GraphEdge Struct Reference

Detailed Description

an edge in the graph

Definition at line 63 of file GomoryHuTree.h.

#include <GomoryHuTree.h>

Data Fields
double	cap
double	rcap
double	length
struct GraphEdge *	next
struct GraphEdge *	back
GRAPHNODE *	adjac
SCIP_VAR *	var

Field Documentation

cap

double GraphEdge::cap

capacity used in maxflow

Definition at line 65 of file GomoryHuTree.h.

Referenced by global_relabel(), maxflow(), and sepaSubtour().

rcap

double GraphEdge::rcap

residual capacity used in maxflow

Definition at line 66 of file GomoryHuTree.h.

Referenced by global_relabel(), maxflow(), and sepaSubtour().

length

double GraphEdge::length

length of the edge measured by some fixed metric

Definition at line 67 of file GomoryHuTree.h.

Referenced by copy_graph(), SCIP_DECL_HEUREXEC(), SCIP_DECL_READERREAD(), and updateDistances().

next

struct GraphEdge* GraphEdge::next

in incidence list of node from which edge is emanating

Definition at line 69 of file GomoryHuTree.h.

Referenced by copy_graph(), findEdge(), findSubtour(), global_relabel(), maxflow(), SCIP_DECL_EVENTEXEC(), SCIP_DECL_HEUREXEC(), SCIP_DECL_READERREAD(), sepaSubtour(), and updateDistances().

back

struct GraphEdge* GraphEdge::back

pointer to reverse edge

Definition at line 70 of file GomoryHuTree.h.

Referenced by copy_graph(), findSubtour(), global_relabel(), maxflow(), SCIP_DECL_EVENTEXEC(), SCIP_DECL_HEUREXEC(), SCIP_DECL_READERREAD(), and sepaSubtour().

adjac

GRAPHNODE* GraphEdge::adjac

pointer to adjacent node

Definition at line 72 of file GomoryHuTree.h.

Referenced by copy_graph(), findEdge(), findSubtour(), global_relabel(), maxflow(), SCIP_DECL_EVENTEXEC(), SCIP_DECL_HEUREXEC(), SCIP_DECL_READERREAD(), sepaSubtour(), and updateDistances().

var

SCIP_VAR* GraphEdge::var

variable associated to edge

Definition at line 74 of file GomoryHuTree.h.

Referenced by findSubtour(), tsp::ProbDataTSP::scip_copy(), SCIP_DECL_CONSLOCK(), SCIP_DECL_EVENTEXEC(), SCIP_DECL_HEUREXEC(), SCIP_DECL_READERREAD(), tsp::ProbDataTSP::scip_trans(), sepaSubtour(), and updateDistances().