| Geant4 Cross Reference |
1 //
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18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
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24 // ********************************************************************
25 //
26 //
27 //
28 // Author: Elena Guardincerri (Elena.Guardincerri@ge.infn.it)
29 //
30 // History:
31 // -----------
32 // 28 Nov 2001 Elena Guardincerri Created
33 //
34 // -------------------------------------------------------------------
35
36 #include "XrayFluoNormalization.hh"
37 #include "XrayFluoDataSet.hh"
38 #include "G4SystemOfUnits.hh"
39 #include "G4VDataSetAlgorithm.hh"
40 #include "G4LogLogInterpolation.hh"
41
42 XrayFluoNormalization::XrayFluoNormalization()
43
44 { }
45
46 XrayFluoNormalization::~XrayFluoNormalization()
47
48 { }
49
50 const XrayFluoDataSet* XrayFluoNormalization::Normalize(G4double minIntExtreme, G4double maxIntExtreme, G4int nBins, G4String fileName)
51 {
52
53 G4VDataSetAlgorithm* interpolation = new G4LogLogInterpolation();
54
55 XrayFluoDataSet* dataSet =
56 new XrayFluoDataSet(1,fileName,interpolation,keV,1);
57
58 G4double integral = Integrate(minIntExtreme, maxIntExtreme, nBins, dataSet);
59
60 G4VDataSetAlgorithm* interpolation2 = new G4LogLogInterpolation();
61
62 XrayFluoDataSet* finalDataSet = new XrayFluoDataSet(1,fileName,interpolation2,keV,1/(integral/keV));
63 return finalDataSet;
64 }
65
66 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
67
68 G4double XrayFluoNormalization::Integrate(G4double minIntExtreme, G4double maxIntExtreme, G4int nBins, XrayFluoDataSet* dataSet)
69 {
70 G4double partialHeight = 0;
71 G4int id = 0;
72 G4double lenghtOfBins = (maxIntExtreme - minIntExtreme)/nBins;
73
74 for (G4int i = 0; i<nBins; i++)
75 {
76 G4double midPoint = minIntExtreme + i*lenghtOfBins+lenghtOfBins/2;
77
78 G4double heightOfRectangle = dataSet->FindValue(midPoint,id);
79
80 partialHeight += heightOfRectangle;
81
82 }
83
84 G4double integral = lenghtOfBins * partialHeight;
85
86 delete dataSet;
87 dataSet = 0;
88 return integral;
89 }
90
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94