// This code implementation is the intellectual property of
// the GEANT4 collaboration.
//
// By copying, distributing or modifying the Program (or any work
// based on the Program) you indicate your acceptance of this statement,
// and all its terms.
//
// $Id: Em3PhysicsList.cc,v 1.1.4.1 1999/12/07 20:47:02 gunter Exp $
// GEANT4 tag $Name: geant4-01-00 $
//
// 

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#include "Em3PhysicsList.hh"

#include "G4ParticleDefinition.hh"
#include "G4ParticleWithCuts.hh"
#include "G4ProcessManager.hh"
#include "G4ParticleTypes.hh"
#include "G4ParticleTable.hh"
#include "G4Material.hh"
#include "G4UnitsTable.hh"
#include "G4ios.hh"              

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Em3PhysicsList::Em3PhysicsList():  G4VUserPhysicsList()
{
  defaultCutValue = 0.5*mm;
  SetVerboseLevel(1);
}

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Em3PhysicsList::~Em3PhysicsList()
{}

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void Em3PhysicsList::ConstructParticle()
{
  // In this method, static member functions should be called
  // for all particles which you want to use.
  // This ensures that objects of these particle types will be
  // created in the program. 

  ConstructBosons();
  ConstructLeptons();
  ConstructMesons();
  ConstructBarions();
}

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void Em3PhysicsList::ConstructBosons()
{ 
  // pseudo-particles
  G4Geantino::GeantinoDefinition();
  G4ChargedGeantino::ChargedGeantinoDefinition();

  // gamma
  G4Gamma::GammaDefinition();

  // optical photon
  G4OpticalPhoton::OpticalPhotonDefinition();
}
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void Em3PhysicsList::ConstructLeptons()
{
  // leptons
  G4Electron::ElectronDefinition();
  G4Positron::PositronDefinition();
  G4MuonPlus::MuonPlusDefinition();
  G4MuonMinus::MuonMinusDefinition();

  G4NeutrinoE::NeutrinoEDefinition();
  G4AntiNeutrinoE::AntiNeutrinoEDefinition();
  G4NeutrinoMu::NeutrinoMuDefinition();
  G4AntiNeutrinoMu::AntiNeutrinoMuDefinition();
}

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void Em3PhysicsList::ConstructMesons()
{
 //  mesons
  G4PionPlus::PionPlusDefinition();
  G4PionMinus::PionMinusDefinition();
  G4PionZero::PionZeroDefinition();
  G4Eta::EtaDefinition();
  G4EtaPrime::EtaPrimeDefinition();
  G4RhoZero::RhoZeroDefinition();
  G4KaonPlus::KaonPlusDefinition();
  G4KaonMinus::KaonMinusDefinition();
  G4KaonZero::KaonZeroDefinition();
  G4AntiKaonZero::AntiKaonZeroDefinition();
  G4KaonZeroLong::KaonZeroLongDefinition();
  G4KaonZeroShort::KaonZeroShortDefinition();
}

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void Em3PhysicsList::ConstructBarions()
{
//  barions
  G4Proton::ProtonDefinition();
  G4AntiProton::AntiProtonDefinition();
  G4Neutron::NeutronDefinition();
  G4AntiNeutron::AntiNeutronDefinition();
}


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void Em3PhysicsList::ConstructProcess()
{
  AddTransportation();
  ConstructEM();
  ConstructGeneral();
}

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#include "G4ComptonScattering.hh"
#include "G4GammaConversion.hh"
#include "G4PhotoElectricEffect.hh"

#include "G4MultipleScattering.hh"

#include "G4eIonisation.hh"
#include "G4eBremsstrahlung.hh"
#include "G4eplusAnnihilation.hh"

#include "G4MuIonisation.hh"
#include "G4MuBremsstrahlung.hh"
#include "G4MuPairProduction.hh"

#include "G4hIonisation.hh"

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void Em3PhysicsList::ConstructEM()
{
  theParticleIterator->reset();
  while( (*theParticleIterator)() ){
    G4ParticleDefinition* particle = theParticleIterator->value();
    G4ProcessManager* pmanager = particle->GetProcessManager();
    G4String particleName = particle->GetParticleName();
     
    if (particleName == "gamma") {
      //gamma      
      pmanager->AddDiscreteProcess(new G4PhotoElectricEffect);
      pmanager->AddDiscreteProcess(new G4ComptonScattering);
      pmanager->AddDiscreteProcess(new G4GammaConversion);
      
    } else if (particleName == "e-") {
      //electron
      pmanager->AddProcess(new G4MultipleScattering, -1, 1,1);
      pmanager->AddProcess(new G4eIonisation,        -1, 2,2);
      pmanager->AddProcess(new G4eBremsstrahlung,    -1,-1,3);      

    } else if (particleName == "e+") {
      //positron      
      pmanager->AddProcess(new G4MultipleScattering, -1, 1,1);
      pmanager->AddProcess(new G4eIonisation,        -1, 2,2);
      pmanager->AddProcess(new G4eBremsstrahlung,    -1,-1,3);
      pmanager->AddProcess(new G4eplusAnnihilation,   0,-1,4);      
  
    } else if( particleName == "mu+" || 
               particleName == "mu-"    ) {
     //muon  
     pmanager->AddProcess(new G4MultipleScattering,-1, 1,1);
     pmanager->AddProcess(new G4MuIonisation,      -1, 2,2);
     pmanager->AddProcess(new G4MuBremsstrahlung,  -1,-1,3);
     pmanager->AddProcess(new G4MuPairProduction,  -1,-1,4);       
     
    } else if ((!particle->IsShortLived()) &&
	       (particle->GetPDGCharge() != 0.0) && 
	       (particle->GetParticleName() != "chargedgeantino")) {
      //all others charged particles except geantino
      pmanager->AddProcess(new G4MultipleScattering,-1,1,1);
      pmanager->AddProcess(new G4hIonisation    ,   -1,2,2);      
    }
  }
}


#include "G4Decay.hh"

void Em3PhysicsList::ConstructGeneral()
{
  // Add Decay Process
   G4Decay* theDecayProcess = new G4Decay();
  theParticleIterator->reset();
  while( (*theParticleIterator)() ){
    G4ParticleDefinition* particle = theParticleIterator->value();
    G4ProcessManager* pmanager = particle->GetProcessManager();
    if (theDecayProcess->IsApplicable(*particle)) { 
      pmanager ->AddProcess(theDecayProcess);
      // set ordering for PostStepDoIt and AtRestDoIt
      pmanager ->SetProcessOrdering(theDecayProcess, idxPostStep);
      pmanager ->SetProcessOrdering(theDecayProcess, idxAtRest);
    }
  }
}

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void Em3PhysicsList::SetCuts()
{
  if (verboseLevel >0){
    G4cout << "Em3PhysicsList::SetCuts:";
    G4cout << "CutLength : " << G4BestUnit(defaultCutValue,"Length") << endl;
  }  

  // set cut values for gamma at first and for e- second and next for e+,
  // because some processes for e+/e- need cut values for gamma 
  SetCutValue(defaultCutValue, "gamma");
  SetCutValue(defaultCutValue, "e-");
  SetCutValue(defaultCutValue, "e+");
 
  // set cut values for proton and anti_proton before all other hadrons
  // because some processes for hadrons need cut values for proton/anti_proton 
  SetCutValue(defaultCutValue, "proton");
  SetCutValue(defaultCutValue, "anti_proton");
   
  SetCutValueForOthers(defaultCutValue);

  if (verboseLevel>0) DumpCutValuesTable();
}

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