| 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 | // $Id: G4NucleiModel.hh,v 1.30 2010/09/14 17:51:36 mkelsey Exp $ |
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| 26 | // GEANT4 tag: $Name: geant4-09-03-ref-09 $ |
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| 27 | // |
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| 28 | // 20100319 M. Kelsey -- Remove "using" directory and unnecessary #includes, |
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| 29 | // move ctor to .cc file |
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| 30 | // 20100407 M. Kelsey -- Create "partners thePartners" data member to act |
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| 31 | // as buffer between ::generateInteractionPartners() and |
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| 32 | // ::generateParticleFate(), and make "outgoing_cparticles" a |
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| 33 | // data member returned from the latter by const-ref. Replace |
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| 34 | // return-by-value of initializeCascad() with an input buffer. |
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| 35 | // 20100409 M. Kelsey -- Add function to sort list of partnerts by pathlen, |
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| 36 | // move non-inlinable code to .cc. |
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| 37 | // 20100421 M. Kelsey -- Move getFermiKinetic() to .cc, no hardwired masses. |
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| 38 | // 20100517 M. Kelsey -- Change cross-section tables to static arrays. Move |
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| 39 | // absorptionCrossSection() from SpecialFunc. |
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| 40 | // 20100520 M. Kelsey -- Add function to separate momentum from nucleon |
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| 41 | // 20100617 M. Kelsey -- Add setVerboseLevel() function, add generateModel() |
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| 42 | // with particle input, and ctor with A/Z input. |
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| 43 | // 20100715 M. Kelsey -- Add G4InuclNuclei object for use with balance checks |
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| 44 | // 20100723 M. Kelsey -- Move G4CollisionOutput buffer, along with all |
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| 45 | // std::vector<> buffers, here for reuse |
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| 46 | // 20100914 M. Kelsey -- Migrate to integer A and Z |
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| 47 | |
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| 48 | #ifndef G4NUCLEI_MODEL_HH |
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| 49 | #define G4NUCLEI_MODEL_HH |
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| 50 | |
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| 51 | #include "G4InuclElementaryParticle.hh" |
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| 52 | #include "G4CascadParticle.hh" |
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| 53 | #include "G4CollisionOutput.hh" |
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| 54 | #include <algorithm> |
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| 55 | #include <vector> |
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| 56 | |
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| 57 | class G4InuclNuclei; |
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| 58 | class G4ElementaryParticleCollider; |
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| 59 | |
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| 60 | class G4NucleiModel { |
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| 61 | public: |
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| 62 | G4NucleiModel(); |
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| 63 | G4NucleiModel(G4int a, G4int z); |
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| 64 | explicit G4NucleiModel(G4InuclNuclei* nuclei); |
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| 65 | |
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| 66 | ~G4NucleiModel() {} |
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| 67 | |
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| 68 | void setVerboseLevel(G4int verbose) { verboseLevel = verbose; } |
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| 69 | |
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| 70 | void generateModel(G4InuclNuclei* nuclei); |
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| 71 | void generateModel(G4int a, G4int z); |
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| 72 | |
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| 73 | void reset() { |
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| 74 | neutronNumberCurrent = neutronNumber; |
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| 75 | protonNumberCurrent = protonNumber; |
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| 76 | } |
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| 77 | |
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| 78 | void printModel() const; |
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| 79 | |
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| 80 | G4double getDensity(G4int ip, G4int izone) const { |
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| 81 | return nucleon_densities[ip - 1][izone]; |
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| 82 | } |
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| 83 | |
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| 84 | |
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| 85 | G4double getFermiMomentum(G4int ip, G4int izone) const { |
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| 86 | return fermi_momenta[ip - 1][izone]; |
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| 87 | } |
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| 88 | |
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| 89 | G4double getFermiKinetic(G4int ip, G4int izone) const; |
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| 90 | |
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| 91 | G4double getPotential(G4int ip, G4int izone) const { |
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| 92 | G4int ip0 = ip < 3 ? ip - 1 : 2; |
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| 93 | if (ip > 10 && ip < 18) ip0 = 3; |
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| 94 | if (ip > 20) ip0 = 4; |
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| 95 | return izone < number_of_zones ? zone_potentials[ip0][izone] : 0.0; |
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| 96 | } |
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| 97 | |
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| 98 | |
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| 99 | const std::vector<G4CascadParticle>& |
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| 100 | generateParticleFate(G4CascadParticle& cparticle, |
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| 101 | G4ElementaryParticleCollider* theElementaryParticleCollider); |
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| 102 | |
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| 103 | |
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| 104 | G4int getNumberOfNeutrons() const { |
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| 105 | return neutronNumberCurrent; |
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| 106 | } |
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| 107 | |
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| 108 | |
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| 109 | G4int getNumberOfProtons() const { |
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| 110 | return protonNumberCurrent; |
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| 111 | } |
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| 112 | |
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| 113 | |
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| 114 | G4bool empty() const { |
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| 115 | return neutronNumberCurrent < 1.0 && protonNumberCurrent < 1.0; |
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| 116 | } |
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| 117 | |
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| 118 | |
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| 119 | G4bool stillInside(const G4CascadParticle& cparticle) { |
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| 120 | return cparticle.getCurrentZone() < number_of_zones; |
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| 121 | } |
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| 122 | |
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| 123 | |
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| 124 | G4CascadParticle initializeCascad(G4InuclElementaryParticle* particle); |
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| 125 | |
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| 126 | |
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| 127 | typedef std::pair<std::vector<G4CascadParticle>, std::vector<G4InuclElementaryParticle> > modelLists; |
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| 128 | |
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| 129 | void initializeCascad(G4InuclNuclei* bullet, G4InuclNuclei* target, |
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| 130 | modelLists& output); |
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| 131 | |
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| 132 | |
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| 133 | std::pair<G4int, G4int> getTypesOfNucleonsInvolved() const { |
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| 134 | return std::pair<G4int, G4int>(current_nucl1, current_nucl2); |
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| 135 | } |
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| 136 | |
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| 137 | |
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| 138 | G4bool worthToPropagate(const G4CascadParticle& cparticle) const; |
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| 139 | |
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| 140 | G4InuclElementaryParticle generateNucleon(G4int type, G4int zone) const; |
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| 141 | |
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| 142 | G4LorentzVector generateNucleonMomentum(G4int type, G4int zone) const; |
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| 143 | |
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| 144 | G4double absorptionCrossSection(G4double e, G4int type) const; |
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| 145 | G4double totalCrossSection(G4double ke, G4int rtype) const; |
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| 146 | |
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| 147 | private: |
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| 148 | G4int verboseLevel; |
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| 149 | |
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| 150 | G4bool passFermi(const std::vector<G4InuclElementaryParticle>& particles, |
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| 151 | G4int zone); |
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| 152 | |
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| 153 | void boundaryTransition(G4CascadParticle& cparticle); |
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| 154 | |
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| 155 | G4InuclElementaryParticle generateQuasiDeutron(G4int type1, |
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| 156 | G4int type2, |
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| 157 | G4int zone) const; |
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| 158 | |
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| 159 | typedef std::pair<G4InuclElementaryParticle, G4double> partner; |
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| 160 | |
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| 161 | std::vector<partner> thePartners; // Buffer for output below |
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| 162 | void generateInteractionPartners(G4CascadParticle& cparticle); |
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| 163 | |
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| 164 | // Function for std::sort() to use in organizing partners by path length |
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| 165 | static G4bool sortPartners(const partner& p1, const partner& p2) { |
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| 166 | return (p2.second > p1.second); |
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| 167 | } |
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| 168 | |
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| 169 | G4double volNumInt(G4double r1, G4double r2, G4double cu, |
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| 170 | G4double d1) const; |
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| 171 | |
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| 172 | G4double volNumInt1(G4double r1, G4double r2, G4double cu2) const; |
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| 173 | |
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| 174 | G4double getRatio(G4int ip) const; |
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| 175 | |
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| 176 | // Buffers for processing interactions on each cycle |
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| 177 | std::vector<G4CascadParticle> outgoing_cparticles; // Return buffer |
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| 178 | G4CollisionOutput EPCoutput; // For N-body inelastic collisions |
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| 179 | |
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| 180 | std::vector<G4InuclElementaryParticle> qdeutrons; // For h+(NN) trials |
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| 181 | std::vector<G4double> acsecs; |
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| 182 | |
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| 183 | std::vector<G4ThreeVector> coordinates; // for initializeCascad() |
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| 184 | std::vector<G4LorentzVector> momentums; |
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| 185 | std::vector<G4InuclElementaryParticle> raw_particles; |
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| 186 | |
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| 187 | std::vector<std::vector<G4double> > nucleon_densities; |
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| 188 | std::vector<std::vector<G4double> > zone_potentials; |
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| 189 | std::vector<std::vector<G4double> > fermi_momenta; |
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| 190 | std::vector<G4double> zone_radii; |
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| 191 | std::vector<G4double> binding_energies; |
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| 192 | G4double nuclei_radius; |
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| 193 | G4int number_of_zones; |
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| 194 | |
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| 195 | G4int A; |
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| 196 | G4int Z; |
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| 197 | G4InuclNuclei* theNucleus; |
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| 198 | |
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| 199 | G4int neutronNumber; |
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| 200 | G4int protonNumber; |
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| 201 | |
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| 202 | G4int neutronNumberCurrent; |
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| 203 | G4int protonNumberCurrent; |
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| 204 | |
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| 205 | G4int current_nucl1; |
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| 206 | G4int current_nucl2; |
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| 207 | |
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| 208 | // Total cross sections |
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| 209 | static const G4double PPtot[30]; |
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| 210 | static const G4double NPtot[30]; |
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| 211 | static const G4double pipPtot[30]; |
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| 212 | static const G4double pimPtot[30]; |
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| 213 | static const G4double pizPtot[30]; |
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| 214 | static const G4double kpPtot[30]; |
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| 215 | static const G4double kpNtot[30]; |
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| 216 | static const G4double kmPtot[30]; |
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| 217 | static const G4double kmNtot[30]; |
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| 218 | static const G4double lPtot[30]; |
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| 219 | static const G4double spPtot[30]; |
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| 220 | static const G4double smPtot[30]; |
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| 221 | static const G4double xi0Ptot[30]; |
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| 222 | static const G4double ximPtot[30]; |
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| 223 | }; |
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| 224 | |
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| 225 | #endif // G4NUCLEI_MODEL_HH |
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