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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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: G4IVContinuousDiscreteProcess.hh,v 1.8 2006/06/29 21:07:14 gunter Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-02 $ |
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29 | // |
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30 | // $Id: |
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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 | // |
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35 | // Class Description |
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36 | // Abstract class which defines the public behavior of |
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37 | // discrete physics interactions using integral approach |
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38 | // |
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39 | // ------------------------------------------------------------ |
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40 | // New Physics scheme 8 Mar. 1997 H.Kurahige |
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41 | // ------------------------------------------------------------ |
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42 | // modified 26 Mar. 1997 H.Kurashige |
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43 | // modified 16 Apr. 1997 L.Urban |
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44 | // modified AlongStepGPIL etc. 17 Dec. 1997 H.Kurashige |
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45 | // fix bugs in GetGPILSelection() 24 Jan. 1998 H.Kurashige |
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46 | // modified for new ParticleChange 12 Mar. 1998 H.Kurashige |
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47 | |
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48 | #ifndef G4IVContinuousDiscreteProcess_h |
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49 | #define G4IVContinuousDiscreteProcess_h 1 |
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50 | |
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51 | #include "globals.hh" |
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52 | #include "G4ios.hh" |
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53 | |
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54 | #include "G4VProcess.hh" |
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55 | |
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56 | class G4IVContinuousDiscreteProcess : public G4VProcess |
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57 | { |
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58 | // Abstract class which defines the public behavior of |
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59 | // discrete physics interactions. |
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60 | public: |
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61 | |
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62 | G4IVContinuousDiscreteProcess(const G4String& , |
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63 | G4ProcessType aType = fNotDefined ); |
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64 | G4IVContinuousDiscreteProcess(G4IVContinuousDiscreteProcess &); |
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65 | |
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66 | virtual ~G4IVContinuousDiscreteProcess(); |
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67 | |
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68 | public: // with description |
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69 | virtual G4double PostStepGetPhysicalInteractionLength( |
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70 | const G4Track& track, |
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71 | G4double previousStepSize, |
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72 | G4ForceCondition* condition |
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73 | ); |
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74 | |
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75 | virtual G4VParticleChange* PostStepDoIt( |
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76 | const G4Track& , |
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77 | const G4Step& |
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78 | ); |
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79 | |
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80 | virtual G4double AlongStepGetPhysicalInteractionLength( |
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81 | const G4Track&, |
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82 | G4double previousStepSize, |
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83 | G4double currentMinimumStep, |
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84 | G4double& currentSafety, |
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85 | G4GPILSelection* selection |
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86 | ) ; |
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87 | |
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88 | virtual G4VParticleChange* AlongStepDoIt( |
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89 | const G4Track& , |
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90 | const G4Step& |
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91 | ); |
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92 | |
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93 | // no operation in AtRestDoIt |
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94 | virtual G4double AtRestGetPhysicalInteractionLength( |
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95 | const G4Track& , |
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96 | G4ForceCondition* |
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97 | ) { return -1.0; }; |
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98 | |
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99 | // no operation in AtRestDoIt |
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100 | virtual G4VParticleChange* AtRestDoIt( |
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101 | const G4Track& , |
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102 | const G4Step& |
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103 | ) {return 0;}; |
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104 | |
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105 | protected: // with description |
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106 | virtual G4double GetContinuousStepLimit(const G4Track& aTrack, |
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107 | G4double previousStepSize, |
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108 | G4double currentMinimumStep, |
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109 | G4double& currentSafety |
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110 | )=0; |
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111 | private: |
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112 | // this is the returnd value of G4GPILSelection in |
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113 | // the arguments of AlongStepGPIL() |
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114 | G4GPILSelection valueGPILSelection; |
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115 | |
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116 | protected: // with description |
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117 | //------------------------------------------------------ |
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118 | virtual void SubtractNumberOfInteractionLengthLeft( |
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119 | G4double previousStepSize) ; |
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120 | |
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121 | // these two methods are set/get methods for valueGPILSelection |
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122 | void SetGPILSelection(G4GPILSelection selection) |
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123 | { valueGPILSelection = selection;}; |
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124 | |
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125 | G4GPILSelection GetGPILSelection() const{return valueGPILSelection;}; |
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126 | |
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127 | private: |
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128 | // hide default constructor and assignment operator as private |
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129 | G4IVContinuousDiscreteProcess(); |
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130 | G4IVContinuousDiscreteProcess & operator=(const G4IVContinuousDiscreteProcess &right); |
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131 | |
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132 | protected: |
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133 | G4PhysicsTable* theNlambdaTable ; |
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134 | G4PhysicsTable* theInverseNlambdaTable ; |
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135 | const G4double BIGSTEP ; |
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136 | }; |
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137 | // ----------------------------------------- |
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138 | // inlined function members implementation |
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139 | // ----------------------------------------- |
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140 | #include "G4Track.hh" |
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141 | #include "G4Step.hh" |
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142 | #include "G4MaterialTable.hh" |
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143 | |
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144 | |
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145 | inline void G4IVContinuousDiscreteProcess:: |
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146 | SubtractNumberOfInteractionLengthLeft( |
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147 | G4double |
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148 | ) |
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149 | { |
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150 | // dummy routine |
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151 | ; |
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152 | } |
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153 | |
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154 | |
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155 | inline G4VParticleChange* G4IVContinuousDiscreteProcess::PostStepDoIt( |
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156 | const G4Track& , |
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157 | const G4Step& |
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158 | ) |
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159 | { |
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160 | // clear NumberOfInteractionLengthLeft |
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161 | ClearNumberOfInteractionLengthLeft(); |
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162 | return pParticleChange; |
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163 | } |
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164 | |
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165 | inline G4VParticleChange* G4IVContinuousDiscreteProcess::AlongStepDoIt( |
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166 | const G4Track& , |
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167 | const G4Step& |
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168 | ) |
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169 | { |
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170 | // clear NumberOfInteractionLengthLeft |
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171 | ClearNumberOfInteractionLengthLeft(); |
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172 | return pParticleChange; |
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173 | } |
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174 | |
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175 | inline G4double G4IVContinuousDiscreteProcess::AlongStepGetPhysicalInteractionLength( |
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176 | const G4Track& track, |
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177 | G4double previousStepSize, |
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178 | G4double currentMinimumStep, |
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179 | G4double& currentSafety, |
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180 | G4GPILSelection* selection |
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181 | ) |
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182 | { |
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183 | // GPILSelection is set to defaule value of CandidateForSelection |
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184 | valueGPILSelection = CandidateForSelection; |
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185 | |
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186 | // get Step limit proposed by the process |
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187 | G4double steplength = GetContinuousStepLimit(track,previousStepSize,currentMinimumStep, currentSafety); |
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188 | |
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189 | // set return value for G4GPILSelection |
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190 | *selection = valueGPILSelection; |
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191 | |
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192 | if (verboseLevel>1){ |
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193 | G4cout << "G4IVContinuousDiscreteProcess::AlongStepGetPhysicalInteractionLength "; |
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194 | G4cout << "[ " << GetProcessName() << "]" <<G4endl; |
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195 | track.GetDynamicParticle()->DumpInfo(); |
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196 | G4cout << " in Material " << track.GetMaterial()->GetName() <<G4endl; |
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197 | G4cout << "IntractionLength= " << steplength/cm <<"[cm] " <<G4endl; |
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198 | } |
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199 | return steplength ; |
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200 | } |
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201 | |
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202 | #endif |
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203 | |
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204 | |
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205 | |
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206 | |
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207 | |
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208 | |
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