| 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: G4DELPHIMagField.hh,v 1.4 2006/06/29 18:21:57 gunter Exp $
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| 28 | // GEANT4 tag $Name: geant4-09-02-cand-01 $
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| 29 | //
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| 30 | //
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| 31 | // class G4DELPHIMagField
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| 32 | //
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| 33 | // Class description:
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| 34 | //
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| 35 | // Class describing the DELPHI magnetic field. This axial symmetry
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| 36 | // field mainly directed along Z axis. The function MagneticField(yTrack,B)
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| 37 | // calculates the magnetic induction vector B in point corresponding to
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| 38 | // yTrack according to parametrization given in:
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| 39 | // P.Billoir, Precise tracking in a quasi-honogeneous magnetic field,
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| 40 | // DELPHI 87-6 PROG 65, 1987.
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| 41 |
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| 42 | // History:
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| 43 | // 3.2.97 - V. Grichine, created.
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| 44 | // -------------------------------------------------------------------
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| 45 |
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| 46 | #ifndef G4DELPHIMAGFIELD_HH
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| 47 | #define G4DELPHIMAGFIELD_HH
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| 48 |
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| 49 | #include "G4MagneticField.hh"
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| 50 |
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| 51 | class G4DELPHIMagField : public G4MagneticField
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| 52 | {
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| 53 | public: // with description
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| 54 |
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| 55 | G4DELPHIMagField();
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| 56 | ~G4DELPHIMagField();
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| 57 |
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| 58 | void GetFieldValue(const G4double yTrack[],
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| 59 | G4double B[] ) const;
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| 60 | };
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| 61 |
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| 62 | #endif
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