NAME¶
PGASetCommunicator - Set the default communicator to use when PGARun is called.
DESCRIPTION¶
Does not necessarily need to be the same as the number of processes in
MPI_COMM_WORLD (which is the default).
- ctx
- - context variable
- comm
- - communicator to use
OUTPUT PARAMETERS¶
- none
-
SYNOPSIS¶
#include "pgapack.h"
void PGASetCommunicator(ctx, comm)
PGAContext *ctx
MPI_Comm comm
LOCATION¶
parallel.c
EXAMPLE¶
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);