lrattracer.hpp

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#ifndef _lrattracer_h_INCLUDED
#define _lrattracer_h_INCLUDED
 
#include "global.h"
 
ABC_NAMESPACE_CXX_HEADER_START
 
namespace CaDiCaL {
 
class LratTracer : public FileTracer {
 
  Internal *internal;
  File *file;
  bool binary;
 
#ifndef CADICAL_QUIET
  int64_t added, deleted;
#endif
  int64_t latest_id;
  vector<int64_t> delete_ids;
 
  void put_binary_zero ();
  void put_binary_lit (int external_lit);
  void put_binary_id (int64_t id);
 
  // support LRAT
  void lrat_add_clause (int64_t, const vector<int> &,
                        const vector<int64_t> &);
  void lrat_delete_clause (int64_t);
 
public:
  // own and delete 'file'
  LratTracer (Internal *, File *file, bool binary);
  ~LratTracer ();
 
  void connect_internal (Internal *i) override;
  void begin_proof (int64_t) override;
 
  void add_original_clause (int64_t, bool, const vector<int> &,
                            bool = false) override {} // skip
 
  void add_derived_clause (int64_t, bool, const vector<int> &,
                           const vector<int64_t> &) override;
 
  void delete_clause (int64_t, bool, const vector<int> &) override;
 
  void finalize_clause (int64_t, const vector<int> &) override {} // skip
 
  void report_status (int, int64_t) override {} // skip
 
#ifndef CADICAL_QUIET
  void print_statistics ();
#endif
  bool closed () override;
  void close (bool) override;
  void flush (bool) override;
};
 
} // namespace CaDiCaL
 
ABC_NAMESPACE_CXX_HEADER_END
 
#endif