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108 lines
3.7 KiB
C++
108 lines
3.7 KiB
C++
// $Id: PhraseDictionaryMemory.cpp 2477 2009-08-07 16:47:54Z bhaddow $
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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 University of Edinburgh
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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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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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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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#ifndef moses_DecodeFeature
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#define moses_DecodeFeature
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#include <vector>
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#include "moses/FF/StatelessFeatureFunction.h"
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#include "moses/FactorTypeSet.h"
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#include "moses/TypeDef.h"
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namespace Moses
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{
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class DecodeStep;
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class DecodeGraph;
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/**
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* Baseclass for phrase-table or generation table feature function
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**/
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class DecodeFeature : public StatelessFeatureFunction
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{
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public:
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DecodeFeature(const std::string &line, bool registerNow);
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DecodeFeature(size_t numScoreComponents
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, const std::string &line);
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DecodeFeature(size_t numScoreComponents
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, const std::vector<FactorType> &input
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, const std::vector<FactorType> &output
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, const std::string &line);
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//! returns output factor types as specified by the ini file
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const FactorMask& GetOutputFactorMask() const;
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//! returns input factor types as specified by the ini file
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const FactorMask& GetInputFactorMask() const;
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const std::vector<FactorType>& GetInput() const;
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const std::vector<FactorType>& GetOutput() const;
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bool IsUseable(const FactorMask &mask) const;
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void SetParameter(const std::string& key, const std::string& value);
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void EvaluateWhenApplied(const Hypothesis& hypo,
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ScoreComponentCollection* accumulator) const {
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}
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void EvaluateWhenApplied(const ChartHypothesis &hypo,
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ScoreComponentCollection* accumulator) const {
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}
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void EvaluateWhenApplied(const Syntax::SHyperedge &hyperedge,
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ScoreComponentCollection* accumulator) const {
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}
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void EvaluateWithSourceContext(const InputType &input
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, const InputPath &inputPath
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, const TargetPhrase &targetPhrase
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, const StackVec *stackVec
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, ScoreComponentCollection &scoreBreakdown
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, ScoreComponentCollection *estimatedScores = NULL) const {
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}
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void EvaluateTranslationOptionListWithSourceContext(const InputType &input
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, const TranslationOptionList &translationOptionList) const {
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}
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void EvaluateInIsolation(const Phrase &source
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, const TargetPhrase &targetPhrase
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, ScoreComponentCollection &scoreBreakdown
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, ScoreComponentCollection &estimatedScores) const {
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}
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void SetContainer(const DecodeStep *container) {
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m_container = container;
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}
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const DecodeGraph &GetDecodeGraph() const;
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protected:
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std::vector<FactorType> m_input;
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std::vector<FactorType> m_output;
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FactorMask m_inputFactors;
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FactorMask m_outputFactors;
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const DecodeStep *m_container;
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};
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}
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#endif
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