float limit = layout.get_catalogue().get_gauge()*2;
float dist = -1;
for(set<Track *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
float limit = layout.get_catalogue().get_gauge()*2;
float dist = -1;
for(set<Track *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)