fix: 0

public/static/lib/potree/potree.js

@@ -81928,7 +81928,7 @@ void main()
 	        object.isDragging = true; 
 	        this.editStateChange(true);
 	        var timer = setTimeout(()=>{//等 drag=null之后 //右键拖拽结束后需要重新得到drag 
-	            if(this.parent && object.isDragging){
+	            if(this.parent && object.parent && object.isDragging){
 	                console.log('continueDrag', object.uuid);        
 	                viewer.inputHandler.startDragging( object ,
 	                    {endDragFun: e.drag.endDragFun, notPressMouse:e.drag.notPressMouse, dragViewport:e.drag.dragViewport} 

src/sdk/laser/core/enter.js

@@ -742,6 +742,7 @@ var enter = ({
                         measure = viewer.measuringTool.startInsertion( info,
                             () => { 
                             bus.emit("end", ret); //完成
+                            measure.dispatchEvent('cancelSelect')
                         },
                         () => { 
                             bus.emit("quit", ret); //删除