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MPIMessageGrp Class Reference

The MPIMessageGrp class is an concrete implementation of MessageGrp that uses the MPI 1 library. More...

#include <messmpi.h>

Inheritance diagram for MPIMessageGrp

[legend]Collaboration diagram for MPIMessageGrp:

[legend]List of all members.

Public Methods
	MPIMessageGrp ()
	MPIMessageGrp (const Ref< KeyVal > &)
	~MPIMessageGrp ()
void	raw_send (int target, void *data, int nbyte)
void	raw_recv (int sender, void *data, int nbyte)
void	raw_sendt (int target, int type, void *data, int nbyte)
void	raw_recvt (int type, void *data, int nbyte)
int	probet (int type)
	Ask if a given typed message has been received.
int	last_source ()
	Returns information about the last message received or probed.
int	last_size ()
int	last_type ()
void	sync ()
	Synchronize all of the processors.
void	reduce (double *, int n, GrpReduce< double > &, double *scratch=0, int target=-1)
	Global generic reduction. More...
void	reduce (unsigned int *, int n, GrpReduce< unsigned int > &, unsigned int *scratch=0, int target=-1)
void	reduce (int *, int n, GrpReduce< int > &, int *scratch=0, int target=-1)
void	reduce (char *, int n, GrpReduce< char > &, char *scratch=0, int target=-1)
void	reduce (unsigned char *, int n, GrpReduce< unsigned char > &, unsigned char *scratch=0, int target=-1)
void	reduce (signed char *, int n, GrpReduce< signed char > &, signed char *scratch=0, int target=-1)
void	reduce (short *, int n, GrpReduce< short > &, short *scratch=0, int target=-1)
void	reduce (float *, int n, GrpReduce< float > &, float *scratch=0, int target=-1)
void	reduce (long *, int n, GrpReduce< long > &, long *scratch=0, int target=-1)
void	raw_bcast (void *data, int nbyte, int from)
Protected Methods
struct p4_cluster*	my_node_info (const char[], int &)
void	init (int argc=-1, char **argv=0)
Protected Attributes
void*	buf
int	bufsize
int	rnode
int	rtag
int	rlen
int	nlocal
int	nremote
char*	master
char*	jobid
struct MPIMessageGrp::p4_cluster *	remote_clusters

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Detailed Description

The MPIMessageGrp class is an concrete implementation of MessageGrp that uses the MPI 1 library.

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Member Function Documentation

void MPIMessageGrp::reduce ( double *, int n, GrpReduce< double > &, double * scratch = 0, int target = -1 ) [virtual]

Global generic reduction. Similar members exist for each of the basic types. Reimplemented from MessageGrp.

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

• messmpi.h

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