Files
geant4/examples/extended/exoticphysics/ucn/src/ExUCNExtraPhysics.cc
T

130 lines
4.9 KiB
C++

//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id: ExUCNExtraPhysics.cc 69762 2013-05-14 08:08:54Z gcosmo $
//
/// \file exoticphysics/ucn/src/ExUCNExtraPhysics.cc
/// \brief Implementation of the ExUCNExtraPhysics class
//
//
#include "G4ParticleDefinition.hh"
#include "G4ProcessManager.hh"
#include "G4Transportation.hh"
#include "G4Decay.hh"
#include "G4DecayTable.hh"
#include "G4NeutronBetaDecayChannel.hh"
#include "G4UserSpecialCuts.hh"
#include "G4StepLimiter.hh"
#include "G4SystemOfUnits.hh"
#include "G4UCNLoss.hh"
#include "G4UCNAbsorption.hh"
#include "G4UCNMultiScattering.hh"
#include "G4UCNBoundaryProcess.hh"
#include "ExUCNExtraPhysics.hh"
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
ExUCNExtraPhysics::ExUCNExtraPhysics()
: G4VPhysicsConstructor("Extra") {;}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
ExUCNExtraPhysics::~ExUCNExtraPhysics() {;}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void ExUCNExtraPhysics::ConstructParticle() {;}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void ExUCNExtraPhysics::ConstructProcess()
{
auto particleIterator=GetParticleIterator();
particleIterator->reset();
while ((*particleIterator)()) {
G4ParticleDefinition* particle = particleIterator->value();
G4ProcessManager* pmanager = particle->GetProcessManager();
G4String particleName = particle->GetParticleName();
if (!pmanager) {
std::ostringstream o;
o << "Particle " << particleName << "without a Process Manager";
G4Exception("ExUCNExtraPhysics::ConstructProcess()","",
FatalException,o.str().c_str());
}
pmanager->AddDiscreteProcess(new G4StepLimiter());
pmanager->AddDiscreteProcess(new G4UserSpecialCuts());
}
ConstructUCN();
// G4Transportation::EnableUseMagneticMoment();
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void ExUCNExtraPhysics::ConstructUCN()
{
auto particleIterator=GetParticleIterator();
particleIterator->reset();
G4ProcessManager* pmanager = NULL;
while ((*particleIterator)()) {
G4ParticleDefinition* particle = particleIterator->value();
pmanager = particle->GetProcessManager();
G4String particleName = particle->GetParticleName();
if (!pmanager) {
std::ostringstream o;
o << "Particle " << particleName << "without a Process Manager";
G4Exception("ExUCNExtraPhysics::ConstructProcess()","",
FatalException,o.str().c_str());
}
if (particleName == "neutron") {
pmanager->AddDiscreteProcess(new G4UCNLoss());
pmanager->AddDiscreteProcess(new G4UCNAbsorption());
pmanager->AddDiscreteProcess(new G4UCNMultiScattering());
G4UCNBoundaryProcess* ucnBoundaryProcess =
new G4UCNBoundaryProcess();
ucnBoundaryProcess->SetMicroRoughness(true);
ucnBoundaryProcess->SetVerboseLevel(0);
pmanager->AddDiscreteProcess(ucnBoundaryProcess);
}
}
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......