使用Geometry 避免使用BufferGeometry而无法选中对象

src/Add-on/DrawFloor.ts

@@ -56,7 +56,7 @@ export class DrawFloor implements Command
         });
         this.materialList.push(floorMat);
 
-        var floorGeometry = new THREE.PlaneBufferGeometry(20, 20);
+        var floorGeometry = new THREE.PlaneGeometry(20, 20);
         var floorMesh = new THREE.Mesh(floorGeometry, floorMat);
         floorMesh.receiveShadow = true;
         this.scene.add(floorMesh);