DerivationFramework::TruthCollectionMakerBase Class Reference

#include <TruthCollectionMakerBase.h>

Inherits extends< AthAlgTool, IAugmentationTool >.

Inherited by DerivationFramework::TruthCollectionMakerBSM, DerivationFramework::TruthCollectionMakerBoson, DerivationFramework::TruthCollectionMakerBottom, DerivationFramework::TruthCollectionMakerCharm, DerivationFramework::TruthCollectionMakerElectron, DerivationFramework::TruthCollectionMakerForwardProton, DerivationFramework::TruthCollectionMakerMuon, DerivationFramework::TruthCollectionMakerNeutrino, DerivationFramework::TruthCollectionMakerPhoton, DerivationFramework::TruthCollectionMakerPhotonSim, and DerivationFramework::TruthCollectionMakerTop.

Collaboration diagram for DerivationFramework::TruthCollectionMakerBase:

Public Member Functions
virtual StatusCode	initialize () override final
virtual StatusCode	finalize () override final
virtual StatusCode	addBranches (const EventContext &ctx) const override final

Protected Member Functions
virtual std::vector< int >	updateMask (const xAOD::TruthParticleContainer *) const

Private Attributes
std::atomic< unsigned int >	m_ntotpart {}
std::atomic< unsigned int >	m_npasspart {}
SG::ReadHandleKey< xAOD::TruthParticleContainer >	m_particlesKey {this, "ParticlesKey", "TruthParticles", "ReadHandleKey for input TruthParticleContainer"}
SG::WriteHandleKey< xAOD::TruthParticleContainer >	m_outputParticlesKey {this, "OutputCollectionName", "", "WriteHandleKey for new TruthParticleContainer"}
Gaudi::Property< bool >	m_buildingW {this, "BuildingW", false, "Are we building W bosons?"}
Gaudi::Property< bool >	m_buildingZ {this, "BuildingZ", false, "Are we building Z bosons?"}
Gaudi::Property< bool >	m_do_compress {this, "Do_Compress", false, "Removes particles with the same pdgId in a decay chain (but keeps first and last)"}
Gaudi::Property< bool >	m_do_sherpa {this, "Do_Sherpa", false, "Checks if there are truth W bosons in the current record. If not, tries to combine W daughters to create one"}
Gaudi::Property< bool >	m_keep_navigation_info {this, "KeepNavigationInfo", true, "m_do_sherpa currently only works for W+jets"}
SG::WriteDecorHandleKey< xAOD::TruthParticleContainer >	m_linkDecoratorKey {this, "originalTruthParticle", m_outputParticlesKey, "originalTruthParticle", "Name of the decoration linking to the original truth particle"}
SG::WriteDecorHandleKey< xAOD::TruthParticleContainer >	m_originDecoratorKey {this, "classifierParticleOrigin", m_outputParticlesKey, "classifierParticleOrigin", "Name of the decoration which records the particle origin as determined by the MCTruthClassifier"}
SG::WriteDecorHandleKey< xAOD::TruthParticleContainer >	m_typeDecoratorKey {this, "classifierParticleType", m_outputParticlesKey, "classifierParticleType", "Name of the decoration which records the particle type as determined by the MCTruthClassifier"}
SG::WriteDecorHandleKey< xAOD::TruthParticleContainer >	m_outcomeDecoratorKey {this, "classifierParticleOutCome", m_outputParticlesKey, "classifierParticleOutCome", "Name of the decoration which records the particle outcome as determined by the MCTruthClassifier"}
SG::WriteDecorHandleKey< xAOD::TruthParticleContainer >	m_classificationDecoratorKey {this, "Classification", m_outputParticlesKey, "Classification", "Name of the decoration which records the particle classification as determined by the MCTruthClassifier"}
SG::WriteDecorHandleKey< xAOD::TruthParticleContainer >	m_motherIDDecoratorKey {this, "motherID", m_outputParticlesKey, "motherID", "Name of the decoration which records the ID of the particle's mother"}
SG::WriteDecorHandleKey< xAOD::TruthParticleContainer >	m_daughterIDDecoratorKey {this, "daughterID", m_outputParticlesKey, "daughterID", "Name of the decoration which records the ID of the particle's daughter"}
SG::WriteDecorHandleKey< xAOD::TruthParticleContainer >	m_hadronOriginDecoratorKey {this, "TopHadronOriginFlag", m_outputParticlesKey, "TopHadronOriginFlag", "Name of the decoration which records the origin of hadrons from top decays"}
SG::ReadDecorHandleKey< xAOD::TruthParticleContainer >	m_originReadDecorKey {this, "inputClassifierParticleOrigin", m_particlesKey, "classifierParticleOrigin", "Particle origin"}
SG::ReadDecorHandleKey< xAOD::TruthParticleContainer >	m_typeReadDecorKey {this, "inputClassifierParticleType", m_particlesKey, "classifierParticleType", "Particle type"}
SG::ReadDecorHandleKey< xAOD::TruthParticleContainer >	m_outcomeReadDecorKey {this, "inputClassifierParticleOutCome", m_particlesKey, "classifierParticleOutCome", "Particle outcome"}
SG::ReadDecorHandleKey< xAOD::TruthParticleContainer >	m_classificationReadDecorKey {this, "inputClassification", m_particlesKey, "Classification", "Classification code"}
ServiceHandle< StoreGateSvc >	m_metaStore {this, "MetaDataStore", "MetaDataStore"}
	Handle on the metadata store for init.

Detailed Description

Definition at line 27 of file TruthCollectionMakerBase.h.

Member Function Documentation

addBranches()

StatusCode DerivationFramework::TruthCollectionMakerBase::addBranches ( const EventContext & ctx ) const

finaloverridevirtual

Definition at line 74 of file TruthCollectionMakerBase.cxx.

{
  // Event context for AthenaMT
 
  // Set up for some metadata handling
  // TODO: this isn't MT compliant. This information should go into the config level and avoid meta store
  static const bool is_sherpa = [this]() {
    bool is_sherpa = false;
    if (m_metaStore->contains<xAOD::TruthMetaDataContainer>("TruthMetaData")){
      // Note that I'd like to get this out of metadata in general, but it seems that the
      // metadata isn't fully available in initialize, and since this is a const function
      // I can only do the retrieve every event, rather than lazy-initializing, since this
      // metadata ought not change during a run
      const xAOD::TruthMetaDataContainer* truthMetaData(nullptr);
      // Shamelessly stolen from the file meta data tool
      if (m_metaStore->retrieve(truthMetaData).isSuccess() && !truthMetaData->empty()){
        // Let's just be super sure...
        const std::string gens = truthMetaData->at(0)->generators();
        is_sherpa = (gens.find("sherpa")==std::string::npos &&
                     gens.find("Sherpa")==std::string::npos &&
                     gens.find("SHERPA")==std::string::npos) ? false : true;
      } // Seems to be the only sure way...
      else {
        ATH_MSG_WARNING("Found xAODTruthMetaDataContainer empty! Configuring to be NOT Sherpa.");
      }
      ATH_MSG_INFO("From metadata configured: Sherpa? " << is_sherpa);
    } else {
      ATH_MSG_WARNING("Could not find metadata container in storegate; assuming NOT Sherpa");
    }
    return is_sherpa;
  }();
 
  // Retrieve truth collections
  SG::ReadHandle<xAOD::TruthParticleContainer> truthParticles(m_particlesKey,ctx);
  if (!truthParticles.isValid()) {
    ATH_MSG_ERROR("Couldn't retrieve TruthParticle collection with name " << m_particlesKey);
    return StatusCode::FAILURE;
  }
 
  // Create the new particle containers and WriteHandles
  SG::WriteHandle<xAOD::TruthParticleContainer> newParticlesWriteHandle(m_outputParticlesKey, ctx);
  ATH_CHECK(newParticlesWriteHandle.record(std::make_unique<xAOD::TruthParticleContainer>(),
                                           std::make_unique<xAOD::TruthParticleAuxContainer>()));
  ATH_MSG_DEBUG( "Recorded new TruthParticleContainer with key: " << (m_outputParticlesKey.key()));
 
  // Set up a mask with the same entries as the full collections
  unsigned int nParticles = truthParticles->size();
  m_ntotpart += nParticles;
 
  // Set up decor readers
  SG::ReadDecorHandle<xAOD::TruthParticleContainer, unsigned int > originReadDecor(m_originReadDecorKey, ctx);
  SG::ReadDecorHandle<xAOD::TruthParticleContainer, unsigned int > typeReadDecor(m_typeReadDecorKey, ctx);
  SG::ReadDecorHandle<xAOD::TruthParticleContainer, unsigned int > outcomeReadDecor(m_outcomeReadDecorKey, ctx);
  SG::ReadDecorHandle<xAOD::TruthParticleContainer, unsigned int > classificationReadDecor(m_classificationReadDecorKey, ctx);
 
  // Set up decorators
  SG::WriteDecorHandle<xAOD::TruthParticleContainer, ElementLink<xAOD::TruthParticleContainer> > linkDecorator(m_linkDecoratorKey, ctx);
  SG::WriteDecorHandle<xAOD::TruthParticleContainer, unsigned int > originDecorator(m_originDecoratorKey, ctx);
  SG::WriteDecorHandle<xAOD::TruthParticleContainer, unsigned int > typeDecorator(m_typeDecoratorKey, ctx);
  SG::WriteDecorHandle<xAOD::TruthParticleContainer, unsigned int > outcomeDecorator(m_outcomeDecoratorKey, ctx);
  SG::WriteDecorHandle<xAOD::TruthParticleContainer, unsigned int > classificationDecorator(m_classificationDecoratorKey, ctx);
  SG::WriteDecorHandle< xAOD::TruthParticleContainer, int > motherIDDecorator(m_motherIDDecoratorKey, ctx);
  SG::WriteDecorHandle< xAOD::TruthParticleContainer, int > daughterIDDecorator(m_daughterIDDecoratorKey, ctx);
  SG::WriteDecorHandle< xAOD::TruthParticleContainer, int > hadronOriginDecorator(m_hadronOriginDecoratorKey, ctx);
 
  // Execute the text parsers and update the mask
  std::vector<int> entries{updateMask(truthParticles.cptr())};
  unsigned int nEntries = entries.size();
  // check the sizes are compatible
  if (nParticles != nEntries ) {
    ATH_MSG_ERROR("Sizes incompatible! Are you sure your selection string used TruthParticles?");
    return StatusCode::FAILURE;
  } else {
    // add relevant particles to new collection
 
    //---------------
    //This is some code to *add* new particles. Probably a good idea to break this off as a sub-function, but I'll let James C decide where that should go.
    //---------------
 
    //Let's check if we want to build W/Z bosons
    bool SherpaW = false;
    bool SherpaZ = false;
    if (m_do_sherpa && is_sherpa && m_buildingW) {
      SherpaW = true;
    }
    if (m_do_sherpa && is_sherpa && m_buildingZ) {
      SherpaZ = true;
    }
    if ((SherpaW or SherpaZ) && is_sherpa){
      if (std::accumulate(entries.begin(),entries.end(),0) > 0){ //We actually have some W and Z bosons in there.
        SherpaW = false;
        SherpaZ = false;
      }
    }
 
    if ((SherpaW || SherpaZ) && is_sherpa){
      // Currently only handles un-ambiguous cases
      std::vector<const xAOD::TruthParticle*>  status_nonPhysical;
      for (unsigned int i=0; i<nParticles; ++i) {
        // Nullptr check
        if (!truthParticles->at(i)) continue;
        // Only collect leptons
        if (!MC::isSMLepton(truthParticles->at(i))) continue;
        // Gather by status
        if (!MC::isPhysical(truthParticles->at(i))) status_nonPhysical.push_back(  truthParticles->at(i) );
      } // Done with loop over truth particles
        // Boson cases that we can actually deal with -- generically up to VVV
      if ((status_nonPhysical.size()==2 || status_nonPhysical.size()==4 || status_nonPhysical.size()==6) && (SherpaZ || SherpaW)){
        // Basic boson pairing...
        int gens[3] = {0,0,0};
        for (size_t i=0;i<status_nonPhysical.size();++i){
          if (status_nonPhysical[i]->absPdgId()<13) gens[0]++;
          else if (status_nonPhysical[i]->absPdgId()<15) gens[1]++;
          else gens[2]++;
        } // Loop over status_nonPhysical particles
          // Should only have even numbers per generation.  Any number greater than 2 or ==1 and we're dead
        if (gens[0]>2 || gens[0]==1 || gens[1]>2 || gens[1]==1 || gens[2]>2 || gens[2]==1){
          // In agreeing with Sherpa authors, these are Q-M ambiguous states.  Do not let users be evil.
          ATH_MSG_VERBOSE("Too many leptons of one generation.  Cannot make bosons.  Give up");
          return StatusCode::SUCCESS;
        }
        std::vector<const xAOD::TruthParticle*> boson;
        for (size_t i=0;i<status_nonPhysical.size();++i){
          if (status_nonPhysical[i]->absPdgId()<13) boson.push_back(status_nonPhysical[i]);
          else if (gens[0]==0 && status_nonPhysical[i]->absPdgId()<15) boson.push_back(status_nonPhysical[i]);
          else if (gens[0]==0 && gens[1]==0) boson.push_back(status_nonPhysical[i]);
          if (boson.size()==2){
            // Make a boson!  Just have to figure out _which_ boson!
            int pdg_id=0;
            // Easy case: Z boson
            if (boson[0]->pdgId()==-boson[1]->pdgId()) pdg_id=23;
            else if (std::abs(boson[0]->pdgId()+boson[1]->pdgId())!=1){
              // No idea what you were
              ATH_MSG_WARNING("Do not know how to interpret as a boson: " << boson[0]->pdgId() << " " << boson[1]->pdgId());
            } else {
              // W boson
              pdg_id=24*(boson[0]->pdgId()+boson[1]->pdgId());
            }
            if ( (SherpaW && MC::isW(pdg_id)) ||
                 (SherpaZ && MC::isZ(pdg_id)) ){
              // Make a Z or a W
              xAOD::TruthParticle* xTruthParticle = new xAOD::TruthParticle();
              newParticlesWriteHandle->push_back( xTruthParticle );
              if (m_keep_navigation_info){
                if (boson[0]->hasProdVtx()) {
                  if ((boson[0]->prodVtx()->nIncomingParticles() > 0) && (boson[0]->prodVtx()->incomingParticle(0)!=nullptr)) {
                    motherIDDecorator(*xTruthParticle) = boson[0]->prodVtx()->incomingParticle(0)->pdgId();
                  } else {motherIDDecorator(*xTruthParticle) = 0;}
                } else {motherIDDecorator(*xTruthParticle) = 0;}
                if (boson[0]->hasDecayVtx()) {
                  if ((boson[0]->decayVtx()->nOutgoingParticles() > 0) && (boson[0]->decayVtx()->outgoingParticle(0)!=nullptr)) {
                    daughterIDDecorator(*xTruthParticle) = boson[0]->decayVtx()->outgoingParticle(0)->pdgId();
                  } else {daughterIDDecorator(*xTruthParticle) = 0;}
                } else {daughterIDDecorator(*xTruthParticle) = 0;}
              }
              // Set with what makes sense here
              xTruthParticle->setPdgId(pdg_id);
              // Set dummy values
              xTruthParticle->setUid(HepMC::INVALID_PARTICLE_ID);
              xTruthParticle->setStatus(3);
              // Use the sum of the momenta
              xAOD::IParticle::FourMom_t new_mom = boson[0]->p4()+boson[1]->p4();
              xTruthParticle->setM(new_mom.M());
              xTruthParticle->setPx(new_mom.Px());
              xTruthParticle->setPy(new_mom.Py());
              xTruthParticle->setPz(new_mom.Pz());
              xTruthParticle->setE(new_mom.E());
            }
            // Now clear the vectors
            boson.clear();
            // And move to the next generation
            if (gens[0]==0 && gens[1]==0) gens[2]=0;
            else if (gens[0]==0) gens[1]=0;
            else gens[0]=0;
          } // Done making a boson
        } // Done looping over particles
      }
      if (status_nonPhysical.size()==1 || status_nonPhysical.size()==3 || status_nonPhysical.size()==5 || status_nonPhysical.size()>6){
        ATH_MSG_WARNING(status_nonPhysical.size() << " leptons found in the Sherpa event record.  Not sure how to deal with this.");
      }
      return StatusCode::SUCCESS;
    }
    for (unsigned int i=0; i<nParticles; ++i) {
      ElementLink<xAOD::TruthParticleContainer> eltp(*truthParticles,i);
      if (entries[i]==1) {
        //In TRUTH3, we want to remove all particles but the first and last in a decay chain.  This is off in TRUTH1.  The first and last particles in the decay chain are decorated as such.
 
        const xAOD::TruthParticle* theParticle = (*truthParticles)[i];
        if (m_do_compress){
          bool same_as_mother = false;
          bool same_as_daughter = false;
          if (theParticle->hasProdVtx()){
            if ((theParticle->prodVtx()->nIncomingParticles() > 0) && (theParticle->prodVtx()->incomingParticle(0)!=nullptr)) {
              if (theParticle->prodVtx()->incomingParticle(0)->pdgId() == theParticle->pdgId()){
                same_as_mother = true;
              }
            }
          }
          if (theParticle->hasDecayVtx()){
            if ((theParticle->decayVtx()->nOutgoingParticles() > 0) && (theParticle->decayVtx()->outgoingParticle(0)!=nullptr)) {
              if (theParticle->decayVtx()->outgoingParticle(0)->pdgId() == theParticle->pdgId()){
                same_as_daughter = true;
              }
            }
          }
          if (same_as_mother && same_as_daughter){
            entries[i]=0;
            continue;
          }
        }
        xAOD::TruthParticle* xTruthParticle = new xAOD::TruthParticle();
        newParticlesWriteHandle->push_back( xTruthParticle );
        if (m_keep_navigation_info){
          if (theParticle->hasProdVtx()) {
            if ((theParticle->prodVtx()->nIncomingParticles() > 0) && (theParticle->prodVtx()->incomingParticle(0)!=nullptr)) {
              motherIDDecorator(*xTruthParticle) = theParticle->prodVtx()->incomingParticle(0)->pdgId();
            } else {motherIDDecorator(*xTruthParticle) = 0;}
          } else {motherIDDecorator(*xTruthParticle) = 0;}
          if (theParticle->hasDecayVtx()) {
            if ((theParticle->decayVtx()->nOutgoingParticles() > 0) && (theParticle->decayVtx()->outgoingParticle(0)!=nullptr)) {
              daughterIDDecorator(*xTruthParticle) = theParticle->decayVtx()->outgoingParticle(0)->pdgId();
            } else {daughterIDDecorator(*xTruthParticle) = 0;}
          } else {daughterIDDecorator(*xTruthParticle) = 0;}
        }
        // Fill with numerical content
        *xTruthParticle=*theParticle;
        // Copy over the decorations if they are available
        typeDecorator(*xTruthParticle) =
          typeReadDecor(*theParticle);
 
        originDecorator(*xTruthParticle) =
          originReadDecor(*theParticle);
 
        outcomeDecorator(*xTruthParticle) =
          outcomeReadDecor(*theParticle);
 
        classificationDecorator(*xTruthParticle) =
          classificationReadDecor(*theParticle);
 
        if (m_outputParticlesKey.key()=="TruthHFHadrons"){ // FIXME Cannot find any other reference to this container name in Athena...
          static const SG::ConstAccessor<int> TopHadronOriginFlagAcc("TopHadronOriginFlag"); // FIXME This should be a ReadDecorHandle
          hadronOriginDecorator(*xTruthParticle) =
            TopHadronOriginFlagAcc.withDefault (*theParticle, 0); // FIXME avoid using withDefault as it masks configuration/scheduling issues?
        }
 
        if(m_keep_navigation_info) linkDecorator(*xTruthParticle) = eltp;
      }
    }
  }
  // Count the mask
  for (unsigned int i=0; i<nParticles; ++i) if (entries[i]) ++m_npasspart;
 
  return StatusCode::SUCCESS;
}

finalize()

StatusCode DerivationFramework::TruthCollectionMakerBase::finalize ( )

finaloverridevirtual

Definition at line 60 of file TruthCollectionMakerBase.cxx.

{
  ATH_MSG_VERBOSE("finalize() ...");
  //ATH_MSG_INFO("Processed "<< m_ntotvtx <<" truth vertices, "<< m_npassvtx << " were retained ");
  ATH_MSG_INFO("Processed "<< m_ntotpart <<" truth particles, "<< m_npasspart << " were retained ");
  return StatusCode::SUCCESS;
}

initialize()

StatusCode DerivationFramework::TruthCollectionMakerBase::initialize ( )

finaloverridevirtual

Definition at line 30 of file TruthCollectionMakerBase.cxx.

{
  ATH_MSG_VERBOSE("initialize() ...");
  // Input truth particles
  ATH_CHECK( m_particlesKey.initialize() );
  ATH_MSG_INFO("Using " << m_particlesKey.key() << " as the input truth container key");
 
  // Output (new) truth particles
  ATH_CHECK(m_outputParticlesKey.initialize());
  ATH_MSG_INFO("New truth particles container key: " << m_outputParticlesKey.key() );
 
  // Initialise read handle keys
  ATH_CHECK(m_originReadDecorKey.initialize());
  ATH_CHECK(m_typeReadDecorKey.initialize());
  ATH_CHECK(m_outcomeReadDecorKey.initialize());
  ATH_CHECK(m_classificationReadDecorKey.initialize());
 
  // Initialise decorator handle keys
  ATH_CHECK(m_linkDecoratorKey.initialize());
  ATH_CHECK(m_originDecoratorKey.initialize());
  ATH_CHECK(m_typeDecoratorKey.initialize());
  ATH_CHECK(m_outcomeDecoratorKey.initialize());
  ATH_CHECK(m_classificationDecoratorKey.initialize());
  ATH_CHECK(m_motherIDDecoratorKey.initialize());
  ATH_CHECK(m_daughterIDDecoratorKey.initialize());
  ATH_CHECK(m_hadronOriginDecoratorKey.initialize());
 
  return StatusCode::SUCCESS;
}

updateMask()

std::vector< int > DerivationFramework::TruthCollectionMakerBase::updateMask ( const xAOD::TruthParticleContainer * truthParticles ) const

protectedvirtual

Reimplemented in DerivationFramework::TruthCollectionMakerBoson, DerivationFramework::TruthCollectionMakerBottom, DerivationFramework::TruthCollectionMakerBSM, DerivationFramework::TruthCollectionMakerCharm, DerivationFramework::TruthCollectionMakerElectron, DerivationFramework::TruthCollectionMakerForwardProton, DerivationFramework::TruthCollectionMakerMuon, DerivationFramework::TruthCollectionMakerNeutrino, DerivationFramework::TruthCollectionMakerPhoton, DerivationFramework::TruthCollectionMakerPhotonSim, and DerivationFramework::TruthCollectionMakerTop.

Definition at line 68 of file TruthCollectionMakerBase.cxx.

{
  return std::vector<int>(truthParticles->size(), 0);
}

Member Data Documentation

m_buildingW

Gaudi::Property<bool> DerivationFramework::TruthCollectionMakerBase::m_buildingW {this, "BuildingW", false, "Are we building W bosons?"}

private

Definition at line 46 of file TruthCollectionMakerBase.h.

{this, "BuildingW", false, "Are we building W bosons?"};

m_buildingZ

Gaudi::Property<bool> DerivationFramework::TruthCollectionMakerBase::m_buildingZ {this, "BuildingZ", false, "Are we building Z bosons?"}

private

Definition at line 47 of file TruthCollectionMakerBase.h.

{this, "BuildingZ", false, "Are we building Z bosons?"};

m_classificationDecoratorKey

SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_classificationDecoratorKey {this, "Classification", m_outputParticlesKey, "Classification", "Name of the decoration which records the particle classification as determined by the MCTruthClassifier"}

private

Definition at line 63 of file TruthCollectionMakerBase.h.

{this, "Classification", m_outputParticlesKey, "Classification", "Name of the decoration which records the particle classification as determined by the MCTruthClassifier"};

m_classificationReadDecorKey

SG::ReadDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_classificationReadDecorKey {this, "inputClassification", m_particlesKey, "Classification", "Classification code"}

private

Definition at line 80 of file TruthCollectionMakerBase.h.

{this, "inputClassification", m_particlesKey, "Classification", "Classification code"};

m_daughterIDDecoratorKey

SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_daughterIDDecoratorKey {this, "daughterID", m_outputParticlesKey, "daughterID", "Name of the decoration which records the ID of the particle's daughter"}

private

Definition at line 67 of file TruthCollectionMakerBase.h.

{this, "daughterID", m_outputParticlesKey, "daughterID", "Name of the decoration which records the ID of the particle's daughter"};

m_do_compress

Gaudi::Property<bool> DerivationFramework::TruthCollectionMakerBase::m_do_compress {this, "Do_Compress", false, "Removes particles with the same pdgId in a decay chain (but keeps first and last)"}

private

Definition at line 48 of file TruthCollectionMakerBase.h.

{this, "Do_Compress", false, "Removes particles with the same pdgId in a decay chain (but keeps first and last)"};

m_do_sherpa

Gaudi::Property<bool> DerivationFramework::TruthCollectionMakerBase::m_do_sherpa {this, "Do_Sherpa", false, "Checks if there are truth W bosons in the current record. If not, tries to combine W daughters to create one"}

private

Definition at line 50 of file TruthCollectionMakerBase.h.

{this, "Do_Sherpa", false, "Checks if there are truth W bosons in the current record.  If not, tries to combine W daughters to create one"};

m_hadronOriginDecoratorKey

SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_hadronOriginDecoratorKey {this, "TopHadronOriginFlag", m_outputParticlesKey, "TopHadronOriginFlag", "Name of the decoration which records the origin of hadrons from top decays"}

private

Definition at line 69 of file TruthCollectionMakerBase.h.

{this, "TopHadronOriginFlag", m_outputParticlesKey, "TopHadronOriginFlag", "Name of the decoration which records the origin of hadrons from top decays"};

m_keep_navigation_info

Gaudi::Property<bool> DerivationFramework::TruthCollectionMakerBase::m_keep_navigation_info {this, "KeepNavigationInfo", true, "m_do_sherpa currently only works for W+jets"}

private

Definition at line 52 of file TruthCollectionMakerBase.h.

{this, "KeepNavigationInfo", true, "m_do_sherpa currently only works for W+jets"};

m_linkDecoratorKey

SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_linkDecoratorKey {this, "originalTruthParticle", m_outputParticlesKey, "originalTruthParticle", "Name of the decoration linking to the original truth particle"}

private

Definition at line 55 of file TruthCollectionMakerBase.h.

{this, "originalTruthParticle", m_outputParticlesKey, "originalTruthParticle", "Name of the decoration linking to the original truth particle"};

m_metaStore

ServiceHandle<StoreGateSvc> DerivationFramework::TruthCollectionMakerBase::m_metaStore {this, "MetaDataStore", "MetaDataStore"}

private

Handle on the metadata store for init.

Definition at line 83 of file TruthCollectionMakerBase.h.

{this, "MetaDataStore", "MetaDataStore"}; 

m_motherIDDecoratorKey

SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_motherIDDecoratorKey {this, "motherID", m_outputParticlesKey, "motherID", "Name of the decoration which records the ID of the particle's mother"}

private

Definition at line 65 of file TruthCollectionMakerBase.h.

{this, "motherID", m_outputParticlesKey, "motherID", "Name of the decoration which records the ID of the particle's mother"};

m_npasspart

std::atomic<unsigned int> DerivationFramework::TruthCollectionMakerBase::m_npasspart {}

mutableprivate

Definition at line 39 of file TruthCollectionMakerBase.h.

{};

m_ntotpart

std::atomic<unsigned int> DerivationFramework::TruthCollectionMakerBase::m_ntotpart {}

mutableprivate

Definition at line 38 of file TruthCollectionMakerBase.h.

{};

m_originDecoratorKey

SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_originDecoratorKey {this, "classifierParticleOrigin", m_outputParticlesKey, "classifierParticleOrigin", "Name of the decoration which records the particle origin as determined by the MCTruthClassifier"}

private

Definition at line 57 of file TruthCollectionMakerBase.h.

{this, "classifierParticleOrigin", m_outputParticlesKey, "classifierParticleOrigin", "Name of the decoration which records the particle origin as determined by the MCTruthClassifier"};

m_originReadDecorKey

SG::ReadDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_originReadDecorKey {this, "inputClassifierParticleOrigin", m_particlesKey, "classifierParticleOrigin", "Particle origin"}

private

Definition at line 74 of file TruthCollectionMakerBase.h.

{this, "inputClassifierParticleOrigin", m_particlesKey, "classifierParticleOrigin", "Particle origin"};

m_outcomeDecoratorKey

SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_outcomeDecoratorKey {this, "classifierParticleOutCome", m_outputParticlesKey, "classifierParticleOutCome", "Name of the decoration which records the particle outcome as determined by the MCTruthClassifier"}

private

Definition at line 61 of file TruthCollectionMakerBase.h.

{this, "classifierParticleOutCome", m_outputParticlesKey, "classifierParticleOutCome", "Name of the decoration which records the particle outcome as determined by the MCTruthClassifier"};

m_outcomeReadDecorKey

SG::ReadDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_outcomeReadDecorKey {this, "inputClassifierParticleOutCome", m_particlesKey, "classifierParticleOutCome", "Particle outcome"}

private

Definition at line 78 of file TruthCollectionMakerBase.h.

{this, "inputClassifierParticleOutCome", m_particlesKey, "classifierParticleOutCome", "Particle outcome"};

m_outputParticlesKey

SG::WriteHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_outputParticlesKey {this, "OutputCollectionName", "", "WriteHandleKey for new TruthParticleContainer"}

private

Definition at line 43 of file TruthCollectionMakerBase.h.

{this, "OutputCollectionName", "", "WriteHandleKey for new TruthParticleContainer"};

m_particlesKey

SG::ReadHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_particlesKey {this, "ParticlesKey", "TruthParticles", "ReadHandleKey for input TruthParticleContainer"}

private

Definition at line 41 of file TruthCollectionMakerBase.h.

{this, "ParticlesKey", "TruthParticles", "ReadHandleKey for input TruthParticleContainer"};

m_typeDecoratorKey

SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_typeDecoratorKey {this, "classifierParticleType", m_outputParticlesKey, "classifierParticleType", "Name of the decoration which records the particle type as determined by the MCTruthClassifier"}

private

Definition at line 59 of file TruthCollectionMakerBase.h.

{this, "classifierParticleType", m_outputParticlesKey, "classifierParticleType", "Name of the decoration which records the particle type as determined by the MCTruthClassifier"};

m_typeReadDecorKey

SG::ReadDecorHandleKey<xAOD::TruthParticleContainer> DerivationFramework::TruthCollectionMakerBase::m_typeReadDecorKey {this, "inputClassifierParticleType", m_particlesKey, "classifierParticleType", "Particle type"}

private

Definition at line 76 of file TruthCollectionMakerBase.h.

{this, "inputClassifierParticleType", m_particlesKey, "classifierParticleType", "Particle type"};

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The documentation for this class was generated from the following files:

• TruthCollectionMakerBase.h
• TruthCollectionMakerBase.cxx