quda::RitzMat Class Reference

#include <ritz_quda.h>

Collaboration diagram for quda::RitzMat:

Public Member Functions
	RitzMat (DiracMatrix &d, const QudaEigParam &param)
	RitzMat (DiracMatrix *d, const QudaEigParam &param)
virtual	~RitzMat ()
void	operator() (cudaColorSpinorField &out, const cudaColorSpinorField &in) const

Protected Member Functions
bool	newTmp (cudaColorSpinorField **tmp, const cudaColorSpinorField &a) const
void	deleteTmp (cudaColorSpinorField **a, const bool &reset) const

Protected Attributes
const DiracMatrix &	dirac_mat
int	N_Poly
double	shift
double *	cheby_param
cudaColorSpinorField *	tmp1
cudaColorSpinorField *	tmp2

Friends
class	DiracMatrix

Detailed Description

Ritz matrix is targeted matrix object what we want to calculate its eigen values and eigen vectors. In lattice QCD application, this is normally Dirac operator

Definition at line 19 of file ritz_quda.h.

Constructor & Destructor Documentation

RitzMat() [1/2]

quda::RitzMat::RitzMat ( DiracMatrix &  d, const QudaEigParam &  param  )

inline

Definition at line 36 of file ritz_quda.h.

RitzMat() [2/2]

quda::RitzMat::RitzMat ( DiracMatrix *  d, const QudaEigParam &  param  )

inline

Definition at line 40 of file ritz_quda.h.

~RitzMat()

quda::RitzMat::~RitzMat ( )

virtual

Definition at line 55 of file ritz_quda.cpp.

Member Function Documentation

deleteTmp()

void quda::RitzMat::deleteTmp ( cudaColorSpinorField **  a, const bool &  reset  ) const

protected

Definition at line 64 of file ritz_quda.cpp.

References a.

Referenced by operator()().

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newTmp()

bool quda::RitzMat::newTmp ( cudaColorSpinorField **  tmp, const cudaColorSpinorField &  a  ) const

protected

Definition at line 56 of file ritz_quda.cpp.

References a, param, QUDA_ZERO_FIELD_CREATE, and tmp.

Referenced by operator()().

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operator()()

void quda::RitzMat::operator()	(	cudaColorSpinorField &	out,
		const cudaColorSpinorField &	in
	)		const

Definition at line 17 of file ritz_quda.cpp.

References axpby(), quda::axpy(), cheby_param, deleteTmp(), dirac_mat, fabs(), fused_exterior_ndeg_tm_dslash_cuda_gen::i, in, N_Poly, newTmp(), out, quda::pow(), shift, tmp1, and tmp2.

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Friends And Related Function Documentation

DiracMatrix

friend class DiracMatrix

friend

Definition at line 21 of file ritz_quda.h.

Member Data Documentation

cheby_param

double* quda::RitzMat::cheby_param

protected

Definition at line 27 of file ritz_quda.h.

Referenced by operator()().

dirac_mat

const DiracMatrix& quda::RitzMat::dirac_mat

protected

Definition at line 24 of file ritz_quda.h.

Referenced by operator()().

N_Poly

int quda::RitzMat::N_Poly

protected

Definition at line 25 of file ritz_quda.h.

Referenced by operator()().

shift

double quda::RitzMat::shift

protected

Definition at line 26 of file ritz_quda.h.

Referenced by operator()().

tmp1

cudaColorSpinorField* quda::RitzMat::tmp1

mutableprotected

Definition at line 29 of file ritz_quda.h.

Referenced by operator()().

tmp2

cudaColorSpinorField* quda::RitzMat::tmp2

mutableprotected

Definition at line 30 of file ritz_quda.h.

Referenced by operator()().

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

• include/ritz_quda.h
• lib/ritz_quda.cpp