65 lines
1.9 KiB
C++
65 lines
1.9 KiB
C++
/*
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(c) Thales group, 2012
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation;
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version 2 of the License.
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This library is distributed in the hope that it will be useful,
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but 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 USA
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Contact: http://eodev.sourceforge.net
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Authors:
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Benjamin Bouvier <benjamin.bouvier@gmail.com>
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*/
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# ifndef __MPI_NODE_H__
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# define __MPI_NODE_H__
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# include "implMpi.h"
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namespace bmpi = mpi;
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namespace eo
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{
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namespace mpi
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{
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/**
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* @brief Global object used to reach mpi::communicator everywhere.
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*
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* mpi::communicator is the main object used to send and receive messages between the different hosts of
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* a MPI algorithm.
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*
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* @ingroup MPI
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*/
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class Node
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{
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public:
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/**
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* @brief Initializes the MPI environment with argc and argv.
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*
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* Should be called at the beginning of every parallel program.
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*
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* @param argc Main's argc
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* @param argv Main's argv
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*/
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static void init( int argc, char** argv );
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/**
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* @brief Returns the global mpi::communicator
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*/
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static bmpi::communicator& comm();
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protected:
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static bmpi::communicator _comm;
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};
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}
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}
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# endif // __MPI_NODE_H__
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