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2 | // ******************************************************************** |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // $Id: GFlashHomoShowerParameterisation.hh,v 1.4 2006/06/29 19:13:47 gunter Exp $ |
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28 | // GEANT4 tag $Name: HEAD $ |
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29 | // |
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30 | // |
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31 | // --------------------------------------------------------------- |
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32 | // GEANT 4 class header file |
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33 | // |
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34 | // GFlashHomoShowerParameterisation |
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35 | // |
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36 | // Class description: |
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37 | // |
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38 | // GFlash homogeneous shower parameterisation. |
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39 | |
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40 | // Author: Joanna Weng - 02.2004 |
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41 | // --------------------------------------------------------------- |
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42 | #ifndef GFlashHomoShowerParameterisation_h |
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43 | #define GFlashHomoShowerParameterisation_h 1 |
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44 | |
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45 | #include "globals.hh" |
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46 | #include "GVFlashHomoShowerTuning.hh" |
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47 | #include "GVFlashShowerParameterisation.hh" |
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48 | |
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49 | class G4Material; |
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50 | |
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51 | class GFlashHomoShowerParameterisation : public GVFlashShowerParameterisation |
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52 | { |
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53 | public: // with description |
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54 | |
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55 | GFlashHomoShowerParameterisation(G4Material * aMat, |
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56 | GVFlashHomoShowerTuning * aPar = 0); |
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57 | ~GFlashHomoShowerParameterisation(); |
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58 | |
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59 | void ComputeRadialParameters(G4double y, G4double Tau); |
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60 | void GenerateLongitudinalProfile(G4double Energy); |
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61 | void ComputeZAX0EFFetc(); |
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62 | |
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63 | G4double IntegrateEneLongitudinal(G4double LongitudinalStep); |
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64 | G4double IntegrateNspLongitudinal(G4double LongitudinalStep); |
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65 | G4double ComputeTau(G4double LongitudinalPosition); |
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66 | |
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67 | G4double GeneratePhi(); |
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68 | G4double GenerateRadius(G4int ispot, G4double Energy, |
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69 | G4double LongitudinalPosition); |
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70 | G4double GenerateExponential(G4double Energy); |
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71 | void SetMaterial(G4Material *mat); |
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72 | |
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73 | inline G4double GetAveR99() {return (3.5 * Rm);} |
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74 | inline G4double GetAveR90() {return (1.5 * Rm);} //ok |
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75 | |
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76 | inline G4double GetAveTmx() {return (X0 * std::exp(AveLogTmaxh));} |
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77 | inline G4double GetAveT99() {return (X0 * AveLogTmaxh/(AveLogAlphah-1.00));} |
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78 | inline G4double GetAveT90() {return (2.5* X0*std::exp( AveLogTmaxh) );} |
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79 | |
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80 | inline G4double GetNspot(){ return NSpot;} |
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81 | inline G4double GetX0(){return X0;} |
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82 | inline G4double GetEc(){return Ec;} |
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83 | inline G4double GetRm(){return Rm;} |
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84 | |
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85 | private: |
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86 | |
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87 | G4Material *material; |
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88 | |
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89 | //Resolution |
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90 | G4double ConstantResolution; |
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91 | G4double NoiseResolution; |
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92 | G4double SamplingResolution; |
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93 | |
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94 | // parametrization parameters |
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95 | GVFlashHomoShowerTuning * thePar; |
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96 | |
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97 | // Cashed parameters: |
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98 | // Longitudinal Coefficients for a homogeneous calo |
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99 | G4double ParAveT1; |
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100 | G4double ParAveA1,ParAveA2,ParAveA3; |
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101 | G4double ParSigLogT1,ParSigLogT2; |
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102 | G4double ParSigLogA1,ParSigLogA2; |
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103 | G4double ParRho1,ParRho2; |
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104 | |
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105 | void ComputeLongitudinalParameters(G4double y); |
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106 | void GenerateEnergyProfile(G4double y); |
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107 | void GenerateNSpotProfile(G4double y); |
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108 | |
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109 | // Radial Coefficients |
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110 | G4double ParRC1,ParRC2,ParRC3,ParRC4; |
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111 | G4double ParWC1,ParWC2,ParWC3; |
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112 | G4double ParWC4,ParWC5,ParWC6; |
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113 | G4double ParRT1,ParRT2,ParRT3,ParRT4; |
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114 | G4double ParRT5,ParRT6; |
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115 | |
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116 | // Spot multiplicity Coefficients |
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117 | G4double ParSpotT1,ParSpotT2,ParSpotA1, ParSpotA2; |
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118 | G4double ParSpotN1,ParSpotN2; |
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119 | |
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120 | // PARAMETRISATION variables (Energy & position dependent) |
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121 | // Longitudinal |
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122 | // homogeneous |
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123 | G4double AveLogAlphah,AveLogTmaxh; |
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124 | G4double SigmaLogAlphah,SigmaLogTmaxh; |
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125 | G4double Rhoh; |
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126 | G4double Alphah,Tmaxh,Betah; |
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127 | |
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128 | // Multiplicity |
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129 | G4double NSpot,AlphaNSpot,TNSpot,BetaNSpot; |
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130 | |
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131 | //Radial |
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132 | G4double RadiusCore, WeightCore,RadiusTail; |
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133 | }; |
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134 | |
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135 | #endif |
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136 | |
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