Gabriele Cosmo
100 lines
3.8 KiB
C++
100 lines
3.8 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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//
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// $Id: ExN02MagneticField.cc,v 1.7 2002/01/09 17:24:10 ranjard Exp $
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// GEANT4 tag $Name: geant4-07-01 $
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//
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// User Field class implementation.
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//
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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#include "ExN02MagneticField.hh"
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#include "G4FieldManager.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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ExN02MagneticField::ExN02MagneticField()
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: G4UniformMagField(G4ThreeVector())
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{
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GetGlobalFieldManager()->SetDetectorField(this);
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GetGlobalFieldManager()->CreateChordFinder(this);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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ExN02MagneticField::ExN02MagneticField(G4ThreeVector fieldVector)
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: G4UniformMagField(fieldVector)
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{
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GetGlobalFieldManager()->SetDetectorField(this);
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GetGlobalFieldManager()->CreateChordFinder(this);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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// Set the value of the Global Field to fieldValue along X
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//
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void ExN02MagneticField::SetFieldValue(G4double fieldValue)
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{
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G4UniformMagField::SetFieldValue(G4ThreeVector(fieldValue,0,0));
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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// Set the value of the Global Field
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//
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void ExN02MagneticField::SetFieldValue(G4ThreeVector fieldVector)
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{
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// Find the Field Manager for the global field
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G4FieldManager* fieldMgr= GetGlobalFieldManager();
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if(fieldVector!=G4ThreeVector(0.,0.,0.))
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{
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G4UniformMagField::SetFieldValue(fieldVector);
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fieldMgr->SetDetectorField(this);
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} else {
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// If the new field's value is Zero, then it is best to
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// insure that it is not used for propagation.
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G4MagneticField* magField = NULL;
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fieldMgr->SetDetectorField(magField);
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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ExN02MagneticField::~ExN02MagneticField()
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{
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// GetGlobalFieldManager()->SetDetectorField(0);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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#include "G4TransportationManager.hh"
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G4FieldManager* ExN02MagneticField::GetGlobalFieldManager()
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{
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return G4TransportationManager::GetTransportationManager()->GetFieldManager();
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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