source: trunk/source/processes/hadronic/models/de_excitation/handler/test/G4ExcitationHandlerTest.cc@ 1201

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// -------------------------------------------------------------------
//      GEANT 4 class file --- Copyright CERN 1998
//      CERN Geneva Switzerland
//
//
//      File name:     G4ExcitationHandlerTest.cc 
//
//      Author:        Maria Grazia Pia (pia@genova.infn.it), 
// 
//      Creation date: 27 October 1998
//
//      Modifications: 
//
// -------------------------------------------------------------------

#include "globals.hh"

#include "G4ios.hh"
#include <fstream>
#include <iomanip>
#include <iostream>

#include "CLHEP/Hist/TupleManager.h"
#include "CLHEP/Hist/HBookFile.h"
#include "CLHEP/Hist/Histogram.h"
#include "CLHEP/Hist/Tuple.h"
#include "CLHEP/String/Strings.h"
#include "G4VEvaporationChannel.hh"
#include "G4CompetitiveFission.hh"

#include "G4ReactionProductVector.hh"
#include "G4ReactionProduct.hh"
#include "G4DynamicParticleVector.hh"
#include "G4DynamicParticle.hh"
#include "G4ParticleDefinition.hh"

#include "G4ExcitationHandler.hh"
#include "G4EvaporationChannel.hh"
#include "G4PhotonEvaporation.hh"
#include "G4DataVector.hh"
#include "G4LorentzVector.hh"
#include "G4ThreeVector.hh"
#include "G4NucleiProperties.hh"
#include "G4Fragment.hh"
#include "Randomize.hh"
#include "G4Material.hh"
#include "G4Element.hh"
#include "G4FragmentVector.hh"
#include "G4ParticleDefinition.hh"
#include "G4IonTable.hh"
#include "G4Electron.hh"
#include "G4Proton.hh"
#include "G4Neutron.hh"
#include "G4ParticleTypes.hh"
#include "G4IonTable.hh"
#include "G4GenericIon.hh"
#include "G4NucleiPropertiesTable.hh"

#include "g4rw/tvvector.h"

int main()
{
  // MGP ---- HBOOK initialization
  HepTupleManager* hbookManager;
  hbookManager = new HBookFile("handler.hbook", 58);
  assert (hbookManager != 0);

  // MGP ---- Book histograms

  HepHistogram* hGammaE;
  hGammaE = hbookManager->histogram("Gamma energy", 200,0.,20.);
  assert (hGammaE != 0);  

  HepHistogram* hNProducts;
  hNProducts = hbookManager->histogram("Number of products", 100,0.,100.);
  assert (hNProducts != 0);  

  HepHistogram* hProb;
  hProb = hbookManager->histogram("Probability * 1.e25", 100,0.,10.);
  assert (hProb != 0);  

  // MGP ---- Book a ntuple
  HepTuple* ntuple;
  ntuple = hbookManager->ntuple("G4ExcitationHandler");
  assert (ntuple != 0);

  G4int Z;
  G4int A;

  G4cout << "Enter Z and A" << G4endl;
  G4cin >> Z >> A;

  assert (Z > 0);
  assert (A > 0);
  assert (A > Z);
  
  G4int iter;
  G4cout << "Enter number of iterations " << G4endl;
  G4cin >> iter;
  if (iter <1) iter = 1;

  G4double excMin;
  G4double excMax;    
  G4cout << "Enter initial min an max excitation energy" << G4endl;
  G4cin >> excMin >> excMax;
  assert (excMin >= 0.);
  assert (excMax > 0.);
  assert (excMax >= excMin);

  G4ParticleDefinition *theElectron = G4Electron::ElectronDefinition();
  G4ParticleDefinition* ion  = G4GenericIon::GenericIonDefinition();
  G4ParticleTable* theTableOfParticles;
  theTableOfParticles = G4ParticleTable::GetParticleTable();
  G4IonTable* theTable = new G4IonTable();

  // G4ExcitationHandler for this (Z,A) material
  // Excitation energy levels for each channel

  G4int i;
  for (i=0; i<iter; i++)
    {
      G4double excitation = excMin + G4UniformRand() * (excMax - excMin);

      G4cout << G4endl << "TEST >>>>>>>>> Iteration " << i 
             << " <<<<<<<<< Initial excitation " << excitation << G4endl;

      G4double px = 0.;
      G4double py = 0.;
      G4double pz = 0.;

      G4ThreeVector p(px,py,pz);
      G4double nuclearMass = G4NucleiProperties::GetNuclearMass(A,Z);
      G4LorentzVector p4(p,std::sqrt((nuclearMass+excitation)*(nuclearMass+excitation)));

      G4Fragment nucleus(A,Z,p4);

      G4ExcitationHandler* handler = new G4ExcitationHandler;
      //      G4DynamicParticleVector* products = handler->BreakItUp(nucleus);
      G4ReactionProductVector* products = handler->BreakItUp(nucleus);

      // Fill histograms 

      G4int nProducts = 0;
      if (products !=0) nProducts = products->entries();

      G4cout << nProducts << " products: gammaE ";
      
      G4int ig = 0;
      for (ig=0; ig<nProducts; ig++)
        {
          if (products->at(ig)->GetDefinition() == G4Gamma::GammaDefinition())
            {
              //              G4double productE = products->at(ig)->Get4Momentum().e();
              G4double productE = products->at(ig)->GetTotalEnergy();
              G4cout << productE << " ";
              hGammaE->accumulate(productE);
              ntuple->column("egamma",productE);
              ntuple->dumpData();
            }
        }
      G4cout << G4endl;
      
      delete handler;
      products->clearAndDestroy();
      delete products;
    }

  hbookManager->write();

  
  return EXIT_SUCCESS;
}