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: geant4-09-02 $ 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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