+++ /dev/null
-/*****************************************************************************
-** FILE IDENTIFICATION
-**
-** Name: phm2rs.cpp
-** Purpose: Take projections of a phantom object
-** Programmer: Kevin Rosenberg
-** Date Started: 1984
-**
-** This is part of the CTSim program
-** Copyright (C) 1983-2000 Kevin Rosenberg
-**
-** $Id: phm2rs.cpp,v 1.6 2000/06/15 19:07:10 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
-** 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"
-#include "timer.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)
-{
- cout << "usage: " << fileBasename(program) << " outfile ndet nview [--phantom phantom-name] [--phmfile filename] [OPTIONS]" << endl;
- cout << "Calculate raysums (projections) through phantom object, either" << endl;
- cout << "a predefined --phantom or a --phmfile" << endl;
- cout << "" << endl;
- cout << " outfile Name of output file for raysums" << endl;
- cout << " ndet Number of detectors" << endl;
- cout << " nview Number of rotated views" << endl;
- cout << " --phantom Phantom to use for projection" << endl;
- cout << " herman Herman head phantom" << endl;
- cout << " rowland Rowland head phantom" << endl;
- cout << " browland Bordered Rowland head phantom" << endl;
- cout << " unitpulse Unit pulse phantom" << endl;
- cout << " --phmfile Get Phantom from phantom file" << endl;
- cout << " --desc Description of raysum" << endl;
- cout << " --nray Number of rays per detector (default = 1)" << endl;
- cout << " --rotangle Degrees to rotate view through, multiple of PI (default = 1)" << endl;
- cout << " --trace Trace level to use" << endl;
- cout << " none No tracing (default)" << endl;
- cout << " text Trace text level" << endl;
- cout << " phm Trace phantom image" << endl;
- cout << " rays Trace rays" << endl;
- cout << " plot Trace plot" << endl;
- cout << " clipping Trace clipping" << endl;
- cout << " --verbose Verbose mode" << endl;
- cout << " --debug Debug mode" << endl;
- cout << " --version Print version" << endl;
- cout << " --help Print this help message" << endl;
-}
-
-#ifdef HAVE_MPI
-void GatherProjectionsMPI (MPIWorld& mpiWorld, RAYSUM *rsGlobal, RAYSUM *rsLocal, const int opt_debug);
-#endif
-
-int
-phm2rs_main (int argc, char* argv[])
-{
- Detector *det;
- Phantom phm;
- RAYSUM *rsGlobal = NULL;
- char *opt_outfile = NULL;
- string opt_desc;
- string opt_phmfilename;
- char *endptr, *endstr;
- int opt_ndet, opt_nview;
- int opt_nray = 1;
- int opt_trace = 0;
- int opt_phmnum = -1;
- int opt_verbose = 0;
- int opt_debug = 0;
- double opt_rotangle = 1;
-
-#ifdef HAVE_MPI
- RAYSUM *rsLocal;
- MPIWorld mpiWorld (argc, argv);
-#endif
-
- Timer timerProgram;
-
-#ifdef HAVE_MPI
- if (mpiWorld.getRank() == 0) {
-#endif
- 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.create (opt_phmnum);
- break;
- case O_PHMFILE:
-#ifdef HAVE_MPI
- if (mpiWorld.getRank() == 0)
- cerr << "Can not read phantom from file in MPI mode" << endl;
- return (1);
-#endif
- opt_phmfilename = optarg;
- phm.createFromFile (opt_phmfilename.c_str());
- 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:
- opt_desc = optarg;
- break;
- case O_ROTANGLE:
- opt_rotangle = strtod(optarg, &endptr);
- endstr = optarg + strlen(optarg);
- if (endptr != endstr) {
- cerr << "Error setting --rotangle to " << optarg << endl;
- phm2rs_usage(argv[0]);
- return (1);
- }
- break;
- case O_NRAY:
- opt_nray = strtol(optarg, &endptr, 10);
- endstr = optarg + strlen(optarg);
- if (endptr != endstr) {
- cerr << "Error setting --nray to %s" << optarg << endl;
- phm2rs_usage(argv[0]);
- return (1);
- }
- break;
- case O_VERSION:
-#ifdef VERSION
- cout << "Version: " << VERSION << endl;
-#else
- cout << "Unknown version number" << endl;
-#endif
- exit(0);
- case O_HELP:
- case '?':
- phm2rs_usage(argv[0]);
- return (0);
- default:
- phm2rs_usage(argv[0]);
- return (1);
- }
- }
-
- if (phm.nPElem() == 0) {
- cerr << "No phantom defined" << endl;
- 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) {
- cerr << "Error setting --ndet to " << argv[optind+1] << endl;
- 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) {
- cerr << "Error setting --nview to " << argv[optind+2] << endl;
- phm2rs_usage(argv[0]);
- return (1);
- }
-
- ostringstream desc;
- desc << "Raysum_Collect: NDet=" << opt_ndet << ", Nview=" << opt_nview << ", NRay=" << opt_nray << ", RotAngle=" << opt_rotangle << ", ";
- if (opt_phmfilename.length()) {
- desc << "PhantomFile=" << opt_phmfilename;
- } else if (opt_phmnum != -1) {
- desc << "Phantom=" << name_of_phantom(opt_phmnum);
- }
- if (opt_desc.length()) {
- desc << ": " << opt_desc;
- }
- opt_desc = desc.str();
-#ifdef HAVE_MPI
- }
-#endif
-
-#ifdef HAVE_MPI
- mpiWorld.getComm().Bcast (&opt_rotangle, 1, MPI::DOUBLE, 0);
- mpiWorld.getComm().Bcast (&opt_nview, 1, MPI::INT, 0);
- mpiWorld.getComm().Bcast (&opt_ndet, 1, MPI::INT, 0);
- mpiWorld.getComm().Bcast (&opt_nray, 1, MPI::INT, 0);
- mpiWorld.getComm().Bcast (&opt_phmnum, 1, MPI::INT, 0);
- mpiWorld.getComm().Bcast (&opt_verbose, 1, MPI::INT, 0);
- mpiWorld.getComm().Bcast (&opt_debug, 1, MPI::INT, 0);
- mpiWorld.getComm().Bcast (&opt_trace, 1, MPI::INT, 0);
-
- if (mpiWorld.getRank() > 0 && opt_phmnum >= 0)
- phm.create (opt_phmnum);
-#endif
-
- opt_rotangle *= PI;
- det = new Detector (phm, DETECTOR_PARALLEL, opt_ndet, opt_nview, opt_nray, opt_rotangle);
-
-#ifdef HAVE_MPI
- mpiWorld.setTotalWorkUnits (opt_nview);
-
- if (mpiWorld.getRank() == 0) {
- rsGlobal = raysum_create_from_det (opt_outfile, *det);
- raysum_alloc_views(rsGlobal);
- }
-
- rsLocal = raysum_create_from_det (NULL, *det);
- rsLocal->nview = mpiWorld.getMyLocalWorkUnits();
- if (opt_debug)
- cout << "rsLocal->nview = " << rsLocal->nview << " (process " << mpiWorld.getRank() << ")" << endl;;
-
- TimerMPI timerProject (mpiWorld.getComm());
- raysum_collect (rsLocal, *det, phm, mpiWorld.getMyStartWorkUnit(), opt_trace, FALSE);
- if (opt_verbose)
- timerProject.timerEndAndReport ("Time to collect projections");
-
- TimerMPI timerGather (mpiWorld.getComm());
- GatherProjectionsMPI (mpiWorld, rsGlobal, rsLocal, opt_debug);
- if (opt_verbose)
- timerGather.timerEndAndReport ("Time to gather projections");
-#else
- rsGlobal = raysum_create_from_det (opt_outfile, *det);
- raysum_collect (rsGlobal, *det, phm, 0, opt_trace, FALSE);
-#endif
-
-#ifdef HAVE_MPI
- if (mpiWorld.getRank() == 0)
-#endif
- {
- rsGlobal->calctime = timerProgram.timerEnd();
- rsGlobal->remark = opt_desc;
- raysum_write (rsGlobal);
- raysum_close (rsGlobal);
- if (opt_verbose) {
- cout << "Remark: " << rsGlobal->remark << endl;
- cout << "Run time: " << rsGlobal->calctime << " seconds" << endl;
- }
- }
-
- delete det;
-
- return (0);
-}
-
-
-/* FUNCTION
- * GatherProjectionsMPI
- *
- * SYNOPSIS
- * Gather's raysums from all processes in rsLocal in rsGlobal in process 0
- */
-
-#ifdef HAVE_MPI
-void GatherProjectionsMPI (MPIWorld& mpiWorld, RAYSUM *rsGlobal, RAYSUM *rsLocal, const int opt_debug)
-{
- for (int iw = 0; iw < mpiWorld.getMyLocalWorkUnits(); iw++) {
- mpiWorld.getComm().Send(&rsLocal->view[iw]->view_angle, 1, MPI::DOUBLE, 0, 0);
- mpiWorld.getComm().Send(&rsLocal->view[iw]->ndet, 1, MPI::INT, 0, 0);
- mpiWorld.getComm().Send(rsLocal->view[iw]->detval, rsLocal->ndet, MPI::FLOAT, 0, 0);
- }
-
- if (mpiWorld.getRank() == 0) {
- for (int iProc = 0; iProc < mpiWorld.getNumProcessors(); iProc++) {
- for (int iw = mpiWorld.getStartWorkUnit(iProc); iw <= mpiWorld.getEndWorkUnit(iProc); iw++) {
- MPI::Status status;
-
- mpiWorld.getComm().Recv(&rsGlobal->view[iw]->view_angle, 1, MPI::DOUBLE, iProc, 0, status);
- mpiWorld.getComm().Recv(&rsGlobal->view[iw]->ndet, 1, MPI::INT, iProc, 0, status);
- mpiWorld.getComm().Recv(rsGlobal->view[iw]->detval, rsGlobal->ndet, MPI::FLOAT, iProc, 0, status);
- }
- }
- }
-
-}
-#endif
-
-
-#ifndef NO_MAIN
-int
-main (int argc, char* argv[])
-{
- return (phm2rs_main(argc, argv));
-}
-#endif
-
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