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1 // 2 // ******************************************************************** 3 // * License and Disclaimer * 4 // * * 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. * 10 // * * 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitation of liability. * 17 // * * 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************************************** 25 // 26 // 27 28 #ifndef G4SingleDiffractiveExcitation_h 29 #define G4SingleDiffractiveExcitation_h 1 30 // ------------------------------------------------------------ 31 // GEANT 4 class header file 32 // 33 // ---------------- G4SingleDiffractiveExcitation -------------- 34 // by Gunter Folger, October 1998. 35 // diffractive Excitation used by strings models 36 // Take a projectile and a target 37 // excite the projectile and target 38 // ------------------------------------------------------------ 39 40 //#include "G4SystemOfUnits.hh" 41 #include "globals.hh" 42 #include "G4ThreeVector.hh" 43 #include "G4QGSDiffractiveExcitation.hh" 44 45 class G4VSplitableHadron; 46 class G4ExcitedString; 47 48 class G4SingleDiffractiveExcitation : public G4QGSDiffractiveExcitation 49 { 50 public: 51 G4SingleDiffractiveExcitation(); 52 ~G4SingleDiffractiveExcitation(); 53 54 G4bool ExciteParticipants (G4VSplitableHadron *aPartner, G4VSplitableHadron * bPartner, 55 G4bool ProjectileDiffraction) const; 56 57 private: 58 G4SingleDiffractiveExcitation(const G4SingleDiffractiveExcitation &right); 59 60 G4double ChooseX(G4double Xmin, G4double Xmax) const; 61 G4ThreeVector GaussianPt(G4double widthSquare, G4double maxPtSquare) const; 62 63 const G4SingleDiffractiveExcitation & operator=(const G4SingleDiffractiveExcitation &right); 64 G4bool operator==(const G4SingleDiffractiveExcitation &right) const; 65 G4bool operator!=(const G4SingleDiffractiveExcitation &right) const; 66 }; 67 68 #endif 69