Gabriele Cosmo
116 lines
4.2 KiB
C++
116 lines
4.2 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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// G4VRestDiscreteProcess
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//
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// Class description:
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//
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// Abstract class which defines the public behavior of
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// rest + discrete physics interactions.
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// Authors:
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// - 2 December 1995, G.Cosmo - First implementation, based on object model
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// - 8 January 1997, H.Kurashige - New Physics scheme
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// --------------------------------------------------------------------
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#ifndef G4VRestDiscreteProcess_hh
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#define G4VRestDiscreteProcess_hh 1
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#include "globals.hh"
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#include "G4ios.hh"
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#include "G4VProcess.hh"
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class G4VRestDiscreteProcess : public G4VProcess
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{
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public:
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G4VRestDiscreteProcess(const G4String& ,
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G4ProcessType aType = fNotDefined);
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G4VRestDiscreteProcess(G4VRestDiscreteProcess&);
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virtual ~G4VRestDiscreteProcess();
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G4VRestDiscreteProcess& operator=(const G4VRestDiscreteProcess&) = delete;
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virtual G4double PostStepGetPhysicalInteractionLength(
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const G4Track& track,
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G4double previousStepSize,
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G4ForceCondition* condition
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);
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virtual G4VParticleChange* PostStepDoIt(
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const G4Track& ,
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const G4Step&
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);
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virtual G4double AtRestGetPhysicalInteractionLength(
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const G4Track& ,
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G4ForceCondition*
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);
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virtual G4VParticleChange* AtRestDoIt(
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const G4Track& ,
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const G4Step&
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);
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virtual G4double AlongStepGetPhysicalInteractionLength(
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const G4Track&,
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G4double ,
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G4double ,
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G4double& ,
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G4GPILSelection*
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) { return -1.0; }
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// No operation in AlongStepDoIt
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virtual G4VParticleChange* AlongStepDoIt(
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const G4Track& ,
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const G4Step&
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) { return 0; }
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// No operation in AlongStepDoIt
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protected:
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virtual G4double GetMeanFreePath(const G4Track& aTrack,
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G4double previousStepSize,
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G4ForceCondition* condition) = 0;
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// Calculates from the macroscopic cross-section a mean
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// free path, the value is returned in units of distance
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virtual G4double GetMeanLifeTime(const G4Track& aTrack,
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G4ForceCondition* condition) = 0;
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// Calculates the mean life-time (i.e. for decays) of the
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// particle at rest due to the occurrence of the given process,
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// or converts the probability of interaction (i.e. for
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// annihilation) into the life-time of the particle for the
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// occurrence of the given process
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private:
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G4VRestDiscreteProcess();
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// Hidden default constructor
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};
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#endif
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