From 9507929c3b5b5c6f5f080eb23654ce7ed9b4d94b Mon Sep 17 00:00:00 2001
From: ChenX <maple6@vip.qq.com>
Date: Wed, 3 Jan 2018 14:54:49 +0800
Subject: [PATCH] =?UTF-8?q?=E5=BD=93=E6=89=93=E5=BC=80=E5=9B=BE=E5=BD=A2?=
 =?UTF-8?q?=E6=97=B6,=E5=AF=B9=E6=97=A7=E7=9A=84=E5=9B=BE=E5=BD=A2?=
 =?UTF-8?q?=E8=BF=9B=E8=A1=8C=E6=B8=85=E9=99=A4.?=
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---
 src/GraphicsSystem/Viewer.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/GraphicsSystem/Viewer.ts b/src/GraphicsSystem/Viewer.ts
index d77a7f183..ce127466b 100644
--- a/src/GraphicsSystem/Viewer.ts
+++ b/src/GraphicsSystem/Viewer.ts
@@ -257,10 +257,10 @@ export class Viewer
         })
         xaop.begin(db.ModelSpace, db.ModelSpace.Destroy, () =>
         {
-            this.m_Scene.children.filter((o) =>
+            for (let en of db.ModelSpace.objectCol)
             {
-                return o.userData && o.userData instanceof Entity;
-            })
+                (<Entity>en).GoodBye();
+            }
         })
         xaop.end(db.ModelSpace, db.ModelSpace.ReadFile, () =>
         {