| 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: G4QGSDiffractiveExcitation.hh,v 1.1 2007/05/25 07:30:47 gunter Exp $ |
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| 28 | |
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| 29 | #ifndef G4QGSDiffractiveExcitation_h |
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| 30 | #define G4QGSDiffractiveExcitation_h 1 |
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| 31 | // ------------------------------------------------------------ |
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| 32 | // GEANT 4 class header file |
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| 33 | // |
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| 34 | // ---------------- G4QGSDiffractiveExcitation -------------- |
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| 35 | // by Gunter Folger, October 1998. |
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| 36 | // diffractive Excitation used by strings models |
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| 37 | // Take a projectile and a target |
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| 38 | // excite the projectile and target |
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| 39 | // ------------------------------------------------------------ |
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| 40 | |
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| 41 | // Modified: |
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| 42 | // 25-05-07 : G.Folger |
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| 43 | // move from management/G4DiffractiveExcitation to to qgsm/G4QGSDiffractiveExcitation |
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| 44 | // |
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| 45 | |
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| 46 | #include "globals.hh" |
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| 47 | class G4VSplitableHadron; |
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| 48 | class G4ExcitedString; |
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| 49 | #include "G4ThreeVector.hh" |
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| 50 | |
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| 51 | class G4QGSDiffractiveExcitation |
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| 52 | { |
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| 53 | |
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| 54 | public: |
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| 55 | |
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| 56 | G4QGSDiffractiveExcitation(); // Uzhi |
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| 57 | virtual ~G4QGSDiffractiveExcitation(); |
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| 58 | |
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| 59 | virtual G4bool ExciteParticipants (G4VSplitableHadron *aPartner, G4VSplitableHadron * bPartner) const; |
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| 60 | virtual G4ExcitedString * String(G4VSplitableHadron * aHadron, G4bool isProjectile) const; |
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| 61 | |
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| 62 | // void SetPtWidth(G4double aValue) { widthOfPtSquare = aValue*aValue; } |
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| 63 | // void SetExtraMass(G4double aValue) { minExtraMass = aValue; } |
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| 64 | // void SetMinimumMass(G4double aValue) { minmass = aValue; } |
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| 65 | |
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| 66 | |
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| 67 | private: |
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| 68 | |
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| 69 | G4QGSDiffractiveExcitation(const G4QGSDiffractiveExcitation &right); |
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| 70 | |
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| 71 | // G4double ChooseX(G4double Xmin, G4double Xmax) const; // Uzhi |
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| 72 | G4double ChooseP(G4double Pmin, G4double Pmax) const; // Uzhi |
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| 73 | |
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| 74 | // G4ThreeVector GaussianPt(G4double widthSquare, G4double maxPtSquare) const; |
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| 75 | G4ThreeVector GaussianPt(G4double AveragePt2, G4double maxPtSquare) const; // Uzhi |
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| 76 | |
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| 77 | const G4QGSDiffractiveExcitation & operator=(const G4QGSDiffractiveExcitation &right); |
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| 78 | int operator==(const G4QGSDiffractiveExcitation &right) const; |
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| 79 | int operator!=(const G4QGSDiffractiveExcitation &right) const; |
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| 80 | |
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| 81 | private: |
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| 82 | // Model Parameters: |
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| 83 | /* // Uzhi |
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| 84 | const G4double widthOfPtSquare; // width^2 of pt for string excitation |
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| 85 | const G4double minExtraMass; // minimum excitation mass |
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| 86 | const G4double minmass; // mean pion transverse mass; used for Xmin |
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| 87 | */ // Uzhi |
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| 88 | }; |
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| 89 | |
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| 90 | #endif |
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