CHROMA: Chroma::LinOpSysSolverEigCGArray< T > Class Template Reference

CHROMA

Solve a M*psi=chi linear system by CG2 with eigenvectors. More...

#include <syssolver_linop_eigcg_array.h>

Inheritance diagram for Chroma::LinOpSysSolverEigCGArray< T >:

Public Member Functions
	LinOpSysSolverEigCGArray (Handle< LinearOperatorArray< T > > A_, const SysSolverEigCGParams &invParam_)
	Constructor. More...

	~LinOpSysSolverEigCGArray ()
	Destructor is automatic. More...

const Subset &	subset (void) const
	Return the subset on which the operator acts. More...

int	size (void) const
	Expected length of array index. More...

SystemSolverResults_t	operator() (multi1d< T > &psi, const multi1d< T > &chi) const
	Solver the linear system. More...

SystemSolverResults_t	operator() (multi1d< LatticeFermionF > &psi, const multi1d< LatticeFermionF > &chi) const

SystemSolverResults_t	operator() (multi1d< LatticeFermionD > &psi, const multi1d< LatticeFermionD > &chi) const

Public Member Functions inherited from Chroma::SystemSolverArray< T >
virtual	~SystemSolverArray ()
	Virtual destructor to help with cleanup;. More...

Private Member Functions
	LinOpSysSolverEigCGArray ()

Private Attributes
Handle< LinearOperatorArray< T > >	MdagM

Handle< LinearOperatorArray< T > >	A

SysSolverEigCGParams	invParam

Detailed Description

template<typename T>
class Chroma::LinOpSysSolverEigCGArray< T >

Solve a M*psi=chi linear system by CG2 with eigenvectors.

Definition at line 35 of file syssolver_linop_eigcg_array.h.

Constructor & Destructor Documentation

◆ LinOpSysSolverEigCGArray() [1/2]

template<typename T >

Chroma::LinOpSysSolverEigCGArray< T >::LinOpSysSolverEigCGArray	(	Handle< LinearOperatorArray< T > >	A_,
		const SysSolverEigCGParams &	invParam_
	)

inline

Constructor.

Parameters

M_	Linear operator ( Read )
invParam_	inverter parameters ( Read )

Definition at line 43 of file syssolver_linop_eigcg_array.h.

References Chroma::SysSolverEigCGParams::eigen_id, Chroma::LinAlg::RitzPairsArray< T >::init(), Chroma::SingletonHolder< T, CreationPolicy, LifetimePolicy, ThreadingModel >::Instance(), Chroma::LinOpSysSolverEigCGArray< T >::invParam, Chroma::LinOpSysSolverEigCGArray< T >::MdagM, Chroma::SysSolverEigCGParams::Neig, and Chroma::SysSolverEigCGParams::Neig_max.

◆ ~LinOpSysSolverEigCGArray()

template<typename T >

Chroma::LinOpSysSolverEigCGArray< T >::~LinOpSysSolverEigCGArray ( )

inline

Destructor is automatic.

Definition at line 64 of file syssolver_linop_eigcg_array.h.

References Chroma::SysSolverEigCGParams::cleanUpEvecs, Chroma::SysSolverEigCGParams::eigen_id, Chroma::SingletonHolder< T, CreationPolicy, LifetimePolicy, ThreadingModel >::Instance(), and Chroma::LinOpSysSolverEigCGArray< T >::invParam.

◆ LinOpSysSolverEigCGArray() [2/2]

template<typename T >

Chroma::LinOpSysSolverEigCGArray< T >::LinOpSysSolverEigCGArray ( )

inlineprivate

Definition at line 90 of file syssolver_linop_eigcg_array.h.

Member Function Documentation

◆ operator()() [1/3]

SystemSolverResults_t Chroma::LinOpSysSolverEigCGArray< LatticeFermionD >::operator()	(	multi1d< LatticeFermionD > &	psi,
		const multi1d< LatticeFermionD > &	chi
	)		const

Definition at line 242 of file syssolver_linop_eigcg_array.cc.

References Chroma::A(), Chroma::chi(), MdagM, and Chroma::psi.

◆ operator()() [2/3]

SystemSolverResults_t Chroma::LinOpSysSolverEigCGArray< LatticeFermionF >::operator()	(	multi1d< LatticeFermionF > &	psi,
		const multi1d< LatticeFermionF > &	chi
	)		const

Definition at line 234 of file syssolver_linop_eigcg_array.cc.

References Chroma::A(), Chroma::chi(), MdagM, and Chroma::psi.

◆ operator()() [3/3]

template<typename T >

SystemSolverResults_t Chroma::LinOpSysSolverEigCGArray< T >::operator()	(	multi1d< T > &	psi,
		const multi1d< T > &	chi
	)		const

virtual

Solver the linear system.

Parameters

psi	solution ( Modify )
chi	source ( Read )

Returns: syssolver results

Definitions supplied in the correspond .cc file

Implements Chroma::SystemSolverArray< T >.

◆ size()

template<typename T >

int Chroma::LinOpSysSolverEigCGArray< T >::size ( void ) const

inlinevirtual

Expected length of array index.

Implements Chroma::SystemSolverArray< T >.

Definition at line 76 of file syssolver_linop_eigcg_array.h.

References Chroma::LinOpSysSolverEigCGArray< T >::A.

◆ subset()

template<typename T >

const Subset& Chroma::LinOpSysSolverEigCGArray< T >::subset ( void ) const

inlinevirtual

Return the subset on which the operator acts.

Implements Chroma::SystemSolverArray< T >.

Definition at line 73 of file syssolver_linop_eigcg_array.h.

References Chroma::LinOpSysSolverEigCGArray< T >::A.

Member Data Documentation

◆ A

template<typename T >

Handle< LinearOperatorArray<T> > Chroma::LinOpSysSolverEigCGArray< T >::A

private

Definition at line 93 of file syssolver_linop_eigcg_array.h.

Referenced by Chroma::LinOpSysSolverEigCGArray< T >::size(), and Chroma::LinOpSysSolverEigCGArray< T >::subset().

◆ invParam

template<typename T >

SysSolverEigCGParams Chroma::LinOpSysSolverEigCGArray< T >::invParam

private

Definition at line 94 of file syssolver_linop_eigcg_array.h.

Referenced by Chroma::LinOpSysSolverEigCGArray< T >::LinOpSysSolverEigCGArray(), and Chroma::LinOpSysSolverEigCGArray< T >::~LinOpSysSolverEigCGArray().

◆ MdagM

template<typename T >

Handle< LinearOperatorArray<T> > Chroma::LinOpSysSolverEigCGArray< T >::MdagM

private

Definition at line 92 of file syssolver_linop_eigcg_array.h.

Referenced by Chroma::LinOpSysSolverEigCGArray< T >::LinOpSysSolverEigCGArray().

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

syssolver_linop_eigcg_array.h