BeamSpotProducer Class Reference

#include <BeamSpotProducer.h>

Inheritance diagram for BeamSpotProducer:

Public Types
typedef std::vector< edm::ParameterSet >	Parameters
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

Public Member Functions
	BeamSpotProducer (const edm::ParameterSet &iConf)
	constructor More...
void	produce (edm::Event &iEvent, const edm::EventSetup &iSetup) override
	produce a beam spot class More...
	~BeamSpotProducer () override
	destructor More...
Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default
bool	hasAbilityToProduceInBeginLumis () const final
bool	hasAbilityToProduceInBeginProcessBlocks () const final
bool	hasAbilityToProduceInBeginRuns () const final
bool	hasAbilityToProduceInEndLumis () const final
bool	hasAbilityToProduceInEndProcessBlocks () const final
bool	hasAbilityToProduceInEndRuns () const final

Private Attributes
edm::ESGetToken< BeamSpotObjects, BeamSpotObjectsRcd >	m_beamToken

Detailed Description

---

class: BeamSpotProducer.h package: RecoVertex/BeamSpotProducer

author: Francisco Yumiceva, Fermilab (yumic.nosp@m.eva@.nosp@m.fnal..nosp@m.gov)

---

Definition at line 25 of file BeamSpotProducer.h.

Member Typedef Documentation

Parameters

typedef std::vector<edm::ParameterSet> BeamSpotProducer::Parameters

Definition at line 27 of file BeamSpotProducer.h.

Constructor & Destructor Documentation

BeamSpotProducer()

BeamSpotProducer::BeamSpotProducer ( const edm::ParameterSet &  iConf )

explicit

constructor

Definition at line 17 of file BeamSpotProducer.cc.

                                                               {
  edm::LogInfo("RecoVertex/BeamSpotProducer") << "Initializing Beam Spot producer "
                                              << "\n";
 
  //fVerbose=conf.getUntrackedParameter<bool>("verbose", false);
  m_beamToken = esConsumes<BeamSpotObjects, BeamSpotObjectsRcd>();
 
  produces<reco::BeamSpot>();
}

References m_beamToken.

~BeamSpotProducer()

BeamSpotProducer::~BeamSpotProducer ( )

override

destructor

Definition at line 27 of file BeamSpotProducer.cc.

{}

Member Function Documentation

produce()

void BeamSpotProducer::produce ( edm::Event &  iEvent, const edm::EventSetup &  iSetup  )

override

produce a beam spot class

Definition at line 34 of file BeamSpotProducer.cc.

                                                                            {
  using namespace edm;
 
  auto result = std::make_unique<reco::BeamSpot>();
 
  reco::BeamSpot aSpot;
 
  //typedef math::XYZPoint Point;
  //enum { dimension = 7 };
  //typedef math::Error<dimension>::type CovarianceMatrix;
 
  //try {
  edm::LogInfo("RecoVertex/BeamSpotProducer") << "Reconstructing event number: " << iEvent.id() << "\n";
 
  edm::ESHandle<BeamSpotObjects> beamhandle = iSetup.getHandle(m_beamToken);
  const BeamSpotObjects* spotDB = beamhandle.product();
 
  // translate from BeamSpotObjects to reco::BeamSpot
  reco::BeamSpot::Point apoint(spotDB->GetX(), spotDB->GetY(), spotDB->GetZ());
 
  reco::BeamSpot::CovarianceMatrix matrix;
  for (int i = 0; i < 7; ++i) {
    for (int j = 0; j < 7; ++j) {
      matrix(i, j) = spotDB->GetCovariance(i, j);
    }
  }
 
  // this assume beam width same in x and y
  aSpot = reco::BeamSpot(
      apoint, spotDB->GetSigmaZ(), spotDB->Getdxdz(), spotDB->Getdydz(), spotDB->GetBeamWidthX(), matrix);
  aSpot.setBeamWidthY(spotDB->GetBeamWidthY());
  aSpot.setEmittanceX(spotDB->GetEmittanceX());
  aSpot.setEmittanceY(spotDB->GetEmittanceY());
  aSpot.setbetaStar(spotDB->GetBetaStar());
 
  //}
  //
  //catch (std::exception & err) {
  //    edm::LogInfo("RecoVertex/BeamSpotProducer")
  //        << "Exception during event number: " << iEvent.id()
  //        << "\n" << err.what() << "\n";
  //}
 
  *result = aSpot;
 
  iEvent.put(std::move(result));
}

References align::BeamSpot, BeamSpotObjects::GetBeamWidthX(), BeamSpotObjects::GetBeamWidthY(), BeamSpotObjects::GetBetaStar(), BeamSpotObjects::GetCovariance(), BeamSpotObjects::Getdxdz(), BeamSpotObjects::Getdydz(), BeamSpotObjects::GetEmittanceX(), BeamSpotObjects::GetEmittanceY(), edm::EventSetup::getHandle(), BeamSpotObjects::GetSigmaZ(), BeamSpotObjects::GetX(), BeamSpotObjects::GetY(), BeamSpotObjects::GetZ(), mps_fire::i, iEvent, dqmiolumiharvest::j, m_beamToken, makeMuonMisalignmentScenario::matrix, eostools::move(), edm::ESHandle< T >::product(), mps_fire::result, reco::BeamSpot::setBeamWidthY(), reco::BeamSpot::setbetaStar(), reco::BeamSpot::setEmittanceX(), and reco::BeamSpot::setEmittanceY().

Member Data Documentation

m_beamToken

edm::ESGetToken<BeamSpotObjects, BeamSpotObjectsRcd> BeamSpotProducer::m_beamToken

private

Definition at line 38 of file BeamSpotProducer.h.

Referenced by BeamSpotProducer(), and produce().