Game Developer
mediumgame-dev-ecs
What is ECS (Entity-Component-System) and why do many engines use it?
Answer
ECS separates data from behavior.
- Entities are IDs
- Components are data
- Systems operate over sets of components
It improves performance (cache-friendly), composition (flexible features), and scalability for complex games. Trade-off: can be harder to debug without good tooling.
Related Topics
ArchitectureECSPerformance