0
3
0
... | ... |
@@ -53,3 +53,3 @@ |
53 | 53 |
|
54 |
///This function instantiates a PredMap. |
|
54 |
///This function instantiates a PredMap. |
|
55 | 55 |
///\param g is the digraph, to which we would like to define the |
... | ... |
@@ -82,3 +82,4 @@ |
82 | 82 |
|
83 |
///The type of the map that indicates which nodes are reached. |
|
83 |
///The type of the map that indicates which nodes are reached. |
|
84 |
///It must meet the \ref concepts::ReadWriteMap "ReadWriteMap" concept. |
|
84 | 85 |
typedef typename Digraph::template NodeMap<bool> ReachedMap; |
... | ... |
@@ -120,9 +121,3 @@ |
120 | 121 |
///\tparam GR The type of the digraph the algorithm runs on. |
121 |
///The default value is \ref ListDigraph. The value of GR is not used |
|
122 |
///directly by \ref Bfs, it is only passed to \ref BfsDefaultTraits. |
|
123 |
///\tparam TR Traits class to set various data types used by the algorithm. |
|
124 |
///The default traits class is |
|
125 |
///\ref BfsDefaultTraits "BfsDefaultTraits<GR>". |
|
126 |
///See \ref BfsDefaultTraits for the documentation of |
|
127 |
/// |
|
122 |
///The default type is \ref ListDigraph. |
|
128 | 123 |
#ifdef DOXYGEN |
... | ... |
@@ -152,3 +147,3 @@ |
152 | 147 |
|
153 |
///The traits class. |
|
148 |
///The \ref BfsDefaultTraits "traits class" of the algorithm. |
|
154 | 149 |
typedef TR Traits; |
... | ... |
@@ -214,3 +209,3 @@ |
214 | 209 |
|
215 |
///\name Named |
|
210 |
///\name Named Template Parameters |
|
216 | 211 |
|
... | ... |
@@ -232,2 +227,3 @@ |
232 | 227 |
///PredMap type. |
228 |
///It must meet the \ref concepts::WriteMap "WriteMap" concept. |
|
233 | 229 |
template <class T> |
... | ... |
@@ -251,2 +247,3 @@ |
251 | 247 |
///DistMap type. |
248 |
///It must meet the \ref concepts::WriteMap "WriteMap" concept. |
|
252 | 249 |
template <class T> |
... | ... |
@@ -270,2 +267,3 @@ |
270 | 267 |
///ReachedMap type. |
268 |
///It must meet the \ref concepts::ReadWriteMap "ReadWriteMap" concept. |
|
271 | 269 |
template <class T> |
... | ... |
@@ -289,2 +287,3 @@ |
289 | 287 |
///ProcessedMap type. |
288 |
///It must meet the \ref concepts::WriteMap "WriteMap" concept. |
|
290 | 289 |
template <class T> |
... | ... |
@@ -341,5 +340,6 @@ |
341 | 340 |
///Sets the map that stores the predecessor arcs. |
342 |
///If you don't use this function before calling \ref run(), |
|
343 |
///it will allocate one. The destructor deallocates this |
|
344 |
/// |
|
341 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
342 |
///or \ref init(), an instance will be allocated automatically. |
|
343 |
///The destructor deallocates this automatically allocated map, |
|
344 |
///of course. |
|
345 | 345 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -358,5 +358,6 @@ |
358 | 358 |
///Sets the map that indicates which nodes are reached. |
359 |
///If you don't use this function before calling \ref run(), |
|
360 |
///it will allocate one. The destructor deallocates this |
|
361 |
/// |
|
359 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
360 |
///or \ref init(), an instance will be allocated automatically. |
|
361 |
///The destructor deallocates this automatically allocated map, |
|
362 |
///of course. |
|
362 | 363 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -375,5 +376,6 @@ |
375 | 376 |
///Sets the map that indicates which nodes are processed. |
376 |
///If you don't use this function before calling \ref run(), |
|
377 |
///it will allocate one. The destructor deallocates this |
|
378 |
/// |
|
377 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
378 |
///or \ref init(), an instance will be allocated automatically. |
|
379 |
///The destructor deallocates this automatically allocated map, |
|
380 |
///of course. |
|
379 | 381 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -393,5 +395,6 @@ |
393 | 395 |
///the algorithm. |
394 |
///If you don't use this function before calling \ref run(), |
|
395 |
///it will allocate one. The destructor deallocates this |
|
396 |
/// |
|
396 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
397 |
///or \ref init(), an instance will be allocated automatically. |
|
398 |
///The destructor deallocates this automatically allocated map, |
|
399 |
///of course. |
|
397 | 400 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -409,11 +412,9 @@ |
409 | 412 |
|
410 |
///\name Execution control |
|
411 |
///The simplest way to execute the algorithm is to use |
|
412 |
///one of the member functions called \ref lemon::Bfs::run() "run()". |
|
413 |
///\n |
|
414 |
///If you need more control on the execution, first you must call |
|
415 |
///\ref lemon::Bfs::init() "init()", then you can add several source |
|
416 |
///nodes with \ref lemon::Bfs::addSource() "addSource()". |
|
417 |
///Finally \ref lemon::Bfs::start() "start()" will perform the |
|
418 |
/// |
|
413 |
///\name Execution Control |
|
414 |
///The simplest way to execute the BFS algorithm is to use one of the |
|
415 |
///member functions called \ref run(Node) "run()".\n |
|
416 |
///If you need more control on the execution, first you have to call |
|
417 |
///\ref init(), then you can add several source nodes with |
|
418 |
///\ref addSource(). Finally the actual path computation can be |
|
419 |
///performed with one of the \ref start() functions. |
|
419 | 420 |
|
... | ... |
@@ -421,6 +422,5 @@ |
421 | 422 |
|
423 |
///\brief Initializes the internal data structures. |
|
424 |
/// |
|
422 | 425 |
///Initializes the internal data structures. |
423 |
|
|
424 |
///Initializes the internal data structures. |
|
425 |
/// |
|
426 | 426 |
void init() |
... | ... |
@@ -558,7 +558,6 @@ |
558 | 558 |
|
559 |
///\brief Returns \c false if there are nodes |
|
560 |
///to be processed. |
|
561 |
/// |
|
562 |
///Returns \c false if there are nodes |
|
563 |
///to be processed |
|
559 |
///Returns \c false if there are nodes to be processed. |
|
560 |
|
|
561 |
///Returns \c false if there are nodes to be processed |
|
562 |
///in the queue. |
|
564 | 563 |
bool emptyQueue() const { return _queue_tail==_queue_head; } |
... | ... |
@@ -567,3 +566,4 @@ |
567 | 566 |
|
568 |
///Returns the number of the nodes to be processed |
|
567 |
///Returns the number of the nodes to be processed |
|
568 |
///in the queue. |
|
569 | 569 |
int queueSize() const { return _queue_head-_queue_tail; } |
... | ... |
@@ -732,6 +732,6 @@ |
732 | 732 |
///\name Query Functions |
733 |
///The |
|
733 |
///The results of the BFS algorithm can be obtained using these |
|
734 | 734 |
///functions.\n |
735 |
///Either \ref lemon::Bfs::run() "run()" or \ref lemon::Bfs::start() |
|
736 |
///"start()" must be called before using them. |
|
735 |
///Either \ref run(Node) "run()" or \ref start() should be called |
|
736 |
///before using them. |
|
737 | 737 |
|
... | ... |
@@ -743,6 +743,6 @@ |
743 | 743 |
/// |
744 |
///\warning \c t should be |
|
744 |
///\warning \c t should be reached from the root(s). |
|
745 | 745 |
/// |
746 |
///\pre Either \ref run() or \ref start() must be called before |
|
747 |
///using this function. |
|
746 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
747 |
///must be called before using this function. |
|
748 | 748 |
Path path(Node t) const { return Path(*G, *_pred, t); } |
... | ... |
@@ -753,7 +753,7 @@ |
753 | 753 |
/// |
754 |
///\warning If node \c v is not |
|
754 |
///\warning If node \c v is not reached from the root(s), then |
|
755 | 755 |
///the return value of this function is undefined. |
756 | 756 |
/// |
757 |
///\pre Either \ref run() or \ref start() must be called before |
|
758 |
///using this function. |
|
757 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
758 |
///must be called before using this function. |
|
759 | 759 |
int dist(Node v) const { return (*_dist)[v]; } |
... | ... |
@@ -764,4 +764,4 @@ |
764 | 764 |
///tree for the node \c v, i.e. it returns the last arc of a |
765 |
///shortest path from the root(s) to \c v. It is \c INVALID if \c v |
|
766 |
///is not reachable from the root(s) or if \c v is a root. |
|
765 |
///shortest path from a root to \c v. It is \c INVALID if \c v |
|
766 |
///is not reached from the root(s) or if \c v is a root. |
|
767 | 767 |
/// |
... | ... |
@@ -770,4 +770,4 @@ |
770 | 770 |
/// |
771 |
///\pre Either \ref run() or \ref start() must be called before |
|
772 |
///using this function. |
|
771 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
772 |
///must be called before using this function. |
|
773 | 773 |
Arc predArc(Node v) const { return (*_pred)[v];} |
... | ... |
@@ -778,4 +778,4 @@ |
778 | 778 |
///tree for the node \c v, i.e. it returns the last but one node |
779 |
///from a shortest path from the root(s) to \c v. It is \c INVALID |
|
780 |
///if \c v is not reachable from the root(s) or if \c v is a root. |
|
779 |
///from a shortest path from a root to \c v. It is \c INVALID |
|
780 |
///if \c v is not reached from the root(s) or if \c v is a root. |
|
781 | 781 |
/// |
... | ... |
@@ -784,4 +784,4 @@ |
784 | 784 |
/// |
785 |
///\pre Either \ref run() or \ref start() must be called before |
|
786 |
///using this function. |
|
785 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
786 |
///must be called before using this function. |
|
787 | 787 |
Node predNode(Node v) const { return (*_pred)[v]==INVALID ? INVALID: |
... | ... |
@@ -795,3 +795,3 @@ |
795 | 795 |
/// |
796 |
///\pre Either \ref run() or \ref init() |
|
796 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
797 | 797 |
///must be called before using this function. |
... | ... |
@@ -805,3 +805,3 @@ |
805 | 805 |
/// |
806 |
///\pre Either \ref run() or \ref init() |
|
806 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
807 | 807 |
///must be called before using this function. |
... | ... |
@@ -809,6 +809,7 @@ |
809 | 809 |
|
810 |
///Checks if a node is |
|
810 |
///Checks if a node is reached from the root(s). |
|
811 | 811 |
|
812 |
///Returns \c true if \c v is reachable from the root(s). |
|
813 |
///\pre Either \ref run() or \ref start() |
|
812 |
///Returns \c true if \c v is reached from the root(s). |
|
813 |
/// |
|
814 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
814 | 815 |
///must be called before using this function. |
... | ... |
@@ -958,4 +959,4 @@ |
958 | 959 |
/// \ref bfs() "function-type interface" of \ref Bfs algorithm. |
959 |
/// It does not have own \ref run() method, it uses the functions |
|
960 |
/// and features of the plain \ref Bfs. |
|
960 |
/// It does not have own \ref run(Node) "run()" method, it uses the |
|
961 |
/// functions and features of the plain \ref Bfs. |
|
961 | 962 |
/// |
... | ... |
@@ -1179,3 +1180,3 @@ |
1179 | 1180 |
///\endcode |
1180 |
///\warning Don't forget to put the \ref BfsWizard::run() "run()" |
|
1181 |
///\warning Don't forget to put the \ref BfsWizard::run(Node) "run()" |
|
1181 | 1182 |
///to the end of the parameter list. |
... | ... |
@@ -1365,3 +1366,3 @@ |
1365 | 1366 |
|
1366 |
/// \name Named |
|
1367 |
/// \name Named Template Parameters |
|
1367 | 1368 |
|
... | ... |
@@ -1407,5 +1408,6 @@ |
1407 | 1408 |
/// Sets the map that indicates which nodes are reached. |
1408 |
/// If you don't use this function before calling \ref run(), |
|
1409 |
/// it will allocate one. The destructor deallocates this |
|
1410 |
/// |
|
1409 |
/// If you don't use this function before calling \ref run(Node) "run()" |
|
1410 |
/// or \ref init(), an instance will be allocated automatically. |
|
1411 |
/// The destructor deallocates this automatically allocated map, |
|
1412 |
/// of course. |
|
1411 | 1413 |
/// \return <tt> (*this) </tt> |
... | ... |
@@ -1422,12 +1424,9 @@ |
1422 | 1424 |
|
1423 |
/// \name Execution control |
|
1424 |
/// The simplest way to execute the algorithm is to use |
|
1425 |
/// one of the member functions called \ref lemon::BfsVisit::run() |
|
1426 |
/// "run()". |
|
1427 |
/// \n |
|
1428 |
/// If you need more control on the execution, first you must call |
|
1429 |
/// \ref lemon::BfsVisit::init() "init()", then you can add several |
|
1430 |
/// source nodes with \ref lemon::BfsVisit::addSource() "addSource()". |
|
1431 |
/// Finally \ref lemon::BfsVisit::start() "start()" will perform the |
|
1432 |
/// actual path computation. |
|
1425 |
/// \name Execution Control |
|
1426 |
/// The simplest way to execute the BFS algorithm is to use one of the |
|
1427 |
/// member functions called \ref run(Node) "run()".\n |
|
1428 |
/// If you need more control on the execution, first you have to call |
|
1429 |
/// \ref init(), then you can add several source nodes with |
|
1430 |
/// \ref addSource(). Finally the actual path computation can be |
|
1431 |
/// performed with one of the \ref start() functions. |
|
1433 | 1432 |
|
... | ... |
@@ -1731,13 +1730,14 @@ |
1731 | 1730 |
/// \name Query Functions |
1732 |
/// The |
|
1731 |
/// The results of the BFS algorithm can be obtained using these |
|
1733 | 1732 |
/// functions.\n |
1734 |
/// Either \ref lemon::BfsVisit::run() "run()" or |
|
1735 |
/// \ref lemon::BfsVisit::start() "start()" must be called before |
|
1736 |
/// |
|
1733 |
/// Either \ref run(Node) "run()" or \ref start() should be called |
|
1734 |
/// before using them. |
|
1735 |
|
|
1737 | 1736 |
///@{ |
1738 | 1737 |
|
1739 |
/// \brief Checks if a node is |
|
1738 |
/// \brief Checks if a node is reached from the root(s). |
|
1740 | 1739 |
/// |
1741 |
/// Returns \c true if \c v is reachable from the root(s). |
|
1742 |
/// \pre Either \ref run() or \ref start() |
|
1740 |
/// Returns \c true if \c v is reached from the root(s). |
|
1741 |
/// |
|
1742 |
/// \pre Either \ref run(Node) "run()" or \ref init() |
|
1743 | 1743 |
/// must be called before using this function. |
... | ... |
@@ -121,9 +121,3 @@ |
121 | 121 |
///\tparam GR The type of the digraph the algorithm runs on. |
122 |
///The default value is \ref ListDigraph. The value of GR is not used |
|
123 |
///directly by \ref Dfs, it is only passed to \ref DfsDefaultTraits. |
|
124 |
///\tparam TR Traits class to set various data types used by the algorithm. |
|
125 |
///The default traits class is |
|
126 |
///\ref DfsDefaultTraits "DfsDefaultTraits<GR>". |
|
127 |
///See \ref DfsDefaultTraits for the documentation of |
|
128 |
/// |
|
122 |
///The default type is \ref ListDigraph. |
|
129 | 123 |
#ifdef DOXYGEN |
... | ... |
@@ -153,3 +147,3 @@ |
153 | 147 |
|
154 |
///The traits class. |
|
148 |
///The \ref DfsDefaultTraits "traits class" of the algorithm. |
|
155 | 149 |
typedef TR Traits; |
... | ... |
@@ -232,2 +226,3 @@ |
232 | 226 |
///PredMap type. |
227 |
///It must meet the \ref concepts::WriteMap "WriteMap" concept. |
|
233 | 228 |
template <class T> |
... | ... |
@@ -251,2 +246,3 @@ |
251 | 246 |
///DistMap type. |
247 |
///It must meet the \ref concepts::WriteMap "WriteMap" concept. |
|
252 | 248 |
template <class T> |
... | ... |
@@ -270,2 +266,3 @@ |
270 | 266 |
///ReachedMap type. |
267 |
///It must meet the \ref concepts::ReadWriteMap "ReadWriteMap" concept. |
|
271 | 268 |
template <class T> |
... | ... |
@@ -289,2 +286,3 @@ |
289 | 286 |
///ProcessedMap type. |
287 |
///It must meet the \ref concepts::WriteMap "WriteMap" concept. |
|
290 | 288 |
template <class T> |
... | ... |
@@ -340,5 +338,6 @@ |
340 | 338 |
///Sets the map that stores the predecessor arcs. |
341 |
///If you don't use this function before calling \ref run(), |
|
342 |
///it will allocate one. The destructor deallocates this |
|
343 |
/// |
|
339 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
340 |
///or \ref init(), an instance will be allocated automatically. |
|
341 |
///The destructor deallocates this automatically allocated map, |
|
342 |
///of course. |
|
344 | 343 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -357,5 +356,6 @@ |
357 | 356 |
///Sets the map that indicates which nodes are reached. |
358 |
///If you don't use this function before calling \ref run(), |
|
359 |
///it will allocate one. The destructor deallocates this |
|
360 |
/// |
|
357 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
358 |
///or \ref init(), an instance will be allocated automatically. |
|
359 |
///The destructor deallocates this automatically allocated map, |
|
360 |
///of course. |
|
361 | 361 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -374,5 +374,6 @@ |
374 | 374 |
///Sets the map that indicates which nodes are processed. |
375 |
///If you don't use this function before calling \ref run(), |
|
376 |
///it will allocate one. The destructor deallocates this |
|
377 |
/// |
|
375 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
376 |
///or \ref init(), an instance will be allocated automatically. |
|
377 |
///The destructor deallocates this automatically allocated map, |
|
378 |
///of course. |
|
378 | 379 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -392,5 +393,6 @@ |
392 | 393 |
///the algorithm. |
393 |
///If you don't use this function before calling \ref run(), |
|
394 |
///it will allocate one. The destructor deallocates this |
|
395 |
/// |
|
394 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
395 |
///or \ref init(), an instance will be allocated automatically. |
|
396 |
///The destructor deallocates this automatically allocated map, |
|
397 |
///of course. |
|
396 | 398 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -408,11 +410,10 @@ |
408 | 410 |
|
409 |
///\name Execution control |
|
410 |
///The simplest way to execute the algorithm is to use |
|
411 |
///one of the member functions called \ref lemon::Dfs::run() "run()". |
|
412 |
///\n |
|
413 |
///If you need more control on the execution, first you must call |
|
414 |
///\ref lemon::Dfs::init() "init()", then you can add a source node |
|
415 |
///with \ref lemon::Dfs::addSource() "addSource()". |
|
416 |
///Finally \ref lemon::Dfs::start() "start()" will perform the |
|
417 |
/// |
|
411 |
///\name Execution Control |
|
412 |
///The simplest way to execute the DFS algorithm is to use one of the |
|
413 |
///member functions called \ref run(Node) "run()".\n |
|
414 |
///If you need more control on the execution, first you have to call |
|
415 |
///\ref init(), then you can add a source node with \ref addSource() |
|
416 |
///and perform the actual computation with \ref start(). |
|
417 |
///This procedure can be repeated if there are nodes that have not |
|
418 |
///been reached. |
|
418 | 419 |
|
... | ... |
@@ -420,6 +421,5 @@ |
420 | 421 |
|
422 |
///\brief Initializes the internal data structures. |
|
423 |
/// |
|
421 | 424 |
///Initializes the internal data structures. |
422 |
|
|
423 |
///Initializes the internal data structures. |
|
424 |
/// |
|
425 | 425 |
void init() |
... | ... |
@@ -440,7 +440,6 @@ |
440 | 440 |
/// |
441 |
///\pre The stack must be empty. (Otherwise the algorithm gives |
|
442 |
///false results.) |
|
443 |
/// |
|
444 |
///\warning Distances will be wrong (or at least strange) in case of |
|
445 |
/// |
|
441 |
///\pre The stack must be empty. Otherwise the algorithm gives |
|
442 |
///wrong results. (One of the outgoing arcs of all the source nodes |
|
443 |
///except for the last one will not be visited and distances will |
|
444 |
///also be wrong.) |
|
446 | 445 |
void addSource(Node s) |
... | ... |
@@ -508,7 +507,6 @@ |
508 | 507 |
|
509 |
///\brief Returns \c false if there are nodes |
|
510 |
///to be processed. |
|
511 |
/// |
|
512 |
///Returns \c false if there are nodes |
|
513 |
///to be processed |
|
508 |
///Returns \c false if there are nodes to be processed. |
|
509 |
|
|
510 |
///Returns \c false if there are nodes to be processed |
|
511 |
///in the queue (stack). |
|
514 | 512 |
bool emptyQueue() const { return _stack_head<0; } |
... | ... |
@@ -517,3 +515,4 @@ |
517 | 515 |
|
518 |
///Returns the number of the nodes to be processed |
|
516 |
///Returns the number of the nodes to be processed |
|
517 |
///in the queue (stack). |
|
519 | 518 |
int queueSize() const { return _stack_head+1; } |
... | ... |
@@ -639,4 +638,4 @@ |
639 | 638 |
///The algorithm computes |
640 |
///- the %DFS tree, |
|
641 |
///- the distance of each node from the root in the %DFS tree. |
|
639 |
///- the %DFS tree (forest), |
|
640 |
///- the distance of each node from the root(s) in the %DFS tree. |
|
642 | 641 |
/// |
... | ... |
@@ -665,6 +664,6 @@ |
665 | 664 |
///\name Query Functions |
666 |
///The |
|
665 |
///The results of the DFS algorithm can be obtained using these |
|
667 | 666 |
///functions.\n |
668 |
///Either \ref lemon::Dfs::run() "run()" or \ref lemon::Dfs::start() |
|
669 |
///"start()" must be called before using them. |
|
667 |
///Either \ref run(Node) "run()" or \ref start() should be called |
|
668 |
///before using them. |
|
670 | 669 |
|
... | ... |
@@ -676,17 +675,17 @@ |
676 | 675 |
/// |
677 |
///\warning \c t should be |
|
676 |
///\warning \c t should be reached from the root(s). |
|
678 | 677 |
/// |
679 |
///\pre Either \ref run() or \ref start() must be called before |
|
680 |
///using this function. |
|
678 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
679 |
///must be called before using this function. |
|
681 | 680 |
Path path(Node t) const { return Path(*G, *_pred, t); } |
682 | 681 |
|
683 |
///The distance of a node from the root. |
|
682 |
///The distance of a node from the root(s). |
|
684 | 683 |
|
685 |
///Returns the distance of a node from the root. |
|
684 |
///Returns the distance of a node from the root(s). |
|
686 | 685 |
/// |
687 |
///\warning If node \c v is not |
|
686 |
///\warning If node \c v is not reached from the root(s), then |
|
688 | 687 |
///the return value of this function is undefined. |
689 | 688 |
/// |
690 |
///\pre Either \ref run() or \ref start() must be called before |
|
691 |
///using this function. |
|
689 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
690 |
///must be called before using this function. |
|
692 | 691 |
int dist(Node v) const { return (*_dist)[v]; } |
... | ... |
@@ -696,5 +695,5 @@ |
696 | 695 |
///This function returns the 'previous arc' of the %DFS tree for the |
697 |
///node \c v, i.e. it returns the last arc of a %DFS path from the |
|
698 |
///root to \c v. It is \c INVALID |
|
699 |
/// |
|
696 |
///node \c v, i.e. it returns the last arc of a %DFS path from a |
|
697 |
///root to \c v. It is \c INVALID if \c v is not reached from the |
|
698 |
///root(s) or if \c v is a root. |
|
700 | 699 |
/// |
... | ... |
@@ -703,4 +702,4 @@ |
703 | 702 |
/// |
704 |
///\pre Either \ref run() or \ref start() must be called before using |
|
705 |
///this function. |
|
703 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
704 |
///must be called before using this function. |
|
706 | 705 |
Arc predArc(Node v) const { return (*_pred)[v];} |
... | ... |
@@ -711,4 +710,4 @@ |
711 | 710 |
///tree for the node \c v, i.e. it returns the last but one node |
712 |
///from a %DFS path from the root to \c v. It is \c INVALID |
|
713 |
///if \c v is not reachable from the root(s) or if \c v is a root. |
|
711 |
///from a %DFS path from a root to \c v. It is \c INVALID |
|
712 |
///if \c v is not reached from the root(s) or if \c v is a root. |
|
714 | 713 |
/// |
... | ... |
@@ -717,4 +716,4 @@ |
717 | 716 |
/// |
718 |
///\pre Either \ref run() or \ref start() must be called before |
|
719 |
///using this function. |
|
717 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
718 |
///must be called before using this function. |
|
720 | 719 |
Node predNode(Node v) const { return (*_pred)[v]==INVALID ? INVALID: |
... | ... |
@@ -728,3 +727,3 @@ |
728 | 727 |
/// |
729 |
///\pre Either \ref run() or \ref init() |
|
728 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
730 | 729 |
///must be called before using this function. |
... | ... |
@@ -738,3 +737,3 @@ |
738 | 737 |
/// |
739 |
///\pre Either \ref run() or \ref init() |
|
738 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
740 | 739 |
///must be called before using this function. |
... | ... |
@@ -742,6 +741,7 @@ |
742 | 741 |
|
743 |
///Checks if a node is |
|
742 |
///Checks if a node is reached from the root(s). |
|
744 | 743 |
|
745 |
///Returns \c true if \c v is reachable from the root(s). |
|
746 |
///\pre Either \ref run() or \ref start() |
|
744 |
///Returns \c true if \c v is reached from the root(s). |
|
745 |
/// |
|
746 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
747 | 747 |
///must be called before using this function. |
... | ... |
@@ -891,4 +891,4 @@ |
891 | 891 |
/// \ref dfs() "function-type interface" of \ref Dfs algorithm. |
892 |
/// It does not have own \ref run() method, it uses the functions |
|
893 |
/// and features of the plain \ref Dfs. |
|
892 |
/// It does not have own \ref run(Node) "run()" method, it uses the |
|
893 |
/// functions and features of the plain \ref Dfs. |
|
894 | 894 |
/// |
... | ... |
@@ -1112,4 +1112,3 @@ |
1112 | 1112 |
///\endcode |
1113 |
|
|
1114 |
///\warning Don't forget to put the \ref DfsWizard::run() "run()" |
|
1113 |
///\warning Don't forget to put the \ref DfsWizard::run(Node) "run()" |
|
1115 | 1114 |
///to the end of the parameter list. |
... | ... |
@@ -1311,3 +1310,3 @@ |
1311 | 1310 |
|
1312 |
/// \name Named |
|
1311 |
/// \name Named Template Parameters |
|
1313 | 1312 |
|
... | ... |
@@ -1353,5 +1352,6 @@ |
1353 | 1352 |
/// Sets the map that indicates which nodes are reached. |
1354 |
/// If you don't use this function before calling \ref run(), |
|
1355 |
/// it will allocate one. The destructor deallocates this |
|
1356 |
/// |
|
1353 |
/// If you don't use this function before calling \ref run(Node) "run()" |
|
1354 |
/// or \ref init(), an instance will be allocated automatically. |
|
1355 |
/// The destructor deallocates this automatically allocated map, |
|
1356 |
/// of course. |
|
1357 | 1357 |
/// \return <tt> (*this) </tt> |
... | ... |
@@ -1368,12 +1368,10 @@ |
1368 | 1368 |
|
1369 |
/// \name Execution control |
|
1370 |
/// The simplest way to execute the algorithm is to use |
|
1371 |
/// one of the member functions called \ref lemon::DfsVisit::run() |
|
1372 |
/// "run()". |
|
1373 |
/// \n |
|
1374 |
/// If you need more control on the execution, first you must call |
|
1375 |
/// \ref lemon::DfsVisit::init() "init()", then you can add several |
|
1376 |
/// source nodes with \ref lemon::DfsVisit::addSource() "addSource()". |
|
1377 |
/// Finally \ref lemon::DfsVisit::start() "start()" will perform the |
|
1378 |
/// actual path computation. |
|
1369 |
/// \name Execution Control |
|
1370 |
/// The simplest way to execute the DFS algorithm is to use one of the |
|
1371 |
/// member functions called \ref run(Node) "run()".\n |
|
1372 |
/// If you need more control on the execution, first you have to call |
|
1373 |
/// \ref init(), then you can add a source node with \ref addSource() |
|
1374 |
/// and perform the actual computation with \ref start(). |
|
1375 |
/// This procedure can be repeated if there are nodes that have not |
|
1376 |
/// been reached. |
|
1379 | 1377 |
|
... | ... |
@@ -1393,11 +1391,10 @@ |
1393 | 1391 |
|
1394 |
///Adds a new source node. |
|
1395 |
|
|
1396 |
///Adds a new source node |
|
1392 |
/// \brief Adds a new source node. |
|
1397 | 1393 |
/// |
1398 |
///\pre The stack must be empty. (Otherwise the algorithm gives |
|
1399 |
///false results.) |
|
1394 |
/// Adds a new source node to the set of nodes to be processed. |
|
1400 | 1395 |
/// |
1401 |
///\warning Distances will be wrong (or at least strange) in case of |
|
1402 |
///multiple sources. |
|
1396 |
/// \pre The stack must be empty. Otherwise the algorithm gives |
|
1397 |
/// wrong results. (One of the outgoing arcs of all the source nodes |
|
1398 |
/// except for the last one will not be visited and distances will |
|
1399 |
/// also be wrong.) |
|
1403 | 1400 |
void addSource(Node s) |
... | ... |
@@ -1591,4 +1588,4 @@ |
1591 | 1588 |
/// The algorithm computes |
1592 |
/// - the %DFS tree, |
|
1593 |
/// - the distance of each node from the root in the %DFS tree. |
|
1589 |
/// - the %DFS tree (forest), |
|
1590 |
/// - the distance of each node from the root(s) in the %DFS tree. |
|
1594 | 1591 |
/// |
... | ... |
@@ -1617,13 +1614,14 @@ |
1617 | 1614 |
/// \name Query Functions |
1618 |
/// The |
|
1615 |
/// The results of the DFS algorithm can be obtained using these |
|
1619 | 1616 |
/// functions.\n |
1620 |
/// Either \ref lemon::DfsVisit::run() "run()" or |
|
1621 |
/// \ref lemon::DfsVisit::start() "start()" must be called before |
|
1622 |
/// |
|
1617 |
/// Either \ref run(Node) "run()" or \ref start() should be called |
|
1618 |
/// before using them. |
|
1619 |
|
|
1623 | 1620 |
///@{ |
1624 | 1621 |
|
1625 |
/// \brief Checks if a node is |
|
1622 |
/// \brief Checks if a node is reached from the root(s). |
|
1626 | 1623 |
/// |
1627 |
/// Returns \c true if \c v is reachable from the root(s). |
|
1628 |
/// \pre Either \ref run() or \ref start() |
|
1624 |
/// Returns \c true if \c v is reached from the root(s). |
|
1625 |
/// |
|
1626 |
/// \pre Either \ref run(Node) "run()" or \ref init() |
|
1629 | 1627 |
/// must be called before using this function. |
... | ... |
@@ -181,16 +181,9 @@ |
181 | 181 |
///\tparam GR The type of the digraph the algorithm runs on. |
182 |
///The default value is \ref ListDigraph. |
|
183 |
///The value of GR is not used directly by \ref Dijkstra, it is only |
|
184 |
///passed to \ref DijkstraDefaultTraits. |
|
185 |
///\tparam LM A readable arc map that determines the lengths of the |
|
186 |
/// |
|
182 |
///The default type is \ref ListDigraph. |
|
183 |
///\tparam LM A \ref concepts::ReadMap "readable" arc map that specifies |
|
184 |
///the lengths of the arcs. |
|
185 |
///It is read once for each arc, so the map may involve in |
|
187 | 186 |
///relatively time consuming process to compute the arc lengths if |
188 | 187 |
///it is necessary. The default map type is \ref |
189 |
///concepts::Digraph::ArcMap "Digraph::ArcMap<int>". |
|
190 |
///The value of LM is not used directly by \ref Dijkstra, it is only |
|
191 |
///passed to \ref DijkstraDefaultTraits. |
|
192 |
///\tparam TR Traits class to set various data types used by the algorithm. |
|
193 |
///The default traits class is \ref DijkstraDefaultTraits |
|
194 |
///"DijkstraDefaultTraits<GR,LM>". See \ref DijkstraDefaultTraits |
|
195 |
/// |
|
188 |
///concepts::Digraph::ArcMap "GR::ArcMap<int>". |
|
196 | 189 |
#ifdef DOXYGEN |
... | ... |
@@ -228,3 +221,3 @@ |
228 | 221 |
|
229 |
///The traits class. |
|
222 |
///The \ref DijkstraDefaultTraits "traits class" of the algorithm. |
|
230 | 223 |
typedef TR Traits; |
... | ... |
@@ -310,2 +303,3 @@ |
310 | 303 |
///PredMap type. |
304 |
///It must meet the \ref concepts::WriteMap "WriteMap" concept. |
|
311 | 305 |
template <class T> |
... | ... |
@@ -330,2 +324,3 @@ |
330 | 324 |
///DistMap type. |
325 |
///It must meet the \ref concepts::WriteMap "WriteMap" concept. |
|
331 | 326 |
template <class T> |
... | ... |
@@ -350,2 +345,3 @@ |
350 | 345 |
///ProcessedMap type. |
346 |
///It must meet the \ref concepts::WriteMap "WriteMap" concept. |
|
351 | 347 |
template <class T> |
... | ... |
@@ -390,6 +386,10 @@ |
390 | 386 |
///\brief \ref named-templ-param "Named parameter" for setting |
391 |
///heap and cross reference |
|
387 |
///heap and cross reference types |
|
392 | 388 |
/// |
393 | 389 |
///\ref named-templ-param "Named parameter" for setting heap and cross |
394 |
///reference |
|
390 |
///reference types. If this named parameter is used, then external |
|
391 |
///heap and cross reference objects must be passed to the algorithm |
|
392 |
///using the \ref heap() function before calling \ref run(Node) "run()" |
|
393 |
///or \ref init(). |
|
394 |
///\sa SetStandardHeap |
|
395 | 395 |
template <class H, class CR = typename Digraph::template NodeMap<int> > |
... | ... |
@@ -413,8 +413,14 @@ |
413 | 413 |
///\brief \ref named-templ-param "Named parameter" for setting |
414 |
///heap and cross reference |
|
414 |
///heap and cross reference types with automatic allocation |
|
415 | 415 |
/// |
416 | 416 |
///\ref named-templ-param "Named parameter" for setting heap and cross |
417 |
///reference type. It can allocate the heap and the cross reference |
|
418 |
///object if the cross reference's constructor waits for the digraph as |
|
419 |
/// |
|
417 |
///reference types with automatic allocation. |
|
418 |
///They should have standard constructor interfaces to be able to |
|
419 |
///automatically created by the algorithm (i.e. the digraph should be |
|
420 |
///passed to the constructor of the cross reference and the cross |
|
421 |
///reference should be passed to the constructor of the heap). |
|
422 |
///However external heap and cross reference objects could also be |
|
423 |
///passed to the algorithm using the \ref heap() function before |
|
424 |
///calling \ref run(Node) "run()" or \ref init(). |
|
425 |
///\sa SetHeap |
|
420 | 426 |
template <class H, class CR = typename Digraph::template NodeMap<int> > |
... | ... |
@@ -488,5 +494,6 @@ |
488 | 494 |
///Sets the map that stores the predecessor arcs. |
489 |
///If you don't use this function before calling \ref run(), |
|
490 |
///it will allocate one. The destructor deallocates this |
|
491 |
/// |
|
495 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
496 |
///or \ref init(), an instance will be allocated automatically. |
|
497 |
///The destructor deallocates this automatically allocated map, |
|
498 |
///of course. |
|
492 | 499 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -505,5 +512,6 @@ |
505 | 512 |
///Sets the map that indicates which nodes are processed. |
506 |
///If you don't use this function before calling \ref run(), |
|
507 |
///it will allocate one. The destructor deallocates this |
|
508 |
/// |
|
513 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
514 |
///or \ref init(), an instance will be allocated automatically. |
|
515 |
///The destructor deallocates this automatically allocated map, |
|
516 |
///of course. |
|
509 | 517 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -523,5 +531,6 @@ |
523 | 531 |
///algorithm. |
524 |
///If you don't use this function before calling \ref run(), |
|
525 |
///it will allocate one. The destructor deallocates this |
|
526 |
/// |
|
532 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
533 |
///or \ref init(), an instance will be allocated automatically. |
|
534 |
///The destructor deallocates this automatically allocated map, |
|
535 |
///of course. |
|
527 | 536 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -540,5 +549,7 @@ |
540 | 549 |
///Sets the heap and the cross reference used by algorithm. |
541 |
///If you don't use this function before calling \ref run(), |
|
542 |
///it will allocate one. The destructor deallocates this |
|
543 |
/// |
|
550 |
///If you don't use this function before calling \ref run(Node) "run()" |
|
551 |
///or \ref init(), heap and cross reference instances will be |
|
552 |
///allocated automatically. |
|
553 |
///The destructor deallocates these automatically allocated objects, |
|
554 |
///of course. |
|
544 | 555 |
///\return <tt> (*this) </tt> |
... | ... |
@@ -569,11 +580,9 @@ |
569 | 580 |
|
570 |
///\name Execution control |
|
571 |
///The simplest way to execute the algorithm is to use one of the |
|
572 |
///member functions called \ref lemon::Dijkstra::run() "run()". |
|
573 |
///\n |
|
574 |
///If you need more control on the execution, first you must call |
|
575 |
///\ref lemon::Dijkstra::init() "init()", then you can add several |
|
576 |
///source nodes with \ref lemon::Dijkstra::addSource() "addSource()". |
|
577 |
///Finally \ref lemon::Dijkstra::start() "start()" will perform the |
|
578 |
/// |
|
581 |
///\name Execution Control |
|
582 |
///The simplest way to execute the %Dijkstra algorithm is to use |
|
583 |
///one of the member functions called \ref run(Node) "run()".\n |
|
584 |
///If you need more control on the execution, first you have to call |
|
585 |
///\ref init(), then you can add several source nodes with |
|
586 |
///\ref addSource(). Finally the actual path computation can be |
|
587 |
///performed with one of the \ref start() functions. |
|
579 | 588 |
|
... | ... |
@@ -581,6 +590,5 @@ |
581 | 590 |
|
591 |
///\brief Initializes the internal data structures. |
|
592 |
/// |
|
582 | 593 |
///Initializes the internal data structures. |
583 |
|
|
584 |
///Initializes the internal data structures. |
|
585 |
/// |
|
586 | 594 |
void init() |
... | ... |
@@ -660,13 +668,12 @@ |
660 | 668 |
|
661 |
///\brief Returns \c false if there are nodes |
|
662 |
///to be processed. |
|
663 |
/// |
|
664 |
///Returns \c false if there are nodes |
|
665 |
///to be processed |
|
669 |
///Returns \c false if there are nodes to be processed. |
|
670 |
|
|
671 |
///Returns \c false if there are nodes to be processed |
|
672 |
///in the priority heap. |
|
666 | 673 |
bool emptyQueue() const { return _heap->empty(); } |
667 | 674 |
|
668 |
///Returns the number of the nodes to be processed |
|
675 |
///Returns the number of the nodes to be processed. |
|
669 | 676 |
|
670 |
///Returns the number of the nodes to be processed in the priority heap. |
|
671 |
/// |
|
677 |
///Returns the number of the nodes to be processed |
|
678 |
///in the priority heap. |
|
672 | 679 |
int queueSize() const { return _heap->size(); } |
... | ... |
@@ -791,7 +798,6 @@ |
791 | 798 |
///\name Query Functions |
792 |
///The |
|
799 |
///The results of the %Dijkstra algorithm can be obtained using these |
|
793 | 800 |
///functions.\n |
794 |
///Either \ref lemon::Dijkstra::run() "run()" or |
|
795 |
///\ref lemon::Dijkstra::start() "start()" must be called before |
|
796 |
/// |
|
801 |
///Either \ref run(Node) "run()" or \ref start() should be called |
|
802 |
///before using them. |
|
797 | 803 |
|
... | ... |
@@ -803,6 +809,6 @@ |
803 | 809 |
/// |
804 |
///\warning \c t should be |
|
810 |
///\warning \c t should be reached from the root(s). |
|
805 | 811 |
/// |
806 |
///\pre Either \ref run() or \ref start() must be called before |
|
807 |
///using this function. |
|
812 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
813 |
///must be called before using this function. |
|
808 | 814 |
Path path(Node t) const { return Path(*G, *_pred, t); } |
... | ... |
@@ -813,7 +819,7 @@ |
813 | 819 |
/// |
814 |
///\warning If node \c v is not |
|
820 |
///\warning If node \c v is not reached from the root(s), then |
|
815 | 821 |
///the return value of this function is undefined. |
816 | 822 |
/// |
817 |
///\pre Either \ref run() or \ref start() must be called before |
|
818 |
///using this function. |
|
823 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
824 |
///must be called before using this function. |
|
819 | 825 |
Value dist(Node v) const { return (*_dist)[v]; } |
... | ... |
@@ -824,4 +830,4 @@ |
824 | 830 |
///tree for the node \c v, i.e. it returns the last arc of a |
825 |
///shortest path from the root(s) to \c v. It is \c INVALID if \c v |
|
826 |
///is not reachable from the root(s) or if \c v is a root. |
|
831 |
///shortest path from a root to \c v. It is \c INVALID if \c v |
|
832 |
///is not reached from the root(s) or if \c v is a root. |
|
827 | 833 |
/// |
... | ... |
@@ -830,4 +836,4 @@ |
830 | 836 |
/// |
831 |
///\pre Either \ref run() or \ref start() must be called before |
|
832 |
///using this function. |
|
837 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
838 |
///must be called before using this function. |
|
833 | 839 |
Arc predArc(Node v) const { return (*_pred)[v]; } |
... | ... |
@@ -838,4 +844,4 @@ |
838 | 844 |
///tree for the node \c v, i.e. it returns the last but one node |
839 |
///from a shortest path from the root(s) to \c v. It is \c INVALID |
|
840 |
///if \c v is not reachable from the root(s) or if \c v is a root. |
|
845 |
///from a shortest path from a root to \c v. It is \c INVALID |
|
846 |
///if \c v is not reached from the root(s) or if \c v is a root. |
|
841 | 847 |
/// |
... | ... |
@@ -844,4 +850,4 @@ |
844 | 850 |
/// |
845 |
///\pre Either \ref run() or \ref start() must be called before |
|
846 |
///using this function. |
|
851 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
852 |
///must be called before using this function. |
|
847 | 853 |
Node predNode(Node v) const { return (*_pred)[v]==INVALID ? INVALID: |
... | ... |
@@ -855,3 +861,3 @@ |
855 | 861 |
/// |
856 |
///\pre Either \ref run() or \ref init() |
|
862 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
857 | 863 |
///must be called before using this function. |
... | ... |
@@ -865,3 +871,3 @@ |
865 | 871 |
/// |
866 |
///\pre Either \ref run() or \ref init() |
|
872 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
867 | 873 |
///must be called before using this function. |
... | ... |
@@ -869,6 +875,7 @@ |
869 | 875 |
|
870 |
///Checks if a node is |
|
876 |
///Checks if a node is reached from the root(s). |
|
871 | 877 |
|
872 |
///Returns \c true if \c v is reachable from the root(s). |
|
873 |
///\pre Either \ref run() or \ref start() |
|
878 |
///Returns \c true if \c v is reached from the root(s). |
|
879 |
/// |
|
880 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
874 | 881 |
///must be called before using this function. |
... | ... |
@@ -881,3 +888,4 @@ |
881 | 888 |
///path to \c v has already found. |
882 |
/// |
|
889 |
/// |
|
890 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
883 | 891 |
///must be called before using this function. |
... | ... |
@@ -890,3 +898,4 @@ |
890 | 898 |
///It may be decreased in the following processes. |
891 |
/// |
|
899 |
/// |
|
900 |
///\pre Either \ref run(Node) "run()" or \ref init() |
|
892 | 901 |
///must be called before using this function and |
... | ... |
@@ -1073,4 +1082,4 @@ |
1073 | 1082 |
/// \ref dijkstra() "function-type interface" of \ref Dijkstra algorithm. |
1074 |
/// It does not have own \ref run() method, it uses the functions |
|
1075 |
/// and features of the plain \ref Dijkstra. |
|
1083 |
/// It does not have own \ref run(Node) "run()" method, it uses the |
|
1084 |
/// functions and features of the plain \ref Dijkstra. |
|
1076 | 1085 |
/// |
... | ... |
@@ -1269,3 +1278,3 @@ |
1269 | 1278 |
///\endcode |
1270 |
///\warning Don't forget to put the \ref DijkstraWizard::run() "run()" |
|
1279 |
///\warning Don't forget to put the \ref DijkstraWizard::run(Node) "run()" |
|
1271 | 1280 |
///to the end of the parameter list. |
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