escript: escript::MPIScalarReducer Class Reference

escript Revision_

#include <MPIScalarReducer.h>

Inheritance diagram for escript::MPIScalarReducer:

Public Member Functions
	MPIScalarReducer (MPI_Op op)

	~MPIScalarReducer ()

void	setDomain (Domain_ptr d)

bool	valueCompatible (boost::python::object v)

bool	reduceLocalValue (boost::python::object v, std::string &errstring)

void	reset ()

bool	checkRemoteCompatibility (JMPI &mpiInfo, std::string &errstring)

void	getCompatibilityInfo (std::vector< unsigned > &params)

bool	reduceRemoteValues (MPI_Comm &com)

std::string	description ()

bool	recvFrom (int localid, int source, JMPI &mpiinfo)

bool	sendTo (int localid, int target, JMPI &mpiinfo)

double	getDouble ()

virtual boost::python::object	getPyObj ()

bool	groupSend (MPI_Comm &com, bool imsending)

bool	canClash ()

bool	groupReduce (MPI_Comm &com, char mystate)

void	copyValueFrom (boost::shared_ptr< AbstractReducer > &src)

void	newRunJobs ()

Public Member Functions inherited from escript::AbstractReducer
virtual	~AbstractReducer ()

bool	hasValue ()

virtual void	clear ()

Private Attributes
double	value

MPI_Op	reduceop

double	identity

bool	had_an_export_this_round

Additional Inherited Members
Protected Attributes inherited from escript::AbstractReducer
bool	valueadded

bool	had_an_export_this_round

Static Protected Attributes inherited from escript::AbstractReducer
static const int	PARAMTAG =120567

Constructor & Destructor Documentation

◆ MPIScalarReducer()

MPIScalarReducer::MPIScalarReducer ( MPI_Op op )

References identity, MPI_MAX, MPI_MIN, MPI_OP_NULL, MPI_SUM, and escript::AbstractReducer::valueadded.

◆ ~MPIScalarReducer()

escript::MPIScalarReducer::~MPIScalarReducer ( )

inline

Member Function Documentation

◆ canClash()

bool MPIScalarReducer::canClash ( )

virtual

Reimplemented from escript::AbstractReducer.

References MPI_OP_NULL, and reduceop.

◆ checkRemoteCompatibility()

bool MPIScalarReducer::checkRemoteCompatibility	(	JMPI &	mpiInfo,
		std::string &	errstring
	)

virtual

Implements escript::AbstractReducer.

◆ copyValueFrom()

void MPIScalarReducer::copyValueFrom ( boost::shared_ptr< AbstractReducer > & src )

virtual

Implements escript::AbstractReducer.

References value, and escript::AbstractReducer::valueadded.

◆ description()

std::string MPIScalarReducer::description ( )

virtual

Implements escript::AbstractReducer.

References MPI_MAX, MPI_MIN, MPI_OP_NULL, MPI_SUM, and reduceop.

◆ getCompatibilityInfo()

void MPIScalarReducer::getCompatibilityInfo ( std::vector< unsigned > & params )

◆ getDouble()

double MPIScalarReducer::getDouble ( )

virtual

Reimplemented from escript::AbstractReducer.

References value.

◆ getPyObj()

boost::python::object MPIScalarReducer::getPyObj ( )

virtual

Implements escript::AbstractReducer.

References value.

◆ groupReduce()

bool escript::MPIScalarReducer::groupReduce	(	MPI_Comm &	com,
		char	mystate
	)

◆ groupSend()

bool escript::MPIScalarReducer::groupSend	(	MPI_Comm &	com,
		bool	imsending
	)

◆ newRunJobs()

void MPIScalarReducer::newRunJobs ( )

virtual

Reimplemented from escript::AbstractReducer.

References had_an_export_this_round.

◆ recvFrom()

bool MPIScalarReducer::recvFrom	(	int	localid,
		int	source,
		JMPI &	mpiinfo
	)

virtual

Implements escript::AbstractReducer.

References MPI_DOUBLE, escript::AbstractReducer::PARAMTAG, and value.

◆ reduceLocalValue()

bool MPIScalarReducer::reduceLocalValue	(	boost::python::object	v,
		std::string &	errstring
	)

virtual

Implements escript::AbstractReducer.

References had_an_export_this_round, MPI_OP_NULL, reduceop, reset(), value, and escript::AbstractReducer::valueadded.

◆ reduceRemoteValues()

bool MPIScalarReducer::reduceRemoteValues ( MPI_Comm & com )

virtual

Implements escript::AbstractReducer.

References MPI_DOUBLE, MPI_OP_NULL, reduceop, reset(), and value.

◆ reset()

void MPIScalarReducer::reset ( )

virtual

Implements escript::AbstractReducer.

References value, and escript::AbstractReducer::valueadded.

Referenced by reduceLocalValue(), and reduceRemoteValues().

◆ sendTo()

bool MPIScalarReducer::sendTo	(	int	localid,
		int	target,
		JMPI &	mpiinfo
	)

virtual

Implements escript::AbstractReducer.

References MPI_DOUBLE, escript::AbstractReducer::PARAMTAG, and value.

◆ setDomain()

void MPIScalarReducer::setDomain ( escript::Domain_ptr d )

virtual

Reimplemented from escript::AbstractReducer.

◆ valueCompatible()

bool MPIScalarReducer::valueCompatible ( boost::python::object v )

virtual

Implements escript::AbstractReducer.

Member Data Documentation

◆ had_an_export_this_round

bool escript::MPIScalarReducer::had_an_export_this_round

private

Referenced by newRunJobs(), and reduceLocalValue().

◆ identity

double escript::MPIScalarReducer::identity

private

Referenced by MPIScalarReducer().

◆ reduceop

MPI_Op escript::MPIScalarReducer::reduceop

private

Referenced by canClash(), description(), reduceLocalValue(), and reduceRemoteValues().

◆ value

double escript::MPIScalarReducer::value

private

Referenced by copyValueFrom(), getDouble(), getPyObj(), recvFrom(), reduceLocalValue(), reduceRemoteValues(), reset(), and sendTo().

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