JEvtEvaluator.hh

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#ifndef __JEVTEVALUATOR__
#define __JEVTEVALUATOR__

#include "JAAnet/JAAnetToolkit.hh"

#include "km3net-dataformat/online/JDAQHeader.hh"
#include "km3net-dataformat/online/JDAQEvent.hh"

/**
 * \author mlincetto
 */

namespace JAANET {}
namespace JPP { using namespace JAANET; }

namespace JAANET {

  /**
   * Auxiliary class to determine value of Evt objects.
   */
  struct JEvtEvaluator {
    /**
     * Default constructor.
     */
    JEvtEvaluator()
    {}


    /**
     * Get value of event.
     *
     * \param  event          event
     * \return                value
     */
    inline double operator()(const Evt& event) const
    {
      if (!event.mc_trks.empty())
        return event.mc_trks[0].t;
      else
        return 0.0;
    } // ()
  
  }; // struct JEvtEvaluator
  
  /**
   * Function object for evaluation of DAQ objects.
   */
  static const JEvtEvaluator getEvtValue;
  
} // namespace

#endif