PndPythia8Direct Class Reference

#include <PndPythia8Direct.h>

Inheritance diagram for PndPythia8Direct:

Public Member Functions
	PndPythia8Direct ()
virtual	~PndPythia8Direct ()
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 (PndPythia8Direct, 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 54 of file PndPythia8Direct.h.

Constructor & Destructor Documentation

PndPythia8Direct::PndPythia8Direct

(

)

default constructor

Definition at line 12 of file PndPythia8Direct.cxx.

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

PndPythia8Direct::~PndPythia8Direct ( )

virtual

destructor

Definition at line 55 of file PndPythia8Direct.cxx.

{
}

Member Function Documentation

PndPythia8Direct::ClassDef ( PndPythia8Direct  , 1    )

protected

Bool_t PndPythia8Direct::Init ( )

virtual

Definition at line 22 of file PndPythia8Direct.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 PndPythia8Direct::Print

(

)

Definition at line 94 of file PndPythia8Direct.cxx.

                             {
  fPythia.settings.listAll();
}

Bool_t PndPythia8Direct::ReadEvent

(

FairPrimaryGenerator *

cpg

)

public method ReadEvent

Definition at line 61 of file PndPythia8Direct.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 PndPythia8Direct::SetMom ( Double_t  mom )

inline

Definition at line 71 of file PndPythia8Direct.h.

References mom.

                              {
      fMom = mom;
    };

void PndPythia8Direct::SetParameters

(

char *

par

)

Definition at line 87 of file PndPythia8Direct.cxx.

References par.

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

void PndPythia8Direct::UseRandom1 ( )

inline

Definition at line 74 of file PndPythia8Direct.h.

                      {
      fUseRandom1 = kTRUE;
      fUseRandom3 = kFALSE;
    };

void PndPythia8Direct::UseRandom3 ( )

inline

Definition at line 78 of file PndPythia8Direct.h.

                      {
      fUseRandom1 = kFALSE;
      fUseRandom3 = kTRUE;
    };

Member Data Documentation

Double_t PndPythia8Direct::fMom

protected

Definition at line 91 of file PndPythia8Direct.h.

Int_t PndPythia8Direct::fPar_it

protected

Definition at line 92 of file PndPythia8Direct.h.

char* PndPythia8Direct::fParams[100]

private

Definition at line 87 of file PndPythia8Direct.h.

Pythia PndPythia8Direct::fPythia

private

Definition at line 81 of file PndPythia8Direct.h.

RndmEngine* PndPythia8Direct::fRandomEngine

private

Definition at line 86 of file PndPythia8Direct.h.

Bool_t PndPythia8Direct::fUseRandom1

protected

Definition at line 93 of file PndPythia8Direct.h.

Bool_t PndPythia8Direct::fUseRandom3

protected

Definition at line 94 of file PndPythia8Direct.h.

---

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

• PndPythia8Direct.h
• PndPythia8Direct.cxx