あたり判定を保ったままオブジェクトを移動させる。

FirstPersonPlayerClick

#pragma strict

private var center : Vector3;
private var target : GameObject;
private var moving : boolean;
private var fixJoint : FixedJoint;

function Start () {
	center = Vector3(Screen.width/2, Screen.height/2, 0);
	moving = false;

}

function Update () {

	Screen.lockCursor = true;

	if (Input.GetButtonDown("Fire1")) {
		move();
	}
}


function move() {

	var ray : Ray;
	var hit : RaycastHit;
	
	ray = Camera.main.ScreenPointToRay(center);
	
	// 何かにぶつかったら gameObject を取得
	if (Physics.Raycast(ray, hit, 30)) {
		print("hit!");		
		
		target = hit.collider.gameObject;
		
		Debug.Log(target.tag);
		
		if(target.tag == "Target"){
		
			var camera : GameObject;
			camera = GameObject.FindWithTag("MainCamera");
			
			fixJoint = camera.GetComponent("FixedJoint");
		
			if(fixJoint.connectedBody && moving){
				moveOut();
			
			}
			else{
				fixJoint.connectedBody = target.rigidbody;
				moving = true;
			}
		}
		else{
			moveOut();
		}

	} else {
		print("not hit!");
		
		if(moving){
			moveOut();
		}
		
	}
}

function moveOut(){
	fixJoint.connectedBody = null;
	target = null;
	moving = false;
}