Gabriele Cosmo
163 lines
5.2 KiB
C++
163 lines
5.2 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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// Code developed by: S.Guatelli
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//
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// **********************************
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// * *
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// * BrachyPhysicsList.cc *
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// * *
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// **********************************
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//
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// $Id: BrachyPhysicsList.cc,v 1.3 2006/06/29 17:33:29 gunter Exp $
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// GEANT4 tag $Name: geant4-09-02 $
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//
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#include "BrachyPhysicsList.hh"
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#include "G4ParticleDefinition.hh"
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#include "G4ParticleWithCuts.hh"
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#include "G4ProcessManager.hh"
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#include "G4ParticleTypes.hh"
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#include "G4ParticleTable.hh"
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#include "G4Material.hh"
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#include "G4UnitsTable.hh"
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#include "G4ios.hh"
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BrachyPhysicsList::BrachyPhysicsList(): G4VUserPhysicsList()
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{
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defaultCutValue = 0.1*mm;
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cutForGamma = defaultCutValue;
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cutForElectron = defaultCutValue;
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cutForPositron = defaultCutValue;
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SetVerboseLevel(1);
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}
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BrachyPhysicsList::~BrachyPhysicsList()
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{
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}
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void BrachyPhysicsList::ConstructParticle()
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{
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// In this method, static member functions should be called
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// for all particles which you want to use.
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// This ensures that objects of these particle types will be
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// created in the program.
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ConstructBosons();
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ConstructLeptons();
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}
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void BrachyPhysicsList::ConstructBosons()
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{
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// gamma
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G4Gamma::GammaDefinition();
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}
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void BrachyPhysicsList::ConstructLeptons()
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{
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// leptons
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G4Electron::ElectronDefinition();
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G4Positron::PositronDefinition();
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}
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void BrachyPhysicsList::ConstructProcess()
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{
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AddTransportation();
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ConstructEM();
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}
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#include "G4MultipleScattering.hh"
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// gamma
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#include "G4LowEnergyRayleigh.hh"
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#include "G4LowEnergyPhotoElectric.hh"
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#include "G4LowEnergyCompton.hh"
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#include "G4LowEnergyGammaConversion.hh"
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// e-
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#include "G4LowEnergyIonisation.hh"
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#include "G4LowEnergyBremsstrahlung.hh"
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// e+
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#include "G4eIonisation.hh"
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#include "G4eBremsstrahlung.hh"
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#include "G4eplusAnnihilation.hh"
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void BrachyPhysicsList::ConstructEM()
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{
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theParticleIterator -> reset();
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while( (*theParticleIterator)() ){
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G4ParticleDefinition* particle = theParticleIterator -> value();
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G4ProcessManager* pmanager = particle -> GetProcessManager();
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G4String particleName = particle -> GetParticleName();
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//processes
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if (particleName == "gamma") {
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//gamma
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lowePhot = new G4LowEnergyPhotoElectric("LowEnPhotoElec");
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pmanager -> AddDiscreteProcess(new G4LowEnergyRayleigh);
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pmanager -> AddDiscreteProcess(lowePhot);
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pmanager -> AddDiscreteProcess(new G4LowEnergyCompton);
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pmanager -> AddDiscreteProcess(new G4LowEnergyGammaConversion);
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} else if (particleName == "e-") {
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//electron
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loweIon = new G4LowEnergyIonisation("LowEnergyIoni");
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loweBrem = new G4LowEnergyBremsstrahlung("LowEnBrem");
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loweBrem -> SetAngularGenerator("tsai");
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pmanager -> AddProcess(new G4MultipleScattering, -1, 1,1);
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pmanager -> AddProcess(loweIon, -1, 2,2);
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pmanager -> AddProcess(loweBrem, -1,-1,3);
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} else if (particleName == "e+") {
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//positron
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pmanager -> AddProcess(new G4MultipleScattering, -1, 1,1);
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pmanager -> AddProcess(new G4eIonisation, -1, 2,2);
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pmanager -> AddProcess(new G4eBremsstrahlung, -1,-1,3);
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pmanager -> AddProcess(new G4eplusAnnihilation, 0,-1,4);
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}
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}
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}
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void BrachyPhysicsList::SetCuts()
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{
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if (verboseLevel >0){
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G4cout << "BrachyPhysicsList::SetCuts:";
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G4cout << "CutLength : " << G4BestUnit(defaultCutValue,"Length") << G4endl;
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}
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SetCutValue(cutForGamma, "gamma");
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SetCutValue(cutForElectron, "e-");
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SetCutValue(cutForPositron, "e+");
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if (verboseLevel>0) DumpCutValuesTable();
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}
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