Generates all the non-primary lepton final state particles in neutrino-electron events. Is a concrete implementation of the EventRecordVisitorI interface. More...

#include <NuETargetRemnantGenerator.h>

Inheritance diagram for genie::NuETargetRemnantGenerator:

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Collaboration diagram for genie::NuETargetRemnantGenerator:

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Public Member Functions
	NuETargetRemnantGenerator ()

	NuETargetRemnantGenerator (string config)

	~NuETargetRemnantGenerator ()

void	ProcessEventRecord (GHepRecord *evrec) const

Public Member Functions inherited from genie::EventRecordVisitorI
virtual	~EventRecordVisitorI ()

Public Member Functions inherited from genie::Algorithm
virtual	~Algorithm ()

virtual void	Configure (const Registry &config)

virtual void	Configure (string config)

virtual void	FindConfig (void)

virtual const Registry &	GetConfig (void) const

Registry *	GetOwnedConfig (void)

virtual const AlgId &	Id (void) const
	Get algorithm ID. More...

virtual AlgStatus_t	GetStatus (void) const
	Get algorithm status. More...

virtual bool	AllowReconfig (void) const

virtual AlgCmp_t	Compare (const Algorithm *alg) const
	Compare with input algorithm. More...

virtual void	SetId (const AlgId &id)
	Set algorithm ID. More...

virtual void	SetId (string name, string config)

const Algorithm *	SubAlg (const RgKey &registry_key) const

void	AdoptConfig (void)

void	AdoptSubstructure (void)

virtual void	Print (ostream &stream) const
	Print algorithm info. More...

Private Member Functions
void	AddElectronNeutrino (GHepRecord *evrec) const

void	AddTargetNucleusRemnant (GHepRecord *evrec) const

Additional Inherited Members
Static Public Member Functions inherited from genie::Algorithm
static string	BuildParamVectKey (const std::string &comm_name, unsigned int i)

static string	BuildParamVectSizeKey (const std::string &comm_name)

static string	BuildParamMatKey (const std::string &comm_name, unsigned int i, unsigned int j)

static string	BuildParamMatRowSizeKey (const std::string &comm_name)

static string	BuildParamMatColSizeKey (const std::string &comm_name)

Protected Member Functions inherited from genie::EventRecordVisitorI
	EventRecordVisitorI ()

	EventRecordVisitorI (string name)

	EventRecordVisitorI (string name, string config)

Protected Member Functions inherited from genie::Algorithm
	Algorithm ()

	Algorithm (string name)

	Algorithm (string name, string config)

void	Initialize (void)

void	DeleteConfig (void)

void	DeleteSubstructure (void)

Registry *	ExtractLocalConfig (const Registry &in) const

Registry *	ExtractLowerConfig (const Registry &in, const string &alg_key) const
	Split an incoming configuration Registry into a block valid for the sub-algo identified by alg_key. More...

template<class T >
bool	GetParam (const RgKey &name, T &p, bool is_top_call=true) const

template<class T >
bool	GetParamDef (const RgKey &name, T &p, const T &def) const

template<class T >
int	GetParamVect (const std::string &comm_name, std::vector< T > &v, bool is_top_call=true) const
	Handle to load vectors of parameters. More...

int	GetParamVectKeys (const std::string &comm_name, std::vector< RgKey > &k, bool is_top_call=true) const

template<class T >
int	GetParamMat (const std::string &comm_name, TMatrixT< T > &mat, bool is_top_call=true) const
	Handle to load matrix of parameters. More...

template<class T >
int	GetParamMatSym (const std::string &comm_name, TMatrixTSym< T > &mat, bool is_top_call=true) const

int	GetParamMatKeys (const std::string &comm_name, std::vector< RgKey > &k, bool is_top_call=true) const

int	AddTopRegistry (Registry *rp, bool owns=true)
	add registry with top priority, also update ownership More...

int	AddLowRegistry (Registry *rp, bool owns=true)
	add registry with lowest priority, also update ownership More...

int	MergeTopRegistry (const Registry &r)

int	AddTopRegisties (const vector< Registry * > &rs, bool owns=false)
	Add registries with top priority, also udated Ownerships. More...

Protected Attributes inherited from genie::Algorithm
bool	fAllowReconfig

bool	fOwnsSubstruc
	true if it owns its substructure (sub-algs,...) More...

AlgId	fID
	algorithm name and configuration set More...

vector< Registry * >	fConfVect

vector< bool >	fOwnerships
	ownership for every registry in fConfVect More...

AlgStatus_t	fStatus
	algorithm execution status More...

AlgMap *	fOwnedSubAlgMp
	local pool for owned sub-algs (taken out of the factory pool) More...

Detailed Description

Generates all the non-primary lepton final state particles in neutrino-electron events. Is a concrete implementation of the EventRecordVisitorI interface.

Author: Costas Andreopoulos <c.andreopoulos cern.ch> University of Liverpool

Created:: July 17, 2005

License:: Copyright (c) 2003-2024, The GENIE Collaboration For the full text of the license visit http://copyright.genie-mc.org

Definition at line 27 of file NuETargetRemnantGenerator.h.

Constructor & Destructor Documentation

NuETargetRemnantGenerator::NuETargetRemnantGenerator ( )

Definition at line 23 of file NuETargetRemnantGenerator.cxx.

                                                      :
 EventRecordVisitorI("genie::NuETargetRemnantGenerator")
 {
 
 }

NuETargetRemnantGenerator::NuETargetRemnantGenerator ( string config )

Definition at line 29 of file NuETargetRemnantGenerator.cxx.

                                                                   :
 EventRecordVisitorI("genie::NuETargetRemnantGenerator", config)
 {
 
 }

NuETargetRemnantGenerator::~NuETargetRemnantGenerator ( )

Definition at line 35 of file NuETargetRemnantGenerator.cxx.

 {
 
 }

Member Function Documentation

void NuETargetRemnantGenerator::AddElectronNeutrino ( GHepRecord * evrec ) const

private

Definition at line 46 of file NuETargetRemnantGenerator.cxx.

References genie::GHepRecord::AddParticle(), genie::GHepRecord::FinalStatePrimaryLepton(), genie::GHepRecord::HitElectron(), genie::GHepRecord::HitElectronPosition(), genie::Interaction::InitState(), genie::ProcessInfo::IsIMDAnnihilation(), genie::ProcessInfo::IsInverseMuDecay(), genie::ProcessInfo::IsNuElectronElastic(), genie::kIStStableFinalState, genie::kPdgAntiNuMu, genie::kPdgNuE, LOG, genie::GHepParticle::P4(), pINFO, genie::GHepRecord::Probe(), genie::InitialState::ProbePdg(), genie::Interaction::ProcInfo(), genie::GHepRecord::Summary(), and genie::GHepParticle::X4().

Referenced by ProcessEventRecord().

 {
   //-- Get all initial & final state particles 4-momenta (in the LAB frame)
 
   //incoming v:
   GHepParticle * nu = evrec->Probe();
 
   //struck particle
   GHepParticle * el = evrec->HitElectron();
 
   //final state primary lepton:
   GHepParticle * l = evrec->FinalStatePrimaryLepton();
 
   assert(nu);
   assert(el);
   assert(l);
 
   //-- Force energy conservation
   //   Pv(Ev,pxv,pyv,pzv) + Pe(En,pxn,pyn,pzn) = Pfsl(El,pxl,pyl,pzl) + Px
 
   const TLorentzVector & p4v = *(nu->P4());
   const TLorentzVector & p4e = *(el->P4());
   const TLorentzVector & p4l = *(l->P4());
   const TLorentzVector & p4  = p4v + p4e - p4l;
 
   //-- Vtx position
   const TLorentzVector & vtx = *(nu->X4());
 
   LOG("NuETargetRemnant", pINFO) << "Adding final state lepton from e- vtx";
 
   const ProcessInfo & proc_info = evrec->Summary()->ProcInfo();
   int mom  = evrec->HitElectronPosition();
   int pdgc = 0;
   if      (proc_info.IsNuElectronElastic()) pdgc = evrec->Summary()->InitState().ProbePdg();
   else if (proc_info.IsInverseMuDecay()) pdgc = kPdgNuE;
   else if (proc_info.IsIMDAnnihilation()) pdgc = kPdgAntiNuMu;
   assert(pdgc!=0);
   evrec->AddParticle(
            pdgc,kIStStableFinalState, mom,-1,-1,-1, p4, vtx);
 }

void NuETargetRemnantGenerator::AddTargetNucleusRemnant ( GHepRecord * evrec ) const

private

Definition at line 87 of file NuETargetRemnantGenerator.cxx.

References genie::Target::A(), genie::units::A, genie::GHepRecord::AddParticle(), genie::PDGLibrary::Find(), genie::Interaction::InitState(), genie::PDGLibrary::Instance(), genie::pdg::IonPdgCode(), genie::Target::IsNucleus(), genie::kIStStableFinalState, LOG, pDEBUG, pINFO, genie::GHepRecord::Summary(), genie::GHepRecord::TargetNucleusPosition(), genie::InitialState::Tgt(), and genie::Target::Z().

Referenced by ProcessEventRecord().

 {
 // add the remnant nuclear target at the GHEP record
 
   LOG("NuETargetRemnant", pDEBUG) << "Adding final state nucleus";
 
   //-- get A,Z for initial state nucleus
   Interaction * interaction = evrec->Summary();
   const InitialState & init_state = interaction->InitState();
 
   bool is_nucleus = init_state.Tgt().IsNucleus();
   if (!is_nucleus) {
     LOG("NuETargetRemnant", pDEBUG)
                << "Initial state not a nucleus - no remnant nucleus to add";
     return;
   }
   int A = init_state.Tgt().A();
   int Z = init_state.Tgt().Z();
 
   int    ipdgc = pdg::IonPdgCode(A, Z);
   double mass  = PDGLibrary::Instance()->Find(ipdgc)->Mass();
 
   //-- Add the nucleus to the event record
   LOG("NuETargetRemnant", pINFO)
           << "Adding nucleus [A = " << A << ", Z = " << Z
                                             << ", pdgc = " << ipdgc << "]";
 
   int mom = evrec->TargetNucleusPosition();
   evrec->AddParticle(
              ipdgc,kIStStableFinalState, mom,-1,-1,-1, 0,0,0,mass, 0,0,0,0);
 }

void NuETargetRemnantGenerator::ProcessEventRecord ( GHepRecord * evrec ) const

virtual

Implements genie::EventRecordVisitorI.

Definition at line 40 of file NuETargetRemnantGenerator.cxx.

References AddElectronNeutrino(), and AddTargetNucleusRemnant().

 {
   this -> AddElectronNeutrino     (evrec);
   this -> AddTargetNucleusRemnant (evrec);
 }

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

Public Member Functions

Private Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation