fix: err

src/sdk/cover/index.js

@@ -18,11 +18,11 @@ let createAnimatePath = (token)=>{//实时路径  保存：generateAniPathData
         pathModels[i].model = model
         model.inUse = true //使用
         viewer.objs.add(model)
-        let qua = getQuaternion(aniPaths[i])
+        /* let qua = getQuaternion(aniPaths[i])
         let pos = aniPaths[i].points[0]
         model.position.copy(pos)
         model.quaternion.copy(qua)  
-        model.dispatchEvent('position_changed') 
+        model.dispatchEvent('position_changed')  */
     }
     let unuseModel = (pathModel)=>{   
         if(!pathModel.model)return
@@ -107,6 +107,7 @@ let createAnimatePath = (token)=>{//实时路径  保存：generateAniPathData
                         if(needIndex != -1){
                             useModel(model_, needIndex) 
                         } 
+                        model_.lastPos = model_.position.clone(), model_.lastQua = model_.quaternion.clone()
                         model_.visible = true   
                          
                         model_.actions[model_.name == 'Man' ? 1 : 2].play()     
@@ -180,6 +181,7 @@ let createAnimatePath = (token)=>{//实时路径  保存：generateAniPathData
     const rot90Qua = new THREE.Quaternion().setFromAxisAngle(new THREE.Vector3(1,0,0),-Math.PI/2)
 
     function getQuaternion(path){
+        if(!path.curve)return
         let position2 = path.curve.getPointAt(0.01);
         let position = path.points[0]
         let pathQua = Potree.math.getQuaFromPosAim(position,position2)  
@@ -214,13 +216,15 @@ let createAnimatePath = (token)=>{//实时路径  保存：generateAniPathData
           
         pathDevices?.forEach((e,i)=>{
             let model = pathModels[i].model 
-            if(!model)return 
+            if(!model )return 
             
             let aimQua = getQuaternion(aniPaths[i])
             let aimPos = aniPaths[i].points[0]
-            lerp.quaternion(model.quaternion, aimQua)(transitionRatio) //每次只改变一点点  
-            lerp.vector(model.position, aimPos)(transitionRatio)
+            aimQua && lerp.quaternion(model.quaternion, aimQua)(transitionRatio) //每次只改变一点点  
+            aimPos && lerp.vector(model.position, aimPos)(transitionRatio)
+            
             model.dispatchEvent('position_changed')
+            model.lastPos = model.position.clone(), model.lastQua = model.quaternion.clone()
         })
         
         if(camFollowDevice != void 0 && !viewer.scene.monitors.some(e=>e.isWatching) && viewer.images360.latestRequestMode == 'showPointCloud'){