Gabriele Cosmo
136 lines
4.5 KiB
C++
136 lines
4.5 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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// $Id: G4QStoppingPhysics.cc,v 1.2 2007/04/26 16:03:18 gunter Exp $
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// GEANT4 tag $Name: geant4-08-03 $
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//
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//---------------------------------------------------------------------------
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//
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// ClassName: G4QStoppingPhysics
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//
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// Author: 11 April 2006 V. Ivanchenko
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//
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// Modified:
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//
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//----------------------------------------------------------------------------
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//
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#include "G4QStoppingPhysics.hh"
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#include "G4QCaptureAtRest.hh"
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#include "G4ParticleDefinition.hh"
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#include "G4ProcessManager.hh"
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#include "G4LeptonConstructor.hh"
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#include "G4MesonConstructor.hh"
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#include "G4BaryonConstructor.hh"
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#include "G4MuonMinus.hh"
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G4QStoppingPhysics::G4QStoppingPhysics(const G4String& name, G4int ver,
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G4bool UseMuonMinusCapture)
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: G4VPhysicsConstructor(name), verbose(ver), wasActivated(false) ,
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useMuonMinusCaptureAtRest(UseMuonMinusCapture)
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{
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if(verbose > 1) G4cout << "### G4QStoppingPhysics" << G4endl;
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}
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G4QStoppingPhysics::~G4QStoppingPhysics()
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{
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if(wasActivated) {
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if ( muProcess ) delete muProcess;
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delete hProcess;
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}
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}
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void G4QStoppingPhysics::ConstructParticle()
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{
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// G4cout << "G4QStoppingPhysics::ConstructParticle" << G4endl;
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G4LeptonConstructor pLeptonConstructor;
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pLeptonConstructor.ConstructParticle();
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G4MesonConstructor pMesonConstructor;
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pMesonConstructor.ConstructParticle();
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G4BaryonConstructor pBaryonConstructor;
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pBaryonConstructor.ConstructParticle();
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}
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void G4QStoppingPhysics::ConstructProcess()
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{
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if(verbose > 1) G4cout << "### G4QStoppingPhysics::ConstructProcess "
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<< wasActivated << G4endl;
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if(wasActivated) return;
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wasActivated = true;
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if ( useMuonMinusCaptureAtRest )
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{
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muProcess = new G4MuonMinusCaptureAtRest();
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} else {
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muProcess = 0;
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}
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hProcess = new G4QCaptureAtRest();
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G4double mThreshold = 130.*MeV;
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// Add Stopping Process
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G4ParticleDefinition* particle=0;
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G4ProcessManager* pmanager=0;
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theParticleIterator->reset();
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while( (*theParticleIterator)() )
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{
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particle = theParticleIterator->value();
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pmanager = particle->GetProcessManager();
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if(particle == G4MuonMinus::MuonMinus()) {
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if ( useMuonMinusCaptureAtRest )
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{
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pmanager->AddRestProcess(muProcess);
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if(verbose > 1)
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G4cout << "### QStoppingPhysics added G4MuonMinusCaptureAtRest for "
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<< particle->GetParticleName() << G4endl;
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} else {
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pmanager->AddRestProcess(hProcess);
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if(verbose > 1)
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G4cout << "### QStoppingPhysics added G4QCaptureAtRest for "
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<< particle->GetParticleName() << G4endl;
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}
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}
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if(particle->GetPDGCharge() < 0.0 &&
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particle->GetPDGMass() > mThreshold &&
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!particle->IsShortLived() &&
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hProcess->IsApplicable(*particle) )
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{
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pmanager->AddRestProcess(hProcess);
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if(verbose > 1)
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G4cout << "### QStoppingPhysics added for "
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<< particle->GetParticleName() << G4endl;
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}
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}
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}
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