CbmFieldMapSym2.h

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/* Copyright (C) 2005-2020 GSI Helmholtzzentrum fuer Schwerionenforschung, Darmstadt
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Elena Litvinenko, Denis Bertini [committer] */
 
// -------------------------------------------------------------------------
// -----                    CbmFieldMapSym2 header file                -----
// -----       Created 09/06/05  by E. Litvinenko (CbmFieldMapLIT.h)   -----
// -----                Redesign 20/02/06  by V. Friese                -----
// -------------------------------------------------------------------------
 

 
 
#ifndef CBMMAGFIELDMAPSYM2_H
#define CBMMAGFIELDMAPSYM2_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 CbmFieldMapSym2 : public CbmFieldMap {
 
 
 public:
  CbmFieldMapSym2();
 

  CbmFieldMapSym2(const char* mapName, const char* fileType = "R");
 

  CbmFieldMapSym2(CbmFieldPar* fieldPar);
 

  virtual ~CbmFieldMapSym2();
 

  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 quadrant x>0, y>0
    local.x = fabs(local.x);
    local.y = fabs(local.y);
    return local;
  }
 
  ClassDefOverride(CbmFieldMapSym2, 1)
};
 
 
#endif