Gabriele Cosmo
176 lines
5.6 KiB
C++
176 lines
5.6 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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// $Id:$
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// GEANT4 tag $Name: not supported by cvs2svn $
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//
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//
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//---------------------------------------------------------------
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// GEANT 4 class header file
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//
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// G4Physics2DVector.hh
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//
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// Class description:
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//
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// A 2-dimentional vector with linear interpolation.
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// Author: Vladimir Ivanchenko
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//
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// Creation date: 25.09.2011
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//---------------------------------------------------------------
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#ifndef G4Physics2DVector_h
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#define G4Physics2DVector_h 1
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#include "globals.hh"
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#include "G4ios.hh"
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#include <iostream>
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#include <fstream>
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#include <vector>
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#include "G4Physics2DVectorCache.hh"
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#include "G4PhysicsVectorType.hh"
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typedef std::vector<G4double> G4PV2DDataVector;
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class G4Physics2DVector
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{
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public: // with description
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G4Physics2DVector();
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G4Physics2DVector(size_t nx, size_t ny);
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// constructors
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G4Physics2DVector(const G4Physics2DVector&);
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G4Physics2DVector& operator=(const G4Physics2DVector&);
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// Copy constructor and assignment operator.
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~G4Physics2DVector();
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// destructor
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inline G4double Value(G4double x, G4double y);
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// Main method to interpolate 2D vector
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inline void PutX(size_t idx, G4double value);
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inline void PutY(size_t idy, G4double value);
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inline void PutValue(size_t idx, size_t idy, G4double value);
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void PutVectors(const std::vector<G4double>& vecX,
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const std::vector<G4double>& vecY);
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// Methods to fill vector
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// Take note that the 'index' starts from '0'.
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void ScaleVector(G4double factor);
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// Scale all values of the vector by factor,
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// This method may be applied
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// for example after Retrieve a vector from an external file to
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// convert values into Geant4 units
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inline G4double GetX(size_t index) const;
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inline G4double GetY(size_t index) const;
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inline G4double GetValue(size_t idx, size_t idy) const;
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// Returns simply the values of the vector by index
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// of the energy vector. The boundary check will not be done.
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inline size_t GetLengthX() const;
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inline size_t GetLengthY() const;
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// Get the lengths of the vector.
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inline G4PhysicsVectorType GetType() const;
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// Get physics vector type
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inline void SetBicubicInterpolation(G4bool);
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// Activate/deactivate bicubic interpolation.
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void Store(std::ofstream& fOut);
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G4bool Retrieve(std::ifstream& fIn);
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// To store/retrieve persistent data to/from file streams.
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inline G4double GetLastX() const;
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inline G4double GetLastY() const;
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inline G4double GetLastValue() const;
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inline size_t GetLastBinX() const;
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inline size_t GetLastBinY() const;
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// Get cache values
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inline void SetVerboseLevel(G4int value);
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inline G4int GetVerboseLevel() const;
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// Set/Get Verbose level
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protected:
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void PrepareVectors();
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void ClearVectors();
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void CopyData(const G4Physics2DVector& vec);
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void ComputeValue(G4double x, G4double y);
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// Main method to interpolate 2D vector
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// by default by linear interpolation
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void BicubicInterpolation(size_t idx, size_t idy);
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// Bicubic interpolation of 2D vector
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size_t FindBinLocation(G4double z, const G4PV2DDataVector&);
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// Main method to local bin
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inline void FindBin(G4double z, const G4PV2DDataVector&,
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size_t& lastidx);
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inline void FindBinLocationX(G4double x);
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inline void FindBinLocationY(G4double y);
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// Find the bin# in which theEnergy belongs
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// Starting from 0
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private:
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inline G4double DerivativeX(size_t idx, size_t idy, G4double fac);
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inline G4double DerivativeY(size_t idx, size_t idy, G4double fac);
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inline G4double DerivativeXY(size_t idx, size_t idy, G4double fac);
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// computation of derivatives
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G4int operator==(const G4Physics2DVector &right) const ;
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G4int operator!=(const G4Physics2DVector &right) const ;
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G4PhysicsVectorType type; // The type of PhysicsVector (enumerator)
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size_t numberOfXNodes;
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size_t numberOfYNodes;
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G4Physics2DVectorCache* cache;
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G4PV2DDataVector xVector;
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G4PV2DDataVector yVector;
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std::vector<G4PV2DDataVector*> value;
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G4int verboseLevel;
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G4bool useBicubic;
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};
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#include "G4Physics2DVector.icc"
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#endif
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