diff options
Diffstat (limited to 'decoder/scfg_translator.cc')
| -rw-r--r-- | decoder/scfg_translator.cc | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/decoder/scfg_translator.cc b/decoder/scfg_translator.cc index d978d8b9..9ca11cd9 100644 --- a/decoder/scfg_translator.cc +++ b/decoder/scfg_translator.cc @@ -103,6 +103,20 @@ struct SCFGTranslatorImpl { grammars.push_back(sup_grammar_); } + struct NameEquals { NameEquals(const string name) : name_(name) {} + bool operator()(const GrammarPtr& x) const { return x->GetGrammarName() == name_; } const string name_; }; + + void SetSentenceGrammar(const std::string& grammar_string) { + if (!SILENT) cerr << "Setting sentence grammar" << endl; + usingSentenceGrammar = true; + istringstream in(grammar_string); + TextGrammar* sent_grammar = new TextGrammar(&in); + sent_grammar->SetMaxSpan(max_span_limit); + sent_grammar->SetGrammarName("__psg"); + grammars.erase (remove_if(grammars.begin(), grammars.end(), NameEquals("__psg")), grammars.end()); + grammars.push_back(GrammarPtr(sent_grammar)); + } + bool Translate(const string& input, SentenceMetadata* smeta, const vector<double>& weights, @@ -304,6 +318,10 @@ void SCFGTranslator::SetSupplementalGrammar(const std::string& grammar) { pimpl_->SetSupplementalGrammar(grammar); } +void SCFGTranslator::SetSentenceGrammar(const std::string& grammar) { + pimpl_->SetSentenceGrammar(grammar); +} + void SCFGTranslator::SentenceCompleteImpl() { if(usingSentenceGrammar) // Drop the last sentence grammar from the list of grammars |