Unity Performant ECS 🚀, UE5 Mass Battles ⚔️, Live Topographic Shader 🗺️
Sep 12, 2025
Unity Performance & Patterns 🚀
How a DOTS RTS Hit 3x FPS: Unity ECS Optimization Wins
Unity developer Alejandro Nunez tripled the FPS of his large-scale RTS, The Last General, by profiling and attacking DOTS/ECS bottlenecks. The standout win: re-batching Entities Graphics—via synchronized instantiation or resetting EntitiesGraphicsChunkInfo—to cut batches by ~90%. He further improved chunk occupancy, split logic/render entities for distance culling, and tuned systems and jobs. Physics tweaks like compounding static colliders...