Method _isSceneCleanupCandidate

packages/core/src/ECS/World.ts:489–495

* @zh 检查Scene是否可以被自动清理 * @en Check if a scene is eligible for auto cleanup

(sceneName: string, scene: IScene)

     * @en Check if a scene is eligible for auto cleanup
     */
    private _isSceneCleanupCandidate(sceneName: string, scene: IScene): boolean {
        const elapsed = Date.now() - this._createdAt;
        return !this._activeScenes.has(sceneName) &&
            scene.entities != null &&
            scene.entities.count === 0 &&
            elapsed > this._config.cleanupThresholdMs!;
    }

    /**
     * @zh 执行自动清理操作