G4EmDNAPhysics_option2.cc

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// SI: This constructor uses speedup options of DNA models
 
#include "G4EmDNAPhysics_option2.hh"
#include "G4EmDNABuilder.hh"
#include "G4SystemOfUnits.hh"
 
// ions
#include "G4Alpha.hh"
#include "G4DNAGenericIonsManager.hh"
 
// utilities
#include "G4EmParameters.hh"
#include "G4PhysicsListHelper.hh"
#include "G4BuilderType.hh"
#include "G4EmBuilder.hh"
 
// factory
#include "G4PhysicsConstructorFactory.hh"
//
G4_DECLARE_PHYSCONSTR_FACTORY(G4EmDNAPhysics_option2);
 
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G4EmDNAPhysics_option2::G4EmDNAPhysics_option2(G4int ver, const G4String& nam)
  : G4EmDNAPhysics(ver, nam)
{
  G4EmParameters* param = G4EmParameters::Instance();
  param->SetDNAFast(true);  
}
 
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void G4EmDNAPhysics_option2::ConstructProcess()
{
  // parameters
  G4EmParameters* param = G4EmParameters::Instance();
  const G4double emaxDNA = 1.*CLHEP::MeV;
  const G4double emaxIonDNA = 300.*CLHEP::MeV;
  const G4double eminBorn = 500.*CLHEP::keV;
  const G4bool fast = param->DNAFast();
  const G4bool st = param->DNAStationary();
  if(verboseLevel > 1) {
    G4cout << "### " << GetPhysicsName() 
       << " Construct Processes EmaxDNA(MeV)= " 
           << emaxDNA/CLHEP::MeV << "; useMSC: " << fast 
           << "; stationary: " << st << G4endl;
  }
  G4DNAGenericIonsManager* genericIonsManager
    = G4DNAGenericIonsManager::Instance();
 
  // standard physics
  G4EmDNABuilder::ConstructStandardEmPhysics(emaxDNA, emaxIonDNA, 
                                             emaxIonDNA, emaxIonDNA,
                                             dnaGS, fast);
 
  // DNA physics
  G4EmDNABuilder::ConstructDNAElectronPhysics(emaxDNA, 2, fast, st);
  G4EmDNABuilder::ConstructDNAProtonPhysics(eminBorn, emaxIonDNA, 2, fast, st);
  G4EmDNABuilder::ConstructDNAIonPhysics(emaxIonDNA, st);
 
  G4ParticleDefinition* part = genericIonsManager->GetIon("hydrogen");
  G4EmDNABuilder::ConstructDNALightIonPhysics(part, 0, 2, emaxIonDNA, fast, st);
 
  part = G4Alpha::Alpha();
  G4EmDNABuilder::ConstructDNALightIonPhysics(part, 2, 2, emaxIonDNA, fast, st);
 
  part = genericIonsManager->GetIon("alpha+");
  G4EmDNABuilder::ConstructDNALightIonPhysics(part, 1, 2, emaxIonDNA, fast, st);
 
  part = genericIonsManager->GetIon("helium");
  G4EmDNABuilder::ConstructDNALightIonPhysics(part, 0, 2, emaxIonDNA, fast, st);
}
 
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