#include <BonFpForMinlp.hpp>

Inheritance diagram for Bonmin::MinlpFeasPump:

Collaboration diagram for Bonmin::MinlpFeasPump:

Public Member Functions
	MinlpFeasPump (BabSetupBase &b)
	Constructor with basic setup. More...

	MinlpFeasPump (const MinlpFeasPump &copy)
	Copy constructor. More...

	~MinlpFeasPump ()
	Destructor. More...

void	setStrategy (const CbcStrategy &strategy)

virtual CglCutGenerator *	clone () const

Public Member Functions inherited from Bonmin::OaDecompositionBase
	OaDecompositionBase (BabSetupBase &b, bool leaveSiUnchanged, bool reassignLpsolver)
	New usefull constructor. More...

	OaDecompositionBase (const OaDecompositionBase &copy)
	Copy constructor. More...

virtual	~OaDecompositionBase ()
	Destructor. More...

virtual void	generateCuts (const OsiSolverInterface &si, OsiCuts &cs, const CglTreeInfo info=CglTreeInfo())
	Standard cut generation methods. More...

void	assignNlpInterface (OsiTMINLPInterface *nlp)
	Assign an OsiTMINLPInterface. More...

void	assignLpInterface (OsiSolverInterface *si)
	Assign an OsiTMINLPInterface. More...

bool	reassignLpsolver ()

void	setObjects (OsiObject **objects, int nObjects)
	Set objects. More...

void	setLeaveSiUnchanged (bool yesno)
	Set whether to leave the solverinterface unchanged. More...

Parameters &	parameter ()

const Parameters &	parameter () const

void	setLogLevel (int level)

void	setReassignLpSolver (bool v)

void	passInMessageHandler (CoinMessageHandler *handler)

Public Member Functions inherited from CglCutGenerator
virtual void	generateCuts (const OsiSolverInterface &si, OsiCuts &cs, const CglTreeInfo info=CglTreeInfo())=0

	CglCutGenerator ()

	CglCutGenerator (const CglCutGenerator &)

virtual CglCutGenerator *	clone () const=0

CglCutGenerator &	operator= (const CglCutGenerator &rhs)

virtual	~CglCutGenerator ()

virtual std::string	generateCpp (FILE *)

virtual void	refreshSolver (OsiSolverInterface *)

int	getAggressiveness () const

void	setAggressiveness (int value)

void	setGlobalCuts (bool trueOrFalse)

bool	canDoGlobalCuts () const

virtual bool	mayGenerateRowCutsInTree () const

virtual bool	needsOptimalBasis () const

virtual int	maximumLengthOfCutInTree () const

virtual void	generateCuts (const OsiSolverInterface &si, OsiCuts &cs, const CglTreeInfo info=CglTreeInfo())=0

	CglCutGenerator ()

	CglCutGenerator (const CglCutGenerator &)

virtual CglCutGenerator *	clone () const=0

CglCutGenerator &	operator= (const CglCutGenerator &rhs)

virtual	~CglCutGenerator ()

virtual std::string	generateCpp (FILE *)

virtual void	refreshSolver (OsiSolverInterface *)

Static Public Member Functions
static void	registerOptions (Ipopt::SmartPtr< Bonmin::RegisteredOptions > roptions)
	Register OA options. More...

Protected Member Functions
virtual double	performOa (OsiCuts &cs, solverManip &lpManip, BabInfo *babInfo, double &cutoff, const CglTreeInfo &info) const
	virtual method which performs the OA algorithm by modifying lp and nlp. More...

virtual bool	doLocalSearch (BabInfo *babInfo) const
	virutal method to decide if local search is performed More...

void	set_fp_objective (OsiSolverInterface &si, const double *colsol) const
	Put objective of MIP according to FP scheme. More...

Protected Member Functions inherited from Bonmin::OaDecompositionBase
void	setupMipSolver (BabSetupBase &b, const std::string &prefix)

virtual double	performOa (OsiCuts &cs, solverManip &lpManip, BabInfo *babInfo, double &, const CglTreeInfo &info) const =0
	virtual method which performs the OA algorithm by modifying lp and nlp. More...

virtual bool	doLocalSearch (BabInfo *babInfo) const =0
	virutal method to decide if local search is performed More...

bool	post_nlp_solve (BabInfo *babInfo, double cutoff) const
	Solve the nlp and do output. More...

Additional Inherited Members
Public Attributes inherited from CglCutGenerator
int	aggressive_

bool	canDoGlobalCuts_

Protected Attributes inherited from Bonmin::OaDecompositionBase
OsiTMINLPInterface *	nlp_
	Pointer to nlp interface. More...

BabSetupBase *	s_
	Pointer to setup. More...

int	nSolve_
	Number of nlp solved done. More...

OsiSolverInterface *	lp_
	A linear solver. More...

OsiObject **	objects_
	Some objects the feasiblitiy of which to verify. More...

int	nObjects_
	Number of objects.*‍/. More...

int	nLocalSearch_
	number of local searches performed More...

CoinMessageHandler *	handler_
	messages handler. More...

CoinMessages	messages_
	Messages for OA. More...

bool	leaveSiUnchanged_
	Wether or not we should remove cuts at the end of the procedure. More...

bool	reassignLpsolver_
	Do we need to reassign the lp solver with Cbc. More...

double	timeBegin_
	time of construction More...

int	numSols_
	number of solutions found by OA_decomposition. More...

Parameters	parameters_
	Parameters. More...

OsiCuts	savedCuts_
	Saved cuts: in some cases when using OA to check feasible solution algorithm may loop because Cbc removes inactive cuts. More...

int	currentNodeNumber_
	Store the current node number. More...

Detailed Description

Definition at line 15 of file BonFpForMinlp.hpp.

Constructor & Destructor Documentation

◆ MinlpFeasPump() [1/2]

Bonmin::MinlpFeasPump::MinlpFeasPump ( BabSetupBase & b )

Constructor with basic setup.

◆ MinlpFeasPump() [2/2]

Bonmin::MinlpFeasPump::MinlpFeasPump ( const MinlpFeasPump & copy )

inline

Copy constructor.

Definition at line 21 of file BonFpForMinlp.hpp.

◆ ~MinlpFeasPump()

Bonmin::MinlpFeasPump::~MinlpFeasPump ( )

Destructor.

Member Function Documentation

◆ setStrategy()

void Bonmin::MinlpFeasPump::setStrategy ( const CbcStrategy & strategy )

inline

Definition at line 30 of file BonFpForMinlp.hpp.

◆ clone()

virtual CglCutGenerator * Bonmin::MinlpFeasPump::clone ( ) const

inlinevirtual

Implements CglCutGenerator.

Definition at line 35 of file BonFpForMinlp.hpp.

◆ registerOptions()

static void Bonmin::MinlpFeasPump::registerOptions ( Ipopt::SmartPtr< Bonmin::RegisteredOptions > roptions )

static

Register OA options.

◆ performOa()

virtual double Bonmin::MinlpFeasPump::performOa	(	OsiCuts &	cs,
		solverManip &	lpManip,
		BabInfo *	babInfo,
		double &	cutoff,
		const CglTreeInfo &	info
	)		const

protectedvirtual

virtual method which performs the OA algorithm by modifying lp and nlp.

Implements Bonmin::OaDecompositionBase.

◆ doLocalSearch()

virtual bool Bonmin::MinlpFeasPump::doLocalSearch ( BabInfo * babInfo ) const

protectedvirtual

virutal method to decide if local search is performed

Implements Bonmin::OaDecompositionBase.

◆ set_fp_objective()

void Bonmin::MinlpFeasPump::set_fp_objective	(	OsiSolverInterface &	si,
		const double *	colsol
	)		const

protected

Put objective of MIP according to FP scheme.

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

/builddir/build/BUILD/Bonmin-1.8.8/src/Algorithms/OaGenerators/BonFpForMinlp.hpp

Public Member Functions

Static Public Member Functions

Protected Member Functions

Additional Inherited Members