Gabriele Cosmo
143 lines
5.1 KiB
C++
143 lines
5.1 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: G4MuBremsstrahlung.hh,v 1.8 2000/05/23 09:55:37 urban Exp $
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// GEANT4 tag $Name: geant4-03-00 $
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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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// 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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// -------- G4MuBremsstrahlung physics process ---------
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// by Laszlo Urban, September 1997
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// ************************************************************
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// 10/02/00 modifications , new e.m. structure, L.Urban
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//
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#ifndef G4MuBremsstrahlung_h
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#define G4MuBremsstrahlung_h 1
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#include "G4ios.hh"
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#include "globals.hh"
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#include "Randomize.hh"
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#include "G4VMuEnergyLoss.hh"
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#include "G4Track.hh"
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#include "G4Step.hh"
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#include "G4OrderedTable.hh"
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#include "G4PhysicsTable.hh"
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#include "G4PhysicsLogVector.hh"
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class G4MuBremsstrahlung : public G4VMuEnergyLoss
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{
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public:
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G4MuBremsstrahlung(const G4String& processName = "MuBrems");
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~G4MuBremsstrahlung();
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G4bool IsApplicable(const G4ParticleDefinition&);
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void BuildPhysicsTable(const G4ParticleDefinition& ParticleType);
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void BuildLossTable(const G4ParticleDefinition& ParticleType);
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void BuildLambdaTable(const G4ParticleDefinition& ParticleType);
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void PrintInfoDefinition() ;
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G4double GetMeanFreePath(const G4Track& track,
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G4double previousStepSize,
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G4ForceCondition* condition ) ;
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G4VParticleChange *PostStepDoIt(const G4Track& track,
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const G4Step& Step ) ;
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G4double GetDMicroscopicCrossSection(
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const G4ParticleDefinition* ParticleType,
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G4double KineticEnergy,
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G4double AtomicNumber,
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G4double AtomicMass,
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G4double GammaEnergy);
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protected:
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G4double ComputeMeanFreePath( const G4ParticleDefinition* ParticleType,
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G4double KineticEnergy,
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const G4Material* aMaterial);
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void ComputePartialSumSigma( const G4ParticleDefinition* ParticleType,
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G4double KineticEnergy,
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const G4Material* aMaterial);
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virtual G4double ComputeMicroscopicCrossSection(
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const G4ParticleDefinition* ParticleType,
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G4double KineticEnergy,
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G4double AtomicNumber,
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G4double AtomicMass,
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G4double GammaEnergyCut);
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virtual G4double ComputeDMicroscopicCrossSection(
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const G4ParticleDefinition* ParticleType,
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G4double KineticEnergy,
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G4double AtomicNumber,
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G4double AtomicMass,
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G4double GammaEnergy);
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private:
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G4MuBremsstrahlung & operator=(const G4MuBremsstrahlung &right);
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G4MuBremsstrahlung(const G4MuBremsstrahlung&);
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G4double ComputeBremLoss(const G4ParticleDefinition* ParticleType,
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G4double Z,G4double A,
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G4double T, G4double Cut);
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G4Element* SelectRandomAtom(G4Material* aMaterial) const;
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void MakeSamplingTables( const G4ParticleDefinition* ParticleType );
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private:
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G4PhysicsTable* theMeanFreePathTable ;
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G4OrderedTable PartialSumSigma;
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static G4double LowerBoundLambda ; // bining for lambda table
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static G4double UpperBoundLambda ;
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static G4int NbinLambda ;
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G4double LowestKineticEnergy,HighestKineticEnergy ;
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G4int TotBin ;
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const G4double* GammaCutInKineticEnergy;
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G4double GammaCutInKineticEnergyNow;
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// tables for sampling ..............
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static G4int nzdat,ntdat,NBIN ;
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static G4double zdat[5],adat[5],tdat[8] ;
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static G4double ya[1001],proba[5][8][1001] ;
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static G4double CutFixed ;
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public:
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static void SetLowerBoundLambda(G4double val) {LowerBoundLambda = val;};
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static void SetUpperBoundLambda(G4double val) {UpperBoundLambda = val;};
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static void SetNbinLambda(G4int n) {NbinLambda = n;};
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static G4double GetLowerBoundLambda() { return LowerBoundLambda;};
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static G4double GetUpperBoundLambda() { return UpperBoundLambda;};
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static G4int GetNbinLambda() {return NbinLambda;};
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};
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#include "G4MuBremsstrahlung.icc"
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#endif
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