set fsa features() properly

git-svn-id: https://ws10smt.googlecode.com/svn/trunk@433 ec762483-ff6d-05da-a07a-a48fb63a330f

3 files changed, 13 insertions, 10 deletions

diff --git a/decoder/ff_fsa.h b/decoder/ff_fsa.h
index 45837f2c..a5563511 100755
--- a/decoder/ff_fsa.h
+++ b/decoder/ff_fsa.h
@@ -66,6 +66,16 @@ usage: see ff_sample_fsa.h or ff_lm_fsa.h
 
 template <class Impl>
 struct FsaFeatureFunctionBase {
+  // CALL 1 of these MANUALLY  (because feature name(s) may depend on param, it's not done in ctor)
+  void Init(std::string const& fname="") {
+    fid_=FD::Convert(fname.empty()?name():fname);
+    InitHaveFid();
+  }
+  Features features_;
+  void InitHaveFid() {
+    features_=FeatureFunction::single_feature(fid_);
+  }
+
   Impl const& d() const { return static_cast<Impl const&>(*this); }
   Impl & d()  { return static_cast<Impl &>(*this); }
 protected:
@@ -81,16 +91,6 @@ protected:
     end_phrase_=singleton_sentence(single);
   }
 
-  // CALL 1 of these MANUALLY  (because feature name(s) may depend on param, it's not done in ctor)
-  void InitFidNamed(std::string const& fname="") {
-    fid_=FD::Convert(name.empty()?name():fname);
-    Init();
-  }
-  Features features_;
-  void Init() {
-    features_=FeatureFunction::single_feature(fid_);
-  }
-
   inline void static to_state(void *state,char const* begin,char const* end) {
     std::memcpy(state,begin,end-begin);
   }
diff --git a/decoder/ff_lm.cc b/decoder/ff_lm.cc
index 3d81a599..75778756 100644
--- a/decoder/ff_lm.cc
+++ b/decoder/ff_lm.cc
@@ -594,6 +594,7 @@ void LanguageModelFsa::set_ngram_order(int i) {
 LanguageModelFsa::LanguageModelFsa(string const& param) {
   int lmorder;
   pimpl_ = make_lm_impl(param,&lmorder,&fid_);
+  InitHaveFid();
   floor_=pimpl_->floor_;
   set_ngram_order(lmorder);
 }
diff --git a/decoder/ff_lm_fsa.h b/decoder/ff_lm_fsa.h
index c2c0972e..c1d875eb 100755
--- a/decoder/ff_lm_fsa.h
+++ b/decoder/ff_lm_fsa.h
@@ -39,6 +39,7 @@ struct LanguageModelFsa : public FsaFeatureFunctionBase<LanguageModelFsa> {
     //post: [left,e] are the seen left words
     return e;
   }
+
   template <class Accum>
   void ScanPhraseAccum(SentenceMetadata const& /* smeta */,const Hypergraph::Edge&edge,WordID const* begin,WordID const* end,void const* old_st,void *new_st,Accum *a) const {
     if (begin==end) return; // otherwise w/ shortening it's possible to end up with no words at all.
@@ -73,6 +74,7 @@ struct LanguageModelFsa : public FsaFeatureFunctionBase<LanguageModelFsa> {
     FSALMDBGnl(edge);
     Add(p,a);
   }
+
   template <class Accum>
   void ScanAccum(SentenceMetadata const& /* smeta */,const Hypergraph::Edge& /* edge */,WordID w,void const* old_st,void *new_st,Accum *a) const {
     if (!ctxlen_) {