mosesdecoder/phrase-extract/postprocess-egret-forests/TopologicalSorter.h
2015-05-02 11:45:24 +01:00

35 lines
727 B
C++

#pragma once
#include <vector>
#include <boost/unordered_map.hpp>
#include <boost/unordered_set.hpp>
#include "Forest.h"
namespace MosesTraining
{
namespace Syntax
{
namespace PostprocessEgretForests
{
class TopologicalSorter
{
public:
void Sort(const Forest &, std::vector<const Forest::Vertex *> &);
private:
typedef boost::unordered_set<const Forest::Vertex *> VertexSet;
void BuildPredSets(const Forest &);
void Visit(const Forest::Vertex &, std::vector<const Forest::Vertex *> &);
boost::unordered_set<const Forest::Vertex *> m_visited;
boost::unordered_map<const Forest::Vertex *, VertexSet> m_predSets;
};
} // namespace PostprocessEgretForests
} // namespace Syntax
} // namespace MosesTraining