BDSFieldMagInterpolated.hh

/* 
Beam Delivery Simulation (BDSIM) Copyright (C) Royal Holloway, 
University of London 2001 - 2023.
 
This file is part of BDSIM.
 
BDSIM 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 version 3 of the License.
 
BDSIM 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.
 
You should have received a copy of the GNU General Public License
along with BDSIM.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef BDSFIELDMAGINTERPOLATED_H
#define BDSFIELDMAGINTERPOLATED_H
#include "BDSExtent.hh"
#include "BDSFieldMag.hh"
 
#include "G4Transform3D.hh"
#include "G4Types.hh"
 
class BDSInterpolator;
 
class BDSFieldMagInterpolated: public BDSFieldMag
{
public:
  BDSFieldMagInterpolated() = delete;
  BDSFieldMagInterpolated(const BDSInterpolator* interpolator,
                          const G4Transform3D&   offset,
                          G4double               scalingIn = 1.0);
 
  virtual ~BDSFieldMagInterpolated(){;}
  
  virtual G4bool TimeVarying() const {return timeVarying;}
 
  inline G4double Scaling() const {return scaling;}
  inline void     SetScaling(G4double scalingIn) {scaling = scalingIn;}
  
  inline BDSExtent ExtentNoOffset() const {return extentNoOffset;}
  
  inline BDSExtent Extent() const {return extentNoOffset.Translate(transform.getTranslation());} 
  
  inline G4double SmallestSpatialStep() const {return smallestSpatialStep;}
 
protected:
  G4bool timeVarying;
  
private:
  G4double  scaling;        
  BDSExtent extentNoOffset; 
  G4double  smallestSpatialStep;
};
 
#endif