PGASetCommunicator4

Usage

#include "pgapack.h"
void  PGASetCommunicator(ctx, comm)
PGAContext *ctx
MPI_Comm comm

Overview

Does not necessarily need to be the same as the number of processes in MPI_COMM_WORLD (which is the default).

Input parameters

Output parameters

none

Location

parallel.c

Examples

Example:
MPI_Comm mycomm;
PGAContext *ctx,
double f(PGAContext *ctx, int p, int pop);
:
ctx = PGACreate(&argc, argv, PGA_DATATYPE_BINARY, 100, PGA_MAXIMIZE);
PGASetCommunicator(ctx, mycomm);
PGASetUp(ctx);
PGARun(ctx, f);
PGADestroy(ctx);