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	hasAbilityToProduceInBeginRuns () const final
bool	hasAbilityToProduceInEndLumis () const final
bool	hasAbilityToProduceInEndRuns () const final

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 21 of file BeamSpotProducer.h.

Member Typedef Documentation

Parameters

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

Definition at line 23 of file BeamSpotProducer.h.

Constructor & Destructor Documentation

BeamSpotProducer()

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

explicit

constructor

Definition at line 19 of file BeamSpotProducer.cc.

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

~BeamSpotProducer()

BeamSpotProducer::~BeamSpotProducer ( )

override

destructor

Definition at line 28 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 35 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.get<BeamSpotObjectsRcd>().get(beamhandle);
  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, edm::EventSetup::get(), get, BeamSpotObjects::GetBeamWidthX(), BeamSpotObjects::GetBeamWidthY(), BeamSpotObjects::GetBetaStar(), BeamSpotObjects::GetCovariance(), BeamSpotObjects::Getdxdz(), BeamSpotObjects::Getdydz(), BeamSpotObjects::GetEmittanceX(), BeamSpotObjects::GetEmittanceY(), BeamSpotObjects::GetSigmaZ(), BeamSpotObjects::GetX(), BeamSpotObjects::GetY(), BeamSpotObjects::GetZ(), mps_fire::i, iEvent, dqmiolumiharvest::j, makeMuonMisalignmentScenario::matrix, eostools::move(), edm::ESHandle< T >::product(), mps_fire::result, reco::BeamSpot::setBeamWidthY(), reco::BeamSpot::setbetaStar(), reco::BeamSpot::setEmittanceX(), and reco::BeamSpot::setEmittanceY().