- Track *track = queue.front();
- queue.erase(queue.begin());
-
- const vector<Track *> &links = track->get_links();
- for(unsigned i=0; i<links.size(); ++i)
- if(links[i] && !tracks.count(links[i]))
- {
- if(links[i]->get_sensor_id()==sensor_id && links[i]->get_turnout_id()==turnout_id)
- {
- queue.push_back(links[i]);
- add_track(*links[i]);
- links[i]->set_block(this);
- }
- else
- endpoints.push_back(Endpoint(track, i));
- }
+ unsigned nls = start.get_n_link_slots();
+ for(unsigned i=0; i<nls; ++i)
+ endpoints.push_back(Endpoint(&start, i));
+ }
+ else
+ {
+ unsigned nls = start.get_n_link_slots();
+ for(unsigned i=0; i<nls; ++i)
+ {
+ TrackIter iter = TrackIter(&start, i).flip();
+ for(; (iter && check_validity(*iter)==VALID); iter=iter.next())
+ add_track(*iter);
+ if((iter = iter.flip()))
+ endpoints.push_back(Endpoint(iter.track(), iter.entry()));
+ }