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25 //
26 // G4WeightWindowStore
27 //
28 // Class description:
29 //
30 // Implementation of a weight window store according to the
31 // G4VWeightWindowStore interface.
32 // See also G4VWeightWindowStore.
33
34 // Author: Michael Dressel (CERN), 2003
35 // Modified: Alex Howard (CERN), 2013 - Changed class to a 'singleton'
36 // ----------------------------------------------------------------------
37 #ifndef G4WEIGHTWINDOWSTORE_HH
38 #define G4WEIGHTWINDOWSTORE_HH 1
39
40 #include "G4VWeightWindowStore.hh"
41 #include "G4GeometryCellWeight.hh"
42 #include <set>
43 #include <vector>
44
45 class G4WeightWindowStore: public G4VWeightWindowStore
46 {
47 public: // with description
48
49 static G4WeightWindowStore* GetInstance();
50 // return ptr to singleton instance of the class
51
52 static G4WeightWindowStore* GetInstance(const G4String& ParallelWorldName);
53 // return ptr to singleton instance of the class
54
55 G4double GetLowerWeight(const G4GeometryCell& gCell,
56 G4double partEnergy) const override;
57 // derive a lower weight bound value of a "cell" addressed by a
58 // G4GeometryCell and the corresponding energy from the store
59
60 G4bool IsKnown(const G4GeometryCell &gCell) const override;
61 // returns true if the gCell is in the store, else false
62
63 void Clear();
64
65 void SetWorldVolume();
66 // set a pointer to the world volume of the weightwindow geometry
67 void SetParallelWorldVolume(const G4String& paraName);
68 // set a pointer to parallel world volume of the weightwindow geometry
69
70 const G4VPhysicalVolume& GetWorldVolume() const override;
71 // return a reference to the world volume of the weightwindow geometry
72 virtual const G4VPhysicalVolume* GetParallelWorldVolumePointer() const;
73 // return a pointer to parallel world volume of the weightwindow geometry
74
75 void AddLowerWeights(const G4GeometryCell& gCell,
76 const std::vector<G4double>& lowerWeights);
77 // add lower weights. Only if general upper energy bounds have been set
78
79 void AddUpperEboundLowerWeightPairs(const G4GeometryCell& gCell,
80 const G4UpperEnergyToLowerWeightMap& enWeMap);
81 // set upper energy - lower weight pairs for a cell
82
83 void SetGeneralUpperEnergyBounds(const std::set<G4double,
84 std::less<G4double> >& enBounds);
85 protected:
86
87 explicit G4WeightWindowStore();
88 // initialise the weight window store for the given geometry
89 explicit G4WeightWindowStore(const G4String& ParallelWorldName);
90 // initialise the weight window store for the given geometry
91
92 ~G4WeightWindowStore() override;
93 // destructor
94
95 private:
96
97 G4bool IsInWorld(const G4VPhysicalVolume&) const;
98 void Error(const G4String& m) const;
99 void SetInternalIterator(const G4GeometryCell& gCell) const;
100
101 private:
102
103 const G4VPhysicalVolume* fWorldVolume = nullptr;
104
105 std::set<G4double, std::less<G4double> > fGeneralUpperEnergyBounds;
106 G4GeometryCellWeight fCellToUpEnBoundLoWePairsMap;
107 mutable G4GeometryCellWeight::const_iterator fCurrentIterator;
108
109 static G4ThreadLocal G4WeightWindowStore* fInstance;
110 };
111
112 #endif
113