Gabriele Cosmo
90 lines
3.9 KiB
C++
90 lines
3.9 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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////////////////////////////////////////////////////////////////////////////////
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// Class: G4AdjointInterpolator
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// Author: L. Desorgher
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// Organisation: SpaceIT GmbH
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//
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// Used by G4AdjointCSManager for interpolation purpose.
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////////////////////////////////////////////////////////////////////////////////
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#ifndef G4AdjointInterpolator_h
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#define G4AdjointInterpolator_h 1
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#include "globals.hh"
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#include <vector>
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class G4AdjointInterpolator
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{
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public:
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static G4AdjointInterpolator* GetAdjointInterpolator();
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static G4AdjointInterpolator* GetInstance();
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~G4AdjointInterpolator();
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// Caution: everywhere it is considered that x_vec increases monotically
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G4double LinearInterpolation(G4double& x, G4double& x1, G4double& x2,
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G4double& y1, G4double& y2);
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G4double LogarithmicInterpolation(G4double& x, G4double& x1, G4double& x2,
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G4double& y1, G4double& y2);
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G4double ExponentialInterpolation(G4double& x, G4double& x1, G4double& x2,
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G4double& y1, G4double& y2);
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G4double Interpolation(G4double& x, G4double& x1, G4double& x2, G4double& y1,
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G4double& y2, const G4String& InterPolMethod = "Log");
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std::size_t FindPosition(G4double& x, std::vector<G4double>& x_vec,
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std::size_t ind_min = 0, std::size_t ind_max = 0);
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std::size_t FindPositionForLogVector(G4double& x, std::vector<G4double>& x_vec);
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// xvec should monotically increase
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G4double Interpolate(G4double& x, std::vector<G4double>& x_vec,
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std::vector<G4double>& y_vec,
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const G4String& InterPolMethod = "Log");
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G4double InterpolateWithIndexVector(
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G4double& x, std::vector<G4double>& x_vec, std::vector<G4double>& y_vec,
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std::vector<std::size_t>& index_vec, G4double x0,
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G4double dx); // xvec should monotically increase
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G4double InterpolateForLogVector(G4double& x, std::vector<G4double>& x_vec,
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std::vector<G4double>& y_vec);
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G4AdjointInterpolator(G4AdjointInterpolator&) = delete;
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G4AdjointInterpolator& operator=(const G4AdjointInterpolator& right) = delete;
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private:
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G4AdjointInterpolator();
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static G4ThreadLocal G4AdjointInterpolator* fInstance;
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};
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#endif
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