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 | // |
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27 | // $Id: exampleS5.cc,v 1.2 2007/05/02 14:59:26 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 - exampleN01 |
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33 | // -------------------------------------------------------------- |
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34 | |
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35 | #include "G4RunManager.hh" |
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36 | #include "G4UImanager.hh" |
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37 | |
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38 | #include "ExN01DetectorConstruction.hh" |
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39 | #include "ExN01PhysicsList.hh" |
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40 | #include "ExN01PrimaryGeneratorAction.hh" |
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41 | #include "ExN01RunAction.hh" |
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42 | #include "ExN01EventAction.hh" |
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43 | #include "ExN01SteppingAction.hh" |
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44 | |
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45 | #include "G4UIterminal.hh" |
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46 | #include "G4UItcsh.hh" |
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47 | #include "G4UniformMagField.hh" |
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48 | #include "G4VPhysicalVolume.hh" |
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49 | #include "G4ChordFinder.hh" |
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50 | #include "G4PropagatorInField.hh" |
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51 | #include "G4MagneticField.hh" |
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52 | #include "G4FieldManager.hh" |
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53 | #include "G4TransportationManager.hh" |
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54 | #include "G4Navigator.hh" |
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55 | #include "G4HelixExplicitEuler.hh" |
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56 | #include "G4HelixSimpleRunge.hh" |
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57 | #include "G4HelixImplicitEuler.hh" |
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58 | #include "G4ExactHelixStepper.hh" |
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59 | #include "G4ExplicitEuler.hh" |
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60 | #include "G4ImplicitEuler.hh" |
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61 | #include "G4SimpleRunge.hh" |
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62 | #include "G4SimpleHeum.hh" |
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63 | #include "G4ClassicalRK4.hh" |
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64 | #include "G4Mag_UsualEqRhs.hh" |
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65 | #include "G4MagIntegratorStepper.hh" |
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66 | #include "G4CashKarpRKF45.hh" |
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67 | #include "G4RKG3_Stepper.hh" |
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68 | #include "G4Timer.hh" |
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69 | #include "G4ios.hh" |
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70 | #include "G4QuadrupoleMagField.hh" |
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71 | #include "G4MagIntegratorDriver.hh" |
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72 | #include <fstream> |
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73 | /// |
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74 | ///MagField |
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75 | /// |
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76 | |
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77 | /// |
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78 | ///EndMagField |
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79 | /// |
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80 | |
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81 | /// |
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82 | ///SetupStepper |
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83 | /// |
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84 | G4MagIntegratorStepper* SetupStepper(G4int type,G4Mag_UsualEqRhs* pE) |
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85 | { |
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86 | G4MagIntegratorStepper* pStepper; |
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87 | switch ( type ) |
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88 | { |
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89 | case 0: pStepper = new G4ExplicitEuler( pE ); break; |
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90 | case 1: pStepper = new G4ImplicitEuler( pE ); break; |
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91 | case 2: pStepper = new G4SimpleRunge( pE ); break; |
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92 | case 3: pStepper = new G4SimpleHeum( pE ); break; |
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93 | case 4: pStepper = new G4ClassicalRK4( pE ); break; |
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94 | case 5: pStepper = new G4HelixExplicitEuler( pE ); break; |
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95 | case 6: pStepper = new G4HelixImplicitEuler( pE ); break; |
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96 | case 7: pStepper = new G4HelixSimpleRunge( pE ); break; |
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97 | case 8: pStepper = new G4CashKarpRKF45( pE ); break; |
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98 | case 9: pStepper = new G4ExactHelixStepper( pE ); break; |
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99 | case 10: pStepper = new G4RKG3_Stepper( pE ); break; |
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100 | default: pStepper = 0; |
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101 | } |
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102 | return pStepper; |
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103 | } |
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104 | /// |
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105 | ///EndSetupStepper |
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106 | /// |
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107 | |
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108 | /// |
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109 | ///CompareStepStepper |
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110 | /// |
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111 | void CompareStep(G4double y[],G4double dydx[],G4double hhh, |
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112 | G4double yout1[],G4double yout2[],G4double ydif[], |
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113 | G4double yerr1[],G4double yerr2[], |
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114 | G4MagIntegratorStepper* pSt1,G4MagIntegratorStepper* pSt2) |
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115 | { |
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116 | //G4double yerr1[G4FieldTrack::ncompSVEC]; |
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117 | // G4double yerr2[G4FieldTrack::ncompSVEC]; |
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118 | G4double ydiferr[G4FieldTrack::ncompSVEC]; |
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119 | G4double r[10]; |
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120 | // |
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121 | //r0=r;r1=Pr;r2=difR;r3=difPr;r4=diferrR;r5=diferrPr;r6=err1r;r7=err1Pr; |
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122 | //r8=err2r;r9=err2Pr; |
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123 | // |
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124 | r[0]=std::sqrt(y[0]*y[0]+y[1]*y[1]+y[2]*y[2]); |
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125 | r[1]=std::sqrt(y[3]*y[3]+y[4]*y[4]+y[5]*y[5]); |
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126 | pSt1->Stepper(y,dydx,hhh,yout1,yerr1); |
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127 | //G4cout << " One step with stepper type 1"<<G4endl; |
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128 | //G4cout << " Step Length= "<<hhh/mm<<"mm"<<G4endl; |
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129 | // G4cout << "Y DyDx Yout "<<G4endl; |
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130 | //G4cout.precision(10); |
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131 | //for (G4int i=0;i<6;i++) |
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132 | //G4cout << y[i]<<" "<<dydx[i]<<" "<<yout1[i]<<G4endl; |
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133 | pSt2->Stepper(y,dydx,hhh,yout2,yerr2); |
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134 | //G4cout << " One step with stepper type 2 "<<G4endl; |
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135 | //G4cout << "Y DyDx Yout "<<G4endl; |
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136 | //G4cout.precision(10); |
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137 | //for (G4int i=0;i<6;i++) |
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138 | // G4cout << y[i]<<" "<<dydx[i]<<" "<<yout2[i]<<G4endl; |
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139 | for (G4int i=0;i<6;i++) ydif[i]= std::abs(yout1[i]-yout2[i]); |
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140 | for (G4int i=0;i<6;i++) ydiferr[i]=std::sqrt(yerr1[i]*yerr1[i]+yerr2[i]*yerr2[i]); |
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141 | r[2]=std::sqrt(ydif[0]*ydif[0]+ydif[1]*ydif[1]+ydif[2]*ydif[2]); |
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142 | r[3]=std::sqrt(ydif[3]*ydif[3]+ydif[4]*ydif[4]+ydif[5]*ydif[5]); |
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143 | r[4]=std::sqrt(ydiferr[0]*ydiferr[0]+ydiferr[1]*ydiferr[1]+ydiferr[2]*ydiferr[2]); |
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144 | r[5]=std::sqrt(ydiferr[3]*ydiferr[3]+ydiferr[4]*ydiferr[4]+ydiferr[5]*ydiferr[5]); |
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145 | r[6]=std::sqrt(yerr1[0]*yerr1[0]+yerr1[1]*yerr1[1]+yerr1[2]*yerr1[2]); |
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146 | r[7]=std::sqrt(yerr1[3]*yerr1[3]+yerr1[4]*yerr1[4]+yerr1[5]*yerr1[5]); |
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147 | r[8]=std::sqrt(yerr2[0]*yerr2[0]+yerr2[1]*yerr2[1]+yerr2[2]*yerr2[2]); |
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148 | r[9]=std::sqrt(yerr2[3]*yerr2[3]+yerr2[4]*yerr2[4]+yerr2[5]*yerr2[5]); |
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149 | G4cout.precision(10); |
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150 | for (G4int i=0;i<6;i++) |
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151 | // G4cout << "deltaY["<<i<<"]="<<ydif[i]/mm<<"mm"<<" " |
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152 | // <<ydiferr[i]/mm<<" " |
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153 | // <<yerr1[i]/mm<<" "<<yerr2[i]/mm<<G4endl; |
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154 | G4cout <<hhh<<" "<<y[i]<<" "<<ydif[i]/mm <<" " |
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155 | <<ydiferr[i]/mm<<" " |
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156 | <<yerr1[i]/mm<<" "<<yerr2[i]/mm<<G4endl; |
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157 | // G4cout <<hhh<<" "<<y[i]<<" "<<ydif[i]/mm <<" " |
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158 | // <<yout1[i]/mm<<" " |
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159 | // <<yout2[i]/mm<<" "<<yerr2[i]/mm<<G4endl; |
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160 | } |
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161 | /// |
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162 | ///OneStepStepper |
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163 | /// |
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164 | /// |
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165 | void OneStep(G4double y[],G4double dydx[],G4double hhh, |
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166 | G4double yout1[],G4double yerr1[], |
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167 | G4MagIntegratorStepper* pSt1) |
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168 | { |
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169 | |
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170 | pSt1->Stepper(y,dydx,hhh,yout1,yerr1); |
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171 | //G4cout << " One step with stepper type 1"<<G4endl; |
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172 | //G4cout << " Step Length= "<<hhh/mm<<"mm"<<G4endl; |
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173 | // G4cout << "Y DyDx Yout "<<G4endl; |
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174 | //G4cout.precision(10); |
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175 | //for (G4int i=0;i<6;i++) |
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176 | //G4cout << y[i]<<" "<<dydx[i]<<" "<<yout1[i]<<G4endl; |
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177 | |
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178 | } |
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179 | /// |
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180 | ///OneStepStepper |
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181 | /// |
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182 | #ifdef G4VIS_USE |
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183 | #include "G4VisExecutive.hh" |
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184 | #endif |
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185 | |
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186 | int main(int argc,char** argv) |
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187 | { |
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188 | // Construct the default run manager |
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189 | // |
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190 | G4RunManager* runManager = new G4RunManager; |
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191 | |
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192 | // set mandatory initialization classes |
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193 | // |
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194 | |
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195 | ExN01DetectorConstruction* detector = new ExN01DetectorConstruction; |
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196 | runManager->SetUserInitialization(detector); |
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197 | // |
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198 | G4VUserPhysicsList* physics = new ExN01PhysicsList; |
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199 | runManager->SetUserInitialization(physics); |
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200 | |
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201 | #ifdef G4VIS_USE |
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202 | // Visualization, if you choose to have it! |
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203 | // |
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204 | G4VisManager* visManager = new G4VisExecutive; |
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205 | visManager->Initialize(); |
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206 | #endif |
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207 | |
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208 | // set mandatory user action class |
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209 | // |
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210 | G4VUserPrimaryGeneratorAction* gen_action = new ExN01PrimaryGeneratorAction; |
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211 | runManager->SetUserAction(gen_action); |
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212 | |
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213 | |
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214 | ExN01RunAction* run_action = new ExN01RunAction; |
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215 | runManager->SetUserAction(run_action); |
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216 | // |
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217 | ExN01EventAction* event_action = new ExN01EventAction(run_action); |
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218 | runManager->SetUserAction(event_action); |
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219 | // |
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220 | G4UserSteppingAction* stepping_action = |
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221 | new ExN01SteppingAction(detector,event_action); |
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222 | runManager->SetUserAction(stepping_action); |
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223 | // |
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224 | //Mag Field |
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225 | // |
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226 | G4int type=4; |
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227 | G4ThreeVector Bconst(0.,0.,-2.*tesla); |
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228 | |
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229 | G4UniformMagField* pmagField; |
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230 | G4FieldManager* pfieldMgr; |
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231 | G4MagIntegratorStepper* pStepper1; |
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232 | G4MagIntegratorStepper* pStepper2; |
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233 | G4ChordFinder* pChordFinder; |
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234 | G4Mag_UsualEqRhs* pEquation; |
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235 | |
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236 | pmagField = new G4UniformMagField(Bconst); |
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237 | |
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238 | //// Get the global field manager |
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239 | pfieldMgr= G4TransportationManager::GetTransportationManager()-> |
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240 | GetFieldManager(); |
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241 | // // Set this field to the global field manager |
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242 | pfieldMgr->SetDetectorField(pmagField ); |
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243 | // //stepper choise |
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244 | pEquation=new G4Mag_UsualEqRhs(pmagField); |
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245 | pStepper1=SetupStepper(type,pEquation); |
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246 | pChordFinder = new G4ChordFinder(pmagField, |
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247 | 1.0e-2 * mm, |
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248 | pStepper1); |
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249 | pfieldMgr->SetChordFinder( pChordFinder ); |
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250 | |
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251 | // |
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252 | //Propagator |
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253 | // |
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254 | G4PropagatorInField* pPropagator; |
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255 | pPropagator = G4TransportationManager::GetTransportationManager()-> |
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256 | GetPropagatorInField (); |
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257 | pPropagator -> SetMinimumEpsilonStep( 1.0e-5*mm ) ; |
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258 | pPropagator -> SetMaximumEpsilonStep( 1.0e-5*mm ) ; |
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259 | G4cout << " Using values for " |
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260 | << " Min Eps = " << pPropagator->GetMinimumEpsilonStep() |
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261 | << " and " |
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262 | << " MaxEps = " << pPropagator->GetMaximumEpsilonStep() |
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263 | << G4endl; |
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264 | pPropagator ->SetLargestAcceptableStep(5.0*cm); |
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265 | |
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266 | // |
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267 | //End MagField |
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268 | |
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269 | // |
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270 | |
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271 | // Initialize G4 kernel |
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272 | // |
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273 | runManager->Initialize(); |
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274 | // Get the pointer to the User Interface manager |
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275 | // |
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276 | G4UImanager * UI = G4UImanager::GetUIpointer(); |
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277 | |
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278 | if(argc==1) // Define (G)UI terminal for interactive mode |
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279 | { |
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280 | // G4UIterminal is a (dumb) terminal |
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281 | // |
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282 | G4UIsession * session = 0; |
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283 | #ifdef G4UI_USE_TCSH |
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284 | session = new G4UIterminal(new G4UItcsh); |
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285 | #else |
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286 | session = new G4UIterminal(); |
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287 | #endif |
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288 | UI->ApplyCommand("/control/execute vis.mac"); |
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289 | |
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290 | // UI->ApplyCommand("/gun/energy 1 GeV"); |
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291 | G4int numberOfEvent = 1; |
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292 | runManager->BeamOn(numberOfEvent); |
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293 | UI->ApplyCommand("/run/verbose 1"); |
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294 | |
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295 | session->SessionStart(); |
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296 | |
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297 | delete session; |
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298 | } |
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299 | else // Batch mode |
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300 | { |
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301 | G4String command = "/control/execute "; |
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302 | G4String fileName = argv[1]; |
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303 | UI->ApplyCommand(command+fileName); |
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304 | } |
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305 | |
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306 | // Free the store: user actions, physics_list and detector_description are |
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307 | // owned and deleted by the run manager, so they should not |
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308 | // be deleted in the main() program ! |
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309 | |
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310 | // Get the pointer to the UI manager and set verbosities |
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311 | // |
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312 | //G4UImanager* UI = G4UImanager::GetUIpointer(); |
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313 | //UI->ApplyCommand("/run/verbose 1"); |
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314 | //UI->ApplyCommand("/event/verbose 1"); |
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315 | // UI->ApplyCommand("/tracking/verbose 1"); |
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316 | |
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317 | // Start a run |
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318 | // |
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319 | //G4int numberOfEvent = 3; |
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320 | //runManager->BeamOn(numberOfEvent); |
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321 | |
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322 | // Job termination |
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323 | // |
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324 | // Free the store: user actions, physics_list and detector_description are |
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325 | // owned and deleted by the run manager, so they should not |
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326 | // be deleted in the main() program ! |
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327 | // |
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328 | #ifdef G4VIS_USE |
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329 | delete visManager; |
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330 | #endif |
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331 | delete runManager; |
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332 | |
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333 | return 0; |
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334 | } |
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335 | |
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336 | |
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