#include <test/EmbeddingLHEProducer/plugins/EmbeddingLHEProducer.cc>

Inheritance diagram for EmbeddingLHEProducer:

Public Member Functions
	EmbeddingLHEProducer (const edm::ParameterSet &)

	~EmbeddingLHEProducer () override

Public Member Functions inherited from edm::one::EDProducer< edm::BeginRunProducer, edm::EndRunProducer >
	EDProducer ()=default

	EDProducer (const EDProducer &)=delete

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

const EDProducer &	operator= (const EDProducer &)=delete

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 const &)=delete

	EDConsumerBase (EDConsumerBase &&)=default

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::array< std::vector< ModuleDescription const > , NumBranchTypes > &modulesAll, std::vector< ModuleProcessName > &modulesInPreviousProcesses, ProductRegistry const &preg, std::map< std::string, ModuleDescription const *> const &labelsToDesc, std::string const &processName) const

EDConsumerBase const &	operator= (EDConsumerBase const &)=delete

EDConsumerBase &	operator= (EDConsumerBase &&)=default

bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

void	selectInputProcessBlocks (ProductRegistry const &productRegistry, ProcessBlockHelperBase const &processBlockHelperBase)

ProductResolverIndexAndSkipBit	uncheckedIndexFrom (EDGetToken) const

void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)

void	updateLookup (eventsetup::ESRecordsToProxyIndices const &)

virtual	~EDConsumerBase () noexcept(false)

Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &descriptions)

Static Public Member Functions inherited from edm::one::EDProducerBase
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

Private Member Functions
void	assign_4vector (TLorentzVector &Lepton, const pat::Muon *muon, std::string FSRmode)

void	beginJob () override

void	beginRunProduce (edm::Run &run, edm::EventSetup const &es) override

void	endJob () override

void	endRunProduce (edm::Run &, edm::EventSetup const &) override

void	fill_lhe_from_mumu (TLorentzVector &positiveLepton, TLorentzVector &negativeLepton, lhef::HEPEUP &outlhe, CLHEP::HepRandomEngine *engine)

void	fill_lhe_with_particle (lhef::HEPEUP &outlhe, TLorentzVector &particle, int pdgid, double spin, double ctau)

const reco::Candidate *	find_original_muon (const reco::Candidate *muon)

LHERunInfoProduct::Header	give_slha ()

void	mirror (TLorentzVector &positiveLepton, TLorentzVector &negativeLepton)

void	produce (edm::Event &, const edm::EventSetup &) override

void	rotate180 (TLorentzVector &positiveLepton, TLorentzVector &negativeLepton)

void	transform_mumu_to_tautau (TLorentzVector &positiveLepton, TLorentzVector &negativeLepton)

Private Attributes
const double	elMass_ = 0.00051

const int	embeddingParticles [3] {11, 13, 15}

std::ofstream	file

bool	mirror_

edm::EDGetTokenT< edm::View< pat::Muon > >	muonsCollection_

int	particleToEmbed_

bool	rotate180_

std::string	studyFSRmode_

const double	tauMass_ = 1.77682

edm::EDGetTokenT< reco::VertexCollection >	vertexCollection_

bool	write_lheout

Additional Inherited Members
Public Types inherited from edm::one::EDProducerBase
typedef EDProducerBase	ModuleType

Public Types inherited from edm::ProducerBase
template<typename T >
using	BranchAliasSetterT = ProductRegistryHelper::BranchAliasSetterT< T >

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

Protected Member Functions inherited from edm::ProducerBase
template<Transition Tr = Transition::Event>
auto	produces (std::string instanceName) noexcept
	declare what type of product will make and with which optional label More...

template<Transition B>
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)

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 ()

template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces (std::string instanceName)

template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces ()

template<class ProductType >
BranchAliasSetterT< ProductType >	produces (std::string instanceName)

template<typename ProductType , Transition B>
BranchAliasSetterT< ProductType >	produces ()

template<Transition Tr = Transition::Event>
auto	produces () noexcept

ProducesCollector	producesCollector ()

Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)

template<BranchType B = InEvent>
EDConsumerBaseAdaptor< B >	consumes (edm::InputTag tag) noexcept

EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

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<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag const &tag)

template<Transition Tr = Transition::Event>
constexpr auto	esConsumes ()

template<Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag tag)

template<Transition Tr = Transition::Event>
ESGetTokenGeneric	esConsumes (eventsetup::EventSetupRecordKey const &iRecord, eventsetup::DataKey const &iKey)
	Used with EventSetupRecord::doGet. More...

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

void	resetItemsToGetFrom (BranchType iType)

Detailed Description

Description: [one line class summary]

Implementation: [Notes on implementation]

Definition at line 67 of file EmbeddingLHEProducer.cc.

Constructor & Destructor Documentation

◆ EmbeddingLHEProducer()

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

explicit

Definition at line 116 of file EmbeddingLHEProducer.cc.

References embeddingParticles, Exception, file, spr::find(), edm::ParameterSet::getParameter(), edm::ParameterSet::getUntrackedParameter(), edm::Service< T >::isAvailable(), mirror_, muonsCollection_, MillePedeFileConverter_cfg::out, particleToEmbed_, rotate180_, AlCaHLTBitMon_QueryRunRegistry::string, studyFSRmode_, pileupReCalc_HLTpaths::trunc, vertexCollection_, and write_lheout.

                                                                          {
   //register your products
   produces<LHEEventProduct>();
   produces<LHERunInfoProduct, edm::Transition::BeginRun>();
   produces<math::XYZTLorentzVectorD>("vertexPosition");
 
   muonsCollection_ = consumes<edm::View<pat::Muon>>(iConfig.getParameter<edm::InputTag>("src"));
   vertexCollection_ = consumes<reco::VertexCollection>(iConfig.getParameter<edm::InputTag>("vertices"));
   particleToEmbed_ = iConfig.getParameter<int>("particleToEmbed");
   mirror_ = iConfig.getParameter<bool>("mirror");
   rotate180_ = iConfig.getParameter<bool>("rotate180");
   studyFSRmode_ = iConfig.getUntrackedParameter<std::string>("studyFSRmode", "");
 
   write_lheout = false;
   std::string lhe_ouputfile = iConfig.getUntrackedParameter<std::string>("lhe_outputfilename", "");
   if (!lhe_ouputfile.empty()) {
     write_lheout = true;
     file.open(lhe_ouputfile, std::fstream::out | std::fstream::trunc);
   }
 
   //check if particle can be embedded
   if (std::find(std::begin(embeddingParticles), std::end(embeddingParticles), particleToEmbed_) ==
       std::end(embeddingParticles)) {
     throw cms::Exception("Configuration") << "The given particle to embed is not in the list of allowed particles.";
   }
 
   edm::Service<edm::RandomNumberGenerator> rng;
   if (!rng.isAvailable()) {
     throw cms::Exception("Configuration") << "The EmbeddingLHEProducer requires the RandomNumberGeneratorService\n"
                                              "which is not present in the configuration file. \n"
                                              "You must add the service\n"
                                              "in the configuration file or remove the modules that require it.";
   }
 }

◆ ~EmbeddingLHEProducer()

EmbeddingLHEProducer::~EmbeddingLHEProducer ( )

override

Definition at line 151 of file EmbeddingLHEProducer.cc.

151 {}

Member Function Documentation

◆ assign_4vector()

void EmbeddingLHEProducer::assign_4vector	(	TLorentzVector &	Lepton,
		const pat::Muon *	muon,
		std::string	FSRmode
	)

private

Definition at line 373 of file EmbeddingLHEProducer.cc.

References find_original_muon(), reco::Candidate::p4(), and reco::LeafCandidate::p4().

Referenced by produce().

                                                                                                         {
   if ("afterFSR" == FSRmode && muon->genParticle() != nullptr) {
     const reco::GenParticle *afterFSRMuon = muon->genParticle();
     Lepton.SetPxPyPzE(
         afterFSRMuon->p4().px(), afterFSRMuon->p4().py(), afterFSRMuon->p4().pz(), afterFSRMuon->p4().e());
   } else if ("beforeFSR" == FSRmode && muon->genParticle() != nullptr) {
     const reco::Candidate *beforeFSRMuon = find_original_muon(muon->genParticle());
     Lepton.SetPxPyPzE(
         beforeFSRMuon->p4().px(), beforeFSRMuon->p4().py(), beforeFSRMuon->p4().pz(), beforeFSRMuon->p4().e());
   } else {
     Lepton.SetPxPyPzE(muon->p4().px(), muon->p4().py(), muon->p4().pz(), muon->p4().e());
   }
   return;
 }

◆ beginJob()

void EmbeddingLHEProducer::beginJob ( void )

overrideprivatevirtual

Reimplemented from edm::one::EDProducerBase.

Definition at line 210 of file EmbeddingLHEProducer.cc.

210 {}

◆ beginRunProduce()

void EmbeddingLHEProducer::beginRunProduce	(	edm::Run &	run,
		edm::EventSetup const &	es
	)

overrideprivate

Definition at line 217 of file EmbeddingLHEProducer.cc.

References filterCSVwithJSON::copy, file, give_slha(), lhef::HEPRUP::IDWTUP, lhe2HepMCConverter_cff::LHERunInfoProduct, lhef::HEPRUP::LPRUP, eostools::move(), lhef::HEPRUP::resize(), writedatasetfile::run, submitPVValidationJobs::runInfo, write_lheout, lhef::HEPRUP::XERRUP, lhef::HEPRUP::XMAXUP, and lhef::HEPRUP::XSECUP.

                                                                              {
   // fill HEPRUP common block and store in edm::Run
   lhef::HEPRUP heprup;
 
   // set number of processes: 1 for Z to tau tau
   heprup.resize(1);
 
   //Process independent information
 
   //beam particles ID (two protons)
   //heprup.IDBMUP.first = 2212;
   //heprup.IDBMUP.second = 2212;
 
   //beam particles energies (both 6.5 GeV)
   //heprup.EBMUP.first = 6500.;
   //heprup.EBMUP.second = 6500.;
 
   //take default pdf group for both beamparticles
   //heprup.PDFGUP.first = -1;
   //heprup.PDFGUP.second = -1;
 
   //take certan pdf set ID (same as in officially produced DYJets LHE files)
   //heprup.PDFSUP.first = -1;
   //heprup.PDFSUP.second = -1;
 
   //master switch for event weight iterpretation (same as in officially produced DYJets LHE files)
   heprup.IDWTUP = 3;
 
   //Information for first process (Z to tau tau), for now only placeholder:
   heprup.XSECUP[0] = 1.;
   heprup.XERRUP[0] = 0;
   heprup.XMAXUP[0] = 1;
   heprup.LPRUP[0] = 1;
 
   std::unique_ptr<LHERunInfoProduct> runInfo(new LHERunInfoProduct(heprup));
   runInfo->addHeader(give_slha());
 
   if (write_lheout)
     std::copy(runInfo->begin(), runInfo->end(), std::ostream_iterator<std::string>(file));
   run.put(std::move(runInfo));
 }

◆ endJob()

void EmbeddingLHEProducer::endJob ( void )

overrideprivatevirtual

Reimplemented from edm::one::EDProducerBase.

Definition at line 213 of file EmbeddingLHEProducer.cc.

213 {}

◆ endRunProduce()

void EmbeddingLHEProducer::endRunProduce	(	edm::Run &	run,
		edm::EventSetup const &	es
	)

overrideprivate

Definition at line 259 of file EmbeddingLHEProducer.cc.

References LHERunInfoProduct::endOfFile(), file, and write_lheout.

                                                                              {
   if (write_lheout) {
     file << LHERunInfoProduct::endOfFile();
     file.close();
   }
 }

◆ fill_lhe_from_mumu()

void EmbeddingLHEProducer::fill_lhe_from_mumu	(	TLorentzVector &	positiveLepton,
		TLorentzVector &	negativeLepton,
		lhef::HEPEUP &	outlhe,
		CLHEP::HepRandomEngine *	engine
	)

private

Definition at line 266 of file EmbeddingLHEProducer.cc.

References fill_lhe_with_particle(), particleToEmbed_, and BeamSpotPI::Z.

Referenced by produce().

                                                                             {
   TLorentzVector Z = positiveLepton + negativeLepton;
   int leptonPDGID = particleToEmbed_;
 
   // double tau_ctau = 0.00871100; //cm
   double tau_ctau0 = 8.71100e-02;  // mm (for Pythia)
   double tau_ctau_p =
       tau_ctau0 * CLHEP::RandExponential::shoot(engine);  // return -std::log(HepRandom::getTheEngine()->flat());
   // replaces tau = process[iNow].tau0() * rndmPtr->exp(); from pythia8212/src/ProcessContainer.cc which is not initialized for ProcessLevel:all = off mode (no beam particle mode)
   double tau_ctau_n = tau_ctau0 * CLHEP::RandExponential::shoot(engine);
   //std::cout<<"tau_ctau P: "<<tau_ctau_p<<" tau_ctau N:  "<<tau_ctau_n<<std::endl;
 
   fill_lhe_with_particle(outlhe, Z, 23, 9.0, 0);
   fill_lhe_with_particle(outlhe, positiveLepton, -leptonPDGID, 1.0, tau_ctau_p);
   fill_lhe_with_particle(outlhe, negativeLepton, leptonPDGID, -1.0, tau_ctau_n);
 
   return;
 }

◆ fill_lhe_with_particle()

void EmbeddingLHEProducer::fill_lhe_with_particle	(	lhef::HEPEUP &	outlhe,
		TLorentzVector &	particle,
		int	pdgid,
		double	spin,
		double	ctau
	)

private

Definition at line 288 of file EmbeddingLHEProducer.cc.

References funct::abs(), embeddingParticles, spr::find(), lhef::HEPEUP::ICOLUP, lhef::HEPEUP::IDUP, lhef::HEPEUP::ISTUP, lhef::HEPEUP::MOTHUP, lhef::HEPEUP::NUP, EgammaValidation_cff::pdgid, lhef::HEPEUP::PUP, lhef::HEPEUP::resize(), lhef::HEPEUP::SPINUP, and lhef::HEPEUP::VTIMUP.

Referenced by fill_lhe_from_mumu().

                                                                                        {
   // Pay attention to different index conventions:
   // 'particleindex' follows usual C++ index conventions starting at 0 for a list.
   // 'motherindex' follows the LHE index conventions: 0 is for 'not defined', so the listing starts at 1.
   // That means: LHE index 1 == C++ index 0.
   int particleindex = outlhe.NUP;
   outlhe.resize(outlhe.NUP + 1);
 
   outlhe.PUP[particleindex][0] = particle.Px();
   outlhe.PUP[particleindex][1] = particle.Py();
   outlhe.PUP[particleindex][2] = particle.Pz();
   outlhe.PUP[particleindex][3] = particle.E();
   outlhe.PUP[particleindex][4] = particle.M();
   outlhe.IDUP[particleindex] = pdgid;
   outlhe.SPINUP[particleindex] = spin;
   outlhe.VTIMUP[particleindex] = ctau;
 
   outlhe.ICOLUP[particleindex].first = 0;
   outlhe.ICOLUP[particleindex].second = 0;
 
   if (std::abs(pdgid) == 23) {
     outlhe.MOTHUP[particleindex].first = 0;  // No Mother
     outlhe.MOTHUP[particleindex].second = 0;
     outlhe.ISTUP[particleindex] = 2;  // status
   }
 
   if (std::find(std::begin(embeddingParticles), std::end(embeddingParticles), std::abs(pdgid)) !=
       std::end(embeddingParticles)) {
     outlhe.MOTHUP[particleindex].first = 1;   // Mother is the Z (first partile)
     outlhe.MOTHUP[particleindex].second = 1;  // Mother is the Z (first partile)
 
     outlhe.ISTUP[particleindex] = 1;  //status
   }
 
   return;
 }

◆ fillDescriptions()

void EmbeddingLHEProducer::fillDescriptions ( edm::ConfigurationDescriptions & descriptions )

static

Definition at line 551 of file EmbeddingLHEProducer.cc.

References edm::ConfigurationDescriptions::addDefault(), and submitPVResolutionJobs::desc.

                                                                                       {
   //The following says we do not know what parameters are allowed so do no validation
   // Please change this to state exactly what you do use, even if it is no parameters
   edm::ParameterSetDescription desc;
   desc.setUnknown();
   descriptions.addDefault(desc);
 }

◆ find_original_muon()

const reco::Candidate * EmbeddingLHEProducer::find_original_muon ( const reco::Candidate * muon )

private

Definition at line 388 of file EmbeddingLHEProducer.cc.

References HLT_2022v15_cff::muon.

Referenced by assign_4vector().

                                                                                        {
   if (muon->mother(0) == nullptr)
     return muon;
   if (muon->pdgId() == muon->mother(0)->pdgId())
     return find_original_muon(muon->mother(0));
   else
     return muon;
 }

◆ give_slha()

LHERunInfoProduct::Header EmbeddingLHEProducer::give_slha ( )

private

Definition at line 455 of file EmbeddingLHEProducer.cc.

References LHERunInfoProduct::Header::addLine().

Referenced by beginRunProduce().

                                                         {
   LHERunInfoProduct::Header slhah("slha");
 
   slhah.addLine("######################################################################\n");
   slhah.addLine("## PARAM_CARD AUTOMATICALY GENERATED BY MG5 FOLLOWING UFO MODEL   ####\n");
   slhah.addLine("######################################################################\n");
   slhah.addLine("##                                                                  ##\n");
   slhah.addLine("##  Width set on Auto will be computed following the information    ##\n");
   slhah.addLine("##        present in the decay.py files of the model.               ##\n");
   slhah.addLine("##        See  arXiv:1402.1178 for more details.                    ##\n");
   slhah.addLine("##                                                                  ##\n");
   slhah.addLine("######################################################################\n");
   slhah.addLine("\n");
   slhah.addLine("###################################\n");
   slhah.addLine("## INFORMATION FOR MASS\n");
   slhah.addLine("###################################\n");
   slhah.addLine("Block mass \n");
   slhah.addLine("    6 1.730000e+02 # MT \n");
   slhah.addLine("   15 1.777000e+00 # MTA \n");
   slhah.addLine("   23 9.118800e+01 # MZ \n");
   slhah.addLine("   25 1.250000e+02 # MH \n");
   slhah.addLine("## Dependent parameters, given by model restrictions.\n");
   slhah.addLine("## Those values should be edited following the \n");
   slhah.addLine("## analytical expression. MG5 ignores those values \n");
   slhah.addLine("## but they are important for interfacing the output of MG5\n");
   slhah.addLine("## to external program such as Pythia.\n");
   slhah.addLine("  1 0.000000 # d : 0.0 \n");
   slhah.addLine("  2 0.000000 # u : 0.0 \n");
   slhah.addLine("  3 0.000000 # s : 0.0 \n");
   slhah.addLine("  4 0.000000 # c : 0.0 \n");
   slhah.addLine("  5 0.000000 # b : 0.0 \n");
   slhah.addLine("  11 0.000000 # e- : 0.0 \n");
   slhah.addLine("  12 0.000000 # ve : 0.0 \n");
   slhah.addLine("  13 0.000000 # mu- : 0.0 \n");
   slhah.addLine("  14 0.000000 # vm : 0.0 \n");
   slhah.addLine("  16 0.000000 # vt : 0.0 \n");
   slhah.addLine("  21 0.000000 # g : 0.0 \n");
   slhah.addLine("  22 0.000000 # a : 0.0 \n");
   slhah.addLine(
       "  24 80.419002 # w+ : cmath.sqrt(MZ__exp__2/2. + cmath.sqrt(MZ__exp__4/4. - "
       "(aEW*cmath.pi*MZ__exp__2)/(Gf*sqrt__2))) \n");
   slhah.addLine("\n");
   slhah.addLine("###################################\n");
   slhah.addLine("## INFORMATION FOR SMINPUTS\n");
   slhah.addLine("###################################\n");
   slhah.addLine("Block sminputs \n");
   slhah.addLine("    1 1.325070e+02 # aEWM1 \n");
   slhah.addLine("    2 1.166390e-05 # Gf \n");
   slhah.addLine("    3 1.180000e-01 # aS \n");
   slhah.addLine("\n");
   slhah.addLine("###################################\n");
   slhah.addLine("## INFORMATION FOR WOLFENSTEIN\n");
   slhah.addLine("###################################\n");
   slhah.addLine("Block wolfenstein \n");
   slhah.addLine("    1 2.253000e-01 # lamWS \n");
   slhah.addLine("    2 8.080000e-01 # AWS \n");
   slhah.addLine("    3 1.320000e-01 # rhoWS \n");
   slhah.addLine("    4 3.410000e-01 # etaWS \n");
   slhah.addLine("\n");
   slhah.addLine("###################################\n");
   slhah.addLine("## INFORMATION FOR YUKAWA\n");
   slhah.addLine("###################################\n");
   slhah.addLine("Block yukawa \n");
   slhah.addLine("    6 1.730000e+02 # ymt \n");
   slhah.addLine("   15 1.777000e+00 # ymtau \n");
   slhah.addLine("\n");
   slhah.addLine("###################################\n");
   slhah.addLine("## INFORMATION FOR DECAY\n");
   slhah.addLine("###################################\n");
   slhah.addLine("DECAY   6 1.491500e+00 # WT \n");
   slhah.addLine("DECAY  15 2.270000e-12 # WTau \n");
   slhah.addLine("DECAY  23 2.441404e+00 # WZ \n");
   slhah.addLine("DECAY  24 2.047600e+00 # WW \n");
   slhah.addLine("DECAY  25 6.382339e-03 # WH \n");
   slhah.addLine("## Dependent parameters, given by model restrictions.\n");
   slhah.addLine("## Those values should be edited following the \n");
   slhah.addLine("## analytical expression. MG5 ignores those values \n");
   slhah.addLine("## but they are important for interfacing the output of MG5\n");
   slhah.addLine("## to external program such as Pythia.\n");
   slhah.addLine("DECAY  1 0.000000 # d : 0.0 \n");
   slhah.addLine("DECAY  2 0.000000 # u : 0.0 \n");
   slhah.addLine("DECAY  3 0.000000 # s : 0.0 \n");
   slhah.addLine("DECAY  4 0.000000 # c : 0.0 \n");
   slhah.addLine("DECAY  5 0.000000 # b : 0.0 \n");
   slhah.addLine("DECAY  11 0.000000 # e- : 0.0 \n");
   slhah.addLine("DECAY  12 0.000000 # ve : 0.0 \n");
   slhah.addLine("DECAY  13 0.000000 # mu- : 0.0 \n");
   slhah.addLine("DECAY  14 0.000000 # vm : 0.0 \n");
   slhah.addLine("DECAY  16 0.000000 # vt : 0.0 \n");
   slhah.addLine("DECAY  21 0.000000 # g : 0.0 \n");
   slhah.addLine("DECAY  22 0.000000 # a : 0.0\n");
 
   return slhah;
 }

◆ mirror()

void EmbeddingLHEProducer::mirror	(	TLorentzVector &	positiveLepton,
		TLorentzVector &	negativeLepton
	)

private

Definition at line 427 of file EmbeddingLHEProducer.cc.

References EcalCondDBWriter_cfi::beam, mirror_, and BeamSpotPI::Z.

Referenced by produce().

                                                                                                 {
   if (!mirror_)
     return;
   edm::LogInfo("TauEmbedding") << "Applying mirroring";
   TLorentzVector Z = positiveLepton + negativeLepton;
 
   edm::LogInfo("TauEmbedding") << "MuMinus before. Pt: " << negativeLepton.Pt() << " Eta: " << negativeLepton.Eta()
                                << " Phi: " << negativeLepton.Phi() << " Mass: " << negativeLepton.M();
 
   TVector3 Z3 = Z.Vect();
   TVector3 positiveLepton3 = positiveLepton.Vect();
   TVector3 negativeLepton3 = negativeLepton.Vect();
 
   TVector3 beam(0., 0., 1.);
   TVector3 perpToZandBeam = Z3.Cross(beam).Unit();
 
   positiveLepton3 -= 2 * positiveLepton3.Dot(perpToZandBeam) * perpToZandBeam;
   negativeLepton3 -= 2 * negativeLepton3.Dot(perpToZandBeam) * perpToZandBeam;
 
   positiveLepton.SetVect(positiveLepton3);
   negativeLepton.SetVect(negativeLepton3);
 
   edm::LogInfo("TauEmbedding") << "MuMinus after. Pt: " << negativeLepton.Pt() << " Eta: " << negativeLepton.Eta()
                                << " Phi: " << negativeLepton.Phi() << " Mass: " << negativeLepton.M();
 
   return;
 }

◆ produce()

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

overrideprivatevirtual

Implements edm::one::EDProducerBase.

Definition at line 158 of file EmbeddingLHEProducer.cc.

References lhef::HEPEUP::AQCDUP, lhef::HEPEUP::AQEDUP, assign_4vector(), edm::View< T >::begin(), filterCSVwithJSON::copy, edm::View< T >::end(), file, fill_lhe_from_mumu(), edm::RandomNumberGenerator::getEngine(), lhef::HEPEUP::IDPRUP, iEvent, lhe2HepMCConverter_cff::LHEEventProduct, mirror(), eostools::move(), HLT_2022v15_cff::muon, muonsCollection_, rotate180(), lhef::HEPEUP::SCALUP, studyFSRmode_, transform_mumu_to_tautau(), vertexCollection_, write_lheout, and lhef::HEPEUP::XWGTUP.

                                                                                 {
   using namespace edm;
 
   edm::Service<edm::RandomNumberGenerator> rng;
   CLHEP::HepRandomEngine *engine = &rng->getEngine(iEvent.streamID());
 
   edm::Handle<edm::View<pat::Muon>> muonHandle;
   iEvent.getByToken(muonsCollection_, muonHandle);
   edm::View<pat::Muon> coll_muons = *muonHandle;
 
   Handle<std::vector<reco::Vertex>> coll_vertices;
   iEvent.getByToken(vertexCollection_, coll_vertices);
 
   TLorentzVector positiveLepton, negativeLepton;
   bool mu_plus_found = false;
   bool mu_minus_found = false;
   lhef::HEPEUP hepeup;
   hepeup.IDPRUP = 0;
   hepeup.XWGTUP = 1;
   hepeup.SCALUP = -1;
   hepeup.AQEDUP = -1;
   hepeup.AQCDUP = -1;
   // Assuming Pt-Order
   for (edm::View<pat::Muon>::const_iterator muon = coll_muons.begin(); muon != coll_muons.end(); ++muon) {
     if (muon->charge() == 1 && !mu_plus_found) {
       assign_4vector(positiveLepton, &(*muon), studyFSRmode_);
       mu_plus_found = true;
     } else if (muon->charge() == -1 && !mu_minus_found) {
       assign_4vector(negativeLepton, &(*muon), studyFSRmode_);
       mu_minus_found = true;
     } else if (mu_minus_found && mu_plus_found)
       break;
   }
   mirror(positiveLepton, negativeLepton);                    // if no mirror, function does nothing.
   rotate180(positiveLepton, negativeLepton);                 // if no rotate180, function does nothing
   transform_mumu_to_tautau(positiveLepton, negativeLepton);  // if MuonEmbedding, function does nothing.
   fill_lhe_from_mumu(positiveLepton, negativeLepton, hepeup, engine);
 
   double originalXWGTUP_ = 1.;
   std::unique_ptr<LHEEventProduct> product(new LHEEventProduct(hepeup, originalXWGTUP_));
 
   if (write_lheout)
     std::copy(product->begin(), product->end(), std::ostream_iterator<std::string>(file));
 
   iEvent.put(std::move(product));
   // Saving vertex position
   std::unique_ptr<math::XYZTLorentzVectorD> vertex_position(
       new math::XYZTLorentzVectorD(coll_vertices->at(0).x(), coll_vertices->at(0).y(), coll_vertices->at(0).z(), 0.0));
   iEvent.put(std::move(vertex_position), "vertexPosition");
 }

◆ rotate180()

void EmbeddingLHEProducer::rotate180	(	TLorentzVector &	positiveLepton,
		TLorentzVector &	negativeLepton
	)

private

Definition at line 397 of file EmbeddingLHEProducer.cc.

References rotate180_, and BeamSpotPI::Z.

Referenced by produce().

                                                                                                    {
   if (!rotate180_)
     return;
   edm::LogInfo("TauEmbedding") << "Applying 180<C2><B0> rotation";
   // By construction, the 3-momenta of mu-, mu+ and Z are in one plane.
   // That means, one vector for perpendicular projection can be used for both leptons.
   TLorentzVector Z = positiveLepton + negativeLepton;
 
   edm::LogInfo("TauEmbedding") << "MuMinus before. Pt: " << negativeLepton.Pt() << " Eta: " << negativeLepton.Eta()
                                << " Phi: " << negativeLepton.Phi() << " Mass: " << negativeLepton.M();
 
   TVector3 Z3 = Z.Vect();
   TVector3 positiveLepton3 = positiveLepton.Vect();
   TVector3 negativeLepton3 = negativeLepton.Vect();
 
   TVector3 p3_perp = positiveLepton3 - positiveLepton3.Dot(Z3) / Z3.Dot(Z3) * Z3;
   p3_perp = p3_perp.Unit();
 
   positiveLepton3 -= 2 * positiveLepton3.Dot(p3_perp) * p3_perp;
   negativeLepton3 -= 2 * negativeLepton3.Dot(p3_perp) * p3_perp;
 
   positiveLepton.SetVect(positiveLepton3);
   negativeLepton.SetVect(negativeLepton3);
 
   edm::LogInfo("TauEmbedding") << "MuMinus after. Pt: " << negativeLepton.Pt() << " Eta: " << negativeLepton.Eta()
                                << " Phi: " << negativeLepton.Phi() << " Mass: " << negativeLepton.M();
 
   return;
 }

◆ transform_mumu_to_tautau()

void EmbeddingLHEProducer::transform_mumu_to_tautau	(	TLorentzVector &	positiveLepton,
		TLorentzVector &	negativeLepton
	)

private

Definition at line 326 of file EmbeddingLHEProducer.cc.

References elMass_, particleToEmbed_, L1EGammaClusterEmuProducer_cfi::scale, mathSSE::sqrt(), tauMass_, and BeamSpotPI::Z.

Referenced by produce().

                                                                                                                   {
   // No corrections applied for muon embedding
   double lep_mass;
   if (particleToEmbed_ == 11) {
     lep_mass = elMass_;
   } else if (particleToEmbed_ == 15) {
     lep_mass = tauMass_;
   } else {
     return;
   }
 
   TLorentzVector Z = positiveLepton + negativeLepton;
 
   TVector3 boost_from_Z_to_LAB = Z.BoostVector();
   TVector3 boost_from_LAB_to_Z = -Z.BoostVector();
 
   // Boosting the two leptons to Z restframe, then both are back to back. This means, same 3-momentum squared
   positiveLepton.Boost(boost_from_LAB_to_Z);
   negativeLepton.Boost(boost_from_LAB_to_Z);
 
   // Energy of tau = 0.5*Z-mass
   double lep_mass_squared = lep_mass * lep_mass;
   double lep_energy_squared = 0.25 * Z.M2();
   double lep_3momentum_squared = lep_energy_squared - lep_mass_squared;
   if (lep_3momentum_squared < 0) {
     edm::LogWarning("TauEmbedding") << "3-Momentum squared is negative";
     return;
   }
 
   //Computing scale, applying it on the 3-momenta and building new 4 momenta of the taus
   double scale = std::sqrt(lep_3momentum_squared / positiveLepton.Vect().Mag2());
   positiveLepton.SetPxPyPzE(scale * positiveLepton.Px(),
                             scale * positiveLepton.Py(),
                             scale * positiveLepton.Pz(),
                             std::sqrt(lep_energy_squared));
   negativeLepton.SetPxPyPzE(scale * negativeLepton.Px(),
                             scale * negativeLepton.Py(),
                             scale * negativeLepton.Pz(),
                             std::sqrt(lep_energy_squared));
 
   //Boosting the new taus back to LAB frame
   positiveLepton.Boost(boost_from_Z_to_LAB);
   negativeLepton.Boost(boost_from_Z_to_LAB);
 
   return;
 }

Member Data Documentation

◆ elMass_

const double EmbeddingLHEProducer::elMass_ = 0.00051

private

Definition at line 101 of file EmbeddingLHEProducer.cc.

Referenced by transform_mumu_to_tautau().

◆ embeddingParticles

const int EmbeddingLHEProducer::embeddingParticles[3] {11, 13, 15}

private

Definition at line 102 of file EmbeddingLHEProducer.cc.

Referenced by EmbeddingLHEProducer(), and fill_lhe_with_particle().

◆ file

std::ofstream EmbeddingLHEProducer::file

private

Definition at line 104 of file EmbeddingLHEProducer.cc.

Referenced by beginRunProduce(), EmbeddingLHEProducer(), endRunProduce(), and produce().

◆ mirror_

bool EmbeddingLHEProducer::mirror_

private

Definition at line 99 of file EmbeddingLHEProducer.cc.

Referenced by EmbeddingLHEProducer(), and mirror().

◆ muonsCollection_

edm::EDGetTokenT<edm::View<pat::Muon> > EmbeddingLHEProducer::muonsCollection_

private

Definition at line 96 of file EmbeddingLHEProducer.cc.

Referenced by EmbeddingLHEProducer(), and produce().

◆ particleToEmbed_

int EmbeddingLHEProducer::particleToEmbed_

private

Definition at line 98 of file EmbeddingLHEProducer.cc.

Referenced by EmbeddingLHEProducer(), fill_lhe_from_mumu(), and transform_mumu_to_tautau().

◆ rotate180_

bool EmbeddingLHEProducer::rotate180_

private

Definition at line 99 of file EmbeddingLHEProducer.cc.

Referenced by EmbeddingLHEProducer(), and rotate180().

◆ studyFSRmode_

std::string EmbeddingLHEProducer::studyFSRmode_

private

Definition at line 110 of file EmbeddingLHEProducer.cc.

Referenced by EmbeddingLHEProducer(), and produce().

◆ tauMass_

const double EmbeddingLHEProducer::tauMass_ = 1.77682

private

Definition at line 100 of file EmbeddingLHEProducer.cc.

Referenced by transform_mumu_to_tautau().

◆ vertexCollection_

edm::EDGetTokenT<reco::VertexCollection> EmbeddingLHEProducer::vertexCollection_

private

Definition at line 97 of file EmbeddingLHEProducer.cc.

Referenced by EmbeddingLHEProducer(), and produce().

◆ write_lheout

bool EmbeddingLHEProducer::write_lheout

private

Definition at line 105 of file EmbeddingLHEProducer.cc.

Referenced by beginRunProduce(), EmbeddingLHEProducer(), endRunProduce(), and produce().

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ EmbeddingLHEProducer()

◆ ~EmbeddingLHEProducer()

Member Function Documentation

◆ assign_4vector()

◆ beginJob()

◆ beginRunProduce()

◆ endJob()

◆ endRunProduce()

◆ fill_lhe_from_mumu()

◆ fill_lhe_with_particle()

◆ fillDescriptions()

◆ find_original_muon()

◆ give_slha()

◆ mirror()

◆ produce()

◆ rotate180()

◆ transform_mumu_to_tautau()

Member Data Documentation

◆ elMass_

◆ embeddingParticles

◆ file

◆ mirror_

◆ muonsCollection_

◆ particleToEmbed_

◆ rotate180_

◆ studyFSRmode_

◆ tauMass_

◆ vertexCollection_

◆ write_lheout