FatrasG4 Class Reference

#include <FatrasG4.h>

Inheritance diagram for FatrasG4:

Collaboration diagram for FatrasG4:

Public Member Functions
	FatrasG4 (const std::string &name, G4Region *region)
virtual	~FatrasG4 ()=default
virtual G4bool	IsApplicable (const G4ParticleDefinition &) override final
virtual void	DoIt (const G4FastTrack &, G4FastStep &) override final
virtual G4bool	ModelTrigger (const G4FastTrack &) override final
	Determines the applicability of the fast sim model to this particular track.

Detailed Description

Definition at line 13 of file FatrasG4.h.

Constructor & Destructor Documentation

FatrasG4()

FatrasG4::FatrasG4	(	const std::string &	name,
		G4Region *	region )

Definition at line 29 of file FatrasG4.cxx.

  : G4VFastSimulationModel(name, region)
{
}

~FatrasG4()

virtual FatrasG4::~FatrasG4 ( )

virtualdefault

Member Function Documentation

DoIt()

void FatrasG4::DoIt ( const G4FastTrack & fastTrack, G4FastStep & fastStep )

finaloverridevirtual

Definition at line 92 of file FatrasG4.cxx.

{
    
    // VERY trivial  DoIt method to get things work
    // Get Geant4 primary track
    const G4Track * G4PrimaryTrack = fastTrack.GetPrimaryTrack();
 
#ifdef FATRASG4_DEBUG
    G4cout<<"[FatrasG4::DoIt] Handling particle with Ekin: " << G4PrimaryTrack->GetKineticEnergy() <<" MeV. Killing the primary track."<<G4endl;
#endif
    
   // Just Kill particles below 10 MeV
   if(G4PrimaryTrack -> GetKineticEnergy() < 10){
       fastStep.KillPrimaryTrack();
   }
   
   return;
    
}

IsApplicable()

G4bool FatrasG4::IsApplicable ( const G4ParticleDefinition & particleType )

finaloverridevirtual

Definition at line 35 of file FatrasG4.cxx.

{
  // Check whether we can simulate the particle with FatrasG4
  bool isPhoton   = &particleType == G4Gamma::GammaDefinition();
  bool isElectron = &particleType == G4Electron::ElectronDefinition();
  bool isPositron = &particleType == G4Positron::PositronDefinition();
  bool isHadron   = MC::isHadron(particleType.GetPDGEncoding());
 
  // FatrasG4 is applicable if it is photon, electron, positron or any hadron
  bool isApplicable = isPhoton || isElectron || isPositron || isHadron;
 
  #ifdef FATRASG4_DEBUG
    const std::string pName = particleType.GetParticleName();
    G4cout<< "[FatrasG4::IsApplicable] Got " << pName <<G4endl;
    if(isApplicable) G4cout<<"[FatrasG4::IsApplicable] APPLICABLE"<<G4endl;
    else G4cout<<"[FatrasG4::IsApplicable] NOT APPLICABLE"<<G4endl;
  #endif
 
 
  return isApplicable;
}

ModelTrigger()

G4bool FatrasG4::ModelTrigger ( const G4FastTrack & fastTrack )

finaloverridevirtual

Determines the applicability of the fast sim model to this particular track.

Checks that geometric location, energy, and particle type are within bounds

Definition at line 57 of file FatrasG4.cxx.

{
 
  #ifdef FATRASG4_DEBUG
    G4cout<<"[FatrasG4::ModelTrigger] Got particle with "                                                      <<"\n"
                                    <<" pdg=" <<fastTrack.GetPrimaryTrack() -> GetDefinition()->GetPDGEncoding()  <<"\n"
                                    <<" Ekin="<<fastTrack.GetPrimaryTrack() -> GetKineticEnergy()                 <<"\n"
                                    <<" p="   <<fastTrack.GetPrimaryTrack() -> GetMomentum().mag()                <<"\n"
                                    <<" x="   <<fastTrack.GetPrimaryTrack() -> GetPosition().x()                  <<"\n"
                                    <<" y="   <<fastTrack.GetPrimaryTrack() -> GetPosition().y()                  <<"\n"
                                    <<" z="   <<fastTrack.GetPrimaryTrack() -> GetPosition().z()                  <<"\n"
                                    <<" r="   <<fastTrack.GetPrimaryTrack() -> GetPosition().perp()               <<"\n"
                                    <<" eta=" <<fastTrack.GetPrimaryTrack() -> GetMomentum().eta()                <<"\n"
                                    <<" phi=" <<fastTrack.GetPrimaryTrack() -> GetMomentum().phi()                <<"\n"
                                    <<G4endl;
  #endif
 
  const G4ParticleDefinition * G4Particle = fastTrack.GetPrimaryTrack() -> GetDefinition();
  
  // Check particle type
  bool isPhoton    = G4Particle == G4Gamma::Definition();
  bool isElectron  = G4Particle == G4Electron::Definition();
  bool isPositron  = G4Particle == G4Positron::Definition();
 
  // Pass all photons, electrons and positrons to FatrasG4
  if (isPhoton || isElectron || isPositron){
    #ifdef FATRASG4_DEBUG
      G4cout<<"[FatrasG4::ModelTrigger] Photons, electrons or positron. Model triggered."<<G4endl;
    #endif
    return true;
  }
  else return false;
 
}

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

• FatrasG4.h
• FatrasG4.cxx