场景移除时, 清理系统

packages/core/src/ECS/Scene.ts

@@ -338,7 +338,14 @@ export class Scene implements IScene {
     public removeEntityProcessor(processor: EntitySystem) {
         this.entityProcessors.remove(processor);
         processor.reset();
-        processor.scene = null;
+    }
+
+    /**
+     * 从场景中删除系统（removeEntityProcessor的别名）
+     * @param system 系统
+     */
+    public removeSystem(system: EntitySystem) {
+        this.removeEntityProcessor(system);
     }
 
     /**

packages/core/src/ECS/Systems/EntitySystem.ts

@@ -162,6 +162,7 @@ export abstract class EntitySystem implements ISystemBase {
      * 当系统从场景中移除时调用，重置初始化状态以便重新添加时能正确初始化。
      */
     public reset(): void {
+        this.scene = null;
         this._initialized = false;
         this._trackedEntities.clear();
 

packages/core/src/ECS/Utils/EntityProcessorList.ts

@@ -65,6 +65,15 @@ export class EntityProcessorList {
      */
     public end(): void {
         // 清理处理器
+        for (const processor of this._processors) {
+            try {
+                processor.update();
+            } catch (error) {
+                EntityProcessorList._logger.error(`Error in processor ${getSystemInstanceTypeName(processor)}:`, error);
+            }
+        }
+        this._isDirty = false;
+        this._processors.length = 0;
     }
 
     /**