class ModelAPI_Data;
class ModelAPI_Document;
-// sometimes it is usefull for debug to see name of each object (bad for memory and performance)
+// sometimes it is useful for debug to see name of each object (bad for memory and performance)
//#define DEBUG_NAMES
/**\class ModelAPI_Object
MODELAPI_EXPORT virtual void erase();
friend class Model_Objects;
+ friend class ModelAPI_Feature;
friend class Model_Document;
};