Geant4 Cross Reference

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Geant4/geometry/magneticfield/include/G4Field.hh

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Diff markup

Differences between /geometry/magneticfield/include/G4Field.hh (Version 11.3.0) and /geometry/magneticfield/include/G4Field.hh (Version 2.0)


                                                   >>   1 // This code implementation is the intellectual property of
                                                   >>   2 // the GEANT4 collaboration.
  1 //                                                  3 //
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  3 // * License and Disclaimer                    <<   5 // based on the Program) you indicate your acceptance of this statement,
  4 // *                                           <<   6 // and all its terms.
  5 // * The  Geant4 software  is  copyright of th << 
  6 // * the Geant4 Collaboration.  It is provided << 
  7 // * conditions of the Geant4 Software License << 
  8 // * LICENSE and available at  http://cern.ch/ << 
  9 // * include a list of copyright holders.      << 
 10 // *                                           << 
 11 // * Neither the authors of this software syst << 
 12 // * institutes,nor the agencies providing fin << 
 13 // * work  make  any representation or  warran << 
 14 // * regarding  this  software system or assum << 
 15 // * use.  Please see the license in the file  << 
 16 // * for the full disclaimer and the limitatio << 
 17 // *                                           << 
 18 // * This  code  implementation is the result  << 
 19 // * technical work of the GEANT4 collaboratio << 
 20 // * By using,  copying,  modifying or  distri << 
 21 // * any work based  on the software)  you  ag << 
 22 // * use  in  resulting  scientific  publicati << 
 23 // * acceptance of all terms of the Geant4 Sof << 
 24 // ******************************************* << 
 25 //                                                  7 //
 26 // G4Field                                     <<   8 // $Id: G4Field.hh,v 1.3 2000/04/27 09:14:05 gcosmo Exp $
                                                   >>   9 // GEANT4 tag $Name: geant4-02-00 $
                                                   >>  10 //
                                                   >>  11 //
                                                   >>  12 // class G4Field
 27 //                                                 13 //
 28 // Class description:                              14 // Class description:
 29 //                                                 15 //
 30 // Abstract class for any kind of Field.           16 // Abstract class for any kind of Field.
 31 // It allows any kind of field (vector, scalar     17 // It allows any kind of field (vector, scalar, tensor and any set of them)
 32 // to be defined by implementing the inquiry f     18 // to be defined by implementing the inquiry function interface.
 33 //                                             << 
 34 // The key method is  GetFieldValue( const  do << 
 35 //                    *************         do << 
 36 // Given an input position/time vector 'Point' << 
 37 // this method must return the value of the fi << 
 38 //                                             << 
 39 // A field must also specify whether it change << 
 40 //                    DoesFieldChangeEnergy()  << 
 41 //                    *********************    << 
 42 // A field must co-work with a corresponding E << 
 43 // enable the integration of a particle's posi << 
 44 // spin.  For this a field and its equation of << 
 45 // same convention for the order of field comp << 
 46                                                    19 
 47 // Created: John Apostolakis, 10.03.1997       <<  20 // History:
 48 // ------------------------------------------- <<  21 // - Created:  John Apostolakis, 10.03.1997
                                                   >>  22 
 49 #ifndef G4FIELD_HH                                 23 #ifndef G4FIELD_HH
 50 #define G4FIELD_HH                                 24 #define G4FIELD_HH
 51                                                    25 
 52 #include "G4Types.hh"                          << 
 53 #include "globals.hh"                          << 
 54                                                << 
 55 class G4Field                                      26 class G4Field
 56 {                                                  27 {
 57   public:  // with description                     28   public:  // with description
 58                                                    29 
 59       G4Field( G4bool gravityOn = false);      <<  30       virtual void  GetFieldValue( const  double Point[3],
 60       G4Field( const G4Field& );               <<  31             double *Bfield ) const = 0;
 61       virtual ~G4Field();                      <<  32       G4Field(){};
 62       G4Field& operator = (const G4Field& p);  <<  33       virtual ~G4Field(){};
 63                                                <<  34 
 64       virtual void GetFieldValue( const G4doub <<  35      // A field signature function that can be used to insure
 65                                         G4doub <<  36      // that the Equation of motion object and the G4Field object
 66        // Given the position time vector 'Poin <<  37      // have the same "field signature"?
 67        // return the value of the field in the << 
 68        //  Notes:                              << 
 69        //   1) The 'Point' vector has the foll << 
 70        //        Point[0]  is  x  ( position,  << 
 71        //        Point[1]  is  y               << 
 72        //        Point[2]  is  z               << 
 73        //        Point[3]  is  t  ( time,  in  << 
 74        //   2) The convention for the componen << 
 75        //      array 'fieldArr' are determined << 
 76        //      See for example the class G4Ele << 
 77                                                << 
 78       virtual G4bool DoesFieldChangeEnergy() c << 
 79         // Each type/class of field should res << 
 80         // For example:                        << 
 81         //   - an electric field     should re << 
 82         //   - a pure magnetic field should re << 
 83                                                << 
 84       inline G4bool IsGravityActive() const;   << 
 85         //  Does this field include gravity?   << 
 86                                                << 
 87       inline void SetGravityActive( G4bool OnO << 
 88                                                << 
 89       virtual G4Field* Clone() const;          << 
 90         // Implements cloning, needed by multi << 
 91                                                << 
 92       static constexpr G4int MAX_NUMBER_OF_COM << 
 93                                                << 
 94   private:                                     << 
 95                                                << 
 96       G4bool fGravityActive = false;           << 
 97 };                                                 38 };
 98                                                    39 
 99 // Inline methods ...                          << 
100                                                << 
101 inline G4bool G4Field::IsGravityActive() const << 
102 {                                              << 
103   return fGravityActive;                       << 
104 }                                              << 
105                                                    40 
106 inline void G4Field::SetGravityActive( G4bool  <<  41 #endif /* G4FIELD_HH */
107 {                                              << 
108   fGravityActive = OnOffFlag;                  << 
109 }                                              << 
110                                                << 
111 #endif                                         << 
112                                                    42