examples/advanced/dnageometry/src/PhysicsList.cc

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//
// This example is provided by the Geant4-DNA collaboration
// Any report or published results obtained using the Geant4-DNA software 
// and the DNA geometry given in the Geom_DNA example 
// shall cite the following Geant4-DNA collaboration publications:
// [1] NIM B 298 (2013) 47-54
// [2] Med. Phys. 37 (2010) 4692-4708
// The Geant4-DNA web site is available at http://geant4-dna.org
//
#include "PhysicsList.hh"
#include "G4SystemOfUnits.hh"
#include "G4EmDNAPhysics.hh"
 
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PhysicsList::PhysicsList() 
: G4VModularPhysicsList()
{
  currentDefaultCut   = 1.0*micrometer;
  cutForGamma         = currentDefaultCut;
  cutForElectron      = currentDefaultCut;
  cutForPositron      = currentDefaultCut;

  SetVerboseLevel(1);

  // EM physics
  emPhysicsList = new G4EmDNAPhysics();
}

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PhysicsList::~PhysicsList()
{
}

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void PhysicsList::ConstructParticle()
{
  emPhysicsList->ConstructParticle();
}

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void PhysicsList::ConstructProcess()
{
  // Transportation
  //
  AddTransportation();

  // Electromagnetic physics list
  //
  emPhysicsList->ConstructProcess(); 
}

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#include "G4Gamma.hh"
#include "G4Electron.hh"
#include "G4Positron.hh"

void PhysicsList::SetCuts()
{
 // fixe lower limit for cut
 G4ProductionCutsTable::GetProductionCutsTable()->SetEnergyRange(100*eV, 1*GeV);
  
 // 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(cutForGamma, "gamma");
 SetCutValue(cutForElectron, "e-");
 SetCutValue(cutForPositron, "e+");
}