TRIQS/mpi 1.3.0
C++ interface to MPI
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array.hpp File Reference
#include "./communicator.hpp"
#include "./ranges.hpp"
#include "./utils.hpp"
#include <mpi.h>
#include <array>
#include <cstddef>

Detailed Description

Provides an MPI broadcast, reduce, scatter and gather for std::vector.

Definition in file array.hpp.

Go to the source code of this file.

Functions

template<typename T , std::size_t N>
void mpi::mpi_broadcast (std::array< T, N > &arr, communicator c={}, int root=0)
 Implementation of an MPI broadcast for a std::arr.
 
template<typename T , std::size_t N>
auto mpi::mpi_reduce (std::array< T, N > const &arr, communicator c={}, int root=0, bool all=false, MPI_Op op=MPI_SUM)
 Implementation of an MPI reduce for a std::array.
 
template<typename T , std::size_t N>
void mpi::mpi_reduce_in_place (std::array< T, N > &arr, communicator c={}, int root=0, bool all=false, MPI_Op op=MPI_SUM)
 Implementation of an in-place MPI reduce for a std::array.