#include <G4UnknownDecay.hh>

Inheritance diagram for G4UnknownDecay:

Public Member Functions
	G4UnknownDecay (const G4String &processName="UnknownDecay")

virtual	~G4UnknownDecay ()

virtual G4VParticleChange *	PostStepDoIt (const G4Track &aTrack, const G4Step &aStep) override

virtual void	BuildPhysicsTable (const G4ParticleDefinition &) override

virtual G4bool	IsApplicable (const G4ParticleDefinition &) override

virtual void	ProcessDescription (std::ostream &outFile) const override

virtual G4double	PostStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition) override

Public Member Functions inherited from G4VDiscreteProcess
	G4VDiscreteProcess (const G4String &aName, G4ProcessType aType=fNotDefined)

	G4VDiscreteProcess (G4VDiscreteProcess &)

virtual	~G4VDiscreteProcess ()

G4VDiscreteProcess &	operator= (const G4VDiscreteProcess &)=delete

virtual G4double	AlongStepGetPhysicalInteractionLength (const G4Track &, G4double, G4double, G4double &, G4GPILSelection *)

virtual G4double	AtRestGetPhysicalInteractionLength (const G4Track &, G4ForceCondition *)

virtual G4VParticleChange *	AtRestDoIt (const G4Track &, const G4Step &)

virtual G4VParticleChange *	AlongStepDoIt (const G4Track &, const G4Step &)

virtual G4double	GetCrossSection (const G4double, const G4MaterialCutsCouple *)

virtual G4double	MinPrimaryEnergy (const G4ParticleDefinition , const G4Material )

Public Member Functions inherited from G4VProcess
	G4VProcess (const G4String &aName="NoName", G4ProcessType aType=fNotDefined)

	G4VProcess (const G4VProcess &right)

virtual	~G4VProcess ()

G4VProcess &	operator= (const G4VProcess &)=delete

G4bool	operator== (const G4VProcess &right) const

G4bool	operator!= (const G4VProcess &right) const

G4double	GetCurrentInteractionLength () const

void	SetPILfactor (G4double value)

G4double	GetPILfactor () const

G4double	AlongStepGPIL (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &proposedSafety, G4GPILSelection *selection)

G4double	AtRestGPIL (const G4Track &track, G4ForceCondition *condition)

G4double	PostStepGPIL (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)

virtual void	PreparePhysicsTable (const G4ParticleDefinition &)

virtual G4bool	StorePhysicsTable (const G4ParticleDefinition *, const G4String &, G4bool)

virtual G4bool	RetrievePhysicsTable (const G4ParticleDefinition *, const G4String &, G4bool)

const G4String &	GetPhysicsTableFileName (const G4ParticleDefinition *, const G4String &directory, const G4String &tableName, G4bool ascii=false)

const G4String &	GetProcessName () const

G4ProcessType	GetProcessType () const

void	SetProcessType (G4ProcessType)

G4int	GetProcessSubType () const

void	SetProcessSubType (G4int)

virtual const G4VProcess *	GetCreatorProcess () const

virtual void	StartTracking (G4Track *)

virtual void	EndTracking ()

virtual void	SetProcessManager (const G4ProcessManager *)

virtual const G4ProcessManager *	GetProcessManager ()

virtual void	ResetNumberOfInteractionLengthLeft ()

G4double	GetNumberOfInteractionLengthLeft () const

G4double	GetTotalNumberOfInteractionLengthTraversed () const

G4bool	isAtRestDoItIsEnabled () const

G4bool	isAlongStepDoItIsEnabled () const

G4bool	isPostStepDoItIsEnabled () const

virtual void	DumpInfo () const

void	SetVerboseLevel (G4int value)

G4int	GetVerboseLevel () const

virtual void	SetMasterProcess (G4VProcess *masterP)

const G4VProcess *	GetMasterProcess () const

virtual void	BuildWorkerPhysicsTable (const G4ParticleDefinition &part)

virtual void	PrepareWorkerPhysicsTable (const G4ParticleDefinition &)

Protected Member Functions
virtual G4VParticleChange *	DecayIt (const G4Track &aTrack, const G4Step &aStep)

virtual G4double	GetMeanFreePath (const G4Track &aTrack, G4double previousStepSize, G4ForceCondition *condition) override

Protected Member Functions inherited from G4VDiscreteProcess
Protected Member Functions inherited from G4VProcess
void	SubtractNumberOfInteractionLengthLeft (G4double prevStepSize)

void	ClearNumberOfInteractionLengthLeft ()

Additional Inherited Members
Static Public Member Functions inherited from G4VProcess
static const G4String &	GetProcessTypeName (G4ProcessType)

Protected Attributes inherited from G4VProcess
const G4ProcessManager *	aProcessManager = nullptr

G4VParticleChange *	pParticleChange = nullptr

G4ParticleChange	aParticleChange

G4double	theNumberOfInteractionLengthLeft = -1.0

G4double	currentInteractionLength = -1.0

G4double	theInitialNumberOfInteractionLength = -1.0

G4String	theProcessName

G4String	thePhysicsTableFileName

G4ProcessType	theProcessType = fNotDefined

G4int	theProcessSubType = -1

G4double	thePILfactor = 1.0

G4int	verboseLevel = 0

G4bool	enableAtRestDoIt = true

G4bool	enableAlongStepDoIt = true

G4bool	enablePostStepDoIt = true

Detailed Description

Definition at line 43 of file G4UnknownDecay.hh.

Constructor & Destructor Documentation

◆ G4UnknownDecay()

G4UnknownDecay::G4UnknownDecay ( const G4String & processName = "UnknownDecay" )

Definition at line 46 of file G4UnknownDecay.cc.

                               :G4VDiscreteProcess(processName, fDecay),
                verboseLevel(1),
                                HighestValue(20.0)
{
  // set Process Sub Type
  SetProcessSubType(static_cast<int>(DECAY_Unknown));
 
#ifdef G4VERBOSE
  if (GetVerboseLevel()>1) {
    G4cout << "G4UnknownDecay  constructor " << "  Name:" << processName << G4endl;
  }
#endif
  pParticleChange = &fParticleChangeForDecay;
}

◆ ~G4UnknownDecay()

G4UnknownDecay::~G4UnknownDecay ( )

virtual

Definition at line 62 of file G4UnknownDecay.cc.

63{

64}

Member Function Documentation

◆ BuildPhysicsTable()

void G4UnknownDecay::BuildPhysicsTable ( const G4ParticleDefinition & )

overridevirtual

Reimplemented from G4VProcess.

Definition at line 77 of file G4UnknownDecay.cc.

{
  return;
}

◆ DecayIt()

G4VParticleChange * G4UnknownDecay::DecayIt	(	const G4Track &	aTrack,
		const G4Step &	aStep )

protectedvirtual

Definition at line 82 of file G4UnknownDecay.cc.

{
  // The DecayIt() method returns by pointer a particle-change object.
  // Units are expressed in GEANT4 internal units.
 
  //   Initialize ParticleChange
  //     all members of G4VParticleChange are set to equal to 
  //     corresponding member in G4Track
  fParticleChangeForDecay.Initialize(aTrack);
 
  // get particle 
  const G4DynamicParticle* aParticle = aTrack.GetDynamicParticle();
 
  //check if thePreAssignedDecayProducts exists
  const G4DecayProducts* o_products = (aParticle->GetPreAssignedDecayProducts());
  G4bool isPreAssigned = (o_products != nullptr);   
  G4DecayProducts* products = nullptr;
 
  if (!isPreAssigned ){
    fParticleChangeForDecay.SetNumberOfSecondaries(0);
    // Kill the parent particle
    fParticleChangeForDecay.ProposeTrackStatus( fStopAndKill ) ;
    fParticleChangeForDecay.ProposeLocalEnergyDeposit(0.0); 
    
    ClearNumberOfInteractionLengthLeft();
    return &fParticleChangeForDecay ;
  }
 
  // copy decay products 
  products = new G4DecayProducts(*o_products); 
  
  // get parent particle information ...................................
  G4double   ParentEnergy  = aParticle->GetTotalEnergy();
  G4double   ParentMass    = aParticle->GetMass();
  if (ParentEnergy < ParentMass) {
    ParentEnergy = ParentMass;
#ifdef G4VERBOSE
    if (GetVerboseLevel()>1) {
      G4cout << "G4UnknownDecay::DoIt  : Total Energy is less than its mass" << G4endl;
      G4cout << " Particle: " << aParticle->GetDefinition()->GetParticleName();
      G4cout << " Energy:"    << ParentEnergy/MeV << "[MeV]";
      G4cout << " Mass:"    << ParentMass/MeV << "[MeV]";
      G4cout << G4endl;
    }
#endif
  }
  G4ThreeVector ParentDirection(aParticle->GetMomentumDirection());
 
  G4double energyDeposit = 0.0;
  G4double finalGlobalTime = aTrack.GetGlobalTime();
  //boost all decay products to laboratory frame
  //if the particle has traveled 
  if(aParticle->GetPreAssignedDecayProperTime()>=0.) {
    products->Boost( ParentEnergy, ParentDirection);
  }
 
  //add products in fParticleChangeForDecay
  G4int numberOfSecondaries = products->entries();
  fParticleChangeForDecay.SetNumberOfSecondaries(numberOfSecondaries);
#ifdef G4VERBOSE
  if (GetVerboseLevel()>1) {
    G4cout << "G4UnknownDecay::DoIt  : Decay vertex :";
    G4cout << " Time: " << finalGlobalTime/ns << "[ns]";
    G4cout << " X:" << (aTrack.GetPosition()).x() /cm << "[cm]";
    G4cout << " Y:" << (aTrack.GetPosition()).y() /cm << "[cm]";
    G4cout << " Z:" << (aTrack.GetPosition()).z() /cm << "[cm]";
    G4cout << G4endl;
    G4cout << "G4UnknownDecay::DoIt  : decay products in Lab. Frame" << G4endl;
    products->DumpInfo();
  }
#endif
  G4int index;
  G4ThreeVector currentPosition;
  const G4TouchableHandle thand = aTrack.GetTouchableHandle();
  for (index=0; index < numberOfSecondaries; index++){
    // get current position of the track
    currentPosition = aTrack.GetPosition();
    // create a new track object
    G4Track* secondary = new G4Track( products->PopProducts(),
                      finalGlobalTime ,
                      currentPosition );
    // switch on good for tracking flag
    secondary->SetGoodForTrackingFlag();
    secondary->SetTouchableHandle(thand);
    // add the secondary track in the List
    fParticleChangeForDecay.AddSecondary(secondary);
  }
  delete products;
  
  // Kill the parent particle
  fParticleChangeForDecay.ProposeTrackStatus( fStopAndKill ) ;
  fParticleChangeForDecay.ProposeLocalEnergyDeposit(energyDeposit); 
  fParticleChangeForDecay.ProposeGlobalTime( finalGlobalTime );
  // reset NumberOfInteractionLengthLeft
  ClearNumberOfInteractionLengthLeft();
 
  return &fParticleChangeForDecay ;
} 

Referenced by PostStepDoIt().

◆ GetMeanFreePath()

G4double G4UnknownDecay::GetMeanFreePath	(	const G4Track &	aTrack,
		G4double	previousStepSize,
		G4ForceCondition *	condition )

overrideprotectedvirtual

Implements G4VDiscreteProcess.

Definition at line 72 of file G4UnknownDecay.cc.

{
   return 0.0;
}

◆ IsApplicable()

G4bool G4UnknownDecay::IsApplicable ( const G4ParticleDefinition & aParticleType )

overridevirtual

Reimplemented from G4VProcess.

Definition at line 66 of file G4UnknownDecay.cc.

{
  if(aParticleType.GetParticleName()=="unknown") return true;
  return false;
}

Referenced by G4UnknownDecayPhysics::ConstructProcess().

◆ PostStepDoIt()

G4VParticleChange * G4UnknownDecay::PostStepDoIt	(	const G4Track &	aTrack,
		const G4Step &	aStep )

inlineoverridevirtual

Reimplemented from G4VDiscreteProcess.

Definition at line 149 of file G4UnknownDecay.hh.

{
  return DecayIt(aTrack, aStep);
}

◆ PostStepGetPhysicalInteractionLength()

G4double G4UnknownDecay::PostStepGetPhysicalInteractionLength	(	const G4Track &	track,
		G4double	previousStepSize,
		G4ForceCondition *	condition )

inlineoverridevirtual

Reimplemented from G4VDiscreteProcess.

Definition at line 124 of file G4UnknownDecay.hh.

{
  // pre-assigned UnknownDecay time
  G4double pTime = track.GetDynamicParticle()->GetPreAssignedDecayProperTime();
 
  if (pTime < 0.) pTime = DBL_MIN;
 
  // condition is set to "Not Forced"
  *condition = NotForced;
  
  // reminder proper time
  G4double remainder = pTime - track.GetProperTime();
  if (remainder <= 0.0) remainder = DBL_MIN;
  
  // use pre-assigned Decay time to determine PIL
  //return GetMeanFreePath(track, previousStepSize, condition);
  return remainder*CLHEP::c_light;
 
}

◆ ProcessDescription()

void G4UnknownDecay::ProcessDescription ( std::ostream & outFile ) const

overridevirtual

Reimplemented from G4VProcess.

Definition at line 181 of file G4UnknownDecay.cc.

{
  outFile << GetProcessName()
      << ": Decay of 'unknown' particles. \n"
      << "kinematics of daughters are dertermined "
      << "by PreAssignedDecayProducts. \n";
}

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

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ G4UnknownDecay()

◆ ~G4UnknownDecay()

Member Function Documentation

◆ BuildPhysicsTable()

◆ DecayIt()

◆ GetMeanFreePath()

◆ IsApplicable()

◆ PostStepDoIt()

◆ PostStepGetPhysicalInteractionLength()

◆ ProcessDescription()