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#include "exrdmPhysListEmLowEnergy.hh"
#include "G4ParticleDefinition.hh"
#include "G4ProcessManager.hh"

// gamma
#include "G4LowEnergyRayleigh.hh" 
#include "G4LowEnergyPhotoElectric.hh"
#include "G4LowEnergyCompton.hh"  
#include "G4LowEnergyGammaConversion.hh" 


// e-
#include "G4LowEnergyIonisation.hh" 
#include "G4LowEnergyBremsstrahlung.hh" 

// e+
#include "G4eIonisation.hh" 
#include "G4eBremsstrahlung.hh" 
#include "G4eplusAnnihilation.hh"

#include "G4MultipleScattering.hh"

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

#include "G4hLowEnergyIonisation.hh"
#include "G4hIonisation.hh"
#include "G4ionIonisation.hh"

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

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exrdmPhysListEmLowEnergy::~exrdmPhysListEmLowEnergy()
{}

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

  theParticleIterator->reset();
  while( (*theParticleIterator)() ){
    G4ParticleDefinition* particle = theParticleIterator->value();
    G4ProcessManager* pmanager = particle->GetProcessManager();
    G4String particleName = particle->GetParticleName();
     
    if (particleName == "gamma") {
     
      pmanager->AddDiscreteProcess(new G4LowEnergyRayleigh());
      pmanager->AddDiscreteProcess(new G4LowEnergyPhotoElectric);
      pmanager->AddDiscreteProcess(new G4LowEnergyCompton);
      pmanager->AddDiscreteProcess(new G4LowEnergyGammaConversion);
      
    } else if (particleName == "e-") {
  
      pmanager->AddProcess(new G4MultipleScattering, -1, 1,1);
      pmanager->AddProcess(new G4LowEnergyIonisation,        -1, 2,2);
      pmanager->AddProcess(new G4LowEnergyBremsstrahlung,    -1,-3,3);
	    
    } else if (particleName == "e+") {

      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-"    ) {

      pmanager->AddProcess(new G4MultipleScattering,-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 == "GenericIon") {

      pmanager->AddProcess(new G4MultipleScattering, -1, 1,1);
      pmanager->AddProcess(new G4hLowEnergyIonisation,       -1,2,2);
      //      pmanager->AddProcess(new G4ionIonisation,      -1, 2,2);
      // it dose not work here
    } else if ((!particle->IsShortLived()) &&
	       (particle->GetPDGCharge() != 0.0) && 
	       (particle->GetParticleName() != "chargedgeantino")) {

      pmanager->AddProcess(new G4MultipleScattering,-1,1,1);
      pmanager->AddProcess(new G4hLowEnergyIonisation,       -1,2,2);
    }
  }
}

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