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-rw-r--r--decoder/lattice.h16
1 files changed, 9 insertions, 7 deletions
diff --git a/decoder/lattice.h b/decoder/lattice.h
index ad4ca50d..39db0a0e 100644
--- a/decoder/lattice.h
+++ b/decoder/lattice.h
@@ -25,22 +25,24 @@ class Lattice : public std::vector<std::vector<LatticeArc> > {
friend void LatticeTools::ConvertTextOrPLF(const std::string& text_or_plf, Lattice* pl);
friend void LatticeTools::ConvertTextToLattice(const std::string& text, Lattice* pl);
public:
- Lattice() : is_sentence_(false) {}
+ Lattice() {}
explicit Lattice(size_t t, const std::vector<LatticeArc>& v = std::vector<LatticeArc>()) :
- std::vector<std::vector<LatticeArc> >(t, v),
- is_sentence_(false) {}
+ std::vector<std::vector<LatticeArc>>(t, v) {}
int Distance(int from, int to) const {
if (dist_.empty())
return (to - from);
return dist_(from, to);
}
- // TODO this should actually be computed based on the contents
- // of the lattice
- bool IsSentence() const { return is_sentence_; }
private:
void ComputeDistances();
Array2D<int> dist_;
- bool is_sentence_;
};
+inline bool IsSentence(const Lattice& in) {
+ bool res = true;
+ for (auto& alt : in)
+ if (alt.size() > 1) { res = false; break; }
+ return res;
+}
+
#endif