RG gauge action. More...

#include <rbc_gaugeact.h>

Inheritance diagram for Chroma::RBCGaugeAct:

Public Member Functions
	RBCGaugeAct (Handle< CreateGaugeState< P, Q > > cgs_, const Real &beta_, const Real &c1_)
	General CreateGaugeState<P,Q> More...

	RBCGaugeAct (Handle< CreateGaugeState< P, Q > > cgs_, const RBCGaugeActParams &p)
	Read beta from a param struct. More...

bool	anisoP () const
	Is anisotropy used? More...

const Real	anisoFactor () const
	Anisotropy factor. More...

int	tDir () const
	Anisotropic direction. More...

const Set &	getSet () const
	Return the set on which the gauge action is defined. More...

void	staple (LatticeColorMatrix &result, const Handle< GaugeState< P, Q > > &state, int mu, int cb) const
	Compute staple. More...

void	deriv (multi1d< LatticeColorMatrix > &result, const Handle< GaugeState< P, Q > > &state) const
	Compute dS/dU. More...

Double	S (const Handle< GaugeState< P, Q > > &state) const
	Compute the actions. More...

const CreateGaugeState< P, Q > &	getCreateState () const
	Produce a gauge create state object. More...

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

const Real	getBeta (void) const

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

Public Member Functions inherited from Chroma::GaugeAction< multi1d< LatticeColorMatrix >, multi1d< LatticeColorMatrix > >
virtual	~GaugeAction ()
	Virtual destructor to help with cleanup;. More...

virtual GaugeState< multi1d< LatticeColorMatrix >, multi1d< LatticeColorMatrix > > *	createState (const multi1d< LatticeColorMatrix > &q) const
	Given links, create the state. More...

virtual const GaugeBC< multi1d< LatticeColorMatrix >, multi1d< LatticeColorMatrix > > &	getGaugeBC () const
	Return the gauge BC object for this action. More...

Protected Member Functions
void	init (Handle< CreateGaugeState< P, Q > > cgs)
	Private initializer. More...

	RBCGaugeAct ()
	Partial constructor. More...

void	operator= (const RBCGaugeAct &a)
	Hide assignment. More...

Private Attributes
Real	beta

Real	c1

Handle< PlaqGaugeAct >	plaq

Handle< RectGaugeAct >	rect

Additional Inherited Members
Public Types inherited from Chroma::LinearGaugeAction
typedef multi1d< LatticeColorMatrix >	P

typedef multi1d< LatticeColorMatrix >	Q

Detailed Description

RG gauge action.

A RG (plaquette + rectangle) gauge action following RBC conventions

S = -(beta/Nc)*[(1-8*c_1)*Plaq + c_1 * Rect]

Definition at line 49 of file rbc_gaugeact.h.

Constructor & Destructor Documentation

◆ RBCGaugeAct() [1/3]

Chroma::RBCGaugeAct::RBCGaugeAct	(	Handle< CreateGaugeState< P, Q > >	cgs_,
		const Real &	beta_,
		const Real &	c1_
	)

inline

General CreateGaugeState<P,Q>

Definition at line 53 of file rbc_gaugeact.h.

References init().

◆ RBCGaugeAct() [2/3]

Chroma::RBCGaugeAct::RBCGaugeAct	(	Handle< CreateGaugeState< P, Q > >	cgs_,
		const RBCGaugeActParams &	p
	)

inline

Read beta from a param struct.

Definition at line 58 of file rbc_gaugeact.h.

References init().

◆ ~RBCGaugeAct()

Chroma::RBCGaugeAct::~RBCGaugeAct ( )

inline

Destructor is automatic.

Definition at line 109 of file rbc_gaugeact.h.

◆ RBCGaugeAct() [3/3]

Chroma::RBCGaugeAct::RBCGaugeAct ( )

inlineprotected

Partial constructor.

Definition at line 119 of file rbc_gaugeact.h.

Member Function Documentation

◆ anisoFactor()

const Real Chroma::RBCGaugeAct::anisoFactor ( ) const

inline

Anisotropy factor.

Definition at line 66 of file rbc_gaugeact.h.

◆ anisoP()

bool Chroma::RBCGaugeAct::anisoP ( ) const

inline

Is anisotropy used?

Definition at line 63 of file rbc_gaugeact.h.

◆ deriv()

void Chroma::RBCGaugeAct::deriv	(	multi1d< LatticeColorMatrix > &	result,
		const Handle< GaugeState< P, Q > > &	state
	)		const

inlinevirtual

Compute dS/dU.

Reimplemented from Chroma::GaugeAction< multi1d< LatticeColorMatrix >, multi1d< LatticeColorMatrix > >.

Definition at line 89 of file rbc_gaugeact.h.

References plaq, rect, Chroma::state, and Chroma::tmp.

◆ getBeta()

const Real Chroma::RBCGaugeAct::getBeta ( void ) const

inline

Definition at line 112 of file rbc_gaugeact.h.

References beta.

◆ getCreateState()

const CreateGaugeState<P,Q>& Chroma::RBCGaugeAct::getCreateState ( ) const

inlinevirtual

Produce a gauge create state object.

Implements Chroma::GaugeAction< multi1d< LatticeColorMatrix >, multi1d< LatticeColorMatrix > >.

Definition at line 106 of file rbc_gaugeact.h.

References plaq.

◆ getSet()

const Set& Chroma::RBCGaugeAct::getSet ( void ) const

inlinevirtual

Return the set on which the gauge action is defined.

Defined on the even-off (red/black) set

Implements Chroma::GaugeAction< multi1d< LatticeColorMatrix >, multi1d< LatticeColorMatrix > >.

Definition at line 73 of file rbc_gaugeact.h.

◆ init()

void Chroma::RBCGaugeAct::init ( Handle< CreateGaugeState< P, Q > > cgs )

protected

Private initializer.

Definition at line 62 of file rbc_gaugeact.cc.

References beta, c1, Chroma::END_CODE(), plaq, rect, and Chroma::START_CODE().

Referenced by RBCGaugeAct().

◆ operator=()

void Chroma::RBCGaugeAct::operator= ( const RBCGaugeAct & a )

inlineprotected

Hide assignment.

Definition at line 121 of file rbc_gaugeact.h.

◆ S()

Double Chroma::RBCGaugeAct::S ( const Handle< GaugeState< P, Q > > & state ) const

inlinevirtual

Compute the actions.

Implements Chroma::GaugeAction< multi1d< LatticeColorMatrix >, multi1d< LatticeColorMatrix > >.

Definition at line 100 of file rbc_gaugeact.h.

References plaq, rect, and Chroma::state.

◆ staple()

void Chroma::RBCGaugeAct::staple	(	LatticeColorMatrix &	result,
		const Handle< GaugeState< P, Q > > &	state,
		int	mu,
		int	cb
	)		const

inlinevirtual

Compute staple.

Default version. Derived class should override this if needed.

Implements Chroma::LinearGaugeAction.

Definition at line 77 of file rbc_gaugeact.h.

References Chroma::cb, mu, plaq, rect, Chroma::state, and Chroma::tmp.

◆ tDir()

int Chroma::RBCGaugeAct::tDir ( ) const

inline

Anisotropic direction.

Definition at line 69 of file rbc_gaugeact.h.

References Nd.

Member Data Documentation

◆ beta

Real Chroma::RBCGaugeAct::beta

private

Definition at line 124 of file rbc_gaugeact.h.

Referenced by getBeta(), and init().

◆ c1

Real Chroma::RBCGaugeAct::c1

private

Definition at line 125 of file rbc_gaugeact.h.

Referenced by init().

◆ plaq

Handle<PlaqGaugeAct> Chroma::RBCGaugeAct::plaq

private

Definition at line 126 of file rbc_gaugeact.h.

Referenced by deriv(), getCreateState(), init(), S(), and staple().

◆ rect

Handle<RectGaugeAct> Chroma::RBCGaugeAct::rect

private

Definition at line 127 of file rbc_gaugeact.h.

Referenced by deriv(), init(), S(), and staple().

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

Public Member Functions

Protected Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ RBCGaugeAct() [1/3]

◆ RBCGaugeAct() [2/3]

◆ ~RBCGaugeAct()

◆ RBCGaugeAct() [3/3]

Member Function Documentation

◆ anisoFactor()

◆ anisoP()

◆ deriv()

◆ getBeta()

◆ getCreateState()

◆ getSet()

◆ init()

◆ operator=()

◆ S()

◆ staple()

◆ tDir()

Member Data Documentation

◆ beta

◆ c1

◆ plaq

◆ rect