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1 // 2 // ******************************************************************** 3 // * License and Disclaimer * 4 // * * 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. * 10 // * * 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitation of liability. * 17 // * * 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************************************** 25 // 26 // ------------------------------------------------------------ 27 // GEANT 4 class header file 28 // 29 // History: 30 // 17 August 2004 P. Gumplinger, T. MacPhail 31 // ------------------------------------------------------------ 32 // 33 #ifndef G4DecayWithSpin_h 34 #define G4DecayWithSpin_h 1 35 36 #include "G4ios.hh" 37 #include "globals.hh" 38 #include "G4VRestDiscreteProcess.hh" 39 #include "G4ParticleChangeForDecay.hh" 40 41 #include "G4Decay.hh" 42 43 class G4DecayWithSpin : public G4Decay 44 { 45 public: 46 // Constructors 47 G4DecayWithSpin(const G4String& processName ="DecayWithSpin"); 48 49 // Destructor 50 virtual ~G4DecayWithSpin(); 51 52 virtual void ProcessDescription(std::ostream& outFile) const override; 53 // 54 55 protected: // With Description 56 virtual G4VParticleChange* PostStepDoIt( 57 const G4Track& aTrack, 58 const G4Step& aStep 59 ) override; 60 61 virtual G4VParticleChange* AtRestDoIt( 62 const G4Track& aTrack, 63 const G4Step& aStep 64 ) override; 65 private: 66 G4ThreeVector Spin_Precession(const G4Step& aStep, 67 G4ThreeVector B, G4double deltatime ); 68 69 }; 70 71 #endif 72