| 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: G4LundStringFragmentation.hh,v 1.6 2008/04/25 14:20:14 vuzhinsk Exp $ |
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| 28 | // GEANT4 tag $Name: geant4-09-03 $ Maxim Komogorov |
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| 29 | // |
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| 30 | // ----------------------------------------------------------------------------- |
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| 31 | // GEANT 4 class implementation file |
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| 32 | // |
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| 33 | // History: first implementation, Maxim Komogorov, 10-Jul-1998 |
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| 34 | // ----------------------------------------------------------------------------- |
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| 35 | |
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| 36 | #ifndef G4LundStringFragmentation_h |
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| 37 | #define G4LundStringFragmentation_h 1 |
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| 38 | |
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| 39 | #include "G4VLongitudinalStringDecay.hh" |
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| 40 | |
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| 41 | //************************************************************************************************************** |
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| 42 | |
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| 43 | class G4LundStringFragmentation: public G4VLongitudinalStringDecay |
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| 44 | { |
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| 45 | public: |
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| 46 | |
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| 47 | G4LundStringFragmentation(); |
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| 48 | G4LundStringFragmentation(const G4LundStringFragmentation &right); |
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| 49 | virtual ~G4LundStringFragmentation(); |
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| 50 | |
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| 51 | const G4LundStringFragmentation & operator=(const G4LundStringFragmentation &right); |
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| 52 | int operator==(const G4LundStringFragmentation &right) const; |
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| 53 | int operator!=(const G4LundStringFragmentation &right) const; |
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| 54 | |
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| 55 | virtual G4KineticTrackVector* FragmentString(const G4ExcitedString& theString); |
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| 56 | |
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| 57 | private: |
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| 58 | void SetMinimalStringMass(const G4FragmentingString * const string); |
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| 59 | void SetMinimalStringMass2(const G4double aValue); |
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| 60 | |
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| 61 | virtual G4bool StopFragmenting(const G4FragmentingString * const string); |
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| 62 | virtual G4bool IsFragmentable(const G4FragmentingString * const string); |
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| 63 | |
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| 64 | virtual G4bool SplitLast(G4FragmentingString * string, |
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| 65 | G4KineticTrackVector * LeftVector, |
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| 66 | G4KineticTrackVector * RightVector); |
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| 67 | |
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| 68 | virtual void Sample4Momentum(G4LorentzVector* Mom, G4double Mass, |
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| 69 | G4LorentzVector* AntiMom, G4double AntiMass, |
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| 70 | G4double InitialMass); |
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| 71 | |
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| 72 | virtual G4LorentzVector * SplitEandP(G4ParticleDefinition * pHadron, |
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| 73 | G4FragmentingString * string, |
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| 74 | G4FragmentingString * newString); // Uzhi |
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| 75 | |
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| 76 | virtual G4double GetLightConeZ(G4double zmin, G4double zmax, |
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| 77 | G4int PartonEncoding, |
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| 78 | G4ParticleDefinition* pHadron, |
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| 79 | G4double Px, G4double Py); |
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| 80 | |
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| 81 | private: |
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| 82 | // ------ For estimation of a minimal string mass --------------- |
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| 83 | G4double Mass_of_light_quark; |
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| 84 | G4double Mass_of_heavy_quark; |
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| 85 | G4double Mass_of_string_junction; |
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| 86 | // ------ An estimated minimal string mass ---------------------- |
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| 87 | G4double MinimalStringMass; |
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| 88 | G4double MinimalStringMass2; |
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| 89 | // ------ Minimal invariant mass used at a string fragmentation - |
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| 90 | G4double WminLUND; |
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| 91 | }; |
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| 92 | |
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| 93 | //************************************************************************************************************** |
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| 94 | // Class G4LundStringFragmentation |
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| 95 | #endif |
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| 96 | |
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| 97 | |
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