operations_research::pdlp::ShardedQuadraticProgram Class Reference

Detailed Description

Definition at line 37 of file sharded_quadratic_program.h.

#include <sharded_quadratic_program.h>

Public Member Functions
	ShardedQuadraticProgram (QuadraticProgram qp, int num_threads, int num_shards, SchedulerType scheduler_type=SCHEDULER_TYPE_GOOGLE_THREADPOOL, operations_research::SolverLogger *logger=nullptr)
	ShardedQuadraticProgram (const ShardedQuadraticProgram &)=delete
ShardedQuadraticProgram &	operator= (const ShardedQuadraticProgram &)=delete
	ShardedQuadraticProgram (ShardedQuadraticProgram &&)=default
ShardedQuadraticProgram &	operator= (ShardedQuadraticProgram &&)=default
const QuadraticProgram &	Qp () const
const Eigen::SparseMatrix< double, Eigen::ColMajor, int64_t > &	TransposedConstraintMatrix () const
const Sharder &	ConstraintMatrixSharder () const
const Sharder &	TransposedConstraintMatrixSharder () const
const Sharder &	PrimalSharder () const
const Sharder &	DualSharder () const
int64_t	PrimalSize () const
int64_t	DualSize () const
void	RescaleQuadraticProgram (const Eigen::VectorXd &col_scaling_vec, const Eigen::VectorXd &row_scaling_vec)
void	SwapVariableBounds (Eigen::VectorXd &variable_lower_bounds, Eigen::VectorXd &variable_upper_bounds)
void	SwapConstraintBounds (Eigen::VectorXd &constraint_lower_bounds, Eigen::VectorXd &constraint_upper_bounds)
void	SetConstraintBounds (int64_t constraint_index, std::optional< double > lower_bound, std::optional< double > upper_bound)
void	SwapObjectiveVector (Eigen::VectorXd &objective)
void	ReplaceLargeConstraintBoundsWithInfinity (double threshold)

Constructor & Destructor Documentation

ShardedQuadraticProgram() [1/3]

operations_research::pdlp::ShardedQuadraticProgram::ShardedQuadraticProgram	(	QuadraticProgram	qp,
		int	num_threads,
		int	num_shards,
		SchedulerType	scheduler_type = SCHEDULER_TYPE_GOOGLE_THREADPOOL,
		operations_research::SolverLogger *	logger = nullptr )

Definition at line 79 of file sharded_quadratic_program.cc.

ShardedQuadraticProgram() [2/3]

operations_research::pdlp::ShardedQuadraticProgram::ShardedQuadraticProgram ( const ShardedQuadraticProgram & )

delete

ShardedQuadraticProgram() [3/3]

operations_research::pdlp::ShardedQuadraticProgram::ShardedQuadraticProgram ( ShardedQuadraticProgram && )

default

Member Function Documentation

ConstraintMatrixSharder()

const Sharder & operations_research::pdlp::ShardedQuadraticProgram::ConstraintMatrixSharder ( ) const

inline

Definition at line 63 of file sharded_quadratic_program.h.

DualSharder()

const Sharder & operations_research::pdlp::ShardedQuadraticProgram::DualSharder ( ) const

inline

Definition at line 73 of file sharded_quadratic_program.h.

DualSize()

int64_t operations_research::pdlp::ShardedQuadraticProgram::DualSize ( ) const

inline

Definition at line 76 of file sharded_quadratic_program.h.

operator=() [1/2]

ShardedQuadraticProgram & operations_research::pdlp::ShardedQuadraticProgram::operator= ( const ShardedQuadraticProgram & )

delete

operator=() [2/2]

ShardedQuadraticProgram & operations_research::pdlp::ShardedQuadraticProgram::operator= ( ShardedQuadraticProgram && )

default

PrimalSharder()

const Sharder & operations_research::pdlp::ShardedQuadraticProgram::PrimalSharder ( ) const

inline

Definition at line 71 of file sharded_quadratic_program.h.

PrimalSize()

int64_t operations_research::pdlp::ShardedQuadraticProgram::PrimalSize ( ) const

inline

Definition at line 75 of file sharded_quadratic_program.h.

Qp()

const QuadraticProgram & operations_research::pdlp::ShardedQuadraticProgram::Qp ( ) const

inline

Definition at line 54 of file sharded_quadratic_program.h.

ReplaceLargeConstraintBoundsWithInfinity()

void operations_research::pdlp::ShardedQuadraticProgram::ReplaceLargeConstraintBoundsWithInfinity

(

double

threshold

)

Definition at line 183 of file sharded_quadratic_program.cc.

RescaleQuadraticProgram()

void operations_research::pdlp::ShardedQuadraticProgram::RescaleQuadraticProgram	(	const Eigen::VectorXd &	col_scaling_vec,
		const Eigen::VectorXd &	row_scaling_vec )

Definition at line 148 of file sharded_quadratic_program.cc.

SetConstraintBounds()

void operations_research::pdlp::ShardedQuadraticProgram::SetConstraintBounds	(	int64_t	constraint_index,
		std::optional< double >	lower_bound,
		std::optional< double >	upper_bound )

Definition at line 191 of file sharded_quadratic_program.cc.

SwapConstraintBounds()

void operations_research::pdlp::ShardedQuadraticProgram::SwapConstraintBounds ( Eigen::VectorXd & constraint_lower_bounds, Eigen::VectorXd & constraint_upper_bounds )

inline

Definition at line 94 of file sharded_quadratic_program.h.

SwapObjectiveVector()

void operations_research::pdlp::ShardedQuadraticProgram::SwapObjectiveVector ( Eigen::VectorXd & objective )

inline

Definition at line 107 of file sharded_quadratic_program.h.

SwapVariableBounds()

void operations_research::pdlp::ShardedQuadraticProgram::SwapVariableBounds ( Eigen::VectorXd & variable_lower_bounds, Eigen::VectorXd & variable_upper_bounds )

inline

Definition at line 88 of file sharded_quadratic_program.h.

TransposedConstraintMatrix()

const Eigen::SparseMatrix< double, Eigen::ColMajor, int64_t > & operations_research::pdlp::ShardedQuadraticProgram::TransposedConstraintMatrix ( ) const

inline

Definition at line 58 of file sharded_quadratic_program.h.

TransposedConstraintMatrixSharder()

const Sharder & operations_research::pdlp::ShardedQuadraticProgram::TransposedConstraintMatrixSharder ( ) const

inline

Definition at line 67 of file sharded_quadratic_program.h.

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

• ortools/pdlp/sharded_quadratic_program.h
• ortools/pdlp/sharded_quadratic_program.cc