Chroma::UnprecCloverLinOp Class Reference
[Fermion linear operators]

Unpreconditioned Clover-Dirac operator. More...

#include <unprec_clover_linop_w.h>

Inheritance diagram for Chroma::UnprecCloverLinOp:

List of all members.

Public Types
typedef LatticeFermion	T
typedef multi1d< LatticeColorMatrix >	P
typedef multi1d< LatticeColorMatrix >	Q
Public Member Functions
	UnprecCloverLinOp ()
	Partial constructor.
	UnprecCloverLinOp (Handle< FermState< T, P, Q > > fs, const CloverFermActParams &param_)
	Full constructor.
	~UnprecCloverLinOp ()
	Destructor is automatic.
const FermBC< T, P, Q > &	getFermBC () const
	Return the fermion BC object for this linear operator.
void	create (Handle< FermState< T, P, Q > > fs, const CloverFermActParams &param_)
	Creation routine with Anisotropy.
void	operator() (LatticeFermion &chi, const LatticeFermion &psi, enum PlusMinus isign) const
	Apply unpreconditioned Clover fermion linear operator.
void	deriv (multi1d< LatticeColorMatrix > &ds_u, const LatticeFermion &chi, const LatticeFermion &psi, enum PlusMinus isign) const
	Derivative of unpreconditioned Clover dM/dU.
unsigned long	nFlops () const
	Return flops performed by the operator().
Private Attributes
CloverFermActParams	param
WilsonDslash	D
CloverTerm	A

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Detailed Description

Unpreconditioned Clover-Dirac operator.

This routine is specific to Wilson fermions!

Definition at line 24 of file unprec_clover_linop_w.h.

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Member Typedef Documentation

typedef multi1d<LatticeColorMatrix> Chroma::UnprecCloverLinOp::P

Definition at line 30 of file unprec_clover_linop_w.h.

typedef multi1d<LatticeColorMatrix> Chroma::UnprecCloverLinOp::Q

Definition at line 31 of file unprec_clover_linop_w.h.

typedef LatticeFermion Chroma::UnprecCloverLinOp::T

Definition at line 29 of file unprec_clover_linop_w.h.

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Constructor & Destructor Documentation

Chroma::UnprecCloverLinOp::UnprecCloverLinOp

(

)

[inline]

Partial constructor.

Definition at line 34 of file unprec_clover_linop_w.h.

Chroma::UnprecCloverLinOp::UnprecCloverLinOp	(	Handle< FermState< T, P, Q > >	fs,
		const CloverFermActParams &	param_
	)			[inline]

Full constructor.

Definition at line 37 of file unprec_clover_linop_w.h.

References create().

Chroma::UnprecCloverLinOp::~UnprecCloverLinOp

(

)

[inline]

Destructor is automatic.

Definition at line 42 of file unprec_clover_linop_w.h.

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Member Function Documentation

void Chroma::UnprecCloverLinOp::create	(	Handle< FermState< T, P, Q > >	fs,
		const CloverFermActParams &	param_
	)

Creation routine with Anisotropy.

Parameters:

	fs	gauge field (Read)
	param_	parameters (Read)

Definition at line 18 of file unprec_clover_linop_w.cc.

References A, Chroma::CloverFermActParams::anisoParam, Chroma::QDPWilsonDslashT< T, P, Q >::create(), Chroma::QDPCloverTermT< T, U >::create(), D, and param.

Referenced by UnprecCloverLinOp().

void Chroma::UnprecCloverLinOp::deriv	(	multi1d< LatticeColorMatrix > &	ds_u,
		const LatticeFermion &	chi,
		const LatticeFermion &	psi,
		enum PlusMinus	isign
	)			const

Derivative of unpreconditioned Clover dM/dU.

Definition at line 58 of file unprec_clover_linop_w.cc.

References A, D, Chroma::WilsonDslashBase< T, P, Q >::deriv(), Chroma::CloverTermBase< T, U >::deriv(), and getFermBC().

const FermBC<T,P,Q>& Chroma::UnprecCloverLinOp::getFermBC

(

)

const [inline, virtual]

Return the fermion BC object for this linear operator.

Implements Chroma::DiffLinearOperator< T, P, Q >.

Definition at line 45 of file unprec_clover_linop_w.h.

References D, and Chroma::QDPWilsonDslashT< T, P, Q >::getFermBC().

Referenced by deriv(), and operator()().

unsigned long Chroma::UnprecCloverLinOp::nFlops

(

)

const [virtual]

Return flops performed by the operator().

Reimplemented from Chroma::LinearOperator< T >.

Definition at line 79 of file unprec_clover_linop_w.cc.

References A, D, Chroma::CloverTermBase< T, U >::nFlops(), and Chroma::WilsonDslashBase< T, P, Q >::nFlops().

void Chroma::UnprecCloverLinOp::operator()	(	LatticeFermion &	chi,
		const LatticeFermion &	psi,
		enum PlusMinus	isign
	)			const

Apply unpreconditioned Clover fermion linear operator.

The operator acts on the entire lattice

Parameters:

	chi	Pseudofermion field (Write)
	psi	Pseudofermion field (Read)
	isign	Flag ( PLUS | MINUS ) (Read)

Definition at line 41 of file unprec_clover_linop_w.cc.

References A, D, and getFermBC().

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Member Data Documentation

CloverTerm Chroma::UnprecCloverLinOp::A [private]

Definition at line 65 of file unprec_clover_linop_w.h.

Referenced by create(), deriv(), nFlops(), and operator()().

WilsonDslash Chroma::UnprecCloverLinOp::D [private]

Definition at line 64 of file unprec_clover_linop_w.h.

Referenced by create(), deriv(), getFermBC(), nFlops(), and operator()().

CloverFermActParams Chroma::UnprecCloverLinOp::param [private]

Definition at line 63 of file unprec_clover_linop_w.h.

Referenced by create().

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

• unprec_clover_linop_w.h
• unprec_clover_linop_w.cc

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