G4INCLKinematicsUtils.hh

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//
// INCL++ intra-nuclear cascade model
// Pekka Kaitaniemi, CEA and Helsinki Institute of Physics
// Davide Mancusi, CEA
// Alain Boudard, CEA
// Sylvie Leray, CEA
// Joseph Cugnon, University of Liege
//
#define INCLXX_IN_GEANT4_MODE 1

#include "globals.hh"

#ifndef KinematicsUtils_hh
#define KinematicsUtils_hh 1

#include "G4INCLThreeVector.hh"
#include "G4INCLParticle.hh"
#include "G4INCLNucleus.hh"
#include "G4INCLParticleSpecies.hh"

namespace G4INCL {

  namespace KinematicsUtils {

    void transformToLocalEnergyFrame(Nucleus const * const n, Particle * const p);
    G4double getLocalEnergy(Nucleus const * const n, Particle * const p);

    ThreeVector makeBoostVector(Particle const * const p1, Particle const * const p2);
    G4double totalEnergyInCM(Particle const * const p1, Particle const * const p2);
    G4double squareTotalEnergyInCM(Particle const * const p1, Particle const * const p2);

    G4double momentumInCM(Particle const * const p1, Particle const * const p2);

    G4double momentumInCM(const G4double E, const G4double M1, const G4double M2);

    G4double momentumInLab(Particle const * const p1, Particle const * const p2);
    G4double momentumInLab(const G4double s, const G4double m1, const G4double m2);
    G4double sumTotalEnergies(const ParticleList &);
    ThreeVector sumMomenta(const ParticleList &);
    G4double energy(const ThreeVector &p, const G4double m);
    G4double invariantMass(const G4double E, const ThreeVector & p);
    G4double squareInvariantMass(const G4double E, const ThreeVector & p);
    G4double gammaFromKineticEnergy(const ParticleSpecies &p, const G4double EKin);
  }
}

#endif