quda::MPCG Class Reference

#include <invert_quda.h>

Inheritance diagram for quda::MPCG:

Collaboration diagram for quda::MPCG:

Public Member Functions
	MPCG (DiracMatrix &mat, SolverParam &param, TimeProfile &profile)
virtual	~MPCG ()
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 Member Functions
void	computeMatrixPowers (cudaColorSpinorField out[], cudaColorSpinorField &in, int nvec)
void	computeMatrixPowers (std::vector< cudaColorSpinorField > &out, std::vector< cudaColorSpinorField > &in, int nsteps)

Private Attributes
const DiracMatrix &	mat

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 452 of file invert_quda.h.

Constructor & Destructor Documentation

MPCG()

quda::MPCG::MPCG	(	DiracMatrix &	mat,
		SolverParam &	param,
		TimeProfile &	profile
	)

Definition at line 93 of file inv_mpcg_quda.cpp.

~MPCG()

quda::MPCG::~MPCG ( )

virtual

Definition at line 99 of file inv_mpcg_quda.cpp.

Member Function Documentation

computeMatrixPowers() [1/2]

void quda::MPCG::computeMatrixPowers ( cudaColorSpinorField  out[], cudaColorSpinorField &  in, int  nvec  )

private

Definition at line 103 of file inv_mpcg_quda.cpp.

References fused_exterior_ndeg_tm_dslash_cuda_gen::i, in, mat, nvec, and out.

Referenced by operator()().

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computeMatrixPowers() [2/2]

void quda::MPCG::computeMatrixPowers ( std::vector< cudaColorSpinorField > &  out, std::vector< cudaColorSpinorField > &  in, int  nsteps  )

private

Definition at line 113 of file inv_mpcg_quda.cpp.

References fused_exterior_ndeg_tm_dslash_cuda_gen::i, in, mat, and out.

operator()()

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

virtual

Implements quda::Solver.

Definition at line 203 of file inv_mpcg_quda.cpp.

References quda::blas::ax(), quda::blas::axpy(), b, quda::computeCoeffs(), computeMatrixPowers(), quda::Solver::convergence(), csParam, d, errorQuda, gamma(), fused_exterior_ndeg_tm_dslash_cuda_gen::i, quda::it, mat, quda::SolverParam::maxiter, mu, quda::blas::norm2(), quda::Solver::param, printfQuda, quda::Solver::PrintStats(), quda::Solver::PrintSummary(), quda::Solver::profile, quda::QUDA_PROFILE_INIT, QUDA_ZERO_FIELD_CREATE, R, quda::SolverParam::residual_type, s, quda::sqrt(), quda::Solver::stopping(), quda::SolverParam::tol, quda::SolverParam::true_res, quda::SolverParam::true_res_hq, V, w, x, quda::blas::xmyNorm(), quda::blas::zero(), and quda::zero().

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Member Data Documentation

mat

const DiracMatrix& quda::MPCG::mat

private

Definition at line 454 of file invert_quda.h.

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

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

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