Esempio n. 1
0
/**  Log the run details from the file
* @param localWorkspace :: The workspace details to use
*/
void LoadMuonNexus2::loadRunDetails(
    DataObjects::Workspace2D_sptr localWorkspace) {
  API::Run &runDetails = localWorkspace->mutableRun();

  runDetails.addProperty("run_title", localWorkspace->getTitle(), true);

  int numSpectra = static_cast<int>(localWorkspace->getNumberHistograms());
  runDetails.addProperty("nspectra", numSpectra);

  m_filename = getPropertyValue("Filename");
  NXRoot root(m_filename);
  NXEntry entry = root.openEntry(m_entry_name);

  std::string start_time = entry.getString("start_time");
  runDetails.addProperty("run_start", start_time);

  std::string stop_time = entry.getString("end_time");
  runDetails.addProperty("run_end", stop_time);

  if (entry.containsGroup("run")) {
    NXClass runRun = entry.openNXGroup("run");

    if (runRun.containsDataSet("good_total_frames")) {
      int dum = runRun.getInt("good_total_frames");
      runDetails.addProperty("goodfrm", dum);
    }

    if (runRun.containsDataSet("number_periods")) {
      int dum = runRun.getInt("number_periods");
      runDetails.addProperty("nperiods", dum);
    }
  }

  { // Duration taken to be stop_time minus stat_time
    auto start = createFromSanitizedISO8601(start_time);
    auto end = createFromSanitizedISO8601(stop_time);
    double duration_in_secs = DateAndTime::secondsFromDuration(end - start);
    runDetails.addProperty("dur_secs", duration_in_secs);
  }
}
Esempio n. 2
0
    /**  Load logs from Nexus file. Logs are expected to be in
    *   /raw_data_1/runlog group of the file. Call to this method must be done
    *   within /raw_data_1 group.
    *   @param ws :: The workspace to load the logs to.
    *   @param entry :: Nexus entry
    */
    void LoadISISNexus2::loadLogs(DataObjects::Workspace2D_sptr ws, NXEntry & entry)
    {
      IAlgorithm_sptr alg = createChildAlgorithm("LoadNexusLogs", 0.0, 0.5);
      alg->setPropertyValue("Filename", this->getProperty("Filename"));
      alg->setProperty<MatrixWorkspace_sptr>("Workspace", ws);
      try
      {
        alg->executeAsChildAlg();
      }
      catch(std::runtime_error&)
      {
        g_log.warning() << "Unable to load run logs. There will be no log "
          << "data associated with this workspace\n";
        return;
      }
      // For ISIS Nexus only, fabricate an addtional log containing an array of proton charge information from the periods group.
      try
      {
        NXClass protonChargeClass = entry.openNXGroup("periods");
        NXFloat periodsCharge = protonChargeClass.openNXFloat("proton_charge");
        periodsCharge.load();
        size_t nperiods = periodsCharge.dim0();
        std::vector<double> chargesVector(nperiods);
        std::copy(periodsCharge(), periodsCharge() + nperiods, chargesVector.begin());
        ArrayProperty<double>* protonLogData = new ArrayProperty<double>("proton_charge_by_period", chargesVector);
        ws->mutableRun().addProperty(protonLogData);  
      }
      catch(std::runtime_error&)
      {
        this->g_log.debug("Cannot read periods information from the nexus file. This group may be absent.");
      }
      // Populate the instrument parameters.
      ws->populateInstrumentParameters();

      // Make log creator object and add the run status log
      m_logCreator.reset(new ISISRunLogs(ws->run(), m_numberOfPeriods));
      m_logCreator->addStatusLog(ws->mutableRun());
    }
Esempio n. 3
0
    /**
    * Load data about the run
    *   @param local_workspace :: The workspace to load the run information in to
    *   @param entry :: The Nexus entry
    */
    void LoadISISNexus2::loadRunDetails(DataObjects::Workspace2D_sptr local_workspace, NXEntry & entry)
    {
      API::Run & runDetails = local_workspace->mutableRun();
      // Charge is stored as a float
      m_proton_charge = static_cast<double>(entry.getFloat("proton_charge"));
      runDetails.setProtonCharge(m_proton_charge);

      std::string run_num = boost::lexical_cast<std::string>(entry.getInt("run_number"));
      runDetails.addProperty("run_number", run_num);
      
      //
      // Some details are only stored in the VMS compatability block so we'll pull everything from there
      // for consistency

      NXClass vms_compat = entry.openNXGroup("isis_vms_compat");
      // Run header
      NXChar char_data = vms_compat.openNXChar("HDR");
      char_data.load();
      runDetails.addProperty("run_header", std::string(char_data(),80));
      
      // Data details on run not the workspace
      runDetails.addProperty("nspectra", static_cast<int>(m_numberOfSpectraInFile));
      runDetails.addProperty("nchannels", static_cast<int>(m_numberOfChannelsInFile));
      runDetails.addProperty("nperiods", static_cast<int>(m_numberOfPeriodsInFile));

      // RPB struct info
      NXInt rpb_int = vms_compat.openNXInt("IRPB");
      rpb_int.load();
      runDetails.addProperty("dur", rpb_int[0]);        // actual run duration
      runDetails.addProperty("durunits", rpb_int[1]);   // scaler for above (1=seconds)
      runDetails.addProperty("dur_freq", rpb_int[2]);  // testinterval for above (seconds)
      runDetails.addProperty("dmp", rpb_int[3]);       // dump interval
      runDetails.addProperty("dmp_units", rpb_int[4]);  // scaler for above
      runDetails.addProperty("dmp_freq", rpb_int[5]);   // interval for above
      runDetails.addProperty("freq", rpb_int[6]);       // 2**k where source frequency = 50 / 2**k
      
      // Now double data
      NXFloat rpb_dbl = vms_compat.openNXFloat("RRPB");
      rpb_dbl.load();
      runDetails.addProperty("gd_prtn_chrg", static_cast<double>(rpb_dbl[7]));  // good proton charge (uA.hour)
      runDetails.addProperty("tot_prtn_chrg", static_cast<double>(rpb_dbl[8])); // total proton charge (uA.hour)
      runDetails.addProperty("goodfrm",rpb_int[9]);     // good frames
      runDetails.addProperty("rawfrm", rpb_int[10]);    // raw frames
      runDetails.addProperty("dur_wanted", rpb_int[11]); // requested run duration (units as for "duration" above)
      runDetails.addProperty("dur_secs", rpb_int[12]);  // actual run duration in seconds
      runDetails.addProperty("mon_sum1", rpb_int[13]);  // monitor sum 1
      runDetails.addProperty("mon_sum2", rpb_int[14]);  // monitor sum 2
      runDetails.addProperty("mon_sum3",rpb_int[15]);   // monitor sum 3

      // End date and time is stored separately in ISO format in the "raw_data1/endtime" class
      char_data = entry.openNXChar("end_time");
      char_data.load();
      std::string end_time_iso = std::string(char_data(), 19);
      runDetails.addProperty("run_end", end_time_iso);

      char_data = entry.openNXChar("start_time");
      char_data.load();
      std::string start_time_iso = std::string(char_data(), 19);
      runDetails.addProperty("run_start", start_time_iso);

      
      runDetails.addProperty("rb_proposal",rpb_int[21]); // RB (proposal) number
      vms_compat.close();
    }
Esempio n. 4
0
/**
* Load data about the run
*   @param local_workspace :: The workspace to load the run information in to
*   @param entry :: The Nexus entry
*/
void
LoadISISNexus2::loadRunDetails(DataObjects::Workspace2D_sptr &local_workspace,
                               NXEntry &entry) {
  API::Run &runDetails = local_workspace->mutableRun();
  // Charge is stored as a float
  m_proton_charge = static_cast<double>(entry.getFloat("proton_charge"));
  runDetails.setProtonCharge(m_proton_charge);

  std::string run_num =
      boost::lexical_cast<std::string>(entry.getInt("run_number"));
  runDetails.addProperty("run_number", run_num);

  //
  // Some details are only stored in the VMS comparability block so we'll pull
  // everything from there
  // for consistency

  NXClass vms_compat = entry.openNXGroup("isis_vms_compat");
  // Run header
  NXChar char_data = vms_compat.openNXChar("HDR");
  char_data.load();

  // Space-separate the fields
  char *nxsHdr = char_data();
  char header[86] = {};
  const size_t byte = sizeof(char);
  const char fieldSep(' ');
  size_t fieldWidths[7] = {3, 5, 20, 24, 12, 8, 8};

  char *srcStart = nxsHdr;
  char *destStart = header;
  for (size_t i = 0; i < 7; ++i) {
    size_t width = fieldWidths[i];
    memcpy(destStart, srcStart, width * byte);
    if (i < 6) // no space after last field
    {
      srcStart += width;
      destStart += width;
      memset(destStart, fieldSep, byte); // insert separator
      destStart += 1;
    }
  }
  runDetails.addProperty("run_header", std::string(header, header + 86));

  // Data details on run not the workspace
  runDetails.addProperty("nspectra",
                         static_cast<int>(m_loadBlockInfo.numberOfSpectra));
  runDetails.addProperty("nchannels",
                         static_cast<int>(m_loadBlockInfo.numberOfChannels));
  runDetails.addProperty("nperiods",
                         static_cast<int>(m_loadBlockInfo.numberOfPeriods));

  // RPB struct info
  NXInt rpb_int = vms_compat.openNXInt("IRPB");
  rpb_int.load();
  runDetails.addProperty("dur", rpb_int[0]); // actual run duration
  runDetails.addProperty("durunits",
                         rpb_int[1]); // scaler for above (1=seconds)
  runDetails.addProperty("dur_freq",
                         rpb_int[2]);        // testinterval for above (seconds)
  runDetails.addProperty("dmp", rpb_int[3]); // dump interval
  runDetails.addProperty("dmp_units", rpb_int[4]); // scaler for above
  runDetails.addProperty("dmp_freq", rpb_int[5]);  // interval for above
  runDetails.addProperty("freq",
                         rpb_int[6]); // 2**k where source frequency = 50 / 2**k

  // Now double data
  NXFloat rpb_dbl = vms_compat.openNXFloat("RRPB");
  rpb_dbl.load();
  runDetails.addProperty(
      "gd_prtn_chrg",
      static_cast<double>(rpb_dbl[7])); // good proton charge (uA.hour)
  runDetails.addProperty(
      "tot_prtn_chrg",
      static_cast<double>(rpb_dbl[8])); // total proton charge (uA.hour)
  runDetails.addProperty("goodfrm", rpb_int[9]); // good frames
  runDetails.addProperty("rawfrm", rpb_int[10]); // raw frames
  runDetails.addProperty(
      "dur_wanted",
      rpb_int[11]); // requested run duration (units as for "duration" above)
  runDetails.addProperty("dur_secs",
                         rpb_int[12]); // actual run duration in seconds
  runDetails.addProperty("mon_sum1", rpb_int[13]); // monitor sum 1
  runDetails.addProperty("mon_sum2", rpb_int[14]); // monitor sum 2
  runDetails.addProperty("mon_sum3", rpb_int[15]); // monitor sum 3

  // End date and time is stored separately in ISO format in the
  // "raw_data1/endtime" class
  char_data = entry.openNXChar("end_time");
  char_data.load();
  std::string end_time_iso = std::string(char_data(), 19);
  runDetails.addProperty("run_end", end_time_iso);

  char_data = entry.openNXChar("start_time");
  char_data.load();
  std::string start_time_iso = std::string(char_data(), 19);
  runDetails.addProperty("run_start", start_time_iso);

  runDetails.addProperty("rb_proposal", rpb_int[21]); // RB (proposal) number
  vms_compat.close();
}