DetGroupMerger.h

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#ifndef TkDetLayers_DetGroupMerger_h
#define TkDetLayers_DetGroupMerger_h

#include "TrackingTools/DetLayers/interface/DetGroup.h"

class DetGroupMerger {
public:

  static void orderAndMergeTwoLevels( const std::vector<DetGroup>& one,  
                      const std::vector<DetGroup>& two,
                      std::vector<DetGroup>& result,
                      int firstIndex, 
                      int firstCrossed);
  
  static void mergeTwoLevels( const std::vector<DetGroup>& one,  
                  const std::vector<DetGroup>& two,
                  std::vector<DetGroup>& result);
  
  static void addSameLevel( const std::vector<DetGroup>& gvec, std::vector<DetGroup>& result);
  
  static void doubleIndexSize( std::vector<DetGroup>& vec);
  
  static void incrementAndDoubleSize( std::vector<DetGroup>& vec);
  
};

#endif