Method isTracked

packages/core/src/ECS/Systems/EntityCache.ts:101–103

* 检查实体是否被跟踪 * * @param entity 要检查的实体

(entity: Entity)

     * @param entity 要检查的实体
     */
    public isTracked(entity: Entity): boolean {
        return this._trackedEntities.has(entity);
    }

    /**
     * 使持久缓存失效