| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | //
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| 27 | // $Id: G4VXTRenergyLoss.hh,v 1.24 2007/09/29 17:49:34 vnivanch Exp $
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| 28 | // GEANT4 tag $Name: geant4-09-04-beta-01 $
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| 29 | //
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| 30 | //
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| 31 | ///////////////////////////////////////////////////////////////////////////
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| 32 | //
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| 33 | // base class for 'fast' parametrisation model describing X-ray transition
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| 34 | // created in some G4Envelope. Anglur distribuiton is very rough !!! (see DoIt
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| 35 | // method
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| 36 | //
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| 37 | // History:
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| 38 | // 06.10.05 V. Grichine first step to discrete process
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| 39 | // 15.01.02 V. Grichine first version
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| 40 | // 28.07.05, P.Gumplinger add G4ProcessType to constructor
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| 41 | // 28.09.07, V.Ivanchenko general cleanup without change of algorithms
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| 42 | //
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| 43 |
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| 44 | #ifndef G4VXTRenergyLoss_h
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| 45 | #define G4VXTRenergyLoss_h 1
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| 46 |
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| 47 | #include <complex>
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| 48 | #include "globals.hh"
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| 49 | #include "Randomize.hh"
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| 50 |
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| 51 | #include "G4LogicalVolume.hh"
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| 52 |
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| 53 | #include "G4PhysicsTable.hh"
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| 54 | #include "G4PhysicsLogVector.hh"
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| 55 | #include "G4Gamma.hh"
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| 56 | #include "G4ThreeVector.hh"
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| 57 | #include "G4ParticleMomentum.hh"
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| 58 | #include "G4Step.hh"
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| 59 | #include "G4Track.hh"
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| 60 | #include "G4VContinuousProcess.hh"
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| 61 | #include "G4VDiscreteProcess.hh"
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| 62 | #include "G4DynamicParticle.hh"
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| 63 | #include "G4Material.hh"
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| 64 | #include "G4PhysicsTable.hh"
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| 65 | #include "G4MaterialPropertiesTable.hh"
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| 66 | #include "G4PhysicsOrderedFreeVector.hh"
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| 67 | #include "G4Integrator.hh"
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| 68 | #include "G4ParticleChange.hh"
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| 69 |
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| 70 | class G4SandiaTable;
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| 71 | class G4VParticleChange;
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| 72 | class G4PhysicsFreeVector;
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| 73 |
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| 74 | class G4VXTRenergyLoss : public G4VDiscreteProcess // G4VContinuousProcess
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| 75 | {
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| 76 | public:
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| 77 |
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| 78 | G4VXTRenergyLoss (G4LogicalVolume *anEnvelope,G4Material*,G4Material*,
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| 79 | G4double,G4double,G4int,
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| 80 | const G4String & processName = "XTRenergyLoss",
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| 81 | G4ProcessType type = fElectromagnetic);
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| 82 | virtual ~G4VXTRenergyLoss ();
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| 83 |
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| 84 | // These virtual has to be implemented in inherited particular TR radiators
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| 85 |
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| 86 | virtual G4double GetStackFactor( G4double energy, G4double gamma,
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| 87 | G4double varAngle );
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| 88 |
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| 89 | G4bool IsApplicable(const G4ParticleDefinition&);
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| 90 |
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| 91 | G4VParticleChange* PostStepDoIt(const G4Track& aTrack,
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| 92 | const G4Step& aStep);
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| 93 |
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| 94 | G4double GetMeanFreePath(const G4Track& aTrack,
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| 95 | G4double previousStepSize,
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| 96 | G4ForceCondition* condition);
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| 97 |
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| 98 | void BuildPhysicsTable(const G4ParticleDefinition&);
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| 99 | void BuildTable() ;
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| 100 | void BuildEnergyTable() ;
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| 101 | void BuildAngleTable() ;
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| 102 | void BuildGlobalAngleTable() ;
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| 103 |
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| 104 | G4complex OneInterfaceXTRdEdx( G4double energy,
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| 105 | G4double gamma,
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| 106 | G4double varAngle ) ;
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| 107 |
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| 108 | G4double SpectralAngleXTRdEdx(G4double varAngle) ;
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| 109 |
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| 110 | virtual G4double SpectralXTRdEdx(G4double energy) ;
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| 111 |
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| 112 | G4double AngleSpectralXTRdEdx(G4double energy) ;
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| 113 |
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| 114 | G4double AngleXTRdEdx(G4double varAngle) ;
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| 115 |
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| 116 |
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| 117 | /////////////////////////////////////////////////////////////
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| 118 |
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| 119 | G4double OneBoundaryXTRNdensity( G4double energy,
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| 120 | G4double gamma,
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| 121 | G4double varAngle ) const ;
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| 122 |
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| 123 |
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| 124 | // for photon energy distribution tables
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| 125 |
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| 126 | G4double XTRNSpectralAngleDensity(G4double varAngle) ;
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| 127 | G4double XTRNSpectralDensity(G4double energy) ;
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| 128 |
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| 129 | // for photon angle distribution tables
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| 130 |
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| 131 | G4double XTRNAngleSpectralDensity(G4double energy) ;
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| 132 | G4double XTRNAngleDensity(G4double varAngle) ;
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| 133 |
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| 134 | void GetNumberOfPhotons() ;
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| 135 |
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| 136 | // Auxiliary functions for plate/gas material parameters
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| 137 |
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| 138 | G4double GetPlateFormationZone(G4double,G4double,G4double);
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| 139 | G4complex GetPlateComplexFZ(G4double,G4double,G4double);
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| 140 | void ComputePlatePhotoAbsCof();
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| 141 | G4double GetPlateLinearPhotoAbs(G4double);
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| 142 | void GetPlateZmuProduct() ;
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| 143 | G4double GetPlateZmuProduct(G4double,G4double,G4double);
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| 144 |
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| 145 | G4double GetGasFormationZone(G4double,G4double,G4double);
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| 146 | G4complex GetGasComplexFZ(G4double,G4double,G4double);
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| 147 | void ComputeGasPhotoAbsCof();
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| 148 | G4double GetGasLinearPhotoAbs(G4double);
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| 149 | void GetGasZmuProduct();
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| 150 | G4double GetGasZmuProduct(G4double,G4double,G4double);
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| 151 |
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| 152 | G4double GetPlateCompton(G4double);
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| 153 | G4double GetGasCompton(G4double);
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| 154 | G4double GetComptonPerAtom(G4double,G4double);
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| 155 |
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| 156 | G4double GetXTRrandomEnergy( G4double scaledTkin, G4int iTkin );
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| 157 | G4double GetXTRenergy( G4int iPlace, G4double position, G4int iTransfer );
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| 158 |
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| 159 | G4double GetRandomAngle( G4double energyXTR, G4int iTkin );
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| 160 | G4double GetAngleXTR(G4int iTR,G4double position,G4int iAngle);
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| 161 |
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| 162 | G4double GetGamma() {return fGamma;};
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| 163 | G4double GetEnergy() {return fEnergy;};
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| 164 | G4double GetVarAngle(){return fVarAngle;};
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| 165 |
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| 166 | void SetGamma(G4double gamma) {fGamma = gamma;};
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| 167 | void SetEnergy(G4double energy) {fEnergy = energy;};
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| 168 | void SetVarAngle(G4double varAngle){fVarAngle = varAngle;};
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| 169 | void SetAngleRadDistr(G4bool pAngleRadDistr){fAngleRadDistr=pAngleRadDistr;};
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| 170 | void SetCompton(G4bool pC){fCompton=pC;};
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| 171 |
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| 172 | G4PhysicsLogVector* GetProtonVector(){ return fProtonEnergyVector;};
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| 173 | G4int GetTotBin(){return fTotBin;};
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| 174 | G4PhysicsFreeVector* GetAngleVector(G4double energy, G4int n);
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| 175 |
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| 176 | protected:
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| 177 |
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| 178 | G4ParticleDefinition* fPtrGamma ; // pointer to TR photon
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| 179 |
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| 180 | G4double* fGammaCutInKineticEnergy ; // TR photon cut in energy array
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| 181 |
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| 182 | G4double fGammaTkinCut ; // Tkin cut of TR photon in current mat.
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| 183 | G4LogicalVolume* fEnvelope ;
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| 184 | G4PhysicsTable* fAngleDistrTable ;
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| 185 | G4PhysicsTable* fEnergyDistrTable ;
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| 186 |
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| 187 | G4PhysicsLogVector* fProtonEnergyVector ;
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| 188 | G4PhysicsLogVector* fXTREnergyVector ;
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| 189 |
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| 190 | G4double fTheMinEnergyTR; // min TR energy
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| 191 | G4double fTheMaxEnergyTR; // max TR energy
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| 192 | G4double fMinEnergyTR; // min TR energy in material
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| 193 | G4double fMaxEnergyTR; // max TR energy in material
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| 194 | G4double fTheMaxAngle; // max theta of TR quanta
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| 195 | G4double fTheMinAngle; // max theta of TR quanta
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| 196 | G4double fMaxThetaTR; // max theta of TR quanta
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| 197 | G4int fBinTR; // number of bins in TR vectors
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| 198 |
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| 199 | G4double fMinProtonTkin; // min Tkin of proton in tables
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| 200 | G4double fMaxProtonTkin; // max Tkin of proton in tables
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| 201 | G4int fTotBin; // number of bins in log scale
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| 202 | G4double fGamma; // current Lorentz factor
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| 203 | G4double fEnergy; // energy and
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| 204 | G4double fVarAngle; // angle squared
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| 205 | G4double fLambda;
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| 206 |
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| 207 | G4double fPlasmaCof ; // physical consts for plasma energy
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| 208 | G4double fCofTR ;
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| 209 |
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| 210 | G4bool fExitFlux;
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| 211 | G4bool fAngleRadDistr;
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| 212 | G4bool fCompton;
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| 213 | G4double fSigma1;
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| 214 | G4double fSigma2; // plasma energy Sq of matter1/2
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| 215 |
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| 216 | G4int fMatIndex1;
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| 217 | G4int fMatIndex2;
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| 218 | G4int fPlateNumber;
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| 219 |
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| 220 | G4double fTotalDist;
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| 221 | G4double fPlateThick;
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| 222 | G4double fGasThick;
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| 223 | G4double fAlphaPlate;
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| 224 | G4double fAlphaGas ;
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| 225 |
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| 226 | G4SandiaTable* fPlatePhotoAbsCof;
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| 227 |
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| 228 | G4SandiaTable* fGasPhotoAbsCof;
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| 229 |
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| 230 | G4ParticleChange fParticleChange;
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| 231 |
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| 232 | G4PhysicsTable* fAngleForEnergyTable;
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| 233 | std::vector<G4PhysicsTable*> fAngleBank;
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| 234 |
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| 235 | };
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| 236 |
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| 237 | #endif
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