escript::MPIScalarReducer Class Reference

#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 ()
virtual bool	valueCompatible (boost::python::object v)=0
virtual bool	reduceLocalValue (boost::python::object v, std::string &errstring)=0
virtual void	reset ()=0
virtual std::string	description ()=0
virtual bool	checkRemoteCompatibility (JMPI &mpi_info, std::string &errstring)=0
virtual void	setDomain (Domain_ptr dom)
virtual bool	reduceRemoteValues (MPI_Comm &comm)=0
bool	hasValue ()
virtual bool	canClash ()
virtual bool	recvFrom (int localid, int source, JMPI &mpiinfo)=0
virtual bool	sendTo (int localid, int target, JMPI &mpiinfo)=0
virtual double	getDouble ()
virtual boost::python::object	getPyObj ()=0
virtual void	newRunJobs ()
virtual void	clear ()
virtual void	copyValueFrom (boost::shared_ptr< AbstractReducer > &src)=0

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().

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

• MPIScalarReducer.h
• MPIScalarReducer.cpp