PndPythia8Generator Class Reference

#include <PndPythia8Generator.h>

Inheritance diagram for PndPythia8Generator:

Public Member Functions
	PndPythia8Generator ()
virtual	~PndPythia8Generator ()
Bool_t	ReadEvent (FairPrimaryGenerator *)
void	SetParameters (char *)
void	Print ()
virtual Bool_t	Init ()
void	SetMom (Double_t mom)
void	UseRandom1 ()
void	UseRandom3 ()

Protected Member Functions
	ClassDef (PndPythia8Generator, 1)

Protected Attributes
Double_t	fMom
Int_t	fPar_it
Bool_t	fUseRandom1
Bool_t	fUseRandom3

Private Attributes
Pythia	fPythia
RndmEngine *	fRandomEngine
char *	fParams [100]

Detailed Description

Definition at line 46 of file PndPythia8Generator.h.

Constructor & Destructor Documentation

PndPythia8Generator::PndPythia8Generator

(

)

default constructor

Definition at line 12 of file PndPythia8Generator.cxx.

{
  fPar_it = 0;
  fMom = 15.;
  fUseRandom1 = kFALSE; 
  fUseRandom3 = kTRUE;
}

PndPythia8Generator::~PndPythia8Generator ( )

virtual

destructor

Definition at line 55 of file PndPythia8Generator.cxx.

{
}

Member Function Documentation

PndPythia8Generator::ClassDef ( PndPythia8Generator  , 1    )

protected

Bool_t PndPythia8Generator::Init ( )

virtual

Definition at line 22 of file PndPythia8Generator.cxx.

References jj.

{
  if (fUseRandom1) fRandomEngine = new PyTr1Rng();
  if (fUseRandom3) fRandomEngine = new PyTr3Rng();
  
  fPythia.setRndmEnginePtr(fRandomEngine);
  
  // Set Parameters
  for(Int_t jj=0;jj<fPar_it;jj++){
    fPythia.readString(fParams[jj]);
    cout<<"fPythia.readString(\""<<fParams[jj]<<"\")"<<endl;
  }
  cout<<"Beam Momentum "<<fMom<<endl;

  // fPythia.init(-2212, 2212, 0., 0., fMom, 0., 0., 0.);
  // Settings according to the obsolete init function
  fPythia.settings.mode("Beams:idA",  -2212);
  fPythia.settings.mode("Beams:idB",   2212);
  fPythia.settings.mode("Beams:frameType",  3);
  fPythia.settings.parm("Beams:pxA",    0.);
  fPythia.settings.parm("Beams:pyA",    0.);
  fPythia.settings.parm("Beams:pzA",    fMom);
  fPythia.settings.parm("Beams:pxB",    0.);
  fPythia.settings.parm("Beams:pyB",    0.);
  fPythia.settings.parm("Beams:pzB",    0.);
  fPythia.init();

  return kTRUE;
}

void PndPythia8Generator::Print

(

)

Definition at line 94 of file PndPythia8Generator.cxx.

                               {
  fPythia.settings.listAll();
}

Bool_t PndPythia8Generator::ReadEvent

(

FairPrimaryGenerator *

cpg

)

public method ReadEvent

Definition at line 61 of file PndPythia8Generator.cxx.

References Double_t, and i.

{
  Int_t npart = 0;
  while(npart == 0)
    {
      fPythia.next();
      for(int i=0; i<fPythia.event.size(); i++)
        {
          if(fPythia.event[i].isFinal())
            {
              npart++;
            };
        };
    };
  
  for(Int_t ii=0; ii<fPythia.event.size(); ii++)
    if(fPythia.event[ii].isFinal())
      {
        cpg->AddTrack((Int_t)fPythia.event[ii].id(),
                      (Double_t)fPythia.event[ii].px(),(Double_t)fPythia.event[ii].py(),(Double_t)fPythia.event[ii].pz(), 
                      0.,0.,0.);
      };
  
  return kTRUE;
}

void PndPythia8Generator::SetMom ( Double_t  mom )

inline

Definition at line 63 of file PndPythia8Generator.h.

References mom.

Referenced by sim_muo_P8().

{ fMom = mom; };

void PndPythia8Generator::SetParameters

(

char *

par

)

Definition at line 87 of file PndPythia8Generator.cxx.

References par.

Referenced by sim_muo_P8().

{
  fParams[fPar_it] = par;
  fPar_it++;
}

void PndPythia8Generator::UseRandom1 ( )

inline

Definition at line 64 of file PndPythia8Generator.h.

{ fUseRandom1 = kTRUE; fUseRandom3 = kFALSE; };

void PndPythia8Generator::UseRandom3 ( )

inline

Definition at line 65 of file PndPythia8Generator.h.

Referenced by sim_muo_P8().

{ fUseRandom1 = kFALSE; fUseRandom3 = kTRUE; };

Member Data Documentation

Double_t PndPythia8Generator::fMom

protected

Definition at line 75 of file PndPythia8Generator.h.

Int_t PndPythia8Generator::fPar_it

protected

Definition at line 76 of file PndPythia8Generator.h.

char* PndPythia8Generator::fParams[100]

private

Definition at line 71 of file PndPythia8Generator.h.

Pythia PndPythia8Generator::fPythia

private

Definition at line 65 of file PndPythia8Generator.h.

RndmEngine* PndPythia8Generator::fRandomEngine

private

Definition at line 70 of file PndPythia8Generator.h.

Bool_t PndPythia8Generator::fUseRandom1

protected

Definition at line 77 of file PndPythia8Generator.h.

Bool_t PndPythia8Generator::fUseRandom3

protected

Definition at line 78 of file PndPythia8Generator.h.

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

• PndPythia8Generator.h
• PndPythia8Generator.cxx