1 files changed, 42 insertions, 0 deletions
diff --git a/decoder/ff_source_syntax_p.h b/decoder/ff_source_syntax_p.h
new file mode 100644
index 00000000..2dd9094a
--- /dev/null
+++ b/decoder/ff_source_syntax_p.h
@@ -0,0 +1,42 @@
+#ifndef _FF_SOURCE_TOOLS_H_
+#define _FF_SOURCE_TOOLS_H_
+
+#include "ff.h"
+#include "hg.h"
+
+struct PSourceSyntaxFeaturesImpl;
+
+class PSourceSyntaxFeatures : public FeatureFunction {
+ public:
+  PSourceSyntaxFeatures(const std::string& param);
+  ~PSourceSyntaxFeatures();
+ protected:
+  virtual void TraversalFeaturesImpl(const SentenceMetadata& smeta,
+                                     const Hypergraph::Edge& edge,
+                                     const std::vector<const void*>& ant_contexts,
+                                     SparseVector<double>* features,
+                                     SparseVector<double>* estimated_features,
+                                     void* context) const;
+  virtual void PrepareForInput(const SentenceMetadata& smeta);
+ private:
+  PSourceSyntaxFeaturesImpl* impl;
+};
+
+struct PSourceSpanSizeFeaturesImpl;
+class PSourceSpanSizeFeatures : public FeatureFunction {
+ public:
+  PSourceSpanSizeFeatures(const std::string& param);
+  ~PSourceSpanSizeFeatures();
+ protected:
+  virtual void TraversalFeaturesImpl(const SentenceMetadata& smeta,
+                                     const Hypergraph::Edge& edge,
+                                     const std::vector<const void*>& ant_contexts,
+                                     SparseVector<double>* features,
+                                     SparseVector<double>* estimated_features,
+                                     void* context) const;
+  virtual void PrepareForInput(const SentenceMetadata& smeta);
+ private:
+  PSourceSpanSizeFeaturesImpl* impl;
+};
+
+#endif