PLMD::Atoms::DomainDecomposition Class Reference

Inheritance diagram for PLMD::Atoms::DomainDecomposition:

Public Member Functions
	DomainDecomposition ()
void	Abort (int code)
	Wrapper to MPI_Abort.
template<class T, class S>
void	Allgather (const T &sendbuf, S &recvbuf)
	Wrapper for MPI_Allgatherv (reference).
template<class T, class S>
void	Allgather (const T *sendbuf, int sendcount, S *recvbuf, int recvcount)
	Wrapper for MPI_Allgatherv (pointer).
void	Allgather (ConstData in, Data out)
	Wrapper for MPI_Allgather (data struct).
template<class T, class S>
void	Allgatherv (const T &sendbuf, S &recvbuf, const int *recvcounts, const int *displs)
	Wrapper for MPI_Allgatherv (reference).
template<class T, class S>
void	Allgatherv (const T *sendbuf, int sendcount, S *recvbuf, const int *recvcounts, const int *displs)
	Wrapper for MPI_Allgatherv (pointer).
void	Allgatherv (ConstData in, Data out, const int *, const int *)
	Wrapper for MPI_Allgatherv (data struct).
void	Barrier () const
	Wrapper to MPI_Barrier.
void	Bcast (Data, int)
	Wrapper for MPI_Bcast (data struct).
template<class T>
void	Bcast (T &buf, int root)
	Wrapper for MPI_Bcast (reference).
template<class T>
void	Bcast (T *buf, int count, int root)
	Wrapper for MPI_Bcast (pointer).
void	enable (Communicator &c)
MPI_Comm &	Get_comm ()
	Reference to MPI communicator.
int	Get_rank () const
	Obtain the rank of the present process.
int	Get_size () const
	Obtain the number of processes.
template<class T>
Request	Isend (const T &buf, int source, int tag)
	Wrapper for MPI_Isend (reference).
template<class T>
Request	Isend (const T *buf, int count, int source, int tag)
	Wrapper for MPI_Isend (pointer).
Request	Isend (ConstData, int, int)
	Wrapper for MPI_Isend (data struct).
void	Max (Data)
	Wrapper for MPI_Allreduce with MPI_MAX (data struct).
template<class T>
void	Max (T &buf)
	Wrapper for MPI_Allreduce with MPI_MAX (reference).
template<class T>
void	Max (T *buf, int count)
	Wrapper for MPI_Allreduce with MPI_MAX (pointer).
void	Min (Data)
	Wrapper for MPI_Allreduce with MPI_MIN (data struct).
template<class T>
void	Min (T &buf)
	Wrapper for MPI_Allreduce with MPI_MIN (reference).
template<class T>
void	Min (T *buf, int count)
	Wrapper for MPI_Allreduce with MPI_MIN (pointer).
	operator bool () const
void	Prod (Data)
	Wrapper for MPI_Allreduce with MPI_PROD (data struct).
template<class T>
void	Prod (T &buf)
	Wrapper for MPI_Allreduce with MPI_PROD (reference).
template<class T>
void	Prod (T *buf, int count)
	Wrapper for MPI_Allreduce with MPI_PROD (pointer).
void	Recv (Data, int, int, Status &s=StatusIgnore)
	Wrapper for MPI_Recv (data struct).
template<class T>
void	Recv (T &buf, int source, int tag, Status &s=StatusIgnore)
	Wrapper for MPI_Recv (reference).
template<class T>
void	Recv (T *buf, int count, int source, int tag, Status &s=StatusIgnore)
	Wrapper for MPI_Recv (pointer).
void	Set_comm (const TypesafePtr &comm)
	Set from a pointer to a real MPI communicator (C).
void	Set_comm (MPI_Comm comm)
	Set from a real MPI communicator.
void	Set_fcomm (const TypesafePtr &comm)
	Set from a pointer to a real MPI communicator (FORTRAN).
void	Split (int, int, Communicator &) const
	Wrapper to MPI_Comm_split.
void	Sum (Data)
	Wrapper for MPI_Allreduce with MPI_SUM (data struct).
template<class T>
void	Sum (T &buf)
	Wrapper for MPI_Allreduce with MPI_SUM (reference).
template<class T>
void	Sum (T *buf, int count)
	Wrapper for MPI_Allreduce with MPI_SUM (pointer).

Static Public Member Functions
static bool	initialized ()
	Tests if MPI library is initialized.
static bool	plumedHasMPI ()
	Runtime acces to the __PLUMED_HAS_MPI definition.

Public Attributes
bool	async
std::vector< int >	indexToBeReceived
std::vector< int >	indexToBeSent
std::vector< Communicator::Request >	mpi_request_index
std::vector< Communicator::Request >	mpi_request_positions
bool	on
std::vector< double >	positionsToBeReceived
std::vector< double >	positionsToBeSent

Static Public Attributes
static Status	StatusIgnore
	Special status used when status should be ignored.

Static Private Member Functions
template<>
MPI_Datatype	getMPIType ()
template<>
MPI_Datatype	getMPIType ()
template<>
MPI_Datatype	getMPIType ()
template<>
MPI_Datatype	getMPIType ()
template<>
MPI_Datatype	getMPIType ()
template<>
MPI_Datatype	getMPIType ()
template<>
MPI_Datatype	getMPIType ()
template<>
MPI_Datatype	getMPIType ()
template<>
MPI_Datatype	getMPIType ()
template<class T>
static MPI_Datatype	getMPIType ()
	Function returning the MPI type.

Private Attributes
MPI_Comm	communicator
	Communicator.

Constructor & Destructor Documentation

DomainDecomposition()

PLMD::Atoms::DomainDecomposition::DomainDecomposition ( )

inline

Member Function Documentation

Abort()

void PLMD::Communicator::Abort ( int code )

inherited

Wrapper to MPI_Abort.

Parameters

code	Error code

Allgather() [1/3]

template<class T, class S>

void PLMD::Communicator::Allgather ( const T & sendbuf, S & recvbuf )

inlineinherited

Wrapper for MPI_Allgatherv (reference).

Allgather() [2/3]

template<class T, class S>

void PLMD::Communicator::Allgather ( const T * sendbuf, int sendcount, S * recvbuf, int recvcount )

inlineinherited

Wrapper for MPI_Allgatherv (pointer).

Allgather() [3/3]

void PLMD::Communicator::Allgather ( ConstData in, Data out )

inherited

Wrapper for MPI_Allgather (data struct).

Allgatherv() [1/3]

template<class T, class S>

void PLMD::Communicator::Allgatherv ( const T & sendbuf, S & recvbuf, const int * recvcounts, const int * displs )

inlineinherited

Wrapper for MPI_Allgatherv (reference).

Allgatherv() [2/3]

template<class T, class S>

void PLMD::Communicator::Allgatherv ( const T * sendbuf, int sendcount, S * recvbuf, const int * recvcounts, const int * displs )

inlineinherited

Wrapper for MPI_Allgatherv (pointer).

Allgatherv() [3/3]

void PLMD::Communicator::Allgatherv ( ConstData in, Data out, const int * recvcounts, const int * displs )

inherited

Wrapper for MPI_Allgatherv (data struct).

Barrier()

void PLMD::Communicator::Barrier ( ) const

inherited

Wrapper to MPI_Barrier.

Bcast() [1/3]

void PLMD::Communicator::Bcast ( Data data, int root )

inherited

Wrapper for MPI_Bcast (data struct).

Bcast() [2/3]

template<class T>

void PLMD::Communicator::Bcast ( T & buf, int root )

inlineinherited

Wrapper for MPI_Bcast (reference).

Bcast() [3/3]

template<class T>

void PLMD::Communicator::Bcast ( T * buf, int count, int root )

inlineinherited

Wrapper for MPI_Bcast (pointer).

enable()

void PLMD::Atoms::DomainDecomposition::enable

(

Communicator &

c

)

Get_comm()

MPI_Comm & PLMD::Communicator::Get_comm ( )

inherited

Reference to MPI communicator.

Get_rank()

int PLMD::Communicator::Get_rank ( ) const

inherited

Obtain the rank of the present process.

Get_size()

int PLMD::Communicator::Get_size ( ) const

inherited

Obtain the number of processes.

getMPIType() [1/10]

template<>

MPI_Datatype PLMD::Communicator::getMPIType ( )

staticprivateinherited

getMPIType() [2/10]

template<>

MPI_Datatype PLMD::Communicator::getMPIType ( )

staticprivateinherited

getMPIType() [3/10]

template<>

MPI_Datatype PLMD::Communicator::getMPIType ( )

staticprivateinherited

getMPIType() [4/10]

template<>

MPI_Datatype PLMD::Communicator::getMPIType ( )

staticprivateinherited

getMPIType() [5/10]

template<>

MPI_Datatype PLMD::Communicator::getMPIType ( )

staticprivateinherited

getMPIType() [6/10]

template<>

MPI_Datatype PLMD::Communicator::getMPIType ( )

staticprivateinherited

getMPIType() [7/10]

template<>

MPI_Datatype PLMD::Communicator::getMPIType ( )

staticprivateinherited

getMPIType() [8/10]

template<>

MPI_Datatype PLMD::Communicator::getMPIType ( )

staticprivateinherited

getMPIType() [9/10]

template<>

MPI_Datatype PLMD::Communicator::getMPIType ( )

staticprivateinherited

getMPIType() [10/10]

template<class T>

MPI_Datatype PLMD::Communicator::getMPIType ( )

staticprivateinherited

Function returning the MPI type.

You can use it to access to the MPI type of a C++ type, e.g. MPI_Datatype type=getMPIType<double>();

initialized()

bool PLMD::Communicator::initialized ( )

staticinherited

Tests if MPI library is initialized.

Isend() [1/3]

template<class T>

Request PLMD::Communicator::Isend ( const T & buf, int source, int tag )

inlineinherited

Wrapper for MPI_Isend (reference).

Isend() [2/3]

template<class T>

Request PLMD::Communicator::Isend ( const T * buf, int count, int source, int tag )

inlineinherited

Wrapper for MPI_Isend (pointer).

Isend() [3/3]

Communicator::Request PLMD::Communicator::Isend ( ConstData data, int source, int tag )

inherited

Wrapper for MPI_Isend (data struct).

Max() [1/3]

void PLMD::Communicator::Max ( Data data )

inherited

Wrapper for MPI_Allreduce with MPI_MAX (data struct).

Max() [2/3]

template<class T>

void PLMD::Communicator::Max ( T & buf )

inlineinherited

Wrapper for MPI_Allreduce with MPI_MAX (reference).

Max() [3/3]

template<class T>

void PLMD::Communicator::Max ( T * buf, int count )

inlineinherited

Wrapper for MPI_Allreduce with MPI_MAX (pointer).

Min() [1/3]

void PLMD::Communicator::Min ( Data data )

inherited

Wrapper for MPI_Allreduce with MPI_MIN (data struct).

Min() [2/3]

template<class T>

void PLMD::Communicator::Min ( T & buf )

inlineinherited

Wrapper for MPI_Allreduce with MPI_MIN (reference).

Min() [3/3]

template<class T>

void PLMD::Communicator::Min ( T * buf, int count )

inlineinherited

Wrapper for MPI_Allreduce with MPI_MIN (pointer).

operator bool()

PLMD::Atoms::DomainDecomposition::operator bool ( ) const

inline

plumedHasMPI()

bool PLMD::Communicator::plumedHasMPI ( )

staticinherited

Runtime acces to the __PLUMED_HAS_MPI definition.

Prod() [1/3]

void PLMD::Communicator::Prod ( Data data )

inherited

Wrapper for MPI_Allreduce with MPI_PROD (data struct).

Prod() [2/3]

template<class T>

void PLMD::Communicator::Prod ( T & buf )

inlineinherited

Wrapper for MPI_Allreduce with MPI_PROD (reference).

Prod() [3/3]

template<class T>

void PLMD::Communicator::Prod ( T * buf, int count )

inlineinherited

Wrapper for MPI_Allreduce with MPI_PROD (pointer).

Recv() [1/3]

void PLMD::Communicator::Recv ( Data data, int source, int tag, Status & s = StatusIgnore )

inherited

Wrapper for MPI_Recv (data struct).

Recv() [2/3]

template<class T>

void PLMD::Communicator::Recv ( T & buf, int source, int tag, Status & s = StatusIgnore )

inlineinherited

Wrapper for MPI_Recv (reference).

Recv() [3/3]

template<class T>

void PLMD::Communicator::Recv ( T * buf, int count, int source, int tag, Status & s = StatusIgnore )

inlineinherited

Wrapper for MPI_Recv (pointer).

Set_comm() [1/2]

void PLMD::Communicator::Set_comm ( const TypesafePtr & comm )

inherited

Set from a pointer to a real MPI communicator (C).

Parameters

comm	Pointer to a C MPI communicator

Set_comm() [2/2]

void PLMD::Communicator::Set_comm ( MPI_Comm comm )

inherited

Set from a real MPI communicator.

Parameters

comm	MPI communicator

Set_fcomm()

void PLMD::Communicator::Set_fcomm ( const TypesafePtr & comm )

inherited

Set from a pointer to a real MPI communicator (FORTRAN).

Parameters

comm	Pointer to a FORTRAN MPI communicator (INTEGER)

Split()

void PLMD::Communicator::Split ( int color, int key, Communicator & pc ) const

inherited

Wrapper to MPI_Comm_split.

Sum() [1/3]

void PLMD::Communicator::Sum ( Data data )

inherited

Wrapper for MPI_Allreduce with MPI_SUM (data struct).

Sum() [2/3]

template<class T>

void PLMD::Communicator::Sum ( T & buf )

inlineinherited

Wrapper for MPI_Allreduce with MPI_SUM (reference).

Sum() [3/3]

template<class T>

void PLMD::Communicator::Sum ( T * buf, int count )

inlineinherited

Wrapper for MPI_Allreduce with MPI_SUM (pointer).

Member Data Documentation

async

bool PLMD::Atoms::DomainDecomposition::async

communicator

MPI_Comm PLMD::Communicator::communicator

privateinherited

Communicator.

indexToBeReceived

std::vector<int> PLMD::Atoms::DomainDecomposition::indexToBeReceived

indexToBeSent

std::vector<int> PLMD::Atoms::DomainDecomposition::indexToBeSent

mpi_request_index

std::vector<Communicator::Request> PLMD::Atoms::DomainDecomposition::mpi_request_index

mpi_request_positions

std::vector<Communicator::Request> PLMD::Atoms::DomainDecomposition::mpi_request_positions

on

bool PLMD::Atoms::DomainDecomposition::on

positionsToBeReceived

std::vector<double> PLMD::Atoms::DomainDecomposition::positionsToBeReceived

positionsToBeSent

std::vector<double> PLMD::Atoms::DomainDecomposition::positionsToBeSent

StatusIgnore

Communicator::Status PLMD::Communicator::StatusIgnore

staticinherited

Special status used when status should be ignored.

E.g. Recv(a,0,1,Communicator::StatusIgnore); Notice that this is the default for Recv, so this is equivalent to Recv(a,0,1);

---

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

• core/Atoms.h
• core/Atoms.cpp