From ed8a6e81d87f6e917ecffc290cde0a340b6aa03b Mon Sep 17 00:00:00 2001
From: andrea gesmundo <andrea.gesmundo@gmail.com>
Date: Fri, 8 Jul 2011 15:33:47 +0200
Subject: add cp time measure (def macro)

---
 decoder/cdec.cc    |  8 ++++++++
 decoder/decoder.cc | 13 +++++++++++++
 decoder/decoder.h  | 14 ++++++++++++++
 3 files changed, 35 insertions(+)

diff --git a/decoder/cdec.cc b/decoder/cdec.cc
index 5c40f56e..c671af57 100644
--- a/decoder/cdec.cc
+++ b/decoder/cdec.cc
@@ -19,11 +19,19 @@ int main(int argc, char** argv) {
   assert(*in);
 
   string buf;
+#ifdef CP_TIME
+    clock_t time_cp(0);//, end_cp;
+#endif
   while(*in) {
     getline(*in, buf);
     if (buf.empty()) continue;
     decoder.Decode(buf);
   }
+#ifdef CP_TIME
+    cerr << "Time required for Cube Pruning execution: "
+    << CpTime::Get()
+    << " seconds." << "\n\n";
+#endif
   if (show_feature_dictionary) {
     int num = FD::NumFeats();
     for (int i = 1; i < num; ++i) {
diff --git a/decoder/decoder.cc b/decoder/decoder.cc
index 8a4a1485..76f31352 100644
--- a/decoder/decoder.cc
+++ b/decoder/decoder.cc
@@ -46,6 +46,13 @@
 #include "cfg_options.h"
 #endif
 
+#ifdef CP_TIME
+    clock_t CpTime::time_;
+	void CpTime::Add(clock_t x){time_+=x;}
+	void CpTime::Sub(clock_t x){time_-=x;}
+	double CpTime::Get(){return (double)(time_)/CLOCKS_PER_SEC;}
+#endif
+
 static const double kMINUS_EPSILON = -1e-6;  // don't be too strict
 
 using namespace std;
@@ -806,11 +813,17 @@ bool DecoderImpl::Decode(const string& input, DecoderObserver* o) {
       Timer t("Forest rescoring:");
       rp.models->PrepareForInput(smeta);
       Hypergraph rescored_forest;
+#ifdef CP_TIME
+      CpTime::Sub(clock());
+#endif
       ApplyModelSet(forest,
                   smeta,
                   *rp.models,
                   *rp.inter_conf,
                   &rescored_forest);
+#ifdef CP_TIME
+      CpTime::Add(clock());
+#endif
       forest.swap(rescored_forest);
       forest.Reweight(cur_weights);
       if (!SILENT) forest_stats(forest,"  " + passtr +" forest",show_tree_structure,oracle.show_derivation);
diff --git a/decoder/decoder.h b/decoder/decoder.h
index 813400e3..5491369f 100644
--- a/decoder/decoder.h
+++ b/decoder/decoder.h
@@ -7,6 +7,20 @@
 #include <boost/shared_ptr.hpp>
 #include <boost/program_options/variables_map.hpp>
 
+#undef CP_TIME
+//#define CP_TIME
+#ifdef CP_TIME
+#include <time.h>
+struct CpTime{
+public:
+	static void Add(clock_t x);
+	static void Sub(clock_t x);
+	static double Get();
+private:
+    static clock_t time_;
+};
+#endif
+
 class SentenceMetadata;
 struct Hypergraph;
 struct DecoderImpl;
-- 
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