Shiftsolver_CG Class Reference

Multishift Conjugate Gradient solver. More...

#include <shiftsolver_CG.h>

Inheritance diagram for Shiftsolver_CG:

Public Member Functions
	Shiftsolver_CG (Fopr *fopr)
	Shiftsolver_CG (Fopr *fopr, int niter, double stop_cond)
	~Shiftsolver_CG ()
void	set_parameters (const Parameters &params)
void	set_parameters (const int niter, const double stop_cond)
void	solve (std::valarray< Field > &solution, std::valarray< double > shift, const Field &source, int &Nconv, double &diff)
Public Member Functions inherited from Shiftsolver
	Shiftsolver ()
virtual	~Shiftsolver ()
void	set_parameter_verboselevel (const Bridge::VerboseLevel vl)

Private Member Functions
void	solve_init (double &)
void	solve_step (double &, const std::valarray< double > &)

Private Attributes
Fopr *	m_fopr
int	m_Niter
double	m_Stop_cond
std::valarray< Field >	x
std::valarray< Field >	p
Field	r
Field	s
std::valarray< double >	zeta1
std::valarray< double >	zeta2
std::valarray< double >	csh2
std::valarray< double >	pp
double	snorm
double	alpha_p
double	beta_p
int	Nshift2

Additional Inherited Members
Protected Attributes inherited from Shiftsolver
Bridge::VerboseLevel	m_vl

Detailed Description

Multishift Conjugate Gradient solver.

[23 Dec 2011 H.Matsufuru]

Definition at line 36 of file shiftsolver_CG.h.

Constructor & Destructor Documentation

Shiftsolver_CG::Shiftsolver_CG ( Fopr *  fopr )

inline

Definition at line 52 of file shiftsolver_CG.h.

Shiftsolver_CG::Shiftsolver_CG ( Fopr *  fopr, int  niter, double  stop_cond  )

inline

Definition at line 55 of file shiftsolver_CG.h.

Shiftsolver_CG::~Shiftsolver_CG ( )

inline

Definition at line 61 of file shiftsolver_CG.h.

Member Function Documentation

void Shiftsolver_CG::set_parameters ( const Parameters &  params )

virtual

Implements Shiftsolver.

Definition at line 33 of file shiftsolver_CG.cpp.

void Shiftsolver_CG::set_parameters	(	const int	niter,
		const double	stop_cond
	)

Definition at line 58 of file shiftsolver_CG.cpp.

void Shiftsolver_CG::solve ( std::valarray< Field > &  solution, std::valarray< double >  shift, const Field &  source, int &  Nconv, double &  diff  )

virtual

Implements Shiftsolver.

Definition at line 31 of file shiftsolver_CG_alt.cpp.

void Shiftsolver_CG::solve_init ( double &  rr )

private

Definition at line 169 of file shiftsolver_CG.cpp.

void Shiftsolver_CG::solve_step ( double &  rr, const std::valarray< double > &  sigma  )

private

Definition at line 188 of file shiftsolver_CG.cpp.

Member Data Documentation

double Shiftsolver_CG::alpha_p

private

Definition at line 47 of file shiftsolver_CG.h.

double Shiftsolver_CG::beta_p

private

Definition at line 47 of file shiftsolver_CG.h.

std::valarray<double> Shiftsolver_CG::csh2

private

Definition at line 46 of file shiftsolver_CG.h.

Fopr* Shiftsolver_CG::m_fopr

private

Definition at line 40 of file shiftsolver_CG.h.

int Shiftsolver_CG::m_Niter

private

Definition at line 41 of file shiftsolver_CG.h.

double Shiftsolver_CG::m_Stop_cond

private

Definition at line 42 of file shiftsolver_CG.h.

int Shiftsolver_CG::Nshift2

private

Definition at line 48 of file shiftsolver_CG.h.

std::valarray<Field> Shiftsolver_CG::p

private

Definition at line 44 of file shiftsolver_CG.h.

std::valarray<double> Shiftsolver_CG::pp

private

Definition at line 46 of file shiftsolver_CG.h.

Field Shiftsolver_CG::r

private

Definition at line 45 of file shiftsolver_CG.h.

Field Shiftsolver_CG::s

private

Definition at line 45 of file shiftsolver_CG.h.

double Shiftsolver_CG::snorm

private

Definition at line 47 of file shiftsolver_CG.h.

std::valarray<Field> Shiftsolver_CG::x

private

Definition at line 44 of file shiftsolver_CG.h.

std::valarray<double> Shiftsolver_CG::zeta1

private

Definition at line 46 of file shiftsolver_CG.h.

std::valarray<double> Shiftsolver_CG::zeta2

private

Definition at line 46 of file shiftsolver_CG.h.

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

• src/Solver/shiftsolver_CG.h
• src/Solver/Org/shiftsolver_CG_alt.cpp
• src/Solver/shiftsolver_CG.cpp