From 199ef8f89204c905ae247df2ee5aed294ddf476f Mon Sep 17 00:00:00 2001
From: fukunee <fukun.ee@foxmail.com>
Date: Sat, 19 Sep 2026 13:31:22 +0800
Subject: [PATCH] =?UTF-8?q?=E6=A0=87=E8=AE=B0=E4=BE=BF=E7=AD=BE=E6=94=B9?=
 =?UTF-8?q?=E7=94=A8=20postUpdate=20=E6=9B=B4=E6=96=B0=EF=BC=8C=E4=BF=AE?=
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---
 src/scene/CesiumGlobe.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/scene/CesiumGlobe.js b/src/scene/CesiumGlobe.js
index 597f721..ad3e181 100644
--- a/src/scene/CesiumGlobe.js
+++ b/src/scene/CesiumGlobe.js
@@ -304,7 +304,9 @@ export class CesiumGlobe {
       this._markerLayer.appendChild(el);
     }
 
-    this.viewer.scene.postRender.addEventListener(() => this._updateMarkerLayer());
+    // 用 postUpdate（每帧都触发，即使 requestRenderMode 下不真正渲染）更新便签位置，
+    // 避免拖拽时 postRender 不触发导致的闪烁/消失。
+    this.viewer.scene.postUpdate.addEventListener(() => this._updateMarkerLayer());
   }
 
   // 每帧更新便签屏幕位置（相机移动/缩放/飞行时跟随）