Adding the trigger menu for the HLT global trigger.

[u/mrichter/AliRoot.git] / HLT / trigger / AliHLTGlobalTriggerDecision.h

#ifndef ALIHLTGLOBALTRIGGERDECISION_H
#define ALIHLTGLOBALTRIGGERDECISION_H
/* This file is property of and copyright by the ALICE HLT Project        *
 * ALICE Experiment at CERN, All rights reserved.                         *
 * See cxx source for full Copyright notice                               */

/// @file   AliHLTGlobalTriggerDecision.h
/// @author Artur Szostak <artursz@iafrica.com>
/// @date   26 Nov 2008
/// @brief  Declaration of the AliHLTGlobalTriggerDecision class storing the global HLT decision.

#include "AliHLTTriggerDecision.h"
#include "TArrayL64.h"

class AliHLTGlobalTriggerDecision : public AliHLTTriggerDecision
{
 public:
  
  /**
   * Default constructor.
   */
  AliHLTGlobalTriggerDecision();
  
  /**
   * Constructor specifying multiple information fields.
   * \param result  The result of the global trigger decision.
   * \param readoutList  The DDL readout list for the global trigger decision.
   * \param triggerDomain  The trigger domain for the global trigger decision.
   * \param description  The description of (reason for) the global trigger decision.
   */
  AliHLTGlobalTriggerDecision(
      bool result, const AliHLTReadoutList& readoutList,
      const AliHLTTriggerDomain& triggerDomain, const char* description = ""
    );
  
  /**
   * Default destructor.
   */
  virtual ~AliHLTGlobalTriggerDecision();
  
  /**
   * Inherited from TObject, this prints the contents of the trigger decision.
   * \param option  Can be "short" which will print the short format.
   */
  virtual void Print(Option_t* option = "") const;
  
  /**
   * Returns the number of trigger inputs that contributed to this global trigger decision.
   */
  Int_t NumberOfTriggerInputs() const { return fContributingTriggers.GetEntriesFast(); }
  
  /**
   * Returns the i'th trigger input object in fContributingTriggers.
   */
  const AliHLTTriggerDecision* TriggerInput(Int_t i) const
  {
    return static_cast<const AliHLTTriggerDecision*>( fContributingTriggers[i] );
  }
  
  /**
   * Returns the list of trigger inputs used when making the global HLT trigger decision.
   */
  const TClonesArray& TriggerInputs() const { return fContributingTriggers; }
  
  /**
   * Adds a trigger input to the list of triggers that were considered when making
   * this global trigger decision.
   * \param decision  The trigger decision object to add.
   */
  void AddTriggerInput(const AliHLTTriggerDecision& decision)
  {
    new (fContributingTriggers[fContributingTriggers.GetEntriesFast()]) AliHLTTriggerDecision(decision);
  }
  
  /**
   * Returns the event trigger counters associated with the global trigger classes.
   */
  const TArrayL64& Counters() const { return fCounters; }
  
 private:
  
  TClonesArray fContributingTriggers;  /// The list of contributing trigger decisions from all AliHLTTrigger components that were considered.
  TArrayL64 fCounters;  /// Event trigger counters. One counter for each trigger class in the global trigger.
  
  ClassDef(AliHLTGlobalTriggerDecision, 1) // Contains the HLT global trigger decision and information contributing to the decision.
};

#endif // ALIHLTGLOBALTRIGGERDECISION_H