+ layout.emergency(name+" has not arrived at sensor");
+ accurate_position = false;
+ }
+ }
+ }
+ else if(end_of_route)
+ set_route(0);
+
+ if(!cur_blocks.empty() && !cur_blocks.front().block->get_sensor_id())
+ {
+ Vehicle &veh = *(reverse ? vehicles.front() : vehicles.back());
+
+ list<BlockRef>::iterator i = cur_blocks.begin();
+ const Block::Endpoint &bep = i->block->get_endpoints()[i->entry];
+
+ Track *track = bep.track;
+ unsigned entry = bep.track_ep;
+
+ bool found = false;
+ float dist = veh.get_offset()-veh.get_type().get_length()/2;
+ while(1)
+ {
+ if(track==veh.get_track())
+ {
+ found = true;
+ break;
+ }
+
+ if(i!=cur_blocks.begin())
+ {
+ float path_len = track->get_type().get_path_length(track->get_active_path());
+ dist += path_len;
+ }
+
+ unsigned exit = track->traverse(entry);
+ Track *next = track->get_link(exit);
+ entry = next->get_endpoint_by_link(*track);
+ track = next;
+
+ if(!i->block->get_tracks().count(track))
+ {
+ ++i;
+ if(i==cur_blocks.end())
+ break;