dftfe::elpaScalaManager Class Reference

Manager class for ELPA and ScaLAPACK. More...

#include <elpaScalaManager.h>

Public Member Functions
unsigned int	getScalapackBlockSize () const
std::shared_ptr< const dftfe::ProcessGrid >	getProcessGridDftfeScalaWrapper () const
void	processGridELPASetup (const unsigned int na, const dftParameters &dftParams)
void	elpaDeallocateHandles (const dftParameters &dftParams)
elpa_t &	getElpaHandle ()
elpa_t &	getElpaHandlePartialEigenVec ()
elpa_autotune_t &	getElpaAutoTuneHandle ()
const MPI_Comm &	getMPICommunicator () const
	Get relevant mpi communicator.
	elpaScalaManager (const MPI_Comm &mpi_comm_replica)
	Constructor.
	~elpaScalaManager ()
	Destructor.

Public Attributes
MPI_Comm	d_mpi_communicator
elpa_t	d_elpaHandle
	ELPA handle.
elpa_t	d_elpaHandlePartialEigenVec
	ELPA handle for partial eigenvectors of full proj ham.
elpa_autotune_t	d_elpaAutoTuneHandle
	ELPA autotune handle.
MPI_Comm	d_processGridCommunicatorActive
	processGrid mpi communicator
MPI_Comm	d_processGridCommunicatorActivePartial
unsigned int	d_scalapackBlockSize
	ScaLAPACK distributed format block size.
std::shared_ptr< const dftfe::ProcessGrid >	d_processGridDftfeWrapper

Detailed Description

Manager class for ELPA and ScaLAPACK.

Author

Sambit Das

Constructor & Destructor Documentation

elpaScalaManager()

dftfe::elpaScalaManager::elpaScalaManager

(

const MPI_Comm &

mpi_comm_replica

)

Constructor.

~elpaScalaManager()

dftfe::elpaScalaManager::~elpaScalaManager

(

)

Destructor.

Member Function Documentation

elpaDeallocateHandles()

void dftfe::elpaScalaManager::elpaDeallocateHandles

(

const dftParameters &

dftParams

)

getElpaAutoTuneHandle()

elpa_autotune_t & dftfe::elpaScalaManager::getElpaAutoTuneHandle ( )

inline

getElpaHandle()

elpa_t & dftfe::elpaScalaManager::getElpaHandle ( )

inline

getElpaHandlePartialEigenVec()

elpa_t & dftfe::elpaScalaManager::getElpaHandlePartialEigenVec ( )

inline

getMPICommunicator()

const MPI_Comm & dftfe::elpaScalaManager::getMPICommunicator

(

)

const

Get relevant mpi communicator.

Returns

mpi communicator

getProcessGridDftfeScalaWrapper()

std::shared_ptr< const dftfe::ProcessGrid > dftfe::elpaScalaManager::getProcessGridDftfeScalaWrapper ( ) const

inline

getScalapackBlockSize()

unsigned int dftfe::elpaScalaManager::getScalapackBlockSize ( ) const

inline

processGridELPASetup()

void dftfe::elpaScalaManager::processGridELPASetup	(	const unsigned int	na,
		const dftParameters &	dftParams )

Member Data Documentation

d_elpaAutoTuneHandle

elpa_autotune_t dftfe::elpaScalaManager::d_elpaAutoTuneHandle

ELPA autotune handle.

d_elpaHandle

elpa_t dftfe::elpaScalaManager::d_elpaHandle

ELPA handle.

d_elpaHandlePartialEigenVec

elpa_t dftfe::elpaScalaManager::d_elpaHandlePartialEigenVec

ELPA handle for partial eigenvectors of full proj ham.

d_mpi_communicator

MPI_Comm dftfe::elpaScalaManager::d_mpi_communicator

d_processGridCommunicatorActive

MPI_Comm dftfe::elpaScalaManager::d_processGridCommunicatorActive

processGrid mpi communicator

d_processGridCommunicatorActivePartial

MPI_Comm dftfe::elpaScalaManager::d_processGridCommunicatorActivePartial

d_processGridDftfeWrapper

std::shared_ptr<const dftfe::ProcessGrid> dftfe::elpaScalaManager::d_processGridDftfeWrapper

d_scalapackBlockSize

unsigned int dftfe::elpaScalaManager::d_scalapackBlockSize

ScaLAPACK distributed format block size.

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

• workspace/include/elpaScalaManager.h