Beispiel #1
0
  /** Write out all of the event lists in the given workspace
   * @param ws :: an EventWorkspace */
  int NexusFileIO::writeNexusProcessedDataEvent( const DataObjects::EventWorkspace_const_sptr& ws)
  {
    //write data entry
    NXstatus status=NXmakegroup(fileID,"event_workspace","NXdata");
    if(status==NX_ERROR) return(2);
    NXopengroup(fileID,"event_workspace","NXdata");

    for (size_t wi=0; wi < ws->getNumberHistograms(); wi++)
    {
      std::ostringstream group_name;
      group_name << "event_list_" << wi;
      this->writeEventList( ws->getEventList(wi), group_name.str());
    }

    // Close up the overall group
    status=NXclosegroup(fileID);
    return((status==NX_ERROR)?3:0);
  }
/**
 * Create an output EventWorkspace w/o any events
 */
DataObjects::EventWorkspace_sptr CountEventsInPulses::createEventWorkspace(
    DataObjects::EventWorkspace_const_sptr parentws, bool sumspectrum) {
  size_t numspec;
  bool diffsize;
  if (sumspectrum) {
    numspec = 1;
    diffsize = true;
  } else {
    numspec = parentws->getNumberHistograms();
    diffsize = false;
  }

  DataObjects::EventWorkspace_sptr outputWS =
      boost::dynamic_pointer_cast<DataObjects::EventWorkspace>(
          API::WorkspaceFactory::Instance().create("EventWorkspace", numspec, 1,
                                                   1));
  API::WorkspaceFactory::Instance().initializeFromParent(parentws, outputWS,
                                                         diffsize);

  outputWS->getAxis(0)->unit() = Kernel::UnitFactory::Instance().create("Time");

  return outputWS;
}
Beispiel #3
0
/** Check whether 2 event lists are identical
  */
bool CompareWorkspaces::compareEventWorkspaces(
    DataObjects::EventWorkspace_const_sptr ews1,
    DataObjects::EventWorkspace_const_sptr ews2) {
  bool checkallspectra = getProperty("CheckAllData");
  int numspec2print = getProperty("NumberMismatchedSpectraToPrint");
  int wsindex2print = getProperty("DetailedPrintIndex");

  // Compare number of spectra
  if (ews1->getNumberHistograms() != ews2->getNumberHistograms()) {
    recordMismatch("Mismatched number of histograms.");
    return false;
  }

  if (ews1->getEventType() != ews2->getEventType()) {
    recordMismatch("Mismatched type of events in the EventWorkspaces.");
    return false;
  }

  // Both will end up sorted anyway
  ews1->sortAll(PULSETIMETOF_SORT, m_Prog);
  ews2->sortAll(PULSETIMETOF_SORT, m_Prog);

  // Determine the tolerance for "tof" attribute and "weight" of events
  double toleranceWeight = Tolerance; // Standard tolerance
  int64_t tolerancePulse = 1;
  double toleranceTOF = 0.05;
  if ((ews1->getAxis(0)->unit()->label().ascii() != "microsecond") ||
      (ews2->getAxis(0)->unit()->label().ascii() != "microsecond")) {
    g_log.warning() << "Event workspace has unit as "
                    << ews1->getAxis(0)->unit()->label().ascii() << " and "
                    << ews2->getAxis(0)->unit()->label().ascii()
                    << ".  Tolerance of TOF is set to 0.05 still. "
                    << "\n";
    toleranceTOF = 0.05;
  }
  g_log.notice() << "TOF Tolerance = " << toleranceTOF << "\n";

  bool mismatchedEvent = false;
  int mismatchedEventWI = 0;

  size_t numUnequalNumEventsSpectra = 0;
  size_t numUnequalEvents = 0;
  size_t numUnequalTOFEvents = 0;
  size_t numUnequalPulseEvents = 0;
  size_t numUnequalBothEvents = 0;

  std::vector<int> vec_mismatchedwsindex;
  PARALLEL_FOR_IF(m_ParallelComparison && ews1->threadSafe() &&
                  ews2->threadSafe())
  for (int i = 0; i < static_cast<int>(ews1->getNumberHistograms()); ++i) {
    PARALLEL_START_INTERUPT_REGION
    m_Prog->report("EventLists");
    if (!mismatchedEvent ||
        checkallspectra) // This guard will avoid checking unnecessarily
    {
      const EventList &el1 = ews1->getEventList(i);
      const EventList &el2 = ews2->getEventList(i);
      bool printdetail = (i == wsindex2print);
      if (printdetail) {
        g_log.information() << "Spectrum " << i
                            << " is set to print out in details. "
                            << "\n";
      }

      if (!el1.equals(el2, toleranceTOF, toleranceWeight, tolerancePulse)) {
        size_t tempNumTof = 0;
        size_t tempNumPulses = 0;
        size_t tempNumBoth = 0;

        int tempNumUnequal = 0;

        if (el1.getNumberEvents() != el2.getNumberEvents()) {
          // Number of events are different
          tempNumUnequal = -1;
        } else {
          tempNumUnequal = compareEventsListInDetails(
              el1, el2, toleranceTOF, toleranceWeight, tolerancePulse,
              printdetail, tempNumPulses, tempNumTof, tempNumBoth);
        }

        mismatchedEvent = true;
        mismatchedEventWI = i;
        PARALLEL_CRITICAL(CompareWorkspaces) {
          if (tempNumUnequal == -1) {
            // 2 spectra have different number of events
            ++numUnequalNumEventsSpectra;
          } else {
            // 2 spectra have some events different to each other
            numUnequalEvents += static_cast<size_t>(tempNumUnequal);
            numUnequalTOFEvents += tempNumTof;
            numUnequalPulseEvents += tempNumPulses;
            numUnequalBothEvents += tempNumBoth;
          }

          vec_mismatchedwsindex.push_back(i);
        } // Parallel critical region

      } // If elist 1 is not equal to elist 2
    }
    PARALLEL_END_INTERUPT_REGION
  }