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 | // $Id: G4EmModelManager.hh,v 1.34 2009/08/11 10:29:30 vnivanch Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-03 $ |
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28 | // |
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29 | // ------------------------------------------------------------------- |
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30 | // |
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31 | // GEANT4 Class header file |
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32 | // |
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33 | // File name: G4EmModelManager |
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34 | // |
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35 | // Author: Vladimir Ivanchenko |
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36 | // |
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37 | // Creation date: 07.05.2002 |
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38 | // |
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39 | // Modifications: |
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40 | // |
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41 | // 03-12-02 V.Ivanchenko fix a bug in model selection |
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42 | // 20-01-03 Migrade to cut per region (V.Ivanchenko) |
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43 | // 27-01-03 Make models region aware (V.Ivanchenko) |
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44 | // 13-02-03 The set of models is defined for region (V.Ivanchenko) |
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45 | // 26-03-03 Add GetDEDXDispersion (V.Ivanchenko) |
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46 | // 13-04-03 Add startFromNull (V.Ivanchenko) |
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47 | // 13-05-03 Add calculation of precise range (V.Ivanchenko) |
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48 | // 21-07-03 Add UpdateEmModel method (V.Ivanchenko) |
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49 | // 03-11-03 Substitute STL vector for G4RegionModels (V.Ivanchenko) |
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50 | // 11-04-05 Remove access to fluctuation models (V.Ivanchenko) |
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51 | // 10-01-06 PreciseRange -> CSDARange (V.Ivantchenko) |
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52 | // 20-01-06 Introduce G4EmTableType and reducing number of methods (VI) |
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53 | // 13-05-06 Add GetModel by index method (VI) |
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54 | // 15-03-07 Add maxCutInRange (V.Ivanchenko) |
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55 | // 08-04-08 Simplify Select method for only one G4RegionModel (VI) |
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56 | // 03-08-09 Removed unused members and simplify model search if only one |
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57 | // model is used (VI) |
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58 | // |
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59 | // Class Description: |
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60 | // |
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61 | // It is the unified energy loss process it calculates the continuous |
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62 | // energy loss for charged particles using a set of Energy Loss |
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63 | // models valid for different energy regions. There are a possibility |
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64 | // to create and access to dE/dx and range tables, or to calculate |
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65 | // that information on fly. |
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66 | |
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67 | // ------------------------------------------------------------------- |
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68 | // |
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69 | |
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70 | |
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71 | #ifndef G4EmModelManager_h |
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72 | #define G4EmModelManager_h 1 |
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73 | |
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74 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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75 | |
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76 | #include "globals.hh" |
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77 | #include "G4DataVector.hh" |
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78 | #include "G4EmTableType.hh" |
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79 | #include "G4EmProcessSubType.hh" |
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80 | #include "G4Region.hh" |
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81 | |
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82 | class G4RegionModels |
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83 | { |
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84 | |
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85 | friend class G4EmModelManager; |
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86 | |
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87 | public: |
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88 | |
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89 | private: |
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90 | |
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91 | G4RegionModels(G4int nMod, std::vector<G4int>& indx, |
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92 | G4DataVector& lowE, const G4Region* reg); |
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93 | |
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94 | ~G4RegionModels(); |
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95 | |
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96 | inline G4int SelectIndex(G4double e) const { |
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97 | G4int idx = 0; |
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98 | if (nModelsForRegion>1) { |
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99 | idx = nModelsForRegion; |
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100 | do {--idx;} while (idx > 0 && e <= lowKineticEnergy[idx]); |
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101 | } |
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102 | return theListOfModelIndexes[idx]; |
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103 | }; |
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104 | |
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105 | inline G4int ModelIndex(G4int n) const { |
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106 | return theListOfModelIndexes[n]; |
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107 | }; |
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108 | |
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109 | inline G4int NumberOfModels() const { |
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110 | return nModelsForRegion; |
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111 | }; |
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112 | |
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113 | inline G4double LowEdgeEnergy(G4int n) const { |
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114 | return lowKineticEnergy[n]; |
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115 | }; |
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116 | |
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117 | inline const G4Region* Region() const { |
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118 | return theRegion; |
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119 | }; |
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120 | |
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121 | const G4Region* theRegion; |
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122 | G4int nModelsForRegion; |
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123 | G4int* theListOfModelIndexes; |
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124 | G4double* lowKineticEnergy; |
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125 | |
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126 | }; |
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127 | |
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128 | #include "G4VEmModel.hh" |
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129 | #include "G4VEmFluctuationModel.hh" |
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130 | #include "G4DynamicParticle.hh" |
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131 | |
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132 | class G4Region; |
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133 | class G4ParticleDefinition; |
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134 | class G4PhysicsVector; |
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135 | class G4MaterialCutsCouple; |
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136 | |
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137 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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138 | |
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139 | class G4EmModelManager |
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140 | { |
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141 | public: |
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142 | |
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143 | G4EmModelManager(); |
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144 | |
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145 | ~G4EmModelManager(); |
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146 | |
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147 | void Clear(); |
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148 | |
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149 | const G4DataVector* Initialise(const G4ParticleDefinition*, |
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150 | const G4ParticleDefinition*, |
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151 | G4double, |
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152 | G4int); |
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153 | |
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154 | void FillDEDXVector(G4PhysicsVector*, const G4MaterialCutsCouple*, |
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155 | G4EmTableType t = fRestricted); |
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156 | |
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157 | void FillLambdaVector(G4PhysicsVector*, const G4MaterialCutsCouple*, |
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158 | G4bool startFromNull = true, G4EmTableType t = fRestricted); |
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159 | |
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160 | G4VEmModel* GetModel(G4int, G4bool ver = false); |
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161 | |
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162 | void AddEmModel(G4int, G4VEmModel*, G4VEmFluctuationModel*, const G4Region*); |
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163 | |
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164 | void UpdateEmModel(const G4String&, G4double, G4double); |
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165 | |
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166 | void DumpModelList(G4int verb); |
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167 | |
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168 | inline G4VEmModel* SelectModel(G4double& energy, size_t& index); |
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169 | |
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170 | inline const G4DataVector* Cuts() const; |
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171 | |
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172 | inline const G4DataVector* SubCutoff() const; |
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173 | |
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174 | inline G4int NumberOfModels() const; |
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175 | |
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176 | private: |
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177 | |
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178 | inline G4double ComputeDEDX(G4VEmModel* model, |
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179 | const G4MaterialCutsCouple*, |
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180 | G4double kinEnergy, |
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181 | G4double cutEnergy, |
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182 | G4double minEnergy); |
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183 | |
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184 | // hide assignment operator |
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185 | |
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186 | G4EmModelManager(G4EmModelManager &); |
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187 | G4EmModelManager & operator=(const G4EmModelManager &right); |
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188 | |
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189 | // ===================================================================== |
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190 | |
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191 | private: |
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192 | |
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193 | G4DataVector theCuts; |
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194 | G4DataVector theSubCuts; |
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195 | |
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196 | std::vector<G4VEmModel*> models; |
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197 | std::vector<G4VEmFluctuationModel*> flucModels; |
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198 | std::vector<const G4Region*> regions; |
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199 | std::vector<G4int> orderOfModels; |
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200 | std::vector<G4int> isUsed; |
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201 | |
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202 | G4int nEmModels; |
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203 | G4int nRegions; |
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204 | |
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205 | std::vector<G4int> idxOfRegionModels; |
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206 | std::vector<G4RegionModels*> setOfRegionModels; |
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207 | |
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208 | G4double maxSubCutInRange; |
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209 | |
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210 | const G4ParticleDefinition* particle; |
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211 | |
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212 | G4int verboseLevel; |
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213 | G4bool severalModels; |
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214 | |
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215 | // may be changed in run time |
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216 | G4RegionModels* currRegionModel; |
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217 | G4VEmModel* currModel; |
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218 | }; |
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219 | |
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220 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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221 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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222 | |
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223 | inline G4VEmModel* G4EmModelManager::SelectModel(G4double& kinEnergy, |
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224 | size_t& index) |
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225 | { |
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226 | if(severalModels) { |
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227 | if(nRegions > 1) { |
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228 | currRegionModel = setOfRegionModels[idxOfRegionModels[index]]; |
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229 | } |
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230 | currModel = models[currRegionModel->SelectIndex(kinEnergy)]; |
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231 | } |
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232 | return currModel; |
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233 | } |
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234 | |
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235 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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236 | |
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237 | inline const G4DataVector* G4EmModelManager::Cuts() const |
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238 | { |
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239 | return &theCuts; |
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240 | } |
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241 | |
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242 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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243 | |
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244 | inline const G4DataVector* G4EmModelManager::SubCutoff() const |
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245 | { |
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246 | return &theSubCuts; |
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247 | } |
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248 | |
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249 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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250 | |
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251 | inline G4int G4EmModelManager::NumberOfModels() const |
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252 | { |
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253 | return nEmModels; |
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254 | } |
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255 | |
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256 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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257 | |
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258 | inline G4double |
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259 | G4EmModelManager::ComputeDEDX(G4VEmModel* model, |
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260 | const G4MaterialCutsCouple* couple, |
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261 | G4double e, |
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262 | G4double cut, |
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263 | G4double emin) |
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264 | { |
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265 | G4double dedx = 0.0; |
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266 | if(model && cut > emin) { |
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267 | dedx = model->ComputeDEDX(couple,particle,e,cut); |
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268 | if(emin > 0.0) {dedx -= model->ComputeDEDX(couple,particle,e,emin);} |
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269 | } |
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270 | return dedx; |
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271 | } |
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272 | |
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273 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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274 | |
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275 | #endif |
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276 | |
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