| 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 | // $Id: G4HETCFragment.hh,v 1.3 2010/08/28 15:16:55 vnivanch Exp $ |
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| 27 | // GEANT4 tag $Name: geant4-09-03-ref-09 $ |
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| 28 | // |
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| 29 | // by V. Lara |
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| 30 | // |
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| 31 | // Modified: |
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| 32 | // 20.08.2010 V.Ivanchenko added G4Pow and G4PreCompoundParameters pointers |
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| 33 | // use int Z and A and cleanup |
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| 34 | |
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| 35 | #ifndef G4HETCFragment_h |
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| 36 | #define G4HETCFragment_h 1 |
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| 37 | |
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| 38 | #include "G4VPreCompoundFragment.hh" |
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| 39 | #include "Randomize.hh" |
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| 40 | |
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| 41 | class G4HETCFragment : public G4VPreCompoundFragment |
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| 42 | { |
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| 43 | public: |
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| 44 | |
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| 45 | G4HETCFragment(const G4ParticleDefinition*, |
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| 46 | G4VCoulombBarrier * aCoulombBarrier); |
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| 47 | |
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| 48 | virtual ~G4HETCFragment(); |
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| 49 | |
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| 50 | G4double CalcEmissionProbability(const G4Fragment & aFragment); |
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| 51 | |
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| 52 | protected: |
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| 53 | |
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| 54 | virtual G4double K(const G4Fragment & aFragment) = 0; |
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| 55 | |
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| 56 | virtual G4double GetSpinFactor() = 0; |
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| 57 | virtual G4double GetAlpha() = 0; |
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| 58 | virtual G4double GetBeta() = 0; |
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| 59 | |
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| 60 | inline G4double BetaRand(const G4int N, const G4int L) const; |
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| 61 | |
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| 62 | private: |
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| 63 | |
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| 64 | // This method performs integration for probability function over |
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| 65 | // fragment kinetic energy |
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| 66 | G4double IntegrateEmissionProbability(const G4double & Low, |
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| 67 | const G4double & Up, |
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| 68 | const G4Fragment & aFragment); |
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| 69 | |
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| 70 | G4HETCFragment(); |
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| 71 | G4HETCFragment(const G4HETCFragment &right); |
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| 72 | const G4HETCFragment& |
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| 73 | operator= (const G4HETCFragment &right); |
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| 74 | G4int operator==(const G4HETCFragment &right) const; |
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| 75 | G4int operator!=(const G4HETCFragment &right) const; |
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| 76 | |
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| 77 | G4double r2norm; |
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| 78 | }; |
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| 79 | |
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| 80 | inline G4double G4HETCFragment:: |
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| 81 | BetaRand(const G4int N, const G4int L) const |
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| 82 | { |
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| 83 | G4double Y1 = CLHEP::RandGamma::shoot(N,1); |
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| 84 | G4double Y2 = CLHEP::RandGamma::shoot(L,1); |
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| 85 | |
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| 86 | return Y1/(Y1+Y2); |
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| 87 | } |
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| 88 | |
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| 89 | #endif |
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