Gabriele Cosmo
103 lines
3.8 KiB
C++
103 lines
3.8 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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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. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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// $Id: G4UniformElectricField.cc,v 1.12 2006/06/29 18:24:56 gunter Exp $
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// GEANT4 tag $Name: geant4-09-01 $
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//
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//
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//
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// Class for creation of uniform Electric Field
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//
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// 30.1.97 V.Grichine
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//
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// -------------------------------------------------------------------
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#include "G4UniformElectricField.hh"
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G4UniformElectricField::G4UniformElectricField(const G4ThreeVector FieldVector )
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{
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fFieldComponents[0] = 0.0;
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fFieldComponents[1] = 0.0;
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fFieldComponents[2] = 0.0;
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fFieldComponents[3] = FieldVector.x();
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fFieldComponents[4] = FieldVector.y();
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fFieldComponents[5] = FieldVector.z();
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}
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G4UniformElectricField::G4UniformElectricField(G4double vField,
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G4double vTheta,
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G4double vPhi )
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{
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if(vField >= 0 &&
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vTheta >= 0 && vTheta <= pi &&
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vPhi >= 0 && vPhi <= twopi)
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{
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fFieldComponents[0] = 0.0;
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fFieldComponents[1] = 0.0;
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fFieldComponents[2] = 0.0;
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fFieldComponents[3] = vField*std::sin(vTheta)*std::cos(vPhi) ;
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fFieldComponents[4] = vField*std::sin(vTheta)*std::sin(vPhi) ;
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fFieldComponents[5] = vField*std::cos(vTheta) ;
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}
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else
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{
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G4Exception("G4UniformElectricField::G4UniformElectricField()",
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"WrongArgumentValue", FatalException, "Invalid parameters.");
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}
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}
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G4UniformElectricField::~G4UniformElectricField()
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{
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}
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G4UniformElectricField::G4UniformElectricField (const G4UniformElectricField &p)
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: G4ElectricField(p)
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{
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for (G4int i=0; i<6; i++)
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fFieldComponents[i] = p.fFieldComponents[i];
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}
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G4UniformElectricField&
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G4UniformElectricField::operator = (const G4UniformElectricField &p)
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{
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for (G4int i=0; i<6; i++)
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fFieldComponents[i] = p.fFieldComponents[i];
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return *this;
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}
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// ------------------------------------------------------------------------
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void G4UniformElectricField::GetFieldValue (const G4double[4],
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G4double *fieldBandE ) const
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{
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fieldBandE[0]= 0.0;
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fieldBandE[1]= 0.0;
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fieldBandE[2]= 0.0;
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fieldBandE[3]= fFieldComponents[3] ;
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fieldBandE[4]= fFieldComponents[4] ;
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fieldBandE[5]= fFieldComponents[5] ;
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}
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