// // ******************************************************************** // * License and Disclaimer * // * * // * The Geant4 software is copyright of the Copyright Holders of * // * the Geant4 Collaboration. It is provided under the terms and * // * conditions of the Geant4 Software License, included in the file * // * LICENSE and available at http://cern.ch/geant4/license . These * // * include a list of copyright holders. * // * * // * Neither the authors of this software system, nor their employing * // * institutes,nor the agencies providing financial support for this * // * work make any representation or warranty, express or implied, * // * regarding this software system or assume any liability for its * // * use. Please see the license in the file LICENSE and URL above * // * for the full disclaimer and the limitation of liability. * // * * // * This code implementation is the result of the scientific and * // * technical work of the GEANT4 collaboration. * // * By using, copying, modifying or distributing the software (or * // * any work based on the software) you agree to acknowledge its * // * use in resulting scientific publications, and indicate your * // * acceptance of all terms of the Geant4 Software license. * // ******************************************************************** // // // $Id: G4PrimaryParticle.hh,v 1.4 2006/09/28 14:29:43 kurasige Exp $ // GEANT4 tag $Name: geant4-09-03-cand-01 $ // // #ifndef G4PrimaryParticle_h #define G4PrimaryParticle_h 1 #include "globals.hh" #include "G4Allocator.hh" #include "G4ThreeVector.hh" class G4ParticleDefinition; class G4VUserPrimaryParticleInformation; // class description: // // This is a class which represents a primary particle. // This is completely deferent class from G4Track or G4DynamicParticle. // This class is designed with taking into account the possibility of // making this class persistent, i.e. kept with G4Event class object // to ODBMS. Thus this class is almost free from any other Geant4 classes. // The only exception is a pointer to G4ParticleDefinition but it can be // rebuilt by the PDGcode. // // Primary particles are stored in G4PrimaryVertex object with a form // of linked list. Also, an object of this PrimaryParticle class can have // one or more objects of this class as its daughters with a form of // linked list. // A parimary particle represented by this class object needs not to be // a particle of type which Geant4 can simulate. // case a) mother particle is not a particle Geant4 can simulate // daughters associated to the mother will be examined. // case b) mother particle is a perticle Geant4 can simulate // daughters associated to the mother will be converted to G4Dynamic // particle and be set to the mother G4Track. For this case, dauthers // are used as the "pre-fixed" decay channel. // class G4PrimaryParticle { public: inline void *operator new(size_t); inline void operator delete(void *aStackedTrack); G4PrimaryParticle(); G4PrimaryParticle(G4int Pcode); G4PrimaryParticle(G4int Pcode, G4double px,G4double py,G4double pz); G4PrimaryParticle(G4int Pcode, G4double px,G4double py,G4double pz,G4double E); G4PrimaryParticle(G4ParticleDefinition* Gcode); G4PrimaryParticle(G4ParticleDefinition* Gcode, G4double px,G4double py,G4double pz); G4PrimaryParticle(G4ParticleDefinition* Gcode, G4double px,G4double py,G4double pz,G4double E); ~G4PrimaryParticle(); const G4PrimaryParticle & operator=(const G4PrimaryParticle &right); G4int operator==(const G4PrimaryParticle &right) const; G4int operator!=(const G4PrimaryParticle &right) const; public: // with description void Print() const; // Print the properties of the particle. private: G4int PDGcode; G4ParticleDefinition * G4code; G4double Px; G4double Py; G4double Pz; G4PrimaryParticle * nextParticle; G4PrimaryParticle * daughterParticle; G4int trackID; // This will be set if this particle is // sent to G4EventManager and converted to // G4Track. Otherwise = -1. G4double mass; G4double charge; G4double polX; G4double polY; G4double polZ; G4double Weight0; G4double properTime; G4VUserPrimaryParticleInformation* userInfo; public: // with description // followings are get methods available. // "trackID" will be set if this particle is sent to G4EventManager // and converted to G4Track. Otherwise = -1. // The mass and charge in G4ParticleDefinition will be used in default. // "SetMass" and "SetCharge" methods are used to set dynamical mass and charge // G4DynamicParticle."GetMass" and "GetCharge" methods will return // those in G4ParticleDefinition if users do not set dynamical ones. G4double GetMass() const; G4double GetCharge() const; inline G4int GetPDGcode() const { return PDGcode; } inline G4ParticleDefinition * GetG4code() const { return G4code; } inline G4ThreeVector GetMomentum() const { return G4ThreeVector(Px,Py,Pz); } inline G4double GetPx() const { return Px; } inline G4double GetPy() const { return Py; } inline G4double GetPz() const { return Pz; } inline G4PrimaryParticle * GetNext() const { return nextParticle; } inline G4PrimaryParticle * GetDaughter() const { return daughterParticle; } inline G4int GetTrackID() const { return trackID; } inline G4ThreeVector GetPolarization() const { return G4ThreeVector(polX,polY,polZ); } inline G4double GetPolX() const { return polX; } inline G4double GetPolY() const { return polY; } inline G4double GetPolZ() const { return polZ; } inline G4double GetWeight() const { return Weight0; } inline void SetWeight(G4double w) { Weight0 = w; } inline void SetProperTime(G4double t) { properTime = t; } inline G4double GetProperTime() const { return properTime; } inline void SetUserInformation(G4VUserPrimaryParticleInformation* anInfo) { userInfo = anInfo; } inline G4VUserPrimaryParticleInformation* GetUserInformation() const { return userInfo; } public: // with description // Followings are available Set methods. void SetPDGcode(G4int Pcode); void SetG4code(G4ParticleDefinition * Gcode); inline void SetMomentum(G4double px, G4double py, G4double pz) { Px = px; Py = py; Pz = pz; } inline void Set4Momentum(G4double px, G4double py, G4double pz, G4double E) { Px = px; Py = py; Pz = pz; G4double mas2 = E*E - px*px - py*py - pz*pz; if(mas2>=0.) { mass = std::sqrt(mas2); } else { mass = -1.0; } } inline void SetNext(G4PrimaryParticle * np) { if(nextParticle == 0) { nextParticle = np; } else { nextParticle->SetNext(np); } } inline void SetDaughter(G4PrimaryParticle * np) { if(daughterParticle == 0) { daughterParticle = np; } else { daughterParticle->SetNext(np); } } inline void SetTrackID(G4int id) { trackID = id; } inline void SetMass(G4double mas) { mass = mas; } inline void SetCharge(G4double chg) { charge = chg; } inline void SetPolarization(G4double px,G4double py,G4double pz) { polX = px; polY = py; polZ = pz; } }; #if defined G4PARTICLES_ALLOC_EXPORT extern G4DLLEXPORT G4Allocator aPrimaryParticleAllocator; #else extern G4DLLIMPORT G4Allocator aPrimaryParticleAllocator; #endif inline void * G4PrimaryParticle::operator new(size_t) { void * aPrimaryParticle; aPrimaryParticle = (void *) aPrimaryParticleAllocator.MallocSingle(); return aPrimaryParticle; } inline void G4PrimaryParticle::operator delete(void * aPrimaryParticle) { aPrimaryParticleAllocator.FreeSingle((G4PrimaryParticle *) aPrimaryParticle); } #endif