Gabriele Cosmo
108 lines
3.4 KiB
C++
108 lines
3.4 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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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. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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// $Id: G4IonFluctuations.hh,v 1.6 2003/10/16 13:06:40 vnivanch Exp $
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// GEANT4 tag $Name: geant4-06-00-patch-01 $
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//
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// -------------------------------------------------------------------
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//
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// GEANT4 Class header file
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//
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//
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// File name: G4IonFluctuations
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//
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// Author: Vladimir Ivanchenko
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//
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// Creation date: 02.04.2003
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//
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// Modifications:
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//
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// 16-10-03 Changed interface to Initialisation (V.Ivanchenko)
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//
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// Class Description:
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//
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// Implementation of ion energy loss fluctuations
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// -------------------------------------------------------------------
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//
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#ifndef G4IonFluctuations_h
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#define G4IonFluctuations_h 1
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#include "G4VEmFluctuationModel.hh"
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class G4IonFluctuations : public G4VEmFluctuationModel
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{
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public:
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G4IonFluctuations(const G4String& nam = "IonFluc");
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~G4IonFluctuations();
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G4double SampleFluctuations(const G4Material*,
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const G4DynamicParticle*,
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G4double&,
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G4double&,
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G4double&);
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G4double Dispersion( const G4Material*,
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const G4DynamicParticle*,
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G4double&,
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G4double&);
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void InitialiseMe(const G4ParticleDefinition*);
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private:
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G4double CoeffitientA(G4double&);
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G4double CoeffitientB(const G4Material*, G4double&);
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G4double RelativisticFactor(const G4Material*, G4double&);
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// hide assignment operator
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G4IonFluctuations & operator=(const G4IonFluctuations &right);
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G4IonFluctuations(const G4IonFluctuations&);
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const G4ParticleDefinition* particle;
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G4double particleMass;
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G4double charge;
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G4double chargeSquare;
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G4double chargeSqRatio;
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// data members to speed up the fluctuation calculation
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G4double minNumberInteractionsBohr;
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G4double theBohrBeta2;
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G4double minFraction;
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G4double xmin;
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G4double minLoss;
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// cash
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G4double kineticEnergy;
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G4double beta2;
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};
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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#endif
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