EventAuxInfo_v3.cxx

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
// Local include(s):
#include "xAODEventInfo/versions/EventAuxInfo_v3.h"
#include "AthContainers/AuxStoreInternal.h" // for SG::getAuxIDs
 
namespace xAOD {
 
   EventAuxInfo_v3::EventAuxInfo_v3()
     : AuxInfoBase(),
       runNumber(0),
       eventNumber(0),
       lumiBlock(0),
       timeStamp(0),
       timeStampNSOffset(0),
       bcid(0),
       detectorMask0(0),
       detectorMask1(0),
       detectorMask2(0),
       detectorMask3(0),
       eventTypeBitmask(0),
       statusElement(0),
       extendedLevel1ID(0),
       level1TriggerType(0),
       pixelFlags(0),
       sctFlags(0),
       trtFlags(0),
       larFlags(0),
       tileFlags(0),
       muonFlags(0),
       forwardDetFlags(0),
       coreFlags(0),
       backgroundFlags(0),
       lumiFlags(0),
       m_decorFlags (SG::auxid_set_size_hint)
   {
 
      // Basic event information:
      AUX_VARIABLE( runNumber );
      AUX_VARIABLE( eventNumber );
      AUX_VARIABLE( lumiBlock );
      AUX_VARIABLE( timeStamp );
      AUX_VARIABLE( timeStampNSOffset );
      AUX_VARIABLE( bcid );
      AUX_VARIABLE( detectorMask0 );
      AUX_VARIABLE( detectorMask1 );
      AUX_VARIABLE( detectorMask2 );
      AUX_VARIABLE( detectorMask3 );
 
      // Event type information:
      AUX_VARIABLE( detDescrTags );
      AUX_VARIABLE( eventTypeBitmask );
 
      // Trigger related information:
      AUX_VARIABLE( statusElement );
      AUX_VARIABLE( extendedLevel1ID );
      AUX_VARIABLE( level1TriggerType );
      AUX_VARIABLE( streamTagNames );
      AUX_VARIABLE( streamTagTypes );
      AUX_VARIABLE( streamTagObeysLumiblock );
 
      // Detector flags:
#define DET_FLAG(VAR)                                                   \
      AUX_VARIABLE( VAR, SG::AuxTypeRegistry::Flags::Atomic );          \
      do {                                                              \
         static const auxid_t auxid =                                   \
            getAuxID( #VAR, VAR,                                        \
                      SG::AuxTypeRegistry::Flags::Atomic );             \
         m_decorFlags.insert( auxid );                                  \
      } while( false )
 
      DET_FLAG( pixelFlags );
      DET_FLAG( sctFlags );
      DET_FLAG( trtFlags );
      DET_FLAG( larFlags );
      DET_FLAG( tileFlags );
      DET_FLAG( muonFlags );
      DET_FLAG( forwardDetFlags );
      DET_FLAG( coreFlags );
      DET_FLAG( backgroundFlags );
      DET_FLAG( lumiFlags );
#undef DET_FLAG
   }
 

   void* EventAuxInfo_v3::getDecoration (SG::auxid_t auxid,
                                         size_t size,
                                         size_t capacity)
   {
     if (m_decorFlags.test (auxid)) {
       return AuxInfoBase::getData (auxid, size, capacity);
     }
 
     return AuxInfoBase::getDecoration (auxid, size, capacity);
   }
 

   SG::auxid_set_t
   EventAuxInfo_v3::getCopyIDs (bool warnUnlocked) const
   {
     static const std::string ignored[1] = { "mcEventWeights" };
     return SG::getCopyIDs (getAuxIDs(), getDecorIDs(), warnUnlocked, ignored);
   }
 

   bool EventAuxInfo_v3::isDecoration (SG::auxid_t auxid) const
   {
     if (m_decorFlags.test (auxid)) {
       return true;
     }
 
     return AuxInfoBase::isDecoration (auxid);
   }
 

   void EventAuxInfo_v3::lockDecoration (SG::auxid_t auxid)
   {
     if (m_decorFlags.test (auxid)) {
       m_decorFlags.reset (auxid);
       return;
     }
 
     AuxInfoBase::lockDecoration (auxid);
   }
 

   void EventAuxInfo_v3::toTransient( const EventContext& ctx )
   {
     AuxInfoBase::toTransient( ctx );
     toTransient( );
   }
 
   void EventAuxInfo_v3::toTransient(  )
   {
     static const std::vector<SG::auxid_t> flagIds (m_decorFlags.begin(),
                                                    m_decorFlags.end());
 
     // Check each detector flag.  If it has been set to something,
     // then lock this flag.
     // This check may be too strict; we'll have to see.
     for (SG::auxid_t id : flagIds) {
       if (*reinterpret_cast<const uint32_t*>(getData (id)) != 0) {
         m_decorFlags.reset (id);
       }
     }
   }
 
 
} // namespace xAOD