| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | //
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| 27 | //
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| 28 | #include "G4Nucleon.hh"
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| 29 |
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| 30 | // ------------------------------------------------------------
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| 31 | // GEANT 4 class implementation file
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| 32 | //
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| 33 | // ---------------- G4Nucleon ----------------
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| 34 | // by Gunter Folger, May 1998.
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| 35 | // class for a nucleon (inside a 3D Nucleus)
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| 36 | // ------------------------------------------------------------
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| 37 |
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| 38 | G4Nucleon::G4Nucleon()
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| 39 | : theBindingE(0.) , theParticleType(0), theSplitableHadron(0)
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| 40 | {}
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| 41 |
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| 42 | G4Nucleon::~G4Nucleon()
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| 43 | {
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| 44 | }
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| 45 |
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| 46 | void G4Nucleon::Boost(const G4LorentzVector & aMomentum)
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| 47 | {
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| 48 | // see e.g. CERNLIB short writeup U101 for the algorithm
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| 49 | G4double mass=aMomentum.mag();
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| 50 | G4double factor=
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| 51 | ( theMomentum.vect()*aMomentum.vect()/(aMomentum.e()+mass) - theMomentum.e() ) / mass;
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| 52 |
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| 53 | theMomentum.setE(1/mass*theMomentum.dot(aMomentum));
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| 54 | theMomentum.setVect(factor*aMomentum.vect() + theMomentum.vect());
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| 55 | }
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| 56 |
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| 57 | #include <iostream>
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| 58 | std::ostream & operator << (std::ostream &s, const G4Nucleon& nucleon)
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| 59 | {
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| 60 | // s<< nucleon.GetDefinition()->GetParticleName()
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| 61 | // << " is " << nucleon.AreYouHit() ? " " : "not"
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| 62 | // << " hit. Momentum/position:" << G4endl;
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| 63 | s<< " momentum : " << nucleon.Get4Momentum() << G4endl;
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| 64 | s<< " position : " << nucleon.GetPosition() ;
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| 65 | return s;
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| 66 | }
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