** 1984 -- Final DOS version
** 1999 -- First UNIX version
**
-** $Id: phm2rs.cpp,v 1.1 2000/06/07 02:29:05 kevin Exp $
+** $Id: phm2rs.cpp,v 1.2 2000/06/07 10:12:05 kevin Exp $
** $Log: phm2rs.cpp,v $
+** Revision 1.2 2000/06/07 10:12:05 kevin
+** Upgraded from MPI to MPI++
+**
** Revision 1.1 2000/06/07 02:29:05 kevin
** Initial C++ versions
**
void
phm2rs_usage (const char *program)
{
-#ifdef MPI_CT
+#ifdef HAVE_MPI
if (mpi_ct.my_rank == 0)
{
#endif
fprintf(stdout," --debug Debug mode\n");
fprintf(stdout," --version Print version\n");
fprintf(stdout," --help Print this help message\n");
-#ifdef MPI_CT
+#ifdef HAVE_MPI
}
- MPI_Abort(mpi_ct.comm, 1);
+ mpi_ct.comm.Abort(1);
#endif
}
-#ifdef MPI_CT
+#ifdef HAVE_MPI
void mpi_gather_rs (RAYSUM *rs_global, RAYSUM *rs_local, const int opt_debug);
#endif
double opt_rotangle = 1;
double time_start = 0, time_end = 0;
-#ifndef MPI_CT
+#ifndef HAVE_MPI
time_start = td_current_sec();
#else
RAYSUM *rs_local;
char **mpi_argv = (char **) argv;
double mpi_t1 = 0, mpi_t2 = 0, mpi_t, mpi_t_g;
- MPI_Init(&mpi_argc, &mpi_argv);
- MPI_Comm_dup (MPI_COMM_WORLD, &mpi_ct.comm);
- MPI_Comm_size(mpi_ct.comm, &mpi_ct.nproc);
- MPI_Comm_rank(mpi_ct.comm, &mpi_ct.my_rank);
+ MPI::Init (mpi_argc, mpi_argv);
+ mpi_ct.comm = MPI::COMM_WORLD.Dup ();
+ mpi_ct.nproc = mpi_ct.comm.Get_size();
+ mpi_ct.my_rank = mpi_ct.comm.Get_rank();
- if (mpi_ct.nproc > MPI_MAX_PROCESS) {
- sys_error(ERR_FATAL, "Number of mpi processes (%d) exceeds max processes (%d)", mpi_ct.nproc, MPI_MAX_PROCESS);
- exit(1);
+ if (mpi_ct.nproc > CT_MPI_MAX_PROCESS) {
+ sys_error(ERR_FATAL, "Number of mpi processes (%d) exceeds max processes (%d)",
+ mpi_ct.nproc, CT_MPI_MAX_PROCESS);
}
- time_start = MPI_Wtime();
+
+ time_start = MPI::Wtime();
#endif
-#ifdef MPI_CT
+#ifdef HAVE_MPI
if (mpi_ct.my_rank == 0) {
#endif
strcpy(opt_desc, "");
phm = phm_create (opt_phmnum);
break;
case O_PHMFILE:
-#ifdef MPI_CT
+#ifdef HAVE_MPI
if (mpi_ct.my_rank == 0)
fprintf(stderr, "Can not read phantom from file in MPI mode\n");
return (1);
strncat(str, opt_desc, sizeof(str));
}
strncpy(opt_desc, str, sizeof(opt_desc));
-#ifdef MPI_CT
+#ifdef HAVE_MPI
}
#endif
-#ifdef MPI_CT
- MPI_Barrier(mpi_ct.comm);
- MPI_Bcast(&opt_rotangle, 1, MPI_DOUBLE, 0, mpi_ct.comm);
- MPI_Bcast(&opt_nview, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&opt_ndet, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&opt_nray, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&opt_phmnum, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&opt_verbose, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&opt_debug, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&opt_trace, 1, MPI_INT, 0, mpi_ct.comm);
+#ifdef HAVE_MPI
+ mpi_ct.comm.Barrier ();
+ mpi_ct.comm.Bcast (&opt_rotangle, 1, MPI::DOUBLE, 0);
+ mpi_ct.comm.Bcast (&opt_nview, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&opt_ndet, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&opt_nray, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&opt_phmnum, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&opt_verbose, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&opt_debug, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&opt_trace, 1, MPI::INT, 0);
if (mpi_ct.my_rank > 0 && opt_phmnum >= 0)
phm = phm_create (opt_phmnum);
opt_rotangle *= PI;
det = detector_create (phm, DETECTOR_PARALLEL, opt_ndet, opt_nview, opt_nray, opt_rotangle);
-#ifdef MPI_CT
+#ifdef HAVE_MPI
mpi_ct_calc_work_units(opt_nview);
if (mpi_ct.my_rank == 0) {
rs_global = raysum_create_from_det (opt_outfile, det);
printf("rs_local->nview = %d (process %d)\n", rs_local->nview, mpi_ct.my_rank);
if (opt_verbose)
- mpi_t1 = MPI_Wtime();
+ mpi_t1 = MPI::Wtime();
raysum_collect (rs_local, det, phm, mpi_ct.start_work_unit[mpi_ct.my_rank], opt_trace, FALSE);
if (opt_verbose) {
- mpi_t2 = MPI_Wtime();
+ mpi_t2 = MPI::Wtime();
mpi_t = mpi_t2 - mpi_t1;
- MPI_Reduce(&mpi_t, &mpi_t_g, 1, MPI_DOUBLE, MPI_MAX, 0, mpi_ct.comm);
+ mpi_ct.comm.Reduce(&mpi_t, &mpi_t_g, 1, MPI::DOUBLE, MPI::MAX, 0);
if (mpi_ct.my_rank == 0)
printf("Time to collect rs = %f secs, Max = %f secs\n", mpi_t, mpi_t_g);
}
if (opt_verbose)
- mpi_t1 = MPI_Wtime();
+ mpi_t1 = MPI::Wtime();
mpi_gather_rs(rs_global, rs_local, opt_debug);
if (opt_verbose) {
- mpi_t2 = MPI_Wtime();
+ mpi_t2 = MPI::Wtime();
mpi_t = mpi_t2 - mpi_t1;
- MPI_Reduce(&mpi_t, &mpi_t_g, 1, MPI_DOUBLE, MPI_MAX, 0, mpi_ct.comm);
+ mpi_ct.comm.Reduce(&mpi_t, &mpi_t_g, 1, MPI::DOUBLE, MPI::MAX, 0);
if (mpi_ct.my_rank == 0)
printf("Time to gather rs = %f secs, Max = %f secs\n", mpi_t, mpi_t_g);
}
raysum_collect (rs_global, det, phm, 0, opt_trace, FALSE);
#endif
-#ifndef MPI_CT
+#ifndef HAVE_MPI
time_end = td_current_sec();
#else
- time_end = MPI_Wtime();
+ time_end = MPI::Wtime();
if (mpi_ct.my_rank == 0)
#endif
{
}
}
-#ifdef MPI_CT
+#ifdef HAVE_MPI
if (mpi_ct.my_rank == 0)
#endif
{
* Gather's raysums from all processes in rs_local in rs_global in process 0
*/
-#ifdef MPI_CT
+#ifdef HAVE_MPI
void mpi_gather_rs (RAYSUM *rs_global, RAYSUM *rs_local, const int opt_debug)
{
int iproc;
end_work_unit = mpi_ct.local_work_units[mpi_ct.my_rank] - 1;
for (iw = 0; iw <= end_work_unit; iw++) {
- MPI_Send(&rs_local->view[iw]->view_angle, 1, MPI_DOUBLE, 0, 0, mpi_ct.comm);
- MPI_Send(&rs_local->view[iw]->ndet, 1, MPI_INT, 0, 0, mpi_ct.comm);
- MPI_Send(rs_local->view[iw]->detval, rs_local->ndet, MPI_FLOAT, 0, 0, mpi_ct.comm);
+ mpi_ct.comm.Send(&rs_local->view[iw]->view_angle, 1, MPI::DOUBLE, 0, 0);
+ mpi_ct.comm.Send(&rs_local->view[iw]->ndet, 1, MPI::INT, 0, 0);
+ mpi_ct.comm.Send(rs_local->view[iw]->detval, rs_local->ndet, MPI::FLOAT, 0, 0);
}
if (mpi_ct.my_rank == 0) {
fprintf(stdout, "Recv rs data from process %d\n", iproc);
for (iw = mpi_ct.start_work_unit[iproc]; iw <= end_work_unit; iw++) {
- MPI_Status status;
+ MPI::Status status;
- MPI_Recv(&rs_global->view[iw]->view_angle, 1, MPI_DOUBLE, iproc, 0, mpi_ct.comm, &status);
- MPI_Recv(&rs_global->view[iw]->ndet, 1, MPI_INT, iproc, 0, mpi_ct.comm, &status);
- MPI_Recv(rs_global->view[iw]->detval, rs_global->ndet, MPI_FLOAT, iproc, 0, mpi_ct.comm, &status);
+ mpi_ct.comm.Recv(&rs_global->view[iw]->view_angle, 1, MPI::DOUBLE, iproc, 0, status);
+ mpi_ct.comm.Recv(&rs_global->view[iw]->ndet, 1, MPI::INT, iproc, 0, status);
+ mpi_ct.comm.Recv(rs_global->view[iw]->detval, rs_global->ndet, MPI::FLOAT, iproc, 0, status);
}
}
}