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Dijkstra< GR, LEN, TR >::SetPredMap< T > Struct Template Reference

Detailed Description

template<typename GR, typename LEN, typename TR>
template<class T>
struct lemon::Dijkstra< GR, LEN, TR >::SetPredMap< T >

Named parameter for setting PredMap type. It must meet the WriteMap concept.

#include <lemon/dijkstra.h>

+ Inheritance diagram for Dijkstra< GR, LEN, TR >::SetPredMap< T >:

Additional Inherited Members

- Public Types inherited from Dijkstra< Digraph, LengthMap, SetPredMapTraits< T > >
typedef SetPredMapTraits< T >
::Digraph 
Digraph
 The type of the digraph the algorithm runs on.
 
typedef SetPredMapTraits< T >
::LengthMap::Value 
Value
 The type of the length of the arcs.
 
typedef SetPredMapTraits< T >
::LengthMap 
LengthMap
 The type of the map that stores the arc lengths.
 
typedef SetPredMapTraits< T >
::PredMap 
PredMap
 The type of the map that stores the predecessor arcs of the shortest paths.
 
typedef SetPredMapTraits< T >
::DistMap 
DistMap
 The type of the map that stores the distances of the nodes.
 
typedef SetPredMapTraits< T >
::ProcessedMap 
ProcessedMap
 The type of the map that indicates which nodes are processed.
 
typedef PredMapPath< Digraph,
PredMap
Path
 The type of the paths.
 
typedef SetPredMapTraits< T >
::HeapCrossRef 
HeapCrossRef
 The cross reference type used for the current heap.
 
typedef SetPredMapTraits< T >::Heap Heap
 The heap type used by the algorithm.
 
typedef SetPredMapTraits< T >
::OperationTraits 
OperationTraits
 The operation traits class of the algorithm.
 
typedef SetPredMapTraits< T > Traits
 The traits class of the algorithm.
 
- Public Member Functions inherited from Dijkstra< Digraph, LengthMap, SetPredMapTraits< T > >
 Dijkstra (const Digraph &g, const LengthMap &length)
 Constructor.
 
 ~Dijkstra ()
 Destructor.
 
DijkstralengthMap (const LengthMap &m)
 Sets the length map.
 
DijkstrapredMap (PredMap &m)
 Sets the map that stores the predecessor arcs.
 
DijkstraprocessedMap (ProcessedMap &m)
 Sets the map that indicates which nodes are processed.
 
DijkstradistMap (DistMap &m)
 Sets the map that stores the distances of the nodes.
 
Dijkstraheap (Heap &hp, HeapCrossRef &cr)
 Sets the heap and the cross reference used by algorithm.
 
const PredMappredMap () const
 Returns a const reference to the node map that stores the predecessor arcs.
 
const DistMapdistMap () const
 Returns a const reference to the node map that stores the distances of the nodes.
 
Path path (Node t) const
 The shortest path to a node.
 
Value dist (Node v) const
 The distance of a node from the root(s).
 
Arc predArc (Node v) const
 Returns the 'previous arc' of the shortest path tree for a node.
 
Node predNode (Node v) const
 Returns the 'previous node' of the shortest path tree for a node.
 
bool reached (Node v) const
 Checks if a node is reached from the root(s).
 
bool processed (Node v) const
 Checks if a node is processed.
 
Value currentDist (Node v) const
 The current distance of a node from the root(s).
 
void init ()
 
void addSource (Node s, Value dst=OperationTraits::zero())
 Adds a new source node.
 
Node processNextNode ()
 Processes the next node in the priority heap.
 
Node nextNode () const
 The next node to be processed.
 
bool emptyQueue () const
 Returns false if there are nodes to be processed.
 
int queueSize () const
 Returns the number of the nodes to be processed.
 
void start ()
 Executes the algorithm.
 
void start (Node t)
 Executes the algorithm until the given target node is processed.
 
Node start (const NodeBoolMap &nm)
 Executes the algorithm until a condition is met.
 
void run (Node s)
 Runs the algorithm from the given source node.
 
bool run (Node s, Node t)
 Finds the shortest path between s and t.