lemon/min_cost_max_flow.h
changeset 2581 054566ac0934
parent 2576 ae092c63d3ba
child 2582 4f1ac622bb7a
equal deleted inserted replaced
6:06b5e0dbd0cf 7:b22503a16f38
   138     ///
   138     ///
   139     /// Returns a const reference to the edge map storing the found flow.
   139     /// Returns a const reference to the edge map storing the found flow.
   140     ///
   140     ///
   141     /// \pre \ref run() must be called before using this function.
   141     /// \pre \ref run() must be called before using this function.
   142     const FlowMap& flowMap() const {
   142     const FlowMap& flowMap() const {
   143       return _flow_result;
   143       return _flow;
   144     }
   144     }
   145 
   145 
   146     /// \brief Returns a const reference to the node map storing the
   146     /// \brief Returns a const reference to the node map storing the
   147     /// found potentials (the dual solution).
   147     /// found potentials (the dual solution).
   148     ///
   148     ///
   149     /// Returns a const reference to the node map storing the found
   149     /// Returns a const reference to the node map storing the found
   150     /// potentials (the dual solution).
   150     /// potentials (the dual solution).
   151     ///
   151     ///
   152     /// \pre \ref run() must be called before using this function.
   152     /// \pre \ref run() must be called before using this function.
   153     const PotentialMap& potentialMap() const {
   153     const PotentialMap& potentialMap() const {
   154       return _potential_result;
   154       return _potential;
   155     }
   155     }
   156 
   156 
   157     /// \brief Returns the total cost of the found flow.
   157     /// \brief Returns the total cost of the found flow.
   158     ///
   158     ///
   159     /// Returns the total cost of the found flow. The complexity of the
   159     /// Returns the total cost of the found flow. The complexity of the
   160     /// function is \f$ O(e) \f$.
   160     /// function is \f$ O(e) \f$.
   161     ///
   161     ///
   162     /// \pre \ref run() must be called before using this function.
   162     /// \pre \ref run() must be called before using this function.
   163     Cost totalCost() const {
   163     Cost totalCost() const {
   164       Cost c = 0;
   164       Cost c = 0;
   165       for (typename Graph::EdgeIt e(graph); e != INVALID; ++e)
   165       for (typename Graph::EdgeIt e(_graph); e != INVALID; ++e)
   166         c += _flow[e] * _cost[e];
   166         c += _flow[e] * _cost[e];
   167       return c;
   167       return c;
   168     }
   168     }
   169 
   169 
   170   }; //class MinCostMaxFlow
   170   }; //class MinCostMaxFlow