ClpSimplexProgress Class Reference

For saving extra information to see if looping. More...

#include <ClpSimplex.hpp>

List of all members.

Public Member Functions

Constructors and destructor and copy

ClpSimplexProgress ()

Default constructor.

ClpSimplexProgress (ClpSimplex *model)

Constructor from model.

ClpSimplexProgress (const ClpSimplexProgress &)

Copy constructor.

ClpSimplexProgress & operator= (const ClpSimplexProgress &rhs)

Assignment operator. This copies the data.

~ClpSimplexProgress ()

Destructor.

Check progress

int looping ()

Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.

void startCheck ()

Start check at beginning of whileIterating.

int cycle (int in, int out, int wayIn, int wayOut)

Returns cycle length in whileIterating.

double lastObjective (int back=1) const

Returns previous objective (if -1) - current if (0).

void setInfeasibility (double value)

Set real primal infeasibility and move back.

double lastInfeasibility (int back=1) const

Returns real primal infeasibility (if -1) - current if (0).

void modifyObjective (double value)

Modify objective e.g. if dual infeasible in dual.

int lastIterationNumber (int back=1) const

Returns previous iteration number (if -1) - current if (0).

void newOddState ()

Odd state.

void endOddState ()

Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.

void clearOddState ()

Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.

int oddState () const

Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.

int badTimes () const

number of bad times

void clearBadTimes ()

Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.

Public Attributes

Data

double objective_ [CLP_PROGRESS]

Objective values.

double infeasibility_ [CLP_PROGRESS]

Sum of infeasibilities for algorithm.

double realInfeasibility_ [CLP_PROGRESS]

Sum of real primal infeasibilities for primal.

int in_ [CLP_CYCLE]

For cycle checking.

int out_ [CLP_CYCLE]

Objective values.

char way_ [CLP_CYCLE]

Objective values.

ClpSimplex * model_

Pointer back to model so we can get information.

int numberInfeasibilities_ [CLP_PROGRESS]

Number of infeasibilities.

int iterationNumber_ [CLP_PROGRESS]

Iteration number at which occurred.

int numberTimes_

Number of times checked (so won't stop too early).

int numberBadTimes_

Number of times it looked like loop.

int oddState_

If things are in an odd state.

Detailed Description

For saving extra information to see if looping.

Definition at line 1028 of file ClpSimplex.hpp.

Constructor & Destructor Documentation

ClpSimplexProgress::ClpSimplexProgress ( )

Default constructor.

ClpSimplexProgress::ClpSimplexProgress ( ClpSimplex * model )

Constructor from model.

ClpSimplexProgress::ClpSimplexProgress ( const ClpSimplexProgress & )

Copy constructor.

ClpSimplexProgress::~ClpSimplexProgress ( )

Destructor.

Member Function Documentation

ClpSimplexProgress& ClpSimplexProgress::operator= ( const ClpSimplexProgress & rhs )

Assignment operator. This copies the data.

int ClpSimplexProgress::looping ( )

Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.

void ClpSimplexProgress::startCheck ( )

Start check at beginning of whileIterating.

int ClpSimplexProgress::cycle ( int in,

int out,

int wayIn,

int wayOut

)

Returns cycle length in whileIterating.

double ClpSimplexProgress::lastObjective ( int back = 1 ) const

Returns previous objective (if -1) - current if (0).

void ClpSimplexProgress::setInfeasibility ( double value )

Set real primal infeasibility and move back.

double ClpSimplexProgress::lastInfeasibility ( int back = 1 ) const

Returns real primal infeasibility (if -1) - current if (0).

void ClpSimplexProgress::modifyObjective ( double value )

Modify objective e.g. if dual infeasible in dual.

int ClpSimplexProgress::lastIterationNumber ( int back = 1 ) const

Returns previous iteration number (if -1) - current if (0).

void ClpSimplexProgress::newOddState ( ) [inline]

Odd state.

Definition at line 1072 of file ClpSimplex.hpp.
References oddState_.

void ClpSimplexProgress::endOddState ( ) [inline]

Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.

Definition at line 1074 of file ClpSimplex.hpp.
References oddState_.

void ClpSimplexProgress::clearOddState ( ) [inline]

Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.

Definition at line 1076 of file ClpSimplex.hpp.
References oddState_.

int ClpSimplexProgress::oddState ( ) const [inline]

Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.

Definition at line 1078 of file ClpSimplex.hpp.
References oddState_.

int ClpSimplexProgress::badTimes ( ) const [inline]

number of bad times

Definition at line 1081 of file ClpSimplex.hpp.
References numberBadTimes_.

void ClpSimplexProgress::clearBadTimes ( ) [inline]

Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.

Definition at line 1083 of file ClpSimplex.hpp.
References numberBadTimes_.

Member Data Documentation

double ClpSimplexProgress::objective_[CLP_PROGRESS]

Objective values.

Definition at line 1091 of file ClpSimplex.hpp.

double ClpSimplexProgress::infeasibility_[CLP_PROGRESS]

Sum of infeasibilities for algorithm.

Definition at line 1093 of file ClpSimplex.hpp.

double ClpSimplexProgress::realInfeasibility_[CLP_PROGRESS]

Sum of real primal infeasibilities for primal.

Definition at line 1095 of file ClpSimplex.hpp.

int ClpSimplexProgress::in_[CLP_CYCLE]

For cycle checking.

Definition at line 1099 of file ClpSimplex.hpp.

int ClpSimplexProgress::out_[CLP_CYCLE]

Objective values.

Definition at line 1100 of file ClpSimplex.hpp.

char ClpSimplexProgress::way_[CLP_CYCLE]

Objective values.

Definition at line 1101 of file ClpSimplex.hpp.

ClpSimplex* ClpSimplexProgress::model_

Pointer back to model so we can get information.

Definition at line 1103 of file ClpSimplex.hpp.

int ClpSimplexProgress::numberInfeasibilities_[CLP_PROGRESS]

Number of infeasibilities.

Definition at line 1105 of file ClpSimplex.hpp.

int ClpSimplexProgress::iterationNumber_[CLP_PROGRESS]

Iteration number at which occurred.

Definition at line 1107 of file ClpSimplex.hpp.

int ClpSimplexProgress::numberTimes_

Number of times checked (so won't stop too early).

Definition at line 1109 of file ClpSimplex.hpp.

int ClpSimplexProgress::numberBadTimes_

Number of times it looked like loop.

Definition at line 1111 of file ClpSimplex.hpp.
Referenced by badTimes(), and clearBadTimes().

int ClpSimplexProgress::oddState_

If things are in an odd state.

Definition at line 1113 of file ClpSimplex.hpp.
Referenced by clearOddState(), endOddState(), newOddState(), and oddState().

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

/files2/home/rwaltz/Software/COIN/Clp/include/ClpSimplex.hpp

Generated on Fri Aug 6 11:42:59 2004 by

1.3.5


Public Member Functions
Constructors and destructor and copy
	ClpSimplexProgress ()
	Default constructor.
	ClpSimplexProgress (ClpSimplex *model)
	Constructor from model.
	ClpSimplexProgress (const ClpSimplexProgress &)
	Copy constructor.
ClpSimplexProgress &	operator= (const ClpSimplexProgress &rhs)
	Assignment operator. This copies the data.
	~ClpSimplexProgress ()
	Destructor.
Check progress
int	looping ()
	Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.
void	startCheck ()
	Start check at beginning of whileIterating.
int	cycle (int in, int out, int wayIn, int wayOut)
	Returns cycle length in whileIterating.
double	lastObjective (int back=1) const
	Returns previous objective (if -1) - current if (0).
void	setInfeasibility (double value)
	Set real primal infeasibility and move back.
double	lastInfeasibility (int back=1) const
	Returns real primal infeasibility (if -1) - current if (0).
void	modifyObjective (double value)
	Modify objective e.g. if dual infeasible in dual.
int	lastIterationNumber (int back=1) const
	Returns previous iteration number (if -1) - current if (0).
void	newOddState ()
	Odd state.
void	endOddState ()
	Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.
void	clearOddState ()
	Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.
int	oddState () const
	Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.
int	badTimes () const
	number of bad times
void	clearBadTimes ()
	Returns -1 if okay, -n+1 (n number of times bad) if bad but action taken, >=0 if give up and use as problem status.
Public Attributes
Data
double	objective_ [CLP_PROGRESS]
	Objective values.
double	infeasibility_ [CLP_PROGRESS]
	Sum of infeasibilities for algorithm.
double	realInfeasibility_ [CLP_PROGRESS]
	Sum of real primal infeasibilities for primal.
int	in_ [CLP_CYCLE]
	For cycle checking.
int	out_ [CLP_CYCLE]
	Objective values.
char	way_ [CLP_CYCLE]
	Objective values.
ClpSimplex *	model_
	Pointer back to model so we can get information.
int	numberInfeasibilities_ [CLP_PROGRESS]
	Number of infeasibilities.
int	iterationNumber_ [CLP_PROGRESS]
	Iteration number at which occurred.
int	numberTimes_
	Number of times checked (so won't stop too early).
int	numberBadTimes_
	Number of times it looked like loop.
int	oddState_
	If things are in an odd state.