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25 // 22 //
26 // G4VRestContinuousProcess <<
27 // 23 //
28 // Class description: << 24 // $Id: G4VRestContinuousProcess.hh,v 1.5 2001/07/11 10:08:18 gunter Exp $
>> 25 // GEANT4 tag $Name: geant4-05-02 $
29 // 26 //
30 // Abstract class which defines the public beh << 27 //
31 // discrete physics interactions. << 28 // ------------------------------------------------------------
>> 29 // GEANT 4 class header file
>> 30 //
>> 31 //
>> 32 // Class Description
>> 33 // Abstract class which defines the public behavior of
>> 34 // discrete physics interactions.
>> 35 //
>> 36 // ------------------------------------------------------------
>> 37 // New Physics scheme 8 Mar. 1997 H.Kurahige
>> 38 // ------------------------------------------------------------
>> 39 // modified 26 Mar. 1997 H.Kurahige
>> 40 // modified 16 Apr. 1997 L.Urban
>> 41 // modified 18 Sep. 1997 H.Kurashige
>> 42 // modified AlongStepGPIL etc. 17 Dec. 1997 H.Kurashige
>> 43 // fix bugs in GetGPILSelection() 24 Jan. 1998 H.Kurashige
>> 44 // modified for new ParticleChange 12 Mar. 1998 H.Kurashige
32 45
33 // Authors: << 46 #ifndef G4VRestContinuousProcess_h
34 // - 2 December 1995, G.Cosmo - First implemen << 47 #define G4VRestContinuousProcess_h 1
35 // - 8 January 1997, H.Kurashige - New Physics <<
36 // ------------------------------------------- <<
37 #ifndef G4VRestContinuousProcess_hh <<
38 #define G4VRestContinuousProcess_hh 1 <<
39 48
40 #include "globals.hh" 49 #include "globals.hh"
41 #include "G4ios.hh" 50 #include "G4ios.hh"
42 51
43 #include "G4VProcess.hh" 52 #include "G4VProcess.hh"
44 53
45 class G4VRestContinuousProcess : public G4VPro 54 class G4VRestContinuousProcess : public G4VProcess
46 { 55 {
>> 56 // Abstract class which defines the public behavior of
>> 57 // discrete physics interactions.
47 public: 58 public:
48 59
49 G4VRestContinuousProcess(const G4String& , << 60 G4VRestContinuousProcess(const G4String& ,
50 G4ProcessType aTy << 61 G4ProcessType aType = fNotDefined );
51 G4VRestContinuousProcess(G4VRestContinuous << 62 G4VRestContinuousProcess(G4VRestContinuousProcess &);
52 63
53 virtual ~G4VRestContinuousProcess(); << 64 virtual ~G4VRestContinuousProcess();
54 65
55 G4VRestContinuousProcess& operator=(const << 66 public: // with description
56 67
57 virtual G4double AtRestGetPhysicalInteract << 68 virtual G4double AtRestGetPhysicalInteractionLength(
58 const G4Track& , 69 const G4Track& ,
59 G4ForceCondition* << 70 G4ForceCondition*
60 ); << 71 );
61 72
62 virtual G4VParticleChange* AtRestDoIt( << 73 virtual G4VParticleChange* AtRestDoIt(
63 const G4Track& , << 74 const G4Track& ,
64 const G4Step& << 75 const G4Step&
65 ); << 76 );
66 77
67 virtual G4double AlongStepGetPhysicalInter << 78 virtual G4double AlongStepGetPhysicalInteractionLength(
68 const G4Track& tr 79 const G4Track& track,
69 G4double previous << 80 G4double previousStepSize,
70 G4double currentM << 81 G4double currentMinimumStep,
71 G4double& current << 82 G4double& currentSafety,
72 G4GPILSelection* 83 G4GPILSelection* selection
73 ); << 84 );
74 85
75 virtual G4VParticleChange* AlongStepDoIt( << 86 virtual G4VParticleChange* AlongStepDoIt(
76 const G4Track& , << 87 const G4Track& ,
77 const G4Step& << 88 const G4Step&
78 ); << 89 );
79 90
80 virtual G4double PostStepGetPhysicalIntera << 91 // no operation in PostStepDoIt
>> 92 virtual G4double PostStepGetPhysicalInteractionLength(
81 const G4Track& , 93 const G4Track& ,
82 G4double , << 94 G4double ,
83 G4ForceCondition* << 95 G4ForceCondition*
84 ) { return -1.0; } << 96 ){ return -1.0; };
85 // No operation in PostStepDoIt << 97
>> 98 // no operation in PostStepDoIt
>> 99 virtual G4VParticleChange* PostStepDoIt(
>> 100 const G4Track& ,
>> 101 const G4Step&
>> 102 ) {return 0;};
86 103
87 virtual G4VParticleChange* PostStepDoIt( << 104 protected: // with description
88 const G4Track& , << 105 virtual G4double GetContinuousStepLimit(const G4Track& aTrack,
89 const G4Step& << 106 G4double previousStepSize,
90 ) { return 0; } << 107 G4double currentMinimumStep,
91 // No operation in PostStepDoIt << 108 G4double& currentSafety
>> 109 )=0;
>> 110 // This pure virtual function is used to calculate step limit
>> 111 // for AlongStep in the derived processes
92 112
93 protected: << 113 private:
>> 114 // this is the returnd value of G4GPILSelection in
>> 115 // the arguments of AlongStepGPIL()
>> 116 G4GPILSelection valueGPILSelection;
>> 117
>> 118 protected:// with description
>> 119 // these two methods are set/get methods for valueGPILSelection
>> 120 void SetGPILSelection(G4GPILSelection selection)
>> 121 { valueGPILSelection = selection;};
>> 122
>> 123 G4GPILSelection GetGPILSelection() const{return valueGPILSelection;};
>> 124
>> 125 protected: // with description
>> 126
>> 127 virtual G4double GetMeanLifeTime(const G4Track& aTrack,G4ForceCondition* condition)=0;
>> 128 // Calculates the mean life-time (i.e. for decays) of the
>> 129 // particle at rest due to the occurence of the given process,
>> 130 // or converts the probability of interaction (i.e. for
>> 131 // annihilation) into the life-time of the particle for the
>> 132 // occurence of the given process.
94 133
95 virtual G4double GetContinuousStepLimit(co << 134 private:
96 G4 << 135 // hide default constructor and assignment operator as private
97 G4 << 136 G4VRestContinuousProcess();
98 G4 << 137 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 <<
108 138
109 inline void SetGPILSelection(G4GPILSelecti << 139 };
110 { valueGPILSelection = selection; } <<
111 140
112 inline G4GPILSelection GetGPILSelection() << 141 // -----------------------------------------
113 { return valueGPILSelection; } << 142 // inlined function members implementation
>> 143 // -----------------------------------------
>> 144 #include "G4Step.hh"
>> 145 #include "G4Track.hh"
>> 146 #include "G4MaterialTable.hh"
>> 147 #include "G4VParticleChange.hh"
>> 148 inline G4double G4VRestContinuousProcess::AlongStepGetPhysicalInteractionLength(
>> 149 const G4Track& track,
>> 150 G4double previousStepSize,
>> 151 G4double currentMinimumStep,
>> 152 G4double& currentSafety,
>> 153 G4GPILSelection* selection
>> 154 )
>> 155 {
>> 156 // GPILSelection is set to defaule value of CandidateForSelection
>> 157 valueGPILSelection = CandidateForSelection;
114 158
>> 159 // get Step limit proposed by the process
>> 160 G4double steplength = GetContinuousStepLimit(track,previousStepSize,currentMinimumStep, currentSafety);
115 161
116 private: << 162 // set return value for G4GPILSelection
>> 163 *selection = valueGPILSelection;
>> 164 #ifdef G4VERBOSE
>> 165 if (verboseLevel>1){
>> 166 G4cout << "G4VRestContinuousProcess::AlongStepGetPhysicalInteractionLength ";
>> 167 G4cout << "[ " << GetProcessName() << "]" <<G4endl;
>> 168 track.GetDynamicParticle()->DumpInfo();
>> 169 G4cout << " in Material " << track.GetMaterial()->GetName() <<G4endl;
>> 170 G4cout << "IntractionLength= " << steplength/cm <<"[cm] " <<G4endl;
>> 171 }
>> 172 #endif
>> 173 return steplength ;
>> 174 }
117 175
118 G4VRestContinuousProcess(); << 176 inline G4double G4VRestContinuousProcess::AtRestGetPhysicalInteractionLength(
119 // Hidden default constructor << 177 const G4Track& track,
>> 178 G4ForceCondition* condition
>> 179 )
>> 180 {
>> 181 // beggining of tracking
>> 182 ResetNumberOfInteractionLengthLeft();
120 183
121 G4GPILSelection valueGPILSelection = Candi << 184 // condition is set to "Not Forced"
122 // This is the returned value of G4GPIL << 185 *condition = NotForced;
123 // the arguments of AlongStepGPIL() << 186
124 }; << 187 // get mean life time
>> 188 currentInteractionLength = GetMeanLifeTime(track, condition);
125 189
>> 190 #ifdef G4VERBOSE
>> 191 if ((currentInteractionLength <0.0) || (verboseLevel>2)){
>> 192 G4cout << "G4VRestContinuousProcess::AtRestGetPhysicalInteractionLength ";
>> 193 G4cout << "[ " << GetProcessName() << "]" <<G4endl;
>> 194 track.GetDynamicParticle()->DumpInfo();
>> 195 G4cout << " in Material " << track.GetMaterial()->GetName() <<G4endl;
>> 196 G4cout << "MeanLifeTime = " << currentInteractionLength/ns << "[ns]" <<G4endl;
>> 197 }
126 #endif 198 #endif
>> 199
>> 200 return theNumberOfInteractionLengthLeft * currentInteractionLength;
>> 201 }
>> 202
>> 203
>> 204 inline G4VParticleChange* G4VRestContinuousProcess::AtRestDoIt(
>> 205 const G4Track&,
>> 206 const G4Step&
>> 207 )
>> 208 {
>> 209 // clear NumberOfInteractionLengthLeft
>> 210 ClearNumberOfInteractionLengthLeft();
>> 211
>> 212 return pParticleChange;
>> 213 }
>> 214
>> 215 inline G4VParticleChange* G4VRestContinuousProcess::AlongStepDoIt(
>> 216 const G4Track& ,
>> 217 const G4Step&
>> 218 )
>> 219 {
>> 220 return pParticleChange;
>> 221 }
>> 222
>> 223 #endif
>> 224
>> 225
>> 226
>> 227
>> 228
>> 229
127 230