18299973882

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76.72

/src/initialize.cpp

#include "openmc/initialize.h"

#include <clocale>
#include <cstddef>
#include <cstdlib> // for getenv
#include <cstring>
#include <string>

#ifdef _OPENMP
#include <omp.h>
#endif
#include <fmt/core.h>

#include "openmc/capi.h"
#include "openmc/chain.h"
#include "openmc/constants.h"
#include "openmc/cross_sections.h"
#include "openmc/error.h"
#include "openmc/file_utils.h"
#include "openmc/geometry_aux.h"
#include "openmc/hdf5_interface.h"
#include "openmc/material.h"
#include "openmc/memory.h"
#include "openmc/message_passing.h"
#include "openmc/mgxs_interface.h"
#include "openmc/nuclide.h"
#include "openmc/openmp_interface.h"
#include "openmc/output.h"
#include "openmc/plot.h"
#include "openmc/random_lcg.h"
#include "openmc/settings.h"
#include "openmc/simulation.h"
#include "openmc/string_utils.h"
#include "openmc/summary.h"
#include "openmc/tallies/tally.h"
#include "openmc/thermal.h"
#include "openmc/timer.h"
#include "openmc/vector.h"
#include "openmc/weight_windows.h"

#ifdef OPENMC_LIBMESH_ENABLED
#include "libmesh/libmesh.h"
#endif

int openmc_init(int argc, char* argv[], const void* intracomm)
{
  using namespace openmc;

#ifdef OPENMC_MPI
  // Check if intracomm was passed
  MPI_Comm comm;
  if (intracomm) {
    comm = *static_cast<const MPI_Comm*>(intracomm);
  } else {
    comm = MPI_COMM_WORLD;
  }

  // Initialize MPI for C++
  initialize_mpi(comm);
#endif

  // Parse command-line arguments
  int err = parse_command_line(argc, argv);
  if (err)
    return err;

#ifdef OPENMC_LIBMESH_ENABLED
  const int n_threads = num_threads();
  // initialize libMesh if it hasn't been initialized already
  // (if initialized externally, the libmesh_init object needs to be provided
  // also)
  if (!settings::libmesh_init && !libMesh::initialized()) {
#ifdef OPENMC_MPI
    // pass command line args, empty MPI communicator, and number of threads.
    // Because libMesh was not initialized, we assume that OpenMC is the primary
    // application and that its main MPI comm should be used.
    settings::libmesh_init =
      make_unique<libMesh::LibMeshInit>(argc, argv, comm, n_threads);
#else
    // pass command line args, empty MPI communicator, and number of threads
    settings::libmesh_init =
      make_unique<libMesh::LibMeshInit>(argc, argv, 0, n_threads);
#endif

    settings::libmesh_comm = &(settings::libmesh_init->comm());
  }

#endif

  // Start total and initialization timer
  simulation::time_total.start();
  simulation::time_initialize.start();

#ifdef _OPENMP
  // If OMP_SCHEDULE is not set, default to a static schedule
  char* envvar = std::getenv("OMP_SCHEDULE");
  if (!envvar) {
    omp_set_schedule(omp_sched_static, 0);
  }
#endif

  // Initialize random number generator -- if the user specifies a seed and/or
  // stride, it will be re-initialized later
  openmc::openmc_set_seed(DEFAULT_SEED);
  openmc::openmc_set_stride(DEFAULT_STRIDE);

  // Copy previous locale and set locale to C. This is a workaround for an issue
  // whereby when openmc_init is called from the plotter, the Qt application
  // framework first calls std::setlocale, which affects how pugixml reads
  // floating point numbers due to a bug:
  // https://github.com/zeux/pugixml/issues/469
  std::string prev_locale = std::setlocale(LC_ALL, nullptr);
  if (std::setlocale(LC_ALL, "C") == NULL) {
    fatal_error("Cannot set locale to C.");
  }

  // Read XML input files
  if (!read_model_xml())
    read_separate_xml_files();

  // Reset locale to previous state
  if (std::setlocale(LC_ALL, prev_locale.c_str()) == NULL) {
    fatal_error("Cannot reset locale.");
  }

  // Write some initial output under the header if needed
  initial_output();

  // Check for particle restart run
  if (settings::particle_restart_run)
    settings::run_mode = RunMode::PARTICLE;

  // Stop initialization timer
  simulation::time_initialize.stop();
  simulation::time_total.stop();

  return 0;
}

namespace openmc {

#ifdef OPENMC_MPI
void initialize_mpi(MPI_Comm intracomm)
{
  mpi::intracomm = intracomm;

  // Initialize MPI
  int flag;
  MPI_Initialized(&flag);
  if (!flag)
    MPI_Init(nullptr, nullptr);

  // Determine number of processes and rank for each
  MPI_Comm_size(intracomm, &mpi::n_procs);
  MPI_Comm_rank(intracomm, &mpi::rank);
  mpi::master = (mpi::rank == 0);

  // Create bank datatype
  SourceSite b;
  MPI_Aint disp[11];
  MPI_Get_address(&b.r, &disp[0]);
  MPI_Get_address(&b.u, &disp[1]);
  MPI_Get_address(&b.E, &disp[2]);
  MPI_Get_address(&b.time, &disp[3]);
  MPI_Get_address(&b.wgt, &disp[4]);
  MPI_Get_address(&b.delayed_group, &disp[5]);
  MPI_Get_address(&b.surf_id, &disp[6]);
  MPI_Get_address(&b.particle, &disp[7]);
  MPI_Get_address(&b.parent_nuclide, &disp[8]);
  MPI_Get_address(&b.parent_id, &disp[9]);
  MPI_Get_address(&b.progeny_id, &disp[10]);
  for (int i = 10; i >= 0; --i) {
    disp[i] -= disp[0];
  }

  int blocks[] {3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1};
  MPI_Datatype types[] {MPI_DOUBLE, MPI_DOUBLE, MPI_DOUBLE, MPI_DOUBLE,
    MPI_DOUBLE, MPI_INT, MPI_INT, MPI_INT, MPI_INT, MPI_LONG, MPI_LONG};
  MPI_Type_create_struct(11, blocks, disp, types, &mpi::source_site);
  MPI_Type_commit(&mpi::source_site);
}
#endif // OPENMC_MPI

int parse_command_line(int argc, char* argv[])
{
  int last_flag = 0;
  for (int i = 1; i < argc; ++i) {
    std::string arg {argv[i]};
    if (arg[0] == '-') {
      if (arg == "-p" || arg == "--plot") {
        settings::run_mode = RunMode::PLOTTING;
        settings::check_overlaps = true;

      } else if (arg == "-n" || arg == "--particles") {
        i += 1;
        settings::n_particles = std::stoll(argv[i]);

      } else if (arg == "-e" || arg == "--event") {
        settings::event_based = true;
      } else if (arg == "-r" || arg == "--restart") {
        i += 1;
        // Check what type of file this is
        hid_t file_id = file_open(argv[i], 'r', true);
        std::string filetype;
        read_attribute(file_id, "filetype", filetype);
        file_close(file_id);

        // Set path and flag for type of run
        if (filetype == "statepoint") {
          settings::path_statepoint = argv[i];
          settings::path_statepoint_c = settings::path_statepoint.c_str();
          settings::restart_run = true;
        } else if (filetype == "particle restart") {
          settings::path_particle_restart = argv[i];
          settings::particle_restart_run = true;
        } else {
          auto msg =
            fmt::format("Unrecognized file after restart flag: {}.", filetype);
          strcpy(openmc_err_msg, msg.c_str());
          return OPENMC_E_INVALID_ARGUMENT;
        }

        // If its a restart run check for additional source file
        if (settings::restart_run && i + 1 < argc) {
          // Check if it has extension we can read
          if (ends_with(argv[i + 1], ".h5")) {

            // Check file type is a source file
            file_id = file_open(argv[i + 1], 'r', true);
            read_attribute(file_id, "filetype", filetype);
            file_close(file_id);
            if (filetype != "source") {
              std::string msg {
                "Second file after restart flag must be a source file"};
              strcpy(openmc_err_msg, msg.c_str());
              return OPENMC_E_INVALID_ARGUMENT;
            }

            // It is a source file
            settings::path_sourcepoint = argv[i + 1];
            i += 1;

          } else {
            // Source is in statepoint file
            settings::path_sourcepoint = settings::path_statepoint;
          }

        } else {
          // Source is assumed to be in statepoint file
          settings::path_sourcepoint = settings::path_statepoint;
        }

      } else if (arg == "-g" || arg == "--geometry-debug") {
        settings::check_overlaps = true;
      } else if (arg == "-c" || arg == "--volume") {
        settings::run_mode = RunMode::VOLUME;
      } else if (arg == "-s" || arg == "--threads") {
        // Read number of threads
        i += 1;

#ifdef _OPENMP
        // Read and set number of OpenMP threads
        int n_threads = std::stoi(argv[i]);
        if (n_threads < 1) {
          std::string msg {"Number of threads must be positive."};
          strcpy(openmc_err_msg, msg.c_str());
          return OPENMC_E_INVALID_ARGUMENT;
        }
        omp_set_num_threads(n_threads);
#else
        if (mpi::master) {
          warning("Ignoring number of threads specified on command line.");
        }
#endif

      } else if (arg == "-?" || arg == "-h" || arg == "--help") {
        print_usage();
        return OPENMC_E_UNASSIGNED;

      } else if (arg == "-v" || arg == "--version") {
        print_version();
        print_build_info();
        return OPENMC_E_UNASSIGNED;

      } else if (arg == "-t" || arg == "--track") {
        settings::write_all_tracks = true;

      } else {
        fmt::print(stderr, "Unknown option: {}\n", argv[i]);
        print_usage();
        return OPENMC_E_UNASSIGNED;
      }

      last_flag = i;
    }
  }

  // Determine directory where XML input files are
  if (argc > 1 && last_flag < argc - 1) {
    settings::path_input = std::string(argv[last_flag + 1]);

    // check that the path is either a valid directory or file
    if (!dir_exists(settings::path_input) &&
        !file_exists(settings::path_input)) {
      fatal_error(fmt::format(
        "The path specified to the OpenMC executable '{}' does not exist.",
        settings::path_input));
    }

    // Add slash at end of directory if it isn't there
    if (!ends_with(settings::path_input, "/") &&
        dir_exists(settings::path_input)) {
      settings::path_input += "/";
    }
  }

  return 0;
}

bool read_model_xml()
{
  std::string model_filename = settings::path_input;

  // if the current filename is a directory, append the default model filename
  if (model_filename.empty() || dir_exists(model_filename))
    model_filename += "model.xml";

  // if this file doesn't exist, stop here
  if (!file_exists(model_filename))
    return false;

  // try to process the path input as an XML file
  pugi::xml_document doc;
  if (!doc.load_file(model_filename.c_str())) {
    fatal_error(fmt::format(
      "Error reading from single XML input file '{}'", model_filename));
  }

  pugi::xml_node root = doc.document_element();

  // Read settings
  if (!check_for_node(root, "settings")) {
    fatal_error("No <settings> node present in the model.xml file.");
  }
  auto settings_root = root.child("settings");

  // Verbosity
  if (check_for_node(settings_root, "verbosity")) {
    settings::verbosity = std::stoi(get_node_value(settings_root, "verbosity"));
  }

  // To this point, we haven't displayed any output since we didn't know what
  // the verbosity is. Now that we checked for it, show the title if necessary
  if (mpi::master) {
    if (settings::verbosity >= 2)
      title();
  }

  write_message(
    fmt::format("Reading model XML file '{}' ...", model_filename), 5);

  read_settings_xml(settings_root);

  // If other XML files are present, display warning
  // that they will be ignored
  auto other_inputs = {"materials.xml", "geometry.xml", "settings.xml",
    "tallies.xml", "plots.xml"};
  for (const auto& input : other_inputs) {
    if (file_exists(settings::path_input + input)) {
      warning((fmt::format("Other XML file input(s) are present. These files "
                           "may be ignored in favor of the {} file.",
        model_filename)));
      break;
    }
  }

  // Read data from chain file
  read_chain_file_xml();

  // Read materials and cross sections
  if (!check_for_node(root, "materials")) {
    fatal_error(fmt::format(
      "No <materials> node present in the {} file.", model_filename));
  }

  if (settings::run_mode != RunMode::PLOTTING) {
    read_cross_sections_xml(root.child("materials"));
  }
  read_materials_xml(root.child("materials"));

  // Read geometry
  if (!check_for_node(root, "geometry")) {
    fatal_error(fmt::format(
      "No <geometry> node present in the {} file.", model_filename));
  }
  read_geometry_xml(root.child("geometry"));

  // Final geometry setup and assign temperatures
  finalize_geometry();

  // Finalize cross sections having assigned temperatures
  finalize_cross_sections();

  // Compute cell density multipliers now that material densities
  // have been finalized (from geometry_aux.h)
  finalize_cell_densities();

  if (check_for_node(root, "tallies"))
    read_tallies_xml(root.child("tallies"));

  // Initialize distribcell_filters
  prepare_distribcell();

  if (check_for_node(root, "plots")) {
    read_plots_xml(root.child("plots"));
  } else {
    // When no <plots> element is present in the model.xml file, check for a
    // regular plots.xml file
    std::string filename = settings::path_input + "plots.xml";
    if (file_exists(filename)) {
      read_plots_xml();
    }
  }

  finalize_variance_reduction();

  return true;
}

void read_separate_xml_files()
{
  read_settings_xml();
  if (settings::run_mode != RunMode::PLOTTING) {
    read_cross_sections_xml();
  }

  // Read data from chain file
  read_chain_file_xml();

  read_materials_xml();
  read_geometry_xml();

  // Final geometry setup and assign temperatures
  finalize_geometry();

  // Finalize cross sections having assigned temperatures
  finalize_cross_sections();

  // Compute cell density multipliers now that material densities
  // have been finalized (from geometry_aux.h)
  finalize_cell_densities();

  read_tallies_xml();

  // Initialize distribcell_filters
  prepare_distribcell();

  // Read the plots.xml regardless of plot mode in case plots are requested
  // via the API
  read_plots_xml();

  finalize_variance_reduction();
}

void initial_output()
{
  // write initial output
  if (settings::run_mode == RunMode::PLOTTING) {
    // Read plots.xml if it exists
    if (mpi::master && settings::verbosity >= 5)
      print_plot();

  } else {
    // Write summary information
    if (mpi::master && settings::output_summary)
      write_summary();

    // Warn if overlap checking is on
    if (mpi::master && settings::check_overlaps) {
      warning("Cell overlap checking is ON.");
    }
  }
}

} // namespace openmc

1	#include "openmc/initialize.h"
2
3	#include <clocale>
4	#include <cstddef>
5	#include <cstdlib> // for getenv
6	#include <cstring>
7	#include <string>
8
9	#ifdef _OPENMP
10	#include <omp.h>
11	#endif
12	#include <fmt/core.h>
13
14	#include "openmc/capi.h"
15	#include "openmc/chain.h"
16	#include "openmc/constants.h"
17	#include "openmc/cross_sections.h"
18	#include "openmc/error.h"
19	#include "openmc/file_utils.h"
20	#include "openmc/geometry_aux.h"
21	#include "openmc/hdf5_interface.h"
22	#include "openmc/material.h"
23	#include "openmc/memory.h"
24	#include "openmc/message_passing.h"
25	#include "openmc/mgxs_interface.h"
26	#include "openmc/nuclide.h"
27	#include "openmc/openmp_interface.h"
28	#include "openmc/output.h"
29	#include "openmc/plot.h"
30	#include "openmc/random_lcg.h"
31	#include "openmc/settings.h"
32	#include "openmc/simulation.h"
33	#include "openmc/string_utils.h"
34	#include "openmc/summary.h"
35	#include "openmc/tallies/tally.h"
36	#include "openmc/thermal.h"
37	#include "openmc/timer.h"
38	#include "openmc/vector.h"
39	#include "openmc/weight_windows.h"
40
41	#ifdef OPENMC_LIBMESH_ENABLED
42	#include "libmesh/libmesh.h"
43	#endif
44
45	int openmc_init(int argc, char* argv[], const void* intracomm)	7,856✔
46	{
47	using namespace openmc;
48
49	#ifdef OPENMC_MPI
50	// Check if intracomm was passed
51	MPI_Comm comm;
52	if (intracomm) {	4,565✔
53	comm = static_cast<const MPI_Comm>(intracomm);	3,807✔
54	} else {
55	comm = MPI_COMM_WORLD;	758✔
56	}
57
58	// Initialize MPI for C++
59	initialize_mpi(comm);	4,565✔
60	#endif
61
62	// Parse command-line arguments
63	int err = parse_command_line(argc, argv);	7,856✔
64	if (err)	7,823✔
65	return err;	11✔
66
67	#ifdef OPENMC_LIBMESH_ENABLED
68	const int n_threads = num_threads();	1,352✔
69	// initialize libMesh if it hasn't been initialized already
70	// (if initialized externally, the libmesh_init object needs to be provided
71	// also)
72	if (!settings::libmesh_init && !libMesh::initialized()) {	1,352!
73	#ifdef OPENMC_MPI
74	// pass command line args, empty MPI communicator, and number of threads.
75	// Because libMesh was not initialized, we assume that OpenMC is the primary
76	// application and that its main MPI comm should be used.
77	settings::libmesh_init =
78	make_unique<libMesh::LibMeshInit>(argc, argv, comm, n_threads);	809✔
79	#else
80	// pass command line args, empty MPI communicator, and number of threads
81	settings::libmesh_init =
82	make_unique<libMesh::LibMeshInit>(argc, argv, 0, n_threads);	543✔
83	#endif
84
85	settings::libmesh_comm = &(settings::libmesh_init->comm());	1,352✔
86	}
87
88	#endif
89
90	// Start total and initialization timer
91	simulation::time_total.start();	7,812✔
92	simulation::time_initialize.start();	7,812✔
93
94	#ifdef _OPENMP
95	// If OMP_SCHEDULE is not set, default to a static schedule
96	char* envvar = std::getenv("OMP_SCHEDULE");	4,335✔
97	if (!envvar) {	4,335!
98	omp_set_schedule(omp_sched_static, 0);	4,335✔
99	}
100	#endif
101
102	// Initialize random number generator -- if the user specifies a seed and/or
103	// stride, it will be re-initialized later
104	openmc::openmc_set_seed(DEFAULT_SEED);	7,812✔
105	openmc::openmc_set_stride(DEFAULT_STRIDE);	7,812✔
106
107	// Copy previous locale and set locale to C. This is a workaround for an issue
108	// whereby when openmc_init is called from the plotter, the Qt application
109	// framework first calls std::setlocale, which affects how pugixml reads
110	// floating point numbers due to a bug:
111	// https://github.com/zeux/pugixml/issues/469
112	std::string prev_locale = std::setlocale(LC_ALL, nullptr);	7,812✔
113	if (std::setlocale(LC_ALL, "C") == NULL) {	7,812!
114	fatal_error("Cannot set locale to C.");	×
115	}
116
117	// Read XML input files
118	if (!read_model_xml())	7,812✔
119	read_separate_xml_files();	1,796✔
120
121	// Reset locale to previous state
122	if (std::setlocale(LC_ALL, prev_locale.c_str()) == NULL) {	7,719!
123	fatal_error("Cannot reset locale.");	×
124	}
125
126	// Write some initial output under the header if needed
127	initial_output();	7,719✔
128
129	// Check for particle restart run
130	if (settings::particle_restart_run)	7,719✔
131	settings::run_mode = RunMode::PARTICLE;	43✔
132
133	// Stop initialization timer
134	simulation::time_initialize.stop();	7,719✔
135	simulation::time_total.stop();	7,719✔
136
137	return 0;	7,719✔
138	}	7,719✔
139
140	namespace openmc {
141
142	#ifdef OPENMC_MPI
143	void initialize_mpi(MPI_Comm intracomm)	4,565✔
144	{
145	mpi::intracomm = intracomm;	4,565✔
146
147	// Initialize MPI
148	int flag;
149	MPI_Initialized(&flag);	4,565✔
150	if (!flag)	4,565✔
151	MPI_Init(nullptr, nullptr);	3,237✔
152
153	// Determine number of processes and rank for each
154	MPI_Comm_size(intracomm, &mpi::n_procs);	4,565✔
155	MPI_Comm_rank(intracomm, &mpi::rank);	4,565✔
156	mpi::master = (mpi::rank == 0);	4,565✔
157
158	// Create bank datatype
159	SourceSite b;	4,565✔
160	MPI_Aint disp[11];
161	MPI_Get_address(&b.r, &disp[0]);	4,565✔
162	MPI_Get_address(&b.u, &disp[1]);	4,565✔
163	MPI_Get_address(&b.E, &disp[2]);	4,565✔
164	MPI_Get_address(&b.time, &disp[3]);	4,565✔
165	MPI_Get_address(&b.wgt, &disp[4]);	4,565✔
166	MPI_Get_address(&b.delayed_group, &disp[5]);	4,565✔
167	MPI_Get_address(&b.surf_id, &disp[6]);	4,565✔
168	MPI_Get_address(&b.particle, &disp[7]);	4,565✔
169	MPI_Get_address(&b.parent_nuclide, &disp[8]);	4,565✔
170	MPI_Get_address(&b.parent_id, &disp[9]);	4,565✔
171	MPI_Get_address(&b.progeny_id, &disp[10]);	4,565✔
172	for (int i = 10; i >= 0; --i) {	54,780✔
173	disp[i] -= disp[0];	50,215✔
174	}
175
176	int blocks[] {3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1};	4,565✔
177	MPI_Datatype types[] {MPI_DOUBLE, MPI_DOUBLE, MPI_DOUBLE, MPI_DOUBLE,	4,565✔
178	MPI_DOUBLE, MPI_INT, MPI_INT, MPI_INT, MPI_INT, MPI_LONG, MPI_LONG};
179	MPI_Type_create_struct(11, blocks, disp, types, &mpi::source_site);	4,565✔
180	MPI_Type_commit(&mpi::source_site);	4,565✔
181	}	4,565✔
182	#endif // OPENMC_MPI
183
184	int parse_command_line(int argc, char* argv[])	7,856✔
185	{
186	int last_flag = 0;	7,856✔
187	for (int i = 1; i < argc; ++i) {	8,937✔
188	std::string arg {argv[i]};	1,092✔
189	if (arg[0] == '-') {	1,092✔
190	if (arg == "-p" \|\| arg == "--plot") {	978!
191	settings::run_mode = RunMode::PLOTTING;	276✔
192	settings::check_overlaps = true;	276✔
193
194	} else if (arg == "-n" \|\| arg == "--particles") {	702!
195	i += 1;	×
196	settings::n_particles = std::stoll(argv[i]);	×
197
198	} else if (arg == "-e" \|\| arg == "--event") {	702!
199	settings::event_based = true;	173✔
200	} else if (arg == "-r" \|\| arg == "--restart") {	529!
201	i += 1;	114✔
202	// Check what type of file this is
203	hid_t file_id = file_open(argv[i], 'r', true);	114✔
204	std::string filetype;	114✔
205	read_attribute(file_id, "filetype", filetype);	114✔
206	file_close(file_id);	114✔
207
208	// Set path and flag for type of run
209	if (filetype == "statepoint") {	114✔
210	settings::path_statepoint = argv[i];	71✔
211	settings::path_statepoint_c = settings::path_statepoint.c_str();	71✔
212	settings::restart_run = true;	71✔
213	} else if (filetype == "particle restart") {	43!
214	settings::path_particle_restart = argv[i];	43✔
215	settings::particle_restart_run = true;	43✔
216	} else {
217	auto msg =
218	fmt::format("Unrecognized file after restart flag: {}.", filetype);	×
219	strcpy(openmc_err_msg, msg.c_str());	×
220	return OPENMC_E_INVALID_ARGUMENT;	×
221	}	×
222
223	// If its a restart run check for additional source file
224	if (settings::restart_run && i + 1 < argc) {	114!
225	// Check if it has extension we can read
226	if (ends_with(argv[i + 1], ".h5")) {	×
227
228	// Check file type is a source file
229	file_id = file_open(argv[i + 1], 'r', true);	×
230	read_attribute(file_id, "filetype", filetype);	×
231	file_close(file_id);	×
232	if (filetype != "source") {	×
233	std::string msg {
234	"Second file after restart flag must be a source file"};	×
235	strcpy(openmc_err_msg, msg.c_str());	×
236	return OPENMC_E_INVALID_ARGUMENT;	×
237	}	×
238
239	// It is a source file
240	settings::path_sourcepoint = argv[i + 1];	×
241	i += 1;	×
242
243	} else {
244	// Source is in statepoint file
245	settings::path_sourcepoint = settings::path_statepoint;	×
246	}
247
248	} else {	×
249	// Source is assumed to be in statepoint file
250	settings::path_sourcepoint = settings::path_statepoint;	114✔
251	}
252
253	} else if (arg == "-g" \|\| arg == "--geometry-debug") {	529!
254	settings::check_overlaps = true;	×
255	} else if (arg == "-c" \|\| arg == "--volume") {	415✔
256	settings::run_mode = RunMode::VOLUME;	320✔
257	} else if (arg == "-s" \|\| arg == "--threads") {	95!
258	// Read number of threads
259	i += 1;	25✔
260
261	#ifdef _OPENMP
262	// Read and set number of OpenMP threads
263	int n_threads = std::stoi(argv[i]);	13✔
264	if (n_threads < 1) {	13!
265	std::string msg {"Number of threads must be positive."};	×
266	strcpy(openmc_err_msg, msg.c_str());
267	return OPENMC_E_INVALID_ARGUMENT;
268	}
269	omp_set_num_threads(n_threads);	13✔
270	#else
271	if (mpi::master) {	12✔
272	warning("Ignoring number of threads specified on command line.");	10✔
273	}
274	#endif
275
276	} else if (arg == "-?" \|\| arg == "-h" \|\| arg == "--help") {	70!
277	print_usage();	×
278	return OPENMC_E_UNASSIGNED;	×
279
280	} else if (arg == "-v" \|\| arg == "--version") {	70!
281	print_version();	11✔
282	print_build_info();	11✔
283	return OPENMC_E_UNASSIGNED;	11✔
284
285	} else if (arg == "-t" \|\| arg == "--track") {	59!
286	settings::write_all_tracks = true;	59✔
287
288	} else {
289	fmt::print(stderr, "Unknown option: {}\n", argv[i]);	×
290	print_usage();	×
291	return OPENMC_E_UNASSIGNED;	×
292	}
293
294	last_flag = i;	967✔
295	}
296	}	1,092✔
297
298	// Determine directory where XML input files are
299	if (argc > 1 && last_flag < argc - 1) {	7,845✔
300	settings::path_input = std::string(argv[last_flag + 1]);	114✔
301
302	// check that the path is either a valid directory or file
303	if (!dir_exists(settings::path_input) &&	216✔
304	!file_exists(settings::path_input)) {	102✔
305	fatal_error(fmt::format(	33✔
306	"The path specified to the OpenMC executable '{}' does not exist.",
307	settings::path_input));
308	}
309
310	// Add slash at end of directory if it isn't there
311	if (!ends_with(settings::path_input, "/") &&	162!
312	dir_exists(settings::path_input)) {	81✔
313	settings::path_input += "/";	12✔
314	}
315	}
316
317	return 0;	7,812✔
318	}
319
320	bool read_model_xml()	7,812✔
321	{
322	std::string model_filename = settings::path_input;	7,812✔
323
324	// if the current filename is a directory, append the default model filename
325	if (model_filename.empty() \|\| dir_exists(model_filename))	7,812✔
326	model_filename += "model.xml";	7,743✔
327
328	// if this file doesn't exist, stop here
329	if (!file_exists(model_filename))	7,812✔
330	return false;	1,796✔
331
332	// try to process the path input as an XML file
333	pugi::xml_document doc;	6,016✔
334	if (!doc.load_file(model_filename.c_str())) {	6,016!
335	fatal_error(fmt::format(	×
336	"Error reading from single XML input file '{}'", model_filename));
337	}
338
339	pugi::xml_node root = doc.document_element();	6,016✔
340
341	// Read settings
342	if (!check_for_node(root, "settings")) {	6,016!
343	fatal_error("No <settings> node present in the model.xml file.");	×
344	}
345	auto settings_root = root.child("settings");	6,016✔
346
347	// Verbosity
348	if (check_for_node(settings_root, "verbosity")) {	6,016✔
349	settings::verbosity = std::stoi(get_node_value(settings_root, "verbosity"));	32✔
350	}
351
352	// To this point, we haven't displayed any output since we didn't know what
353	// the verbosity is. Now that we checked for it, show the title if necessary
354	if (mpi::master) {	6,016✔
355	if (settings::verbosity >= 2)	5,241✔
356	title();	5,219✔
357	}
358
359	write_message(	6,016✔
360	fmt::format("Reading model XML file '{}' ...", model_filename), 5);	10,973✔
361
362	read_settings_xml(settings_root);	6,016✔
363
364	// If other XML files are present, display warning
365	// that they will be ignored
366	auto other_inputs = {"materials.xml", "geometry.xml", "settings.xml",	5,962✔
367	"tallies.xml", "plots.xml"};	5,962✔
368	for (const auto& input : other_inputs) {	34,604✔
369	if (file_exists(settings::path_input + input)) {	28,897✔
370	warning((fmt::format("Other XML file input(s) are present. These files "	255✔
371	"may be ignored in favor of the {} file.",
372	model_filename)));
373	break;	255✔
374	}
375	}
376
377	// Read data from chain file
378	read_chain_file_xml();	5,962✔
379
380	// Read materials and cross sections
381	if (!check_for_node(root, "materials")) {	5,962!
382	fatal_error(fmt::format(	×
383	"No <materials> node present in the {} file.", model_filename));
384	}
385
386	if (settings::run_mode != RunMode::PLOTTING) {	5,962✔
387	read_cross_sections_xml(root.child("materials"));	5,719✔
388	}
389	read_materials_xml(root.child("materials"));	5,962✔
390
391	// Read geometry
392	if (!check_for_node(root, "geometry")) {	5,962!
393	fatal_error(fmt::format(	×
394	"No <geometry> node present in the {} file.", model_filename));
395	}
396	read_geometry_xml(root.child("geometry"));	5,962✔
397
398	// Final geometry setup and assign temperatures
399	finalize_geometry();	5,960✔
400
401	// Finalize cross sections having assigned temperatures
402	finalize_cross_sections();	5,960✔
403
404	// Compute cell density multipliers now that material densities
405	// have been finalized (from geometry_aux.h)
406	finalize_cell_densities();	5,960✔
407
408	if (check_for_node(root, "tallies"))	5,960✔
409	read_tallies_xml(root.child("tallies"));	3,644✔
410
411	// Initialize distribcell_filters
412	prepare_distribcell();	5,942✔
413
414	if (check_for_node(root, "plots")) {	5,942✔
415	read_plots_xml(root.child("plots"));	476✔
416	} else {
417	// When no <plots> element is present in the model.xml file, check for a
418	// regular plots.xml file
419	std::string filename = settings::path_input + "plots.xml";	5,466✔
420	if (file_exists(filename)) {	5,466!
421	read_plots_xml();	×
422	}
423	}	5,466✔
424
425	finalize_variance_reduction();	5,933✔
426
427	return true;	5,933✔
428	}	7,729✔
429
430	void read_separate_xml_files()	1,796✔
431	{
432	read_settings_xml();	1,796✔
433	if (settings::run_mode != RunMode::PLOTTING) {	1,786✔
434	read_cross_sections_xml();	1,753✔
435	}
436
437	// Read data from chain file
438	read_chain_file_xml();	1,786✔
439
440	read_materials_xml();	1,786✔
441	read_geometry_xml();	1,786✔
442
443	// Final geometry setup and assign temperatures
444	finalize_geometry();	1,786✔
445
446	// Finalize cross sections having assigned temperatures
447	finalize_cross_sections();	1,786✔
448
449	// Compute cell density multipliers now that material densities
450	// have been finalized (from geometry_aux.h)
451	finalize_cell_densities();	1,786✔
452
453	read_tallies_xml();	1,786✔
454
455	// Initialize distribcell_filters
456	prepare_distribcell();	1,786✔
457
458	// Read the plots.xml regardless of plot mode in case plots are requested
459	// via the API
460	read_plots_xml();	1,786✔
461
462	finalize_variance_reduction();	1,786✔
463	}	1,786✔
464
465	void initial_output()	7,719✔
466	{
467	// write initial output
468	if (settings::run_mode == RunMode::PLOTTING) {	7,719✔
469	// Read plots.xml if it exists
470	if (mpi::master && settings::verbosity >= 5)	267!
471	print_plot();	267✔
472
473	} else {
474	// Write summary information
475	if (mpi::master && settings::output_summary)	7,452✔
476	write_summary();	6,063✔
477
478	// Warn if overlap checking is on
479	if (mpi::master && settings::check_overlaps) {	7,452!
480	warning("Cell overlap checking is ON.");	×
481	}
482	}
483	}	7,719✔
484
485	} // namespace openmc

openmc-dev / openmc / 18299973882

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