Gabriele Cosmo
309 lines
7.7 KiB
C++
309 lines
7.7 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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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. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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//
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//
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// Hadronic Process: Nuclear De-excitations
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// by V. Lara (May 1998)
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#ifndef G4Fragment_h
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#define G4Fragment_h 1
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#include "G4ios.hh"
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#include <iomanip>
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#include <vector>
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#include "globals.hh"
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#include "G4LorentzVector.hh"
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#include "G4ParticleMomentum.hh"
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#include "G4ThreeVector.hh"
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#include "G4NucleiProperties.hh"
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#include "G4ParticleTable.hh"
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#include "G4IonTable.hh"
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#include "Randomize.hh"
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#include "G4Proton.hh"
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#include "G4Neutron.hh"
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#include "G4HadronicException.hh"
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#include "G4HadTmpUtil.hh"
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class G4ParticleDefinition;
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class G4Fragment; // Forward deckaration
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typedef std::vector<G4Fragment*> G4FragmentVector;
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class G4Fragment
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{
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public:
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// ============= CONSTRUCTORS ==================
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// Default constructor
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G4Fragment();
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// Destructor
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~G4Fragment();
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// Copy constructor
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G4Fragment(const G4Fragment &right);
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// Several constructors
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// A,Z and 4-momentum
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G4Fragment(const G4int A, const G4int Z, const G4LorentzVector aMomentum);
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// 4-momentum and pointer to G4particleDefinition (for gammas)
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G4Fragment(const G4LorentzVector aMomentum, G4ParticleDefinition * aParticleDefinition);
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// ============= OPERATORS ==================
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const G4Fragment & operator=(const G4Fragment &right);
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G4bool operator==(const G4Fragment &right) const;
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G4bool operator!=(const G4Fragment &right) const;
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friend std::ostream& operator<<(std::ostream&, const G4Fragment*);
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friend std::ostream& operator<<(std::ostream&, const G4Fragment&);
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// ============= METHODS ==================
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inline G4double GetA(void) const;
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void SetA(const G4double value);
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G4double GetZ(void) const;
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void SetZ(const G4double value);
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G4double GetExcitationEnergy(void) const;
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void SetExcitationEnergy(const G4double value);
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const G4LorentzVector GetMomentum(void) const;
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void SetMomentum(const G4LorentzVector value);
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const G4ThreeVector GetAngularMomentum(void) const;
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void SetAngularMomentum(const G4ThreeVector value);
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G4int GetNumberOfExcitons(void) const;
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// void SetNumberOfExcitons(const G4int value);
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G4int GetNumberOfHoles(void) const;
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void SetNumberOfHoles(const G4int value);
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G4int GetNumberOfCharged(void) const;
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void SetNumberOfCharged(const G4int value);
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G4int GetNumberOfParticles(void) const;
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void SetNumberOfParticles(const G4int value);
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inline G4ParticleDefinition * GetParticleDefinition(void) const;
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void SetParticleDefinition(G4ParticleDefinition * aParticleDefinition);
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G4double GetCreationTime(void) const;
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void SetCreationTime(const G4double time);
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// Some utility methods
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inline G4double GetGroundStateMass(void) const;
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inline G4double GetBindingEnergy(void) const;
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#ifdef PRECOMPOUND_TEST
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G4String GetCreatorModel() const { return theCreatorModel; }
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void SetCreatorModel(const G4String & aModel)
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{ theCreatorModel = aModel; }
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#endif
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private:
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G4double CalculateExcitationEnergy(const G4LorentzVector value) const;
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G4ThreeVector IsotropicRandom3Vector(const G4double Magnitude = 1.0) const;
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// ============= DATA MEMBERS ==================
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G4double theA;
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G4double theZ;
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G4double theExcitationEnergy;
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G4LorentzVector theMomentum;
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G4ThreeVector theAngularMomentum;
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G4int numberOfParticles;
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G4int numberOfHoles;
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G4int numberOfCharged;
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// Gamma evaporation requeriments
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G4ParticleDefinition * theParticleDefinition;
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G4double theCreationTime;
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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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// Class G4Fragment
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inline G4double G4Fragment::GetA() const
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{
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return theA;
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}
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inline void G4Fragment::SetA(const G4double value)
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{
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theA = value;
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}
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inline G4double G4Fragment::GetZ() const
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{
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return theZ;
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}
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inline void G4Fragment::SetZ(const G4double value)
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{
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theZ = value;
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}
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inline G4double G4Fragment::GetExcitationEnergy() const
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{
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// temporary fix for what seems to be
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// a problem with rounding errors for on-shell lorentz-vectors in CLHEP.
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// HPW Apr 1999 @@@@@@@
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if(abs(theExcitationEnergy)<10*eV) return 0;
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return theExcitationEnergy;
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}
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inline void G4Fragment::SetExcitationEnergy(const G4double )
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{
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// theExcitationEnergy = value;
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G4cout << "Warning: G4Fragment::SetExcitationEnergy() is a dummy method. Please, avoid to use it." << G4endl;
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}
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inline const G4LorentzVector G4Fragment::GetMomentum() const
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{
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return theMomentum;
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}
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inline void G4Fragment::SetMomentum(const G4LorentzVector value)
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{
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theMomentum = value;
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theExcitationEnergy = CalculateExcitationEnergy(value);
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}
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inline const G4ThreeVector G4Fragment::GetAngularMomentum() const
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{
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return theAngularMomentum;
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}
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inline void G4Fragment::SetAngularMomentum(const G4ThreeVector value)
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{
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theAngularMomentum = value;
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}
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inline G4int G4Fragment::GetNumberOfExcitons() const
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{
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return numberOfParticles + numberOfHoles;
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}
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inline void G4Fragment::SetNumberOfParticles(const G4int value)
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{
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numberOfParticles = value;
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}
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inline G4int G4Fragment::GetNumberOfHoles() const
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{
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return numberOfHoles;
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}
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inline void G4Fragment::SetNumberOfHoles(const G4int value)
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{
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numberOfHoles = value;
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}
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inline G4int G4Fragment::GetNumberOfCharged() const
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{
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return numberOfCharged;
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}
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inline void G4Fragment::SetNumberOfCharged(const G4int value)
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{
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if (value <= numberOfParticles) numberOfCharged = value;
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else
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{
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G4String text = "G4Fragment::SetNumberOfCharged: Number of charged particles can't be greater than number of particles";
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throw G4HadronicException(__FILE__, __LINE__, text);
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}
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}
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inline G4int G4Fragment::GetNumberOfParticles() const
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{
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return numberOfParticles;
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}
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inline G4ParticleDefinition * G4Fragment::GetParticleDefinition(void) const
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{
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return theParticleDefinition;
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}
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inline void G4Fragment::SetParticleDefinition(G4ParticleDefinition * aParticleDefinition)
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{
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theParticleDefinition = aParticleDefinition;
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}
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inline G4double G4Fragment::GetCreationTime(void) const
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{
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return theCreationTime;
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}
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inline void G4Fragment::SetCreationTime(const G4double time)
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{
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theCreationTime = time;
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}
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inline G4double G4Fragment::GetGroundStateMass(void) const
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{
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if (theA == 0) return 0.0; // photon
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else return G4ParticleTable::GetParticleTable()->
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GetIonTable()->GetIonMass(G4lrint(theZ),G4lrint(theA));
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}
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inline G4double G4Fragment::GetBindingEnergy(void) const
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{
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return -GetGroundStateMass()+(theA-theZ)*G4Neutron::Neutron()->GetPDGMass()
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+ theZ*G4Proton::Proton()->GetPDGMass();
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}
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#endif
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