2010-07-18 03:23:09 +04:00
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// $Id$
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2010-04-12 14:15:49 +04:00
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// vim:tabstop=2
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/***********************************************************************
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Moses - factored phrase-based language decoder
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Copyright (C) 2010 Hieu Hoang
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2011-02-24 15:36:50 +03:00
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2010-04-12 14:15:49 +04:00
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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2011-02-24 15:36:50 +03:00
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2010-04-12 14:15:49 +04:00
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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2011-02-24 15:36:50 +03:00
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2010-04-12 14:15:49 +04:00
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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***********************************************************************/
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2010-04-08 21:16:10 +04:00
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#pragma once
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#include <vector>
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#include "../../moses/src/Phrase.h"
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namespace Moses
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{
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class ScoreComponentCollection;
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}
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namespace MosesChart
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{
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class Hypothesis;
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class TrellisNode
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{
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friend std::ostream& operator<<(std::ostream&, const TrellisNode&);
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public:
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typedef std::vector<TrellisNode*> NodeChildren;
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protected:
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const Hypothesis *m_hypo;
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NodeChildren m_edge;
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public:
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TrellisNode(const Hypothesis *hypo);
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TrellisNode(const TrellisNode &origNode
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, const TrellisNode &soughtNode
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, const Hypothesis &replacementHypo
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, Moses::ScoreComponentCollection &scoreChange
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, const TrellisNode *&nodeChanged);
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~TrellisNode();
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const Hypothesis &GetHypothesis() const {
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return *m_hypo;
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}
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const NodeChildren &GetChildren() const {
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return m_edge;
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}
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const TrellisNode &GetChild(size_t ind) const {
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return *m_edge[ind];
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}
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Moses::Phrase GetOutputPhrase() const;
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};
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}
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