fix: 3dtiles opacity bug

public/lib/potree/potree.js

@@ -164442,7 +164442,7 @@ ENDSEC
 	                }
 	            });
 	            tileset.addEventListener('tileLoaded',(e)=>{ //每一个tile加载完要更改透明度
-	                let opacity = result.model.parent ? result.model.parent.opacity : result.model.opacity; //最多两层
+	                let opacity = result.model.parent == this.objs ?  result.model.opacity : result.model.parent.opacity;//最多两层
 	                MergeEditor.changeOpacity(e.tileContent,opacity);
 	                //set Layers ?
 	            });

src/sdk/cover/index.js

@@ -2,6 +2,11 @@ import mitt from 'mitt'
 
 import axios from 'axios' //{ axios } from '@/api'
 
+/* 
+
+https://xj-mix3d.4dkankan.com/fire/#/home  新疆消防救援总队火灾现场勘验重建平台
+
+ */
 
 let requestLoadCount = 0