InPlaceClusterization::CellProxy< T_CellContainer > Node1 InPlaceClusterization ::CellProxy< T_CellContainer >   + srcIndex() + coordinates() + coordinates() Node2 Utils::ElementProxyBase < T_CellContainer, unsigned int > + isConst # m_container # m_index + ElementProxyBase() + ElementProxyBase() + ElementProxyBase() + ElementProxyBase() + ElementProxyBase() + index() + container() + container() # cptr() Node2->Node1