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25 // 25 //
26 // 26 //
>> 27 // $Id$
27 // 28 //
28 // << 29 //
29 ////////////////////////////////////////////// 30 ////////////////////////////////////////////////////////////////////////
30 // Optical Photon Rayleigh Scattering Class De 31 // Optical Photon Rayleigh Scattering Class Definition
31 ////////////////////////////////////////////// 32 ////////////////////////////////////////////////////////////////////////
32 // 33 //
33 // File: G4OpRayleigh.hh 34 // File: G4OpRayleigh.hh
34 // Description: Discrete Process -- Rayleigh s << 35 // Description: Discrete Process -- Rayleigh scattering of optical photons
35 // Version: 1.0 36 // Version: 1.0
36 // Created: 1996-05-31 37 // Created: 1996-05-31
37 // Author: Juliet Armstrong 38 // Author: Juliet Armstrong
38 // Updated: 2014-08-20 allow for more mate 39 // Updated: 2014-08-20 allow for more material types
39 // 2005-07-28 add G4ProcessType t 40 // 2005-07-28 add G4ProcessType to constructor
40 // 1999-10-29 add method and clas 41 // 1999-10-29 add method and class descriptors
41 // 1997-04-09 by Peter Gumplinger 42 // 1997-04-09 by Peter Gumplinger
42 // > new physics/tracking scheme 43 // > new physics/tracking scheme
>> 44 // mail: gum@triumf.ca
43 // 45 //
44 ////////////////////////////////////////////// 46 ////////////////////////////////////////////////////////////////////////
45 47
46 #ifndef G4OpRayleigh_h 48 #ifndef G4OpRayleigh_h
47 #define G4OpRayleigh_h 1 49 #define G4OpRayleigh_h 1
48 50
>> 51 /////////////
>> 52 // Includes
>> 53 /////////////
>> 54
>> 55 #include "globals.hh"
>> 56 #include "templates.hh"
>> 57 #include "Randomize.hh"
>> 58 #include "G4ThreeVector.hh"
>> 59 #include "G4ParticleMomentum.hh"
>> 60 #include "G4Step.hh"
49 #include "G4VDiscreteProcess.hh" 61 #include "G4VDiscreteProcess.hh"
>> 62 #include "G4DynamicParticle.hh"
>> 63 #include "G4Material.hh"
50 #include "G4OpticalPhoton.hh" 64 #include "G4OpticalPhoton.hh"
51 #include "G4PhysicsTable.hh" 65 #include "G4PhysicsTable.hh"
>> 66 #include "G4PhysicsOrderedFreeVector.hh"
>> 67
>> 68 // Class Description:
>> 69 // Discrete Process -- Rayleigh scattering of optical photons.
>> 70 // Class inherits publicly from G4VDiscreteProcess.
>> 71 // Class Description - End:
>> 72
>> 73 /////////////////////
>> 74 // Class Definition
>> 75 /////////////////////
52 76
53 class G4OpRayleigh : public G4VDiscreteProcess << 77 class G4OpRayleigh : public G4VDiscreteProcess
54 { 78 {
55 public: <<
56 explicit G4OpRayleigh(const G4String& proces <<
57 G4ProcessType type <<
58 virtual ~G4OpRayleigh(); <<
59 79
60 virtual G4bool IsApplicable( << 80 public:
61 const G4ParticleDefinition& aParticleType) << 81
62 // Returns true -> 'is applicable' only for << 82 ////////////////////////////////
>> 83 // Constructors and Destructor
>> 84 ////////////////////////////////
>> 85
>> 86 G4OpRayleigh(const G4String& processName = "OpRayleigh",
>> 87 G4ProcessType type = fOptical);
>> 88 ~G4OpRayleigh();
>> 89
>> 90 private:
>> 91
>> 92 G4OpRayleigh(const G4OpRayleigh &right);
>> 93
>> 94 //////////////
>> 95 // Operators
>> 96 //////////////
>> 97
>> 98 G4OpRayleigh& operator=(const G4OpRayleigh &right);
63 99
64 virtual void BuildPhysicsTable( << 100 public:
65 const G4ParticleDefinition& aParticleType) <<
66 // Build thePhysicsTable at a right time <<
67 101
68 virtual G4double GetMeanFreePath(const G4Tra << 102 ////////////
69 G4ForceCond << 103 // Methods
70 // Returns the mean free path for Rayleigh s << 104 ////////////
71 105
72 virtual G4VParticleChange* PostStepDoIt(cons << 106 G4bool IsApplicable(const G4ParticleDefinition& aParticleType);
73 cons << 107 // Returns true -> 'is applicable' only for an optical photon.
74 // This is the method implementing Rayleigh <<
75 108
76 virtual G4PhysicsTable* GetPhysicsTable() co << 109 void BuildPhysicsTable(const G4ParticleDefinition& aParticleType);
77 // Returns the address of the physics table. << 110 // Build thePhysicsTable at a right time
78 111
79 virtual void DumpPhysicsTable() const; << 112 G4double GetMeanFreePath(const G4Track& aTrack,
80 // Prints the physics table. << 113 G4double ,
>> 114 G4ForceCondition* );
>> 115 // Returns the mean free path for Rayleigh scattering in water.
>> 116 // --- Not yet implemented for other materials! ---
81 117
82 virtual void PreparePhysicsTable(const G4Par << 118 G4VParticleChange* PostStepDoIt(const G4Track& aTrack,
83 virtual void Initialise(); << 119 const G4Step& aStep);
>> 120 // This is the method implementing Rayleigh scattering.
84 121
85 void SetVerboseLevel(G4int); << 122 G4PhysicsTable* GetPhysicsTable() const;
>> 123 // Returns the address of the physics table.
86 124
87 protected: << 125 void DumpPhysicsTable() const;
88 G4PhysicsTable* thePhysicsTable; << 126 // Prints the physics table.
89 127
90 private: << 128 private:
91 G4OpRayleigh(const G4OpRayleigh& right) = de <<
92 G4OpRayleigh& operator=(const G4OpRayleigh& <<
93 129
94 /// Calculates the mean free paths for a mat << 130 /////////////////////
95 /// photon energy << 131 // Helper Functions
96 G4PhysicsFreeVector* CalculateRayleighMeanFr << 132 /////////////////////
97 const G4Material* material) const; <<
98 133
99 size_t idx_rslength = 0; << 134 /// Calculates the mean free paths for a material as a function of
>> 135 /// photon energy
>> 136 ///
>> 137 /// @param[in] material information
>> 138 /// @return the mean free path vector
>> 139 G4PhysicsOrderedFreeVector*
>> 140 CalculateRayleighMeanFreePaths( const G4Material* material ) const;
>> 141
>> 142 ///////////////////////
>> 143 // Class Data Members
>> 144 ///////////////////////
>> 145
>> 146 protected:
>> 147
>> 148 G4PhysicsTable* thePhysicsTable;
>> 149 // A Physics Table can be either a cross-sections table or
>> 150 // an energy table (or can be used for other specific
>> 151 // purposes).
>> 152
>> 153 private:
100 }; 154 };
101 155
102 //////////////////// 156 ////////////////////
103 // Inline methods 157 // Inline methods
104 //////////////////// 158 ////////////////////
105 159
106 inline G4bool G4OpRayleigh::IsApplicable( << 160 inline
107 const G4ParticleDefinition& aParticleType) << 161 G4bool G4OpRayleigh::IsApplicable(const G4ParticleDefinition& aParticleType)
108 { 162 {
109 return (&aParticleType == G4OpticalPhoton::O << 163 return ( &aParticleType == G4OpticalPhoton::OpticalPhoton() );
110 } 164 }
111 165
112 inline void G4OpRayleigh::DumpPhysicsTable() c << 166 inline
>> 167 void G4OpRayleigh::DumpPhysicsTable() const
>> 168
113 { 169 {
114 for(size_t i = 0; i < thePhysicsTable->entri << 170 G4int PhysicsTableSize = thePhysicsTable->entries();
115 { << 171 G4PhysicsOrderedFreeVector *v;
116 ((G4PhysicsFreeVector*) (*thePhysicsTable) << 172
117 } << 173 for (G4int i = 0 ; i < PhysicsTableSize ; i++ )
>> 174 {
>> 175 v = (G4PhysicsOrderedFreeVector*)(*thePhysicsTable)[i];
>> 176 v->DumpValues();
>> 177 }
118 } 178 }
119 179
120 inline G4PhysicsTable* G4OpRayleigh::GetPhysic 180 inline G4PhysicsTable* G4OpRayleigh::GetPhysicsTable() const
121 { 181 {
122 return thePhysicsTable; 182 return thePhysicsTable;
123 } 183 }
>> 184
124 185
125 #endif /* G4OpRayleigh_h */ 186 #endif /* G4OpRayleigh_h */
126 187