#include <msp/core/maputils.h>
+#include <msp/datafile/writer.h>
+#include <msp/fs/redirectedpath.h>
+#include <msp/fs/stat.h>
#include <msp/io/print.h>
#include <msp/time/utils.h>
#include "arducontrol.h"
{ 0x3FFF, 126, 15 } // MFX
};
-ArduControl::ArduControl(const string &dev):
- serial(dev),
- debug(1),
+ArduControl::ArduControl(const Options &opts):
+ serial(opts.get<string>(string(), "ttyUSB0")),
+ debug(opts.get<unsigned>("debug")),
+ state_file("arducontrol.state"),
power(false),
+ halted(false),
active_accessory(0),
s88(*this),
mfx_search(*this),
thread(*this)
{
+ if(FS::exists(state_file))
+ DataFile::load(*this, state_file.str());
+
+ unsigned max_address = 0;
+ for(MfxInfoArray::const_iterator i=mfx_info.begin(); i!=mfx_info.end(); ++i)
+ max_address = max(max_address, i->address);
+ mfx_search.set_next_address(max_address+1);
+
PendingCommand cmd;
cmd.command[0] = READ_POWER_STATE;
cmd.length = 1;
}
}
-void ArduControl::halt(bool)
+void ArduControl::halt(bool h)
{
+ if(h==halted)
+ return;
+
+ halted = h;
+ if(halted)
+ {
+ for(LocomotiveMap::const_iterator i=locomotives.begin(); i!=locomotives.end(); ++i)
+ set_loco_speed(i->first, 0);
+ }
+
+ signal_halt.emit(halted);
}
const char *ArduControl::enumerate_protocols(unsigned i) const
return loco.id;
}
+ArduControl::MfxInfoArray::iterator ArduControl::add_mfx_info(const MfxInfo &info)
+{
+ MfxInfoArray::iterator i;
+ for(i=mfx_info.begin(); (i!=mfx_info.end() && i->id!=info.id); ++i) ;
+ if(i==mfx_info.end())
+ {
+ mfx_info.push_back(info);
+ i = --mfx_info.end();
+ }
+ else
+ *i = info;
+ return i;
+}
+
void ArduControl::remove_loco(unsigned id)
{
Locomotive &loco = get_item(locomotives, id);
if(speed>protocol_info[loco.proto].max_speed)
throw invalid_argument("ArduControl::set_loco_speed");
+ if(speed && halted)
+ return;
+
if(loco.speed.set(speed))
{
PendingCommand cmd(loco, Locomotive::SPEED);
MfxInfo info;
if(mfx_search.pop_info(info))
{
- MfxInfoArray::iterator i;
- for(i=mfx_info.begin(); (i!=mfx_info.end() && i->id!=info.id); ++i) ;
- if(i==mfx_info.end())
- {
- mfx_info.push_back(info);
- i = --mfx_info.end();
- }
- else
- *i = info;
+ MfxInfoArray::iterator i = add_mfx_info(info);
+ save_state();
signal_locomotive_detected.emit(*i);
}
}
Accessory &acc = i->second;
if(tag.command==Accessory::ACTIVATE)
- {
off_timeout = Time::now()+acc.active_time;
- }
else if(tag.command==Accessory::DEACTIVATE)
{
if(acc.state.commit(tag.serial))
}
}
- while(!active_accessory && !accessory_queue.empty())
+ while(power && !active_accessory && !accessory_queue.empty())
{
Accessory &acc = *accessory_queue.front();
unsigned lowest_bit = changes&~(changes-1);
unsigned i;
for(i=0; (lowest_bit>>i)>1; ++i) ;
+ active_index = i;
acc.state.set(acc.state^lowest_bit);
PendingCommand cmd(acc, Accessory::ACTIVATE, i);
command_queue.push(cmd);
+
+ monitor.reset_peak();
}
else
accessory_queue.pop_front();
Time::TimeStamp t = Time::now();
if(t>off_timeout)
{
+ Accessory &acc = *active_accessory;
+
+ if(acc.kind==Accessory::TURNOUT && monitor.get_peak()<0.5f)
+ {
+ unsigned bit = 1<<active_index;
+ if(acc.uncertain&bit)
+ acc.uncertain &= ~bit;
+ else
+ {
+ signal_turnout_failed.emit(acc.address);
+ acc.state.rollback();
+ acc.target ^= bit;
+ }
+ }
+
off_timeout = Time::TimeStamp();
- PendingCommand cmd(*active_accessory, Accessory::DEACTIVATE);
+ PendingCommand cmd(acc, Accessory::DEACTIVATE, active_index);
command_queue.push(cmd);
}
}
void ArduControl::flush()
{
+ while(!command_queue.empty() || !accessory_queue.empty())
+ tick();
+}
+
+void ArduControl::save_state() const
+{
+ FS::RedirectedPath tmp_file(state_file);
+ IO::BufferedFile out(tmp_file.str(), IO::M_WRITE);
+ DataFile::Writer writer(out);
+
+ writer.write((DataFile::Statement("mfx_announce_serial"), mfx_announce.get_serial()));
+ for(MfxInfoArray::const_iterator i=mfx_info.begin(); i!=mfx_info.end(); ++i)
+ {
+ DataFile::Statement st("mfx_locomotive");
+ st.append(i->id);
+ st.sub.push_back((DataFile::Statement("address"), i->address));
+ st.sub.push_back((DataFile::Statement("name"), i->name));
+ writer.write(st);
+ }
}
address(a),
bits(b),
state(0),
+ uncertain((1<<bits)-1),
+ target(0),
active_time(500*Time::msec)
{ }
return true;
}
+template<typename T>
+bool ArduControl::Queue<T>::empty() const
+{
+ return items.empty();
+}
+
ArduControl::RefreshTask::RefreshTask():
next(cycle.end()),
ArduControl::S88Task::S88Task(ArduControl &c):
control(c),
n_octets(0),
- octets_remaining(0)
+ octets_remaining(0),
+ delay(0)
{ }
bool ArduControl::S88Task::get_work(PendingCommand &cmd)
{
+ if(delay)
+ {
+ --delay;
+ return false;
+ }
if(octets_remaining || !n_octets)
return false;
cmd.command[1] = octets_remaining;
cmd.length = 2;
+ delay = 4;
+
return true;
}
}
}
+void ArduControl::MfxSearchTask::set_next_address(unsigned a)
+{
+ next_address = a;
+}
+
bool ArduControl::MfxSearchTask::pop_info(MfxInfo &info)
{
return queue.pop(info);
}
+ArduControl::MonitorTask::MonitorTask():
+ voltage(0),
+ current(0),
+ base_level(0),
+ peak_level(0),
+ next_type(0)
+{ }
+
+bool ArduControl::MonitorTask::get_work(PendingCommand &cmd)
+{
+ Time::TimeStamp t = Time::now();
+ if(t<next_poll)
+ return false;
+
+ if(next_type==0)
+ cmd.command[0] = READ_INPUT_VOLTAGE;
+ else
+ cmd.command[0] = READ_TRACK_CURRENT;
+ cmd.length = 1;
+
+ next_poll = t+200*Time::msec;
+ next_type = (next_type+1)%5;
+
+ return true;
+}
+
+void ArduControl::MonitorTask::process_reply(const char *reply, unsigned length)
+{
+ unsigned char type = reply[0];
+ if(type==INPUT_VOLTAGE && length==3)
+ voltage = ((static_cast<unsigned char>(reply[1])<<8) | static_cast<unsigned char>(reply[2]))/1000.0f;
+ else if(type==TRACK_CURRENT && length==5)
+ {
+ current = ((static_cast<unsigned char>(reply[1])<<8) | static_cast<unsigned char>(reply[2]))/1000.0f;
+ float peak = ((static_cast<unsigned char>(reply[3])<<8) | static_cast<unsigned char>(reply[4]))/1000.0f;
+ peak_level = max(peak_level, peak);
+ base_level = min(base_level, current);
+ }
+}
+
+void ArduControl::MonitorTask::reset_peak()
+{
+ base_level = current;
+ peak_level = current;
+}
+
+
ArduControl::ControlThread::ControlThread(ArduControl &c):
control(c),
done(false)
{
+ tasks.push_back(&control.monitor);
tasks.push_back(&control.mfx_announce);
tasks.push_back(&control.mfx_search);
tasks.push_back(&control.s88);
if(!rate)
{
+ if(control.debug>=1)
+ IO::print("ArduControl detection failed\n");
done = true;
return;
}
return 0;
}
+
+ArduControl::Loader::Loader(ArduControl &c):
+ DataFile::ObjectLoader<ArduControl>(c)
+{
+ add("mfx_announce_serial", &Loader::mfx_announce_serial);
+ add("mfx_locomotive", &Loader::mfx_locomotive);
+}
+
+void ArduControl::Loader::mfx_announce_serial(unsigned s)
+{
+ obj.mfx_announce.set_serial(s);
+}
+
+void ArduControl::Loader::mfx_locomotive(unsigned id)
+{
+ MfxInfo info;
+ info.id = id;
+ info.protocol = "MFX";
+ load_sub(info);
+ obj.add_mfx_info(info);
+}
+
+
+ArduControl::MfxInfo::Loader::Loader(MfxInfo &i):
+ DataFile::ObjectLoader<MfxInfo>(i)
+{
+ add("address", static_cast<unsigned MfxInfo::*>(&MfxInfo::address));
+ add("name", static_cast<string MfxInfo::*>(&MfxInfo::name));
+}
+
} // namespace R2C2
projects / r2c2.git / blobdiff