Just an idea. Example two looks better. It can be optimized, I just wanted to see if bloom was possible. Really laggy, please use turbowarp: https://experiments.turbowarp.org/pointerlock/832747003?limitless&size=620x360&hqpen&stuck&fps=60
Use turbowarp or your computer will catch fire: https://experiments.turbowarp.org/pointerlock/832747003?limitless&size=620x360&hqpen&stuck&fps=60