| [1316] | 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: SCMagneticField.cc,v 1.2 2006/06/29 18:54:53 gunter Exp $
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| [1347] | 28 | // GEANT4 tag $Name: geant4-09-04-ref-00 $
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| [1316] | 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 "SCMagneticField.hh"
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| 36 | #include "G4FieldManager.hh"
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| 37 |
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| 38 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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| 39 |
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| 40 | SCMagneticField::SCMagneticField()
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| 41 | : G4UniformMagField(G4ThreeVector())
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| 42 | {
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| 43 | GetGlobalFieldManager()->SetDetectorField(this);
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| 44 | GetGlobalFieldManager()->CreateChordFinder(this);
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| 45 | }
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| 46 |
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| 47 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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| 48 |
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| 49 | SCMagneticField::SCMagneticField(G4ThreeVector fieldVector)
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| 50 | : G4UniformMagField(fieldVector)
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| 51 | {
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| 52 | GetGlobalFieldManager()->SetDetectorField(this);
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| 53 | GetGlobalFieldManager()->CreateChordFinder(this);
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| 54 | }
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| 55 |
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| 56 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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| 57 |
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| 58 | // Set the value of the Global Field to fieldValue along X
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| 59 | //
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| 60 | void SCMagneticField::SetFieldValue(G4double fieldValue)
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| 61 | {
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| 62 | G4UniformMagField::SetFieldValue(G4ThreeVector(fieldValue,0,0));
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| 63 | }
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| 64 |
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| 65 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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| 66 |
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| 67 | // Set the value of the Global Field
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| 68 | //
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| 69 | void SCMagneticField::SetFieldValue(G4ThreeVector fieldVector)
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| 70 | {
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| 71 | // Find the Field Manager for the global field
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| 72 | G4FieldManager* fieldMgr= GetGlobalFieldManager();
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| 73 |
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| 74 | if(fieldVector!=G4ThreeVector(0.,0.,0.))
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| 75 | {
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| 76 | G4UniformMagField::SetFieldValue(fieldVector);
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| 77 | fieldMgr->SetDetectorField(this);
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| 78 | } else {
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| 79 | // If the new field's value is Zero, then it is best to
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| 80 | // insure that it is not used for propagation.
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| 81 | G4MagneticField* magField = NULL;
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| 82 | fieldMgr->SetDetectorField(magField);
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| 83 | }
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| 84 | }
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| 85 |
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| 86 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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| 87 |
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| 88 | SCMagneticField::~SCMagneticField()
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| 89 | {
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| 90 | // GetGlobalFieldManager()->SetDetectorField(0);
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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 | #include "G4TransportationManager.hh"
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| 96 |
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| 97 | G4FieldManager* SCMagneticField::GetGlobalFieldManager()
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| 98 | {
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| 99 | return G4TransportationManager::GetTransportationManager()->GetFieldManager();
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| 100 | }
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| 101 |
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| 102 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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