public void MoveTo(Vector3 targetPos, float duration, Callback callback)
{
mMoveAction.Reset();
mMoveAction.name = "moveTo:" + targetPos;
mMoveAction.startPosition = transform.position;
// Vector3 endPos = transform.position;
// endPos.x = targetPos.x; endPos.y = targetPos.y;
mMoveAction.endPosition = targetPos;
mMoveAction.SetDuration(duration);
mMoveCallback = callback;
mMoveAction.Start();
mStartMove = true;
}