Gabriele Cosmo
104 lines
3.6 KiB
C++
104 lines
3.6 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. *
|
|
// ********************************************************************
|
|
//
|
|
// File name: G4PiMinusAbsorptionAtRest.hh
|
|
//
|
|
// Author: Maria Grazia Pia (pia@genova.infn.it)
|
|
//
|
|
// Creation date: 9 May 1998
|
|
//
|
|
// -------------------------------------------------------------------
|
|
|
|
#ifndef G4PIMINUSABSORPTIONATREST_HH
|
|
#define G4PIMINUSABSORPTIONATREST_HH
|
|
|
|
// Class Description:
|
|
//
|
|
// Alternative Process for absorption of pi- at rest.
|
|
// To be used in your physics list in case you need this physics.
|
|
|
|
|
|
#include "globals.hh"
|
|
#include "G4VRestProcess.hh"
|
|
#include "G4ParticleTypes.hh"
|
|
#include "G4PiMinusStopMaterial.hh"
|
|
#include "G4PiMinusStopAbsorption.hh"
|
|
#include "G4StopDeexcitation.hh"
|
|
#include "G4StopDeexcitationAlgorithm.hh"
|
|
|
|
class G4DynamicParticle;
|
|
|
|
class G4PiMinusAbsorptionAtRest : public G4VRestProcess
|
|
{
|
|
|
|
private:
|
|
|
|
// Hide assignment operator as private
|
|
G4PiMinusAbsorptionAtRest& operator=(const G4PiMinusAbsorptionAtRest &right);
|
|
|
|
// Copy constructor
|
|
G4PiMinusAbsorptionAtRest(const G4PiMinusAbsorptionAtRest& );
|
|
|
|
public:
|
|
|
|
// Constructor
|
|
G4PiMinusAbsorptionAtRest(const G4String& processName ="PiMinusAbsorptionAtRest",
|
|
G4ProcessType aType = fHadronic );
|
|
|
|
// Destructor
|
|
~G4PiMinusAbsorptionAtRest();
|
|
|
|
G4bool IsApplicable(const G4ParticleDefinition& particle)
|
|
{ return ( particle == *(G4PionMinus::PionMinus()) ); }
|
|
|
|
G4VParticleChange* AtRestDoIt(const G4Track& aTrack, const G4Step& aStep);
|
|
|
|
void SetDeexcitationAlgorithm(G4int index);
|
|
|
|
protected:
|
|
|
|
// zero mean lifetime
|
|
G4double GetMeanLifeTime(const G4Track& aTrack,
|
|
G4ForceCondition* )
|
|
{
|
|
G4double result = 0;
|
|
if(aTrack.GetMaterial()->GetNumberOfElements() == 1)
|
|
if(aTrack.GetMaterial()->GetZ()<1.5) result = DBL_MAX;
|
|
return result;
|
|
}
|
|
private:
|
|
|
|
// G4PiMinusStopAbsorption* _stopAbsorption;
|
|
// G4StopDeexcitation* _stopDeexcitation;
|
|
G4int _indexDeexcitation;
|
|
|
|
G4PiMinusStopMaterial* LoadAlgorithm(int Z);
|
|
G4StopDeexcitationAlgorithm* LoadNucleusAlgorithm();
|
|
};
|
|
|
|
|
|
#endif
|
|
|