Chroma::LWTreeGaugeAct Class Reference
[Gauge actions]

LWTree gauge action. More...

#include <lw_tree_gaugeact.h>

Inheritance diagram for Chroma::LWTreeGaugeAct:

List of all members.

Public Types
typedef multi1d< LatticeColorMatrix >	P
typedef multi1d< LatticeColorMatrix >	Q
Public Member Functions
	LWTreeGaugeAct (Handle< CreateGaugeState< P, Q > > cgs_, const LWTreeGaugeActParams &p)
	Read beta from a param struct.
bool	anisoP () const
	Is anisotropy used?
const Real	anisoFactor () const
	Anisotropy factor.
int	tDir () const
	Anisotropic direction.
const Set &	getSet () const
	Return the set on which the gauge action is defined.
void	staple (LatticeColorMatrix &result, const Handle< GaugeState< P, Q > > &state, int mu, int cb) const
	Compute staple.
void	deriv (multi1d< LatticeColorMatrix > &result, const Handle< GaugeState< P, Q > > &state) const
	Compute dS/dU.
Double	S (const Handle< GaugeState< P, Q > > &state) const
	Compute the actions.
const CreateGaugeState< P, Q > &	getCreateState () const
	Produce a gauge create state object.
	~LWTreeGaugeAct ()
	Destructor is automatic.
const Real	getBeta (void) const
Protected Member Functions
void	init (Handle< CreateGaugeState< P, Q > > cgs)
	Private initializer.
void	operator= (const LWTreeGaugeAct &a)
	Hide assignment.
Private Attributes
Handle< PlaqGaugeAct >	plaq
Handle< RectGaugeAct >	rect
LWTreeGaugeActParams	param

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Detailed Description

LWTree gauge action.

The standard LWTree gauge action

Definition at line 49 of file lw_tree_gaugeact.h.

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Member Typedef Documentation

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

Reimplemented from Chroma::LinearGaugeAction.

Definition at line 53 of file lw_tree_gaugeact.h.

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

Reimplemented from Chroma::LinearGaugeAction.

Definition at line 54 of file lw_tree_gaugeact.h.

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Constructor & Destructor Documentation

Chroma::LWTreeGaugeAct::LWTreeGaugeAct	(	Handle< CreateGaugeState< P, Q > >	cgs_,
		const LWTreeGaugeActParams &	p
	)			[inline]

Read beta from a param struct.

Definition at line 57 of file lw_tree_gaugeact.h.

References init().

Chroma::LWTreeGaugeAct::~LWTreeGaugeAct

(

)

[inline]

Destructor is automatic.

Definition at line 108 of file lw_tree_gaugeact.h.

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Member Function Documentation

const Real Chroma::LWTreeGaugeAct::anisoFactor

(

)

const [inline]

Anisotropy factor.

Definition at line 65 of file lw_tree_gaugeact.h.

bool Chroma::LWTreeGaugeAct::anisoP

(

)

const [inline]

Is anisotropy used?

Definition at line 62 of file lw_tree_gaugeact.h.

void Chroma::LWTreeGaugeAct::deriv	(	multi1d< LatticeColorMatrix > &	result,
		const Handle< GaugeState< P, Q > > &	state
	)			const [inline, virtual]

Compute dS/dU.

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

Definition at line 88 of file lw_tree_gaugeact.h.

References plaq, rect, and Chroma::state.

const Real Chroma::LWTreeGaugeAct::getBeta

(

void

)

const [inline]

Definition at line 111 of file lw_tree_gaugeact.h.

References Chroma::LWTreeGaugeActParams::beta, and param.

const CreateGaugeState<P,Q>& Chroma::LWTreeGaugeAct::getCreateState

(

)

const [inline, virtual]

Produce a gauge create state object.

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

Definition at line 105 of file lw_tree_gaugeact.h.

References plaq.

const Set& Chroma::LWTreeGaugeAct::getSet

(

void

)

const [inline, virtual]

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 72 of file lw_tree_gaugeact.h.

void Chroma::LWTreeGaugeAct::init

(

Handle< CreateGaugeState< P, Q > >

cgs

)

[protected]

Private initializer.

Definition at line 68 of file lw_tree_gaugeact.cc.

References Chroma::LWTreeGaugeActParams::aniso, Chroma::LWTreeGaugeActParams::beta, END_CODE, param, plaq, rect, START_CODE, and Chroma::LWTreeGaugeActParams::u0.

Referenced by LWTreeGaugeAct().

void Chroma::LWTreeGaugeAct::operator=

(

const LWTreeGaugeAct &

a

)

[inline, protected]

Hide assignment.

Definition at line 118 of file lw_tree_gaugeact.h.

Double Chroma::LWTreeGaugeAct::S

(

const Handle< GaugeState< P, Q > > &

state

)

const [inline, virtual]

Compute the actions.

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

Definition at line 99 of file lw_tree_gaugeact.h.

References plaq, rect, and Chroma::state.

void Chroma::LWTreeGaugeAct::staple	(	LatticeColorMatrix &	result,
		const Handle< GaugeState< P, Q > > &	state,
		int	mu,
		int	cb
	)			const [inline, virtual]

Compute staple.

Default version. Derived class should override this if needed.

Implements Chroma::LinearGaugeAction.

Definition at line 76 of file lw_tree_gaugeact.h.

References plaq, rect, and Chroma::state.

int Chroma::LWTreeGaugeAct::tDir

(

)

const [inline]

Anisotropic direction.

Definition at line 68 of file lw_tree_gaugeact.h.

References Chroma::LWTreeGaugeActParams::aniso, param, and Chroma::AnisoParam_t::t_dir.

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Member Data Documentation

LWTreeGaugeActParams Chroma::LWTreeGaugeAct::param [private]

The coupling Beta

Definition at line 123 of file lw_tree_gaugeact.h.

Referenced by getBeta(), init(), and tDir().

Handle<PlaqGaugeAct> Chroma::LWTreeGaugeAct::plaq [private]

Hold a plaquette gaugeact

Definition at line 121 of file lw_tree_gaugeact.h.

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

Handle<RectGaugeAct> Chroma::LWTreeGaugeAct::rect [private]

Hold a rectangle gaugeact

Definition at line 122 of file lw_tree_gaugeact.h.

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

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

• lw_tree_gaugeact.h
• lw_tree_gaugeact.cc

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