cart_comm.hpp File Reference

#include <utils/Vector.hpp>
#include <boost/mpi/communicator.hpp>
#include <boost/mpi/exception.hpp>
#include <mpi.h>
#include <cstddef>
#include <utility>

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Classes
struct	Utils::Mpi::CartInfo< dim >
	Information about a cartesian communicator. More...

Namespaces
namespace	Utils
namespace	Utils::Mpi

Functions
template<std::size_t dim>
Vector< int, dim >	Utils::Mpi::dims_create (int nodes)
	Wrapper around MPI_Dims_create.
template<std::size_t dim>
boost::mpi::communicator	Utils::Mpi::cart_create (boost::mpi::communicator const &comm, Vector< int, dim > const &dims, bool reorder=true, Vector< int, dim > const &periodicity=Vector< int, dim >::broadcast(1))
	Wrapper around MPI_Cart_create.
template<std::size_t dims>
Vector3i	Utils::Mpi::cart_coords (boost::mpi::communicator const &comm, int rank)
	Wrapper around MPI_Cart_coords.
template<std::size_t dims>
int	Utils::Mpi::cart_rank (boost::mpi::communicator const &comm, const Vector< int, dims > &pos)
	Wrapper around MPI_Cart_rank.
std::pair< int, int >	Utils::Mpi::cart_shift (boost::mpi::communicator const &comm, int direction, int displacement)
	Wrapper around MPI_Cart_shift.
template<std::size_t dim>
Utils::Vector< int, 2 *dim >	Utils::Mpi::cart_neighbors (const boost::mpi::communicator &comm)
	Calculates the numbers of the nearest neighbors for a node.
template<std::size_t dim>
CartInfo< dim >	Utils::Mpi::cart_get (const boost::mpi::communicator &comm)
	Wrapper around MPI_Cart_get.