RhodeCode

      if (!_heap_cross_ref) {

        _local_heap_cross_ref = true;

        _heap_cross_ref = Traits::createHeapCrossRef(_graph);

      }

      if (!_heap) {

        _local_heap = true;

        _heap = Traits::createHeap(*_heap_cross_ref);

      }

      if (!_next_rep) {

        _next_rep = new NodeList(_graph);

      }

      if (!_cut_map) {

        _cut_map = new MinCutMap(_graph);

      }

    }

    typedef NagamochiIbaraki Create;

    /// \brief Constructor.

    ///

    /// \param graph The graph the algorithm runs on.

    /// \param capacity The capacity map used by the algorithm.

    NagamochiIbaraki(const Graph& graph, const CapacityMap& capacity)

      : _graph(graph), _capacity(&capacity), _local_capacity(false),

        _nodes(0), _arcs(), _edges(), _min_cut(),

        _heap_cross_ref(0), _local_heap_cross_ref(false),

        _heap(0), _local_heap(false),

        _next_rep(0), _cut_map(0) {}

    /// \brief Constructor.