false );
        
    Ref.man
        .setActive( true )
        .useRotate( false )
        .useScale( false )
        .moveTo( Ref.target );
    
    // Hook into events to disable camera controller when user does a drag action
    Ref.man
        .on( 'dragend', ()=>{   App.orbit.enabled = true; } )
        .on( 'dragstart', ()=>{ App.orbit.enabled = false; } )
        .on( 'translate', e=>{
        