BDipoleField.cpp

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// ------------------------------------------------------------------------
// $RCSfile: BDipoleField.cpp,v $
// ------------------------------------------------------------------------
// $Revision: 1.1.1.1 $
// ------------------------------------------------------------------------
// Copyright: see Copyright.readme
// ------------------------------------------------------------------------
//
// Class: BDipoleField
//   An electrostatic dipole field in the (x,y)-plane.
//
// ------------------------------------------------------------------------
// Class category: Fields
// ------------------------------------------------------------------------
//
// $Date: 2000/03/27 09:32:35 $
// $Author: fci $
//
// ------------------------------------------------------------------------
 
#include "Fields/BDipoleField.h"
 
// Class BDipoleField
// ------------------------------------------------------------------------
 
BDipoleField::BDipoleField() : Bx(0.0), By(0.0) {}
 
BDipoleField::~BDipoleField() {}
 
BVector BDipoleField::Bfield(const Point3D&) const { return BVector(Bx, By, 0.0); }
 
BVector BDipoleField::Bfield(const Point3D& /*X*/, double) const { return BVector(Bx, By, 0.0); }
 
double BDipoleField::getBx() const { return Bx; }
 
double BDipoleField::getBy() const { return By; }
 
void BDipoleField::setBx(double value) { Bx = value; }
 
void BDipoleField::setBy(double value) { By = value; }
 
BDipoleField& BDipoleField::addField(const BDipoleField& field) {
    Bx += field.Bx;
    By += field.By;
    return *this;
}
 
BDipoleField& BDipoleField::subtractField(const BDipoleField& field) {
    Bx -= field.Bx;
    By -= field.By;
    return *this;
}
 
void BDipoleField::scale(double scalar) {
    Bx *= scalar;
    By *= scalar;
}