Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/visualization/modeling/include/G4MagneticFieldModel.hh

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  1 //
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 25 //
 26 //
 27 //
 28 // 
 29 // John Allison    17th August 2013
 30 // Michael Kelsey  31st January 2019 -- Move functionality to G4VFieldModel
 31 //
 32 // Class Description:
 33 //
 34 // Model that knows how to draw the magnetic field.
 35 
 36 #ifndef G4MAGNETICFIELDMODEL_HH
 37 #define G4MAGNETICFIELDMODEL_HH
 38 
 39 #include "G4VFieldModel.hh"
 40 
 41 
 42 class G4MagneticFieldModel: public G4VFieldModel {
 43 public:     // With description
 44 
 45   // Constructor just passes through to base
 46   G4MagneticFieldModel
 47   (G4int nDataPointsPerHalfExtent = 3,
 48    Representation representation = Representation::fullArrow,
 49    G4int arrow3DLineSegmentsPerCircle = 6,
 50    const G4VisExtent& extentForField = G4VisExtent(),
 51    const std::vector<G4PhysicalVolumesSearchScene::Findings>& pvFindings
 52    = std::vector<G4PhysicalVolumesSearchScene::Findings>())
 53   : G4VFieldModel
 54   ("Magnetic","B", extentForField, pvFindings,
 55   nDataPointsPerHalfExtent, representation, arrow3DLineSegmentsPerCircle)
 56   {}
 57 
 58   virtual ~G4MagneticFieldModel() {;}
 59 
 60 protected:
 61   virtual void GetFieldAtLocation(const G4Field* field,
 62           const G4Point3D& position, G4double time,
 63           G4Point3D& result) const;
 64   // The appropriate output from GetFieldValue should be filled into result.
 65   // If (field==0), the function should do nothing; returning without error.
 66 
 67 private:
 68   // Private copy contructor and assignment to forbid use...
 69   G4MagneticFieldModel(const G4MagneticFieldModel&);
 70   G4MagneticFieldModel& operator=(const G4MagneticFieldModel&);
 71 };
 72 
 73 #endif
 74