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https://github.com/moses-smt/mosesdecoder.git
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65 lines
1014 B
C++
65 lines
1014 B
C++
/*
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* TrellisPaths.h
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*
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* Created on: 16 Mar 2016
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* Author: hieu
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*/
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#pragma once
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#include <vector>
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#include <queue>
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#include "PhraseBased/TrellisPath.h"
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namespace Moses2
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{
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template<typename T>
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struct CompareTrellisPath {
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bool operator()(const T* pathA, const T* pathB) const {
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return (pathA->GetFutureScore() < pathB->GetFutureScore());
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}
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};
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template<typename T>
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class TrellisPaths
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{
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public:
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TrellisPaths() {}
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virtual ~TrellisPaths() {
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while (!empty()) {
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T *path = Get();
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delete path;
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}
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}
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bool empty() const {
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return m_coll.empty();
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}
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//! add a new entry into collection
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void Add(T *trellisPath) {
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m_coll.push(trellisPath);
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}
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T *Get() {
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T *top = m_coll.top();
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// Detach
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m_coll.pop();
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return top;
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}
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size_t GetSize() const {
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return m_coll.size();
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}
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protected:
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typedef std::priority_queue<T*, std::vector<T*>,
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CompareTrellisPath<T> > CollectionType;
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CollectionType m_coll;
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};
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} /* namespace Moses2 */
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