DetermineGlobalSize.cpp File Reference

#include <stdio.h>
#include <math.h>
#include "../../../shared/shared.h"
#include "../../../shared/Numerics/types.h"

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Functions
int	DetermineGlobalSize (int local_size, ISSM_MPI_Comm comm)

Function Documentation

DetermineGlobalSize()

int DetermineGlobalSize	(	int	local_size,
		ISSM_MPI_Comm	comm
	)

Definition at line 10 of file DetermineGlobalSize.cpp.

                                                          {
 
   /*output: */
   int  global_size;
 
   ISSM_MPI_Reduce(&local_size, &global_size, 1, ISSM_MPI_INT, ISSM_MPI_SUM, 0, comm);
   ISSM_MPI_Bcast(&global_size,1,ISSM_MPI_INT,0,comm);
 
   return global_size;
 
}