| 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: ExN02MagneticField.cc,v 1.9 2007/08/22 13:11:51 gcosmo Exp $ |
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| 28 | // GEANT4 tag $Name: $ |
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| 29 | // |
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| 30 | // User Field class implementation. |
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| 31 | // |
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| 32 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 33 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 34 | |
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| 35 | #include "ExN02MagneticField.hh" |
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| 36 | #include "G4FieldManager.hh" |
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| 37 | #include "G4TransportationManager.hh" |
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| 38 | |
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| 39 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 40 | |
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| 41 | ExN02MagneticField::ExN02MagneticField() |
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| 42 | : G4UniformMagField(G4ThreeVector()) |
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| 43 | { |
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| 44 | GetGlobalFieldManager()->SetDetectorField(this); |
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| 45 | GetGlobalFieldManager()->CreateChordFinder(this); |
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| 46 | } |
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| 47 | |
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| 48 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 49 | |
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| 50 | ExN02MagneticField::ExN02MagneticField(G4ThreeVector fieldVector) |
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| 51 | : G4UniformMagField(fieldVector) |
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| 52 | { |
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| 53 | GetGlobalFieldManager()->SetDetectorField(this); |
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| 54 | GetGlobalFieldManager()->CreateChordFinder(this); |
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| 55 | } |
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| 56 | |
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| 57 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 58 | |
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| 59 | ExN02MagneticField::~ExN02MagneticField() |
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| 60 | { |
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| 61 | } |
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| 62 | |
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| 63 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 64 | |
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| 65 | // Set the value of the Global Field to fieldValue along X |
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| 66 | // |
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| 67 | void ExN02MagneticField::SetMagFieldValue(G4double fieldValue) |
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| 68 | { |
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| 69 | SetMagFieldValue(G4ThreeVector(fieldValue,0,0)); |
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| 70 | } |
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| 71 | |
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| 72 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 73 | |
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| 74 | // Set the value of the Global Field |
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| 75 | // |
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| 76 | void ExN02MagneticField::SetMagFieldValue(G4ThreeVector fieldVector) |
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| 77 | { |
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| 78 | // Find the Field Manager for the global field |
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| 79 | G4FieldManager* fieldMgr= GetGlobalFieldManager(); |
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| 80 | |
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| 81 | if(fieldVector!=G4ThreeVector(0.,0.,0.)) |
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| 82 | { |
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| 83 | SetFieldValue(fieldVector); |
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| 84 | fieldMgr->SetDetectorField(this); |
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| 85 | } else { |
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| 86 | // If the new field's value is Zero, then it is best to |
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| 87 | // insure that it is not used for propagation. |
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| 88 | G4MagneticField* magField = 0; |
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| 89 | fieldMgr->SetDetectorField(magField); |
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| 90 | } |
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| 91 | } |
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| 92 | |
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| 93 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 94 | |
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| 95 | G4FieldManager* ExN02MagneticField::GetGlobalFieldManager() |
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| 96 | { |
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| 97 | return G4TransportationManager::GetTransportationManager()->GetFieldManager(); |
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| 98 | } |
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| 99 | |
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| 100 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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