algo_trig_decoder.hh

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#ifndef ALGO_TRIG_DECODER
#define ALGO_TRIG_DECODER

#include <sstream>
#include "algo_base.hh"

class algo_trig_decoder : public algo_base {

public:

  algo_trig_decoder();

  virtual ~algo_trig_decoder(){}; 
  

  virtual bool process_word(const PMT::word_t word);

  virtual bool check_event_quality();

  void clear_event_info();

  virtual void reset();

  virtual bool is_event_empty(){
    if(_data) return (_data->trig_id()==PMT::INVALID_WORD);
    else return true;
  };

protected:

  bool decode_trigger_words(PMT::word_t *trigger_words);

  static const size_t TRIGGER_WORD_COUNT=4;
  static const UInt_t TRIGGER_LAST_WORD=0xffffffff;
  trig_info *_data;

  UInt_t _nevents;
  UInt_t _last_event_id;
  size_t _trigger_word_count;
  PMT::word_t _trigger_words[TRIGGER_WORD_COUNT];

};
#endif
 // end of doxygen group

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