mosesdecoder/moses/ChartParser.h

87 lines
2.4 KiB
C++

// $Id$
// vim:tabstop=2
/***********************************************************************
Moses - factored phrase-based language decoder
Copyright (C) 2010 Hieu Hoang
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
***********************************************************************/
#pragma once
#include <list>
#include <vector>
#include "WordsRange.h"
#include "StackVec.h"
#include "InputPath.h"
namespace Moses
{
class ChartParserCallback;
class ChartRuleLookupManager;
class InputType;
class Sentence;
class ChartCellCollectionBase;
class Word;
class Phrase;
class TargetPhraseCollection;
class DecodeGraph;
class ChartParserUnknown
{
public:
ChartParserUnknown();
~ChartParserUnknown();
void Process(const Word &sourceWord, const WordsRange &range, ChartParserCallback &to);
private:
std::vector<Phrase*> m_unksrcs;
std::list<TargetPhraseCollection*> m_cacheTargetPhraseCollection;
};
class ChartParser
{
public:
ChartParser(const InputType &source, ChartCellCollectionBase &cells);
~ChartParser();
void Create(const WordsRange &range, ChartParserCallback &to);
//! the sentence being decoded
//const Sentence &GetSentence() const;
long GetTranslationId() const;
size_t GetSize() const;
const InputPath &GetInputPath(size_t startPos, size_t endPos) const;
const InputPath &GetInputPath(WordsRange &range) const;
private:
ChartParserUnknown m_unknown;
std::vector <DecodeGraph*> m_decodeGraphList;
std::vector<ChartRuleLookupManager*> m_ruleLookupManagers;
InputType const& m_source; /**< source sentence to be translated */
typedef std::vector< std::vector<InputPath*> > InputPathMatrix;
InputPathMatrix m_inputPathMatrix;
void CreateInputPaths(const InputType &input);
InputPath &GetInputPath(size_t startPos, size_t endPos);
};
}