underground_physics/src/DMXDetectorField.icc

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0025 //
0026 //
0027   G4double EField = 0.0*kilovolt/cm;
0028
0029   // create electric field
0030   G4UniformElectricField* elecField =
0031      new G4UniformElectricField(G4ThreeVector(0,EField,0));
0032
0033   // equation of motion
0034   G4EqMagElectricField* EquationOfMotion =
0035     new G4EqMagElectricField(elecField);
0036
0037   // stepper for equation of motion
0038   G4MagIntegratorStepper* DMXStepper =
0039     new G4ClassicalRK4(EquationOfMotion);
0040
0041   // chordfinder
0042   G4ChordFinder* DMXChordFinder =
0043     new G4ChordFinder(elecField, 1.0e-3*mm, DMXStepper);
0044
0045   // field manager
0046   G4FieldManager* DMXFieldManager = new G4FieldManager();
0047   DMXFieldManager->SetChordFinder(DMXChordFinder);
0048   G4TransportationManager::GetTransportationManager()
0049     -> SetFieldManager(DMXFieldManager);