spill_dual_tree_traverser.hpp

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#ifndef MLPACK_CORE_TREE_SPILL_TREE_SPILL_DUAL_TREE_TRAVERSER_HPP
#define MLPACK_CORE_TREE_SPILL_TREE_SPILL_DUAL_TREE_TRAVERSER_HPP

#include <mlpack/prereqs.hpp>

#include "spill_tree.hpp"

namespace mlpack {
namespace tree {

template<typename MetricType,
         typename StatisticType,
         typename MatType,
         template<typename HyperplaneMetricType> class HyperplaneType,
         template<typename SplitMetricType, typename SplitMatType>
             class SplitType>
template<typename RuleType, bool Defeatist>
class SpillTree<MetricType, StatisticType, MatType, HyperplaneType, SplitType>::
    SpillDualTreeTraverser
{
 public:
  SpillDualTreeTraverser(RuleType& rule);

  void Traverse(SpillTree& queryNode,
                SpillTree& referenceNode,
                const bool bruteForce = false);

  size_t NumPrunes() const { return numPrunes; }
  size_t& NumPrunes() { return numPrunes; }

  size_t NumVisited() const { return numVisited; }
  size_t& NumVisited() { return numVisited; }

  size_t NumScores() const { return numScores; }
  size_t& NumScores() { return numScores; }

  size_t NumBaseCases() const { return numBaseCases; }
  size_t& NumBaseCases() { return numBaseCases; }

 private:
  RuleType& rule;

  size_t numPrunes;

  size_t numVisited;

  size_t numScores;

  size_t numBaseCases;

  typename RuleType::TraversalInfoType traversalInfo;
};

} // namespace tree
} // namespace mlpack

// Include implementation.
#include "spill_dual_tree_traverser_impl.hpp"

#endif // MLPACK_CORE_TREE_SPILL_TREE_SPILL_DUAL_TREE_TRAVERSER_HPP