在Google搜到的帖子中提到的方法 有一个地方是错误的(折腾了好久 哎) http://www.tasharen.com/forum/index.php?topic=127.0 Camera NGUICamera; bool FingerGesturesGlobalFilter( int fingerIndex, Vector2 position ) { Ray ray = NGUICamera.ScreenPointToRay(new Vector3(position.x , positio…