RE05/src/RE05Field.cc

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0026 //
0027 /// \file RE05/src/RE05Field.cc
0028 /// \brief Implementation of the RE05Field class
0029 //
0030
0031 #include "RE05Field.hh"
0032
0033 #include "G4SystemOfUnits.hh"
0034
0035 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0036
0037 RE05Field::RE05Field() : G4MagneticField()
0038 {
0039   fBz = 3.0 * tesla;
0040   fRmax_sq = sqr(50. * cm);
0041   fZmax = 100. * cm;
0042 }
0043
0044 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0045
0046 RE05Field::~RE05Field() {}
0047
0048 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0049
0050 void RE05Field::GetFieldValue(const double Point[3], double* Bfield) const
0051 {
0052   Bfield[0] = 0.;
0053   Bfield[1] = 0.;
0054   if (std::abs(Point[2]) < fZmax && (sqr(Point[0]) + sqr(Point[1])) < fRmax_sq) {
0055     Bfield[2] = fBz;
0056   }
0057   else {
0058     Bfield[2] = 0.;
0059   }
0060 }
0061
0062 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......