Multishift Conjugate Gradient solver. More...

#include <ashiftsolver_CG.h>

Inheritance diagram for AShiftsolver_CG< FIELD, FOPR >:

Public Types
typedef FIELD::real_t	real_t

Public Member Functions
	AShiftsolver_CG (FOPR *fopr)

	AShiftsolver_CG (FOPR *fopr, int niter, double stop_cond)

	~AShiftsolver_CG ()

void	set_parameters (const Parameters &params)

void	set_parameters (const int niter, const double stop_cond)

void	get_parameters (Parameters &params) const

void	solve (std::vector< FIELD > &solution, const std::vector< double > &shift, const FIELD &source, int &Nconv, double &diff)

double	flop_count ()

const std::string	class_name

Public Member Functions inherited from AShiftsolver< FIELD >
	AShiftsolver ()

virtual	~AShiftsolver ()

Static Public Attributes
static const std::string	class_name = "AShiftsolver_CG"

Private Member Functions
void	solve_init (double &)

void	solve_step (double &)

void	reset_field (const FIELD &b, const std::vector< double > &sigma, const int Nshift)

Private Attributes
Bridge::VerboseLevel	m_vl

FOPR *	m_fopr

int	m_Niter

double	m_Stop_cond

std::vector< FIELD >	m_x

std::vector< FIELD >	m_p

FIELD	m_r

FIELD	m_s

std::vector< double >	m_zeta1

std::vector< double >	m_zeta2

std::vector< double >	m_csh2

std::vector< double >	m_pp

double	m_snorm

double	m_alpha_p

double	m_beta_p

int	m_Nshift2

double	m_sigma0

Detailed Description

template<typename FIELD, typename FOPR>
class AShiftsolver_CG< FIELD, FOPR >

Multishift Conjugate Gradient solver.

                            [23 Dec 2011  H.Matsufuru]

unique_ptr is introduced to avoid memory leaks [21 Mar 2015 Y.Namekawa]

Definition at line 32 of file ashiftsolver_CG.h.

Member Typedef Documentation

◆ real_t

template<typename FIELD , typename FOPR >

typedef FIELD::real_t AShiftsolver_CG< FIELD, FOPR >::real_t

Definition at line 35 of file ashiftsolver_CG.h.

Constructor & Destructor Documentation

◆ AShiftsolver_CG() [1/2]

template<typename FIELD , typename FOPR >

AShiftsolver_CG< FIELD, FOPR >::AShiftsolver_CG ( FOPR * fopr )

inline

Definition at line 58 of file ashiftsolver_CG.h.

◆ AShiftsolver_CG() [2/2]

template<typename FIELD , typename FOPR >

AShiftsolver_CG< FIELD, FOPR >::AShiftsolver_CG	(	FOPR *	fopr,
		int	niter,
		double	stop_cond
	)

inline

Definition at line 62 of file ashiftsolver_CG.h.

◆ ~AShiftsolver_CG()

template<typename FIELD , typename FOPR >

AShiftsolver_CG< FIELD, FOPR >::~AShiftsolver_CG ( )

inline

Definition at line 67 of file ashiftsolver_CG.h.

Member Function Documentation

◆ class_name()

const std::string AShiftsolver_CG< Field, Fopr >::class_name

Definition at line 20 of file shiftsolver_CG.cpp.

◆ flop_count()

template<typename FIELD , typename FOPR >

double AShiftsolver_CG< FIELD, FOPR >::flop_count

virtual

Implements AShiftsolver< FIELD >.

Definition at line 327 of file ashiftsolver_CG-tmpl.h.

◆ get_parameters()

template<typename FIELD , typename FOPR >

void AShiftsolver_CG< FIELD, FOPR >::get_parameters ( Parameters & params ) const

virtual

Implements AShiftsolver< FIELD >.

Definition at line 49 of file ashiftsolver_CG-tmpl.h.

◆ reset_field()

template<typename FIELD , typename FOPR >

void AShiftsolver_CG< FIELD, FOPR >::reset_field	(	const FIELD &	b,
		const std::vector< double > &	sigma,
		const int	Nshift
	)

private

Definition at line 286 of file ashiftsolver_CG-tmpl.h.

◆ set_parameters() [1/2]

template<typename FIELD , typename FOPR >

void AShiftsolver_CG< FIELD, FOPR >::set_parameters	(	const int	niter,
		const double	stop_cond
	)

Definition at line 60 of file ashiftsolver_CG-tmpl.h.

◆ set_parameters() [2/2]

template<typename FIELD , typename FOPR >

void AShiftsolver_CG< FIELD, FOPR >::set_parameters ( const Parameters & params )

virtual

Implements AShiftsolver< FIELD >.

Definition at line 22 of file ashiftsolver_CG-tmpl.h.

◆ solve()

template<typename FIELD , typename FOPR >

void AShiftsolver_CG< FIELD, FOPR >::solve	(	std::vector< FIELD > &	solution,
		const std::vector< double > &	shift,
		const FIELD &	source,
		int &	Nconv,
		double &	diff
	)

virtual

Implements AShiftsolver< FIELD >.

Definition at line 88 of file ashiftsolver_CG-tmpl.h.

◆ solve_init()

template<typename FIELD , typename FOPR >

void AShiftsolver_CG< FIELD, FOPR >::solve_init ( double & rr )

private

Definition at line 185 of file ashiftsolver_CG-tmpl.h.

◆ solve_step()

template<typename FIELD , typename FOPR >

void AShiftsolver_CG< FIELD, FOPR >::solve_step ( double & rr )

private

Definition at line 211 of file ashiftsolver_CG-tmpl.h.

Member Data Documentation

◆ class_name

template<typename FIELD , typename FOPR >

const std::string AShiftsolver_CG< FIELD, FOPR >::class_name = "AShiftsolver_CG"

static

Definition at line 37 of file ashiftsolver_CG.h.

◆ m_alpha_p

template<typename FIELD , typename FOPR >

double AShiftsolver_CG< FIELD, FOPR >::m_alpha_p

private

Definition at line 51 of file ashiftsolver_CG.h.

◆ m_beta_p

template<typename FIELD , typename FOPR >

double AShiftsolver_CG< FIELD, FOPR >::m_beta_p

private

Definition at line 51 of file ashiftsolver_CG.h.

◆ m_csh2

template<typename FIELD , typename FOPR >

std::vector<double> AShiftsolver_CG< FIELD, FOPR >::m_csh2

private

Definition at line 49 of file ashiftsolver_CG.h.

◆ m_fopr

template<typename FIELD , typename FOPR >

FOPR* AShiftsolver_CG< FIELD, FOPR >::m_fopr

private

Definition at line 42 of file ashiftsolver_CG.h.

◆ m_Niter

template<typename FIELD , typename FOPR >

int AShiftsolver_CG< FIELD, FOPR >::m_Niter

private

Definition at line 44 of file ashiftsolver_CG.h.

◆ m_Nshift2

template<typename FIELD , typename FOPR >

int AShiftsolver_CG< FIELD, FOPR >::m_Nshift2

private

Definition at line 52 of file ashiftsolver_CG.h.

◆ m_p

template<typename FIELD , typename FOPR >

std::vector<FIELD> AShiftsolver_CG< FIELD, FOPR >::m_p

private

Definition at line 47 of file ashiftsolver_CG.h.

◆ m_pp

template<typename FIELD , typename FOPR >

std::vector<double> AShiftsolver_CG< FIELD, FOPR >::m_pp

private

Definition at line 49 of file ashiftsolver_CG.h.

◆ m_r

template<typename FIELD , typename FOPR >

FIELD AShiftsolver_CG< FIELD, FOPR >::m_r

private

Definition at line 48 of file ashiftsolver_CG.h.

◆ m_s

template<typename FIELD , typename FOPR >

FIELD AShiftsolver_CG< FIELD, FOPR >::m_s

private

Definition at line 48 of file ashiftsolver_CG.h.

◆ m_sigma0

template<typename FIELD , typename FOPR >

double AShiftsolver_CG< FIELD, FOPR >::m_sigma0

private

Definition at line 54 of file ashiftsolver_CG.h.

◆ m_snorm

template<typename FIELD , typename FOPR >

double AShiftsolver_CG< FIELD, FOPR >::m_snorm

private

Definition at line 51 of file ashiftsolver_CG.h.

◆ m_Stop_cond

template<typename FIELD , typename FOPR >

double AShiftsolver_CG< FIELD, FOPR >::m_Stop_cond

private

Definition at line 45 of file ashiftsolver_CG.h.

◆ m_vl

template<typename FIELD , typename FOPR >

Bridge::VerboseLevel AShiftsolver_CG< FIELD, FOPR >::m_vl

private

Definition at line 40 of file ashiftsolver_CG.h.

◆ m_x

template<typename FIELD , typename FOPR >

std::vector<FIELD> AShiftsolver_CG< FIELD, FOPR >::m_x

private

Definition at line 47 of file ashiftsolver_CG.h.

◆ m_zeta1

template<typename FIELD , typename FOPR >

std::vector<double> AShiftsolver_CG< FIELD, FOPR >::m_zeta1

private

Definition at line 49 of file ashiftsolver_CG.h.

◆ m_zeta2

template<typename FIELD , typename FOPR >

std::vector<double> AShiftsolver_CG< FIELD, FOPR >::m_zeta2

private

Definition at line 49 of file ashiftsolver_CG.h.

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

src/lib/Solver/ashiftsolver_CG.h
src/lib/Solver/ashiftsolver_CG-tmpl.h

Public Types

Public Member Functions

Static Public Attributes

Private Member Functions

Private Attributes

Detailed Description

template<typename FIELD, typename FOPR> class AShiftsolver_CG< FIELD, FOPR >

Member Typedef Documentation

◆ real_t

Constructor & Destructor Documentation

◆ AShiftsolver_CG() [1/2]

◆ AShiftsolver_CG() [2/2]

◆ ~AShiftsolver_CG()

Member Function Documentation

◆ class_name()

◆ flop_count()

◆ get_parameters()

◆ reset_field()

◆ set_parameters() [1/2]

◆ set_parameters() [2/2]

◆ solve()

◆ solve_init()

◆ solve_step()

Member Data Documentation

◆ class_name

◆ m_alpha_p

◆ m_beta_p

◆ m_csh2

◆ m_fopr

◆ m_Niter

◆ m_Nshift2

◆ m_p

◆ m_pp

◆ m_r

◆ m_s

◆ m_sigma0

◆ m_snorm

◆ m_Stop_cond

◆ m_vl

◆ m_x

◆ m_zeta1

◆ m_zeta2

template<typename FIELD, typename FOPR>
class AShiftsolver_CG< FIELD, FOPR >