Detailed Description

Definition at line 83 of file gurobi_interface.cc.

Inheritance diagram for operations_research::GurobiInterface:

Public Member Functions
	GurobiInterface (MPSolver *solver, bool mip)
	~GurobiInterface () override
void	SetOptimizationDirection (bool maximize) override
MPSolver::ResultStatus	Solve (const MPSolverParameters &param) override
bool	SupportsDirectlySolveProto (std::atomic< bool > *interrupt) const override
MPSolutionResponse	DirectlySolveProto (LazyMutableCopy< MPModelRequest > request, std::atomic< bool > *interrupt) override
void	Write (const std::string &filename) override
void	Reset () override
void	SetVariableBounds (int var_index, double lb, double ub) override
void	SetVariableInteger (int var_index, bool integer) override
void	SetConstraintBounds (int row_index, double lb, double ub) override
void	AddRowConstraint (MPConstraint *ct) override
bool	AddIndicatorConstraint (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
void	BranchingPriorityChangedForVariable (int var_index) 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
void	ExtractNewVariables () override
void	ExtractNewConstraints () override
void	ExtractObjective () override
std::string	SolverVersion () const override
bool	InterruptSolve () override
void *	underlying_solver () override
double	ComputeExactConditionNumber () const override
bool	NextSolution () override
void	SetCallback (MPCallback *mp_callback) override
bool	SupportsCallbacks () const override
Public Member Functions inherited from operations_research::MPSolverInterface
	MPSolverInterface (MPSolver *solver)
virtual	~MPSolverInterface ()
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 void	SetStartingLpBasis (const std::vector< MPSolver::BasisStatus > &, const std::vector< MPSolver::BasisStatus > &)
virtual double	infinity ()

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

◆ GurobiInterface()

operations_research::GurobiInterface::GurobiInterface	(	MPSolver *	solver,
		bool	mip )

explicit

Definition at line 636 of file gurobi_interface.cc.

◆ ~GurobiInterface()

operations_research::GurobiInterface::~GurobiInterface ( )

override

Definition at line 657 of file gurobi_interface.cc.

Member Function Documentation

◆ AddIndicatorConstraint()

bool operations_research::GurobiInterface::AddIndicatorConstraint ( MPConstraint * ct )

overridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 753 of file gurobi_interface.cc.

◆ AddRowConstraint()

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

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 749 of file gurobi_interface.cc.

◆ AddVariable()

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

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 759 of file gurobi_interface.cc.

◆ BranchingPriorityChangedForVariable()

void operations_research::GurobiInterface::BranchingPriorityChangedForVariable ( int var_index )

overridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 826 of file gurobi_interface.cc.

◆ ClearConstraint()

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

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 785 of file gurobi_interface.cc.

◆ ClearObjective()

void operations_research::GurobiInterface::ClearObjective ( )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 814 of file gurobi_interface.cc.

◆ column_status()

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

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 926 of file gurobi_interface.cc.

◆ ComputeExactConditionNumber()

double operations_research::GurobiInterface::ComputeExactConditionNumber ( ) const

inlineoverridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 178 of file gurobi_interface.cc.

◆ DirectlySolveProto()

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

inlineoverridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 100 of file gurobi_interface.cc.

◆ ExtractNewConstraints()

void operations_research::GurobiInterface::ExtractNewConstraints ( )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 995 of file gurobi_interface.cc.

◆ ExtractNewVariables()

void operations_research::GurobiInterface::ExtractNewVariables ( )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 944 of file gurobi_interface.cc.

◆ ExtractObjective()

void operations_research::GurobiInterface::ExtractObjective ( )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 1062 of file gurobi_interface.cc.

◆ InterruptSolve()

bool operations_research::GurobiInterface::InterruptSolve ( )

inlineoverridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 170 of file gurobi_interface.cc.

◆ IsContinuous()

bool operations_research::GurobiInterface::IsContinuous ( ) const

inlineoverridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 155 of file gurobi_interface.cc.

◆ IsLP()

bool operations_research::GurobiInterface::IsLP ( ) const

inlineoverridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 156 of file gurobi_interface.cc.

◆ IsMIP()

bool operations_research::GurobiInterface::IsMIP ( ) const

inlineoverridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 157 of file gurobi_interface.cc.

◆ iterations()

int64_t operations_research::GurobiInterface::iterations ( ) const

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 832 of file gurobi_interface.cc.

◆ NextSolution()

bool operations_research::GurobiInterface::NextSolution ( )

overridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 1365 of file gurobi_interface.cc.

◆ nodes()

int64_t operations_research::GurobiInterface::nodes ( ) const

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 839 of file gurobi_interface.cc.

◆ Reset()

void operations_research::GurobiInterface::Reset ( )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 664 of file gurobi_interface.cc.

◆ row_status()

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

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 903 of file gurobi_interface.cc.

◆ SetCallback()

void operations_research::GurobiInterface::SetCallback ( MPCallback * mp_callback )

overridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 1410 of file gurobi_interface.cc.

◆ SetCoefficient()

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

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 763 of file gurobi_interface.cc.

◆ SetConstraintBounds()

void operations_research::GurobiInterface::SetConstraintBounds	(	int	row_index,
		double	lb,
		double	ub )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 734 of file gurobi_interface.cc.

◆ SetObjectiveCoefficient()

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

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 793 of file gurobi_interface.cc.

◆ SetObjectiveOffset()

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

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 805 of file gurobi_interface.cc.

◆ SetOptimizationDirection()

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

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 701 of file gurobi_interface.cc.

◆ SetVariableBounds()

void operations_research::GurobiInterface::SetVariableBounds	(	int	var_index,
		double	lb,
		double	ub )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 706 of file gurobi_interface.cc.

◆ SetVariableInteger()

void operations_research::GurobiInterface::SetVariableInteger	(	int	var_index,
		bool	integer )

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 718 of file gurobi_interface.cc.

◆ Solve()

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

overridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 1185 of file gurobi_interface.cc.

◆ SolverVersion()

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

inlineoverridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 163 of file gurobi_interface.cc.

◆ SupportsCallbacks()

bool operations_research::GurobiInterface::SupportsCallbacks ( ) const

inlineoverridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 205 of file gurobi_interface.cc.

◆ SupportsDirectlySolveProto()

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

inlineoverridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 97 of file gurobi_interface.cc.

◆ underlying_solver()

void * operations_research::GurobiInterface::underlying_solver ( )

inlineoverridevirtual

Implements operations_research::MPSolverInterface.

Definition at line 176 of file gurobi_interface.cc.

◆ Write()

void operations_research::GurobiInterface::Write ( const std::string & filename )

overridevirtual

Reimplemented from operations_research::MPSolverInterface.

Definition at line 1396 of file gurobi_interface.cc.

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

ortools/linear_solver/gurobi_interface.cc

Detailed Description

Public Member Functions

Additional Inherited Members

Constructor & Destructor Documentation

◆ GurobiInterface()

◆ ~GurobiInterface()

Member Function Documentation

◆ AddIndicatorConstraint()

◆ AddRowConstraint()

◆ AddVariable()

◆ BranchingPriorityChangedForVariable()

◆ ClearConstraint()

◆ ClearObjective()

◆ column_status()

◆ ComputeExactConditionNumber()

◆ DirectlySolveProto()

◆ ExtractNewConstraints()

◆ ExtractNewVariables()

◆ ExtractObjective()

◆ InterruptSolve()

◆ IsContinuous()

◆ IsLP()

◆ IsMIP()

◆ iterations()

◆ NextSolution()

◆ nodes()

◆ Reset()

◆ row_status()

◆ SetCallback()

◆ SetCoefficient()

◆ SetConstraintBounds()

◆ SetObjectiveCoefficient()

◆ SetObjectiveOffset()

◆ SetOptimizationDirection()

◆ SetVariableBounds()

◆ SetVariableInteger()

◆ Solve()

◆ SolverVersion()

◆ SupportsCallbacks()

◆ SupportsDirectlySolveProto()

◆ underlying_solver()

◆ Write()