X-Git-Url: https://www.fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;f=mtp_graph.h;h=9093a8b465d5b4b094d0c8e2cab425db5e2649b0;hb=eded836910fd54dcc621cea82c758761f0e636f9;hp=5988688b3f0fbeba741c040b4ba87668cd8c8428;hpb=cdf649aeef318cc5c3dae231d9b1c16352d13515;p=mtp.git

diff --git a/mtp_graph.h b/mtp_graph.h
index 5988688..9093a8b 100644
--- a/mtp_graph.h
+++ b/mtp_graph.h
@@ -1,7 +1,7 @@
 
 /*
- *  mtp is the ``Multi Tracked Path'', an implementation of the
- *  k-shortest path algorithm for multi-target tracking.
+ *  mtp is the ``Multi Tracked Paths'', an implementation of the
+ *  k-shortest paths algorithm for multi-target tracking.
  *
  *  Copyright (c) 2012 Idiap Research Institute, http://www.idiap.ch/
  *  Written by Francois Fleuret <francois.fleuret@idiap.ch>
@@ -40,11 +40,13 @@ class MTPGraph {
   void update_positivized_lengths();
   void force_positivized_lengths();
   // Set the edge pred_edge_toward_source correspondingly to the path
-  // of shortest length.
+  // of shortest length. The current implementation is not Dijkstra's!
   void find_shortest_path();
   // Follows the path starting on edge e and returns its length. If
   // nodes is non-null, stores in it the nodes met along the path.
   int retrieve_one_path(Edge *e, Path *path);
+  // Returns if the graph is a DAG
+  int is_dag();
 
   Vertex **_front, **_new_front;