edgeGrowth_tpl.h

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 *       - Christophe GONZALES(_at_AMU)                                     *
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 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
 *       - Christophe GONZALES(_at_AMU)                                     *
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#pragma once
 

 
#include <agrum/PRM/gspan/edgeGrowth.h>
 
namespace gum {
  namespace prm {
    namespace gspan {
 
      template < GUM_Numeric GUM_SCALAR >
      EdgeGrowth< GUM_SCALAR >::EdgeGrowth(NodeId     a_u,
                                           LabelData* an_edge,
                                           LabelData* a_l_v,
                                           NodeId     a_v) :
          u(a_u), edge(an_edge), l_v(a_l_v), v(a_v), degree_list(new std::vector< NodeId >()) {
        GUM_CONSTRUCTOR(EdgeGrowth);
      }
 
      template < GUM_Numeric GUM_SCALAR >
      EdgeGrowth< GUM_SCALAR >::EdgeGrowth(const EdgeGrowth< GUM_SCALAR >& from) :
          u(from.u), edge(from.edge), v(from.v), matches(from.matches), iso_graph(from.iso_graph),
          degree_list(0), max_indep_set(from.max_indep_set) {
        GUM_CONS_CPY(EdgeGrowth);
 
        if (from.degree_list != 0) { degree_list = new std::vector< NodeId >(*(from.degree_list)); }
      }
 
      template < GUM_Numeric GUM_SCALAR >
      EdgeGrowth< GUM_SCALAR >::~EdgeGrowth() {
        GUM_DESTRUCTOR(EdgeGrowth);
 
        if (degree_list != 0) { delete degree_list; }
      }
 
      template < GUM_Numeric GUM_SCALAR >
      std::string EdgeGrowth< GUM_SCALAR >::toString() {
        std::stringstream str;
        str << u << "-" << edge << "-" << l_v << "-" << v;
        return str.str();
      }
 
      template < GUM_Numeric GUM_SCALAR >
      void EdgeGrowth< GUM_SCALAR >::insert(PRMInstance< GUM_SCALAR >* u,
                                            PRMInstance< GUM_SCALAR >* v) {
        NodeId id = iso_graph.addNode();
        degree_list->push_back(id);
 
        for (const auto& elt: matches) {
          if ((elt.second.first == u) || (elt.second.second == u) || (elt.second.first == v)
              || (elt.second.second == v)) {
            iso_graph.addEdge(elt.first, id);
          }
        }
 
        // The order between u and v is important ! DO NOT INVERSE IT !
        matches.insert(id, std::make_pair(u, v));
      }
 
    } /* namespace gspan */
  } /* namespace prm */
} /* namespace gum */