#include "route.h"
#include "tracktype.h"
#include "train.h"
+#include "vehicle.h"
using namespace std;
using namespace Msp;
reverse(false),
functions(0),
route(0),
+ next_route(0),
end_of_route(false),
status("Unplaced"),
travel_dist(0),
travel_speed(0),
pure_speed(false),
- real_speed(15),
- cur_track(0)
+ real_speed(15)
{
+ vehicles.push_back(new Vehicle(layout, loco_type));
+
layout.add_train(*this);
layout.get_driver().add_loco(address);
Train::~Train()
{
+ for(vector<Vehicle *>::iterator i=vehicles.begin(); i!=vehicles.end(); ++i)
+ delete *i;
layout.remove_train(*this);
}
signal_name_changed.emit(name);
}
+Vehicle &Train::get_vehicle(unsigned i)
+{
+ if(i>=vehicles.size())
+ throw InvalidParameterValue("Vehicle index out of range");
+ return *vehicles[i];
+}
+
+const Vehicle &Train::get_vehicle(unsigned i) const
+{
+ if(i>=vehicles.size())
+ throw InvalidParameterValue("Vehicle index out of range");
+ return *vehicles[i];
+}
+
void Train::set_speed(unsigned speed)
{
if(speed==target_speed)
release_blocks(rsv_blocks);
reverse_blocks(cur_blocks);
-
- if(cur_track)
- {
- unsigned path = cur_track->get_active_path();
- cur_track_ep = cur_track->traverse(cur_track_ep, path);
- offset = cur_track->get_type().get_path_length(path)-offset;
- }
}
void Train::set_function(unsigned func, bool state)
}
route = r;
+ next_route = 0;
end_of_route = false;
+ if(route)
+ {
+ BlockRef &last = (rsv_blocks.empty() ? cur_blocks.back() : rsv_blocks.back());
+ BlockRef next = last.next();
+ const Block::Endpoint &ep = next.block->get_endpoints()[next.entry];
+ if(!route->get_tracks().count(ep.track))
+ {
+ next_route = route;
+ route = Route::find(*ep.track, ep.track_ep, *next_route);
+ }
+ }
+
if(target_speed && reserve_more()<2)
update_speed();
void Train::go_to(const Track &to)
{
+ for(list<BlockRef>::const_iterator i=cur_blocks.begin(); i!=cur_blocks.end(); ++i)
+ if(i->block->get_tracks().count(const_cast<Track *>(&to)))
+ {
+ set_speed(0);
+ set_route(0);
+ return;
+ }
+
BlockRef *last = 0;
if(rsv_blocks.empty())
last = &cur_blocks.back();
last = &*i;
}
- Block *next = last->block->get_endpoints()[last->block->traverse(last->entry)].link;
- if(!next)
- throw InvalidState("At end of line");
-
- int entry = next->get_endpoint_by_link(*last->block);
- if(entry<0)
- throw LogicError("Block links are inconsistent");
-
- const Block::Endpoint &ep = next->get_endpoints()[entry];
+ BlockRef next = last->next();
+ const Block::Endpoint &ep = next.block->get_endpoints()[next.entry];
set_route(Route::find(*ep.track, ep.track_ep, to));
}
}
cur_blocks.push_back(BlockRef(&block, entry));
- set_position(block.get_endpoints()[entry]);
+ if(reverse)
+ {
+ unsigned exit = block.traverse(entry);
+ const Block::Endpoint &bep = block.get_endpoints()[exit];
+ Track *track = bep.track->get_link(bep.track_ep);
+ unsigned ep = track->get_endpoint_by_link(*bep.track);
+ vehicles.front()->place(track, ep, 0, Vehicle::FRONT_BUFFER);
+ }
+ else
+ {
+ const Block::Endpoint &bep = block.get_endpoints()[entry];
+ vehicles.front()->place(bep.track, bep.track_ep, 0, Vehicle::BACK_BUFFER);
+ }
set_status("Stopped");
}
stop_timeout = Time::TimeStamp();
}
- if(cur_track)
+ if(current_speed)
{
- unsigned path = cur_track->get_active_path();
-
- offset += get_real_speed(current_speed)*(dt/Time::sec);
- float path_len = cur_track->get_type().get_path_length(path);
- if(offset>path_len)
- {
- unsigned out = cur_track->traverse(cur_track_ep, path);
- Track *next = cur_track->get_link(out);
+ Track *track = vehicles[0]->get_track();
- bool ok = false;
- for(list<BlockRef>::const_iterator i=cur_blocks.begin(); (!ok && i!=cur_blocks.end()); ++i)
- ok = i->block->get_tracks().count(next);
+ bool ok = false;
+ for(list<BlockRef>::const_iterator i=cur_blocks.begin(); (!ok && i!=cur_blocks.end()); ++i)
+ ok = i->block->get_tracks().count(track);
- if(ok)
- {
- if(next)
- cur_track_ep = next->get_endpoint_by_link(*cur_track);
- cur_track = next;
- offset = 0;
- }
- else
- offset = path_len-0.001;
+ if(ok)
+ {
+ float d = get_real_speed(current_speed)*(dt/Time::sec);
+ vehicles[0]->advance(reverse ? -d : d);
}
-
- if(cur_track)
- pos = cur_track->get_point(cur_track_ep, path, offset).pos;
}
}
for(unsigned i=0; i<=14; ++i)
if(real_speed[i].weight)
st.push_back((DataFile::Statement("real_speed"), i, real_speed[i].speed, real_speed[i].weight));
- if(route)
- st.push_back((DataFile::Statement("route"), route->get_name()));
if(!cur_blocks.empty())
{
for(list<BlockRef>::const_iterator i=blocks.begin(); i!=blocks.end(); ++i)
st.push_back((DataFile::Statement("block"), i->block->get_id()));
}
+
+ if(route)
+ st.push_back((DataFile::Statement("route"), route->get_name()));
}
void Train::loco_speed_event(unsigned addr, unsigned speed, bool rev)
travel_dist += block_len;
if(j->block->get_sensor_id()==addr)
- set_position(j->block->get_endpoints()[j->entry]);
+ {
+ const Block::Endpoint &bep = j->block->get_endpoints()[j->entry];
+ if(reverse)
+ {
+ Track *track = bep.track->get_link(bep.track_ep);
+ unsigned ep = track->get_endpoint_by_link(*bep.track);
+ vehicles.back()->place(track, ep, 0, Vehicle::BACK_AXLE);
+ }
+ else
+ vehicles.front()->place(bep.track, bep.track_ep, 0, Vehicle::FRONT_AXLE);
+ }
}
last_entry_time = Time::now();
pure_speed = true;
+ // Check if we've reached the next route
+ if(next_route)
+ {
+ const set<const Track *> &rtracks = next_route->get_tracks();
+ for(list<BlockRef>::iterator j=rsv_blocks.begin(); j!=i; ++j)
+ if(rtracks.count(j->block->get_endpoints()[j->entry].track))
+ {
+ route = next_route;
+ next_route = 0;
+ // XXX Exceptions?
+ signal_route_changed.emit(route);
+ break;
+ }
+ }
+
// Move blocks up to the next sensor to our current blocks
cur_blocks.splice(cur_blocks.end(), rsv_blocks, rsv_blocks.begin(), i);
for(list<BlockRef>::const_iterator i=rsv_blocks.begin(); i!=rsv_blocks.end(); ++i)
if(i->block->get_sensor_id())
++nsens;
+
+ const Route *cur_route = 0;
+ if(route)
+ {
+ unsigned exit = last->block->traverse(last->entry);
+ Track *track = last->block->get_endpoints()[exit].track;
+ if(route->get_tracks().count(track))
+ cur_route = route;
+ else if(next_route && next_route->get_tracks().count(track))
+ cur_route = next_route;
+ }
- bool on_route = (route && route->get_tracks().count(last->block->get_endpoints()[last->entry].track));
bool got_more = false;
BlockRef *good = last;
unsigned good_sens = nsens;
if(entry<0)
throw LogicError("Block links are inconsistent!");
- if(on_route && !route->get_tracks().count(link->get_endpoints()[entry].track))
+ const Block::Endpoint &entry_ep = link->get_endpoints()[entry];
+
+ if(cur_route)
{
- // Keep the blocks if we arrived at the end of the route
- good = last;
- good_sens = nsens;
- end_of_route = true;
- break;
+ if(cur_route!=next_route && next_route && next_route->get_tracks().count(entry_ep.track))
+ cur_route = next_route;
+ else if(!cur_route->get_tracks().count(entry_ep.track))
+ {
+ // Keep the blocks if we arrived at the end of the route
+ good = last;
+ good_sens = nsens;
+ end_of_route = true;
+ break;
+ }
}
+ else if(route && route->get_tracks().count(entry_ep.track))
+ cur_route = route;
if(!link->reserve(this))
{
if(link->get_turnout_id())
{
- const Block::Endpoint &ep = link->get_endpoints()[entry];
- const Endpoint &track_ep = ep.track->get_type().get_endpoints()[ep.track_ep];
+ const Endpoint &track_ep = entry_ep.track->get_type().get_endpoints()[entry_ep.track_ep];
// Keep the blocks reserved so far, as either us or the other train can diverge
good = last;
// Figure out what path we'd like to take on the turnout
int path = -1;
- if(route)
- path = route->get_turnout(link->get_turnout_id());
+ if(cur_route)
+ path = cur_route->get_turnout(link->get_turnout_id());
if(path<0)
- path = ep.track->get_active_path();
+ path = entry_ep.track->get_active_path();
if(!((track_ep.paths>>path)&1))
{
for(unsigned i=0; track_ep.paths>>i; ++i)
path = i;
}
- if(path!=static_cast<int>(ep.track->get_active_path()))
+ if(path!=static_cast<int>(entry_ep.track->get_active_path()))
{
// The turnout is set to wrong path - switch and wait for it
link->reserve(0);
pending_block = link;
- ep.track->set_active_path(path);
+ entry_ep.track->set_active_path(path);
break;
}
}
++nsens;
got_more = true;
}
-
- if(route && !on_route)
- on_route = route->get_tracks().count(link->get_endpoints()[entry].track);
}
// Unreserve blocks that were not good
signal_status_changed.emit(s);
}
-void Train::set_position(const Block::Endpoint &bep)
-{
- cur_track = bep.track;
- cur_track_ep = bep.track_ep;
- offset = 0;
- pos = cur_track->get_endpoint_position(cur_track_ep);
-}
-
void Train::release_blocks(list<BlockRef> &blocks)
{
release_blocks(blocks, blocks.begin(), blocks.end());
}
+Train::BlockRef::BlockRef(Block *b, unsigned e):
+ block(b),
+ entry(e)
+{ }
+
+Train::BlockRef Train::BlockRef::next() const
+{
+ Block *blk = block->get_endpoints()[block->traverse(entry)].link;
+ if(!blk)
+ throw InvalidState("At end of line");
+
+ int ep = blk->get_endpoint_by_link(*block);
+ if(ep<0)
+ throw LogicError("Block links are inconsistent");
+
+ return BlockRef(blk, ep);
+}
+
+
Train::RealSpeed::RealSpeed():
speed(0),
weight(0)
blk.reserve(&obj);
obj.cur_blocks.push_back(BlockRef(&blk, entry));
obj.set_status("Stopped");
- obj.set_position(blk.get_endpoints()[entry]);
+ const Block::Endpoint &bep = blk.get_endpoints()[entry];
+ obj.vehicles.back()->place(bep.track, bep.track_ep, 0, Vehicle::BACK_BUFFER);
+
+ if(blk.get_sensor_id())
+ obj.layout.get_driver().set_sensor(blk.get_sensor_id(), true);
prev_block = &blk;
}