unity3D 摄像机跟随

var Player : Transform;
private var pos : Vector3;
var distanceY : float = 10;
var distanceZ : float = 0;
var rotation : float = 90;
function Update () {
transform.localEulerAngles.x = rotation;
pos.y = distanceY;
pos.z = distanceZ;
transform.position = Player.position + pos;
}