Gabriele Cosmo
160 lines
6.2 KiB
C++
160 lines
6.2 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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/// \file ElectromagneticPhysics.cc
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/// \brief Implementation of the ElectromagneticPhysics class
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//
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//
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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#include "ElectromagneticPhysics.hh"
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#include "G4BuilderType.hh"
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#include "G4ParticleDefinition.hh"
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#include "G4ProcessManager.hh"
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#include "G4PhysicsListHelper.hh"
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#include "G4ComptonScattering.hh"
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#include "G4GammaConversion.hh"
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#include "G4PhotoElectricEffect.hh"
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#include "G4eMultipleScattering.hh"
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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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#include "G4MuMultipleScattering.hh"
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#include "G4MuIonisation.hh"
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#include "G4MuBremsstrahlung.hh"
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#include "G4MuPairProduction.hh"
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#include "G4hMultipleScattering.hh"
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#include "G4hIonisation.hh"
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#include "G4hBremsstrahlung.hh"
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#include "G4hPairProduction.hh"
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#include "G4ionIonisation.hh"
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#include "G4IonParametrisedLossModel.hh"
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#include "G4NuclearStopping.hh"
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#include "G4SystemOfUnits.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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ElectromagneticPhysics::ElectromagneticPhysics(const G4String& name)
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: G4VPhysicsConstructor(name)
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{
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SetPhysicsType(bElectromagnetic);
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G4EmParameters* param = G4EmParameters::Instance();
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param->SetDefaults();
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param->SetVerbose(0);
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param->SetStepFunction(1., 1*mm); //default= 0.1, 100*um
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param->SetStepFunctionMuHad(1., 1*mm);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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ElectromagneticPhysics::~ElectromagneticPhysics()
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{}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void ElectromagneticPhysics::ConstructProcess()
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{
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G4PhysicsListHelper* ph = G4PhysicsListHelper::GetPhysicsListHelper();
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// Add standard EM Processes
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//
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auto particleIterator=GetParticleIterator();
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particleIterator->reset();
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while( (*particleIterator)() ){
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G4ParticleDefinition* particle = particleIterator->value();
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G4String particleName = particle->GetParticleName();
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if (particleName == "gamma") {
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ph->RegisterProcess(new G4PhotoElectricEffect, particle);
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ph->RegisterProcess(new G4ComptonScattering, particle);
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ph->RegisterProcess(new G4GammaConversion, particle);
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} else if (particleName == "e-") {
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ph->RegisterProcess(new G4eMultipleScattering(), particle);
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ph->RegisterProcess(new G4eIonisation(), particle);
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ph->RegisterProcess(new G4eBremsstrahlung(), particle);
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} else if (particleName == "e+") {
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ph->RegisterProcess(new G4eMultipleScattering(), particle);
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ph->RegisterProcess(new G4eIonisation(), particle);
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ph->RegisterProcess(new G4eBremsstrahlung(), particle);
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ph->RegisterProcess(new G4eplusAnnihilation(), particle);
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} else if (particleName == "mu+" ||
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particleName == "mu-" ) {
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ph->RegisterProcess(new G4MuMultipleScattering(), particle);
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ph->RegisterProcess(new G4MuIonisation(), particle);
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ph->RegisterProcess(new G4MuBremsstrahlung(), particle);
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ph->RegisterProcess(new G4MuPairProduction(), particle);
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} else if( particleName == "proton" ||
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particleName == "pi-" ||
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particleName == "pi+" ) {
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ph->RegisterProcess(new G4hMultipleScattering(), particle);
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ph->RegisterProcess(new G4hIonisation(), particle);
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} else if( particleName == "alpha" ||
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particleName == "He3" ) {
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ph->RegisterProcess(new G4hMultipleScattering(), particle);
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ph->RegisterProcess(new G4ionIonisation(), particle);
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ph->RegisterProcess(new G4NuclearStopping(), particle);
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} else if( particleName == "GenericIon" ) {
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ph->RegisterProcess(new G4hMultipleScattering(), particle);
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G4ionIonisation* ionIoni = new G4ionIonisation();
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ionIoni->SetEmModel(new G4IonParametrisedLossModel());
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ph->RegisterProcess(ionIoni, particle);
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ph->RegisterProcess(new G4NuclearStopping(), particle);
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} else if ((!particle->IsShortLived()) &&
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(particle->GetPDGCharge() != 0.0) &&
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(particle->GetParticleName() != "chargedgeantino")) {
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//all others charged particles except geantino
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ph->RegisterProcess(new G4hMultipleScattering(), particle);
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ph->RegisterProcess(new G4hIonisation(), particle);
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}
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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