<img width="992" alt="Image" src="https://github.com/user-attachments/assets/69189967-9cd9-4fcc-8660-508f9ca70212" /> <img width="990" alt="Image" src="https://github.com/user-attachments/assets/62a33e0a-e862-4175-9b05-a5891b89a6ec" /> <img width="994" alt="Image" src="https://github.com/user-attachments/assets/d77f7f13-594c-493e-bfb8-4f6f698f82ed" /> When I rotate the scene the scene above disappears，I don't know why. [file.ply](https://files.fm/f/3g2k2ej9ry)
