Geant4_10
G4RDSemiLogInterpolation.cc
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25 //
26 //
27 // $Id$
28 // GEANT4 tag $Name: geant4-09-01-ref-00 $
29 //
30 // Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
31 //
32 // History:
33 // -----------
34 // 31 Jul 2001 MGP Created
35 //
36 // -------------------------------------------------------------------
37 
39 
40 // Constructor
41 
43 { }
44 
45 
46 // Destructor
47 
49 { }
50 
52 { return new G4RDSemiLogInterpolation; }
53 
54 
56  const G4DataVector& points,
57  const G4DataVector& data) const
58 {
59  G4int nBins = data.size() - 1;
60  G4double value = 0.;
61  if (x < points[0])
62  {
63  value = 0.;
64  }
65  else if (bin < nBins)
66  {
67  G4double e1 = points[bin];
68  G4double e2 = points[bin+1];
69  G4double d1 = data[bin];
70  G4double d2 = data[bin+1];
71  value = (d1*std::log10(e2/x) + d2*std::log10(x/e1)) / std::log10(e2/e1);
72  }
73  else
74  {
75  value = data[nBins];
76  }
77  return value;
78 }
float bin[41]
Definition: plottest35.C:14
tuple x
Definition: test.py:50
virtual G4RDVDataSetAlgorithm * Clone() const
int G4int
Definition: G4Types.hh:78
G4double Calculate(G4double point, G4int bin, const G4DataVector &energies, const G4DataVector &data) const
const XML_Char int const XML_Char * value
Definition: expat.h:331
double G4double
Definition: G4Types.hh:76
const XML_Char const XML_Char * data
Definition: expat.h:268