Added the timing of the graph building and tracking in seconds.

diff --git a/mtp.cc b/mtp.cc
index c982fae..36f09f1 100644 (file)
--- a/mtp.cc
+++ b/mtp.cc
@@ -30,6 +30,7 @@ using namespace std;
 #include "mtp_tracker.h"
 
 int main(int argc, char **argv) {
+  time_t start_time, end_time;
 
   if(argc < 2) {
     cerr << argv[0] << " <tracker file>" << endl;
@@ -42,13 +43,20 @@ int main(int argc, char **argv) {
 
     MTPTracker *tracker = new MTPTracker();
 
+    cout << "Reading " << argv[1] << "." << endl;
     tracker->read(in_tracker);
-    cout << "Read " << argv[1] << endl;
 
+    cout << "Building the graph ... "; cout.flush();
+    start_time = time(0);
     tracker->build_graph();
-    cout << "Starting to track ... "; cout.flush();
+    end_time = time(0);
+    cout << "done (" << end_time - start_time << "s)." << endl;
+
+    cout << "Tracking ... "; cout.flush();
+    start_time = time(0);
     tracker->track();
-    cout << "done." << endl;
+    end_time = time(0);
+    cout << "done (" << end_time - start_time << "s)." << endl;
 
     ofstream out_traj("result.trj");
     tracker->write_trajectories(&out_traj);