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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // 26 //
27 // 27 //
28 // << 28 //
29 ////////////////////////////////////////////// 29 ////////////////////////////////////////////////////////////////////////
30 // Optical Photon Rayleigh Scattering Class De 30 // Optical Photon Rayleigh Scattering Class Definition
31 ////////////////////////////////////////////// 31 ////////////////////////////////////////////////////////////////////////
32 // 32 //
33 // File: G4OpRayleigh.hh 33 // File: G4OpRayleigh.hh
34 // Description: Discrete Process -- Rayleigh s << 34 // Description: Discrete Process -- Rayleigh scattering of optical photons
35 // Version: 1.0 35 // Version: 1.0
36 // Created: 1996-05-31 36 // Created: 1996-05-31
37 // Author: Juliet Armstrong 37 // Author: Juliet Armstrong
38 // Updated: 2014-08-20 allow for more mate 38 // Updated: 2014-08-20 allow for more material types
39 // 2005-07-28 add G4ProcessType t 39 // 2005-07-28 add G4ProcessType to constructor
40 // 1999-10-29 add method and clas 40 // 1999-10-29 add method and class descriptors
41 // 1997-04-09 by Peter Gumplinger 41 // 1997-04-09 by Peter Gumplinger
42 // > new physics/tracking scheme 42 // > new physics/tracking scheme
>> 43 // mail: gum@triumf.ca
43 // 44 //
44 ////////////////////////////////////////////// 45 ////////////////////////////////////////////////////////////////////////
45 46
46 #ifndef G4OpRayleigh_h 47 #ifndef G4OpRayleigh_h
47 #define G4OpRayleigh_h 1 48 #define G4OpRayleigh_h 1
48 49
>> 50 /////////////
>> 51 // Includes
>> 52 /////////////
>> 53
>> 54 #include "globals.hh"
>> 55 #include "templates.hh"
>> 56 #include "Randomize.hh"
>> 57 #include "G4ThreeVector.hh"
>> 58 #include "G4ParticleMomentum.hh"
>> 59 #include "G4Step.hh"
49 #include "G4VDiscreteProcess.hh" 60 #include "G4VDiscreteProcess.hh"
>> 61 #include "G4DynamicParticle.hh"
>> 62 #include "G4Material.hh"
50 #include "G4OpticalPhoton.hh" 63 #include "G4OpticalPhoton.hh"
51 #include "G4PhysicsTable.hh" 64 #include "G4PhysicsTable.hh"
>> 65 #include "G4PhysicsOrderedFreeVector.hh"
>> 66
>> 67 // Class Description:
>> 68 // Discrete Process -- Rayleigh scattering of optical photons.
>> 69 // Class inherits publicly from G4VDiscreteProcess.
>> 70 // Class Description - End:
>> 71
>> 72 /////////////////////
>> 73 // Class Definition
>> 74 /////////////////////
52 75
53 class G4OpRayleigh : public G4VDiscreteProcess << 76 class G4OpRayleigh : public G4VDiscreteProcess
54 { 77 {
55 public: <<
56 explicit G4OpRayleigh(const G4String& proces <<
57 G4ProcessType type <<
58 virtual ~G4OpRayleigh(); <<
59 78
60 virtual G4bool IsApplicable( << 79 public:
61 const G4ParticleDefinition& aParticleType) << 80
62 // Returns true -> 'is applicable' only for << 81 ////////////////////////////////
>> 82 // Constructors and Destructor
>> 83 ////////////////////////////////
>> 84
>> 85 G4OpRayleigh(const G4String& processName = "OpRayleigh",
>> 86 G4ProcessType type = fOptical);
>> 87 ~G4OpRayleigh();
>> 88
>> 89 private:
>> 90
>> 91 G4OpRayleigh(const G4OpRayleigh &right);
>> 92
>> 93 //////////////
>> 94 // Operators
>> 95 //////////////
>> 96
>> 97 G4OpRayleigh& operator=(const G4OpRayleigh &right);
63 98
64 virtual void BuildPhysicsTable( << 99 public:
65 const G4ParticleDefinition& aParticleType) <<
66 // Build thePhysicsTable at a right time <<
67 100
68 virtual G4double GetMeanFreePath(const G4Tra << 101 ////////////
69 G4ForceCond << 102 // Methods
70 // Returns the mean free path for Rayleigh s << 103 ////////////
71 104
72 virtual G4VParticleChange* PostStepDoIt(cons << 105 G4bool IsApplicable(const G4ParticleDefinition& aParticleType);
73 cons << 106 // Returns true -> 'is applicable' only for an optical photon.
74 // This is the method implementing Rayleigh <<
75 107
76 virtual G4PhysicsTable* GetPhysicsTable() co << 108 void BuildPhysicsTable(const G4ParticleDefinition& aParticleType);
77 // Returns the address of the physics table. << 109 // Build thePhysicsTable at a right time
78 110
79 virtual void DumpPhysicsTable() const; << 111 G4double GetMeanFreePath(const G4Track& aTrack,
80 // Prints the physics table. << 112 G4double ,
>> 113 G4ForceCondition* );
>> 114 // Returns the mean free path for Rayleigh scattering in water.
>> 115 // --- Not yet implemented for other materials! ---
81 116
82 virtual void PreparePhysicsTable(const G4Par << 117 G4VParticleChange* PostStepDoIt(const G4Track& aTrack,
83 virtual void Initialise(); << 118 const G4Step& aStep);
>> 119 // This is the method implementing Rayleigh scattering.
84 120
85 void SetVerboseLevel(G4int); << 121 G4PhysicsTable* GetPhysicsTable() const;
>> 122 // Returns the address of the physics table.
86 123
87 protected: << 124 void DumpPhysicsTable() const;
88 G4PhysicsTable* thePhysicsTable; << 125 // Prints the physics table.
89 126
90 private: << 127 private:
91 G4OpRayleigh(const G4OpRayleigh& right) = de <<
92 G4OpRayleigh& operator=(const G4OpRayleigh& <<
93 128
94 /// Calculates the mean free paths for a mat << 129 /////////////////////
95 /// photon energy << 130 // Helper Functions
96 G4PhysicsFreeVector* CalculateRayleighMeanFr << 131 /////////////////////
97 const G4Material* material) const; <<
98 132
99 size_t idx_rslength = 0; << 133 /// Calculates the mean free paths for a material as a function of
>> 134 /// photon energy
>> 135 ///
>> 136 /// @param[in] material information
>> 137 /// @return the mean free path vector
>> 138 G4PhysicsOrderedFreeVector*
>> 139 CalculateRayleighMeanFreePaths( const G4Material* material ) const;
>> 140
>> 141 ///////////////////////
>> 142 // Class Data Members
>> 143 ///////////////////////
>> 144
>> 145 protected:
>> 146
>> 147 G4PhysicsTable* thePhysicsTable;
>> 148 // A Physics Table can be either a cross-sections table or
>> 149 // an energy table (or can be used for other specific
>> 150 // purposes).
>> 151
>> 152 private:
100 }; 153 };
101 154
102 //////////////////// 155 ////////////////////
103 // Inline methods 156 // Inline methods
104 //////////////////// 157 ////////////////////
105 158
106 inline G4bool G4OpRayleigh::IsApplicable( << 159 inline
107 const G4ParticleDefinition& aParticleType) << 160 G4bool G4OpRayleigh::IsApplicable(const G4ParticleDefinition& aParticleType)
108 { 161 {
109 return (&aParticleType == G4OpticalPhoton::O << 162 return ( &aParticleType == G4OpticalPhoton::OpticalPhoton() );
110 } 163 }
111 164
112 inline void G4OpRayleigh::DumpPhysicsTable() c << 165 inline
>> 166 void G4OpRayleigh::DumpPhysicsTable() const
>> 167
113 { 168 {
114 for(size_t i = 0; i < thePhysicsTable->entri << 169 G4int PhysicsTableSize = thePhysicsTable->entries();
115 { << 170 G4PhysicsOrderedFreeVector *v;
116 ((G4PhysicsFreeVector*) (*thePhysicsTable) << 171
117 } << 172 for (G4int i = 0 ; i < PhysicsTableSize ; i++ )
>> 173 {
>> 174 v = (G4PhysicsOrderedFreeVector*)(*thePhysicsTable)[i];
>> 175 v->DumpValues();
>> 176 }
118 } 177 }
119 178
120 inline G4PhysicsTable* G4OpRayleigh::GetPhysic 179 inline G4PhysicsTable* G4OpRayleigh::GetPhysicsTable() const
121 { 180 {
122 return thePhysicsTable; 181 return thePhysicsTable;
123 } 182 }
>> 183
124 184
125 #endif /* G4OpRayleigh_h */ 185 #endif /* G4OpRayleigh_h */
126 186