+++ /dev/null
-/*****************************************************************************
-** This is part of the CTSim program
-** Copyright (C) 1983-2000 Kevin Rosenberg
-**
-** PURPOSE
-** Generate raysum projections from phantom object
-**
-** HISTORY
-** 1984 -- Final DOS version
-** 1999 -- First UNIX version
-**
-** $Id: phm2rs.c,v 1.12 2000/05/24 22:50:04 kevin Exp $
-** $Log: phm2rs.c,v $
-** 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 1.9 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 2000/04/30 18:23:53 kevin
-** Code cleaning
-**
-** Revision 1.5 2000/04/30 10:13:27 kevin
-** Fixed MPI bugs
-**
-** Revision 1.4 2000/04/30 04:06:13 kevin
-** Update Raysum i/o routines
-** Fix MPI bug in ctrec (scatter_raysum) that referenced rs_global
-**
-** Revision 1.3 2000/04/29 23:24:56 kevin
-** *** empty log message ***
-**
-** Revision 1.2 2000/04/28 13:50:45 kevin
-** Removed Makefile Makefile.in that are automatically generated by autoconf
-**
-** Revision 1.1.1.1 2000/04/28 13:02:44 kevin
-** Initial CVS import for first public release
-**
-**
-**
-** 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
-** published by the Free Software Foundation.
-**
-** This program is distributed in the hope that it will be useful,
-** but WITHOUT ANY WARRANTY; without even the implied warranty of
-** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-** GNU General Public License for more details.
-**
-** You should have received a copy of the GNU General Public License
-** along with this program; if not, write to the Free Software
-** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-******************************************************************************/
-
-
-#include "ct.h"
-
-enum { O_PHANTOM, O_DESC, O_NRAY, O_ROTANGLE, O_PHMFILE,
- O_TRACE, O_VERBOSE, O_HELP, O_DEBUG, O_VERSION };
-
-static struct option phm2rs_options[] =
-{
- {"phantom", 1, 0, O_PHANTOM},
- {"phmfile", 1, 0, O_PHMFILE},
- {"desc", 1, 0, O_DESC},
- {"nray", 1, 0, O_NRAY},
- {"rotangle", 1, 0, O_ROTANGLE},
- {"trace", 1, 0, O_TRACE},
- {"verbose", 0, 0, O_VERBOSE},
- {"help", 0, 0, O_HELP},
- {"debug", 0, 0, O_DEBUG},
- {"version", 0, 0, O_VERSION},
- {0, 0, 0, 0}
-};
-
-
-void
-phm2rs_usage (const char *program)
-{
-#ifdef MPI_CT
-if (mpi_ct.my_rank == 0)
- {
-#endif
- fprintf(stdout,"usage: %s outfile ndet nview [--phantom phantom-name] [--phmfile filename] [OPTIONS]\n", kbasename(program));
- fprintf(stdout,"Calculate raysums (projections) through phantom object, either\n");
- fprintf(stdout,"a predefined --phantom or a --phmfile\n");
- fprintf(stdout,"\n");
- fprintf(stdout," outfile Name of output file for raysums\n");
- fprintf(stdout," ndet Number of detectors\n");
- fprintf(stdout," nview Number of rotated views\n");
- fprintf(stdout," --phantom Phantom to use for projection\n");
- fprintf(stdout," herman Herman head phantom\n");
- fprintf(stdout," rowland Rowland head phantom\n");
- fprintf(stdout," browland Bordered Rowland head phantom\n");
- fprintf(stdout," unitpulse Unit pulse phantom\n");
- fprintf(stdout," --phmfile Get Phantom from phantom file\n");
- fprintf(stdout," --desc Description of raysum\n");
- fprintf(stdout," --nray Number of rays per detector (default = 1)\n");
- fprintf(stdout," --rotangle Degrees to rotate view through, multiple of PI (default = 1)\n");
- fprintf(stdout," --trace Trace level to use\n");
- fprintf(stdout," none No tracing (default)\n");
- fprintf(stdout," text Trace text level\n");
- fprintf(stdout," phm Trace phantom image\n");
- fprintf(stdout," rays Trace rays\n");
- fprintf(stdout," plot Trace plot\n");
- fprintf(stdout," clipping Trace clipping\n");
- fprintf(stdout," --verbose Verbose mode\n");
- fprintf(stdout," --debug Debug mode\n");
- fprintf(stdout," --version Print version\n");
- fprintf(stdout," --help Print this help message\n");
-#ifdef MPI_CT
- }
- MPI_Abort(mpi_ct.comm, 1);
-#endif
-}
-
-#ifdef MPI_CT
-void mpi_gather_rs (RAYSUM *rs_global, RAYSUM *rs_local, const int opt_debug);
-#endif
-
-int
-phm2rs_main (const int argc, char *const argv[])
-{
- DETECTOR *det;
- PHANTOM *phm = NULL;
- RAYSUM *rs_global = NULL;
- char str[256], *opt_outfile = NULL, opt_desc[MAXREMARK+1];
- char opt_phmfilename[256];
- char *endptr, *endstr;
- int opt_ndet, opt_nview;
- int opt_nray = 1;
- int opt_trace = 0, opt_phmnum = -1;
- int opt_verbose = 0;
- int opt_debug = 0;
- double opt_rotangle = 1;
- double time_start = 0, time_end = 0;
-
-#ifndef MPI_CT
- time_start = td_current_sec();
-#else
- RAYSUM *rs_local;
- int mpi_argc = argc;
- 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);
-
- 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);
- }
- time_start = MPI_Wtime();
-#endif
-
-#ifdef MPI_CT
- if (mpi_ct.my_rank == 0) {
-#endif
- strcpy(opt_desc, "");
- strcpy(opt_phmfilename, "");
- while (1) {
- int c = getopt_long(argc, argv, "", phm2rs_options, NULL);
- char *endptr = NULL;
- char *endstr;
-
- if (c == -1)
- break;
-
- switch (c) {
- case O_PHANTOM:
- if ((opt_phmnum = opt_set_phantom (optarg)) < 0) {
- phm2rs_usage(argv[0]);
- return (1);
- }
- phm = phm_create (opt_phmnum);
- break;
- case O_PHMFILE:
-#ifdef MPI_CT
- if (mpi_ct.my_rank == 0)
- fprintf(stderr, "Can not read phantom from file in MPI mode\n");
- return (1);
-#endif
- strncpy(opt_phmfilename, optarg, sizeof(opt_phmfilename));
- phm = phm_create_from_file(opt_phmfilename);
- break;
- case O_VERBOSE:
- opt_verbose = 1;
- break;
- case O_DEBUG:
- opt_debug = 1;
- break;
- break;
- case O_TRACE:
- if ((opt_trace = opt_set_trace(optarg)) < 0) {
- phm2rs_usage(argv[0]);
- return (1);
- }
- break;
- case O_DESC:
- strncpy(opt_desc, optarg, sizeof(opt_desc));
- break;
- case O_ROTANGLE:
- opt_rotangle = strtod(optarg, &endptr);
- endstr = optarg + strlen(optarg);
- if (endptr != endstr) {
- fprintf(stderr,"Error setting --rotangle to %s\n", optarg);
- phm2rs_usage(argv[0]);
- return (1);
- }
- break;
- case O_NRAY:
- opt_nray = strtol(optarg, &endptr, 10);
- endstr = optarg + strlen(optarg);
- if (endptr != endstr) {
- fprintf(stderr,"Error setting --nray to %s\n", optarg);
- phm2rs_usage(argv[0]);
- return (1);
- }
- break;
- case O_VERSION:
-#ifdef VERSION
- fprintf(stdout, "Version %s\n", VERSION);
-#else
- fprintf(stderr, "Unknown version number");
-#endif
- exit(0);
- case O_HELP:
- case '?':
- phm2rs_usage(argv[0]);
- return (0);
- default:
- phm2rs_usage(argv[0]);
- return (1);
- }
- }
-
- if (phm == NULL) {
- fprintf(stderr, "No phantom defined\n");
- phm2rs_usage(argv[0]);
- return (1);
- }
- if (optind + 3 != argc) {
- phm2rs_usage(argv[0]);
- return (1);
- }
-
- opt_outfile = argv[optind];
- opt_ndet = strtol(argv[optind+1], &endptr, 10);
- endstr = argv[optind+1] + strlen(argv[optind+1]);
- if (endptr != endstr) {
- fprintf(stderr,"Error setting --ndet to %s\n", argv[optind+1]);
- phm2rs_usage(argv[0]);
- return (1);
- }
- opt_nview = strtol(argv[optind+2], &endptr, 10);
- endstr = argv[optind+2] + strlen(argv[optind+2]);
- if (endptr != endstr) {
- fprintf(stderr,"Error setting --nview to %s\n", argv[optind+2]);
- phm2rs_usage(argv[0]);
- return (1);
- }
-
- snprintf(str, sizeof(str),
- "Raysum_Collect: NDet=%d, Nview=%d, NRay=%d, RotAngle=%.2f, ",
- opt_ndet, opt_nview, opt_nray, opt_rotangle);
- if (opt_phmfilename[0]) {
- strncat(str, "Phantom=", sizeof(str));
- strncat(str, opt_phmfilename, sizeof(str));
- } else if (opt_phmnum != -1) {
- strncat(str, "Phantom=", sizeof(str));
- strncat(str, name_of_phantom(opt_phmnum), sizeof(str));
- }
- if (opt_desc[0]) {
- strncat(str, ": ", sizeof(str));
- strncat(str, opt_desc, sizeof(str));
- }
- strncpy(opt_desc, str, sizeof(opt_desc));
-#ifdef MPI_CT
- }
-#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);
-
- if (mpi_ct.my_rank > 0 && opt_phmnum >= 0)
- phm = phm_create (opt_phmnum);
-#endif
-
- opt_rotangle *= PI;
- det = detector_create (phm, DETECTOR_PARALLEL, opt_ndet, opt_nview, opt_nray, opt_rotangle);
-
-#ifdef MPI_CT
- mpi_ct_calc_work_units(opt_nview);
- if (mpi_ct.my_rank == 0) {
- rs_global = raysum_create_from_det (opt_outfile, det);
- raysum_alloc_views(rs_global);
- }
-
- rs_local = raysum_create_from_det (NULL, det);
- rs_local->nview = mpi_ct.local_work_units[mpi_ct.my_rank];
- if (opt_debug)
- printf("rs_local->nview = %d (process %d)\n", rs_local->nview, mpi_ct.my_rank);
-
- if (opt_verbose)
- 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_t = mpi_t2 - mpi_t1;
- MPI_Reduce(&mpi_t, &mpi_t_g, 1, MPI_DOUBLE, MPI_MAX, 0, mpi_ct.comm);
- 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_gather_rs(rs_global, rs_local, opt_debug);
- if (opt_verbose) {
- 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);
- if (mpi_ct.my_rank == 0)
- printf("Time to gather rs = %f secs, Max = %f secs\n", mpi_t, mpi_t_g);
- }
-#else
- rs_global = raysum_create_from_det (opt_outfile, det);
- raysum_collect (rs_global, det, phm, 0, opt_trace, FALSE);
-#endif
-
-#ifndef MPI_CT
- time_end = td_current_sec();
-#else
- time_end = MPI_Wtime();
- if (mpi_ct.my_rank == 0)
-#endif
- {
- rs_global->calctime = time_end - time_start;
- strncpy (rs_global->remark, opt_desc, sizeof(rs_global->remark));
- if (opt_verbose) {
- fprintf(stdout, "Remark: %s\n", rs_global->remark);
- fprintf(stdout, "Time active = %.2f secs\n", rs_global->calctime);
- }
- }
-
-#ifdef MPI_CT
- if (mpi_ct.my_rank == 0)
-#endif
- {
- raysum_write (rs_global);
- raysum_close (rs_global);
- }
-
- phm_free (phm);
- detector_free (det);
-
- return (0);
-}
-
-
-/* FUNCTION
- * mpi_gather_rs
- *
- * SYNOPSIS
- * Gather's raysums from all processes in rs_local in rs_global in process 0
- */
-
-#ifdef MPI_CT
-void mpi_gather_rs (RAYSUM *rs_global, RAYSUM *rs_local, const int opt_debug)
-{
- int iproc;
- int end_work_unit;
- int iw;
-
- 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);
- }
-
- if (mpi_ct.my_rank == 0) {
- for (iproc = 0; iproc < mpi_ct.nproc; iproc++) {
- end_work_unit = mpi_ct.start_work_unit[iproc]
- + mpi_ct.local_work_units[iproc]
- - 1;
-
- if (opt_debug)
- 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_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);
- }
- }
- }
-
-}
-#endif
-
-
-#ifndef NO_MAIN
-int
-main (const int argc, char *const argv[])
-{
- return (phm2rs_main(argc, argv));
-}
-#endif
-
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