CastorFastClusterProducer Class Reference

#include <FastSimulation/ForwardDetectors/plugins/CastorFastClusterProducer.cc>

Inheritance diagram for CastorFastClusterProducer:

Public Member Functions
	CastorFastClusterProducer (const edm::ParameterSet &)
	~CastorFastClusterProducer () override
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 Types
typedef std::vector< reco::CastorCluster >	CastorClusterCollection
typedef ROOT::Math::RhoEtaPhiPoint	ClusterPoint
typedef math::XYZPointD	Point

Private Member Functions
double	make_noise ()
void	produce (edm::Event &, const edm::EventSetup &) override

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

Description: <one line="" class="" summary>="">

Implementation: <Notes on="" implementation>="">

Definition at line 17 of file CastorFastClusterProducer.h.

Member Typedef Documentation

CastorClusterCollection

typedef std::vector<reco::CastorCluster> CastorFastClusterProducer::CastorClusterCollection

private

Definition at line 29 of file CastorFastClusterProducer.h.

ClusterPoint

typedef ROOT::Math::RhoEtaPhiPoint CastorFastClusterProducer::ClusterPoint

private

Definition at line 28 of file CastorFastClusterProducer.h.

Point

typedef math::XYZPointD CastorFastClusterProducer::Point

private

Definition at line 27 of file CastorFastClusterProducer.h.

Constructor & Destructor Documentation

CastorFastClusterProducer()

CastorFastClusterProducer::CastorFastClusterProducer ( const edm::ParameterSet &  iConfig )

explicit

Definition at line 54 of file CastorFastClusterProducer.cc.

                                                                                   {
  //register your products
  produces<CastorClusterCollection>();
 
  //now do what ever other initialization is needed
}

~CastorFastClusterProducer()

CastorFastClusterProducer::~CastorFastClusterProducer ( )

override

Definition at line 61 of file CastorFastClusterProducer.cc.

                                                      {
  // do anything here that needs to be done at desctruction time
  // (e.g. close files, deallocate resources etc.)
}

Member Function Documentation

make_noise()

double CastorFastClusterProducer::make_noise ( )

private

Definition at line 348 of file CastorFastClusterProducer.cc.

                                             {
  double result = -1.;
  TRandom3 r2(0);
  double mu_noise = 0.053;     // GeV (from 1.214 ADC) per channel
  double sigma_noise = 0.027;  // GeV (from 0.6168 ADC) per channel
 
  while (result < 0.) {
    result = r2.Gaus(mu_noise, sigma_noise);
  }
 
  return result;
}

References diffTwoXMLs::r2, and mps_fire::result.

produce()

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

overrideprivate

Definition at line 71 of file CastorFastClusterProducer.cc.

                                                                                     {
  using namespace edm;
  using namespace reco;
  using namespace std;
  using namespace TMath;
 
  //
  // Make CastorCluster objects
  //
 
  //cout << "entering event" << endl;
 
  Handle<GenParticleCollection> genParticles;
  iEvent.getByLabel("genParticles", genParticles);
 
  // make pointer to towers that will be made
  unique_ptr<CastorClusterCollection> CastorClusters(new CastorClusterCollection);
 
  /*
   // declare castor array
   double castorplus [4][16]; // (0,x): Energies - (1,x): emEnergies - (2,x): hadEnergies - (3,x): phi position - eta = 5.9
   double castormin [4][16];  // (0,x): Energies - (1,x): emEnergies - (2,x): hadEnergies - (3,x): phi position - eta = -5.9
   // set phi values of array sectors and everything else to zero
   for (int j = 0; j < 16; j++) {
    castorplus[3][j] = -2.94524 + j*0.3927;
    castormin[3][j] = -2.94524 + j*0.3927;
    castorplus[0][j] = 0.;
    castormin[0][j] = 0.;
    castorplus[1][j] = 0.;
    castormin[1][j] = 0.;
    castorplus[2][j] = 0.;
    castormin[2][j] = 0.; 
    //castorplus[4][j] = 0.;
    //castormin[4][j] = 0.;
   }
   
   // declare properties vectors
   vector<double> depthplus[16];
   vector<double> depthmin[16];
   vector<double> fhotplus [16];
   vector<double> fhotmin [16];
   vector<double> energyplus [16];
   vector<double> energymin [16];
   
   for (int i=0;i<16;i++) {
    depthplus[i].clear();
    depthmin[i].clear();
    fhotplus[i].clear();
    fhotmin[i].clear();
    energyplus[i].clear();
    energymin[i].clear();
   }
   */
 
  //cout << "declared everything" << endl;
 
  // start particle loop
  for (size_t i = 0; i < genParticles->size(); ++i) {
    const Candidate& p = (*genParticles)[i];
 
    // select particles in castor
    if (fabs(p.eta()) > 5.2 && fabs(p.eta()) < 6.6) {
      //cout << "found particle in castor, start calculating" << endl;
 
      // declare energies
      double gaus_E = -1.;
      double emEnergy = 0.;
      double hadEnergy = 0.;
      //double fhot = 0.;
      //double depth = 0.;
 
      // add energies - em: if particle is e- or gamma
      if (p.pdgId() == 11 || p.pdgId() == 22) {
        while (gaus_E < 0.) {
          // apply energy smearing with gaussian random generator
          TRandom3 r(0);
          // use sigma/E parametrization for the EM sections of CASTOR TB 2007 results
          double sigma = p.energy() * (sqrt(pow(0.044, 2) + pow(0.513 / sqrt(p.energy()), 2)));
          gaus_E = r.Gaus(p.energy(), sigma);
        }
 
        // calculate electromagnetic electron/photon energy leakage
        double tmax;
        double a;
        double cte;
        if (p.pdgId() == 11) {
          cte = -0.5;
        } else {
          cte = 0.5;
        }
        tmax = 1.0 * (log(gaus_E / 0.0015) + cte);
        a = tmax * 0.5 + 1;
        double leakage;
        double x = 0.5 * 19.38;
        leakage = gaus_E - gaus_E * Gamma(a, x);
 
        // add emEnergy
        emEnergy = gaus_E - leakage;
        // add hadEnergy leakage
        hadEnergy = leakage;
 
        // make cluster
        ClusterPoint pt1;
        if (p.eta() > 0.) {
          ClusterPoint temp(88.5, 5.9, p.phi());
          pt1 = temp;
        }
        if (p.eta() < 0.) {
          ClusterPoint temp(88.5, -5.9, p.phi());
          pt1 = temp;
        }
        Point pt2(pt1);
        CastorTowerRefVector refvector;
        CastorClusters->push_back(
            reco::CastorCluster(gaus_E, pt2, emEnergy, hadEnergy, emEnergy / gaus_E, 0., 0., 0., 0., refvector));
 
      } else {
        while (gaus_E < 0.) {
          // apply energy smearing with gaussian random generator
          TRandom3 r(0);
          // use sigma/E parametrization for the HAD sections of CASTOR TB 2007 results
          double sigma = p.energy() * (sqrt(pow(0.121, 2) + pow(1.684 / sqrt(p.energy()), 2)));
          gaus_E = r.Gaus(p.energy(), sigma);
        }
 
        // add hadEnergy
        hadEnergy = gaus_E;
 
        // make cluster
        ClusterPoint pt1;
        if (p.eta() > 0.) {
          ClusterPoint temp(88.5, 5.9, p.phi());
          pt1 = temp;
        }
        if (p.eta() < 0.) {
          ClusterPoint temp(88.5, -5.9, p.phi());
          pt1 = temp;
        }
        Point pt2(pt1);
        CastorTowerRefVector refvector;
        CastorClusters->push_back(reco::CastorCluster(gaus_E, pt2, 0., hadEnergy, 0., 0., 0., 0., 0., refvector));
      }
 
      /*
        // make tower
        
        // set sector
        int sector = -1;
        for (int j = 0; j < 16; j++) {
            double a = -M_PI + j*0.3927;
        double b = -M_PI + (j+1)*0.3927;
            if ( (p.phi() > a) && (p.phi() < b)) {  
           sector = j;
        }
        }
        
        // set eta
        if (p.eta() > 0) { 
        castorplus[0][sector] = castorplus[0][sector] + gaus_E;
        castorplus[1][sector] = castorplus[1][sector] + emEnergy;
        castorplus[2][sector] = castorplus[2][sector] + hadEnergy;
        
        depthplus[sector].push_back(depth);
        fhotplus[sector].push_back(fhot);
        energyplus[sector].push_back(gaus_E);
        //cout << "filled vectors" << endl;
        //cout << "energyplus size = " << energyplus[sector].size() << endl;
        //cout << "depthplus size = " << depthplus[sector].size() << endl;
        //cout << "fhotplus size = " << fhotplus[sector].size() << endl;
        
        } else { 
        castormin[0][sector] = castormin[0][sector] + gaus_E;
        castormin[1][sector] = castormin[1][sector] + emEnergy;
        castormin[2][sector] = castormin[2][sector] + hadEnergy;
        
        
        depthmin[sector].push_back(depth);
        fhotmin[sector].push_back(fhot);
        energymin[sector].push_back(gaus_E);
        //cout << "filled vectors" << endl;
        
        }
        */
    }
  }
 
  /*
   // substract pedestals/noise
   for (int j = 0; j < 16; j++) {
    double hadnoise = 0.;
    for (int i=0;i<12;i++) {
        hadnoise = hadnoise + make_noise();
    }
    castorplus[0][j] = castorplus[0][j] - hadnoise - make_noise() - make_noise();
    castormin[0][j] = castormin[0][j] - hadnoise - make_noise() - make_noise();
    castorplus[1][j] = castorplus[1][j] - make_noise() - make_noise();
    castormin[1][j] = castormin[1][j] - make_noise() - make_noise();
    castorplus[2][j] = castorplus[2][j] - hadnoise;
    castormin[2][j] = castormin[2][j] - hadnoise; 
    
    // set possible negative values to zero
    if (castorplus[0][j] < 0.) castorplus[0][j] = 0.;
    if (castormin[0][j] < 0.) castormin[0][j] = 0.;
    if (castorplus[1][j] < 0.) castorplus[1][j] = 0.;
    if (castormin[1][j] < 0.) castormin[1][j] = 0.;
    if (castorplus[2][j] < 0.) castorplus[2][j] = 0.;
    if (castormin[2][j] < 0.) castormin[2][j] = 0.;
   }
   */
 
  /*
   // store towers from castor arrays
   // eta = 5.9
   for (int j=0;j<16;j++) {
    if (castorplus[0][j] > 0.) {
        
        double fem = 0.;
        fem = castorplus[1][j]/castorplus[0][j]; 
        ClusterPoint pt1(88.5,5.9,castorplus[3][j]);
        Point pt2(pt1); 
        
        // parametrize depth and fhot from full sim
        // get fit parameters from energy
        // get random number according to distribution with fit parameters
        double depth_mean = 0.;
        double fhot_mean = 0.;
        double sum_energy = 0.;
        
        //cout << "energyplus size = " << energyplus[j].size()<< endl;
        for (size_t p = 0; p<energyplus[j].size();p++) {
            depth_mean = depth_mean + depthplus[j][p]*energyplus[j][p];
            fhot_mean = fhot_mean + fhotplus[j][p]*energyplus[j][p];
        sum_energy = sum_energy + energyplus[j][p];
        }
        depth_mean = depth_mean/sum_energy;
        fhot_mean = fhot_mean/sum_energy;
        cout << "computed depth/fhot" << endl;
        
        
        edm::RefVector<edm::SortedCollection<CastorRecHit> > refvector;
        CastorClusters->push_back(reco::CastorCluster(castorplus[0][j],pt2,castorplus[1][j],castorplus[2][j],fem,depth_mean,fhot_mean,refvector));  
    }
   }
   // eta = -5.9
   for (int j=0;j<16;j++) {
    if (castormin[0][j] > 0.) {
        double fem = 0.;
        fem = castormin[1][j]/castormin[0][j]; 
        ClusterPoint pt1(88.5,-5.9,castormin[3][j]);
        Point pt2(pt1); 
        
        // parametrize depth and fhot from full sim
        // get fit parameters from energy
        // get random number according to distribution with fit parameters
        double depth_mean = 0.;
        double fhot_mean = 0.;
        double sum_energy = 0.;
        
        
        for (size_t p = 0; p<energymin[j].size();p++) {
            depth_mean = depth_mean + depthmin[j][p]*energymin[j][p];
            fhot_mean = fhot_mean + fhotmin[j][p]*energymin[j][p];
        sum_energy = sum_energy + energymin[j][p];
        }
        depth_mean = depth_mean/sum_energy;
        fhot_mean = fhot_mean/sum_energy;
        
        
        edm::RefVector<edm::SortedCollection<CastorRecHit> > refvector;
        CastorClusters->push_back(reco::CastorCluster(castormin[0][j],pt2,castormin[1][j],castormin[2][j],fem,depth_mean,fhot_mean,refvector)); 
    }
   }
   */
 
  iEvent.put(std::move(CastorClusters));
}

References a, genParticles2HepMC_cfi::genParticles, mps_fire::i, iEvent, dqm-mbProfile::log, eostools::move(), AlCaHLTBitMon_ParallelJobs::p, funct::pow(), HLT_FULL_cff::pt1, HLT_FULL_cff::pt2, edm::RefVector< C, T, F >::push_back(), alignCSCRings::r, mathSSE::sqrt(), groupFilesInBlocks::temp, tmax, and x.