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1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer << 3 // * DISCLAIMER *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th << 5 // * The following disclaimer summarizes all the specific disclaimers *
6 // * the Geant4 Collaboration. It is provided << 6 // * of contributors to this software. The specific disclaimers,which *
7 // * conditions of the Geant4 Software License << 7 // * govern, are listed with their locations in: *
8 // * LICENSE and available at http://cern.ch/ << 8 // * http://cern.ch/geant4/license *
9 // * include a list of copyright holders. <<
10 // * 9 // * *
11 // * Neither the authors of this software syst 10 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 11 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 12 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 13 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file << 14 // * use. *
16 // * for the full disclaimer and the limitatio <<
17 // * 15 // * *
18 // * This code implementation is the result << 16 // * This code implementation is the intellectual property of the *
19 // * technical work of the GEANT4 collaboratio << 17 // * GEANT4 collaboration. *
20 // * By using, copying, modifying or distri << 18 // * By copying, distributing or modifying the Program (or any work *
21 // * any work based on the software) you ag << 19 // * based on the Program) you indicate your acceptance of this *
22 // * use in resulting scientific publicati << 20 // * statement, and all its terms. *
23 // * acceptance of all terms of the Geant4 Sof <<
24 // ******************************************* 21 // ********************************************************************
25 // 22 //
>> 23 //// $Id: G4Gamma.hh,v 1.11 2001/12/13 12:04:11 gunter Exp $
>> 24 // GEANT4 tag $Name: geant4-04-01 $
>> 25 //
>> 26 //
26 // ------------------------------------------- 27 // ------------------------------------------------------------
27 // GEANT 4 class header file 28 // GEANT 4 class header file
28 // 29 //
29 // History: first implementation, based o 30 // History: first implementation, based on object model of
30 // 4-th April 1996, G.Cosmo 31 // 4-th April 1996, G.Cosmo
31 // ******************************************* 32 // ****************************************************************
32 // New impelemenataion as an utility class H << 33 // Added particle definitions, H.Kurashige, 19 April 1996
>> 34 // Revised, G.Cosmo, 6 June 1996
>> 35 // Added SetCuts, L.Urban, 12 June 1996
>> 36 // Added not static GetEnergyCuts() and GetLengthCuts(), G.Cosmo, 11 July 1996
33 // ------------------------------------------- 37 // ----------------------------------------------------------------
34 38
>> 39 // Each class inheriting from G4VBoson
>> 40 // corresponds to a particle type; one and only one
>> 41 // instance for each class is guaranteed.
>> 42
35 #ifndef G4Gamma_h 43 #ifndef G4Gamma_h
36 #define G4Gamma_h 1 44 #define G4Gamma_h 1
37 45
38 #include "G4ParticleDefinition.hh" << 46 #include "globals.hh"
>> 47 #include "G4ios.hh"
>> 48 #include "G4VBoson.hh"
>> 49
>> 50 // ######################################################################
>> 51 // ### GAMMA ###
>> 52 // ######################################################################
39 53
40 class G4Gamma : public G4ParticleDefinition << 54 class G4Gamma : public G4VBoson
41 { 55 {
42 public: << 56 private:
43 static G4Gamma* Definition(); << 57 static G4Gamma theGamma;
44 static G4Gamma* GammaDefinition(); << 58
45 static G4Gamma* Gamma(); << 59 //-------- the followings are used privately in G4Gamma ----
46 << 60 private:
47 private: // hide constructor as private << 61 typedef G4LossTable G4CrossSectionTable;
48 G4Gamma() {} << 62 void BuildAbsorptionLengthVector(
49 ~G4Gamma() override = default; << 63 const G4Material* aMaterial,
>> 64 const G4CrossSectionTable* aCrossSectionTable,
>> 65 G4double maxEnergy,
>> 66 G4double aMass,
>> 67 G4RangeVector* absorptionLengthVector
>> 68 );
>> 69 G4double ComputeCrossSection(
>> 70 G4double AtomicNumber,
>> 71 G4double KineticEnergy
>> 72 ) const;
>> 73
>> 74 //--------------for SetCuts----------------------------------------------
>> 75 protected:
>> 76 G4double ComputeLoss(G4double AtomicNumber,G4double KineticEnergy) const;
>> 77
>> 78 void BuildRangeVector(
>> 79 const G4Material* aMaterial,
>> 80 const G4LossTable* aLossTable,
>> 81 G4double maxEnergy,
>> 82 G4double aMass,
>> 83 G4RangeVector* rangeVector);
>> 84
>> 85 G4double ConvertCutToKineticEnergy(
>> 86 G4RangeVector* absorptionLengthVector,
>> 87 size_t materialIndex
>> 88 ) const;
>> 89
>> 90 private: // hide conxtructor as private
>> 91 G4Gamma(
>> 92 const G4String& aName, G4double mass,
>> 93 G4double width, G4double charge,
>> 94 G4int iSpin, G4int iParity,
>> 95 G4int iConjugation, G4int iIsospin,
>> 96 G4int iIsospin3, G4int gParity,
>> 97 const G4String& pType, G4int lepton,
>> 98 G4int baryon, G4int encoding,
>> 99 G4bool stable, G4double lifetime,
>> 100 G4DecayTable *decaytable
>> 101 );
>> 102
>> 103 public:
>> 104 virtual ~G4Gamma(){}
50 105
51 static G4Gamma* theInstance; << 106 static G4Gamma* GammaDefinition();
>> 107 static G4Gamma* Gamma();
52 }; 108 };
53 109
>> 110 inline
>> 111 G4double G4Gamma::ComputeLoss(G4double AtomicNumber,G4double KineticEnergy) const
>> 112 {
>> 113 return ComputeCrossSection(AtomicNumber,KineticEnergy);
>> 114 }
>> 115
>> 116 inline
>> 117 void G4Gamma::BuildRangeVector(
>> 118 const G4Material* aMaterial,
>> 119 const G4LossTable* aLossTable,
>> 120 G4double maxEnergy,
>> 121 G4double aMass,
>> 122 G4RangeVector* rangeVector)
>> 123 {
>> 124 BuildAbsorptionLengthVector(aMaterial,
>> 125 (const G4CrossSectionTable*)aLossTable,
>> 126 maxEnergy, aMass, rangeVector);
>> 127 }
>> 128
>> 129
54 #endif 130 #endif
>> 131
>> 132
55 133