LArRawOrdering.cxx

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/*
  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
*/
 
#include "LArRawUtils/LArRawOrdering.h" 
#include "LArRecConditions/LArRoIMap.h" 
 
 
  LArRawOrdering::LArRawOrdering(const LArRoIMap* m): m_roiMap(m) 
  { }
 
 
  LArRawOrdering::LArRawOrdering( ): m_roiMap(nullptr) 
  { }
  void LArRawOrdering::setMap( const LArRoIMap* map )
  { m_roiMap = map; }
 
  bool  
  LArRawOrdering::operator () 
    (const LArRawChannel* ch1, const LArRawChannel* ch2)
  {
 
  LArRoIMap::TT_ID rId1 = m_roiMap->trigTowerID(ch1->channelID() ); 
  LArRoIMap::TT_ID rId2 = m_roiMap->trigTowerID(ch2->channelID() ); 
 
  // order in eta first 
  if(rId1 == rId2) {
   unsigned int id1 = ch1->channelID().get_identifier32().get_compact(); 
   unsigned int id2 = ch2->channelID().get_identifier32().get_compact(); 
 
   return id1<id2 ; // compare the channel ID.
  }
  return rId1< rId2; 
 
  }