#include <BonIpoptSolver.hpp>

Inheritance diagram for Bonmin::IpoptSolver:

Collaboration diagram for Bonmin::IpoptSolver:

Classes
class	UnsolvedIpoptError

Public Member Functions
virtual UnsolvedError *	newUnsolvedError (int num, Ipopt::SmartPtr< TMINLP2TNLP > problem, std::string name)

	IpoptSolver (bool createEmpty=false)
	Constructor. More...

	IpoptSolver (Ipopt::SmartPtr< Bonmin::RegisteredOptions > roptions, Ipopt::SmartPtr< Ipopt::OptionsList > options, Ipopt::SmartPtr< Ipopt::Journalist > journalist, const std::string &prefix)
	Constructor with Passed in journalist, registered options, options. More...

	IpoptSolver (Ipopt::SmartPtr< Bonmin::RegisteredOptions > roptions, Ipopt::SmartPtr< Ipopt::OptionsList > options, Ipopt::SmartPtr< Ipopt::Journalist > journalist)
	Constructor with Passed in journalist, registered options, options. More...

	IpoptSolver (const IpoptSolver &other)
	Copy constructor. More...

virtual Ipopt::SmartPtr < TNLPSolver >	clone ()
	virtual copy constructor More...

virtual	~IpoptSolver ()
	Virtual destructor. More...

virtual bool	Initialize (std::string params_file)
	Initialize the TNLPSolver (read options from params_file) More...

virtual bool	Initialize (std::istream &is)
	Initialize the TNLPSolver (read options from istream is) More...

virtual double	CPUTime ()
	Get the CpuTime of the last optimization. More...

virtual int	IterationCount ()
	Get the iteration count of the last optimization. More...

virtual void	setOutputToDefault ()
	turn off all output from the solver More...

virtual void	forceSolverOutput (int log_level)
	turn on all output from the solver More...

virtual std::string &	solverName ()
	Get the solver name. More...

Ipopt::ApplicationReturnStatus	getOptStatus () const
	Return status of last optimization. More...

Ipopt::IpoptApplication &	getIpoptApp ()

virtual int	errorCode () const
	Error code (solver specific). More...

Solve methods
virtual TNLPSolver::ReturnStatus	OptimizeTNLP (const Ipopt::SmartPtr< Ipopt::TNLP > &tnlp)
	Solves a problem expresses as a TNLP. More...

virtual TNLPSolver::ReturnStatus	ReOptimizeTNLP (const Ipopt::SmartPtr< Ipopt::TNLP > &tnlp)
	Resolves a problem expresses as a TNLP. More...

virtual bool	setWarmStart (const CoinWarmStart *warm, Ipopt::SmartPtr< TMINLP2TNLP > tnlp)
	Set the warm start in the solver. More...

virtual CoinWarmStart *	getUsedWarmStart (Ipopt::SmartPtr< TMINLP2TNLP > tnlp) const
	Get warm start used in last optimization. More...

virtual CoinWarmStart *	getWarmStart (Ipopt::SmartPtr< Bonmin::TMINLP2TNLP > tnlp) const
	Get the warm start form the solver. More...

virtual CoinWarmStart *	getEmptyWarmStart () const
	Solves a problem expresses as a TNLP. More...

virtual bool	warmStartIsValid (const CoinWarmStart *ws) const
	Check that warm start object is valid. More...

virtual void	enableWarmStart ()
	Enable the warm start options in the solver. More...

virtual void	disableWarmStart ()
	Disable the warm start options in the solver. More...

Public Member Functions inherited from Bonmin::TNLPSolver
	TNLPSolver ()
	default Constructor More...

	TNLPSolver (Ipopt::SmartPtr< Bonmin::RegisteredOptions > roptions, Ipopt::SmartPtr< Ipopt::OptionsList > options, Ipopt::SmartPtr< Ipopt::Journalist > journalist, const std::string &prefix)
	Constructor with options initialization. More...

virtual	~TNLPSolver ()
	Virtual destructor. More...

Ipopt::SmartPtr < Ipopt::Journalist >	journalist ()
	Get a pointer to a journalist. More...

Ipopt::SmartPtr < Bonmin::RegisteredOptions >	roptions ()
	Get a pointer to RegisteredOptions (generally used to add new ones) More...

Ipopt::SmartPtr< const Ipopt::OptionsList >	options () const
	Get the options (for getting their values). More...

Ipopt::SmartPtr < Ipopt::OptionsList >	options ()
	Get the options (for getting and setting their values). More...

const char *	prefix ()
	Get the prefix. More...

bool	isRecoverable (ReturnStatus &r)
	Say if an optimization status for a problem which failed is recoverable (problem may be solvable). More...

void	setup_global_time_limit (double time_limit)
	Setup for a global time limit for solver. More...

bool	isError (ReturnStatus &r)
	Say if return status is an error. More...

Static Public Member Functions
static void	RegisterOptions (Ipopt::SmartPtr< Bonmin::RegisteredOptions > roptions)
	Register this solver options into passed roptions. More...

Static Public Member Functions inherited from Bonmin::TNLPSolver
static void	RegisterOptions (Ipopt::SmartPtr< Bonmin::RegisteredOptions > roptions)
	Register this solver options into passed roptions. More...

Private Member Functions
void	setMinlpDefaults (Ipopt::SmartPtr< Ipopt::OptionsList > Options)
	Set default Ipopt parameters for use in a MINLP. More...

TNLPSolver::ReturnStatus	solverReturnStatus (Ipopt::ApplicationReturnStatus optimization_status) const
	get Bonmin return status from Ipopt one. More...

Private Attributes
Ipopt::SmartPtr < Ipopt::IpoptApplication >	app_
	Ipopt application. More...

Ipopt::ApplicationReturnStatus	optimizationStatus_
	return status of last optimization. More...

bool	problemHadZeroDimension_
	Flag to indicate if last problem solved had 0 dimension. More...

int	warmStartStrategy_
	Warm start strategy : More...

bool	enable_warm_start_
	flag remembering if we want to use warm start option More...

bool	optimized_before_
	flag remembering if we have call the Optimize method of the IpoptInterface before More...

Static Private Attributes
static std::string	solverName_ = "Ipopt"

Additional Inherited Members
Public Types inherited from Bonmin::TNLPSolver
enum	ReturnStatus { iterationLimit = -3, timeLimit = 5, doesNotConverge = -8, computationError = -2, notEnoughFreedom = -1, illDefinedProblem = -4, illegalOption =-5, externalException =-6, exception =-7, solvedOptimal = 1, solvedOptimalTol =2, provenInfeasible =3, unbounded = 4, numReturnCodes }
	Standard return statuses for a solver. More...

Protected Member Functions inherited from Bonmin::TNLPSolver
bool	zeroDimension (const Ipopt::SmartPtr< Ipopt::TNLP > &tnlp, ReturnStatus &optimization_status)
	Determine if problem is of dimension zero and if it is check if solution is feasible. More...

void	initializeOptionsAndJournalist ()
	Initializes options and journalist. More...

	TNLPSolver (const TNLPSolver &other)
	Copy Constructor. More...

Protected Attributes inherited from Bonmin::TNLPSolver
Ipopt::SmartPtr < Ipopt::Journalist >	journalist_
	Storage of Journalist for output. More...

Ipopt::SmartPtr < Ipopt::OptionsList >	options_
	List of Options. More...

Ipopt::SmartPtr < Bonmin::RegisteredOptions >	roptions_
	Registered Options. More...

std::string	prefix_
	Prefix to use for reading bonmin's options. More...

double	start_time_
	Global start time. More...

double	time_limit_
	Global time limit. More...

int	default_log_level_
	To record default log level. More...

Detailed Description

Definition at line 18 of file BonIpoptSolver.hpp.

Constructor & Destructor Documentation

IpoptSolver::IpoptSolver ( bool createEmpty = false )

Constructor.

Definition at line 27 of file BonIpoptSolver.cpp.

IpoptSolver::IpoptSolver	(	Ipopt::SmartPtr< Bonmin::RegisteredOptions >	roptions,
		Ipopt::SmartPtr< Ipopt::OptionsList >	options,
		Ipopt::SmartPtr< Ipopt::Journalist >	journalist,
		const std::string &	prefix
	)

Constructor with Passed in journalist, registered options, options.

Definition at line 42 of file BonIpoptSolver.cpp.

IpoptSolver::IpoptSolver	(	Ipopt::SmartPtr< Bonmin::RegisteredOptions >	roptions,
		Ipopt::SmartPtr< Ipopt::OptionsList >	options,
		Ipopt::SmartPtr< Ipopt::Journalist >	journalist
	)

Constructor with Passed in journalist, registered options, options.

Definition at line 60 of file BonIpoptSolver.cpp.

IpoptSolver::IpoptSolver ( const IpoptSolver & other )

Copy constructor.

Definition at line 79 of file BonIpoptSolver.cpp.

IpoptSolver::~IpoptSolver ( )

virtual

Virtual destructor.

Definition at line 76 of file BonIpoptSolver.cpp.

Member Function Documentation

virtual UnsolvedError* Bonmin::IpoptSolver::newUnsolvedError	(	int	num,
		Ipopt::SmartPtr< TMINLP2TNLP >	problem,
		std::string	name
	)

inlinevirtual

Implements Bonmin::TNLPSolver.

Definition at line 39 of file BonIpoptSolver.hpp.

Ipopt::SmartPtr< TNLPSolver > IpoptSolver::clone ( )

virtual

virtual copy constructor

virtual constructor

Implements Bonmin::TNLPSolver.

Definition at line 94 of file BonIpoptSolver.cpp.

bool IpoptSolver::Initialize ( std::string params_file )

virtual

Initialize the TNLPSolver (read options from params_file)

Implements Bonmin::TNLPSolver.

Definition at line 104 of file BonIpoptSolver.cpp.

bool IpoptSolver::Initialize ( std::istream & is )

virtual

Initialize the TNLPSolver (read options from istream is)

Implements Bonmin::TNLPSolver.

Definition at line 118 of file BonIpoptSolver.cpp.

TNLPSolver::ReturnStatus IpoptSolver::OptimizeTNLP ( const Ipopt::SmartPtr< Ipopt::TNLP > & tnlp )

virtual

Solves a problem expresses as a TNLP.

Implements Bonmin::TNLPSolver.

Definition at line 132 of file BonIpoptSolver.cpp.

TNLPSolver::ReturnStatus IpoptSolver::ReOptimizeTNLP ( const Ipopt::SmartPtr< Ipopt::TNLP > & tnlp )

virtual

Resolves a problem expresses as a TNLP.

Implements Bonmin::TNLPSolver.

Definition at line 177 of file BonIpoptSolver.cpp.

bool IpoptSolver::setWarmStart	(	const CoinWarmStart *	warm,
		Ipopt::SmartPtr< TMINLP2TNLP >	tnlp
	)

virtual

Set the warm start in the solver.

Implements Bonmin::TNLPSolver.

Definition at line 362 of file BonIpoptSolver.cpp.

CoinWarmStart * IpoptSolver::getUsedWarmStart ( Ipopt::SmartPtr< TMINLP2TNLP > tnlp ) const

virtual

Get warm start used in last optimization.

Implements Bonmin::TNLPSolver.

Definition at line 339 of file BonIpoptSolver.cpp.

CoinWarmStart * IpoptSolver::getWarmStart ( Ipopt::SmartPtr< Bonmin::TMINLP2TNLP > tnlp ) const

virtual

Get the warm start form the solver.

Get warmstarting information.

Implements Bonmin::TNLPSolver.

Definition at line 350 of file BonIpoptSolver.cpp.

CoinWarmStart * IpoptSolver::getEmptyWarmStart ( ) const

virtual

Solves a problem expresses as a TNLP.

Implements Bonmin::TNLPSolver.

Definition at line 405 of file BonIpoptSolver.cpp.

bool IpoptSolver::warmStartIsValid ( const CoinWarmStart * ws ) const

virtual

Check that warm start object is valid.

Implements Bonmin::TNLPSolver.

Definition at line 396 of file BonIpoptSolver.cpp.

void IpoptSolver::enableWarmStart ( )

virtual

Enable the warm start options in the solver.

Implements Bonmin::TNLPSolver.

Definition at line 411 of file BonIpoptSolver.cpp.

void IpoptSolver::disableWarmStart ( )

virtual

Disable the warm start options in the solver.

Implements Bonmin::TNLPSolver.

Definition at line 418 of file BonIpoptSolver.cpp.

double IpoptSolver::CPUTime ( )

virtual

Get the CpuTime of the last optimization.

Implements Bonmin::TNLPSolver.

Definition at line 221 of file BonIpoptSolver.cpp.

int IpoptSolver::IterationCount ( )

virtual

Get the iteration count of the last optimization.

Implements Bonmin::TNLPSolver.

Definition at line 241 of file BonIpoptSolver.cpp.

void IpoptSolver::setOutputToDefault ( )

virtual

turn off all output from the solver

Implements Bonmin::TNLPSolver.

Definition at line 426 of file BonIpoptSolver.cpp.

void IpoptSolver::forceSolverOutput ( int log_level )

virtual

turn on all output from the solver

Implements Bonmin::TNLPSolver.

Definition at line 433 of file BonIpoptSolver.cpp.

virtual std::string& Bonmin::IpoptSolver::solverName ( )

inlinevirtual

Get the solver name.

Implements Bonmin::TNLPSolver.

Definition at line 123 of file BonIpoptSolver.hpp.

static void Bonmin::IpoptSolver::RegisterOptions ( Ipopt::SmartPtr< Bonmin::RegisteredOptions > roptions )

inlinestatic

Register this solver options into passed roptions.

Definition at line 129 of file BonIpoptSolver.hpp.

Ipopt::ApplicationReturnStatus Bonmin::IpoptSolver::getOptStatus ( ) const

inline

Return status of last optimization.

Definition at line 137 of file BonIpoptSolver.hpp.

Ipopt::IpoptApplication& Bonmin::IpoptSolver::getIpoptApp ( )

inline

Definition at line 142 of file BonIpoptSolver.hpp.

virtual int Bonmin::IpoptSolver::errorCode ( ) const

inlinevirtual

Error code (solver specific).

Implements Bonmin::TNLPSolver.

Definition at line 147 of file BonIpoptSolver.hpp.

void IpoptSolver::setMinlpDefaults ( Ipopt::SmartPtr< Ipopt::OptionsList > Options )

private

Set default Ipopt parameters for use in a MINLP.

Definition at line 262 of file BonIpoptSolver.cpp.

TNLPSolver::ReturnStatus IpoptSolver::solverReturnStatus ( Ipopt::ApplicationReturnStatus optimization_status ) const

private

get Bonmin return status from Ipopt one.

Are there a numerical difficulties?

Definition at line 296 of file BonIpoptSolver.cpp.

Member Data Documentation

Ipopt::SmartPtr<Ipopt::IpoptApplication> Bonmin::IpoptSolver::app_

private

Ipopt application.

Definition at line 159 of file BonIpoptSolver.hpp.

Ipopt::ApplicationReturnStatus Bonmin::IpoptSolver::optimizationStatus_

private

return status of last optimization.

Definition at line 161 of file BonIpoptSolver.hpp.

bool Bonmin::IpoptSolver::problemHadZeroDimension_

private

Flag to indicate if last problem solved had 0 dimension.

(in this case Ipopt was not called).

Definition at line 166 of file BonIpoptSolver.hpp.

int Bonmin::IpoptSolver::warmStartStrategy_

private

Warm start strategy :

no warm start,
simple warm start (optimal point),
more elaborate strategies (interior point...).

Definition at line 175 of file BonIpoptSolver.hpp.

bool Bonmin::IpoptSolver::enable_warm_start_

private

flag remembering if we want to use warm start option

Definition at line 178 of file BonIpoptSolver.hpp.

bool Bonmin::IpoptSolver::optimized_before_

private

flag remembering if we have call the Optimize method of the IpoptInterface before

Definition at line 182 of file BonIpoptSolver.hpp.

std::string IpoptSolver::solverName_ = "Ipopt"

staticprivate

Definition at line 184 of file BonIpoptSolver.hpp.

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

/tmp/OS-2.10.2/Bonmin/src/Interfaces/Ipopt/BonIpoptSolver.hpp
/tmp/OS-2.10.2/Bonmin/src/Interfaces/Ipopt/BonIpoptSolver.cpp

Classes

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation