indexer/feature_processor.hpp


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#pragma once

#include "data_header.hpp"
#include "features_vector.hpp"

#include "../defines.hpp"

#include "../coding/file_reader.hpp"
#include "../coding/file_container.hpp"

#include "../std/bind.hpp"


namespace feature
{
  template <class ToDo>
  void ForEachFromDat(ModelReaderPtr reader, ToDo & toDo)
  {
    FilesContainerR container(reader);

    DataHeader header;
    header.Load(container.GetReader(HEADER_FILE_TAG));

    FeaturesVector featureSource(container, header);
    featureSource.ForEachOffset(bind<void>(ref(toDo), _1, _2));
  }

  template <class ToDo>
  void ForEachFromDat(string const & fPath, ToDo & toDo)
  {
    ForEachFromDat(new FileReader(fPath), toDo);
  }
}