quda::PreconCG Class Reference

#include <invert_quda.h>

Inheritance diagram for quda::PreconCG:

Collaboration diagram for quda::PreconCG:

Public Member Functions
	PreconCG (DiracMatrix &mat, DiracMatrix &matSloppy, DiracMatrix &matPrecon, SolverParam &param, TimeProfile &profile)
virtual	~PreconCG ()
void	operator() (ColorSpinorField &out, ColorSpinorField &in)
Public Member Functions inherited from quda::Solver
	Solver (SolverParam &param, TimeProfile &profile)
virtual	~Solver ()
virtual void	solve (ColorSpinorField &out, ColorSpinorField &in)
bool	convergence (const double &r2, const double &hq2, const double &r2_tol, const double &hq_tol)
bool	convergenceHQ (const double &r2, const double &hq2, const double &r2_tol, const double &hq_tol)
bool	convergenceL2 (const double &r2, const double &hq2, const double &r2_tol, const double &hq_tol)
void	PrintStats (const char *, int k, const double &r2, const double &b2, const double &hq2)
void	PrintSummary (const char *name, int k, const double &r2, const double &b2)
virtual double	flops () const

Private Attributes
const DiracMatrix &	mat
const DiracMatrix &	matSloppy
const DiracMatrix &	matPrecon
Solver *	K
SolverParam	Kparam

Additional Inherited Members
Static Public Member Functions inherited from quda::Solver
static Solver *	create (SolverParam &param, DiracMatrix &mat, DiracMatrix &matSloppy, DiracMatrix &matPrecon, TimeProfile &profile)
static double	stopping (const double &tol, const double &b2, QudaResidualType residual_type)
Protected Attributes inherited from quda::Solver
SolverParam &	param
TimeProfile &	profile

Detailed Description

Definition at line 468 of file invert_quda.h.

Constructor & Destructor Documentation

PreconCG()

quda::PreconCG::PreconCG	(	DiracMatrix &	mat,
		DiracMatrix &	matSloppy,
		DiracMatrix &	matPrecon,
		SolverParam &	param,
		TimeProfile &	profile
	)

Definition at line 39 of file inv_pcg_quda.cpp.

References errorQuda, quda::fillInnerSolverParam(), quda::SolverParam::inv_type_precondition, K, Kparam, matPrecon, quda::Solver::param, quda::Solver::profile, QUDA_CG_INVERTER, QUDA_INVALID_INVERTER, QUDA_MR_INVERTER, and QUDA_SD_INVERTER.

Here is the call graph for this function:

~PreconCG()

quda::PreconCG::~PreconCG ( )

virtual

Definition at line 56 of file inv_pcg_quda.cpp.

References K, quda::Solver::profile, and quda::QUDA_PROFILE_FREE.

Member Function Documentation

operator()()

void quda::PreconCG::operator() ( ColorSpinorField &  out, ColorSpinorField &  in  )

virtual

Implements quda::Solver.

Definition at line 65 of file inv_pcg_quda.cpp.

References quda::axpy(), quda::blas::axpyCGNorm(), quda::blas::axpyZpbx(), b, commGlobalReductionSet(), quda::Solver::convergence(), quda::copy(), csParam, quda::SolverParam::delta, delta, e, quda::blas::flops, quda::DiracMatrix::flops(), getVerbosity(), quda::SolverParam::gflops, quda::blas::HeavyQuarkResidualNorm(), quda::SolverParam::iter, K, quda::TimeProfile::Last(), mat, matPrecon, matSloppy, quda::SolverParam::max_res_increase, quda::SolverParam::max_res_increase_total, quda::SolverParam::maxiter, quda::norm2(), p, quda::Solver::param, quda::SolverParam::precision_precondition, quda::SolverParam::precision_sloppy, printfQuda, quda::Solver::PrintStats(), quda::Solver::profile, QUDA_COPY_FIELD_CREATE, QUDA_HEAVY_QUARK_RESIDUAL, quda::QUDA_PROFILE_COMPUTE, quda::QUDA_PROFILE_EPILOGUE, quda::QUDA_PROFILE_FREE, quda::QUDA_PROFILE_INIT, quda::QUDA_PROFILE_PREAMBLE, QUDA_REFERENCE_FIELD_CREATE, QUDA_VERBOSE, QUDA_ZERO_FIELD_CREATE, quda::blas::reDotProduct(), quda::SolverParam::residual_type, quda::SolverParam::secs, quda::sqrt(), quda::Solver::stopping(), quda::SolverParam::tol, quda::SolverParam::tol_hq, quda::SolverParam::true_res, quda::SolverParam::true_res_hq, updateR(), quda::SolverParam::use_sloppy_partial_accumulator, warningQuda, x, quda::blas::xmyNorm(), quda::blas::xpay(), quda::blas::xpy(), y, z, and quda::zero().

Here is the call graph for this function:

Member Data Documentation

K

Solver* quda::PreconCG::K

private

Definition at line 474 of file invert_quda.h.

Referenced by operator()(), PreconCG(), and ~PreconCG().

Kparam

SolverParam quda::PreconCG::Kparam

private

Definition at line 475 of file invert_quda.h.

Referenced by PreconCG().

mat

const DiracMatrix& quda::PreconCG::mat

private

Definition at line 470 of file invert_quda.h.

Referenced by operator()().

matPrecon

const DiracMatrix& quda::PreconCG::matPrecon

private

Definition at line 472 of file invert_quda.h.

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

matSloppy

const DiracMatrix& quda::PreconCG::matSloppy

private

Definition at line 471 of file invert_quda.h.

Referenced by operator()().

---

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

• include/invert_quda.h
• lib/inv_pcg_quda.cpp