Function setUpdateOrder

packages/core/src/ECS/Systems/EntitySystem.ts:296–300

* 设置更新时序 * @param order 更新时序

(order: number)

     * @param order 更新时序
     */
    public setUpdateOrder(order: number): void {
        if (this._updateOrder === order) return;
        this._updateOrder = order;
        this._scene?.markSystemsOrderDirty();
    }

    // ========================================================================
    // 调度配置方法 (Fluent API)