DOKK / manpages / debian 13 / librheolef-dev / communicator.4rheolef.en
communicator(4rheolef) communicator(4rheolef)

communicator - MPI communicator for C++ (rheolef-7.2)

In a distributed environment, this class wraps the MPI usual communicator for C++, as provided by the boost::mpi library. In a sequential environment, a dummy class is provided for compatibility purpose.

communicator comm;
cout << 'my_proc = ' << comm.rank() << endl

<< 'nb_proc = ' << comm.size() << endl;

This documentation has been generated from file linalg/lib/communicator.h

struct communicator {

typedef std::vector<int>::size_type size_type;
int size() const;
int rank() const; };

Pierre Saramito <Pierre.Saramito@imag.fr>

Copyright (C) 2000-2018 Pierre Saramito <Pierre.Saramito@imag.fr> GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

Version 7.2 rheolef