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geant4/examples/advanced/hadrontherapy/include/HadrontherapyMagneticField3D.hh
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2016-06-10 14:11:04 +02:00

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//
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//
// Hadrontherapy advanced example for Geant4
// See more at: https://twiki.cern.ch/twiki/bin/view/Geant4/AdvancedExamplesHadrontherapy
// (This class was adapted from the purging magnet example, by S.Larsson and J. Generowicz.)
#include "globals.hh"
#include "G4MagneticField.hh"
#include "G4ios.hh"
#include <fstream>
#include <vector>
#include <cmath>
using namespace std;
class HadrontherapyMagneticField3D
#ifndef STANDALONE
: public G4MagneticField
#endif
{
// Storage space for the table
vector< vector< vector< double > > > xField;
vector< vector< vector< double > > > yField;
vector< vector< vector< double > > > zField;
// The dimensions of the table
int nx,ny,nz;
// The physical limits of the defined region
double minx, maxx, miny, maxy, minz, maxz;
// The physical extent of the defined region
double dx, dy, dz;
double fXoffset;
bool invertX, invertY, invertZ;
public:
HadrontherapyMagneticField3D(const char* filename, double xOffset );
void GetFieldValue( const double Point[4],
double *Bfield ) const;
};