G4LightTargetCollider.hh

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////////////////////////////////////////////////////////////////////////////////
//                                                                            //
//  File:   G4LightTargetCollider.hh                                          // 
//  Date:   30 September 2019                                                 //
//  Author: Dennis Wright (SLAC)                                              //
//                                                                            //
//  Description: model for collision of elementary particles with light       //
//               targets (H, D, T, 3He)                                       //
//                                                                            //
////////////////////////////////////////////////////////////////////////////////
 
#ifndef G4LIGHT_TARGET_COLLIDER_HH
#define G4LIGHT_TARGET_COLLIDER_HH
 
#include "G4CascadeColliderBase.hh"
#include "G4CascadeFinalStateGenerator.hh"
#include "G4CollisionOutput.hh"
 
class G4CascadParticle;
class G4ElementaryParticleCollider;
class G4InuclParticle;
class G4KineticTrackVector;
 
typedef std::pair<G4InuclElementaryParticle, G4InuclElementaryParticle> NucleonPair;
typedef std::vector<G4InuclElementaryParticle> ScatteringProducts;
 
class G4LightTargetCollider : public G4CascadeColliderBase {
public:
  G4LightTargetCollider();
  virtual ~G4LightTargetCollider();
 
  void collide(G4InuclParticle* bullet, G4InuclParticle* target,
           G4CollisionOutput& globalOutput);
 
  void setVerboseLevel(G4int verbose=0);
 
private: 
  G4ElementaryParticleCollider* theElementaryParticleCollider;
 
  G4CollisionOutput output;     // Secondaries from main cascade
 
private:
  // Copying of modules is forbidden
  G4LightTargetCollider(const G4LightTargetCollider&);
  G4LightTargetCollider& operator=(const G4LightTargetCollider&);
 
  G4double GammaDCrossSection(G4double /*kineticEnergy*/);
 
  G4CascadeFinalStateGenerator fsGen;
 
  NucleonPair AbsorptionOnDeuteron(G4InuclParticle* bullet);
 
  ScatteringProducts SingleNucleonScattering(const G4InuclElementaryParticle& projectile,
                                             const G4InuclElementaryParticle& targetNucleon);
 
  G4double mP;   // proton mass
  G4double mN;   // neutron mass
  G4double mD;   // deuteron mass
  G4double pFermiD;  // deuteron Fermi momentum (GeV/c)  
};        
 
#endif /* G4LIGHT_TARGET_COLLIDER_HH */