include/Geant4/G4ElectricFieldModel.hh

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0027 //
0028 //
0029 // Michael Kelsey  31st January 2019 -- Adapted from new G4MagneticFieldModel
0030 //
0031 // Class Description:
0032 //
0033 // Model that knows how to draw the electric field.
0034
0035 #ifndef G4ELECTRICFIELDMODEL_HH
0036 #define G4ELECTRICFIELDMODEL_HH
0037
0038 #include "G4VFieldModel.hh"
0039
0040
0041 class G4ElectricFieldModel: public G4VFieldModel {
0042 public:         // With description
0043
0044   // Constructor just passes through to base
0045   G4ElectricFieldModel
0046   (G4int nDataPointsPerHalfExtent = 3,
0047    Representation representation = Representation::fullArrow,
0048    G4int arrow3DLineSegmentsPerCircle = 6,
0049    const G4VisExtent& extentForField = G4VisExtent(),
0050    const std::vector<G4PhysicalVolumesSearchScene::Findings>& pvFindings
0051    = std::vector<G4PhysicalVolumesSearchScene::Findings>())
0052   : G4VFieldModel
0053   ("Electric","E", extentForField, pvFindings,
0054    nDataPointsPerHalfExtent, representation, arrow3DLineSegmentsPerCircle)
0055   {}
0056
0057   virtual ~G4ElectricFieldModel() {;}
0058
0059 protected:
0060   virtual void GetFieldAtLocation(const G4Field* field,
0061                   const G4Point3D& position, G4double time,
0062                   G4Point3D& result) const;
0063   // The appropriate output from GetFieldValue should be filled into result.
0064   // If (field==0), the function should do nothing; returning without error.
0065
0066 private:
0067   // Private copy contructor and assignment to forbid use...
0068   G4ElectricFieldModel(const G4ElectricFieldModel&);
0069   G4ElectricFieldModel& operator=(const G4ElectricFieldModel&);
0070 };
0071
0072 #endif