Files
src_old/examples/H5Part/write_setnumparticles.c
T

39 lines
824 B
C

#include <stdlib.h>
#include "H5hut.h"
#define NUM_PARTICLES 3
int
main (
int argc,
char* argv[]
){
h5_file_t file;
int nprocs = 0;
int myproc = 0;
int step = 0;
MPI_Comm comm = MPI_COMM_WORLD;
MPI_Init (&argc,&argv);
MPI_Comm_size (comm,&nprocs);
MPI_Comm_rank (comm,&myproc);
h5_int64_t id[NUM_PARTICLES];
h5_int64_t num_particles = NUM_PARTICLES;
for (int i = 0; i < num_particles; i++) {
id[i] = i + num_particles * myproc;
}
file = H5OpenFile ("parttest.h5", H5_O_WRONLY, comm);
H5SetStep (file, step);
H5PartSetNumParticles (file,num_particles);
H5PartWriteDataInt64 (file, "id", id);
H5CloseFile(file);
MPI_Finalize ();
}