[819] | 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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[1340] | 26 | // $Id: G4PreCompoundFragmentVector.hh,v 1.7 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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[819] | 28 | // |
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| 29 | // Hadronic Process: Nuclear Preequilibrium |
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[962] | 30 | // by V. Lara |
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| 31 | // |
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[1340] | 32 | // Modified: |
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| 33 | // 03.09.2008 by J. M. Quesada for external choice of inverse |
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[962] | 34 | // cross section option |
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[1340] | 35 | // 06.09.2008 JMQ Also external choice has been added for: |
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| 36 | // - superimposed Coulomb barrier (if useSICB=true) |
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| 37 | // 27.08.2010 V.Ivanchenko simplify and make more efficient by adding extra |
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| 38 | // vector of probabilities, moved constructor and destructor to source, |
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| 39 | // simplify run time computations making inlined |
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| 40 | // |
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[819] | 41 | |
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| 42 | #ifndef G4PreCompoundFragmentVector_h |
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| 43 | #define G4PreCompoundFragmentVector_h 1 |
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| 44 | |
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| 45 | #include "G4VPreCompoundFragment.hh" |
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[1340] | 46 | #include "G4DataVector.hh" |
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| 47 | #include "Randomize.hh" |
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| 48 | #include "globals.hh" |
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| 49 | #include <vector> |
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[819] | 50 | |
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[1340] | 51 | typedef std::vector<G4VPreCompoundFragment*> pcfvector; |
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| 52 | |
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[819] | 53 | class G4PreCompoundFragmentVector |
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| 54 | { |
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| 55 | public: |
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[1340] | 56 | |
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| 57 | G4PreCompoundFragmentVector(pcfvector * avector); |
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| 58 | |
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| 59 | ~G4PreCompoundFragmentVector(); |
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| 60 | |
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| 61 | void SetVector(pcfvector * avector); |
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| 62 | |
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| 63 | void SetOPTxs(G4int); |
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| 64 | |
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| 65 | void UseSICB(G4bool); |
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| 66 | |
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| 67 | inline void Initialize(const G4Fragment & aFragment); |
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| 68 | |
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| 69 | inline G4double CalculateProbabilities(const G4Fragment & aFragment); |
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| 70 | |
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| 71 | inline G4VPreCompoundFragment * ChooseFragment(); |
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| 72 | |
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[819] | 73 | private: |
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[1340] | 74 | |
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[819] | 75 | G4PreCompoundFragmentVector(const G4PreCompoundFragmentVector &right); |
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| 76 | const G4PreCompoundFragmentVector& |
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| 77 | operator=(const G4PreCompoundFragmentVector &right); |
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| 78 | G4bool operator==(const G4PreCompoundFragmentVector &right) const; |
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| 79 | G4bool operator!=(const G4PreCompoundFragmentVector &right) const; |
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| 80 | |
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| 81 | pcfvector * theChannels; |
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[1340] | 82 | G4DataVector probabilities; |
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[819] | 83 | |
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[1340] | 84 | G4int nChannels; |
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[819] | 85 | |
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[1340] | 86 | }; |
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[962] | 87 | |
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[1340] | 88 | inline void |
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| 89 | G4PreCompoundFragmentVector::Initialize(const G4Fragment & aFragment) |
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| 90 | { |
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| 91 | for (G4int i=0; i< nChannels; ++i) { |
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| 92 | (*theChannels)[i]->Initialize(aFragment); |
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| 93 | } |
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| 94 | } |
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[962] | 95 | |
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[1340] | 96 | inline G4double |
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| 97 | G4PreCompoundFragmentVector::CalculateProbabilities(const G4Fragment & aFragment) |
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| 98 | { |
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| 99 | //G4cout << "## G4PreCompoundFragmentVector::CalculateProbabilities" << G4endl; |
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| 100 | G4double probtot = 0.0; |
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| 101 | for (G4int i=0; i< nChannels; ++i) { |
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| 102 | G4double prob = (*theChannels)[i]->CalcEmissionProbability(aFragment); |
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| 103 | probtot += prob; |
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| 104 | probabilities[i] = probtot; |
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| 105 | //G4cout<<" prob= "<<prob<<" for "<<(*theChannels)[i]->GetName()<<G4endl; |
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| 106 | } |
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| 107 | return probtot; |
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| 108 | } |
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[819] | 109 | |
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[1340] | 110 | inline G4VPreCompoundFragment* G4PreCompoundFragmentVector::ChooseFragment() |
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| 111 | { |
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| 112 | G4double x = probabilities[nChannels-1]*G4UniformRand(); |
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| 113 | G4int i=0; |
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| 114 | for (; i<nChannels; ++i) { |
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| 115 | if(x <= probabilities[i]) { break; } |
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| 116 | } |
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| 117 | return (*theChannels)[i]; |
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| 118 | } |
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[819] | 119 | |
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| 120 | #endif |
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| 121 | |
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