-template<class T> boost::shared_ptr<T> castTo(boost::shared_ptr<ModelAPI_Result> theObject);
-%template(modelAPI_ResultConstruction) castTo<ModelAPI_ResultConstruction>;
+template<class T1, class T2> boost::shared_ptr<T1> boost_cast(boost::shared_ptr<T2> theObject);
+%template(modelAPI_CompositeFeature) boost_cast<ModelAPI_CompositeFeature, ModelAPI_Feature>;
+%template(modelAPI_ResultConstruction) boost_cast<ModelAPI_ResultConstruction, ModelAPI_Result>;
+%template(modelAPI_ResultBody) boost_cast<ModelAPI_ResultBody, ModelAPI_Result>;
+%template(modelAPI_ResultPart) boost_cast<ModelAPI_ResultPart, ModelAPI_Result>;
+
+