recon::RecoilMissesEcalSkimmer Class Reference

Public Member Functions
	RecoilMissesEcalSkimmer (const std::string &name, framework::Process &process)
	Constructor.
	~RecoilMissesEcalSkimmer ()
	Destructor.
void	produce (framework::Event &event)
	Run the processor and select events where the recoil misses the Ecal.
Public Member Functions inherited from framework::Producer
	Producer (const std::string &name, Process &process)
	Class constructor.
virtual void	beforeNewRun (ldmx::RunHeader &header)
	Handle allowing producers to modify run headers before the run begins.
Public Member Functions inherited from framework::EventProcessor
	EventProcessor (const std::string &name, Process &process)
	Class constructor.
virtual	~EventProcessor ()
	Class destructor.
virtual void	configure (framework::config::Parameters &parameters)
	Callback for the EventProcessor to configure itself from the given set of parameters.
virtual void	onNewRun (const ldmx::RunHeader &runHeader)
	Callback for the EventProcessor to take any necessary action when the run being processed changes.
virtual void	onFileOpen (EventFile &eventFile)
	Callback for the EventProcessor to take any necessary action when a new event input ROOT file is opened.
virtual void	onFileClose (EventFile &eventFile)
	Callback for the EventProcessor to take any necessary action when a event input ROOT file is closed.
virtual void	onProcessStart ()
	Callback for the EventProcessor to take any necessary action when the processing of events starts, such as creating histograms.
virtual void	onProcessEnd ()
	Callback for the EventProcessor to take any necessary action when the processing of events finishes, such as calculating job-summary quantities.
template<class T >
const T &	getCondition (const std::string &condition_name)
	Access a conditions object for the current event.
TDirectory *	getHistoDirectory ()
	Access/create a directory in the histogram file for this event processor to create histograms and analysis tuples.
void	setStorageHint (framework::StorageControl::Hint hint)
	Mark the current event as having the given storage control hint from this module.
void	setStorageHint (framework::StorageControl::Hint hint, const std::string &purposeString)
	Mark the current event as having the given storage control hint from this module and the given purpose string.
int	getLogFrequency () const
	Get the current logging frequency from the process.
int	getRunNumber () const
	Get the run number from the process.
std::string	getName () const
	Get the processor name.
void	createHistograms (const std::vector< framework::config::Parameters > &histos)
	Internal function which is used to create histograms passed from the python configuration @parma histos vector of Parameters that configure histograms to create.

Additional Inherited Members
Static Public Member Functions inherited from framework::EventProcessor
static void	declare (const std::string &classname, int classtype, EventProcessorMaker *)
	Internal function which is part of the PluginFactory machinery.
Static Public Attributes inherited from framework::Producer
static const int	CLASSTYPE {1}
	Constant used to track EventProcessor types by the PluginFactory.
Protected Member Functions inherited from framework::EventProcessor
void	abortEvent ()
	Abort the event immediately.
Protected Attributes inherited from framework::EventProcessor
HistogramHelper	histograms_
	Interface class for making and filling histograms.
NtupleManager &	ntuple_ {NtupleManager::getInstance()}
	Manager for any ntuples.
logging::logger	theLog_
	The logger for this EventProcessor.

Detailed Description

Definition at line 21 of file RecoilMissesEcalSkimmer.h.

Constructor & Destructor Documentation

RecoilMissesEcalSkimmer()

recon::RecoilMissesEcalSkimmer::RecoilMissesEcalSkimmer	(	const std::string &	name,
		framework::Process &	process
	)

Constructor.

Definition at line 12 of file RecoilMissesEcalSkimmer.cxx.

    : framework::Producer(name, process) {}

~RecoilMissesEcalSkimmer()

recon::RecoilMissesEcalSkimmer::~RecoilMissesEcalSkimmer

(

)

Destructor.

Definition at line 16 of file RecoilMissesEcalSkimmer.cxx.

{}

Member Function Documentation

produce()

void recon::RecoilMissesEcalSkimmer::produce ( framework::Event &  event )

virtual

Run the processor and select events where the recoil misses the Ecal.

Parameters

event

The event to process.

Implements framework::Producer.

Definition at line 18 of file RecoilMissesEcalSkimmer.cxx.

                                                           {
  // Get the collection of simulated particles from the event
  auto particleMap{event.getMap<int, ldmx::SimParticle>("SimParticles")};
 
  // Search for the recoil electron
  auto [recoilTrackID, recoilElectron] = Analysis::getRecoil(particleMap);
 
  // Get the collection of simulated Ecal hits from the event.
  const std::vector<ldmx::SimCalorimeterHit> ecalSimHits =
      event.getCollection<ldmx::SimCalorimeterHit>("EcalSimHits");
 
  // Loop through the Ecal hits and check if the recoil electron is
  // associated with any of them.  If there are any recoil electron hits
  // in the Ecal, drop the event.
  bool hasRecoilElectronHits = false;
  for (const ldmx::SimCalorimeterHit &simHit : ecalSimHits) {
    /*std::cout << "[ RecoilMissesEcalSkimmer ]: "
              << "Number of hit contributions: "
              << simHit->getNumberOfContribs() << std::endl;*/
 
    for (int iContrib = 0; iContrib < simHit.getNumberOfContribs();
         ++iContrib) {
      ldmx::SimCalorimeterHit::Contrib contrib = simHit.getContrib(iContrib);
 
      if (contrib.trackID == recoilTrackID) {
        /*std::cout << "[ RecoilMissesEcalSkimmer ]: "
                  << "Ecal hit associated with recoil electron." << std::endl;
         */
 
        hasRecoilElectronHits = true;
      }
    }
  }
 
  // Tell the skimmer to keep or drop the event based on whether there
  // were recoil electron hits found in the Ecal.
  if (hasRecoilElectronHits) {
    setStorageHint(framework::hint_shouldDrop);
  } else {
    setStorageHint(framework::hint_shouldKeep);
  }
}

References framework::hint_shouldDrop, framework::hint_shouldKeep, framework::EventProcessor::setStorageHint(), and ldmx::SimCalorimeterHit::Contrib::trackID.

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The documentation for this class was generated from the following files:

• Recon/include/Recon/Skims/RecoilMissesEcalSkimmer.h
• Recon/src/Recon/Skims/RecoilMissesEcalSkimmer.cxx