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