Geant4  10.03.p03
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Groups Pages
G4LowEnergyGammaConversion.hh
Go to the documentation of this file.
1 //
2 // ********************************************************************
3 // * License and Disclaimer *
4 // * *
5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. *
10 // * *
11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitation of liability. *
17 // * *
18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Software license. *
24 // ********************************************************************
25 //
26 //
27 // $Id$
28 // GEANT4 tag $Name: geant4-09-01-ref-00 $
29 //
30 // Author: A. Forti
31 // Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
32 //
33 // History:
34 // -----------
35 // 02 Mar 1999 A. Forti 1st implementation
36 // 14 Aug 2001 MGP Major revision according to a design iteration
37 //
38 // -------------------------------------------------------------------
39 
40 // Class description:
41 // Low Energy process, Photon conversion
42 // Further documentation available from http://www.ge.infn.it/geant4/lowE
43 
44 // -------------------------------------------------------------------
45 
46 #ifndef G4RDLOWENERGYGAMMACONVERSION_HH
47 #define G4RDLOWENERGYGAMMACONVERSION_HH 1
48 
49 
50 #include "G4VDiscreteProcess.hh"
51 
52 #include "globals.hh"
53 #include "G4VDiscreteProcess.hh"
54 class G4Track;
55 class G4Step;
57 class G4VParticleChange;
58 class G4RDVEMDataSet;
60 class G4RDVRangeTest;
61 
63 
64 public:
65 
66  G4LowEnergyGammaConversion(const G4String& processName ="LowEnConversion");
67 
69 
71 
72  void BuildPhysicsTable(const G4ParticleDefinition& photon);
73 
74 
75  G4VParticleChange* PostStepDoIt(const G4Track& aTrack, const G4Step& aStep);
76 
77  // For testing purpose only
79  G4double previousStepSize,
81  { return GetMeanFreePath(aTrack, previousStepSize, condition); }
82 
83 protected:
84 
85  G4double GetMeanFreePath(const G4Track& aTrack,
86  G4double previousStepSize,
88 
89 private:
90 
91  // Hide copy constructor and assignment operator as private
94 
95  G4double ScreenFunction1(G4double screenVariable);
96  G4double ScreenFunction2(G4double screenVariable);
97 
98  G4double lowEnergyLimit; // low energy limit applied to the process
99  G4double highEnergyLimit; // high energy limit applied to the process
100 
101  G4RDVEMDataSet* meanFreePathTable;
102  G4RDVCrossSectionHandler* crossSectionHandler;
103 
104  G4RDVRangeTest* rangeTest;
105 
106  const G4double intrinsicLowEnergyLimit; // intrinsic validity range
107  const G4double intrinsicHighEnergyLimit;
108 
109  const G4double smallEnergy;
110 
111 };
112 
113 #endif
114 
115 
116 
117 
118 
119 
120 
121 
122 
G4double condition(const G4ErrorSymMatrix &m)
G4double GetMeanFreePath(const G4Track &aTrack, G4double previousStepSize, G4ForceCondition *condition)
G4LowEnergyGammaConversion(const G4String &processName="LowEnConversion")
G4double DumpMeanFreePath(const G4Track &aTrack, G4double previousStepSize, G4ForceCondition *condition)
void BuildPhysicsTable(const G4ParticleDefinition &photon)
bool G4bool
Definition: G4Types.hh:79
Definition: G4Step.hh:76
G4VParticleChange * PostStepDoIt(const G4Track &aTrack, const G4Step &aStep)
double G4double
Definition: G4Types.hh:76
G4bool IsApplicable(const G4ParticleDefinition &photon)
G4ForceCondition