[1199] | 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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[1347] | 28 | // GEANT4 tag $Name: geant4-09-04-ref-00 $ |
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[1199] | 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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