Detailed Description

Definition at line 36 of file glop_interface.cc.

Inheritance diagram for operations_research::GLOPInterface:

Public Member Functions
	GLOPInterface (MPSolver *solver)
	~GLOPInterface () override
MPSolver::ResultStatus	Solve (const MPSolverParameters &param) override
bool	InterruptSolve () override
bool	SupportsDirectlySolveProto (std::atomic< bool > *interrupt) const override
MPSolutionResponse	DirectlySolveProto (LazyMutableCopy< MPModelRequest > request, std::atomic< bool > *interrupt) override
void	Reset () override
void	SetOptimizationDirection (bool maximize) override
void	SetVariableBounds (int index, double lb, double ub) override
void	SetVariableInteger (int index, bool integer) override
void	SetConstraintBounds (int index, double lb, double ub) override
void	AddRowConstraint (MPConstraint *ct) override
void	AddVariable (MPVariable *var) override
void	SetCoefficient (MPConstraint constraint, const MPVariable variable, double new_value, double old_value) override
void	ClearConstraint (MPConstraint *constraint) override
void	SetObjectiveCoefficient (const MPVariable *variable, double coefficient) override
void	SetObjectiveOffset (double value) override
void	ClearObjective () override
int64_t	iterations () const override
int64_t	nodes () const override
MPSolver::BasisStatus	row_status (int constraint_index) const override
MPSolver::BasisStatus	column_status (int variable_index) const override
bool	IsContinuous () const override
bool	IsLP () const override
bool	IsMIP () const override
std::string	SolverVersion () const override
void *	underlying_solver () override
void	ExtractNewVariables () override
void	ExtractNewConstraints () override
void	ExtractObjective () override
void	SetStartingLpBasis (const std::vector< MPSolver::BasisStatus > &variable_statuses, const std::vector< MPSolver::BasisStatus > &constraint_statuses) override
void	SetParameters (const MPSolverParameters &param) override
void	SetRelativeMipGap (double value) override
void	SetPrimalTolerance (double value) override
void	SetDualTolerance (double value) override
void	SetPresolveMode (int value) override
void	SetScalingMode (int value) override
void	SetLpAlgorithm (int value) override
bool	SetSolverSpecificParametersAsString (const std::string &parameters) override
Public Member Functions inherited from operations_research::MPSolverInterface
	MPSolverInterface (MPSolver *solver)
virtual	~MPSolverInterface ()
virtual void	Write (const std::string &filename)
virtual bool	AddIndicatorConstraint (MPConstraint *const)
virtual void	BranchingPriorityChangedForVariable (int)
double	best_objective_bound () const
double	objective_value () const
bool	CheckSolutionIsSynchronized () const
virtual bool	CheckSolutionExists () const
bool	CheckSolutionIsSynchronizedAndExists () const
int	last_variable_index () const
bool	variable_is_extracted (int var_index) const
void	set_variable_as_extracted (int var_index, bool extracted)
bool	constraint_is_extracted (int ct_index) const
void	set_constraint_as_extracted (int ct_index, bool extracted)
bool	quiet () const
void	set_quiet (bool quiet_value)
MPSolver::ResultStatus	result_status () const
virtual double	ComputeExactConditionNumber () const
virtual double	infinity ()
virtual bool	NextSolution ()
virtual void	SetCallback (MPCallback *)
virtual bool	SupportsCallbacks () const

Additional Inherited Members
Public Types inherited from operations_research::MPSolverInterface
enum	SynchronizationStatus { MUST_RELOAD , MODEL_SYNCHRONIZED , SOLUTION_SYNCHRONIZED }
Static Public Attributes inherited from operations_research::MPSolverInterface
static constexpr int64_t	kUnknownNumberOfIterations = -1
static constexpr int64_t	kUnknownNumberOfNodes = -1
Protected Member Functions inherited from operations_research::MPSolverInterface
void	ExtractModel ()
void	ResetExtractionInformation ()
void	InvalidateSolutionSynchronization ()
void	SetCommonParameters (const MPSolverParameters &param)
void	SetMIPParameters (const MPSolverParameters &param)
void	SetUnsupportedDoubleParam (MPSolverParameters::DoubleParam param)
virtual void	SetUnsupportedIntegerParam (MPSolverParameters::IntegerParam param)
void	SetDoubleParamToUnsupportedValue (MPSolverParameters::DoubleParam param, double value)
virtual void	SetIntegerParamToUnsupportedValue (MPSolverParameters::IntegerParam param, int value)
virtual absl::Status	SetNumThreads (int num_threads)
Protected Attributes inherited from operations_research::MPSolverInterface
MPSolver *const	solver_
SynchronizationStatus	sync_status_
MPSolver::ResultStatus	result_status_
bool	maximize_
int	last_constraint_index_
int	last_variable_index_
double	objective_value_
double	best_objective_bound_
bool	quiet_
Static Protected Attributes inherited from operations_research::MPSolverInterface
static const int	kDummyVariableIndex = 0

Constructor & Destructor Documentation

◆ GLOPInterface()

operations_research::GLOPInterface::GLOPInterface ( MPSolver * solver )

explicit

Definition at line 113 of file glop_interface.cc.

◆ ~GLOPInterface()

operations_research::GLOPInterface::~GLOPInterface ( )

override

Definition at line 122 of file glop_interface.cc.

Member Function Documentation

◆ AddRowConstraint()

void operations_research::GLOPInterface::AddRowConstraint ( MPConstraint * ct )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 221 of file glop_interface.cc.

◆ AddVariable()

void operations_research::GLOPInterface::AddVariable ( MPVariable * var )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 225 of file glop_interface.cc.

◆ ClearConstraint()

void operations_research::GLOPInterface::ClearConstraint ( MPConstraint * constraint )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 235 of file glop_interface.cc.

◆ ClearObjective()

void operations_research::GLOPInterface::ClearObjective ( )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 246 of file glop_interface.cc.

◆ column_status()

MPSolver::BasisStatus operations_research::GLOPInterface::column_status ( int variable_index ) const

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 261 of file glop_interface.cc.

◆ DirectlySolveProto()

MPSolutionResponse operations_research::GLOPInterface::DirectlySolveProto	(	LazyMutableCopy< MPModelRequest >	request,
		std::atomic< bool > *	interrupt )

inlineoverridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 49 of file glop_interface.cc.

◆ ExtractNewConstraints()

void operations_research::GLOPInterface::ExtractNewConstraints ( )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 291 of file glop_interface.cc.

◆ ExtractNewVariables()

void operations_research::GLOPInterface::ExtractNewVariables ( )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 277 of file glop_interface.cc.

◆ ExtractObjective()

void operations_research::GLOPInterface::ExtractObjective ( )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 315 of file glop_interface.cc.

◆ InterruptSolve()

bool operations_research::GLOPInterface::InterruptSolve ( )

overridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 194 of file glop_interface.cc.

◆ IsContinuous()

bool operations_research::GLOPInterface::IsContinuous ( ) const

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 265 of file glop_interface.cc.

◆ IsLP()

bool operations_research::GLOPInterface::IsLP ( ) const

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 267 of file glop_interface.cc.

◆ IsMIP()

bool operations_research::GLOPInterface::IsMIP ( ) const

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 269 of file glop_interface.cc.

◆ iterations()

int64_t operations_research::GLOPInterface::iterations ( ) const

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 248 of file glop_interface.cc.

◆ nodes()

int64_t operations_research::GLOPInterface::nodes ( ) const

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 252 of file glop_interface.cc.

◆ Reset()

void operations_research::GLOPInterface::Reset ( )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 199 of file glop_interface.cc.

◆ row_status()

MPSolver::BasisStatus operations_research::GLOPInterface::row_status ( int constraint_index ) const

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 257 of file glop_interface.cc.

◆ SetCoefficient()

void operations_research::GLOPInterface::SetCoefficient	(	MPConstraint *	constraint,
		const MPVariable *	variable,
		double	new_value,
		double	old_value )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 229 of file glop_interface.cc.

◆ SetConstraintBounds()

void operations_research::GLOPInterface::SetConstraintBounds	(	int	index,
		double	lb,
		double	ub )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 217 of file glop_interface.cc.

◆ SetDualTolerance()

void operations_research::GLOPInterface::SetDualTolerance ( double value )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 363 of file glop_interface.cc.

◆ SetLpAlgorithm()

void operations_research::GLOPInterface::SetLpAlgorithm ( int value )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 402 of file glop_interface.cc.

◆ SetObjectiveCoefficient()

void operations_research::GLOPInterface::SetObjectiveCoefficient	(	const MPVariable *	variable,
		double	coefficient )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 239 of file glop_interface.cc.

◆ SetObjectiveOffset()

void operations_research::GLOPInterface::SetObjectiveOffset ( double value )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 244 of file glop_interface.cc.

◆ SetOptimizationDirection()

void operations_research::GLOPInterface::SetOptimizationDirection ( bool maximize )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 205 of file glop_interface.cc.

◆ SetParameters()

void operations_research::GLOPInterface::SetParameters ( const MPSolverParameters & param )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 339 of file glop_interface.cc.

◆ SetPresolveMode()

void operations_research::GLOPInterface::SetPresolveMode ( int value )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 372 of file glop_interface.cc.

◆ SetPrimalTolerance()

void operations_research::GLOPInterface::SetPrimalTolerance ( double value )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 353 of file glop_interface.cc.

◆ SetRelativeMipGap()

void operations_research::GLOPInterface::SetRelativeMipGap ( double value )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 346 of file glop_interface.cc.

◆ SetScalingMode()

void operations_research::GLOPInterface::SetScalingMode ( int value )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 387 of file glop_interface.cc.

◆ SetSolverSpecificParametersAsString()

bool operations_research::GLOPInterface::SetSolverSpecificParametersAsString ( const std::string & parameters )

overridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 418 of file glop_interface.cc.

◆ SetStartingLpBasis()

void operations_research::GLOPInterface::SetStartingLpBasis	(	const std::vector< MPSolver::BasisStatus > &	variable_statuses,
		const std::vector< MPSolver::BasisStatus > &	constraint_statuses )

overridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 325 of file glop_interface.cc.

◆ SetVariableBounds()

void operations_research::GLOPInterface::SetVariableBounds	(	int	index,
		double	lb,
		double	ub )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 209 of file glop_interface.cc.

◆ SetVariableInteger()

void operations_research::GLOPInterface::SetVariableInteger	(	int	index,
		bool	integer )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 213 of file glop_interface.cc.

◆ Solve()

MPSolver::ResultStatus operations_research::GLOPInterface::Solve ( const MPSolverParameters & param )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 124 of file glop_interface.cc.

◆ SolverVersion()

std::string operations_research::GLOPInterface::SolverVersion ( ) const

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 271 of file glop_interface.cc.

◆ SupportsDirectlySolveProto()

bool operations_research::GLOPInterface::SupportsDirectlySolveProto ( std::atomic< bool > * interrupt ) const

inlineoverridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 46 of file glop_interface.cc.

◆ underlying_solver()

void * operations_research::GLOPInterface::underlying_solver ( )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 275 of file glop_interface.cc.

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

ortools/linear_solver/glop_interface.cc

Detailed Description

Public Member Functions

Additional Inherited Members

Constructor & Destructor Documentation

◆ GLOPInterface()

◆ ~GLOPInterface()

Member Function Documentation

◆ AddRowConstraint()

◆ AddVariable()

◆ ClearConstraint()

◆ ClearObjective()

◆ column_status()

◆ DirectlySolveProto()

◆ ExtractNewConstraints()

◆ ExtractNewVariables()

◆ ExtractObjective()

◆ InterruptSolve()

◆ IsContinuous()

◆ IsLP()

◆ IsMIP()

◆ iterations()

◆ nodes()

◆ Reset()

◆ row_status()

◆ SetCoefficient()

◆ SetConstraintBounds()

◆ SetDualTolerance()

◆ SetLpAlgorithm()

◆ SetObjectiveCoefficient()

◆ SetObjectiveOffset()

◆ SetOptimizationDirection()

◆ SetParameters()

◆ SetPresolveMode()

◆ SetPrimalTolerance()

◆ SetRelativeMipGap()

◆ SetScalingMode()

◆ SetSolverSpecificParametersAsString()

◆ SetStartingLpBasis()

◆ SetVariableBounds()

◆ SetVariableInteger()

◆ Solve()

◆ SolverVersion()

◆ SupportsDirectlySolveProto()

◆ underlying_solver()