SubsystemNeutronWriter Class Reference

doesn't have to be a producer. Can act as an analyzer, too. More...

#include <SubsystemNeutronWriter.h>

Inheritance diagram for SubsystemNeutronWriter:

Public Member Functions
virtual bool	accept (const edm::PSimHitContainer &cluster) const =0
	decides whether this cluster is good enough to be included More...
virtual int	chamberId (int globalDetId) const =0
virtual int	chamberType (int globalDetId) const =0
void	initialize (int chamberType)
	good practice to do once for each chamber type More...
virtual int	localDetId (int globalDetId) const =0
void	printStats ()
void	produce (edm::Event &e, edm::EventSetup const &c) override
	SubsystemNeutronWriter (edm::ParameterSet const &pset)
	~SubsystemNeutronWriter () override
	destructor prints statistics on number of events written More...
Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default
bool	hasAbilityToProduceInBeginLumis () const final
bool	hasAbilityToProduceInBeginRuns () const final
bool	hasAbilityToProduceInEndLumis () const final
bool	hasAbilityToProduceInEndRuns () const final

Protected Member Functions
void	adjust (PSimHit &h, float timeOffset, float smearing)
	helper to add time offsets and local det ID More...
void	updateCount (int chamberType)
	updates the counter More...
void	writeCluster (int chamberType, const edm::PSimHitContainer &cluster)
virtual void	writeHits (int chamberType, edm::PSimHitContainer &chamberHits, CLHEP::HepRandomEngine *)

Private Attributes
bool	initialized
std::map< int, int >	theCountPerChamberType
NeutronWriter *	theHitWriter
edm::InputTag	theInputTag
double	theNeutronTimeCut
int	theNEvents
double	theT0
double	theTimeWindow
bool	useLocalDetId_
bool	useRandFlat

Additional Inherited Members
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T... >	CacheTypes
typedef CacheTypes::GlobalCache	GlobalCache
typedef AbilityChecker< T... >	HasAbility
typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache
typedef LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext
typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache
typedef CacheTypes::RunCache	RunCache
typedef RunContextT< RunCache, GlobalCache >	RunContext
typedef CacheTypes::RunSummaryCache	RunSummaryCache

Detailed Description

doesn't have to be a producer. Can act as an analyzer, too.

Definition at line 28 of file SubsystemNeutronWriter.h.

Constructor & Destructor Documentation

SubsystemNeutronWriter()

SubsystemNeutronWriter::SubsystemNeutronWriter ( edm::ParameterSet const &  pset )

explicit

Definition at line 24 of file SubsystemNeutronWriter.cc.

    : theHitWriter(nullptr),
      useRandFlat(false),
      theInputTag(pset.getParameter<edm::InputTag>("input")),
      theNeutronTimeCut(pset.getParameter<double>("neutronTimeCut")),
      theTimeWindow(pset.getParameter<double>("timeWindow")),
      theT0(pset.getParameter<double>("t0")),
      theNEvents(0),
      initialized(false),
      useLocalDetId_(true) {
  string writer = pset.getParameter<string>("writer");
  string output = pset.getParameter<string>("output");
  if (writer == "ASCII") {
    theHitWriter = new AsciiNeutronWriter(output);
  } else if (writer == "ROOT") {
    theHitWriter = new RootNeutronWriter(output);
  } else if (writer == "EDM") {
    produces<edm::PSimHitContainer>();
    theHitWriter = new EDMNeutronWriter();
    // write out the real DetId, not the local one
    useLocalDetId_ = false;
    // smear the times
    edm::Service<edm::RandomNumberGenerator> rng;
    if (!rng.isAvailable()) {
      throw cms::Exception("Configuration")
          << "SubsystemNeutronWriter requires the RandomNumberGeneratorService\n"
             "which is not present in the configuration file.  You must add the service\n"
             "in the configuration file or remove the modules that require it.";
    }
    useRandFlat = true;
  } else {
    throw cms::Exception("NeutronWriter") << "Bad writer: " << writer;
  }
}

References Exception, edm::Service< T >::isAvailable(), convertSQLitetoXML_cfg::output, muonDTDigis_cfi::pset, theHitWriter, useLocalDetId_, useRandFlat, and cscNeutronWriter_cfi::writer.

~SubsystemNeutronWriter()

SubsystemNeutronWriter::~SubsystemNeutronWriter ( )

override

destructor prints statistics on number of events written

Definition at line 59 of file SubsystemNeutronWriter.cc.

                                                {
  printStats();
  delete theHitWriter;
}

References printStats(), and theHitWriter.

Member Function Documentation

accept()

virtual bool SubsystemNeutronWriter::accept ( const edm::PSimHitContainer &  cluster ) const

pure virtual

decides whether this cluster is good enough to be included

Implemented in CSCNeutronWriter, RPCNeutronWriter, and DTNeutronWriter.

Referenced by esMonitoring.FDJsonServer::handle_accept(), and writeCluster().

adjust()

void SubsystemNeutronWriter::adjust ( PSimHit &  h, float  timeOffset, float  smearing  )

protected

helper to add time offsets and local det ID

Definition at line 153 of file SubsystemNeutronWriter.cc.

                                                                                {
  unsigned int detId = useLocalDetId_ ? localDetId(h.detUnitId()) : h.detUnitId();
  float htime = h.timeOfFlight() + timeOffset + smearing;
  // prevent float precision loss
  if (h.timeOfFlight() > 1.E+6) {
    htime = smearing;
  }
  h = PSimHit(h.entryPoint(),
              h.exitPoint(),
              h.pabs(),
              htime,
              h.energyLoss(),
              h.particleType(),
              detId,
              h.trackId(),
              h.momentumAtEntry().theta(),
              h.momentumAtEntry().phi());
}

References localDetId(), CalibratedDigis_cfi::timeOffset, and useLocalDetId_.

Referenced by writeHits().

chamberId()

virtual int SubsystemNeutronWriter::chamberId ( int  globalDetId ) const

pure virtual

Implemented in CSCNeutronWriter, RPCNeutronWriter, and DTNeutronWriter.

Referenced by produce().

chamberType()

virtual int SubsystemNeutronWriter::chamberType ( int  globalDetId ) const

pure virtual

Implemented in CSCNeutronWriter, RPCNeutronWriter, and DTNeutronWriter.

Referenced by initialize(), produce(), updateCount(), writeCluster(), and writeHits().

initialize()

void SubsystemNeutronWriter::initialize

(

int

chamberType

)

good practice to do once for each chamber type

Definition at line 101 of file SubsystemNeutronWriter.cc.

                                                       {
  // should instantiate one of every chamber type, just so
  // ROOT knows what file to associate them with
  theHitWriter->initialize(chamberType);
}

References chamberType(), NeutronWriter::initialize(), and theHitWriter.

Referenced by CSCNeutronWriter::CSCNeutronWriter().

localDetId()

virtual int SubsystemNeutronWriter::localDetId ( int  globalDetId ) const

pure virtual

Implemented in CSCNeutronWriter, RPCNeutronWriter, and DTNeutronWriter.

Referenced by adjust().

printStats()

void SubsystemNeutronWriter::printStats

(

)

Definition at line 64 of file SubsystemNeutronWriter.cc.

                                        {
  edm::LogInfo("SubsystemNeutronWriter") << "SubsystemNeutronWriter Statistics:\n";
  for (map<int, int>::iterator mapItr = theCountPerChamberType.begin(); mapItr != theCountPerChamberType.end();
       ++mapItr) {
    edm::LogInfo("SubsystemNeutronWriter")
        << "   theEventOccupancy[" << mapItr->first << "] = " << mapItr->second << " / " << theNEvents << " / NCT \n";
  }
}

References theCountPerChamberType, and theNEvents.

Referenced by ~SubsystemNeutronWriter().

produce()

void SubsystemNeutronWriter::produce ( edm::Event &  e, edm::EventSetup const &  c  )

override

Definition at line 73 of file SubsystemNeutronWriter.cc.

                                                                        {
  CLHEP::HepRandomEngine* engine = nullptr;
  if (useRandFlat) {
    edm::Service<edm::RandomNumberGenerator> rng;
    engine = &rng->getEngine(e.streamID());
  }
  theHitWriter->beginEvent(e, c);
  ++theNEvents;
  edm::Handle<edm::PSimHitContainer> hits;
  e.getByLabel(theInputTag, hits);
 
  // sort hits by chamber
  map<int, edm::PSimHitContainer> hitsByChamber;
  for (edm::PSimHitContainer::const_iterator hitItr = hits->begin(); hitItr != hits->end(); ++hitItr) {
    int chamberIndex = chamberId(hitItr->detUnitId());
    hitsByChamber[chamberIndex].push_back(*hitItr);
  }
 
  // now write out each chamber's contents
  for (map<int, edm::PSimHitContainer>::iterator hitsByChamberItr = hitsByChamber.begin();
       hitsByChamberItr != hitsByChamber.end();
       ++hitsByChamberItr) {
    int chambertype = chamberType(hitsByChamberItr->first);
    writeHits(chambertype, hitsByChamberItr->second, engine);
  }
  theHitWriter->endEvent();
}

References NeutronWriter::beginEvent(), HltBtagPostValidation_cff::c, chamberId(), chamberType(), MillePedeFileConverter_cfg::e, NeutronWriter::endEvent(), edm::RandomNumberGenerator::getEngine(), hfClusterShapes_cfi::hits, theHitWriter, theInputTag, theNEvents, useRandFlat, and writeHits().

updateCount()

void SubsystemNeutronWriter::updateCount ( int  chamberType )

protected

updates the counter

Definition at line 172 of file SubsystemNeutronWriter.cc.

                                                        {
  map<int, int>::iterator entry = theCountPerChamberType.find(chamberType);
  if (entry == theCountPerChamberType.end()) {
    theCountPerChamberType.insert(pair<int, int>(chamberType, 1));
  } else {
    ++(entry->second);
  }
}

References chamberType(), mps_splice::entry, and theCountPerChamberType.

Referenced by writeCluster().

writeCluster()

void SubsystemNeutronWriter::writeCluster ( int  chamberType, const edm::PSimHitContainer &  cluster  )

protected

Definition at line 146 of file SubsystemNeutronWriter.cc.

                                                                                             {
  if (accept(cluster)) {
    theHitWriter->writeCluster(chamberType, cluster);
    updateCount(chamberType);
  }
}

References accept(), chamberType(), theHitWriter, updateCount(), and NeutronWriter::writeCluster().

Referenced by writeHits().

writeHits()

void SubsystemNeutronWriter::writeHits ( int  chamberType, edm::PSimHitContainer &  chamberHits, CLHEP::HepRandomEngine *  engine  )

protectedvirtual

Definition at line 107 of file SubsystemNeutronWriter.cc.

                                                                     {
  sort(chamberHits.begin(), chamberHits.end(), SortByTime());
  edm::PSimHitContainer cluster;
  float startTime = -1000.;
  float smearing = 0.;
  for (size_t i = 0; i < chamberHits.size(); ++i) {
    PSimHit hit = chamberHits[i];
    float tof = hit.tof();
    LogDebug("SubsystemNeutronWriter") << "found hit from part type " << hit.particleType() << " at tof " << tof
                                       << " p " << hit.pabs() << " on det " << hit.detUnitId() << " chamber type "
                                       << chamberType;
    if (tof > theNeutronTimeCut) {
      if (tof > (startTime + theTimeWindow)) {  // 1st in cluster
        startTime = tof;
        // set the time to be [t0, t0+25] at start of event
        smearing = theT0;
        if (useRandFlat) {
          smearing += CLHEP::RandFlat::shoot(engine, 25.);
        }
        if (!cluster.empty()) {
          LogDebug("SubsystemNeutronWriter") << "filling old cluster";
          writeCluster(chamberType, cluster);
          cluster.clear();
        }
        LogDebug("SubsystemNeutronWriter")
            << "starting neutron cluster at time " << startTime << " on detType " << chamberType;
      }
      adjust(hit, -1. * startTime, smearing);
      cluster.push_back(hit);
    }
  }
  // get any leftover cluster
  if (!cluster.empty()) {
    writeCluster(chamberType, cluster);
  }
}

References adjust(), chamberType(), mps_fire::i, LogDebug, theNeutronTimeCut, theT0, theTimeWindow, useRandFlat, and writeCluster().

Referenced by produce().

Member Data Documentation

initialized

bool SubsystemNeutronWriter::initialized

private

Definition at line 70 of file SubsystemNeutronWriter.h.

theCountPerChamberType

std::map<int, int> SubsystemNeutronWriter::theCountPerChamberType

private

Definition at line 73 of file SubsystemNeutronWriter.h.

Referenced by printStats(), and updateCount().

theHitWriter

NeutronWriter* SubsystemNeutronWriter::theHitWriter

private

Definition at line 63 of file SubsystemNeutronWriter.h.

Referenced by initialize(), produce(), SubsystemNeutronWriter(), writeCluster(), and ~SubsystemNeutronWriter().

theInputTag

edm::InputTag SubsystemNeutronWriter::theInputTag

private

Definition at line 65 of file SubsystemNeutronWriter.h.

Referenced by produce().

theNeutronTimeCut

double SubsystemNeutronWriter::theNeutronTimeCut

private

Definition at line 66 of file SubsystemNeutronWriter.h.

Referenced by writeHits().

theNEvents

int SubsystemNeutronWriter::theNEvents

private

Definition at line 69 of file SubsystemNeutronWriter.h.

Referenced by printStats(), and produce().

theT0

double SubsystemNeutronWriter::theT0

private

Definition at line 68 of file SubsystemNeutronWriter.h.

Referenced by writeHits().

theTimeWindow

double SubsystemNeutronWriter::theTimeWindow

private

Definition at line 67 of file SubsystemNeutronWriter.h.

Referenced by writeHits().

useLocalDetId_

bool SubsystemNeutronWriter::useLocalDetId_

private

Definition at line 72 of file SubsystemNeutronWriter.h.

Referenced by adjust(), and SubsystemNeutronWriter().

useRandFlat

bool SubsystemNeutronWriter::useRandFlat

private

Definition at line 64 of file SubsystemNeutronWriter.h.

Referenced by produce(), SubsystemNeutronWriter(), and writeHits().