G4MiscQGSCBuilder.cc

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// GEANT4 tag $Name: not supported by cvs2svn $
//
//---------------------------------------------------------------------------
//
// ClassName:   G4MiscQGSCBuilder
//
// Author: 2009 M. Kosov (on the basis of the G4MiscLHEPBuilder)
//
//----------------------------------------------------------------------------
//
#include "G4MiscQGSCBuilder.hh"

#include "G4SystemOfUnits.hh"
#include "G4ParticleDefinition.hh"
#include "G4ParticleTable.hh"
#include "G4ProcessManager.hh"

G4MiscQGSCBuilder::G4MiscQGSCBuilder(G4int ver): 
    theModel(0),theCascade(0),theQGSCModel(0),
    theQGSCDecay(0),theQuasiElastic(0),
   verbose(ver), wasActivated(false)
{
  // pointer to the particle table
  theParticleTable = G4ParticleTable::GetParticleTable();
  theParticleIterator = theParticleTable->GetIterator();
}

G4MiscQGSCBuilder::~G4MiscQGSCBuilder() {}

void G4MiscQGSCBuilder::Build()
{
  wasActivated = true;

  //QGSC model definition
  theModel = new G4TheoFSGenerator("QGSC");  

  theQGSCModel    = new G4QGSModel< G4QGSParticipants >;
  theQGSCDecay    = new G4ExcitedStringDecay(new G4QGSMFragmentation);
  theQGSCModel->SetFragmentationModel(theQGSCDecay);
  theModel->SetHighEnergyGenerator(theQGSCModel);

  theCascade      = new G4StringChipsParticleLevelInterface;
  theModel->SetTransport(theCascade);

  theQuasiElastic = new G4QuasiElasticChannel;
  theModel->SetQuasiElasticChannel(theQuasiElastic);

  theModel->SetMinEnergy(0.);
  theModel->SetMaxEnergy(100*TeV);


  theParticleIterator->reset();
  while( (*theParticleIterator)() )
  {
    G4ParticleDefinition* particle = theParticleIterator->value();
    G4String pname = particle->GetParticleName();
    if(pname == "kaon-" || pname == "kaon+" || pname == "kaon0S"  ||  pname == "kaon0L" ||
       pname == "pi-"   || pname == "pi+"   || pname == "neutron" ||  pname == "proton" )
    {
      if(verbose>1)G4cout<<"** G4MiscQGSCBuilder: "<<pname<<" already defined"<<G4endl;
    }
    else if(
       pname == "anti_proton"  || pname == "anti_neutron" || pname == "anti_lambda"  ||
       pname == "anti_sigma+"  || pname == "anti_sigma0"  || pname == "anti_sigma-"  || 
       pname == "anti_xi0"     || pname == "anti_xi-"     || pname == "anti_omega-"  || 
       pname == "lambda"       || pname == "sigma+"       || pname == "sigma0"       ||
       pname == "sigma-"       || pname == "xi0" || pname == "xi-" || pname == "omega-")
     {
      if(verbose>1)G4cout<< "__ G4MiscQGSCBuilder: "<< pname <<" is defined here"<<G4endl;
      G4ProcessManager* pmanager = particle->GetProcessManager();
      G4HadronInelasticProcess* hp = new G4HadronInelasticProcess("hInelastic", particle);
      pmanager->AddDiscreteProcess(hp);
      hp->RegisterMe(theModel);
      if(verbose>1)
      G4cout<<"^^ G4MiscQGSCBuilder: "<<hp->GetProcessName()<<" added for "<<pname<<G4endl;
    }
  }
}

// 2009 by M. Kosov