X-Git-Url: https://fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;f=mtp_graph.cc;h=8160211ca6ed0dc9c41587e46c3b72723ed349c3;hb=99d80f42d2ece6b40a5784f03994405621ceca65;hp=7167cf6c7c3179d97eb1a2b378cd7bba2bc20dcc;hpb=72a428f6024a6a3f84526020f28cfa3a200d0f24;p=mtp.git

diff --git a/mtp_graph.cc b/mtp_graph.cc
index 7167cf6..8160211 100644
--- a/mtp_graph.cc
+++ b/mtp_graph.cc
@@ -83,17 +83,6 @@ void Vertex::del_edge(Edge *e) {
 
 //////////////////////////////////////////////////////////////////////
 
-Path::Path(int l) {
-  length = l;
-  nodes = new int[length];
-}
-
-Path::~Path() {
-  delete[] nodes;
-}
-
-//////////////////////////////////////////////////////////////////////
-
 MTPGraph::MTPGraph(int nb_vertices, int nb_edges,
                    int *from, int *to,
                    int source, int sink) {
@@ -152,17 +141,19 @@ void MTPGraph::print(ostream *os) {
 
 void MTPGraph::print_dot(ostream *os) {
   (*os) << "digraph {" << endl;
-  (*os) << "  node[shape=circle];" << endl;
+  // (*os) << "        node [shape=circle];" << endl;
+  (*os) << "        " << _source->id << " [peripheries=2];" << endl;
+  (*os) << "        " << _sink->id << " [peripheries=2];" << endl;
   for(int k = 0; k < _nb_edges; k++) {
     Edge *e = _edges + k;
     // (*os) << "  " << e->origin_vertex->id << " -> " << e->terminal_vertex->id
           // << ";"
           // << endl;
     if(e->occupied) {
-      (*os) << "  " << e->origin_vertex->id << " -> " << e->terminal_vertex->id
+      (*os) << "        " << e->origin_vertex->id << " -> " << e->terminal_vertex->id
            << " [style=bold,color=black,label=\"" << e->length << "\"];" << endl;
     } else {
-      (*os) << "  " << e->origin_vertex->id << " -> " << e->terminal_vertex->id
+      (*os) << "        " << e->origin_vertex->id << " -> " << e->terminal_vertex->id
            << " [color=gray,label=\"" << e->length << "\"];" << endl;
     }
   }