[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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| 26 | |
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| 27 | #ifndef G4RKPropagation_h |
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| 28 | #define G4RKPropagation_h 1 |
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| 29 | |
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| 30 | #include "G4VFieldPropagation.hh" |
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| 31 | #include "G4VNuclearField.hh" |
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| 32 | #include "G4V3DNucleus.hh" |
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| 33 | #include "G4KM_DummyField.hh" |
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| 34 | #include "G4Mag_EqRhs.hh" |
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| 35 | #include <map> |
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| 36 | |
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| 37 | |
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| 38 | class G4RKPropagation: public G4VFieldPropagation |
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| 39 | { |
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| 40 | |
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| 41 | public: |
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| 42 | G4RKPropagation(); |
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| 43 | virtual ~G4RKPropagation(); |
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| 44 | |
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| 45 | private: |
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| 46 | G4RKPropagation(const G4RKPropagation &right); |
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| 47 | const G4RKPropagation & operator=(const G4RKPropagation & right); |
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| 48 | G4int operator==(const G4RKPropagation & right) const; |
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| 49 | G4int operator!=(const G4RKPropagation & right) const; |
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| 50 | |
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| 51 | public: |
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| 52 | |
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| 53 | virtual void Init(G4V3DNucleus * nucleus); |
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| 54 | virtual void Transport(G4KineticTrackVector &theActive, |
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| 55 | const G4KineticTrackVector &theSpectators, |
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| 56 | G4double theTimeStep); |
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| 57 | G4bool GetSphereIntersectionTimes(const G4KineticTrack * track, |
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| 58 | G4double & t1, G4double & t2); |
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| 59 | G4ThreeVector GetMomentumTransfer() const; |
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| 60 | private: |
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| 61 | G4double theOuterRadius; |
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| 62 | G4V3DNucleus * theNucleus; |
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| 63 | std::map <G4int, G4VNuclearField *, std::less<G4int> > * theFieldMap; |
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| 64 | std::map <G4int, G4Mag_EqRhs *, std::less<G4int> > * theEquationMap; |
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| 65 | G4KM_DummyField * theField; |
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| 66 | |
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| 67 | G4ThreeVector theMomentumTranfer; |
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| 68 | |
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| 69 | G4bool GetSphereIntersectionTimes(const G4double radius, |
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| 70 | const G4ThreeVector & currentPos, |
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| 71 | const G4LorentzVector & momentum, |
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| 72 | G4double & t1, G4double & t2); |
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| 73 | // implementation |
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| 74 | |
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| 75 | G4bool FieldTransport(G4KineticTrack * track, const G4double timestep); |
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| 76 | G4bool FreeTransport(G4KineticTrack * track, const G4double timestep); |
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| 77 | |
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| 78 | void delete_FieldsAndMap( |
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| 79 | std::map <G4int, G4VNuclearField *, std::less<G4int> > * aMap); |
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| 80 | void delete_EquationsAndMap( |
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| 81 | std::map <G4int, G4Mag_EqRhs *, std::less<G4int> > * aMap); |
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| 82 | |
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| 83 | public: |
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| 84 | inline G4double GetBarrier(G4int encoding) |
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| 85 | { |
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| 86 | std::map <G4int, G4VNuclearField *, std::less<G4int> >::iterator iter; |
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| 87 | iter = theFieldMap->find(encoding); |
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| 88 | if(iter == theFieldMap->end()) return 0; |
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| 89 | return (*theFieldMap)[encoding]->GetBarrier(); |
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| 90 | } |
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| 91 | |
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| 92 | inline G4double GetField(G4int encoding,G4ThreeVector pos) |
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| 93 | { |
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| 94 | std::map <G4int, G4VNuclearField *, std::less<G4int> >::iterator iter; |
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| 95 | iter = theFieldMap->find(encoding); |
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| 96 | if(iter == theFieldMap->end()) return 0; |
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| 97 | return (*theFieldMap)[encoding]->GetField(pos); |
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| 98 | } |
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| 99 | |
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| 100 | }; |
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| 101 | |
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| 102 | #endif |
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