Class for directed graph represented by adjacency matrix in sparse format (assuming sparse graph!)

#include <TDiGraph.hh>

Classes
class	TIterator
	iterator to predecessor/successor lists More...

Public Member Functions
	TDiGraph ()
	construct empty digraph

	TDiGraph (const TSparseMatrix *S, const real eps=0.0)

size_t	n_nodes () const
	return number of nodes in graph

size_t	n_edges () const
	return number of edges in graph

TIterator	predecessors (const node_t node) const
	return iterator to predecessors of node

TIterator	successors (const node_t node) const
	return iterator to successors of node

void	print (std::ostream &os) const
	print graph

void	print (std::ostream &os, const std::vector< uint > &label) const
	print graph with labels

void	write (std::ostream &os) const
	write in Chaco/Jostle/Metis file format

TDiGraph &	operator= (const TDiGraph &graph)
	copy operator

Protected Member Functions
virtual void	init (const size_t nnodes, const size_t npred, const size_t nsucc)
	initialise graph for n nodes, m1 pred. edges and m2 succ. edges

Constructor & Destructor Documentation

◆ TDiGraph()

construct digraph based on pattern in S using coefficients a_ij with |a_ij| > ε