/*****************************************************************************
-** This is part of the CTSim program
-** Copyright (C) 1983-2000 Kevin Rosenberg
-**
-** $Id: ctrec.cpp,v 1.1 2000/06/07 02:29:05 kevin Exp $
-** $Log: ctrec.cpp,v $
-** Revision 1.1 2000/06/07 02:29:05 kevin
-** Initial C++ versions
-**
-** Revision 1.13 2000/06/05 01:33:25 kevin
-** BSpline changes
-**
-** Revision 1.12 2000/05/24 22:50:04 kevin
-** Added support for new SGP library
-**
-** Revision 1.11 2000/05/16 04:33:59 kevin
-** Improved option processing
-**
-** Revision 1.10 2000/05/11 01:06:30 kevin
-** Changed sprintf to snprintf
-**
-** Revision 1.9 2000/05/08 20:02:32 kevin
-** ANSI C changes
-**
-** Revision 1.8 2000/05/04 18:16:34 kevin
-** renamed filter definitions
-**
-** Revision 1.7 2000/05/03 08:49:50 kevin
-** Code cleanup
-**
-** Revision 1.6 2000/05/02 15:31:47 kevin
-** code cleaning
-**
-** Revision 1.5 2000/04/30 11:41:06 kevin
-** Cleaned up debugging code
+** FILE IDENTIFICATION
**
-** Revision 1.4 2000/04/30 10:13:27 kevin
-** Fixed MPI bugs
-**
-** Revision 1.3 2000/04/30 04:06:13 kevin
-** Update Raysum i/o routines
-** Fix MPI bug in ctrec (scatter_raysum) that referenced rs_global
-**
-** Revision 1.2 2000/04/29 23:24:56 kevin
-** *** empty log message ***
-**
-** Revision 1.1.1.1 2000/04/28 13:02:44 kevin
-** Initial CVS import for first public release
+** Name: ctrec.cpp
+** Purpose: Reconstruct an image from projections
+** Programmer: Kevin Rosenberg
+** Date Started: Aug 1984
**
+** This is part of the CTSim program
+** Copyright (C) 1983-2000 Kevin Rosenberg
**
+** $Id: ctrec.cpp,v 1.4 2000/06/08 16:43:10 kevin Exp $
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License (version 2) as
** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
******************************************************************************/
-/* FILE
- * ctrec.c Reconstruct an image from raysums
- *
- * DATE
- * Aug 84
- * Jul 99 -- Converted to ANSI C
- * Added MPI parallel processing
- */
-
#include "ct.h"
enum {O_INTERP, O_FILTER, O_FILTER_PARAM, O_BACKPROJ, O_VERBOSE, O_TRACE, O_HELP, O_DEBUG, O_VERSION};
}
-#ifdef MPI_CT
+#ifdef HAVE_MPI
static void mpi_scatter_rs (RAYSUM *rs_global, RAYSUM *rs_local, const int debug);
#endif
int
ctrec_main (const int argc, char *const argv[])
{
- IMAGE *im_global = NULL;
+ ImageFile *im_global = NULL;
RAYSUM *rs_global = NULL;
char *rs_name, *im_filename = NULL;
char remark[MAXREMARK];
char filt_name[80];
- int nx, ny;
double time_start = 0, time_end = 0;
char *endptr;
int opt_verbose = 0;
InterpolationType opt_interp = I_LINEAR;
int opt_interp_param = 1;
BackprojType opt_backproj = O_BPROJ_DIFF2;
-#ifdef MPI_CT
- IMAGE *im_local;
+ int nx, ny;
+#ifdef HAVE_MPI
+ ImageFile *im_local;
RAYSUM *rs_local;
int mpi_argc = argc;
char **mpi_argv = (char **) argv;
int mpi_nview, mpi_ndet;
double mpi_detinc, mpi_rotinc, mpi_phmlen;
double mpi_t1, mpi_t2, mpi_t, mpi_t_g;
- int ix;
- 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) {
+ if (mpi_ct.nproc > CT_MPI_MAX_PROCESS) {
sys_error(ERR_FATAL, "Number of mpi processes (%d) exceeds max processes (%d)",
- mpi_ct.nproc, MPI_MAX_PROCESS);
+ mpi_ct.nproc, CT_MPI_MAX_PROCESS);
exit(1);
}
#endif
-#ifdef MPI_CT
- time_start = MPI_Wtime();
+#ifdef HAVE_MPI
+ time_start = MPI::Wtime();
#else
time_start = td_current_sec();
#endif
-#ifdef MPI_CT
+#ifdef HAVE_MPI
if (mpi_ct.my_rank == 0) {
#endif
while (1) {
if (opt_verbose)
fprintf (stdout, "%s\n", remark);
-#ifdef MPI_CT
+#ifdef HAVE_MPI
}
#endif
-#ifdef MPI_CT
+#ifdef HAVE_MPI
if (mpi_ct.my_rank == 0) {
rs_global = raysum_open (rs_name);
raysum_read (rs_global);
mpi_rotinc = rs_global->rot_inc;
}
- mpi_t1 = MPI_Wtime();
- 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);
- MPI_Bcast(&opt_filter, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&opt_interp, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&opt_filter_param, 1, MPI_DOUBLE, 0, mpi_ct.comm);
- MPI_Bcast(&opt_interp_param, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&opt_backproj, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&mpi_ndet, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&mpi_nview, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&mpi_detinc, 1, MPI_DOUBLE, 0, mpi_ct.comm);
- MPI_Bcast(&mpi_phmlen, 1, MPI_DOUBLE, 0, mpi_ct.comm);
- MPI_Bcast(&mpi_rotinc, 1, MPI_DOUBLE, 0, mpi_ct.comm);
- MPI_Bcast(&nx, 1, MPI_INT, 0, mpi_ct.comm);
- MPI_Bcast(&ny, 1, MPI_INT, 0, mpi_ct.comm);
+ mpi_t1 = MPI::Wtime();
+ 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);
+ mpi_ct.comm.Bcast (&opt_filter, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&opt_interp, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&opt_filter_param, 1, MPI::DOUBLE, 0);
+ mpi_ct.comm.Bcast (&opt_interp_param, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&opt_backproj, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&mpi_ndet, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&mpi_nview, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&mpi_detinc, 1, MPI::DOUBLE, 0);
+ mpi_ct.comm.Bcast (&mpi_phmlen, 1, MPI::DOUBLE, 0);
+ mpi_ct.comm.Bcast (&mpi_rotinc, 1, MPI::DOUBLE, 0);
+ mpi_ct.comm.Bcast (&nx, 1, MPI::INT, 0);
+ mpi_ct.comm.Bcast (&ny, 1, MPI::INT, 0);
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 Bcast vars = %f secs, Max time = %f\n", mpi_t, mpi_t_g);
}
rs_local->rot_inc = mpi_rotinc;
if (opt_verbose)
- mpi_t1 = MPI_Wtime();
+ mpi_t1 = MPI::Wtime();
mpi_scatter_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 scatter rs = %f secs, Max time = %f sec\n", mpi_t, mpi_t_g);
}
if (mpi_ct.my_rank == 0) {
- im_global = image_create (im_filename, nx, ny);
- sdf_add_label (LT_HISTORY, rs_global->remark, rs_global->calctime, im_global->dfp_2d->dfp);
- sdf_add_empty_label (im_global->dfp_2d->dfp);
+ im_global = new ImageFile (im_filename, nx, ny);
+ im_global->adf.fileCreate();
}
- im_local = image_create (NULL, nx, ny);
+ im_local = new ImageFile (nx, ny);
#else
rs_global = raysum_open (rs_name);
raysum_read (rs_global);
if (opt_verbose)
print_raysum_info(rs_global);
- im_global = image_create (im_filename, nx, ny);
- sdf_add_label (LT_HISTORY, rs_global->remark, rs_global->calctime, im_global->dfp_2d->dfp);
- sdf_add_empty_label (im_global->dfp_2d->dfp);
+ im_global = new ImageFile (im_filename, nx, ny);
+ im_global->adf.fileCreate();
#endif
-#ifdef MPI_CT
- mpi_t1 = MPI_Wtime();
- image_reconst (im_local, rs_local, opt_filter, opt_filter_param,
+#ifdef HAVE_MPI
+ mpi_t1 = MPI::Wtime();
+ proj_reconst (*im_local, rs_local, opt_filter, opt_filter_param,
opt_interp, opt_interp_param, opt_backproj, opt_trace);
- 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 && opt_verbose)
printf("Time to reconstruct = %f, Max time = %f\n", mpi_t, mpi_t_g);
#else
- image_reconst (im_global, rs_global, opt_filter, opt_filter_param,
+ proj_reconst (*im_global, rs_global, opt_filter, opt_filter_param,
opt_interp, opt_interp_param, opt_backproj, opt_trace);
#endif
-#ifdef MPI_CT
+#ifdef HAVE_MPI
if (opt_verbose)
- mpi_t1 = MPI_Wtime();
+ mpi_t1 = MPI::Wtime();
+
+ int nxLocal = im_local->adf.nx();
+ int nyLocal = im_local->adf.ny();
+ ImageFileArray vLocal = im_local->getArray();
+ ImageFileArray vGlobal = NULL;
+ if (mpi_ct.my_rank == 0)
+ vGlobal = im_global->getArray();
- for (ix = 0; ix < im_local->nx; ix++) {
+ for (int ix = 0; ix < nxLocal; ix++) {
void *recvbuf = NULL;
if (mpi_ct.my_rank == 0)
- recvbuf = im_global->v[ix];
+ recvbuf = vGlobal[ix];
- MPI_Reduce(im_local->v[ix], recvbuf, im_local->ny, MPI_FLOAT, MPI_SUM, 0, mpi_ct.comm);
+ mpi_ct.comm.Reduce(vLocal[ix], recvbuf, nyLocal, im_local->getMPIDataType(), MPI::SUM, 0);
}
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 reduce image = %f secs, max time = %f\n", mpi_t, mpi_t_g);
}
if (mpi_ct.my_rank == 0)
- time_end = MPI_Wtime();
+ time_end = MPI::Wtime();
#else
time_end = td_current_sec();
#endif
-#ifdef MPI_CT
+#ifdef HAVE_MPI
if (mpi_ct.my_rank == 0)
#endif
{
raysum_close (rs_global);
- strncpy (im_global->remark, remark, sizeof(im_global->remark));
- im_global->calctime = time_end - time_start;
- image_save (im_global);
+ double calctime = time_end - time_start;
+ im_global->adf.arrayDataWrite ();
+ im_global->adf.labelAdd (Array2dFileLabel::L_HISTORY, rs_global->remark, rs_global->calctime);
+ im_global->adf.labelAdd (Array2dFileLabel::L_HISTORY, remark, calctime);
+ im_global->adf.fileClose ();
if (opt_verbose)
- fprintf (stdout, "Time active = %.2f\n", im_global->calctime);
+ cout << "Time active = " << calctime << " sec" << endl;
}
-#ifdef MPI_CT
- MPI_Finalize();
+#ifdef HAVE_MPI
+ MPI::Finalize();
#endif
return (0);
}
-#ifdef MPI_CT
+#ifdef HAVE_MPI
static void mpi_scatter_rs (RAYSUM *rs_global, RAYSUM *rs_local, const int opt_debug)
{
int iproc;
end_work_unit = mpi_ct.start_work_unit[iproc] + mpi_ct.local_work_units[iproc] - 1;
for (iw = mpi_ct.start_work_unit[iproc]; iw <= end_work_unit; iw++) {
- MPI_Send(&rs_global->view[iw]->ndet, 1, MPI_INT, iproc, 0, mpi_ct.comm);
- MPI_Send(&rs_global->view[iw]->view_angle, 1, MPI_DOUBLE, iproc, 0, mpi_ct.comm);
- MPI_Send(rs_global->view[iw]->detval, rs_global->ndet, MPI_FLOAT, iproc, 0, mpi_ct.comm);
+ mpi_ct.comm.Send(&rs_global->view[iw]->ndet, 1, MPI::INT, iproc, 0);
+ mpi_ct.comm.Send(&rs_global->view[iw]->view_angle, 1, MPI::DOUBLE, iproc, 0);
+ mpi_ct.comm.Send(rs_global->view[iw]->detval, rs_global->ndet, MPI::FLOAT, iproc, 0);
}
}
}
end_work_unit = mpi_ct.local_work_units[mpi_ct.my_rank] - 1;
for (iw = 0; iw <= end_work_unit; iw++) {
- MPI_Status status;
+ MPI::Status status;
- MPI_Recv(&rs_local->view[iw]->ndet, 1, MPI_INT, 0, 0, mpi_ct.comm, &status);
- MPI_Recv(&rs_local->view[iw]->view_angle, 1, MPI_DOUBLE, 0, 0, mpi_ct.comm, &status);
- MPI_Recv(rs_local->view[iw]->detval, rs_local->ndet, MPI_FLOAT, 0, 0, mpi_ct.comm, &status);
+ mpi_ct.comm.Recv(&rs_local->view[iw]->ndet, 1, MPI::INT, 0, 0, status);
+ mpi_ct.comm.Recv(&rs_local->view[iw]->view_angle, 1, MPI::DOUBLE, 0, 0, status);
+ mpi_ct.comm.Recv(rs_local->view[iw]->detval, rs_local->ndet, MPI::FLOAT, 0, 0, status);
}
rs_local->nview = mpi_ct.local_work_units[mpi_ct.my_rank];
if (opt_debug) {
- MPI_Barrier(MPI_COMM_WORLD);
+ mpi_ct.comm.Barrier();
fprintf(stdout, "Done with mpi_scatter_rs in process %2d\n", mpi_ct.my_rank);
}
}