From b55dae20c1b56dac452dda6ab2831ea6388c079b Mon Sep 17 00:00:00 2001
From: Francois Fleuret <francois@fleuret.org>
Date: Sat, 25 Aug 2012 07:29:28 +0200
Subject: [PATCH 1/1] The main command now loads a tracker file, and
 mtp_example produces it.

---
 Makefile        |  8 +++++-
 mtp_example.cc  | 29 ++++----------------
 random-graph.cc | 70 -------------------------------------------------
 3 files changed, 12 insertions(+), 95 deletions(-)
 delete mode 100644 random-graph.cc

diff --git a/Makefile b/Makefile
index 4b71e4b..523a3e4 100644
--- a/Makefile
+++ b/Makefile
@@ -39,7 +39,7 @@ endif
 
 CXXFLAGS = -Wall $(OPTIMIZE_FLAG) $(PROFILE_FLAG) $(VERBOSE_FLAG)
 
-all: mtp random-graph
+all: mtp mtp_example
 
 TAGS: *.cc *.h
 	etags --members -l c++ *.cc *.h
@@ -54,6 +54,12 @@ mtp: \
 	mtp.o
 	$(CXX) $(CXXFLAGS) -o $@ $^ $(LDFLAGS)
 
+mtp_example: \
+	path.o mtp_graph.o \
+	tracker.o \
+	mtp_example.o
+	$(CXX) $(CXXFLAGS) -o $@ $^ $(LDFLAGS)
+
 Makefile.depend: *.h *.cc Makefile
 	$(CC) $(CXXFLAGS) -M *.cc > Makefile.depend
 
diff --git a/mtp_example.cc b/mtp_example.cc
index 13cd4f1..cb3f44e 100644
--- a/mtp_example.cc
+++ b/mtp_example.cc
@@ -113,43 +113,24 @@ int main(int argc, char **argv) {
 
   // Does the tracking per se
 
-  {
-    ofstream out_tracker("/tmp/tracker.dat");
-    tracker->write(&out_tracker);
-
-    ifstream in_tracker("/tmp/tracker.dat");
-    Tracker tracker2;
-    tracker2.read(&in_tracker);
-    tracker2.build_graph();
-    tracker2.track();
-    ofstream out_traj("/tmp/result.trj");
-    tracker2.write_trajectories(&out_traj);
-  }
+  ofstream out_tracker("tracker.dat");
+  tracker->write(&out_tracker);
 
   tracker->track();
 
   // Prints the detected trajectories
 
   for(int t = 0; t < tracker->nb_trajectories(); t++) {
-    cout << "TRAJECTORY "
+    cout << "Trajectory "
          << t
-         << " [starting " << tracker->trajectory_entrance_time(t)
-         << ", score " << tracker->trajectory_score(t) << "]";
+         << " starting at " << tracker->trajectory_entrance_time(t)
+         << ", score " << tracker->trajectory_score(t) << ", through nodes ";
     for(int u = 0; u < tracker->trajectory_duration(t); u++) {
       cout << " " << tracker->trajectory_location(t, u);
     }
     cout << endl;
   }
 
-  // Save the underlying graph in the dot format, with occupied edges
-  // marked in bold.
-
-  {
-    ofstream dot("graph.dot");
-    tracker->print_graph_dot(&dot);
-    cout << "Wrote graph.dot." << endl;
-  }
-
   delete tracker;
 
   exit(EXIT_SUCCESS);
diff --git a/random-graph.cc b/random-graph.cc
deleted file mode 100644
index 6560ea4..0000000
--- a/random-graph.cc
+++ /dev/null
@@ -1,70 +0,0 @@
-
-///////////////////////////////////////////////////////////////////////////
-// This program is free software: you can redistribute it and/or modify  //
-// it under the terms of the version 3 of the GNU General Public License //
-// as published by the Free Software Foundation.                         //
-//                                                                       //
-// This program is distributed in the hope that it will be useful, but   //
-// WITHOUT ANY WARRANTY; without even the implied warranty of            //
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      //
-// General Public License for more details.                              //
-//                                                                       //
-// You should have received a copy of the GNU General Public License     //
-// along with this program. If not, see <http://www.gnu.org/licenses/>.  //
-//                                                                       //
-// Written by and Copyright (C) Francois Fleuret                         //
-// Contact <francois.fleuret@idiap.ch> for comments & bug reports        //
-///////////////////////////////////////////////////////////////////////////
-
-#include <iostream>
-#include <fstream>
-#include <cmath>
-#include <stdio.h>
-#include <stdlib.h>
-
-using namespace std;
-
-int main(int argc, char **argv) {
-  int nb_locations = 20;
-  int nb_time_steps = 20;
-
-  int nb_vertices = nb_time_steps * nb_locations + 2;
-  int nb_edges = 2 * nb_locations + (nb_time_steps - 1) * (nb_locations * nb_locations);
-  int source = 0;
-  int sink = nb_vertices - 1;
-
-  cout << nb_vertices << " " << nb_edges << endl;
-  cout << source << " " << sink << endl;
-  cout << endl;
-
-  for(int l = 0; l < nb_locations; l++) {
-    cout << source
-         << " "
-         << l + 1
-         << " "
-         << drand48() * 2 - 1
-         << endl;
-  }
-
-  for(int t = 0; t < nb_time_steps - 1; t++) {
-    for(int l = 0; l < nb_locations; l++) {
-      for(int m = 0; m < nb_locations; m++) {
-        cout << 1 + (t * nb_locations + l)
-             << " "
-             << 1 + ((t+1) * nb_locations + m)
-             << " "
-             << drand48() * 2 - 1
-             << endl;
-      }
-    }
-  }
-
-  for(int l = 0; l < nb_locations; l++) {
-    cout << 1 + ((nb_time_steps-1) * nb_locations + l)
-         << " "
-         << sink
-         << " "
-         << drand48() * 2 - 1
-         << endl;
-  }
-}
-- 
2.20.1