Couenne::DepGraph Class Reference

Dependence graph. More...

#include <CouenneDepGraph.hpp>

List of all members.

Public Member Functions

 DepGraph ()
 constructor
 ~DepGraph ()
 destructor
std::set< DepNode *, compNode > & Vertices ()
 return vertex set
int & Counter ()
 node index counter
void insert (exprVar *)
 insert new variable if new
void insert (exprAux *)
 insert new auxiliary if new
void erase (exprVar *)
 delete element
bool depends (int, int, bool=false)
 does w depend on x?
void createOrder ()
 assign numbering to all nodes of graph
void print (bool descend=false)
 debugging procedure
DepNodelookup (int index)
 search for node in vertex set
bool checkCycles ()
 check for dependence cycles in graph
void replaceIndex (int oldVar, int newVar)
 replace, throughout the whole graph, the index of a variable with another in the entire graph.

Protected Attributes

std::set< DepNode *, compNodevertices_
 set of variable nodes
int counter_
 counter to assign numbering to all nodes

Detailed Description

Dependence graph.

Shows dependence of auxiliary variable on other (auxiliary and/or original) variables

Definition at line 115 of file CouenneDepGraph.hpp.


Constructor & Destructor Documentation

Couenne::DepGraph::DepGraph (  )  [inline]

constructor

Definition at line 128 of file CouenneDepGraph.hpp.

Couenne::DepGraph::~DepGraph (  )  [inline]

destructor

Definition at line 131 of file CouenneDepGraph.hpp.

References vertices_.


Member Function Documentation

std::set<DepNode *, compNode>& Couenne::DepGraph::Vertices (  )  [inline]

return vertex set

Definition at line 138 of file CouenneDepGraph.hpp.

References vertices_.

int& Couenne::DepGraph::Counter (  )  [inline]

node index counter

Definition at line 142 of file CouenneDepGraph.hpp.

References counter_.

void Couenne::DepGraph::insert ( exprVar  ) 

insert new variable if new

void Couenne::DepGraph::insert ( exprAux  ) 

insert new auxiliary if new

void Couenne::DepGraph::erase ( exprVar  ) 

delete element

bool Couenne::DepGraph::depends ( int  ,
int  ,
bool  = false 
)

does w depend on x?

void Couenne::DepGraph::createOrder (  ) 

assign numbering to all nodes of graph

void Couenne::DepGraph::print ( bool  descend = false  ) 

debugging procedure

DepNode* Couenne::DepGraph::lookup ( int  index  ) 

search for node in vertex set

bool Couenne::DepGraph::checkCycles (  ) 

check for dependence cycles in graph

void Couenne::DepGraph::replaceIndex ( int  oldVar,
int  newVar 
)

replace, throughout the whole graph, the index of a variable with another in the entire graph.

Used when redundant constraints w := x are discovered


Member Data Documentation

std::set<DepNode *, compNode> Couenne::DepGraph::vertices_ [protected]

set of variable nodes

Definition at line 120 of file CouenneDepGraph.hpp.

Referenced by Vertices(), and ~DepGraph().

int Couenne::DepGraph::counter_ [protected]

counter to assign numbering to all nodes

Definition at line 123 of file CouenneDepGraph.hpp.

Referenced by Counter().


The documentation for this class was generated from the following file:
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