JHitR0.hh

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#ifndef __JTRIGGER__JHITR0__
#define __JTRIGGER__JHITR0__

#include "JTrigger/JHit.hh"
#include "km3net-dataformat/online/JDAQHit.hh"


/**
 * \file
 *
 * Basic data structure for L0 hit.
 * \author mdejong
 */
namespace JTRIGGER {}
namespace JPP { using namespace JTRIGGER; }

namespace JTRIGGER {

  using KM3NETDAQ::JDAQHit;


  /**
   * Reduced data structure for L0 hit.
   */
  class JHitR0 :
    public JHit
  {
  public:

    typedef  JDAQHit::JPMT_t           JPMT_t;    //!< PMT channel in FPGA

    
    /**
     * Default constructor.
     */
    JHitR0() :
      JHit(),
      pmt (0)
    {}


    /**
     * Constructor.
     * 
     * \param  id             PMT identifier
     * \param  hit            hit
     */
    JHitR0(const JPMT_t& id,
           const JHit&   hit) :
      JHit(hit),
      pmt (id)
    {}

    
    /**
     * Get PMT.
     *
     * \return                PMT
     */
    inline JPMT_t getPMT() const
    { 
      return pmt;
    }


    /**
     * Get count.
     *
     * \return          count
     */
    inline int getN() const
    {
      return 1;
    }


    /**
     * Get weight.\n
     * The returned weight is set to one.
     *
     * \return          1
     */
    inline double getW() const
    {
      return 1.0;
    }


    /**
     * Auxiliary data structure for sorting of hits.
     */
    static const struct {
      /**
       * Compare hits by PMT and time.
       *
       * \param  first         first  hit
       * \param  second        second hit
       * \return               true if first before second; else false
       */
      bool operator()(const JHitR0& first, const JHitR0& second) const
      {
        if (first.getPMT() == second.getPMT())
          return first.getT()   < second.getT();
        else
          return first.getPMT() < second.getPMT();
      }
    } compare;


  protected:
    JPMT_t pmt;       //!< PMT readout channel in FPGA
  };
}

#endif