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26 ////////////////////////////////////////////// 26 /////////////////////////////////////////////////////////////////////////////////
27 // Class: G4AdjointAlongStepWeightCorrecti << 27 // Module: G4AdjointAlongStepWeightCorrection.hh
28 // Author: L. Desorgher << 28 // Author: L. Desorgher
29 // Organisation: SpaceIT GmbH << 29 // Date: 10 May 2007
>> 30 // Organisation: SpaceIT GmbH
>> 31 // Customer: ESA/ESTEC
30 ////////////////////////////////////////////// 32 /////////////////////////////////////////////////////////////////////////////////
31 // 33 //
32 // Documentation: << 34 // CHANGE HISTORY
33 // << 35 // --------------
34 // Continuous processes act on adjoint partic << 36 // ChangeHistory:
35 // weight during the adjoint reverse tracking << 37 // 10 May 2007 creation by L. Desorgher
36 // the adjoint cross sections are not scaled <<
37 // section matches the total forward cross se <<
38 // the total adjoint cross section is equal t <<
39 // is used and therefore this along step weig <<
40 // in some cases (some energy ranges) the tot <<
41 // total adjoint cross section can be zero. I <<
42 // correction is needed and is given by exp(- <<
43 // 38 //
44 //-------------------------------------------- 39 //-------------------------------------------------------------
>> 40 // Documentation:
>> 41 // Continuous processes acting on adjoint particles to correct continuously their weight during the adjoint reverse tracking.
>> 42 //
>> 43
45 44
46 #ifndef G4AdjointAlongStepWeightCorrection_h 45 #ifndef G4AdjointAlongStepWeightCorrection_h
47 #define G4AdjointAlongStepWeightCorrection_h 1 46 #define G4AdjointAlongStepWeightCorrection_h 1
48 47
49 #include "globals.hh" <<
50 #include "G4VContinuousProcess.hh" 48 #include "G4VContinuousProcess.hh"
>> 49 #include "globals.hh"
>> 50 #include "G4Material.hh"
>> 51 #include "G4MaterialCutsCouple.hh"
>> 52 #include "G4Track.hh"
>> 53 #include "G4ParticleChange.hh"
51 54
52 class G4AdjointCSManager; <<
53 class G4MaterialCutsCouple; <<
54 class G4ParticleDefinition; <<
55 class G4ParticleChange; <<
56 class G4Step; 55 class G4Step;
57 class G4Track; << 56 class G4ParticleDefinition;
>> 57
>> 58
58 59
59 class G4AdjointAlongStepWeightCorrection : pub 60 class G4AdjointAlongStepWeightCorrection : public G4VContinuousProcess
60 { 61 {
61 public: << 62 public:
62 explicit G4AdjointAlongStepWeightCorrection( << 63
63 const G4String& name = "ContinuousWeightCo << 64 G4AdjointAlongStepWeightCorrection(const G4String& name = "ContinuousWeightCorrection",
64 G4ProcessType type = fElectromagnetic); << 65 G4ProcessType type = fElectromagnetic);
65 << 66
66 ~G4AdjointAlongStepWeightCorrection() overri << 67 virtual ~G4AdjointAlongStepWeightCorrection();
67 << 68
68 G4VParticleChange* AlongStepDoIt(const G4Tra << 69
69 << 70 protected:
70 void ProcessDescription(std::ostream&) const << 71 virtual G4double GetContinuousStepLimit(const G4Track& track,
71 void DumpInfo() const override { ProcessDesc << 72 G4double previousStepSize,
72 << 73 G4double currentMinimumStep,
73 G4AdjointAlongStepWeightCorrection(G4Adjoint << 74 G4double& currentSafety);
74 delete; << 75
75 G4AdjointAlongStepWeightCorrection& operator << 76
76 const G4AdjointAlongStepWeightCorrection& << 77 //------------------------------------------------------------------------
77 << 78 // Generic methods common to all processes
78 protected: << 79 //------------------------------------------------------------------------
79 G4double GetContinuousStepLimit(const G4Trac << 80 public:
80 G4double pre << 81
81 G4double cur << 82 void PreparePhysicsTable(const G4ParticleDefinition&);
82 G4double& cu << 83
>> 84 void BuildPhysicsTable(const G4ParticleDefinition&);
>> 85
>> 86 G4VParticleChange* AlongStepDoIt(const G4Track&, const G4Step&);
>> 87
>> 88
>> 89 private:
83 90
84 private: <<
85 void DefineMaterial(const G4MaterialCutsCoup 91 void DefineMaterial(const G4MaterialCutsCouple* couple);
>> 92
86 93
87 const G4MaterialCutsCouple* fCurrentCouple = <<
88 G4AdjointCSManager* fCSManager = nullptr; <<
89 G4ParticleChange* fParticleChange; <<
90 94
91 G4double fPreStepKinEnergy = 1.; << 95 G4AdjointAlongStepWeightCorrection(G4AdjointAlongStepWeightCorrection &);
>> 96 G4AdjointAlongStepWeightCorrection & operator=(const G4AdjointAlongStepWeightCorrection &right);
>> 97
>> 98
>> 99
>> 100 protected:
>> 101
>> 102 G4ParticleChange* fParticleChange;
>> 103
>> 104
>> 105 private:
>> 106
>> 107 const G4Material* currentMaterial;
>> 108 const G4MaterialCutsCouple* currentCouple;
>> 109 size_t currentMaterialIndex;
>> 110 G4double currentTcut;
>> 111 G4double preStepKinEnergy;
>> 112
92 }; 113 };
93 114
94 inline void G4AdjointAlongStepWeightCorrection 115 inline void G4AdjointAlongStepWeightCorrection::DefineMaterial(
95 const G4MaterialCutsCouple* couple) << 116 const G4MaterialCutsCouple* couple)
96 { 117 {
97 if(couple != fCurrentCouple) << 118 if(couple != currentCouple) {
98 { << 119 currentCouple = couple;
99 fCurrentCouple = couple; << 120 currentMaterial = couple->GetMaterial();
>> 121 currentMaterialIndex = couple->GetIndex();
>> 122 //G4cout<<"Define Material"<<std::endl;
>> 123 //if(!meanFreePath) ResetNumberOfInteractionLengthLeft();
100 } 124 }
101 } 125 }
102 126
>> 127
>> 128 ///////////////////////////////////////////////////////
>> 129 //
>> 130 inline G4double G4AdjointAlongStepWeightCorrection::GetContinuousStepLimit(const G4Track& track,
>> 131 G4double , G4double , G4double& )
>> 132 {
>> 133 G4double x = DBL_MAX;
>> 134 DefineMaterial(track.GetMaterialCutsCouple());
>> 135 preStepKinEnergy = track.GetKineticEnergy();
>> 136 return x;
>> 137 }
103 #endif 138 #endif
104 139