NeutronGenerator_FLUKA Class Reference

#include <NeutronGenerator_FLUKA.h>

Inheritance diagram for NeutronGenerator_FLUKA:

Collaboration diagram for NeutronGenerator_FLUKA:

Public Member Functions
	NeutronGenerator_FLUKA ()
virtual	~NeutronGenerator_FLUKA ()
Bool_t	ReadEvent (FairPrimaryGenerator *)
Bool_t	Init (const char *, int)
Bool_t	Init (const char *)
void	SetZ (Double_t X)

Protected Member Functions
	ClassDef (NeutronGenerator_FLUKA, 1)

Protected Attributes
Double_t	SND_Z
int	fNevents
int	fn

Detailed Description

Definition at line 10 of file NeutronGenerator_FLUKA.h.

Constructor & Destructor Documentation

NeutronGenerator_FLUKA()

NeutronGenerator_FLUKA::NeutronGenerator_FLUKA

(

)

default constructor

Definition at line 14 of file NeutronGenerator_FLUKA.cxx.

                                               {
  fn=0;}

~NeutronGenerator_FLUKA()

NeutronGenerator_FLUKA::~NeutronGenerator_FLUKA ( )

virtual

destructor

Definition at line 19 of file NeutronGenerator_FLUKA.cxx.

{
}

Member Function Documentation

ClassDef()

NeutronGenerator_FLUKA::ClassDef ( NeutronGenerator_FLUKA  , 1    )

protected

Init() [1/2]

Bool_t NeutronGenerator_FLUKA::Init ( const char *  )

inline

Definition at line 23 of file NeutronGenerator_FLUKA.h.

{return true;}; 

Init() [2/2]

Bool_t NeutronGenerator_FLUKA::Init ( const char *  , int    )

inline

Definition at line 22 of file NeutronGenerator_FLUKA.h.

{return true;}; 

ReadEvent()

Bool_t NeutronGenerator_FLUKA::ReadEvent

(

FairPrimaryGenerator *

cpg

)

public method ReadEvent

Definition at line 25 of file NeutronGenerator_FLUKA.cxx.

{
   // neutron rate as function of kinetic energy flat in log10(E) in GeV;
   fn++;
   if (fn %100000==0)  {LOG(INFO)<< "heartbeat event "<<fn;}
   Double_t Ekin = TMath::Power(10,gRandom->Uniform(-13.,-1.));
   Double_t P       = TMath::Sqrt( Ekin*Ekin+2*Ekin*neutronMass);
   Double_t phi = gRandom->Uniform(0,2*TMath::Pi());
   Double_t theta = TMath::ACos(gRandom->Uniform(-1,1));
   Double_t px = P*TMath::Sin(theta)*TMath::Cos(phi);
   Double_t py = P*TMath::Sin(theta)*TMath::Sin(phi);
   Double_t pz = P*TMath::Cos(theta);
   LOG(DEBUG) << "NeutronGenerator_FLUKA: " << Ekin << " " << P << " " << px<<" "<<py<<" "<<pz;
   // place neutrons on sphere covering maximum distance,  ~ 2m
   Double_t R       = 200;
   phi      = gRandom->Uniform(0,2*TMath::Pi());
   theta = TMath::ACos(gRandom->Uniform(-1,1));
   Double_t x = R*TMath::Sin(theta)*TMath::Cos(phi);
   Double_t y = R*TMath::Sin(theta)*TMath::Sin(phi);
   Double_t z = R*TMath::Cos(theta);
 
   cpg->AddTrack(2112,px,py,pz,x,y,z,-1,true,Ekin+neutronMass,0.,1.,(TMCProcess)0);
 
   return kTRUE;
}

SetZ()

void NeutronGenerator_FLUKA::SetZ ( Double_t  X )

inline

Definition at line 24 of file NeutronGenerator_FLUKA.h.

{  SND_Z = X; };

Member Data Documentation

fn

int NeutronGenerator_FLUKA::fn

protected

Definition at line 30 of file NeutronGenerator_FLUKA.h.

fNevents

int NeutronGenerator_FLUKA::fNevents

protected

Definition at line 29 of file NeutronGenerator_FLUKA.h.

SND_Z

Double_t NeutronGenerator_FLUKA::SND_Z

protected

Definition at line 28 of file NeutronGenerator_FLUKA.h.

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

• shipgen/NeutronGenerator_FLUKA.h
• shipgen/NeutronGenerator_FLUKA.cxx