parallelUtil.h File Reference

#include <mpi.h>
#include <string>
#include <vector>
#include <thread>

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Data Structures
struct	util::parallel::MpiStatus
	Struct that stores MPI-related information. More...

Namespaces
namespace	util
	Collection of methods useful in simulation.
namespace	util::parallel
	Implements some key functions and classes regularly used in the code when running with MPI.

Functions
void	util::parallel::initMpi (int argc=0, char *argv[]=nullptr)
	Initializes MPI and also creates MpiStatus struct.
void	util::parallel::initMpiStatus ()
	Initializes MpiStatus struct.
bool	util::parallel::isMpiEnabled ()
	Function to check if MPI is enabled.
int	util::parallel::mpiSize ()
	Get size (number) of processors.
int	util::parallel::mpiRank ()
	get rank (id) of this processor
MPI_Comm	util::parallel::mpiComm ()
	Get MPI comm.
const MpiStatus *	util::parallel::getMpiStatus ()
	Returns pointer to MpiStatus struct.
void	util::parallel::initNThreads (unsigned int nThreads=std::thread::hardware_concurrency())
	Initializes MpiStatus struct.
unsigned int	util::parallel::getNThreads ()
	Get number of threads to be used by taskflow.