5 #include "trainrouteplanner.h"
6 #include "trainrouter.h"
14 TrainRouter::TrainRouter(Train &t):
22 train.get_layout().signal_block_reserved.connect(sigc::mem_fun(this, &TrainRouter::block_reserved));
23 train.signal_advanced.connect(sigc::mem_fun(this, &TrainRouter::train_advanced));
26 void TrainRouter::set_priority(int p)
31 bool TrainRouter::set_route(const Route *r)
33 BlockIter fncb = train.get_first_noncritical_block();
36 if(r && train.is_placed())
38 const BlockAllocator &allocator = train.get_block_allocator();
39 TrackIter first = allocator.first().track_iter();
40 TrackIter next = fncb.track_iter();
41 if(!r->has_track(*next))
43 lead = Route::find(next, *r);
46 create_lead_route(lead, lead);
48 else if(!r->has_track(*first))
49 lead = create_lead_route(0, r);
54 routes.push_back(lead);
60 train.refresh_blocks_from(*fncb);
62 const Route *route = get_route();
63 signal_route_changed.emit(route);
64 signal_event.emit(Message("route-changed", route));
69 void TrainRouter::add_wait(Block &block, Train *tr)
74 waits.push_back(wait);
77 const Route *TrainRouter::get_route() const
81 return routes.front();
84 void TrainRouter::set_destination(const Zone &zone)
88 update_pending = true;
91 void TrainRouter::set_destination(const Block &block)
95 update_pending = true;
98 bool TrainRouter::has_destination() const
100 return dest_zone || dest_block;
103 bool TrainRouter::is_destination(Track &track) const
106 return dest_zone->has_track(track);
108 return dest_block->has_track(track);
113 void TrainRouter::set_departure_delay(const Time::TimeDelta &d)
116 update_pending = true;
119 void TrainRouter::message(const Message &msg)
121 if(msg.type=="set-route")
123 if(msg.value.check_type<Route *>())
124 set_route(msg.value.value<Route *>());
126 set_route(msg.value.value<const Route *>());
128 else if(msg.type=="clear-route")
130 else if(msg.type=="set-destination-block")
132 if(msg.value.check_type<Block *>())
133 set_destination(*msg.value.value<Block *>());
135 set_destination(*msg.value.value<const Block *>());
137 else if(msg.type=="set-destination-zone")
139 if(msg.value.check_type<Zone *>())
140 set_destination(*msg.value.value<Zone *>());
142 set_destination(*msg.value.value<const Zone *>());
144 else if(msg.type=="set-departure-delay")
145 set_departure_delay(msg.value.value<Time::TimeDelta>());
148 void TrainRouter::tick(const Time::TimeDelta &dt)
153 if(delay<=Time::zero)
158 create_plans(train.get_layout());
160 if(arriving==1 && !train.get_speed())
162 signal_arrived.emit();
163 signal_event.emit(Message("arrived"));
166 else if(arriving==2 && !train.get_block_allocator().is_active())
170 void TrainRouter::save(list<DataFile::Statement> &st) const
172 st.push_back((DataFile::Statement("priority"), priority));
176 RouteList::const_iterator i = routes.begin();
177 for(; (i!=routes.end() && (*i)->is_temporary()); ++i) ;
179 st.push_back((DataFile::Statement("route"), (*i)->get_name()));
183 void TrainRouter::block_reserved(Block &block, Train *t)
187 if(!waits.empty() && waits.front().block==&block)
195 BlockIter b_iter = t->get_block_allocator().iter_for(block);
197 RouteList::iterator route = routes.begin();
198 if(advance_route(route, block))
200 // Check if the block is a turnout and set it to proper path
201 if(unsigned taddr = block.get_turnout_address())
203 int path = (*route)->get_turnout(taddr);
205 b_iter.track_iter()->set_active_path(path);
208 // Check if the next block is still part of the designated route
209 BlockIter b_iter_next = b_iter.next(*route);
211 RouteList::iterator next_route = route;
212 if(!advance_route(next_route, *b_iter_next))
214 train.stop_at(&block);
218 if(!waits.empty() && waits.front().block==b_iter_next.block())
219 train.stop_at(&block);
223 void TrainRouter::train_advanced(Block &block)
225 BlockIter b_iter = train.get_block_allocator().iter_for(block);
227 // Check if we've reached the next route
230 const Route &route = **++routes.begin();
231 if(route.has_track(*b_iter.endpoint().track))
235 signal_event.emit(Message("route-changed", get_route()));
241 b_iter = b_iter.next();
242 if(b_iter && !is_on_route(*b_iter))
247 const Route *TrainRouter::get_route_for_block(const Block &block) const
249 const set<Track *> &tracks = block.get_tracks();
250 for(RouteList::const_iterator i=routes.begin(); i!=routes.end(); ++i)
251 for(set<Track *>::const_iterator j=tracks.begin(); j!=tracks.end(); ++j)
252 if((*i)->has_track(**j))
258 Route *TrainRouter::create_lead_route(Route *lead, const Route *target)
262 lead = new Route(train.get_layout());
263 lead->set_name("Lead");
264 lead->set_temporary(true);
268 for(BlockIter i=train.get_block_allocator().first(); (i && i->get_train()==&train); i=i.next())
270 const set<Track *> &btracks = i->get_tracks();
271 for(set<Track *>::const_iterator j=btracks.begin(); j!=btracks.end(); ++j)
272 if(!target || !target->has_track(**j))
276 lead->add_tracks(tracks);
281 bool TrainRouter::advance_route(RouteList::iterator &iter, const Block &block)
283 const set<Track *> &tracks = block.get_tracks();
284 for(; iter!=routes.end(); ++iter)
285 for(set<Track *>::const_iterator j=tracks.begin(); j!=tracks.end(); ++j)
286 if((*iter)->has_track(**j))
292 bool TrainRouter::is_on_route(const Block &block)
294 RouteList::iterator iter = routes.begin();
295 return advance_route(iter, block);
298 void TrainRouter::create_plans(Layout &layout)
300 TrainRoutePlanner planner(layout);
303 const map<unsigned, Train *> &trains = layout.get_trains();
304 for(map<unsigned, Train *>::const_iterator i=trains.begin(); i!=trains.end(); ++i)
305 if(TrainRouter *router = i->second->get_ai_of_type<TrainRouter>())
306 router->update_pending = false;
310 TrainRouter::Wait::Wait():
316 TrainRouter::Loader::Loader(TrainRouter &r):
317 DataFile::ObjectLoader<TrainRouter>(r)
319 add("priority", &TrainRouter::priority);
320 add("route", &Loader::route);
323 void TrainRouter::Loader::route(const string &n)
325 obj.set_route(&obj.train.get_layout().get_route(n));