lemon/cycle_canceling.h
changeset 2610 52cf8f8f25b4
parent 2588 4d3bc1d04c1d
child 2620 8f41a3129746
equal deleted inserted replaced
10:9ddffa4e8669 11:115a3ce0e7f9
   120 
   120 
   121   private:
   121   private:
   122 
   122 
   123     // The maximum number of iterations for the first execution of the
   123     // The maximum number of iterations for the first execution of the
   124     // Bellman-Ford algorithm. It should be at least 2.
   124     // Bellman-Ford algorithm. It should be at least 2.
   125     static const int BF_FIRST_LIMIT = 2;
   125     static const int BF_FIRST_LIMIT  = 2;
   126     // The iteration limit for the Bellman-Ford algorithm is multiplied
   126     // The iteration limit for the Bellman-Ford algorithm is multiplied
   127     // by BF_ALPHA in every round.
   127     // by BF_LIMIT_FACTOR/100 in every round.
   128     static const double BF_ALPHA = 1.5;
   128     static const int BF_LIMIT_FACTOR = 150;
   129 
   129 
   130   private:
   130   private:
   131 
   131 
   132     // The directed graph the algorithm runs on
   132     // The directed graph the algorithm runs on
   133     const Graph &_graph;
   133     const Graph &_graph;
   499               }
   499               }
   500             }
   500             }
   501           }
   501           }
   502 
   502 
   503           if (!cycle_found)
   503           if (!cycle_found)
   504             length_bound = int(length_bound * BF_ALPHA);
   504             length_bound = length_bound * BF_LIMIT_FACTOR / 100;
   505         }
   505         }
   506       }
   506       }
   507     }
   507     }
   508 
   508 
   509     /// \brief Executes the algorithm using \ref MinMeanCycle.
   509     /// \brief Executes the algorithm using \ref MinMeanCycle.