From 85e7f8ce36f9835ec916d7d1d14488061bc58987 Mon Sep 17 00:00:00 2001
From: cptbtptpbcptdtptp <njktsmshh@163.com>
Date: Mon, 20 Nov 2023 15:11:36 +0800
Subject: [PATCH] fix: group bug

---
 packages/gizmo/src/Group.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/packages/gizmo/src/Group.ts b/packages/gizmo/src/Group.ts
index a6682c9b..c15e3d7a 100644
--- a/packages/gizmo/src/Group.ts
+++ b/packages/gizmo/src/Group.ts
@@ -338,6 +338,9 @@ export class Group {
         }
       }
     }
+    if (tempBoundBox.getExtent(out).length() <= 0) {
+      isEffective = false;
+    }
     if (isEffective) {
       tempBoundBox.getCenter(out);
     } else {