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 // J. M. Quesada (August 2008). 00029 // Based on previous work by V. Lara 00030 // 00031 // Modified: 00032 // 03.09.2008 by J. M. Quesada for external choice of inverse 00033 // cross section option (default OPTxs=2) 00034 // 06.09.2008 by JMQ Also external choice has been added for 00035 // superimposed Coulomb barrier (if useSICB=true, default false) 00036 // 20.08.2010 V.Ivanchenko added int Z and A and cleanup; added 00037 // G4ParticleDefinition to constructor 00038 00039 #ifndef G4PreCompoundFragment_h 00040 #define G4PreCompoundFragment_h 1 00041 00042 #include "G4VPreCompoundFragment.hh" 00043 00044 class G4PreCompoundFragment : public G4VPreCompoundFragment 00045 { 00046 public: 00047 00048 G4PreCompoundFragment(const G4ParticleDefinition*, 00049 G4VCoulombBarrier * aCoulombBarrier); 00050 00051 virtual ~G4PreCompoundFragment(); 00052 00053 // ================================================ 00054 // Methods for calculating the emission probability 00055 // ================================================ 00056 00057 // Calculates the total (integrated over kinetic energy) emission 00058 // probability of a fragment 00059 G4double CalcEmissionProbability(const G4Fragment & aFragment); 00060 00061 G4double GetKineticEnergy(const G4Fragment & aFragment); 00062 00063 protected: 00064 00065 virtual G4double 00066 ProbabilityDistributionFunction(G4double K, 00067 const G4Fragment & aFragment) = 0; 00068 00069 private: 00070 // This method performs integration for probability function over 00071 // fragment kinetic energy 00072 G4double IntegrateEmissionProbability(G4double Low, 00073 G4double Up, 00074 const G4Fragment & aFragment); 00075 00076 // default constructor 00077 G4PreCompoundFragment(); 00078 // operators 00079 G4PreCompoundFragment(const G4PreCompoundFragment &right); 00080 const G4PreCompoundFragment& 00081 operator= (const G4PreCompoundFragment &right); 00082 G4int operator==(const G4PreCompoundFragment &right) const; 00083 G4int operator!=(const G4PreCompoundFragment &right) const; 00084 00085 }; 00086 00087 #endif