include/MyBLFieldMap.hh

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// AK20110616 Modified from G4beamline v2.03 BLFieldMap.hh
//
/*
This source file is part of G4beamline, http://g4beamline.muonsinc.com
Copyright (C) 2003,2004,2005,2006 by Tom Roberts, all rights reserved.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

http://www.gnu.org/copyleft/gpl.html
*/
#ifndef MYBLFIELDMAP_HH
#define MYBLFIELDMAP_HH

#include "myglobals.hh"

class MyBLFieldMap {
    public:
        MyBLFieldMap();

        virtual ~MyBLFieldMap();

        bool readFile(G4String filename);

        bool writeFile(G4String filename, G4String comment="");

        void getFieldValue(const G4double local[4], G4double field[6],
            G4double current=1.0, G4double gradient=1.0);

        void getBoundingPoint(int i, G4double point[4]);

        bool hasB();

        bool hasE();

        bool createGridMap(G4double X0, G4double Y0, G4double Z0, G4double dX,
            G4double dY, G4double dZ, int nX, int nY, int nZ,
            class G4ElectroMagneticField *field);

        bool createCylinderMap(G4double Z0, G4double dR,  G4double dZ, int nR,
            int nZ, class G4ElectroMagneticField *field);

        bool createTimeDependence(int n, G4double t[], G4double b[],
            G4double e[]=0, G4double period=-1.0);

        bool getTimeFactor(G4double t, G4double *b, G4double *e);
    private:
        G4int maxline;
        G4double current;
        G4double gradient;
        G4double normB;
        G4double normE;
        class FieldMapImpl *impl;
        class TimeImpl *time;
        friend class FieldMapPlacement;
};
#endif                                                // MYBLFIELDMAP_HH

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