edm::ExpoRandomPtGunProducer Class Reference

#include <ExpoRandomPtGunProducer.h>

Inheritance diagram for edm::ExpoRandomPtGunProducer:

Public Member Functions
	ExpoRandomPtGunProducer (const ParameterSet &pset)
	~ExpoRandomPtGunProducer () override
Public Member Functions inherited from edm::BaseFlatGunProducer
	BaseFlatGunProducer (const ParameterSet &)
void	beginRun (const edm::Run &r, const edm::EventSetup &) override
void	endRun (edm::Run const &r, const edm::EventSetup &) override
void	endRunProduce (edm::Run &r, const edm::EventSetup &) override
	~BaseFlatGunProducer () override
Public Member Functions inherited from edm::one::EDProducer< one::WatchRuns, EndRunProducer >
	EDProducer ()=default
SerialTaskQueue *	globalLuminosityBlocksQueue () final
SerialTaskQueue *	globalRunsQueue () final
bool	hasAbilityToProduceInBeginLumis () const final
bool	hasAbilityToProduceInBeginProcessBlocks () const final
bool	hasAbilityToProduceInBeginRuns () const final
bool	hasAbilityToProduceInEndLumis () const final
bool	hasAbilityToProduceInEndProcessBlocks () const final
bool	hasAbilityToProduceInEndRuns () const final
bool	wantsGlobalLuminosityBlocks () const final
bool	wantsGlobalRuns () const final
bool	wantsInputProcessBlocks () const final
bool	wantsProcessBlocks () const final
Public Member Functions inherited from edm::one::EDProducerBase
	EDProducerBase ()
ModuleDescription const &	moduleDescription () const
bool	wantsStreamLuminosityBlocks () const
bool	wantsStreamRuns () const
	~EDProducerBase () override
Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)
std::vector< edm::ProductResolverIndex > const &	indiciesForPutProducts (BranchType iBranchType) const
	ProducerBase ()
std::vector< edm::ProductResolverIndex > const &	putTokenIndexToProductResolverIndex () const
std::vector< bool > const &	recordProvenanceList () const
void	registerProducts (ProducerBase *, ProductRegistry *, ModuleDescription const &)
std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...
void	resolvePutIndicies (BranchType iBranchType, ModuleToResolverIndicies const &iIndicies, std::string const &moduleLabel)
TypeLabelList const &	typeLabelList () const
	used by the fwk to register the list of products of this module More...
	~ProducerBase () noexcept(false) override
Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const
void	convertCurrentProcessAlias (std::string const &processName)
	Convert "@currentProcess" in InputTag process names to the actual current process name. More...
	EDConsumerBase ()
	EDConsumerBase (EDConsumerBase &&)=default
	EDConsumerBase (EDConsumerBase const &)=delete
ESProxyIndex const *	esGetTokenIndices (edm::Transition iTrans) const
std::vector< ESProxyIndex > const &	esGetTokenIndicesVector (edm::Transition iTrans) const
std::vector< ESRecordIndex > const &	esGetTokenRecordIndicesVector (edm::Transition iTrans) const
ProductResolverIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const
void	itemsMayGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const
void	itemsToGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const
std::vector< ProductResolverIndexAndSkipBit > const &	itemsToGetFrom (BranchType iType) const
void	labelsForToken (EDGetToken iToken, Labels &oLabels) const
void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const
EDConsumerBase &	operator= (EDConsumerBase &&)=default
EDConsumerBase const &	operator= (EDConsumerBase const &)=delete
bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const
bool	registeredToConsumeMany (TypeID const &, BranchType) const
ProductResolverIndexAndSkipBit	uncheckedIndexFrom (EDGetToken) const
void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)
void	updateLookup (eventsetup::ESRecordsToProxyIndices const &)
virtual	~EDConsumerBase () noexcept(false)

Protected Attributes
double	fMaxPt
double	fMeanPt
double	fMinPt
Protected Attributes inherited from edm::BaseFlatGunProducer
bool	fAddAntiParticle
HepMC::GenEvent *	fEvt
double	fMaxEta
double	fMaxPhi
double	fMinEta
double	fMinPhi
std::vector< int >	fPartIDs
ESHandle< HepPDT::ParticleDataTable >	fPDGTable
int	fVerbosity

Private Member Functions
void	produce (Event &e, const EventSetup &es) override

Additional Inherited Members
Public Types inherited from edm::one::EDProducerBase
typedef EDProducerBase	ModuleType
Public Types inherited from edm::ProducerBase
using	ModuleToResolverIndicies = std::unordered_multimap< std::string, std::tuple< edm::TypeID const *, const char *, edm::ProductResolverIndex > >
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList
Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels
Static Public Member Functions inherited from edm::one::EDProducerBase
static const std::string &	baseType ()
static void	fillDescriptions (ConfigurationDescriptions &descriptions)
static void	prevalidate (ConfigurationDescriptions &descriptions)
Protected Member Functions inherited from edm::ProducerBase
template<class ProductType >
BranchAliasSetterT< ProductType >	produces ()
	declare what type of product will make and with which optional label More...
template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces ()
template<typename ProductType , Transition B>
BranchAliasSetterT< ProductType >	produces ()
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)
template<BranchType B>
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)
template<Transition B>
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)
template<typename ProductType , Transition B>
BranchAliasSetterT< ProductType >	produces (std::string instanceName)
template<class ProductType >
BranchAliasSetterT< ProductType >	produces (std::string instanceName)
template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces (std::string instanceName)
ProducesCollector	producesCollector ()
Protected Member Functions inherited from edm::EDConsumerBase
EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)
template<BranchType B = InEvent>
EDConsumerBaseAdaptor< B >	consumes (edm::InputTag tag) noexcept
template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)
ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...
template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()
void	consumesMany (const TypeToGet &id)
template<BranchType B>
void	consumesMany (const TypeToGet &id)
template<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes ()
template<Transition Tr = Transition::Event>
constexpr auto	esConsumes () noexcept
template<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag const &tag)
template<Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag tag) noexcept
template<Transition Tr = Transition::Event>
ESGetTokenGeneric	esConsumes (eventsetup::EventSetupRecordKey const &iRecord, eventsetup::DataKey const &iKey)
	Used with EventSetupRecord::doGet. More...
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)
template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

Detailed Description

Definition at line 14 of file ExpoRandomPtGunProducer.h.

Constructor & Destructor Documentation

ExpoRandomPtGunProducer()

ExpoRandomPtGunProducer::ExpoRandomPtGunProducer

(

const ParameterSet &

pset

)

Definition at line 23 of file ExpoRandomPtGunProducer.cc.

                                                                         : BaseFlatGunProducer(pset) {
  ParameterSet defpset;
  ParameterSet pgun_params = pset.getParameter<ParameterSet>("PGunParameters");
 
  fMinPt = pgun_params.getParameter<double>("MinPt");
  fMaxPt = pgun_params.getParameter<double>("MaxPt");
 
  fMeanPt = pgun_params.getParameter<double>("MeanPt");
 
  produces<HepMCProduct>("unsmeared");
  produces<GenEventInfoProduct>();
}

References fMaxPt, fMeanPt, fMinPt, edm::ParameterSet::getParameter(), and muonDTDigis_cfi::pset.

~ExpoRandomPtGunProducer()

ExpoRandomPtGunProducer::~ExpoRandomPtGunProducer ( )

override

Definition at line 36 of file ExpoRandomPtGunProducer.cc.

                                                  {
  // no need to cleanup GenEvent memory - done in HepMCProduct
}

Member Function Documentation

produce()

void ExpoRandomPtGunProducer::produce ( Event &  e, const EventSetup &  es  )

overrideprivatevirtual

Implements edm::one::EDProducerBase.

Definition at line 40 of file ExpoRandomPtGunProducer.cc.

                                                                    {
  edm::Service<edm::RandomNumberGenerator> rng;
  CLHEP::HepRandomEngine* engine = &rng->getEngine(e.streamID());
 
  if (fVerbosity > 0) {
    cout << " ExpoRandomPtGunProducer : Begin New Event Generation" << endl;
  }
  // event loop (well, another step in it...)
 
  // no need to clean up GenEvent memory - done in HepMCProduct
  //
 
  // here re-create fEvt (memory)
  //
  fEvt = new HepMC::GenEvent();
 
  // now actualy, cook up the event from PDGTable and gun parameters
  //
  // 1st, primary vertex
  //
  //HepMC::GenVertex* Vtx = new HepMC::GenVertex(CLHEP::HepLorentzVector(0.,0.,0.));
  HepMC::GenVertex* Vtx = new HepMC::GenVertex(HepMC::FourVector(0., 0., 0.));
 
  // loop over particles
  //
  int barcode = 1;
  for (unsigned int ip = 0; ip < fPartIDs.size(); ++ip) {
    //the max is to ensure you don't generate at 0
    //the 90% is to get rid of edge effect
 
    double pt = std::max(0.00001, 0.90 * fMinPt) + CLHEP::RandExponential::shoot(engine, fMeanPt);
    //shoot until in the designated range
    while (pt < fMinPt || pt > fMaxPt) {
      pt = std::max(0.00001, 0.90 * fMinPt) + CLHEP::RandExponential::shoot(engine, fMeanPt);
    }
 
    double eta = CLHEP::RandFlat::shoot(engine, fMinEta, fMaxEta);
    double phi = CLHEP::RandFlat::shoot(engine, fMinPhi, fMaxPhi);
    int PartID = fPartIDs[ip];
    const HepPDT::ParticleData* PData = fPDGTable->particle(HepPDT::ParticleID(abs(PartID)));
    double mass = PData->mass().value();
    double theta = 2. * atan(exp(-eta));
    double mom = pt / sin(theta);
    double px = pt * cos(phi);
    double py = pt * sin(phi);
    double pz = mom * cos(theta);
    double energy2 = mom * mom + mass * mass;
    double energy = sqrt(energy2);
    //CLHEP::Hep3Vector p(px,py,pz) ;
    //HepMC::GenParticle* Part =
    //    new HepMC::GenParticle(CLHEP::HepLorentzVector(p,energy),PartID,1);
    HepMC::FourVector p(px, py, pz, energy);
    HepMC::GenParticle* Part = new HepMC::GenParticle(p, PartID, 1);
    Part->suggest_barcode(barcode);
    barcode++;
    Vtx->add_particle_out(Part);
 
    if (fAddAntiParticle) {
      //CLHEP::Hep3Vector ap(-px,-py,-pz) ;
      HepMC::FourVector ap(-px, -py, -pz, energy);
      int APartID = -PartID;
      if (PartID == 22 || PartID == 23) {
        APartID = PartID;
      }
      //HepMC::GenParticle* APart =
      //   new HepMC::GenParticle(CLHEP::HepLorentzVector(ap,energy),APartID,1);
      HepMC::GenParticle* APart = new HepMC::GenParticle(ap, APartID, 1);
      APart->suggest_barcode(barcode);
      barcode++;
      Vtx->add_particle_out(APart);
    }
  }
 
  fEvt->add_vertex(Vtx);
  fEvt->set_event_number(e.id().event());
  fEvt->set_signal_process_id(20);
 
  if (fVerbosity > 0) {
    fEvt->print();
  }
 
  unique_ptr<HepMCProduct> BProduct(new HepMCProduct());
  BProduct->addHepMCData(fEvt);
  e.put(std::move(BProduct), "unsmeared");
 
  unique_ptr<GenEventInfoProduct> genEventInfo(new GenEventInfoProduct(fEvt));
  e.put(std::move(genEventInfo));
 
  if (fVerbosity > 0) {
    // for testing purpose only
    // fEvt->print() ; // prints empty info after it's made into edm::Event
    cout << " FlatRandomPtGunProducer : Event Generation Done " << endl;
  }
}

References funct::abs(), funct::cos(), gather_cfg::cout, MillePedeFileConverter_cfg::e, HCALHighEnergyHPDFilter_cfi::energy, PVValHelper::eta, JetChargeProducer_cfi::exp, edm::BaseFlatGunProducer::fAddAntiParticle, edm::BaseFlatGunProducer::fEvt, edm::BaseFlatGunProducer::fMaxEta, edm::BaseFlatGunProducer::fMaxPhi, fMaxPt, fMeanPt, edm::BaseFlatGunProducer::fMinEta, edm::BaseFlatGunProducer::fMinPhi, fMinPt, edm::BaseFlatGunProducer::fPartIDs, edm::BaseFlatGunProducer::fPDGTable, edm::BaseFlatGunProducer::fVerbosity, genParticles2HepMC_cfi::genEventInfo, GenParticle::GenParticle, edm::RandomNumberGenerator::getEngine(), ZgammaFilter_cfi::HepMCProduct, EgHLTOffHistBins_cfi::mass, SiStripPI::max, eostools::move(), AlCaHLTBitMon_ParallelJobs::p, LHEGenericFilter_cfi::ParticleID, genfragment_ptgun_cfg::PartID, DiDispStaMuonMonitor_cfi::pt, multPhiCorr_741_25nsDY_cfi::px, multPhiCorr_741_25nsDY_cfi::py, funct::sin(), mathSSE::sqrt(), and theta().

Member Data Documentation

fMaxPt

double edm::ExpoRandomPtGunProducer::fMaxPt

protected

Definition at line 26 of file ExpoRandomPtGunProducer.h.

Referenced by ExpoRandomPtGunProducer(), and produce().

fMeanPt

double edm::ExpoRandomPtGunProducer::fMeanPt

protected

Definition at line 27 of file ExpoRandomPtGunProducer.h.

Referenced by ExpoRandomPtGunProducer(), and produce().

fMinPt

double edm::ExpoRandomPtGunProducer::fMinPt

protected

Definition at line 25 of file ExpoRandomPtGunProducer.h.

Referenced by ExpoRandomPtGunProducer(), and produce().