Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/processes/hadronic/models/im_r_matrix/src/G4CollisionnpElastic.cc

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  1 //
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 25 //
 26 //hp
 27 
 28 #include "globals.hh"
 29 #include "G4CollisionnpElastic.hh"
 30 #include "G4KineticTrack.hh"
 31 #include "G4VCrossSectionSource.hh"
 32 #include "G4Proton.hh"
 33 #include "G4Neutron.hh"
 34 #include "G4XnpElastic.hh"
 35 #include "G4AngularDistribution.hh"
 36 #include "G4ThreeVector.hh"
 37 #include "G4LorentzVector.hh"
 38 #include "G4LorentzRotation.hh"
 39 #include "G4KineticTrackVector.hh"
 40 #include "G4AngularDistributionNP.hh"   //  np scattering
 41 // hpw ok.
 42 G4CollisionnpElastic::G4CollisionnpElastic()
 43 { 
 44   // Subtype of interacting particles
 45   const G4String& subType1 = G4Proton::ProtonDefinition()->GetParticleSubType();
 46   const G4String& subType2 = G4Neutron::NeutronDefinition()->GetParticleSubType();
 47 
 48   colliders1.push_back(subType1);
 49   colliders2.push_back(subType2);
 50 
 51 //  angularDistribution = new G4AngularDistribution(true);
 52   angularDistribution = new G4AngularDistributionNP();
 53   crossSectionSource = new G4XnpElastic();
 54 }
 55 
 56 
 57 G4CollisionnpElastic::~G4CollisionnpElastic()
 58 { 
 59   delete angularDistribution;
 60   delete crossSectionSource;
 61 }
 62 
 63 
 64 G4bool G4CollisionnpElastic::IsInCharge(const G4KineticTrack& trk1, 
 65           const G4KineticTrack& trk2) const
 66 { 
 67   G4bool isInCharge = false;
 68 
 69   const G4ParticleDefinition* def1 = trk1.GetDefinition();
 70   const G4ParticleDefinition* def2 = trk2.GetDefinition();
 71   
 72   if ( (def1 == G4Neutron::NeutronDefinition() && 
 73   def2 == G4Proton::ProtonDefinition() )
 74        ||
 75        (def1 == G4Proton::ProtonDefinition() && 
 76   def2 == G4Neutron::NeutronDefinition() ) )
 77     {
 78       isInCharge = true;
 79     }
 80   return isInCharge;
 81 }
 82 
 83 
 84 const std::vector<G4String>& G4CollisionnpElastic::GetListOfColliders(G4int whichOne) const
 85 {
 86   if (whichOne == 1)  {
 87     return colliders1;
 88   } else if (whichOne == 2) {
 89     return colliders2;
 90   }
 91 
 92   throw G4HadronicException(__FILE__, __LINE__, "G4CollisionnpElastic::GetListOfColliders - Argument outside valid range");
 93 }
 94