mosesdecoder/moses/TranslationModel/CYKPlusParser/ChartRuleLookupManagerCYKPlus.h

69 lines
2.0 KiB
C++

/***********************************************************************
Moses - statistical machine translation system
Copyright (C) 2006-2012 University of Edinburgh
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
#ifndef moses_ChartRuleLookupManagerCYKPlus_h
#define moses_ChartRuleLookupManagerCYKPlus_h
#include "moses/ChartRuleLookupManager.h"
#include "moses/StackVec.h"
namespace Moses
{
class DottedRule;
class TargetPhraseCollection;
class WordsRange;
/** @todo what is this?
*/
class ChartRuleLookupManagerCYKPlus : public ChartRuleLookupManager
{
public:
ChartRuleLookupManagerCYKPlus(const ChartParser &parser,
const ChartCellCollectionBase &cellColl)
: ChartRuleLookupManager(parser, cellColl) {}
protected:
void AddCompletedRule(
const DottedRule &dottedRule,
const TargetPhraseCollection &tpc,
const WordsRange &range,
ChartParserCallback &outColl);
StackVec m_stackVec;
};
// struct that caches cellLabel, its end position and score for quicker lookup
struct ChartCellCache
{
ChartCellCache(size_t endPos, const ChartCellLabel* cellLabel, float score)
: endPos(endPos)
, cellLabel(cellLabel)
, score(score) {}
size_t endPos;
const ChartCellLabel* cellLabel;
float score;
};
} // namespace Moses
#endif