Gabriele Cosmo
92 lines
3.5 KiB
C++
92 lines
3.5 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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// $Id: G4CrossSectionPairGG.hh 93682 2015-10-28 10:09:49Z gcosmo $
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// $ GEANT4 tag $Name: not supported by cvs2svn $
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//
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// Class G4CrossSectionPairGG
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//
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// Extend a cross section to higher energies using
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// G4ComponentGGHadronNucleusXsc at high energies.
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// Smoothly join cross section sets by scaling GG at a given
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// transition energy to match the given low energy cross section.
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//
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// Author: Gunter Folger
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// November 2010
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//
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#ifndef G4CrossSectionPairGG_h
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#define G4CrossSectionPairGG_h
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#include "globals.hh"
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#include "G4VCrossSectionDataSet.hh"
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#include "G4ParticleDefinition.hh"
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#include <valarray>
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#include <iostream>
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class G4NistManager;
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class G4ComponentGGHadronNucleusXsc;
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class G4CrossSectionPairGG : public G4VCrossSectionDataSet
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{
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private:
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G4CrossSectionPairGG();
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G4CrossSectionPairGG(const G4CrossSectionPairGG&);
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G4CrossSectionPairGG& operator=(const G4CrossSectionPairGG&);
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public:
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G4CrossSectionPairGG(G4VCrossSectionDataSet * low,
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// G4VCrossSectionDataSet * high,
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G4double Etransit);
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virtual ~G4CrossSectionPairGG();
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virtual void CrossSectionDescription(std::ostream&) const;
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virtual
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G4bool IsElementApplicable(const G4DynamicParticle*, G4int Z,
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const G4Material* mat = 0);
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virtual
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G4double GetElementCrossSection(const G4DynamicParticle*, G4int Z,
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const G4Material* mat = 0);
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virtual void BuildPhysicsTable(const G4ParticleDefinition&);
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virtual void DumpPhysicsTable(const G4ParticleDefinition&);
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private:
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G4NistManager* NistMan;
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G4VCrossSectionDataSet * theLowX;
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G4ComponentGGHadronNucleusXsc * theHighX;
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G4double ETransition;
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typedef std::valarray<G4double> XS_factors;
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typedef std::pair<const G4ParticleDefinition *, XS_factors > ParticleXScale;
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std::vector<ParticleXScale> scale_factors;
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};
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#endif
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