fix: 0

public/lib/potree/potree.js

@@ -63154,7 +63154,7 @@ void main() {
             return (new Vector3).copy(o.position).applyMatrix4(tranMatrix)
         }else {
             if(o.datasetId != void 0){
-                console.error(`datasetPosTransform找不到datasetId为${o.datasetId}的数据集，请检查（热点？测量线？）数据`);
+                console.error(`datasetPosTransform找不到datasetId为${o.datasetId}的数据集或模型，请检查数据， 模型未创建或删除`);
                 //很可能是旧的热点，需要删除
             }
         }
@@ -84272,9 +84272,9 @@ void main() {
             };
 
     		let scroll = (e) => {
-                if(!this.enabled)return 
+                if(!this.enabled || !e.hoverViewport)return 
                 this.setCurrentViewport(e);
-              
+                
                     
                 e.camera = e.hoverViewport.camera;                
                 dolly(e); 
@@ -117502,7 +117502,15 @@ ENDSEC
                                 let angle = math.getAngle(dragInfo.lastVec, vec, 'z');   
                                 dragInfo.lastVec = vec;
                                 
-                                this.selected.rotation.z += angle;
+                                //this.selected.rotation.z += angle //局部
+                                
+                                
+                                /* object.quaternion.copy( .setFromAxisAngle( new THREE.Vector3(0,0,1), angle ) );
+                                object.quaternion.multiply( quaternionStart ).normalize(); */
+                                let diffQua = new Quaternion().setFromAxisAngle( new Vector3(0,0,1), angle );
+                                this.selected.quaternion.premultiply(diffQua); //世界
+                                
+                                
                                 this.selected.dispatchEvent("rotation_changed");
                             }