00001 // 00002 // ******************************************************************** 00003 // * License and Disclaimer * 00004 // * * 00005 // * The Geant4 software is copyright of the Copyright Holders of * 00006 // * the Geant4 Collaboration. It is provided under the terms and * 00007 // * conditions of the Geant4 Software License, included in the file * 00008 // * LICENSE and available at http://cern.ch/geant4/license . These * 00009 // * include a list of copyright holders. * 00010 // * * 00011 // * Neither the authors of this software system, nor their employing * 00012 // * institutes,nor the agencies providing financial support for this * 00013 // * work make any representation or warranty, express or implied, * 00014 // * regarding this software system or assume any liability for its * 00015 // * use. Please see the license in the file LICENSE and URL above * 00016 // * for the full disclaimer and the limitation of liability. * 00017 // * * 00018 // * This code implementation is the result of the scientific and * 00019 // * technical work of the GEANT4 collaboration. * 00020 // * By using, copying, modifying or distributing the software (or * 00021 // * any work based on the software) you agree to acknowledge its * 00022 // * use in resulting scientific publications, and indicate your * 00023 // * acceptance of all terms of the Geant4 Software license. * 00024 // ******************************************************************** 00025 // 00026 // $Id$ 00027 // 00028 // by V. Lara 00029 // 01.05.2008 J. M. Quesada . New methods for accessing to individual transition 00030 // probabilities (landa+, landa-, landa0) from G4PreCompoundModel 00031 // 20.08.2010 V.Ivanchenko move constructor and destructor to the source 00032 00033 #ifndef G4PreCompoundTransitions_h 00034 #define G4PreCompoundTransitions_h 1 00035 00036 // Compute transition probailities: 00037 // TransitionProb1 => probability of transition with \Delta N = +2 00038 // number of excitons will be increased on 2 00039 // TransitionProb2 => probability of transition with \Delta N = -2 00040 // number of excitons will be decreased on 2 00041 // TransitionProb3 => probability of transition with \Delta N = 0 00042 // number of excitons will be the same 00043 00044 #include "G4VPreCompoundTransitions.hh" 00045 00046 #include "globals.hh" 00047 #include "G4Fragment.hh" 00048 00049 class G4ParticleDefinition; 00050 class G4Pow; 00051 00052 class G4PreCompoundTransitions : public G4VPreCompoundTransitions 00053 { 00054 public: 00055 00056 G4PreCompoundTransitions(); 00057 00058 virtual ~G4PreCompoundTransitions(); 00059 00060 virtual G4double CalculateProbability(const G4Fragment & aFragment); 00061 00062 virtual void PerformTransition(G4Fragment & aFragment); 00063 00064 private: 00065 00066 G4PreCompoundTransitions(const G4PreCompoundTransitions &); 00067 const G4PreCompoundTransitions& operator=(const G4PreCompoundTransitions &right); 00068 G4bool operator==(const G4PreCompoundTransitions &right) const; 00069 G4bool operator!=(const G4PreCompoundTransitions &right) const; 00070 00071 G4Pow* g4pow; 00072 const G4ParticleDefinition* proton; 00073 00074 G4double FermiEnergy; 00075 G4double r0; // Nuclear radius 00076 G4double aLDP;// Level density parameter 00077 }; 00078 00079 #endif