From a87e19444b985505281918ceb2a8a11fce673fca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E5=BE=B7=E5=AE=87?= <kvtodev@outlook.com>
Date: Mon, 21 Sep 2026 15:11:25 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=A8=A1=E5=9E=8B=E6=9F=A5?=
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---
 packages/model3d-viewer/src/scene.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/packages/model3d-viewer/src/scene.ts b/packages/model3d-viewer/src/scene.ts
index 14decdc9e..440a57333 100644
--- a/packages/model3d-viewer/src/scene.ts
+++ b/packages/model3d-viewer/src/scene.ts
@@ -250,7 +250,12 @@ export async function createModel3dViewerScene(
     scene.environmentIntensity = ENVIRONMENT_INTENSITY;
   } catch {
     // 环境贴图只影响材质观感，取不到时退化为纯光照渲染。
-    roomEnvironment = null;
+    if (roomEnvironment) {
+      disposeModel3dViewerObject(roomEnvironment);
+      roomEnvironment = null;
+    }
+    pmremGenerator?.dispose();
+    pmremGenerator = null;
   }
 
   abortIfNeeded();