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// $Id: PhysListEmStandardNR.cc,v 1.3 2008/05/09 08:30:59 vnivanch Exp $
// GEANT4 tag $Name: geant4-09-03-cand-01 $
//
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#include "PhysListEmStandardNR.hh"
#include "G4ParticleDefinition.hh"
#include "G4ProcessManager.hh"
#include "G4EmProcessOptions.hh"

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

#include "G4MultipleScattering.hh"
#include "G4hMultipleScattering.hh"
#include "G4ScreenedNuclearRecoil.hh"

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

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

#include "G4hIonisation.hh"
#include "G4ionIonisation.hh"
#include "G4IonFluctuations.hh"
#include "G4CoulombScattering.hh"

#include "G4DummyModel.hh"

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PhysListEmStandardNR::PhysListEmStandardNR(const G4String& name)
   :  G4VPhysicsConstructor(name)
{}

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PhysListEmStandardNR::~PhysListEmStandardNR()
{}

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void PhysListEmStandardNR::ConstructProcess()
{
  // Add standard EM Processes

  G4ScreenedNuclearRecoil* nucr = new G4ScreenedNuclearRecoil();
  G4double energyLimit = 100.*MeV;
  nucr->SetMaxEnergyForScattering(energyLimit);

  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, 3,3);
	    
    } else if (particleName == "e+") {
      //positron
      pmanager->AddProcess(new G4MultipleScattering, -1, 1,1);
      pmanager->AddProcess(new G4eIonisation,        -1, 2,2);
      pmanager->AddProcess(new G4eBremsstrahlung,    -1, 3,3);
      pmanager->AddProcess(new G4eplusAnnihilation,   0,-1,4);
            
    } else if (particleName == "mu+" || 
               particleName == "mu-"    ) {
      //muon  
      pmanager->AddProcess(new G4hMultipleScattering,-1, 1,1);
      pmanager->AddProcess(new G4MuIonisation,       -1, 2,2);
      pmanager->AddProcess(new G4MuBremsstrahlung,   -1, 3,3);
      pmanager->AddProcess(new G4MuPairProduction,   -1, 4,4);
             
    } else if (particleName == "alpha" || particleName == "He3") {
      G4hMultipleScattering* msc = new G4hMultipleScattering();
      G4DummyModel* dm = new G4DummyModel();
      dm->SetLowEnergyLimit(0.0);
      dm->SetHighEnergyLimit(energyLimit);
      msc->AddEmModel(0, dm);
      pmanager->AddProcess(msc, -1, 1,1);

      G4ionIonisation* ion = new G4ionIonisation();
      ion->ActivateNuclearStopping(false);
      pmanager->AddProcess(ion, -1, 2, 2);

      pmanager->AddDiscreteProcess(nucr);      

    } else if (particleName == "GenericIon" ) { 
      G4hMultipleScattering* msc = new G4hMultipleScattering();
      G4DummyModel* dm = new G4DummyModel();
      dm->SetLowEnergyLimit(0.0);
      dm->SetHighEnergyLimit(energyLimit);
      msc->AddEmModel(0, dm);
      pmanager->AddProcess(msc, -1, 1,1);

      G4ionIonisation* ion = new G4ionIonisation();
      ion->ActivateNuclearStopping(false);
      ion->SetStepFunction(0.1, um);
      pmanager->AddProcess(ion, -1, 2, 2);

      pmanager->AddDiscreteProcess(nucr);      

    } else if (particleName == "proton" ||
	       particleName == "deuteron" ||
               particleName == "triton") { 
      G4hMultipleScattering* msc = new G4hMultipleScattering();
      G4DummyModel* dm = new G4DummyModel();
      dm->SetLowEnergyLimit(0.0);
      dm->SetHighEnergyLimit(energyLimit);
      msc->AddEmModel(0, dm);
      pmanager->AddProcess(msc, -1, 1,1);

      G4hIonisation* hion = new G4hIonisation();
      hion->SetFluctModel(new G4IonFluctuations());
      hion->SetStepFunction(0.1, 10.*um);
      hion->ActivateNuclearStopping(false);
      pmanager->AddProcess(hion, -1, 2, 2);

      pmanager->AddDiscreteProcess(nucr);      
     
    } else if ((!particle->IsShortLived()) &&
	       (particle->GetPDGCharge() != 0.0) && 
	       (particle->GetParticleName() != "chargedgeantino")) {
      //all others charged particles except geantino
      pmanager->AddProcess(new G4hMultipleScattering,-1, 1,1);
      pmanager->AddProcess(new G4hIonisation,        -1, 2,2);      
    }
  }
  G4EmProcessOptions opt;
  opt.SetMinEnergy(0.1*keV);
  opt.SetMaxEnergy(100.*GeV);
  opt.SetDEDXBinning(360);
  opt.SetLambdaBinning(360);
  opt.SetLinearLossLimit(1.e-6);
}

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