| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | //
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| 27 | //
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| 28 | // Author: Luciano Pandola (Luciano.Pandola@cern.ch)
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| 29 | //
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| 30 | // History:
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| 31 | // -----------
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| 32 | // 17 Feb 2003 LP Created
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| 33 | // 17 Dec 2003 LP Bug fixed (removed memory leak)
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| 34 | //
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| 35 | // -------------------------------------------------------------------
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| 36 | // Class description:
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| 37 | // Cubic spline interpolation and momentum calculation of given order
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| 38 | // obtained by linear interpolation
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| 39 | // -------------------------------------------------------------------
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| 40 |
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| 41 | #ifndef G4PENELOPEINTERPOLATOR_HH
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| 42 | #define G4PENELOPEINTERPOLATOR_HH 1
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| 43 |
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| 44 | #include "globals.hh"
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| 45 |
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| 46 | class G4DataVector;
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| 47 | class G4PenelopeInterpolator
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| 48 | {
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| 49 | public:
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| 50 |
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| 51 | G4PenelopeInterpolator(G4double* pX, G4double* pY, G4int nbOfData, G4double S1=0, G4double SN=0);
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| 52 |
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| 53 | ~G4PenelopeInterpolator();
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| 54 |
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| 55 | G4double CubicSplineInterpolation(G4double xx);
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| 56 | G4double FirstDerivative(G4double xx);
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| 57 | G4double CalculateMomentum(G4double UpperLimit,G4int MomentumOrder);
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| 58 |
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| 59 | private:
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| 60 | G4int FindBin(G4double xx);
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| 61 | //coefficients
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| 62 | G4DataVector* a;
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| 63 | G4DataVector* b;
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| 64 | G4DataVector* c;
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| 65 | G4DataVector* d;
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| 66 | //stored data
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| 67 | G4DataVector* x;
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| 68 | G4DataVector* y;
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| 69 | };
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| 70 |
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| 71 | #endif
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| 72 |
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