MPI_Cart_get
--- Retrieves Cartesian topology information associated with a
communicator
Input Parameters
- comm
- communicator with cartesian structure (handle)
- maxdims
- length of vectors dims, periods , and coords in the calling program (integer)
Output Parameters
- dims
- number of processes for each cartesian dimension (array of integer)
- periods
- periodicity (true /false ) for each cartesian dimension (array of logical)
- coords
- coordinates of calling process in cartesian structure (array of integer)
Synopsis
#include "mpi.h"
int MPI_Cart_get ( comm, maxdims, dims, periods, coords )
MPI_Comm comm;
int maxdims;
int *dims, *periods, *coords;
Location: cart_get.c