| 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 | // $Id: G4CollisionNNElastic.cc,v 1.3 2006/06/29 20:37:32 gunter Exp $ // |
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| 28 | |
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| 29 | #include "globals.hh" |
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| 30 | #include "G4CollisionNNElastic.hh" |
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| 31 | #include "G4KineticTrack.hh" |
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| 32 | #include "G4VCrossSectionSource.hh" |
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| 33 | #include "G4Proton.hh" |
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| 34 | #include "G4Neutron.hh" |
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| 35 | #include "G4XNNElastic.hh" |
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| 36 | #include "G4AngularDistribution.hh" |
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| 37 | #include "G4ThreeVector.hh" |
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| 38 | #include "G4LorentzVector.hh" |
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| 39 | #include "G4LorentzRotation.hh" |
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| 40 | #include "G4KineticTrackVector.hh" |
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| 41 | #include "G4AngularDistributionPP.hh" // nn and pp scattering |
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| 42 | |
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| 43 | G4CollisionNNElastic::G4CollisionNNElastic() |
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| 44 | { |
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| 45 | // Subtype of interacting particles |
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| 46 | G4String subType1 = G4Proton::ProtonDefinition()->GetParticleSubType(); |
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| 47 | G4String subType2 = G4Neutron::NeutronDefinition()->GetParticleSubType(); |
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| 48 | |
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| 49 | colliders1.push_back(subType1); |
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| 50 | colliders2.push_back(subType2); |
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| 51 | |
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| 52 | angularDistribution = new G4AngularDistributionPP(); |
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| 53 | crossSectionSource = new G4XNNElastic(); |
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| 54 | } |
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| 55 | |
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| 56 | |
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| 57 | G4CollisionNNElastic::~G4CollisionNNElastic() |
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| 58 | { |
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| 59 | delete angularDistribution; |
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| 60 | angularDistribution = 0; |
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| 61 | delete crossSectionSource; |
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| 62 | crossSectionSource = 0; |
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| 63 | } |
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| 64 | |
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| 65 | |
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| 66 | G4bool G4CollisionNNElastic::IsInCharge(const G4KineticTrack& trk1, |
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| 67 | const G4KineticTrack& trk2) const |
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| 68 | { |
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| 69 | G4bool isInCharge = false; |
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| 70 | |
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| 71 | G4ParticleDefinition* def1 = trk1.GetDefinition(); |
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| 72 | G4ParticleDefinition* def2 = trk2.GetDefinition(); |
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| 73 | |
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| 74 | if ( (def1 == G4Proton::ProtonDefinition() && |
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| 75 | def2 == G4Proton::ProtonDefinition() ) |
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| 76 | || |
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| 77 | (def1 == G4Neutron::NeutronDefinition() && |
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| 78 | def2 == G4Neutron::NeutronDefinition() ) ) |
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| 79 | { |
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| 80 | isInCharge = true; |
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| 81 | } |
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| 82 | return isInCharge; |
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| 83 | } |
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| 84 | |
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| 85 | |
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| 86 | const std::vector<G4String>& G4CollisionNNElastic::GetListOfColliders(G4int whichOne) const |
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| 87 | { |
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| 88 | if (whichOne == 1) |
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| 89 | { |
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| 90 | return colliders1; |
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| 91 | } |
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| 92 | else |
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| 93 | { |
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| 94 | if (whichOne == 2) |
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| 95 | { return colliders2; } |
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| 96 | else |
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| 97 | { |
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| 98 | throw G4HadronicException(__FILE__, __LINE__, "G4CollisionNNElastic::GetListOfColliders - Argument outside valid range"); |
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| 99 | return colliders1; |
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| 100 | } |
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| 101 | } |
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| 102 | } |
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