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25 // 25 //
26 // G4VRestContinuousProcess <<
27 // 26 //
28 // Class description: << 27 // $Id: G4VRestContinuousProcess.hh,v 1.6 2006/06/29 21:07:54 gunter Exp $
>> 28 // GEANT4 tag $Name: geant4-08-01-patch-01 $
29 // 29 //
30 // Abstract class which defines the public beh << 30 //
31 // discrete physics interactions. << 31 // ------------------------------------------------------------
>> 32 // GEANT 4 class header file
>> 33 //
>> 34 //
>> 35 // Class Description
>> 36 // Abstract class which defines the public behavior of
>> 37 // discrete physics interactions.
>> 38 //
>> 39 // ------------------------------------------------------------
>> 40 // New Physics scheme 8 Mar. 1997 H.Kurahige
>> 41 // ------------------------------------------------------------
>> 42 // modified 26 Mar. 1997 H.Kurahige
>> 43 // modified 16 Apr. 1997 L.Urban
>> 44 // modified 18 Sep. 1997 H.Kurashige
>> 45 // modified AlongStepGPIL etc. 17 Dec. 1997 H.Kurashige
>> 46 // fix bugs in GetGPILSelection() 24 Jan. 1998 H.Kurashige
>> 47 // modified for new ParticleChange 12 Mar. 1998 H.Kurashige
32 48
33 // Authors: << 49 #ifndef G4VRestContinuousProcess_h
34 // - 2 December 1995, G.Cosmo - First implemen << 50 #define G4VRestContinuousProcess_h 1
35 // - 8 January 1997, H.Kurashige - New Physics <<
36 // ------------------------------------------- <<
37 #ifndef G4VRestContinuousProcess_hh <<
38 #define G4VRestContinuousProcess_hh 1 <<
39 51
40 #include "globals.hh" 52 #include "globals.hh"
41 #include "G4ios.hh" 53 #include "G4ios.hh"
42 54
43 #include "G4VProcess.hh" 55 #include "G4VProcess.hh"
44 56
45 class G4VRestContinuousProcess : public G4VPro 57 class G4VRestContinuousProcess : public G4VProcess
46 { 58 {
>> 59 // Abstract class which defines the public behavior of
>> 60 // discrete physics interactions.
47 public: 61 public:
48 62
49 G4VRestContinuousProcess(const G4String& , << 63 G4VRestContinuousProcess(const G4String& ,
50 G4ProcessType aTy << 64 G4ProcessType aType = fNotDefined );
51 G4VRestContinuousProcess(G4VRestContinuous << 65 G4VRestContinuousProcess(G4VRestContinuousProcess &);
52 66
53 virtual ~G4VRestContinuousProcess(); << 67 virtual ~G4VRestContinuousProcess();
54 68
55 G4VRestContinuousProcess& operator=(const << 69 public: // with description
56 70
57 virtual G4double AtRestGetPhysicalInteract << 71 virtual G4double AtRestGetPhysicalInteractionLength(
58 const G4Track& , 72 const G4Track& ,
59 G4ForceCondition* << 73 G4ForceCondition*
60 ); << 74 );
61 75
62 virtual G4VParticleChange* AtRestDoIt( << 76 virtual G4VParticleChange* AtRestDoIt(
63 const G4Track& , << 77 const G4Track& ,
64 const G4Step& << 78 const G4Step&
65 ); << 79 );
66 80
67 virtual G4double AlongStepGetPhysicalInter << 81 virtual G4double AlongStepGetPhysicalInteractionLength(
68 const G4Track& tr 82 const G4Track& track,
69 G4double previous << 83 G4double previousStepSize,
70 G4double currentM << 84 G4double currentMinimumStep,
71 G4double& current << 85 G4double& currentSafety,
72 G4GPILSelection* 86 G4GPILSelection* selection
73 ); << 87 );
74 88
75 virtual G4VParticleChange* AlongStepDoIt( << 89 virtual G4VParticleChange* AlongStepDoIt(
76 const G4Track& , << 90 const G4Track& ,
77 const G4Step& << 91 const G4Step&
78 ); << 92 );
79 93
80 virtual G4double PostStepGetPhysicalIntera << 94 // no operation in PostStepDoIt
>> 95 virtual G4double PostStepGetPhysicalInteractionLength(
81 const G4Track& , 96 const G4Track& ,
82 G4double , << 97 G4double ,
83 G4ForceCondition* << 98 G4ForceCondition*
84 ) { return -1.0; } << 99 ){ return -1.0; };
85 // No operation in PostStepDoIt << 100
>> 101 // no operation in PostStepDoIt
>> 102 virtual G4VParticleChange* PostStepDoIt(
>> 103 const G4Track& ,
>> 104 const G4Step&
>> 105 ) {return 0;};
86 106
87 virtual G4VParticleChange* PostStepDoIt( << 107 protected: // with description
88 const G4Track& , << 108 virtual G4double GetContinuousStepLimit(const G4Track& aTrack,
89 const G4Step& << 109 G4double previousStepSize,
90 ) { return 0; } << 110 G4double currentMinimumStep,
91 // No operation in PostStepDoIt << 111 G4double& currentSafety
>> 112 )=0;
>> 113 // This pure virtual function is used to calculate step limit
>> 114 // for AlongStep in the derived processes
92 115
93 protected: << 116 private:
>> 117 // this is the returnd value of G4GPILSelection in
>> 118 // the arguments of AlongStepGPIL()
>> 119 G4GPILSelection valueGPILSelection;
>> 120
>> 121 protected:// with description
>> 122 // these two methods are set/get methods for valueGPILSelection
>> 123 void SetGPILSelection(G4GPILSelection selection)
>> 124 { valueGPILSelection = selection;};
>> 125
>> 126 G4GPILSelection GetGPILSelection() const{return valueGPILSelection;};
>> 127
>> 128 protected: // with description
>> 129
>> 130 virtual G4double GetMeanLifeTime(const G4Track& aTrack,G4ForceCondition* condition)=0;
>> 131 // Calculates the mean life-time (i.e. for decays) of the
>> 132 // particle at rest due to the occurence of the given process,
>> 133 // or converts the probability of interaction (i.e. for
>> 134 // annihilation) into the life-time of the particle for the
>> 135 // occurence of the given process.
94 136
95 virtual G4double GetContinuousStepLimit(co << 137 private:
96 G4 << 138 // hide default constructor and assignment operator as private
97 G4 << 139 G4VRestContinuousProcess();
98 G4 << 140 G4VRestContinuousProcess & operator=(const G4VRestContinuousProcess &right);
99 // This pure virtual function is used to <<
100 // for AlongStep in the derived processe <<
101 <<
102 virtual G4double GetMeanLifeTime(const G4T <<
103 G4ForceCo <<
104 // Calculates the mean life-time (i.e. f <<
105 // particle at rest due to the occurrenc <<
106 // converts the probability of interacti <<
107 // the life-time of the particle for the <<
108 141
109 inline void SetGPILSelection(G4GPILSelecti << 142 };
110 { valueGPILSelection = selection; } <<
111 143
112 inline G4GPILSelection GetGPILSelection() << 144 // -----------------------------------------
113 { return valueGPILSelection; } << 145 // inlined function members implementation
>> 146 // -----------------------------------------
>> 147 #include "G4Step.hh"
>> 148 #include "G4Track.hh"
>> 149 #include "G4MaterialTable.hh"
>> 150 #include "G4VParticleChange.hh"
>> 151 inline G4double G4VRestContinuousProcess::AlongStepGetPhysicalInteractionLength(
>> 152 const G4Track& track,
>> 153 G4double previousStepSize,
>> 154 G4double currentMinimumStep,
>> 155 G4double& currentSafety,
>> 156 G4GPILSelection* selection
>> 157 )
>> 158 {
>> 159 // GPILSelection is set to defaule value of CandidateForSelection
>> 160 valueGPILSelection = CandidateForSelection;
114 161
>> 162 // get Step limit proposed by the process
>> 163 G4double steplength = GetContinuousStepLimit(track,previousStepSize,currentMinimumStep, currentSafety);
115 164
116 private: << 165 // set return value for G4GPILSelection
>> 166 *selection = valueGPILSelection;
>> 167 #ifdef G4VERBOSE
>> 168 if (verboseLevel>1){
>> 169 G4cout << "G4VRestContinuousProcess::AlongStepGetPhysicalInteractionLength ";
>> 170 G4cout << "[ " << GetProcessName() << "]" <<G4endl;
>> 171 track.GetDynamicParticle()->DumpInfo();
>> 172 G4cout << " in Material " << track.GetMaterial()->GetName() <<G4endl;
>> 173 G4cout << "IntractionLength= " << steplength/cm <<"[cm] " <<G4endl;
>> 174 }
>> 175 #endif
>> 176 return steplength ;
>> 177 }
117 178
118 G4VRestContinuousProcess(); << 179 inline G4double G4VRestContinuousProcess::AtRestGetPhysicalInteractionLength(
119 // Hidden default constructor << 180 const G4Track& track,
>> 181 G4ForceCondition* condition
>> 182 )
>> 183 {
>> 184 // beggining of tracking
>> 185 ResetNumberOfInteractionLengthLeft();
120 186
121 G4GPILSelection valueGPILSelection = Candi << 187 // condition is set to "Not Forced"
122 // This is the returned value of G4GPIL << 188 *condition = NotForced;
123 // the arguments of AlongStepGPIL() << 189
124 }; << 190 // get mean life time
>> 191 currentInteractionLength = GetMeanLifeTime(track, condition);
125 192
>> 193 #ifdef G4VERBOSE
>> 194 if ((currentInteractionLength <0.0) || (verboseLevel>2)){
>> 195 G4cout << "G4VRestContinuousProcess::AtRestGetPhysicalInteractionLength ";
>> 196 G4cout << "[ " << GetProcessName() << "]" <<G4endl;
>> 197 track.GetDynamicParticle()->DumpInfo();
>> 198 G4cout << " in Material " << track.GetMaterial()->GetName() <<G4endl;
>> 199 G4cout << "MeanLifeTime = " << currentInteractionLength/ns << "[ns]" <<G4endl;
>> 200 }
126 #endif 201 #endif
>> 202
>> 203 return theNumberOfInteractionLengthLeft * currentInteractionLength;
>> 204 }
>> 205
>> 206
>> 207 inline G4VParticleChange* G4VRestContinuousProcess::AtRestDoIt(
>> 208 const G4Track&,
>> 209 const G4Step&
>> 210 )
>> 211 {
>> 212 // clear NumberOfInteractionLengthLeft
>> 213 ClearNumberOfInteractionLengthLeft();
>> 214
>> 215 return pParticleChange;
>> 216 }
>> 217
>> 218 inline G4VParticleChange* G4VRestContinuousProcess::AlongStepDoIt(
>> 219 const G4Track& ,
>> 220 const G4Step&
>> 221 )
>> 222 {
>> 223 return pParticleChange;
>> 224 }
>> 225
>> 226 #endif
>> 227
>> 228
>> 229
>> 230
>> 231
>> 232
127 233