Chroma::SftMom Class Reference

Fourier transform phase factor support. More...

#include <sftmom.h>

Public Member Functions
	SftMom (int mom2_max, bool avg_equiv_mom_=false, int j_decay=-1)
	Constructor about origin. More...
	SftMom (const multi2d< int > &moms, int j_decay=-1)
	Constructor about origin, with a list of momenta. More...
	SftMom (int mom2_max, multi1d< int > origin_offset_, bool avg_equiv_mom_=false, int j_decay=-1)
	Construct around some fixed origin_offset. More...
	SftMom (int mom2_max, multi1d< int > origin_offset_, multi1d< int > mom_offset_, bool avg_equiv_mom_=false, int j_decay=-1)
	Construct around some fixed origin_offset and mom_offset. More...
	SftMom (const SftMomParams_t &p)
	General constructor. More...
const Set &	getSet () const
	The set to be used in sumMulti. More...
int	numMom () const
	Number of momenta. More...
int	numSubsets () const
	Number of subsets - length in decay direction. More...
int	numSites () const
	Number of sites in each subset. More...
int	getDir () const
	Decay direction. More...
bool	getAvg () const
	Are momenta averaged? More...
multi1d< int >	getMomOffset () const
	Momentum offset. More...
multi1d< int >	numToMom (int mom_num) const
	Convert momenta id to actual array of momenta. More...
int	momToNum (const multi1d< int > &mom_in) const
	Convert array of momenta to momenta id. More...
multi1d< int >	canonicalOrder (const multi1d< int > &mom) const
	Canonically order an array of momenta. More...
const LatticeComplex &	operator[] (int mom_num) const
	Return the phase for this particular momenta id. More...
int	multiplicity (int mom_num) const
	Return the the multiplicity for this momenta id. More...
multi2d< DComplex >	sft (const LatticeComplex &cf) const
	Do a sumMulti(cf*phases,getSet()) More...
multi2d< DComplex >	sft (const LatticeComplex &cf, int subset_color) const
	Do a sum(cf*phases,getSet()[my_subset]) More...
multi2d< DComplex >	sft (const LatticeReal &cf) const
	Do a sumMulti(cf*phases,getSet()) More...
multi2d< DComplex >	sft (const LatticeReal &cf, int subset_color) const
	Do a sumMulti(cf*phases,getSet()[my_subset]) More...

Private Member Functions
	SftMom ()
void	init (int mom2_max, multi1d< int > origin_offset, multi1d< int > mom_offset, bool avg_mom_=false, int j_decay=-1)

Private Attributes
multi2d< int >	mom_list
bool	avg_equiv_mom
int	decay_dir
int	num_mom
multi1d< int >	origin_offset
multi1d< int >	mom_offset
multi1d< LatticeComplex >	phases
multi1d< int >	mom_degen
Set	sft_set

Detailed Description

Fourier transform phase factor support.

Definition at line 34 of file sftmom.h.

Constructor & Destructor Documentation

SftMom() [1/6]

Chroma::SftMom::SftMom	(	int	mom2_max,
		bool	avg_equiv_mom_ = false,
		int	j_decay = -1
	)

Constructor about origin.

Definition at line 161 of file sftmom.cc.

References init(), j_decay, and Nd.

SftMom() [2/6]

Chroma::SftMom::SftMom	(	const multi2d< int > &	moms,
		int	j_decay = -1
	)

Constructor about origin, with a list of momenta.

Definition at line 178 of file sftmom.cc.

References decay_dir, Chroma::i, init(), j_decay, m, mom_list, Nd, num_mom, phases, and Chroma::singlePhase().

SftMom() [3/6]

Chroma::SftMom::SftMom	(	int	mom2_max,
		multi1d< int >	origin_offset_,
		bool	avg_equiv_mom_ = false,
		int	j_decay = -1
	)

Construct around some fixed origin_offset.

Definition at line 203 of file sftmom.cc.

References init(), j_decay, and Nd.

SftMom() [4/6]

Chroma::SftMom::SftMom ( int  mom2_max, multi1d< int >  origin_offset_, multi1d< int >  mom_offset_, bool  avg_equiv_mom_ = false, int  j_decay = -1  )

inline

Construct around some fixed origin_offset and mom_offset.

Definition at line 48 of file sftmom.h.

References init(), and j_decay.

SftMom() [5/6]

Chroma::SftMom::SftMom ( const SftMomParams_t &  p )

inline

General constructor.

Definition at line 53 of file sftmom.h.

References init(), and Chroma::p.

SftMom() [6/6]

Chroma::SftMom::SftMom ( )

inlineprivate

Definition at line 116 of file sftmom.h.

Member Function Documentation

canonicalOrder()

multi1d< int > Chroma::SftMom::canonicalOrder

(

const multi1d< int > &

mom

)

const

Canonically order an array of momenta.

Returns

abs(mom[0]) >= abs(mom[1]) >= ... >= abs(mom[mu]) >= ... >= 0

Definition at line 464 of file sftmom.cc.

References mu, and nu.

Referenced by init(), momToNum(), and Chroma::MomWallQuarkSourceConstEnv::SourceConst< T >::operator()().

getAvg()

bool Chroma::SftMom::getAvg ( ) const

inline

Are momenta averaged?

Definition at line 72 of file sftmom.h.

References avg_equiv_mom.

getDir()

int Chroma::SftMom::getDir ( ) const

inline

Decay direction.

Definition at line 69 of file sftmom.h.

References decay_dir.

Referenced by Chroma::curcor2(), Chroma::gluecor(), Chroma::hybmeson(), Chroma::mescomp(), Chroma::polycor(), Chroma::SFcorr(), Chroma::SFCurrentZA(), Chroma::SFCurrentZV(), Chroma::SFKprop(), Chroma::SFpcac(), and Chroma::wall_qprop().

getMomOffset()

multi1d<int> Chroma::SftMom::getMomOffset ( ) const

inline

Momentum offset.

Definition at line 75 of file sftmom.h.

References mom_offset.

getSet()

const Set& Chroma::SftMom::getSet ( ) const

inline

The set to be used in sumMulti.

Definition at line 57 of file sftmom.h.

References sft_set.

Referenced by Chroma::barcomp(), Chroma::barcompDiquarkDense(), Chroma::barcompDiquarkSparse(), Chroma::barcompSparse(), Chroma::check_dwf_ward_identity(), Chroma::compute_qqbar(), Chroma::InlineStochGroupMesonEnv::contractOp(), Chroma::curcor2(), Chroma::dwf_quarkProp4(), Chroma::InlineGlueDiagMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGlueMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGlueballOpsEnv::InlineMeas::func(), Chroma::InlineAnnihPropMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineBarSpecEnv::InlineMeas::func(), Chroma::InlineBaryonMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineBuildingBlocks::func(), Chroma::InlineCreateColorVecsEnv::InlineMeas::func(), Chroma::InlineGenPropMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGenPropMatElemDAColorVecEnv::InlineMeas::func(), Chroma::InlineGenPropMatElemPtColorVecEnv::InlineMeas::func(), Chroma::InlineHadSpec::func(), Chroma::InlineHeavyLightCont::func(), Chroma::InlineHeavyHadSpec::func(), Chroma::InlineLaplaceEigsEnv::InlineMeas::func(), Chroma::InlineMakeSourceFerm::func(), Chroma::InlineMakeSource::func(), Chroma::InlineMesonMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineMesonSpec::func(), Chroma::InlineMres::func(), Chroma::InlineMultiPropagator::func(), Chroma::InlineMultipole::func(), Chroma::InlineNoisyBuildingBlocks::func(), Chroma::InlineNprVertex::func(), Chroma::InlineNpr::func(), Chroma::InlineProp3ptEnv::InlineMeas::func(), Chroma::InlinePropAndMatElemColorVecEnv::InlineMeas::func(), Chroma::InlinePropColorVecEnv::InlineMeas::func(), Chroma::InlinePropMatElemColorVecEnv::InlineMeas::func(), Chroma::InlinePropMatElemLowMemoryColorVecEnv::InlineMeas::func(), Chroma::InlinePropMatElemPtColorVecEnv::InlineMeas::func(), Chroma::InlinePropagatorFerm::func(), Chroma::InlinePropagator::func(), Chroma::InlineQQQNucNuc::func(), Chroma::InlineSeqPropTestEnv::InlineMeas::func(), Chroma::InlineSpectrum::func(), Chroma::InlineSpectrumQll::func(), Chroma::InlineStagToWils::func(), Chroma::InlineStaticLightSpec::func(), Chroma::InlineStaticPropColorVecEnv::InlineMeas::func(), Chroma::InlineStochBaryon::func(), Chroma::InlineStochGroupBaryonEnv::InlineMeas::func(), Chroma::InlineStochHadronEnv::InlineMeas::func(), Chroma::InlineStochMeson::func(), Chroma::InlineUnsmearedHadronNodeDistillationEnv::InlineMeas::func(), Chroma::InlineStaggeredMakeSourceEnv::InlineMeas::func(), Chroma::InlineStaggeredPropagatorEnv::InlineMeas::func(), Chroma::InlineUSQCDReadDDPairsProp::func(), Chroma::gluecor(), Chroma::DilutionQuarkSourceConstEnv::ConstDilutionScheme::init(), main(), Chroma::mescomp(), Chroma::multipole(), Chroma::nef_quarkProp_a(), Chroma::DiluteZNEigVecQuarkSourceConstEnv::SourceConst< T >::operator()(), Chroma::StochCondContEnv::StochCondCont::operator()(), Chroma::InlineBar3ptfn::operator()(), Chroma::InlineDiquarkEnv::InlineMeas::operator()(), Chroma::InlineQpropQIO::operator()(), Chroma::InlineQQbar::operator()(), Chroma::InlineQQQDiquarkEnv::InlineMeas::operator()(), Chroma::InlineQQQEnv::InlineMeas::operator()(), Chroma::InlineSeqSourceEnv::InlineMeas::operator()(), Chroma::InlineSinkSmearEnv::InlineMeas::operator()(), Chroma::InlineStaggeredSinkSmearEnv::InlineMeas::operator()(), Chroma::WallQuarkSinkSmearingEnv::SinkSmear< T >::operator()(), Chroma::polycor(), Chroma::readKYUQprop(), saveComponent(), saveComponents(), Chroma::SFCurrentZA(), Chroma::SFCurrentZV(), Chroma::SFKprop(), Chroma::SFpcac(), Chroma::vectorSmear(), and Chroma::wall_qprop().

init()

void Chroma::SftMom::init ( int  mom2_max, multi1d< int >  origin_offset, multi1d< int >  mom_offset, bool  avg_mom_ = false, int  j_decay = -1  )

private

Definition at line 236 of file sftmom.cc.

References avg_equiv_mom, canonicalOrder(), decay_dir, j, j_decay, Chroma::k, mom_degen, mom_list, mom_offset, mu, n, Nd, nu, num_mom, origin_offset, phases, Chroma::QDP_error_exit(), sft_set, and Chroma::twopi.

Referenced by SftMom().

momToNum()

int Chroma::SftMom::momToNum

(

const multi1d< int > &

mom_in

)

const

Convert array of momenta to momenta id.

Returns

id in [0,numMom()-1] or -1 if not in list

Definition at line 496 of file sftmom.cc.

References avg_equiv_mom, canonicalOrder(), mom_list, mu, and num_mom.

Referenced by Chroma::BkwdFrwdTr(), and Chroma::InlineUnsmearedHadronNodeDistillationEnv::InlineMeas::func().

multiplicity()

int Chroma::SftMom::multiplicity ( int  mom_num ) const

inline

Return the the multiplicity for this momenta id.

Only nonzero if momentum averaging is turned on

Definition at line 94 of file sftmom.h.

References mom_degen.

Referenced by Chroma::InlineGenPropMatElemColorVecEnv::InlineMeas::func(), and Chroma::InlineGenPropMatElemPtColorVecEnv::InlineMeas::func().

numMom()

int Chroma::SftMom::numMom ( ) const

inline

Number of momenta.

Definition at line 60 of file sftmom.h.

References num_mom.

Referenced by Chroma::barhqlq(), Chroma::baryon(), Chroma::BkwdFrwdTr(), Chroma::BuildingBlocks(), Chroma::staggered_local_pion::compute_and_dump(), Chroma::compute_qqbar(), Chroma::compute_qqq(), Chroma::FormFac(), Chroma::InlineGlueDiagMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGlueMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGlueballOpsEnv::InlineMeas::func(), Chroma::InlineBarSpecEnv::InlineMeas::func(), Chroma::InlineBaryonMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineBuildingBlocks::func(), Chroma::InlineGenPropMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGenPropMatElemPtColorVecEnv::InlineMeas::func(), Chroma::InlineMesonMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineMesonSpec::func(), Chroma::InlineNoisyBuildingBlocks::func(), Chroma::InlineNpr::func(), Chroma::InlinePropDistillationStochEnv::InlineMeas::func(), Chroma::InlineQQQNucNuc::func(), Chroma::InlineStochGroupBaryonEnv::InlineMeas::func(), Chroma::InlineStochGroupMesonEnv::InlineMeas::func(), Chroma::InlineStochHadronEnv::InlineMeas::func(), Chroma::mesons(), Chroma::mesons2(), Chroma::print_disp(), Chroma::Hadron2PtCorr::project(), Chroma::Qlbar(), Chroma::QlbarBACK(), Chroma::Qll(), Chroma::QllQllPOT(), Chroma::QlQl(), Chroma::QlQlPOT(), Chroma::MesonSpec2PtEnv::serializeSFT(), Chroma::static_light_su3(), Chroma::wallFormFacSft(), Chroma::write_qqbar(), and Chroma::write_qqq().

numSites()

int Chroma::SftMom::numSites

(

)

const

Number of sites in each subset.

Definition at line 219 of file sftmom.cc.

References decay_dir, m, and Nd.

numSubsets()

int Chroma::SftMom::numSubsets ( ) const

inline

Number of subsets - length in decay direction.

Definition at line 63 of file sftmom.h.

References sft_set.

Referenced by Chroma::barcomp(), Chroma::barcompDiquarkDense(), Chroma::barcompDiquarkSparse(), Chroma::barcompSparse(), Chroma::barhqlq(), Chroma::baryon(), Chroma::BkwdFrwdTr(), Chroma::compute_qqq(), Chroma::curcor2(), Chroma::dwf_quarkProp4(), Chroma::FormFac(), Chroma::InlineGlueDiagMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGlueMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGlueballOpsEnv::InlineMeas::func(), Chroma::InlineBaryonMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineCreateColorVecsEnv::InlineMeas::func(), Chroma::InlineGenPropMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGenPropMatElemDAColorVecEnv::InlineMeas::func(), Chroma::InlineGenPropMatElemPtColorVecEnv::InlineMeas::func(), Chroma::InlineLaplaceEigsEnv::InlineMeas::func(), Chroma::InlineMesonMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineMesonSpec::func(), Chroma::InlinePropAndMatElemColorVecEnv::InlineMeas::func(), Chroma::InlinePropDistillationStochEnv::InlineMeas::func(), Chroma::InlinePropMatElemColorVecEnv::InlineMeas::func(), Chroma::InlinePropMatElemLowMemoryColorVecEnv::InlineMeas::func(), Chroma::InlinePropMatElemPtColorVecEnv::InlineMeas::func(), Chroma::InlineQQQNucNuc::func(), Chroma::InlineStaticPropColorVecEnv::InlineMeas::func(), Chroma::InlineStochBaryon::func(), Chroma::InlineStochGroupBaryonEnv::InlineMeas::func(), Chroma::InlineStochGroupMesonEnv::InlineMeas::func(), Chroma::InlineStochHadronEnv::InlineMeas::func(), Chroma::InlineStochMeson::func(), Chroma::InlineUnsmearedHadronNodeDistillationEnv::InlineMeas::func(), Chroma::gluecor(), Chroma::hybmeson(), main(), Chroma::mescomp(), Chroma::mesons(), Chroma::mesons2(), Chroma::multipole(), Chroma::nef_quarkProp_a(), Chroma::WallQuarkSinkSmearingEnv::SinkSmear< T >::operator()(), Chroma::polycor(), Chroma::print_disp(), Chroma::Hadron2PtCorr::project(), Chroma::Qlbar(), Chroma::QlbarBACK(), Chroma::Qll(), Chroma::QllQllPOT(), Chroma::QlQl(), Chroma::QlQlPOT(), Chroma::MesonSpec2PtEnv::serializeSFT(), Chroma::SFcorr(), Chroma::SFCurrentZV(), Chroma::SFpcac(), Chroma::static_light_su3(), Chroma::vectorSmear(), Chroma::wall_qprop(), Chroma::wallFormFacSft(), Chroma::wallPionFormFac(), Chroma::wallRhoFormFac(), Chroma::wallRhoPiFormFac(), and Chroma::write_qqq().

numToMom()

multi1d<int> Chroma::SftMom::numToMom ( int  mom_num ) const

inline

Convert momenta id to actual array of momenta.

Definition at line 78 of file sftmom.h.

References mom_list.

Referenced by Chroma::barhqlq(), Chroma::baryon(), Chroma::BkwdFrwdTr(), Chroma::BuildingBlocks(), Chroma::staggered_local_pion::compute_and_dump(), Chroma::FormFac(), Chroma::FTpropagator(), Chroma::InlineGlueDiagMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGlueMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGlueballOpsEnv::InlineMeas::func(), Chroma::InlineBarSpecEnv::InlineMeas::func(), Chroma::InlineBaryonMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineBuildingBlocks::func(), Chroma::InlineGenPropMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineGenPropMatElemPtColorVecEnv::InlineMeas::func(), Chroma::InlineMesonMatElemColorVecEnv::InlineMeas::func(), Chroma::InlineMesonSpec::func(), Chroma::InlineNoisyBuildingBlocks::func(), Chroma::InlineNpr::func(), Chroma::InlineStochGroupMesonEnv::InlineMeas::func(), Chroma::InlineStochHadronEnv::InlineMeas::func(), Chroma::mesons(), Chroma::mesons2(), Chroma::MomWallQuarkSourceConstEnv::SourceConst< T >::operator()(), Chroma::print_disp(), Chroma::Hadron2PtCorr::project(), Chroma::MesonSpec2PtEnv::serializeSFT(), Chroma::wallFormFacSft(), Chroma::write_qqbar(), and Chroma::write_qqq().

operator[]()

const LatticeComplex& Chroma::SftMom::operator[] ( int  mom_num ) const

inline

Return the phase for this particular momenta id.

Definition at line 89 of file sftmom.h.

References phases.

sft() [1/4]

multi2d< DComplex > Chroma::SftMom::sft

(

const LatticeComplex &

cf

)

const

Do a sumMulti(cf*phases,getSet())

Definition at line 524 of file sftmom.cc.

References num_mom, phases, and sft_set.

Referenced by Chroma::barhqlq(), Chroma::baryon(), Chroma::BkwdFrwdTr(), Chroma::staggered_local_pion::compute_and_dump(), Chroma::compute_qqbar(), Chroma::compute_qqq(), Chroma::InlineStochGroupMesonEnv::contractOp(), Chroma::FormFac(), Chroma::InlineBarSpecEnv::InlineMeas::func(), Chroma::InlineMesonSpec::func(), Chroma::InlineStochBaryon::func(), Chroma::InlineStochGroupBaryonEnv::InlineMeas::func(), Chroma::InlineStochMeson::func(), main(), Chroma::mesons(), Chroma::mesons2(), Chroma::print_disp(), Chroma::Hadron2PtCorr::project(), Chroma::Qlbar(), Chroma::QlbarBACK(), Chroma::Qll(), Chroma::QlQl(), Chroma::QlQlPOT(), Chroma::MesonSpec2PtEnv::serializeSFT(), Chroma::SFcorr(), Chroma::SimpleBaryonSeqSourceEnv::BarNuclUTCg5::twoPtSink(), Chroma::SimpleBaryonSeqSourceEnv::BarNuclDTCg5::twoPtSink(), Chroma::SimpleBaryonSeqSourceEnv::BarDeltaUTsp::twoPtSink(), Chroma::SimpleBaryonSeqSourceEnv::BarDeltaDTsp::twoPtSink(), Chroma::vectorSmear(), and Chroma::wallFormFacSft().

sft() [2/4]

multi2d< DComplex > Chroma::SftMom::sft	(	const LatticeComplex &	cf,
		int	subset_color
	)		const

Do a sum(cf*phases,getSet()[my_subset])

Definition at line 535 of file sftmom.cc.

References num_mom, phases, sft_set, sum, and Chroma::zero.

sft() [3/4]

multi2d< DComplex > Chroma::SftMom::sft

(

const LatticeReal &

cf

)

const

Do a sumMulti(cf*phases,getSet())

Definition at line 550 of file sftmom.cc.

References num_mom, phases, and sft_set.

sft() [4/4]

multi2d< DComplex > Chroma::SftMom::sft	(	const LatticeReal &	cf,
		int	subset_color
	)		const

Do a sumMulti(cf*phases,getSet()[my_subset])

Definition at line 561 of file sftmom.cc.

References num_mom, phases, sft_set, sum, and Chroma::zero.

Member Data Documentation

avg_equiv_mom

bool Chroma::SftMom::avg_equiv_mom

private

Definition at line 122 of file sftmom.h.

Referenced by getAvg(), init(), and momToNum().

decay_dir

int Chroma::SftMom::decay_dir

private

Definition at line 123 of file sftmom.h.

Referenced by getDir(), init(), numSites(), and SftMom().

mom_degen

multi1d<int> Chroma::SftMom::mom_degen

private

Definition at line 128 of file sftmom.h.

Referenced by init(), and multiplicity().

mom_list

multi2d<int> Chroma::SftMom::mom_list

private

Definition at line 121 of file sftmom.h.

Referenced by init(), momToNum(), numToMom(), and SftMom().

mom_offset

multi1d<int> Chroma::SftMom::mom_offset

private

Definition at line 126 of file sftmom.h.

Referenced by getMomOffset(), and init().

num_mom

int Chroma::SftMom::num_mom

private

Definition at line 124 of file sftmom.h.

Referenced by init(), momToNum(), numMom(), sft(), and SftMom().

origin_offset

multi1d<int> Chroma::SftMom::origin_offset

private

Definition at line 125 of file sftmom.h.

Referenced by init().

phases

multi1d<LatticeComplex> Chroma::SftMom::phases

private

Definition at line 127 of file sftmom.h.

Referenced by init(), operator[](), sft(), and SftMom().

sft_set

Set Chroma::SftMom::sft_set

private

Definition at line 129 of file sftmom.h.

Referenced by getSet(), init(), numSubsets(), and sft().

---

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

• sftmom.h
• sftmom.cc