EvtTrackGen Class Reference

#include <EvtTrackGen.hh>

Inheritance diagram for EvtTrackGen:

Public Member Functions
	EvtTrackGen ()
virtual	~EvtTrackGen ()
void	getName (std::string &name)
EvtDecayBase *	clone ()
void	initProbMax ()
void	init ()
void	decay (EvtParticle *p)
Public Member Functions inherited from EvtDecayIncoherent
void	makeDecay (EvtParticle *p)
virtual	~EvtDecayIncoherent ()
void	setDaughterSpinDensity (int daughter)
int	isDaughterSpinDensitySet (int daughter)
Public Member Functions inherited from EvtDecayBase
virtual std::string	commandName ()
virtual void	command (std::string cmd)
double	getProbMax (double prob)
double	resetProbMax (double prob)
	EvtDecayBase ()
virtual	~EvtDecayBase ()
virtual bool	matchingDecay (const EvtDecayBase &other) const
EvtId	getParentId ()
double	getBranchingFraction ()
void	disableCheckQ ()
void	checkQ ()
int	getNDaug ()
EvtId *	getDaugs ()
EvtId	getDaug (int i)
int	getNArg ()
int	getPHOTOS ()
void	setPHOTOS ()
void	setVerbose ()
void	setSummary ()
double *	getArgs ()
std::string *	getArgsStr ()
double	getArg (int j)
std::string	getArgStr (int j)
std::string	getModelName ()
int	getDSum ()
int	summary ()
int	verbose ()
void	saveDecayInfo (EvtId ipar, int ndaug, EvtId *daug, int narg, std::vector< std::string > &args, std::string name, double brfr)
void	printSummary ()
void	setProbMax (double prbmx)
void	noProbMax ()
void	checkNArg (int a1, int a2=-1, int a3=-1, int a4=-1)
void	checkNDaug (int d1, int d2=-1)
void	checkSpinParent (EvtSpinType::spintype sp)
void	checkSpinDaughter (int d1, EvtSpinType::spintype sp)
virtual int	nRealDaughters ()

Additional Inherited Members
Static Public Member Functions inherited from EvtDecayBase
static void	findMasses (EvtParticle *p, int ndaugs, EvtId daugs[10], double masses[10])
static void	findMass (EvtParticle *p)
static double	findMaxMass (EvtParticle *p)
Protected Member Functions inherited from EvtDecayBase
bool	daugsDecayedByParentModel ()
Protected Attributes inherited from EvtDecayBase
bool	_daugsDecayedByParentModel

Detailed Description

Definition at line 35 of file EvtTrackGen.hh.

Constructor & Destructor Documentation

EvtTrackGen()

EvtTrackGen::EvtTrackGen ( )

inline

Definition at line 39 of file EvtTrackGen.hh.

{}

Referenced by clone().

~EvtTrackGen()

EvtTrackGen::~EvtTrackGen ( )

virtual

Definition at line 25 of file EvtTrackGen.cc.

{}

Member Function Documentation

clone()

EvtDecayBase * EvtTrackGen::clone ( )

virtual

Implements EvtDecayBase.

Definition at line 33 of file EvtTrackGen.cc.

                                {
 
  return new EvtTrackGen;
 
}

decay()

void EvtTrackGen::decay ( EvtParticle * p )

virtual

Implements EvtDecayBase.

Definition at line 96 of file EvtTrackGen.cc.

                                       {
 
  double weight = p->initializePhaseSpace(getNDaug(),getDaugs());
  int rdm= (int)Evt.size()*EvtRandom::Flat(0.0,1.0);
  if(Evt.size()==0) {std::cout<<"EvtTrackGen: out of stored file record"<<std::endl;abort();}
  EvtVector4R ptot(0,0,0,0);
  for(int i=0;i<nParticles;i++){
    EvtParticle* daug=p->getDaug(i);
    ptot += Evt[rdm][i];
    daug->init(daug->getId(),Evt[rdm][i]);
  }
  //p->init(p->getId(),ptot);
 
  //debugging
  // std::cout<<p->getDaug(getNDaug()-1)->getP4()<<" =? "<<eParticle<<" "<<pxParticle<<" "<<pyParticle<<" "<<pzParticle<<std::endl;
 
  return ;
}

getName()

void EvtTrackGen::getName ( std::string & name )

virtual

Implements EvtDecayBase.

Definition at line 27 of file EvtTrackGen.cc.

                                              {
 
  model_name="TrackGen";     
 
}

init()

void EvtTrackGen::init ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 40 of file EvtTrackGen.cc.

                      {
 
  // check that there are 0 arguments
  checkNArg(1);
  int idx=getArg(0);
  if(EvtGlobalSet::SV.size()==0){
    std::cout<<"No track data file is available! "<<std::endl;abort();
  }else{m_inputFileName=EvtGlobalSet::SV[idx];}
 
  m_inputFile.open(m_inputFileName.c_str());
  if (!m_inputFile){
    cout << "EvtTrackGen: PROBLEMS OPENING FILE "
         << m_inputFileName << endl;
    exit(0);
  }
  //load the event P4
  Evt.clear();
  while(!m_inputFile.eof()){
    m_inputFile >> nParticles;
    std::vector<EvtVector4R> vp4;
    for (int i = 0; i < nParticles; i++){
      EvtVector4R p4;
      m_inputFile >> idParticles[i];
      m_inputFile >> pxParticle;  p4.set(1,pxParticle);
      m_inputFile >> pyParticle;  p4.set(2,pyParticle);
      m_inputFile >> pzParticle;  p4.set(3,pzParticle);
      m_inputFile >> eParticle;   p4.set(0,eParticle);
      vp4.push_back(p4);
    }
    Evt.push_back(vp4);
  }
  Evt.pop_back();
  //check daughters id
  if(nParticles!=getNDaug()){std::cout<<"The number of daughters are not cosistent with that the data file"<<std::endl;abort();}
  for(int i=0;i<nParticles;i++){
    EvtId pid = EvtPDL::evtIdFromStdHep(idParticles[i] );
    if(pid!=getDaug(i) ){std::cout<<"The daughter particle pdg in your data file is not consistent with you decay card."<<std::endl;abort();}
  }
  //debugging
  /*
  for(int i=0;i<Evt.size();i++){
    std::cout<<"Event "<<i<<std::endl;
    for(int j=0;j<nParticles;j++){
      std::cout<<Evt[i][j].get(0)<<" "<<Evt[i][j].get(1)<<" "<<Evt[i][j].get(2)<<" "<<Evt[i][j].get(3)<<std::endl;
    }
  }
  */
//---------
}

initProbMax()

void EvtTrackGen::initProbMax ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 90 of file EvtTrackGen.cc.

                             {
 
  noProbMax();
 
}

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

• EvtTrackGen.hh
• EvtTrackGen.cc