smash::anonymous_namespace{smash.cc} Namespace Reference

Classes
struct	OutputDirectoryExists
	Exception class that is thrown, if the requested output directory already exists and -f was not specified on the command line. More...
struct	OutputDirectoryOutOfIds
	Exception class that is thrown, if no new output path can be generated (there is a directory name for each positive integer value) More...

Functions
void	print_disclaimer ()
	Print the disclaimer. More...
bf::path	default_output_path ()
void	ensure_path_is_valid (const bf::path &path)
	Ensures the output path is valid. More...
ScatterActionsFinder	actions_finder_for_dump (Configuration configuration)
	Prepares ActionsFinder for cross-section and reaction dumps. More...
void	check_config_version_is_compatible (Configuration configuration)
	Checks if the SMASH version is compatible with the version of the configuration file. More...

Function Documentation

print_disclaimer()

void smash::anonymous_namespace{smash.cc}::print_disclaimer

(

)

Print the disclaimer.

Definition at line 156 of file smash.cc.

                        {
  std::cout
      << "###################################################################"
      << "############"
      << "\n"
      << "\n"
      << "            :::s.\n"
      << "       ....  ''ss::                                                  "
         "ah:\n"
      << "     a::''.   ..:sss                                                "
         ".HH.\n"
      << "   mss'..     ...s'm.   sSA##As  mAhh##hsh##s.   .hA##ASa  sS###As  "
         "hMAh##h.\n"
      << "  :a':'.      .'':as   sM#'     .HHm''HMS''AMs  mMA' .AMs aMA.     "
         "'HHa..HM:\n"
      << "  .a:s'.    ..''ss     'h#H#S.  mMm  'M#' .HH. 'MH.  :MA  'h#H#S.  "
         "hMm  :M#\n"
      << "   .::ss'.  ....          'SMm .HH.  SMa  hMm  sM#..mHMs     'AMa "
         "'MH.  SMa\n"
      << "      .s::'           #SMASHh  aMS  .MH:  HM:   #MMMmMM. #SMASHh  "
         "aMS  .MM.\n"
      << "\n"
      << "###################################################################"
      << "############"
      << "\n"
      << " This is SMASH version: " << VERSION_MAJOR << "\n"
      << " Simulating Many Accelerated Strongly-interacting Hadrons"
      << "\n"
      << "\n"
      << " Distributed under the GNU General Public License 3.0"
      << " (GPLv3 or later)."
      << "\n"
      << " See LICENSE for details."
      << "\n"
      << " For the full list of contributors see AUTHORS."
      << "\n"
      << "\n"
      << " When using SMASH, please cite"
      << "\n"
      << "      J. Weil et al., Phys.Rev. C94 (2016) no.5, 054905"
      << "\n"
      << " and in addition, if Pythia is used please cite"
      << "\n"
      << "      T. Sjöstrand, S. Mrenna and P. Skands, JHEP05 (2006) 026,"
      << "\n"
      << "              Comput. Phys. Comm. 178 (2008) 852."
      << "\n"
      << "\n"
      << " Webpage: https://smash-transport.github.io"
      << "\n"
      << "\n"
      << " Report issues at https://github.com/smash-transport/smash"
      << "\n"
      << " or contact us by email at elfner@th.physik.uni-frankfurt.de"
      << "\n"
      << "\n"
      << "###################################################################"
      << "############"
      << "\n"
      << "\n";
}

Here is the caller graph for this function:

default_output_path()

bf::path smash::anonymous_namespace{smash.cc}::default_output_path

(

)

Returns

the default path for output.

Definition at line 237 of file smash.cc.

                             {
  const bf::path p = bf::absolute("data");
  if (!bf::exists(p)) {
    return p / "0";
  }
  bf::path p2;
  for (int id = 0; id < std::numeric_limits<int>::max(); ++id) {
    p2 = p / std::to_string(id);
    if (!bf::exists(p2)) {
      break;
    }
  }
  if (p == p2) {
    throw OutputDirectoryOutOfIds("no unique data subdir ID left");
  }
  return p2;
}

Here is the caller graph for this function:

ensure_path_is_valid()

void smash::anonymous_namespace{smash.cc}::ensure_path_is_valid

(

const bf::path &

path

)

Ensures the output path is valid.

Exceptions

OutputDirectoryExists

if the Output directory already exists.

Parameters

[in]

path

The output path to be written to

Definition at line 261 of file smash.cc.

                                              {
  if (bf::exists(path)) {
    if (!bf::is_directory(path)) {
      throw OutputDirectoryExists("The given path (" + path.native() +
                                  ") exists, but it is not a directory.");
    }
  } else {
    if (!bf::create_directories(path)) {
      throw OutputDirectoryExists(
          "Race condition detected: The directory " + path.native() +
          " did not exist a few cycles ago, but was created in the meantime by "
          "a different process.");
    }
  }
}

Here is the caller graph for this function:

actions_finder_for_dump()

ScatterActionsFinder smash::anonymous_namespace{smash.cc}::actions_finder_for_dump

(

Configuration

configuration

)

Prepares ActionsFinder for cross-section and reaction dumps.

Parameters

[in]

configuration

Necessary parameters to switch reactions on/off

Returns

The constructed Scatteractionsfinder.

Definition at line 283 of file smash.cc.

                                                                          {
  std::vector<bool> nucleon_has_interacted = {};
  ExperimentParameters params = create_experiment_parameters(configuration);
  return ScatterActionsFinder(configuration, params, nucleon_has_interacted, 0,
                              0);
}

Here is the call graph for this function:

Here is the caller graph for this function:

check_config_version_is_compatible()

void smash::anonymous_namespace{smash.cc}::check_config_version_is_compatible

(

Configuration

configuration

)

Checks if the SMASH version is compatible with the version of the configuration file.

Parameters

[in]

configuration

The configuration object

Exceptions

Runtime

error if versions do not match or if config version is invalid

Definition at line 298 of file smash.cc.

                                                                     {
  const std::string smash_version = "1.5";
  const std::set<std::string> compatible_config_versions = {"1.5"};

  const std::string config_version = configuration.read({"Version"});

  if (compatible_config_versions.find(config_version) ==
      compatible_config_versions.end()) {
    std::stringstream err;
    err << "The version of the configuration file (" << config_version
        << ") is not compatible with the SMASH version (" << smash_version
        << ").\nThe following config versions are supported:\n";
    for (auto it : compatible_config_versions) {
      err << it << " ";
    }
    err << "\nPlease consider updating your config or using a compatible SMASH"
           " version.";
    throw std::runtime_error(err.str());
  }
}

Here is the call graph for this function:

Here is the caller graph for this function: