Gabriele Cosmo
71 lines
2.8 KiB
C++
71 lines
2.8 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// Created 25.03.2025 V.Ivanchenko
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// on base of codes of S.Incerti & M.Karamitros
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//
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// Double differential cross section data structure
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//
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#ifndef G4DNASamplingTable_HH
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#define G4DNASamplingTable_HH 1
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#include "globals.hh"
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#include <vector>
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class G4DNASamplingTable
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{
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public:
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explicit G4DNASamplingTable(std::size_t npoint);
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~G4DNASamplingTable();
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void LoadData(const G4String& filename, G4double factorE, G4double scaleFactor,
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G4bool verbose);
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G4double GetValue(G4double ekinPrimary, G4double ekinSecondary, G4int shell) const;
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G4double SampleCumulative(G4double ekinPrimary, G4int shell) const;
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G4DNASamplingTable(const G4DNASamplingTable & copy) = delete;
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G4DNASamplingTable& operator=(const G4DNASamplingTable& right) = delete;
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private:
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G4int GetIndex(const std::vector<G4double>&, G4double x) const;
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G4double VecInterpolation(const std::vector<G4double>* ener,
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const std::vector<G4double>* val, G4double energy) const;
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G4double Interpolate(G4double e1, G4double e2, G4double e,
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G4double xs1, G4double xs2) const;
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G4int fNpoints{0};
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std::vector<G4double> fPrimaryEnergy;
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std::vector<std::vector<G4double>* > fSecEnergy;
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std::vector<std::vector<G4double>* > fPDF[5];
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};
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#endif
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