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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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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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