| 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 | // $Id: G4NeutronHPDeExGammas.hh,v 1.13 2007/06/06 12:45:13 ahoward Exp $
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| 28 | // GEANT4 tag $Name: geant4-09-02 $
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| 29 | //
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| 30 | #ifndef G4NeutronHPDeExGammas_h
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| 31 | #define G4NeutronHPDeExGammas_h 1
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| 32 |
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| 33 | #include "globals.hh"
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| 34 | #include "G4ios.hh"
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| 35 | #include <fstream>
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| 36 | #include "G4ReactionProductVector.hh"
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| 37 | #include "G4Gamma.hh"
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| 38 | #include "G4NeutronHPLevel.hh"
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| 39 | #include "G4NeutronHPGamma.hh"
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| 40 | #include "G4ReactionProduct.hh"
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| 41 |
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| 42 | class G4NeutronHPDeExGammas
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| 43 | {
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| 44 | public:
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| 45 |
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| 46 | G4NeutronHPDeExGammas()
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| 47 | {
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| 48 | levelStart = 0;
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| 49 | levelSize = 0;
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| 50 | nLevels = 0;
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| 51 | theLevels = 0;
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| 52 | }
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| 53 | ~G4NeutronHPDeExGammas()
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| 54 | {
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| 55 | if(levelStart!=0) delete [] levelStart;
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| 56 | if(levelSize!=0) delete [] levelSize;
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| 57 | if(theLevels!=0) delete [] theLevels;
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| 58 | }
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| 59 |
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| 60 | void Init(std::ifstream & aDataFile);
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| 61 |
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| 62 | inline G4ReactionProductVector * GetDecayGammas(G4int aLevel)
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| 63 | {
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| 64 | if(aLevel>nLevels-1 || aLevel<0) return 0;
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| 65 | if(nLevels==0) return new G4ReactionProductVector();
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| 66 | G4ReactionProductVector * result = new G4ReactionProductVector;
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| 67 | G4DynamicParticleVector * theResult;
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| 68 |
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| 69 | theResult = theLevels[aLevel]. GetDecayGammas();
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| 70 | G4ReactionProduct * theCurrent;
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| 71 | unsigned int i;
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| 72 | for(i=0; i<theResult->size(); i++)
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| 73 | {
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| 74 | theCurrent = new G4ReactionProduct;
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| 75 | *theCurrent = *(theResult->operator[](i));
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| 76 | delete theResult->operator[](i);
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| 77 | G4double costheta = 2.*G4UniformRand()-1;
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| 78 | G4double theta = std::acos(costheta);
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| 79 | G4double phi = twopi*G4UniformRand();
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| 80 | G4double sinth = std::sin(theta);
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| 81 | G4double en = theCurrent->GetTotalMomentum();
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| 82 | G4ThreeVector temp(en*sinth*std::cos(phi), en*sinth*std::sin(phi), en*costheta );
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| 83 | theCurrent->SetMomentum( temp ) ;
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| 84 | result->push_back(theCurrent);
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| 85 | }
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| 86 | delete theResult;
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| 87 | return result;
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| 88 | }
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| 89 |
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| 90 | inline G4NeutronHPLevel * GetLevel(G4int i)
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| 91 | {
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| 92 | if(i>nLevels-1) return 0;
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| 93 | return theLevels+i;
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| 94 | }
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| 95 |
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| 96 | inline G4int GetNumberOfLevels() { return nLevels; }
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| 97 |
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| 98 | inline G4double GetLevelEnergy(G4int aLevel)
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| 99 | {
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| 100 | if(aLevel>nLevels-1 || aLevel<0) return 0;
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| 101 | G4double result = theLevels[aLevel].GetLevelEnergy();
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| 102 | return result;
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| 103 | }
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| 104 | private:
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| 105 |
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| 106 | G4int * levelStart;
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| 107 | G4int * levelSize;
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| 108 | G4int nLevels;
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| 109 | G4NeutronHPLevel * theLevels;
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| 110 | };
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| 111 |
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| 112 | #endif
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