gen::ExternalDecayDriver Class Reference

#include <ExternalDecayDriver.h>

Public Member Functions
HepMC::GenEvent *	decay (HepMC::GenEvent *evt)
HepMC::GenEvent *	decay (HepMC::GenEvent *evt, lhef::LHEEvent *lheEvent)
	ExternalDecayDriver (const edm::ParameterSet &)
void	init (const edm::EventSetup &)
const std::vector< int > &	operatesOnParticles ()
void	setRandomEngine (CLHEP::HepRandomEngine *)
std::vector< std::string > const &	sharedResources () const
const std::vector< std::string > &	specialSettings ()
void	statistics () const
	~ExternalDecayDriver ()

Private Attributes
std::vector< std::string >	exSharedResources
std::unique_ptr< EvtGenInterfaceBase >	fEvtGenInterface
bool	fIsInitialized
std::vector< int >	fPDGs
std::unique_ptr< PhotosInterfaceBase >	fPhotosInterface
std::vector< std::string >	fSpecialSettings
std::unique_ptr< TauolaInterfaceBase >	fTauolaInterface

Detailed Description

Definition at line 30 of file ExternalDecayDriver.h.

Constructor & Destructor Documentation

ExternalDecayDriver::ExternalDecayDriver

(

const edm::ParameterSet &

pset

)

Definition at line 26 of file ExternalDecayDriver.cc.

References exSharedResources, fEvtGenInterface, fPhotosInterface, fTauolaInterface, reco::get(), edm::ParameterSet::getParameter(), edm::ParameterSet::getUntrackedParameter(), edm::SharedResourceNames::kEvtGen, gen::FortranInstance::kFortranInstance, edm::SharedResourceNames::kPhotos, edm::SharedResourceNames::kPythia6, edm::SharedResourceNames::kPythia8, edm::SharedResourceNames::kTauola, AlCaHLTBitMon_QueryRunRegistry::string, and ~ExternalDecayDriver().

  : fIsInitialized(false)
{
  std::vector<std::string> extGenNames =
    pset.getParameter< std::vector<std::string> >("parameterSets");
  
  for (unsigned int ip=0; ip<extGenNames.size(); ++ip ) {
    std::string curSet = extGenNames[ip];
    if ( curSet == "EvtGen") {
      fEvtGenInterface = std::unique_ptr<EvtGenInterfaceBase>(EvtGenFactory::get()->create("EvtGen", pset.getUntrackedParameter< ParameterSet >(curSet)));
      exSharedResources.emplace_back(edm::SharedResourceNames::kEvtGen);
      exSharedResources.emplace_back(edm::SharedResourceNames::kPythia6);
      exSharedResources.emplace_back(gen::FortranInstance::kFortranInstance);
    }
    else if( curSet == "EvtGen1" || curSet == "EvtGen130" ) {
      fEvtGenInterface = std::unique_ptr<EvtGenInterfaceBase>(EvtGenFactory::get()->create("EvtGen130", pset.getUntrackedParameter< ParameterSet >(curSet)));
      exSharedResources.emplace_back(edm::SharedResourceNames::kEvtGen);
      exSharedResources.emplace_back(edm::SharedResourceNames::kPythia8);
      exSharedResources.emplace_back(edm::SharedResourceNames::kTauola);
      exSharedResources.emplace_back(edm::SharedResourceNames::kPhotos);
      exSharedResources.emplace_back(gen::FortranInstance::kFortranInstance);
    }
    else if ( curSet == "Tauola" || curSet == "Tauolapp" || curSet == "Tauolapp114" ) {
      fTauolaInterface = std::unique_ptr<TauolaInterfaceBase>(TauolaFactory::get()->create("Tauolapp114", pset.getUntrackedParameter< ParameterSet >(curSet)));
      fPhotosInterface = std::unique_ptr<PhotosInterfaceBase>(PhotosFactory::get()->create("Photos2155", pset.getUntrackedParameter< ParameterSet >(curSet)));
      fPhotosInterface->configureOnlyFor( 15 );
      fPhotosInterface->avoidTauLeptonicDecays();
      exSharedResources.emplace_back(edm::SharedResourceNames::kTauola);
      exSharedResources.emplace_back(edm::SharedResourceNames::kPhotos);
    }
    else if ( curSet == "Photos" || curSet == "Photos2155" ) {
      if ( !fPhotosInterface ) {
    fPhotosInterface = std::unique_ptr<PhotosInterfaceBase>(PhotosFactory::get()->create("Photos2155", pset.getUntrackedParameter< ParameterSet>(curSet)));
    exSharedResources.emplace_back(edm::SharedResourceNames::kPhotos);
      }
    }
    else if (curSet == "Photospp" || curSet == "Photospp356" ) {
      if ( !fPhotosInterface ) {
        fPhotosInterface = std::unique_ptr<PhotosInterfaceBase>(PhotosFactory::get()->create("Photospp356", pset.getUntrackedParameter< ParameterSet>(curSet)));
        exSharedResources.emplace_back(edm::SharedResourceNames::kPhotos);
      }
    }
  }
}

ExternalDecayDriver::~ExternalDecayDriver ( )

default

Referenced by ExternalDecayDriver().

Member Function Documentation

HepMC::GenEvent * ExternalDecayDriver::decay

(

HepMC::GenEvent *

evt

)

Definition at line 79 of file ExternalDecayDriver.cc.

References fEvtGenInterface, fIsInitialized, fPhotosInterface, and fTauolaInterface.

Referenced by decay().

{
  if ( !fIsInitialized ) return evt;
   
  if ( fEvtGenInterface ) {  
    evt = fEvtGenInterface->decay( evt ); 
    if ( !evt ) return nullptr;
  }

  if ( fTauolaInterface ) {
    evt = fTauolaInterface->decay( evt ); 
    if ( !evt ) return nullptr;
  }
   
  if ( fPhotosInterface ) {
    evt = fPhotosInterface->apply( evt );
    if ( !evt ) return nullptr;
  }
         
  return evt;
}

HepMC::GenEvent * ExternalDecayDriver::decay	(	HepMC::GenEvent *	evt,
		lhef::LHEEvent *	lheEvent
	)

Definition at line 73 of file ExternalDecayDriver.cc.

References decay(), and fTauolaInterface.

                                                                                   {
  if(fTauolaInterface) fTauolaInterface->SetLHE(lheEvent);
  return decay(evt);
}

void ExternalDecayDriver::init

(

const edm::EventSetup &

es

)

Definition at line 102 of file ExternalDecayDriver.cc.

References fEvtGenInterface, fIsInitialized, fPDGs, fPhotosInterface, fSpecialSettings, fTauolaInterface, and mps_fire::i.

{
  if ( fIsInitialized ) return;
   
  if ( fTauolaInterface ) {
    fTauolaInterface->init( es );
    for ( std::vector<int>::const_iterator i=fTauolaInterface->operatesOnParticles().begin();
          i!=fTauolaInterface->operatesOnParticles().end(); i++ ) 
      fPDGs.push_back( *i );
  }
   
  if ( fEvtGenInterface ) {
    fEvtGenInterface->init();
    for ( std::vector<int>::const_iterator i=fEvtGenInterface->operatesOnParticles().begin();
      i!=fEvtGenInterface->operatesOnParticles().end(); i++ )
      fPDGs.push_back( *i );
    for ( unsigned int iss=0; iss<fEvtGenInterface->specialSettings().size(); iss++ ) {
      fSpecialSettings.push_back( fEvtGenInterface->specialSettings()[iss] );
    }

  }
      
  if ( fPhotosInterface ) {
    fPhotosInterface->init();
    //   for tauola++ 
    if ( fPhotosInterface ) {
      for ( unsigned int iss=0; iss<fPhotosInterface->specialSettings().size(); iss++ ){
        fSpecialSettings.push_back( fPhotosInterface->specialSettings()[iss] );
      }
    }
  }
   
  fIsInitialized = true;
   
  return;
}

const std::vector<int>& gen::ExternalDecayDriver::operatesOnParticles ( )

inline

Definition at line 39 of file ExternalDecayDriver.h.

{ return fPDGs; }

void ExternalDecayDriver::setRandomEngine

(

CLHEP::HepRandomEngine *

v

)

Definition at line 149 of file ExternalDecayDriver.cc.

References decayRandomEngine, fEvtGenInterface, fPhotosInterface, fTauolaInterface, and gen::v.

{
  decayRandomEngine = v;
  if ( fTauolaInterface ) fTauolaInterface->setRandomEngine(v);
  if ( fEvtGenInterface ) fEvtGenInterface->setRandomEngine(v);
  if ( fPhotosInterface ) fPhotosInterface->setRandomEngine(v);
}

std::vector<std::string> const& gen::ExternalDecayDriver::sharedResources ( ) const

inline

Definition at line 48 of file ExternalDecayDriver.h.

{ return exSharedResources; }

const std::vector<std::string>& gen::ExternalDecayDriver::specialSettings ( )

inline

Definition at line 40 of file ExternalDecayDriver.h.

References SelectingProcedure_cff::decay, and myMessageLogger_cff::statistics.

{ return fSpecialSettings; }

void ExternalDecayDriver::statistics

(

)

const

Definition at line 140 of file ExternalDecayDriver.cc.

References fPhotosInterface, and fTauolaInterface.

{
  if ( fTauolaInterface ) fTauolaInterface->statistics();
  if ( fPhotosInterface ) fPhotosInterface->statistics();
  // similar for EvtGen if needed
  return;
}

Member Data Documentation

std::vector<std::string> gen::ExternalDecayDriver::exSharedResources

private

Definition at line 58 of file ExternalDecayDriver.h.

Referenced by ExternalDecayDriver().

std::unique_ptr<EvtGenInterfaceBase> gen::ExternalDecayDriver::fEvtGenInterface

private

Definition at line 53 of file ExternalDecayDriver.h.

Referenced by decay(), ExternalDecayDriver(), init(), and setRandomEngine().

bool gen::ExternalDecayDriver::fIsInitialized

private

Definition at line 51 of file ExternalDecayDriver.h.

Referenced by decay(), and init().

std::vector<int> gen::ExternalDecayDriver::fPDGs

private

Definition at line 55 of file ExternalDecayDriver.h.

Referenced by init().

std::unique_ptr<PhotosInterfaceBase> gen::ExternalDecayDriver::fPhotosInterface

private

Definition at line 54 of file ExternalDecayDriver.h.

Referenced by decay(), ExternalDecayDriver(), init(), setRandomEngine(), and statistics().

std::vector<std::string> gen::ExternalDecayDriver::fSpecialSettings

private

Definition at line 56 of file ExternalDecayDriver.h.

Referenced by init().

std::unique_ptr<TauolaInterfaceBase> gen::ExternalDecayDriver::fTauolaInterface

private

Definition at line 52 of file ExternalDecayDriver.h.

Referenced by decay(), ExternalDecayDriver(), init(), setRandomEngine(), and statistics().