oops/mpi/mpi.cc File Reference

#include "oops/mpi/mpi.h"
#include <numeric>
#include <string>
#include <utility>
#include "eckit/exception/Exceptions.h"
#include "oops/util/DateTime.h"

Include dependency graph for oops/mpi/mpi.cc:

Go to the source code of this file.

Namespaces
	anonymous_namespace{mpi.cc}
	oops
	The namespace for the main oops code.
	oops::mpi

Functions
std::pair< std::vector< char >, std::vector< size_t > >	anonymous_namespace{mpi.cc}::encodeStrings (const std::vector< std::string > &strings)
	Join strings into a single character array before MPI transfer. More...
std::vector< std::string >	anonymous_namespace{mpi.cc}::decodeStrings (const std::vector< char > &charArray, const std::vector< size_t > &lengths)
	Split a character array into multiple strings. More...
const eckit::mpi::Comm &	oops::mpi::world ()
	Default communicator with all MPI tasks (ie MPI_COMM_WORLD) More...
const eckit::mpi::Comm &	oops::mpi::myself ()
	Default communicator with each MPI task by itself. More...
void	oops::mpi::gather (const eckit::mpi::Comm &comm, const std::vector< double > &send, std::vector< double > &recv, const size_t root)
void	oops::mpi::allGather (const eckit::mpi::Comm &comm, const Eigen::VectorXd &sendbuf, Eigen::MatrixXd &recvbuf)
void	oops::mpi::allGatherv (const eckit::mpi::Comm &comm, std::vector< util::DateTime > &x)
	Perform the MPI all gather operation on a vector of DateTime objects. More...
void	oops::mpi::allGatherv (const eckit::mpi::Comm &comm, std::vector< std::string > &x)
	Perform the MPI all gather operation on a vector of DateTime objects. More...
void	oops::mpi::exclusiveScan (const eckit::mpi::Comm &comm, size_t &x)
	Perform the exclusive scan operation. More...