Class PhysicsSystem

packages/core/tests/ECS/EntitySystemDI.test.ts:85–100

            }

            @Injectable()
            @ECSSystem('Physics')
            class PhysicsSystem extends EntitySystem implements IService {
                @InjectProperty(CollisionSystem)
                public collision!: CollisionSystem;

                constructor() {
                    super(Matcher.empty().all(Transform, Velocity));
                }

                protected override process(entities: readonly Entity[]): void {
                    this.collision.checkCollisions();
                }

                override dispose() {}
            }

            scene.addEntityProcessor(CollisionSystem);
            const physics = scene.addEntityProcessor(PhysicsSystem);