EcalTBMCInfoProducer Class Reference

#include <EcalTBMCInfoProducer.h>

Inheritance diagram for EcalTBMCInfoProducer:

Public Member Functions
	EcalTBMCInfoProducer (const edm::ParameterSet &ps)
	Constructor. More...
void	produce (edm::Event &event, const edm::EventSetup &eventSetup) override
	Produce digis out of raw data. More...
	~EcalTBMCInfoProducer () override
	Destructor. More...
Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default
bool	hasAbilityToProduceInLumis () const final
bool	hasAbilityToProduceInRuns () const final

Private Attributes
double	beamEta
double	beamPhi
double	beamTheta
double	beamXoff
double	beamYoff
int	crysNumber
ROOT::Math::Rotation3D *	fromCMStoTB
edm::EDGetTokenT< edm::HepMCProduct >	GenVtxToken
double	partXhodo
double	partYhodo
EcalTBCrystalMap *	theTestMap

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

Definition at line 23 of file EcalTBMCInfoProducer.h.

Constructor & Destructor Documentation

EcalTBMCInfoProducer::EcalTBMCInfoProducer ( const edm::ParameterSet &  ps )

explicit

Constructor.

Definition at line 22 of file EcalTBMCInfoProducer.cc.

References funct::cos(), ecalTB2006H4_GenSimDigiReco_cfg::CrystalMapFile, spr::deltaEta, hiPixelPairStep_cff::deltaPhi, PVValHelper::eta, Exception, JetChargeProducer_cfi::exp, edm::ParameterSet::getParameter(), edm::Service< T >::isAvailable(), EcalTBCrystalMap::NCRYSTAL, funct::sin(), geometryCSVtoXML::xx, geometryCSVtoXML::xy, geometryCSVtoXML::xz, geometryCSVtoXML::yy, geometryCSVtoXML::yz, and geometryCSVtoXML::zz.

                                                                    {

  produces<PEcalTBInfo>();

  edm::FileInPath CrystalMapFile = ps.getParameter<edm::FileInPath>("CrystalMapFile");
  GenVtxToken = consumes<edm::HepMCProduct>(edm::InputTag("moduleLabelVtx","source"));
  double fMinEta = ps.getParameter<double>("MinEta");
  double fMaxEta = ps.getParameter<double>("MaxEta");
  double fMinPhi = ps.getParameter<double>("MinPhi");
  double fMaxPhi = ps.getParameter<double>("MaxPhi");
  beamEta = (fMaxEta+fMinEta)/2.;
  beamPhi = (fMaxPhi+fMinPhi)/2.;
  beamTheta = 2.0*atan(exp(-beamEta));
  beamXoff = ps.getParameter<double>("BeamMeanX");
  beamYoff = ps.getParameter<double>("BeamMeanX");
   
  string fullMapName = CrystalMapFile.fullPath();
  theTestMap = new EcalTBCrystalMap(fullMapName);
  crysNumber = 0;

  double deltaEta = 999.;
  double deltaPhi = 999.;
  for ( int cryIndex = 1; cryIndex <= EcalTBCrystalMap::NCRYSTAL; ++cryIndex) {
    double eta = 0;
    double phi = 0.;
    theTestMap->findCrystalAngles(cryIndex, eta, phi);
    if ( fabs(beamEta - eta) < deltaEta && fabs(beamPhi - phi) < deltaPhi ) {
      deltaEta = fabs(beamEta - eta);
      deltaPhi = fabs(beamPhi - phi);
      crysNumber = cryIndex;
    }
    else if (fabs(beamEta - eta)<deltaEta && fabs(beamPhi - phi)>deltaPhi ) {
      if ( fabs(beamPhi - phi) < 0.017 ) {
        deltaEta = fabs(beamEta - eta);
        deltaPhi = fabs(beamPhi - phi);
        crysNumber = cryIndex;
      }
    }
    else if (fabs(beamEta - eta)>deltaEta && fabs(beamPhi - phi)<deltaPhi ) {
      if ( fabs(beamEta - eta) < 0.017 ) {
        deltaEta = fabs(beamEta - eta);
        deltaPhi = fabs(beamPhi - phi);
        crysNumber = cryIndex;
      }
    }
  }

  edm::LogInfo("EcalTBInfo") << "Initialize TB MC ECAL info producer with parameters: \n"
                             << "Crystal map file:  " << CrystalMapFile << "\n"
                             << "Beam average eta = " << beamEta << "\n"
                             << "Beam average phi = " << beamPhi << "\n"
                             << "Corresponding to crystal number = " << crysNumber << "\n"
                             << "Beam X offset =    " << beamXoff << "\n"
                             << "Beam Y offset =    " << beamYoff;

  // rotation matrix to move from the CMS reference frame to the test beam one

  double xx = -cos(beamTheta)*cos(beamPhi);
  double xy = -cos(beamTheta)*sin(beamPhi);
  double xz = sin(beamTheta);
  
  double yx = sin(beamPhi);
  double yy = -cos(beamPhi);
  double yz = 0.;
  
  double zx = sin(beamTheta)*cos(beamPhi);
  double zy = sin(beamTheta)*sin(beamPhi);
  double zz = cos(beamTheta);

  fromCMStoTB = new ROOT::Math::Rotation3D(xx, xy, xz, yx, yy, yz, zx, zy, zz);

  // random number
  edm::Service<edm::RandomNumberGenerator> rng;
  if ( ! rng.isAvailable()) {
     throw cms::Exception("Configuration")
       << "EcalTBMCInfoProducer 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.";
   }
}

EcalTBMCInfoProducer::~EcalTBMCInfoProducer ( )

override

Destructor.

Definition at line 103 of file EcalTBMCInfoProducer.cc.

                                            {
  delete theTestMap;
}

Member Function Documentation

void EcalTBMCInfoProducer::produce ( edm::Event &  event, const edm::EventSetup &  eventSetup  )

override

Produce digis out of raw data.

Definition at line 107 of file EcalTBMCInfoProducer.cc.

References edm::RandomNumberGenerator::getEngine(), edm::HepMCProduct::GetEvent(), LogDebug, eostools::move(), and edm::Event::streamID().

{
  edm::Service<edm::RandomNumberGenerator> rng;
  CLHEP::HepRandomEngine* engine = &rng->getEngine(event.streamID());

  unique_ptr<PEcalTBInfo> product(new PEcalTBInfo());

  // Fill the run information

  product->setCrystal(crysNumber);

  product->setBeamDirection(beamEta, beamPhi);
  product->setBeamOffset(beamXoff, beamYoff);

  // Compute the event x,y vertex coordinates in the beam reference system
  // e.g. in the place orthogonal to the beam average direction

  partXhodo = partYhodo = 0.;

  edm::Handle<edm::HepMCProduct> GenEvt;
  event.getByToken(GenVtxToken,GenEvt);

  const HepMC::GenEvent* Evt = GenEvt->GetEvent() ;
  HepMC::GenEvent::vertex_const_iterator Vtx = Evt->vertices_begin();

  math::XYZPoint eventCMSVertex((*Vtx)->position().x(),
                                (*Vtx)->position().y(),
                                (*Vtx)->position().z());
  
  LogDebug("EcalTBInfo") << "Generated vertex position = " 
                         << eventCMSVertex.x() << " " 
                         << eventCMSVertex.y() << " " 
                         << eventCMSVertex.z();

  math::XYZPoint eventTBVertex = (*fromCMStoTB)*eventCMSVertex;

  LogDebug("EcalTBInfo") << "Rotated vertex position   = "
                         << eventTBVertex.x() << " " 
                         << eventTBVertex.y() << " " 
                         << eventTBVertex.z();

  partXhodo = eventTBVertex.x();
  partYhodo = eventTBVertex.y();

  product->setBeamPosition(partXhodo, partYhodo);

  // Asynchronous phase shift
  double thisPhaseShift = CLHEP::RandFlat::shoot(engine);

  product->setPhaseShift(thisPhaseShift);
  LogDebug("EcalTBInfo") << "Asynchronous Phaseshift = " << thisPhaseShift;

  // store the object in the framework event

  event.put(std::move(product));
}

Member Data Documentation

double EcalTBMCInfoProducer::beamEta

private

Definition at line 38 of file EcalTBMCInfoProducer.h.

double EcalTBMCInfoProducer::beamPhi

private

Definition at line 39 of file EcalTBMCInfoProducer.h.

double EcalTBMCInfoProducer::beamTheta

private

Definition at line 40 of file EcalTBMCInfoProducer.h.

double EcalTBMCInfoProducer::beamXoff

private

Definition at line 44 of file EcalTBMCInfoProducer.h.

double EcalTBMCInfoProducer::beamYoff

private

Definition at line 45 of file EcalTBMCInfoProducer.h.

int EcalTBMCInfoProducer::crysNumber

private

Definition at line 42 of file EcalTBMCInfoProducer.h.

ROOT::Math::Rotation3D* EcalTBMCInfoProducer::fromCMStoTB

private

Definition at line 52 of file EcalTBMCInfoProducer.h.

edm::EDGetTokenT<edm::HepMCProduct> EcalTBMCInfoProducer::GenVtxToken

private

Definition at line 54 of file EcalTBMCInfoProducer.h.

double EcalTBMCInfoProducer::partXhodo

private

Definition at line 47 of file EcalTBMCInfoProducer.h.

double EcalTBMCInfoProducer::partYhodo

private

Definition at line 48 of file EcalTBMCInfoProducer.h.

EcalTBCrystalMap* EcalTBMCInfoProducer::theTestMap

private

Definition at line 50 of file EcalTBMCInfoProducer.h.