Gabriele Cosmo
225 lines
7.5 KiB
C++
225 lines
7.5 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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//
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// J.L. Chuma, TRIUMF, 31-Oct-1996
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// last modified: 19-Dec-1996
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// modified by J.L.Chuma, 24-Jul-1997 to include total momentum
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// inluded operator *, and some minor modifications.
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// modified by H.P.Wellisch to add functionality needed by string models,
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// cascade and Nucleus. (Mon Mar 16 1998)
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#ifndef G4ReactionProduct_h
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#define G4ReactionProduct_h 1
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#include "globals.hh"
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#include "G4DynamicParticle.hh"
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#include "G4HadProjectile.hh"
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#include "G4HadronicException.hh"
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class G4ReactionProduct
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{
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friend G4ReactionProduct operator+(
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const G4ReactionProduct & p1, const G4ReactionProduct &p2 );
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friend G4ReactionProduct operator-(
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const G4ReactionProduct & p1, const G4ReactionProduct &p2 );
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friend G4ReactionProduct operator*(
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const G4double aDouble, const G4ReactionProduct &p2 )
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{
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G4ReactionProduct result;
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result.SetMomentum(aDouble*p2.GetMomentum());
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result.SetMass(p2.GetMass());
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result.SetTotalEnergy(std::sqrt(result.GetMass()*result.GetMass()+
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result.GetMomentum()*result.GetMomentum()));
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return result;
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}
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public:
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G4ReactionProduct();
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G4ReactionProduct( G4ParticleDefinition *aParticleDefinition );
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~G4ReactionProduct() {}
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G4ReactionProduct( const G4ReactionProduct &right );
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G4ReactionProduct &operator= ( const G4ReactionProduct &right );
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G4ReactionProduct &operator= ( const G4DynamicParticle &right );
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G4ReactionProduct &operator= ( const G4HadProjectile &right );
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inline G4bool operator== ( const G4ReactionProduct &right ) const
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{ return ( this == (G4ReactionProduct*) &right ); }
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inline G4bool operator!= ( const G4ReactionProduct &right ) const
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{ return ( this != (G4ReactionProduct*) &right ); }
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inline G4ParticleDefinition *GetDefinition() const
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{ return theParticleDefinition; }
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void SetDefinition( G4ParticleDefinition *aParticleDefinition );
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void SetDefinitionAndUpdateE( G4ParticleDefinition *aParticleDefinition );
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void SetMomentum( const G4double x, const G4double y, const G4double z );
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void SetMomentum( const G4double x, const G4double y );
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void SetMomentum( const G4double z );
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inline void SetMomentum( const G4ThreeVector &m )
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{ momentum = m; }
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inline G4ThreeVector GetMomentum() const
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{ return momentum; }
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inline G4double GetTotalMomentum() const
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{ return std::sqrt(std::abs(kineticEnergy*(totalEnergy+mass))); }
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inline G4double GetTotalEnergy() const
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{ return totalEnergy; }
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inline void SetKineticEnergy( const G4double e )
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{
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kineticEnergy = e;
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totalEnergy = kineticEnergy + mass;
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}
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inline G4double GetKineticEnergy() const
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{ return kineticEnergy; }
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inline void SetTotalEnergy( const G4double e )
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{
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totalEnergy = e;
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kineticEnergy = totalEnergy - mass;
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}
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inline void SetMass( const G4double m )
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{ mass = m; }
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inline G4double GetMass() const
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{ return mass; }
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inline void SetTOF( const G4double t )
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{ timeOfFlight = t; }
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inline G4double GetTOF() const
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{ return timeOfFlight; }
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inline void SetSide( const G4int s )
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{ side = s; }
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inline G4int GetSide() const
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{ return side; }
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inline void SetNewlyAdded( const G4bool f )
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{ NewlyAdded = f; }
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inline G4bool GetNewlyAdded() const
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{ return NewlyAdded; }
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inline void SetMayBeKilled( const G4bool f )
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{ MayBeKilled = f; }
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inline G4bool GetMayBeKilled() const
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{ return MayBeKilled; }
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void SetZero();
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void Lorentz( const G4ReactionProduct &p1, const G4ReactionProduct &p2 );
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G4double Angle( const G4ReactionProduct &p ) const;
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inline void SetPositionInNucleus(G4double x, G4double y, G4double z)
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{
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positionInNucleus.setX(x);
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positionInNucleus.setY(y);
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positionInNucleus.setZ(z);
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}
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inline void SetPositionInNucleus( G4ThreeVector & aPosition )
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{
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positionInNucleus = aPosition;
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}
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inline G4ThreeVector GetPositionInNucleus() const {return positionInNucleus; }
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inline G4double GetXPositionInNucleus() const { return positionInNucleus.x(); }
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inline G4double GetYPositionInNucleus() const { return positionInNucleus.y(); }
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inline G4double GetZPositionInNucleus() const { return positionInNucleus.z(); }
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inline void SetFormationTime(G4double aTime) { formationTime = aTime; }
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inline G4double GetFormationTime() const { return formationTime; }
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inline void HasInitialStateParton(G4bool aFlag) { hasInitialStateParton = aFlag; }
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inline G4bool HasInitialStateParton() const { return hasInitialStateParton; }
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#ifdef PRECOMPOUND_TEST
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void SetCreatorModel(const G4String& aModel) { theCreatorModel = aModel; }
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G4String GetCreatorModel() const { return theCreatorModel; }
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#endif
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private:
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G4ParticleDefinition *theParticleDefinition;
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// for use with string models and cascade.
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G4ThreeVector positionInNucleus;
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G4double formationTime;
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G4bool hasInitialStateParton;
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// mass is included here, since pseudo-particles are created with masses different
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// than the standard particle masses, and we are not allowed to create particles
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G4double mass;
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G4ThreeVector momentum;
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G4double totalEnergy;
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G4double kineticEnergy;
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G4double timeOfFlight;
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// side refers to how the particles are distributed in the
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// forward (+) and backward (-) hemispheres in the center of mass system
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G4int side;
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// NewlyAdded refers to particles added by "nuclear excitation", or as
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// "black track" particles, or as deuterons, tritons, and alphas
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G4bool NewlyAdded;
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G4bool MayBeKilled;
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#ifdef PRECOMPOUND_TEST
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G4String theCreatorModel;
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#endif
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};
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#endif
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