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: $ |
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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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