Method _rebuildComponentCache

packages/core/src/ECS/Entity.ts:281–307

* @zh 从存储重建组件缓存 * @en Rebuild component cache from storage

()

     * @en Rebuild component cache from storage
     */
    private _rebuildComponentCache(): void {
        const components: Component[] = [];

        if (!this.scene?.componentStorageManager) {
            this._componentCache = components;
            return;
        }

        const mask = this._componentMask;
        const registry = this.scene.componentRegistry;
        const maxBitIndex = registry.getRegisteredCount();

        for (let bitIndex = 0; bitIndex < maxBitIndex; bitIndex++) {
            if (BitMask64Utils.getBit(mask, bitIndex)) {
                const componentType = registry.getTypeByBitIndex(bitIndex);
                if (componentType) {
                    const component = this.scene.componentStorageManager.getComponent(this.id, componentType);

                    if (component) {
                        components.push(component);
                    }
                }
            }
        }

        this._componentCache = components;
    }

    /**
     * 获取活跃状态