CbmFieldMapSym1.h

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/* Copyright (C) 2008-2020 Justus-Liebig-Universitaet Giessen, Giessen
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Elena Litvinenko, Elena Lebedeva [committer] */
 
// -------------------------------------------------------------------------
// -----                    CbmFieldMapSym1 header file                -----
// -----                 Created 22/09/08  by E.Litvinenko             -----
// -------------------------------------------------------------------------
 

 
 
#ifndef CBMMAGFIELDMAPSYM1_H
#define CBMMAGFIELDMAPSYM1_H 1
 
#include "CbmFieldMap.h"  // for CbmFieldMap
 
#include <Rtypes.h>      // for THashConsistencyHolder, ClassDef
#include <RtypesCore.h>  // for Double_t, Int_t, Bool_t
 
class CbmFieldPar;
 
class CbmFieldMapSym1 : public CbmFieldMap {
 
 
 public:
  CbmFieldMapSym1();
 

  CbmFieldMapSym1(const char* mapName, const char* fileType = "R");
 

  CbmFieldMapSym1(CbmFieldPar* fieldPar);
 

  virtual ~CbmFieldMapSym1();
 

  virtual Double_t GetBx(Double_t x, Double_t y, Double_t z) override;
  virtual Double_t GetBy(Double_t x, Double_t y, Double_t z) override;
  virtual Double_t GetBz(Double_t x, Double_t y, Double_t z) override;

  virtual void GetFieldValue(const Double_t point[3], Double_t* bField) override;
 
 private:
  [[gnu::always_inline]] LocalCoordinates Global2LocalReflected(Double_t x, Double_t y, Double_t z) const
  {
    LocalCoordinates local = CbmFieldMap::Global2Local(x, y, z);
    // Reflect the coordinates to the half-space x>0
    local.x = fabs(local.x);
    return local;
  }
 
  ClassDefOverride(CbmFieldMapSym1, 1)
};
 
#endif