src/work/marci/edmonds_karp_demo.cc
changeset 472 052af4060f3e
parent 465 d72e56f1730d
     1.1 --- a/src/work/marci/edmonds_karp_demo.cc	Thu Apr 29 15:01:52 2004 +0000
     1.2 +++ b/src/work/marci/edmonds_karp_demo.cc	Thu Apr 29 15:58:34 2004 +0000
     1.3 @@ -5,11 +5,11 @@
     1.4  #include <list_graph.h>
     1.5  #include <smart_graph.h>
     1.6  #include <dimacs.h>
     1.7 -#include <edmonds_karp.h>
     1.8 +//#include <edmonds_karp.h>
     1.9  #include <time_measure.h>
    1.10  //#include <graph_wrapper.h>
    1.11  #include <preflow.h>
    1.12 -#include <preflow_res.h>
    1.13 +//#include <preflow_res.h>
    1.14  #include <for_each_macros.h>
    1.15  
    1.16  using namespace hugo;
    1.17 @@ -72,12 +72,12 @@
    1.18    Graph::EdgeMap<int> flow(G); //0 flow
    1.19    Preflow<Graph, int, Graph::EdgeMap<int>, Graph::EdgeMap<int> > 
    1.20      pre_flow_test(G, s, t, cap, flow/*, true*/);
    1.21 -  Preflow<Graph, int, Graph::EdgeMap<int>, Graph::EdgeMap<int> > 
    1.22 -    pre_flow_ize(G, s, t, cap, flow/*, false*/);
    1.23 +  //  Preflow<Graph, int, Graph::EdgeMap<int>, Graph::EdgeMap<int> > 
    1.24 +  //  pre_flow_ize(G, s, t, cap, flow/*, false*/);
    1.25  //   PreflowRes<Graph, int, Graph::EdgeMap<int>, Graph::EdgeMap<int> > 
    1.26  //     pre_flow_res(G, s, t, cap, flow/*, true*/);
    1.27 -  MaxFlow<Graph, int, Graph::EdgeMap<int>, Graph::EdgeMap<int> > 
    1.28 -    max_flow_test(G, s, t, cap, flow);
    1.29 +  //MaxFlow<Graph, int, Graph::EdgeMap<int>, Graph::EdgeMap<int> > 
    1.30 +  //  max_flow_test(G, s, t, cap, flow);
    1.31  
    1.32    {
    1.33      std::cout << "preflow ..." << std::endl;
    1.34 @@ -91,9 +91,9 @@
    1.35      std::cout << "preflow ..." << std::endl;
    1.36      FOR_EACH_LOC(Graph::EdgeIt, e, G) flow.set(e, 0);
    1.37      ts.reset();
    1.38 -    pre_flow_ize.preflow(Preflow<Graph, int, Graph::EdgeMap<int>, Graph::EdgeMap<int> >::GEN_FLOW);
    1.39 +    pre_flow_test.preflow(Preflow<Graph, int, Graph::EdgeMap<int>, Graph::EdgeMap<int> >::GEN_FLOW);
    1.40      std::cout << "elapsed time: " << ts << std::endl;
    1.41 -    std::cout << "flow value: "<< pre_flow_ize.flowValue() << std::endl;
    1.42 +    std::cout << "flow value: "<< pre_flow_test.flowValue() << std::endl;
    1.43    }
    1.44  
    1.45  //   {
    1.46 @@ -110,32 +110,32 @@
    1.47      FOR_EACH_LOC(Graph::EdgeIt, e, G) flow.set(e, 0);
    1.48      ts.reset();
    1.49      int i=0;
    1.50 -    while (max_flow_test.augmentOnBlockingFlow<MutableGraph>()) { ++i; }
    1.51 +    while (pre_flow_test.augmentOnBlockingFlow<MutableGraph>()) { ++i; }
    1.52      std::cout << "elapsed time: " << ts << std::endl;
    1.53      std::cout << "number of augmentation phases: " << i << std::endl; 
    1.54 -    std::cout << "flow value: "<< max_flow_test.flowValue() << std::endl;
    1.55 +    std::cout << "flow value: "<< pre_flow_test.flowValue() << std::endl;
    1.56    }
    1.57  
    1.58 -  {
    1.59 -    std::cout << "faster physical blocking flow augmentation ..." << std::endl;
    1.60 -    FOR_EACH_LOC(Graph::EdgeIt, e, G) flow.set(e, 0);
    1.61 -    ts.reset();
    1.62 -    int i=0;
    1.63 -    while (max_flow_test.augmentOnBlockingFlow1<MutableGraph>()) { ++i; }
    1.64 -    std::cout << "elapsed time: " << ts << std::endl;
    1.65 -    std::cout << "number of augmentation phases: " << i << std::endl; 
    1.66 -    std::cout << "flow value: "<< max_flow_test.flowValue() << std::endl;
    1.67 -  }
    1.68 +//   {
    1.69 +//     std::cout << "faster physical blocking flow augmentation ..." << std::endl;
    1.70 +//     FOR_EACH_LOC(Graph::EdgeIt, e, G) flow.set(e, 0);
    1.71 +//     ts.reset();
    1.72 +//     int i=0;
    1.73 +//     while (max_flow_test.augmentOnBlockingFlow1<MutableGraph>()) { ++i; }
    1.74 +//     std::cout << "elapsed time: " << ts << std::endl;
    1.75 +//     std::cout << "number of augmentation phases: " << i << std::endl; 
    1.76 +//     std::cout << "flow value: "<< max_flow_test.flowValue() << std::endl;
    1.77 +//   }
    1.78  
    1.79    {
    1.80      std::cout << "on-the-fly blocking flow augmentation ..." << std::endl;
    1.81      FOR_EACH_LOC(Graph::EdgeIt, e, G) flow.set(e, 0);
    1.82      ts.reset();
    1.83      int i=0;
    1.84 -    while (max_flow_test.augmentOnBlockingFlow2()) { ++i; }
    1.85 +    while (pre_flow_test.augmentOnBlockingFlow2()) { ++i; }
    1.86      std::cout << "elapsed time: " << ts << std::endl;
    1.87      std::cout << "number of augmentation phases: " << i << std::endl; 
    1.88 -    std::cout << "flow value: "<< max_flow_test.flowValue() << std::endl;
    1.89 +    std::cout << "flow value: "<< pre_flow_test.flowValue() << std::endl;
    1.90    }
    1.91  
    1.92    {
    1.93 @@ -143,10 +143,10 @@
    1.94      FOR_EACH_LOC(Graph::EdgeIt, e, G) flow.set(e, 0);
    1.95      ts.reset();
    1.96      int i=0;
    1.97 -    while (max_flow_test.augmentOnShortestPath()) { ++i; }
    1.98 +    while (pre_flow_test.augmentOnShortestPath()) { ++i; }
    1.99      std::cout << "elapsed time: " << ts << std::endl;
   1.100      std::cout << "number of augmentation phases: " << i << std::endl; 
   1.101 -    std::cout << "flow value: "<< max_flow_test.flowValue() << std::endl;
   1.102 +    std::cout << "flow value: "<< pre_flow_test.flowValue() << std::endl;
   1.103    }
   1.104  
   1.105