Gabriele Cosmo
101 lines
2.8 KiB
C++
101 lines
2.8 KiB
C++
// This code implementation is the intellectual property of
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// the GEANT4 collaboration.
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//
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// By copying, distributing or modifying the Program (or any work
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// based on the Program) you indicate your acceptance of this statement,
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// and all its terms.
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//
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// $Id: G4LowEnergyCompton.hh,v 1.3.8.1 1999/12/07 20:50:19 gunter Exp $
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// GEANT4 tag $Name: geant4-01-00 $
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//
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//
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// ------------------------------------------------------------
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// GEANT 4 class header file --- Copyright CERN 1995
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// CERN Geneva Switzerland
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//
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// For information related to this code contact:
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// CERN, CN Division, ASD group
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// History: first implementation, based on object model of
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// 2nd December 1995, G.Cosmo
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// ------------ G4LowEnergyCompton physics process ------
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// by Michel Maire, April 1996
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// ************************************************************
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// 01-02-96, First implementation A.Forti
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// 21-06-96, SetCuts implementation, M.Maire
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// 06-01-97, crossection table + meanfreepath table, M.Maire
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// 17-02-97, New Physics scheme
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// 25-02-97, GetMeanFreePath() now is public function
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// 12-03-97, new physics scheme again
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// ------------------------------------------------------------
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#ifndef G4LowEnergyCompton_h
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#define G4LowEnergyCompton_h
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// Base Class Headers
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#include "G4VDiscreteProcess.hh"
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// Contained Variables Headers
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#include "G4LowEnergyUtilities.hh"
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#include "G4Gamma.hh"
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class G4LowEnergyCompton : public G4VDiscreteProcess{
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private:
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// hide assignment operator as private
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G4LowEnergyCompton& operator=(const G4LowEnergyCompton &right);
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G4LowEnergyCompton(const G4LowEnergyCompton& );
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public:
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G4LowEnergyCompton(const G4String& processName ="LowEnCompton");
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~G4LowEnergyCompton();
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G4bool IsApplicable(const G4ParticleDefinition&);
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void BuildPhysicsTable(const G4ParticleDefinition& GammaType);
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G4double GetMeanFreePath(const G4Track& aTrack,
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G4double previousStepSize,
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G4ForceCondition* condition);
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G4VParticleChange* PostStepDoIt(const G4Track& aTrack, const G4Step& aStep);
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protected:
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void BuildScatteringFunctionTable();
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void BuildCrossSectionTable();
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void BuildMeanFreePathTable();
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void BuildZVec();
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private:
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G4Element* SelectRandomAtom(const G4DynamicParticle*, G4Material*);
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G4SecondLevel* theCrossSectionTable;
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G4SecondLevel* theScatteringFunctionTable;
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G4PhysicsTable* theMeanFreePathTable;
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G4Data* ZNumVec;
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G4LowEnergyUtilities util;
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G4double LowestEnergyLimit; // low energy limit of the crosssection data
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G4double HighestEnergyLimit; // high energy limit of the crosssection data
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G4int NumbBinTable; // number of bins in the data tables
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G4double MeanFreePath; // actual Mean Free Path (current medium)
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};
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#include "G4LowEnergyCompton.icc"
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#endif
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