Geant4  10.00.p02
G4StatDouble.hh
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31 // Class G4StatDouble
32 //
33 // Class description:
34 //
35 // Class providing simple "one variable statistics" capability.
36 
37 // Original Author: Giovanni Santin (ESA) - October 2005 in GRAS tool
38 // Adaptation and comments by: John Apostolakis (CERN) - November 2011
39 
40 #ifndef G4StatDouble_h
41 #define G4StatDouble_h 1
42 
43 #include "globals.hh"
44 
46 {
47 
48  public:
49  G4StatDouble();
50  virtual ~G4StatDouble();
51 
52  public:
53 
54  void reset();
55  void fill(G4double x, G4double weight=1.);
56  // Add new data point: value "x" with weight
57  void scale(G4double);
58  // Reset scale
59 
60  G4double mean() const;
61  G4double rms();
62  // The moments
63 
64  G4double mean(G4double ext_sum_w) const;
65  // Mean scaled to sum of weights
66  G4double rms(G4double ext_sum_w, G4int ext_n);
67  // RMS scaled to sum of weights
68 
69  void add(G4StatDouble*);
70  // merge 2 statistics
71 
72  inline G4int n() const { return m_n; }
73  inline G4double sum_w() const { return m_sum_w; }
74  inline G4double sum_w2() const { return m_sum_w2; }
75  inline G4double sum_wx() const { return m_sum_wx; }
76  inline G4double sum_wx2() const { return m_sum_wx2; }
77 
78  protected:
79 
81 
82  protected:
83 
90 };
91 
92 #endif
G4double sum_wx2() const
Definition: G4StatDouble.hh:76
void add(G4StatDouble *)
G4double sum_w2() const
Definition: G4StatDouble.hh:74
void fill(G4double x, G4double weight=1.)
Definition: G4StatDouble.cc:57
int G4int
Definition: G4Types.hh:78
G4double m_sum_wx
Definition: G4StatDouble.hh:84
G4double sum_w() const
Definition: G4StatDouble.hh:73
G4double m_sum_wx2
Definition: G4StatDouble.hh:85
virtual ~G4StatDouble()
Definition: G4StatDouble.cc:54
G4double m_sum_w2
Definition: G4StatDouble.hh:88
G4double sum_wx() const
Definition: G4StatDouble.hh:75
G4double m_sum_w
Definition: G4StatDouble.hh:87
void scale(G4double)
Definition: G4StatDouble.cc:72
G4double m_scale
Definition: G4StatDouble.hh:89
G4double mean() const
Definition: G4StatDouble.cc:77
G4double rms()
double G4double
Definition: G4Types.hh:76
G4int n() const
Definition: G4StatDouble.hh:72