| Geant4 Cross Reference |
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 // -------------------------------------------------------------------
28 //
29 // Author: A. Forti
30 //
31 // History:
32 // -----------
33 // 02 Mar 1999 A. Forti 1st implementation
34 // 27 Sep 2001 V. Ivanchenko Major revision according to a design iteration
35 // 10 Oct 2001 M.G. Pia Revision to improve code quality
36 // and consistency with design
37 // 29 Nov 2001 V.Ivanchenko New parametrisation of EEDL data
38 // 21 Feb 2003 V.Ivanchenko Energy bins for spectrum are defined here
39 // 24 Mar 2003 P.Rodrigues Changes to accommodate new angular generators
40 // 06 Nov 2003 MGP Overloaded SetAngularGenerator
41 //
42 // -------------------------------------------------------------------
43
44 // Class description:
45 // Low Energy electromagnetic process, electron Bremsstrahlung
46 // based on the data of the EEDL database. Details are described
47 // in the Physics Reference Manual.
48 // Further documentation available from http://www.ge.infn.it/geant4/lowE
49
50 // --------------------------------------------------------------
51
52
53 #ifndef G4RDLOWENERGYBREMSSTRAHLUNG_HH
54 #define G4RDLOWENERGYBREMSSTRAHLUNG_HH 1
55
56 #include "G4eLowEnergyLoss.hh"
57 #include "G4DataVector.hh"
58
59 class G4Track;
60 class G4Step;
61 class G4ParticleDefinition;
62 class G4VParticleChange;
63 class G4RDVEMDataSet;
64 class G4RDVEnergySpectrum;
65 class G4RDVCrossSectionHandler;
66 class G4RDVBremAngularDistribution;
67
68 class G4LowEnergyBremsstrahlung : public G4eLowEnergyLoss
69 {
70 public:
71
72 G4LowEnergyBremsstrahlung(const G4String& processName = "LowEnBrem");
73
74
75 // G4LowEnergyBremsstrahlung(const G4String& processName = "LowEnBrem",
76 // G4RDVBremAngularDistribution* distribution = 0);
77
78 ~G4LowEnergyBremsstrahlung();
79
80 G4bool IsApplicable(const G4ParticleDefinition&);
81
82 void BuildPhysicsTable(const G4ParticleDefinition& particleType);
83
84 G4VParticleChange* PostStepDoIt(const G4Track& track,
85 const G4Step& step);
86
87 void SetCutForLowEnSecPhotons(G4double cut);
88
89 void SetAngularGenerator(G4RDVBremAngularDistribution* distribution);
90
91 void SetAngularGenerator(const G4String& name);
92
93 void PrintInfoDefinition();
94
95
96 protected:
97
98 G4double GetMeanFreePath(const G4Track& track,
99 G4double previousStepSize,
100 G4ForceCondition* condition );
101
102 private:
103
104 // Hide copy constructor and assignment operator as private
105 G4LowEnergyBremsstrahlung(const G4LowEnergyBremsstrahlung& );
106 G4LowEnergyBremsstrahlung& operator = (const G4LowEnergyBremsstrahlung& right);
107
108 void BuildLossTable(const G4ParticleDefinition& ParticleType);
109
110 G4RDVCrossSectionHandler* crossSectionHandler;
111 G4RDVEMDataSet* theMeanFreePath;
112 G4RDVEnergySpectrum* energySpectrum;
113 G4DataVector energyBins;
114 G4RDVBremAngularDistribution* angularDistribution;
115 G4RDVBremAngularDistribution* TsaiAngularDistribution;
116 G4String generatorName;
117
118 // Lower limit for generation of gamma in this model
119 G4DataVector cutForSecondaryPhotons;
120 G4double cutForPhotons;
121 };
122
123
124
125 #endif
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