SymmetricLayerFinder.h

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#ifndef TkNavigation_SymmetricLayerFinder_H
#define TkNavigation_SymmetricLayerFinder_H
#include "FWCore/Utilities/interface/Visibility.h"
 
#include <vector>
#include <map>
 
class DetLayer;
class BarrelDetLayer;
class ForwardDetLayer;
 
class dso_hidden SymmetricLayerFinder {
  typedef std::vector<const ForwardDetLayer*> FDLC;
  typedef FDLC::iterator FDLI;
  typedef FDLC::const_iterator ConstFDLI;
  typedef std::pair<const ForwardDetLayer*, const ForwardDetLayer*> PairType;
 
public:
  SymmetricLayerFinder(const FDLC&);
 
  const ForwardDetLayer* mirror(const ForwardDetLayer* layer) { return theForwardMap[layer]; }
 
  FDLC mirror(const FDLC& input);
 
private:
  //  typedef map< const ForwardDetLayer*, const ForwardDetLayer*, less<const ForwardDetLayer*> >
  typedef std::map<const ForwardDetLayer*, const ForwardDetLayer*, std::less<const ForwardDetLayer*> > ForwardMapType;
 
  ForwardMapType theForwardMap;
 
  const ForwardDetLayer* mirrorPartner(const ForwardDetLayer* layer, const FDLC& rightLayers);
};
#endif  // SymmetricLayerFinder_H