Files
mlpack/fastlib/trilinos/include/Epetra_SerialDistributor.h
T

134 lines
4.2 KiB
C++

//@HEADER
/*
************************************************************************
Epetra: Linear Algebra Services Package
Copyright (2001) Sandia Corporation
Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
license for use of this work by or on behalf of the U.S. Government.
This library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
This library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA
Questions? Contact Michael A. Heroux (maherou@sandia.gov)
************************************************************************
*/
//@HEADER
#ifndef EPETRA_SERIALDISTRIBUTOR_H
#define EPETRA_SERIALDISTRIBUTOR_H
#include "Epetra_Object.h"
#include "Epetra_Distributor.h"
class Epetra_SerialComm;
//! Epetra_SerialDistributor: The Epetra Serial implementation of the Epetra_Distributor Gather/Scatter Setup Class.
/*! The Epetra_SerialDistributor class is an Serial implement of Epetra_Distributor that is essentially a trivial class
since a serial machine is a trivial parallel machine.
An Epetra_SerialDistributor object is actually produced by calling a method in the Epetra_SerialComm class.
*/
class Epetra_SerialDistributor: public Epetra_Object, public virtual Epetra_Distributor {
public:
//! @name Constructor/Destructor
//@{
//! Constructor.
Epetra_SerialDistributor(const Epetra_SerialComm & Comm);
//! Epetra_SerialDistributor Copy Constructor.
Epetra_SerialDistributor(const Epetra_SerialDistributor & Plan);
//! Clone method
Epetra_Distributor * Clone(){return(dynamic_cast<Epetra_Distributor *>(new Epetra_SerialDistributor(*this)));};
//! Epetra_Comm Destructor.
virtual ~Epetra_SerialDistributor();
//@}
int CreateFromSends( const int & NumExportIDs,
const int * ExportPIDs,
bool Deterministic,
int & NumRemoteIDs );
int CreateFromRecvs( const int & NumRemoteIDs,
const int * RemoteGIDs,
const int * RemotePIDs,
bool Deterministic,
int & NumExportIDs,
int *& ExportGIDs,
int *& ExportPIDs);
int Do (char * export_objs,
int obj_size,
int & len_import_objs,
char *& import_objs);
int DoReverse(char * export_objs,
int obj_size,
int & len_import_objs,
char *& import_objs);
int DoPosts(char * export_objs,
int obj_size,
int & len_import_objs,
char *& import_objs);
int DoWaits();
int DoReversePosts(char * export_objs,
int obj_size,
int & len_import_objs,
char *& import_objs);
int DoReverseWaits();
int Do (char * export_objs,
int obj_size,
int *& sizes,
int & len_import_objs,
char *& import_objs);
int DoReverse(char * export_objs,
int obj_size,
int *& sizes,
int & len_import_objs,
char *& import_objs);
int DoPosts(char * export_objs,
int obj_size,
int *& sizes,
int & len_import_objs,
char *& import_objs);
int DoReversePosts(char * export_objs,
int obj_size,
int *& sizes,
int & len_import_objs,
char *& import_objs);
virtual void Print(ostream & os) const;
private:
int nrecvs_;
int nsends_;
};
#endif /* EPETRA_SERIALDISTRIBUTOR_H */