game rules - object triggers set up

src/lib/MeshUtils.js

@@ -57,8 +57,8 @@ function autoScale(object, mk = 1) {
 
 function centerOrigin(object){
     let result = new Group();
-    let bb = getBoundingBox(object);
-    let position = getBoundingBoxCenterPoint(bb, object.position).negate();
+    result.userData.bbox = getBoundingBox(object);
+    let position = getBoundingBoxCenterPoint(result.userData.bbox, object.position).negate();
     object.position.copy(position)
     result.add(object);
     return result;