1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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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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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: GFlashSamplingShowerParameterisation.hh,v 1.4 2006/06/29 19:13:53 gunter Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-03 $ |
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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 | // GFlashSamplingShowerParameterisation |
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35 | // |
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36 | // Class description: |
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37 | // |
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38 | // GFlash concrete sampling 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 GFlashSamplingShowerParameterisation_h |
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43 | #define GFlashSamplingShowerParameterisation_h 1 |
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44 | |
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45 | #include "globals.hh" |
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46 | #include "GFlashSamplingShowerTuning.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 GFlashSamplingShowerParameterisation |
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52 | : public GVFlashShowerParameterisation |
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53 | { |
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54 | public: |
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55 | |
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56 | GFlashSamplingShowerParameterisation(G4Material* aMat1, G4Material* aMat2, |
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57 | G4double d1, G4double d2, |
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58 | GFlashSamplingShowerTuning * aPar = 0); |
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59 | ~GFlashSamplingShowerParameterisation(); |
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60 | |
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61 | void ComputeRadialParameters(G4double y, G4double Tau); |
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62 | void GenerateLongitudinalProfile(G4double Energy); |
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63 | void ComputeZAX0EFFetc(); |
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64 | |
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65 | G4double IntegrateEneLongitudinal(G4double LongitudinalStep); |
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66 | G4double IntegrateNspLongitudinal(G4double LongitudinalStep); |
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67 | G4double ComputeTau(G4double LongitudinalPosition); |
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68 | void SetMaterial(G4Material *mat1, G4Material *mat2); |
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69 | G4double GeneratePhi(); |
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70 | G4double GenerateRadius(G4int ispot, G4double Energy, |
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71 | G4double LongitudinalPosition); |
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72 | G4double GenerateExponential(G4double Energy); |
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73 | |
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74 | inline G4double GetAveR99() {return (3.5 * Rmeff);} |
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75 | inline G4double GetAveR90() {return (1.5 * Rmeff);} //ok |
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76 | // |
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77 | inline G4double GetAveTmx() {return (X0eff*std::exp(AveLogTmax));} |
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78 | inline G4double GetAveT99() {return (X0eff*AveLogTmax/(AveLogAlpha-1.00));} |
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79 | inline G4double GetAveT90() {return (2.5* X0eff* std::exp( AveLogTmax));} |
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80 | // |
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81 | inline G4double GetNspot() {return NSpot;} |
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82 | inline G4double GetX0() {return X0eff;} |
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83 | inline G4double GetEc() {return Eceff;} |
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84 | inline G4double GetRm() {return Rmeff;} |
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85 | |
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86 | G4double ApplySampling(const G4double DEne, const G4double Energy); |
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87 | |
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88 | private: |
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89 | |
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90 | // medium related quantities |
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91 | // |
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92 | G4Material *material1, *material2 ; |
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93 | G4double density1, A1, Z1, X01, Ec1, Rm1, d1; |
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94 | G4double density2, A2, Z2, X02, Ec2, Rm2, d2; |
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95 | G4double Aeff, Rhoeff, X0eff, Eceff, Rmeff, Fs, ehat, Zeff; |
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96 | |
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97 | // Resolution |
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98 | // |
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99 | G4double ConstantResolution; |
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100 | G4double NoiseResolution; |
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101 | G4double SamplingResolution; |
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102 | |
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103 | // parametrization parameters |
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104 | // |
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105 | GFlashSamplingShowerTuning * thePar; |
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106 | |
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107 | // Cashed parameters: |
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108 | // Longitudinal Coefficients for a homogenious calo |
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109 | // |
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110 | G4double ParAveT1, ParAveT2; |
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111 | G4double ParAveA1,ParAveA2, ParAveA3; |
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112 | G4double ParSigLogT1,ParSigLogT2; |
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113 | G4double ParSigLogA1,ParSigLogA2; |
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114 | G4double ParRho1,ParRho2; |
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115 | |
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116 | //Cashed parameters: |
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117 | // Longitudinal Coefficients for a sampling calo |
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118 | // |
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119 | G4double ParsAveT1, ParsAveT2; |
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120 | G4double ParsAveA1,ParsAveA2; |
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121 | G4double ParsSigLogT1,ParsSigLogT2; |
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122 | G4double ParsSigLogA1,ParsSigLogA2; |
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123 | G4double ParsRho1,ParsRho2; |
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124 | void ComputeLongitudinalParameters(G4double y); |
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125 | void GenerateEnergyProfile(G4double y); |
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126 | void GenerateNSpotProfile(G4double y); |
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127 | |
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128 | // Radial Coefficients homo |
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129 | // |
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130 | G4double ParRC1,ParRC2,ParRC3,ParRC4; |
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131 | G4double ParWC1,ParWC2,ParWC3; |
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132 | G4double ParWC4,ParWC5,ParWC6; |
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133 | G4double ParRT1,ParRT2,ParRT3,ParRT4; |
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134 | G4double ParRT5,ParRT6; |
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135 | |
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136 | // Radial Coefficients sampling |
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137 | // |
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138 | G4double ParsRC1,ParsRC2; |
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139 | G4double ParsWC1,ParsWC2; |
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140 | G4double ParsRT1,ParsRT2; |
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141 | |
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142 | // Spot multiplicity Coefficients |
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143 | // |
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144 | G4double ParsSpotT1,ParsSpotT2,ParsSpotA1, ParsSpotA2; |
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145 | G4double ParsSpotN1,ParsSpotN2; |
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146 | |
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147 | // PARAMETRISATION variables (Energy & position dependent) |
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148 | // Longitudinal |
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149 | // homogeneous |
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150 | // |
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151 | G4double AveLogAlphah,AveLogTmaxh; |
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152 | G4double SigmaLogAlphah,SigmaLogTmaxh; |
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153 | G4double Rhoh; |
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154 | G4double Alphah,Tmaxh,Betah; |
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155 | |
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156 | // PARAMETRISATION variables (Energy & position dependent) |
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157 | // Longitudinal |
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158 | // sampling |
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159 | // |
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160 | G4double AveLogAlpha,AveLogTmax; |
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161 | G4double SigmaLogAlpha,SigmaLogTmax; |
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162 | G4double Rho; |
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163 | G4double Alpha,Tmax,Beta; |
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164 | |
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165 | // Multiplicity |
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166 | // |
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167 | G4double NSpot,AlphaNSpot,TNSpot,BetaNSpot; |
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168 | |
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169 | //Radial |
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170 | // |
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171 | G4double RadiusCore, WeightCore,RadiusTail; |
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172 | }; |
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173 | |
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174 | #endif |
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