HI
var dragControls = new THREE.DragControls( objects, camera,renderer.domElement,groundRaycastObj,interactiveObj);
dragControls.addEventListener( ‘drag’, function ( event )
{
if(objects[0].position.y <= 50)
{
dragControls = false;
}
else
{
dragControls.addEventListener( 'dragstart', function ( event )
{
controls.enabled=false;
});
dragControls.addEventListener( 'dragend', function ( event )
{
controls.enabled=true;
});
}
});
please find new code