src/work/marci/iterator_bfs_demo.cc
changeset 1164 80bb73097736
parent 921 818510fa3d99
equal deleted inserted replaced
12:039d07c6399d 13:37747ac46625
    21 public:
    21 public:
    22   EdgeNameMap(Graph& _graph, NodeNameMap& _node_name_map) : 
    22   EdgeNameMap(Graph& _graph, NodeNameMap& _node_name_map) : 
    23     graph(_graph), node_name_map(_node_name_map) { }
    23     graph(_graph), node_name_map(_node_name_map) { }
    24   string operator[](typename Graph::Edge e) const { 
    24   string operator[](typename Graph::Edge e) const { 
    25     return 
    25     return 
    26       (node_name_map[graph.tail(e)]+"->"+node_name_map[graph.head(e)]);
    26       (node_name_map[graph.source(e)]+"->"+node_name_map[graph.target(e)]);
    27   }
    27   }
    28 };
    28 };
    29 
    29 
    30 int main (int, char*[])
    30 int main (int, char*[])
    31 {
    31 {
    93     bfs.pushAndSetReached(s);
    93     bfs.pushAndSetReached(s);
    94     while (!bfs.finished()) {
    94     while (!bfs.finished()) {
    95       //cout << "edge: ";
    95       //cout << "edge: ";
    96       if (Graph::Edge(bfs)!=INVALID) {
    96       if (Graph::Edge(bfs)!=INVALID) {
    97 	cout << edge_name[bfs] << /*endl*/", " << 
    97 	cout << edge_name[bfs] << /*endl*/", " << 
    98 	  node_name[G.tail(bfs)] << 
    98 	  node_name[G.source(bfs)] << 
    99 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
    99 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   100 	  node_name[G.head(bfs)] << 
   100 	  node_name[G.target(bfs)] << 
   101 	  (bfs.isBNodeNewlyReached() ? ": is newly reached." : 
   101 	  (bfs.isBNodeNewlyReached() ? ": is newly reached." : 
   102 	   ": is not newly reached.");
   102 	   ": is not newly reached.");
   103       } else { 
   103       } else { 
   104 	cout << "invalid" << /*endl*/", " << 
   104 	cout << "invalid" << /*endl*/", " << 
   105 	  node_name[bfs.tail()] << 
   105 	  node_name[bfs.source()] << 
   106 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   106 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   107 	  
   107 	  
   108 	  "invalid.";
   108 	  "invalid.";
   109       }
   109       }
   110       cout << endl;
   110       cout << endl;
   127     while (!dfs.finished()) {
   127     while (!dfs.finished()) {
   128       ++dfs;
   128       ++dfs;
   129       //cout << "edge: ";
   129       //cout << "edge: ";
   130       if (Graph::Edge(dfs)!=INVALID) {
   130       if (Graph::Edge(dfs)!=INVALID) {
   131 	cout << edge_name[dfs] << /*endl*/", " << 
   131 	cout << edge_name[dfs] << /*endl*/", " << 
   132 	  node_name[G.tail(dfs)] << 
   132 	  node_name[G.source(dfs)] << 
   133 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   133 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   134 	  node_name[G.head(dfs)] << 
   134 	  node_name[G.target(dfs)] << 
   135 	  (dfs.isBNodeNewlyReached() ? ": is newly reached." : 
   135 	  (dfs.isBNodeNewlyReached() ? ": is newly reached." : 
   136 	   ": is not newly reached.");
   136 	   ": is not newly reached.");
   137       } else { 
   137       } else { 
   138 	cout << "invalid" << /*endl*/", " << 
   138 	cout << "invalid" << /*endl*/", " << 
   139 	  node_name[dfs.tail()] << 
   139 	  node_name[dfs.source()] << 
   140 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   140 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   141 	  
   141 	  
   142 	  "invalid.";
   142 	  "invalid.";
   143       }
   143       }
   144       cout << endl;
   144       cout << endl;
   169     bfs.pushAndSetReached(t);
   169     bfs.pushAndSetReached(t);
   170     while (!bfs.finished()) {
   170     while (!bfs.finished()) {
   171       //cout << "edge: ";
   171       //cout << "edge: ";
   172       if (GW::Edge(bfs)!=INVALID) {
   172       if (GW::Edge(bfs)!=INVALID) {
   173 	cout << edge_name[GW::Edge(bfs)] << /*endl*/", " << 
   173 	cout << edge_name[GW::Edge(bfs)] << /*endl*/", " << 
   174 	  node_name[gw.tail(bfs)] << 
   174 	  node_name[gw.source(bfs)] << 
   175 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   175 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   176 	  node_name[gw.head(bfs)] << 
   176 	  node_name[gw.target(bfs)] << 
   177 	  (bfs.isBNodeNewlyReached() ? ": is newly reached." : 
   177 	  (bfs.isBNodeNewlyReached() ? ": is newly reached." : 
   178 	   ": is not newly reached.");
   178 	   ": is not newly reached.");
   179       } else { 
   179       } else { 
   180 	cout << "invalid" << /*endl*/", " << 
   180 	cout << "invalid" << /*endl*/", " << 
   181 	  node_name[bfs.tail()] << 
   181 	  node_name[bfs.source()] << 
   182 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   182 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   183 	  
   183 	  
   184 	  "invalid.";
   184 	  "invalid.";
   185       }
   185       }
   186       cout << endl;
   186       cout << endl;
   203     while (!dfs.finished()) {
   203     while (!dfs.finished()) {
   204       ++dfs;
   204       ++dfs;
   205       //cout << "edge: ";
   205       //cout << "edge: ";
   206       if (GW::Edge(dfs)!=INVALID) {
   206       if (GW::Edge(dfs)!=INVALID) {
   207 	cout << edge_name[GW::Edge(dfs)] << /*endl*/", " << 
   207 	cout << edge_name[GW::Edge(dfs)] << /*endl*/", " << 
   208 	  node_name[gw.tail(dfs)] << 
   208 	  node_name[gw.source(dfs)] << 
   209 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   209 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   210 	  node_name[gw.head(dfs)] << 
   210 	  node_name[gw.target(dfs)] << 
   211 	  (dfs.isBNodeNewlyReached() ? ": is newly reached." : 
   211 	  (dfs.isBNodeNewlyReached() ? ": is newly reached." : 
   212 	   ": is not newly reached.");
   212 	   ": is not newly reached.");
   213       } else { 
   213       } else { 
   214 	cout << "invalid" << /*endl*/", " << 
   214 	cout << "invalid" << /*endl*/", " << 
   215 	  node_name[dfs.tail()] << 
   215 	  node_name[dfs.source()] << 
   216 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   216 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   217 	  
   217 	  
   218 	  "invalid.";
   218 	  "invalid.";
   219       }
   219       }
   220       cout << endl;
   220       cout << endl;
   308     
   308     
   309     EdgeNameMap< GW, Graph::NodeMap<string> > edge_name(gw, node_name);
   309     EdgeNameMap< GW, Graph::NodeMap<string> > edge_name(gw, node_name);
   310     
   310     
   311     cout << "bfs and dfs iterator demo on the bidirected graph" << endl;
   311     cout << "bfs and dfs iterator demo on the bidirected graph" << endl;
   312 //     for(GW::EdgeIt e(gw); e!=INVALID; ++e) {
   312 //     for(GW::EdgeIt e(gw); e!=INVALID; ++e) {
   313 //       cout << node_name[gw.tail(e)] << "->" << node_name[gw.head(e)] << " ";
   313 //       cout << node_name[gw.source(e)] << "->" << node_name[gw.target(e)] << " ";
   314 //     } 
   314 //     } 
   315     for(GW::NodeIt n(gw); n!=INVALID; ++n) { 
   315     for(GW::NodeIt n(gw); n!=INVALID; ++n) { 
   316       cout << node_name[GW::Node(n)] << ": ";
   316       cout << node_name[GW::Node(n)] << ": ";
   317       cout << "out edges: ";
   317       cout << "out edges: ";
   318       for(GW::OutEdgeIt e(gw, n); e!=INVALID; ++e) 
   318       for(GW::OutEdgeIt e(gw, n); e!=INVALID; ++e) 
   332     bfs.pushAndSetReached(t);
   332     bfs.pushAndSetReached(t);
   333     while (!bfs.finished()) {
   333     while (!bfs.finished()) {
   334       //cout << "edge: ";
   334       //cout << "edge: ";
   335       if (GW::Edge(bfs)!=INVALID) {
   335       if (GW::Edge(bfs)!=INVALID) {
   336 	cout << edge_name[GW::Edge(bfs)] << /*endl*/", " << 
   336 	cout << edge_name[GW::Edge(bfs)] << /*endl*/", " << 
   337 	  node_name[gw.tail(bfs)] << 
   337 	  node_name[gw.source(bfs)] << 
   338 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   338 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   339 	  node_name[gw.head(bfs)] << 
   339 	  node_name[gw.target(bfs)] << 
   340 	  (bfs.isBNodeNewlyReached() ? ": is newly reached." : 
   340 	  (bfs.isBNodeNewlyReached() ? ": is newly reached." : 
   341 	   ": is not newly reached.");
   341 	   ": is not newly reached.");
   342       } else { 
   342       } else { 
   343 	cout << "invalid" << /*endl*/", " << 
   343 	cout << "invalid" << /*endl*/", " << 
   344 	  node_name[bfs.tail()] << 
   344 	  node_name[bfs.source()] << 
   345 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   345 	  (bfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   346 	  
   346 	  
   347 	  "invalid.";
   347 	  "invalid.";
   348       }
   348       }
   349       cout << endl;
   349       cout << endl;
   366     while (!dfs.finished()) {
   366     while (!dfs.finished()) {
   367       ++dfs;
   367       ++dfs;
   368       //cout << "edge: ";
   368       //cout << "edge: ";
   369       if (GW::Edge(dfs)!=INVALID) {
   369       if (GW::Edge(dfs)!=INVALID) {
   370 	cout << edge_name[GW::Edge(dfs)] << /*endl*/", " << 
   370 	cout << edge_name[GW::Edge(dfs)] << /*endl*/", " << 
   371 	  node_name[gw.tail(dfs)] << 
   371 	  node_name[gw.source(dfs)] << 
   372 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   372 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   373 	  node_name[gw.head(dfs)] << 
   373 	  node_name[gw.target(dfs)] << 
   374 	  (dfs.isBNodeNewlyReached() ? ": is newly reached." : 
   374 	  (dfs.isBNodeNewlyReached() ? ": is newly reached." : 
   375 	   ": is not newly reached.");
   375 	   ": is not newly reached.");
   376       } else { 
   376       } else { 
   377 	cout << "invalid" << /*endl*/", " << 
   377 	cout << "invalid" << /*endl*/", " << 
   378 	  node_name[dfs.tail()] << 
   378 	  node_name[dfs.source()] << 
   379 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   379 	  (dfs.isANodeExamined() ? ": is examined, " : ": is not examined, ") << 
   380 	  
   380 	  
   381 	  "invalid.";
   381 	  "invalid.";
   382       }
   382       }
   383       cout << endl;
   383       cout << endl;