source: trunk/source/processes/hadronic/models/parton_string/diffraction/include/G4DiffractiveExcitation.hh@ 900

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// $Id: G4DiffractiveExcitation.hh,v 1.1 2007/05/25 06:56:53 vuzhinsk Exp $

#ifndef G4DiffractiveExcitation_h
#define G4DiffractiveExcitation_h 1
// ------------------------------------------------------------
//      GEANT 4 class header file
//
//      ---------------- G4DiffractiveExcitation --------------
//             by Gunter Folger, October 1998.
//      diffractive Excitation used by strings models
//      Take a projectile and a target
//      excite the projectile and target
// ------------------------------------------------------------

#include "globals.hh"
class G4VSplitableHadron;
class G4ExcitedString;
#include "G4ThreeVector.hh"

class G4DiffractiveExcitation 
{

  public:

      G4DiffractiveExcitation();                           // Uzhi
      virtual ~G4DiffractiveExcitation();

      virtual G4bool ExciteParticipants (G4VSplitableHadron *aPartner, G4VSplitableHadron * bPartner) const;
      virtual G4ExcitedString * String(G4VSplitableHadron * aHadron, G4bool isProjectile) const;
      
//      void SetPtWidth(G4double aValue) { widthOfPtSquare = aValue*aValue; }
//      void SetExtraMass(G4double aValue) { minExtraMass = aValue; }
//      void SetMinimumMass(G4double aValue) { minmass = aValue; }


  private:

      G4DiffractiveExcitation(const G4DiffractiveExcitation &right);
      
//    G4double ChooseX(G4double Xmin, G4double Xmax) const;                       // Uzhi
      G4double ChooseP(G4double Pmin, G4double Pmax) const;                       // Uzhi

//    G4ThreeVector GaussianPt(G4double widthSquare, G4double maxPtSquare) const;
      G4ThreeVector GaussianPt(G4double  AveragePt2, G4double maxPtSquare) const;  // Uzhi
      
      const G4DiffractiveExcitation & operator=(const G4DiffractiveExcitation &right);
      int operator==(const G4DiffractiveExcitation &right) const;
      int operator!=(const G4DiffractiveExcitation &right) const;

  private:
// Model Parameters:
/*                                                                                // Uzhi
        const G4double widthOfPtSquare; // width^2 of pt for string excitation    
        const G4double minExtraMass;    // minimum excitation mass                
        const G4double minmass; // mean pion transverse mass; used for Xmin       
*/                                                                                // Uzhi
};

#endif