Run.cc

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// $Id: Run.cc 71376 2013-06-14 07:44:50Z maire $
// 
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#include "Run.hh"
#include "DetectorConstruction.hh"
#include "PrimaryGeneratorAction.hh"
#include "HistoManager.hh"

#include "G4UnitsTable.hh"
#include "G4SystemOfUnits.hh"

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Run::Run(DetectorConstruction* det)
: G4Run(),
  fDetector(det), fParticle(0), fEkin(0.),
  fNbStep1(0), fNbStep2(0),
  fTrackLen1(0.), fTrackLen2(0.),
  fTime1(0.),fTime2(0.)
{ }
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Run::~Run()
{ }

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void Run::SetPrimary(G4ParticleDefinition* particle, G4double energy)
{ 
  fParticle = particle;
  fEkin = energy;
} 

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void Run::CountProcesses(const G4VProcess* process) 
{
  G4String procName = process->GetProcessName();
  std::map<G4String,G4int>::iterator it = fProcCounter.find(procName);
  if ( it == fProcCounter.end()) {
    fProcCounter[procName] = 1;
  }
  else {
    fProcCounter[procName]++; 
  }
}                 
                  
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void Run::ParticleCount(G4String name, G4double Ekin)
{
  std::map<G4String, ParticleData>::iterator it = fParticleDataMap.find(name);
  if ( it == fParticleDataMap.end()) {
    fParticleDataMap[name] = ParticleData(1, Ekin, Ekin, Ekin);
  }
  else {
    ParticleData& data = it->second;
    data.fCount++;
    data.fEmean += Ekin;
    //update min max
    G4double emin = data.fEmin;
    if (Ekin < emin) data.fEmin = Ekin;
    G4double emax = data.fEmax;
    if (Ekin > emax) data.fEmax = Ekin; 
  }   
}

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void Run::SumTrackLength(G4int nstep1, G4int nstep2, 
                         G4double trackl1, G4double trackl2,
                         G4double time1, G4double time2)
{
  fNbStep1   += nstep1;  fNbStep2   += nstep2;
  fTrackLen1 += trackl1; fTrackLen2 += trackl2;
  fTime1 += time1; fTime2 += time2;  
}

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void Run::Merge(const G4Run* run)
{
  const Run* localRun = static_cast<const Run*>(run);
  
  //primary particle info
  //
  fParticle = localRun->fParticle;
  fEkin     = localRun->fEkin;
  
  // accumulate sums
  //
  fNbStep1   += localRun->fNbStep1;
  fNbStep2   += localRun->fNbStep2;   
  fTrackLen1 += localRun->fTrackLen1;  
  fTrackLen2 += localRun->fTrackLen2;
  fTime1     += localRun->fTime1;  
  fTime2     += localRun->fTime2;
  
  //map: processes count
  std::map<G4String,G4int>::const_iterator itp;
  for ( itp = localRun->fProcCounter.begin();
        itp != localRun->fProcCounter.end(); ++itp ) {

    G4String procName = itp->first;
    G4int localCount = itp->second;
    if ( fProcCounter.find(procName) == fProcCounter.end()) {
      fProcCounter[procName] = localCount;
    }
    else {
      fProcCounter[procName] += localCount;
    }  
  }
   
  //map: created particles count         
  std::map<G4String,ParticleData>::const_iterator itn;
  for (itn = localRun->fParticleDataMap.begin(); 
       itn != localRun->fParticleDataMap.end(); ++itn) {
    
    G4String name = itn->first;
    const ParticleData& localData = itn->second;   
    if ( fParticleDataMap.find(name) == fParticleDataMap.end()) {
      fParticleDataMap[name]
       = ParticleData(localData.fCount, 
                      localData.fEmean, 
                      localData.fEmin, 
                      localData.fEmax);
    }
    else {
      ParticleData& data = fParticleDataMap[name];   
      data.fCount += localData.fCount;
      data.fEmean += localData.fEmean;
      G4double emin = localData.fEmin;
      if (emin < data.fEmin) data.fEmin = emin;
      G4double emax = localData.fEmax;
      if (emax > data.fEmax) data.fEmax = emax; 
    }   
  }

  G4Run::Merge(run); 
} 

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void Run::EndOfRun() 
{
  G4int prec = 5, wid = prec + 2;  
  G4int dfprec = G4cout.precision(prec);
  
  //run condition
  //
  G4Material* material = fDetector->GetMaterial();
  G4double density = material->GetDensity();
   
  G4String Particle = fParticle->GetParticleName();    
  G4cout << "\n The run is " << numberOfEvent << " "<< Particle << " of "
         << G4BestUnit(fEkin,"Energy") << " through " 
         << G4BestUnit(0.5*(fDetector->GetSize()),"Length") << " of "
         << material->GetName() << " (density: " 
         << G4BestUnit(density,"Volumic Mass") << ")" << G4endl;

  if (numberOfEvent == 0) { G4cout.precision(dfprec);   return;}
             
  //frequency of processes
  //
  G4cout << "\n Process calls frequency :" << G4endl;  
  G4int survive = 0;
  std::map<G4String,G4int>::iterator it;    
  for (it = fProcCounter.begin(); it != fProcCounter.end(); it++) {
     G4String procName = it->first;
     G4int    count    = it->second;
     G4cout << "\t" << procName << "= " << count;
     if (procName == "Transportation") survive = count;
  }
  G4cout << G4endl;
      
  if (survive > 0) {
    G4cout << "\n Nb of incident particles surviving after "
           << G4BestUnit(0.5*(fDetector->GetSize()),"Length") << " of "
           << fDetector->GetMaterial()->GetName() << " : " << survive << G4endl;
  }

 // total track length of incident neutron
 //
 G4cout << "\n Parcours of incident neutron:";
  
 G4double meanCollision1  = (G4double)fNbStep1/numberOfEvent;
 G4double meanCollision2  = (G4double)fNbStep2/numberOfEvent;
 G4double meanCollisTota  = meanCollision1 + meanCollision2;

 G4cout << "\n   nb of collisions    E>1*eV= " << meanCollision1
        << "      E<1*eV= " << meanCollision2
        << "       total= " << meanCollisTota;        
        
 G4double meanTrackLen1  = fTrackLen1/numberOfEvent;
 G4double meanTrackLen2  = fTrackLen2/numberOfEvent;
 G4double meanTrackLtot  =  meanTrackLen1 + meanTrackLen2;  

 G4cout 
   << "\n   track length        E>1*eV= " << G4BestUnit(meanTrackLen1,"Length")
   << "  E<1*eV= " << G4BestUnit(meanTrackLen2, "Length")
   << "   total= " << G4BestUnit(meanTrackLtot, "Length");   
   
 G4double meanTime1  = fTime1/numberOfEvent;
 G4double meanTime2  = fTime2/numberOfEvent;
 G4double meanTimeTo = meanTime1 + meanTime2;  

 G4cout 
   << "\n   time of flight      E>1*eV= " << G4BestUnit(meanTime1,"Time")
   << "  E<1*eV= " << G4BestUnit(meanTime2, "Time")
   << "   total= " << G4BestUnit(meanTimeTo, "Time") << G4endl;   
             
 //particles count
 //
 G4cout << "\n List of generated particles:" << G4endl;
     
 std::map<G4String,ParticleData>::iterator itn;               
 for (itn = fParticleDataMap.begin(); itn != fParticleDataMap.end(); itn++) { 
    G4String name = itn->first;
    ParticleData data = itn->second;
    G4int count = data.fCount;
    G4double eMean = data.fEmean/count;
    G4double eMin = data.fEmin;
    G4double eMax = data.fEmax;    
         
    G4cout << "  " << std::setw(13) << name << ": " << std::setw(7) << count
           << "  Emean = " << std::setw(wid) << G4BestUnit(eMean, "Energy")
           << "\t( "  << G4BestUnit(eMin, "Energy")
           << " --> " << G4BestUnit(eMax, "Energy") 
           << ")" << G4endl;           
 }
 
  //normalize histograms      
           
  //remove all contents in fProcCounter, fCount 
  fProcCounter.clear();
  fParticleDataMap.clear();
                          
  //restore default format         
  G4cout.precision(dfprec);   
}

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