From 45fcb9f8976ff64f50475e15a2cab03868e14e21 Mon Sep 17 00:00:00 2001
From: GengineJS <476393671@qq.com>
Date: Wed, 18 Dec 2024 11:14:09 +0800
Subject: [PATCH] restore

---
 cocos/2d/framework/ui-renderer.ts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/cocos/2d/framework/ui-renderer.ts b/cocos/2d/framework/ui-renderer.ts
index 1bb55a0e652..c202bed6a7c 100644
--- a/cocos/2d/framework/ui-renderer.ts
+++ b/cocos/2d/framework/ui-renderer.ts
@@ -320,6 +320,10 @@ export class UIRenderer extends Renderer {
         this.node.on(NodeEventType.ANCHOR_CHANGED, this._nodeStateChange, this);
         this.node.on(NodeEventType.SIZE_CHANGED, this._nodeStateChange, this);
         this.node.on(NodeEventType.PARENT_CHANGED, this._colorDirty, this);
+        // If the renderData is invalid, it needs to be rebuilt to recalculate the batch processing.
+        if (!this._renderData && this._flushAssembler) {
+            this._flushAssembler();
+        }
         this.updateMaterial();
         this._colorDirty();
         uiRendererManager.addRenderer(this);
@@ -337,6 +341,9 @@ export class UIRenderer extends Renderer {
         this.node.off(NodeEventType.ANCHOR_CHANGED, this._nodeStateChange, this);
         this.node.off(NodeEventType.SIZE_CHANGED, this._nodeStateChange, this);
         this.node.off(NodeEventType.PARENT_CHANGED, this._colorDirty, this);
+        // When disabling, it is necessary to free up idle space to fully utilize chunks
+        // and avoid breaking batch processing.
+        this.destroyRenderData();
         uiRendererManager.removeRenderer(this);
         this._renderFlag = false;
         this._renderEntity.enabled = false;