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1 // 2 // ******************************************************************** 3 // * License and Disclaimer * 4 // * * 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. * 10 // * * 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitation of liability. * 17 // * * 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************************************** 25 // 26 // Please cite the following paper if you use this software 27 // Nucl.Instrum.Meth.B260:20-27, 2007 28 29 #include "G4MagneticField.hh" 30 31 #include <fstream> 32 #include <vector> 33 34 class TabulatedField3D 35 36 #ifndef STANDALONE 37 : public G4MagneticField 38 #endif 39 40 { 41 42 public: 43 44 TabulatedField3D(G4float gr1, G4float gr2, G4float gr3, G4float gr4, G4int quadModel); 45 46 void GetFieldValue( const double Point[4], 47 double *Bfield ) const; 48 49 private: 50 51 std::vector< std::vector< std::vector< double > > > fXField; 52 53 std::vector< std::vector< std::vector< double > > > fYField; 54 55 std::vector< std::vector< std::vector< double > > > fZField; 56 57 G4int fNx,fNy,fNz; 58 59 G4double fMinix, fMaxix, fMiniy, fMaxiy, fMiniz, fMaxiz; 60 61 G4double fDx, fDy, fDz; 62 63 G4float fGradient1, fGradient2, fGradient3, fGradient4; 64 65 G4int fModel; 66 67 }; 68 69