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: G4AdjointhMultipleScattering.hh,v 1.2 2009/11/20 10:31:20 ldesorgh Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-03-cand-01 $ |
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28 | // |
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29 | ///////////////////////////////////////////////////////////////////////////////// |
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30 | // Class: G4AdjointhMultipleScattering |
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31 | // Author: L. Desorgher |
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32 | // Organisation: SpaceIT GmbH |
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33 | // Contract: ESA contract 21435/08/NL/AT |
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34 | // Customer: ESA/ESTEC |
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35 | ///////////////////////////////////////////////////////////////////////////////// |
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36 | // |
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37 | // GEANT4 Class header file |
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38 | // |
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39 | // File name: G4AdjointhMultipleScattering |
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40 | // |
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41 | // Author: Desorgher Laurent |
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42 | // |
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43 | // Creation date: 03.06.2009 cloned from G4hMultipleScattering by U.Laszlo with slight modification for adjoint_ion. |
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44 | // |
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45 | // |
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46 | //------------------------------------------------------------------------------ |
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47 | ///////////////////////////////////////////////////////////////////////////////// |
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48 | // |
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49 | // CHANGE HISTORY |
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50 | // -------------- |
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51 | // ChangeHistory: |
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52 | // 03.06.2009 Creation by L. Desorgher. Cloned from G4hMultipleScattering by U.Laszlo with slight modifications. |
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53 | // 09.11.2009 Remove AlongStepGetPhysicalInteractionLength, to call the one of the base class. |
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54 | //------------------------------------------------------------- |
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55 | // Documentation: |
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56 | // The class simulates the multiple scattering for adjoint proton of charged particle. In this approximate implementation the reverse multiple scattering |
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57 | // is the same than the foward one. This should be changed in the future to have the MultipleScaterring computed for the energy at the end of the step |
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58 | // and not before the step. |
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59 | // |
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60 | |
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61 | |
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62 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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63 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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64 | |
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65 | #ifndef G4AdjointhMultipleScattering_h |
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66 | #define G4AdjointhMultipleScattering_h 1 |
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67 | |
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68 | #include "G4VMultipleScattering.hh" |
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69 | |
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70 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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71 | |
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72 | class G4VMscModel; |
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73 | |
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74 | class G4AdjointhMultipleScattering : public G4VMultipleScattering |
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75 | |
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76 | { |
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77 | public: // with description |
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78 | |
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79 | G4AdjointhMultipleScattering(const G4String& processName="msc"); |
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80 | |
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81 | virtual ~G4AdjointhMultipleScattering(); |
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82 | |
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83 | // returns true for charged particles, false otherwise |
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84 | G4bool IsApplicable (const G4ParticleDefinition& p); |
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85 | |
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86 | // PrG4int few lines of informations about the process: validity range, |
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87 | void PrintInfo(); |
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88 | |
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89 | // geom. step length distribution should be sampled or not |
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90 | void Setsamplez(G4bool value) { samplez = value;}; |
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91 | |
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92 | // to reduce the energy/step dependence |
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93 | void Setdtrl(G4double value) { dtrl = value;}; |
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94 | |
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95 | // 'soften' step limitation above lambdalimit |
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96 | void SetLambdalimit(G4double value) { lambdalimit = value;}; |
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97 | |
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98 | /* // The function overloads the corresponding function of the base |
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99 | // class.It limits the step near to boundaries only |
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100 | // and invokes the method GetMscContinuousStepLimit at every step. |
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101 | G4double AlongStepGetPhysicalInteractionLength( |
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102 | const G4Track&, |
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103 | G4double previousStepSize, |
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104 | G4double currentMinimalStep, |
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105 | G4double& currentSafety, |
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106 | G4GPILSelection* selection); |
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107 | */ |
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108 | |
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109 | protected: |
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110 | |
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111 | // This function initialise models |
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112 | void InitialiseProcess(const G4ParticleDefinition*); |
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113 | |
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114 | private: // data members |
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115 | |
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116 | G4VMscModel* mscUrban; |
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117 | |
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118 | G4double lambdalimit; |
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119 | G4double dtrl; |
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120 | |
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121 | G4bool samplez; |
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122 | G4bool isInitialized; |
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123 | G4bool isIon; |
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124 | |
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125 | }; |
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126 | |
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127 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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128 | |
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129 | #endif |
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