Bonmin::MinlpFeasPump Class Reference

#include <BonFpForMinlp.hpp>

Inheritance 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)

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

Private Attributes
SubMipSolver *	subMip_
int	passBound_
	Wether or not to pass bound to master algorithm. More...

Additional Inherited Members
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

Bonmin::MinlpFeasPump::MinlpFeasPump

(

BabSetupBase &

b

)

Constructor with basic setup.

Referenced by clone().

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

inline

Copy constructor.

Definition at line 21 of file BonFpForMinlp.hpp.

Bonmin::MinlpFeasPump::~MinlpFeasPump

(

)

Destructor.

Member Function Documentation

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

inline

Definition at line 30 of file BonFpForMinlp.hpp.

References Bonmin::OaDecompositionBase::parameters_, and Bonmin::OaDecompositionBase::Parameters::setStrategy().

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

inlinevirtual

Definition at line 35 of file BonFpForMinlp.hpp.

References MinlpFeasPump().

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

static

Register OA options.

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.

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

protectedvirtual

virutal method to decide if local search is performed

Implements Bonmin::OaDecompositionBase.

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

protected

Put objective of MIP according to FP scheme.

Member Data Documentation

SubMipSolver* Bonmin::MinlpFeasPump::subMip_

private

Definition at line 52 of file BonFpForMinlp.hpp.

int Bonmin::MinlpFeasPump::passBound_

private

Wether or not to pass bound to master algorithm.

Definition at line 54 of file BonFpForMinlp.hpp.

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

• BonFpForMinlp.hpp