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flightgear/src/ATC/atc_mgr.cxx
2019-07-01 14:51:32 +02:00

302 lines
12 KiB
C++

/******************************************************************************
* atc_mgr.cxx
* Written by Durk Talsma, started August 1, 2010.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*
**************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <iostream>
#include <Airports/dynamics.hxx>
#include <Airports/airportdynamicsmanager.hxx>
#include <Airports/airport.hxx>
#include <Scenery/scenery.hxx>
#include <Main/globals.hxx>
#include <Main/fg_props.hxx>
#include <AIModel/AIAircraft.hxx>
#include <AIModel/AIManager.hxx>
#include <Traffic/Schedule.hxx>
#include <Traffic/SchedFlight.hxx>
#include <AIModel/AIFlightPlan.hxx>
#include "atc_mgr.hxx"
using std::string;
FGATCManager::FGATCManager() :
controller(NULL),
prevController(NULL),
networkVisible(false),
initSucceeded(false)
{
}
FGATCManager::~FGATCManager() {
}
void FGATCManager::postinit()
{
int leg = 0;
trans_num = globals->get_props()->getNode("/sim/atc/transmission-num", true);
// find a reasonable controller for our user's aircraft..
// Let's start by working out the following three scenarios:
// Starting on ground at a parking position
// Starting on ground at the runway.
// Starting in the Air
bool onGround = fgGetBool("/sim/presets/onground");
string runway = fgGetString("/sim/atc/runway");
string airport = fgGetString("/sim/presets/airport-id");
string parking = fgGetString("/sim/presets/parkpos");
FGAIManager* aiManager = globals->get_subsystem<FGAIManager>();
FGAIAircraft* userAircraft = aiManager->getUserAircraft();
double aircraftRadius = 40; // note that this is currently hardcoded to a one-size-fits all JumboJet value. Should change later;
// NEXT UP: Create a traffic Schedule and fill that with appropriate information. This we can use to flight planning.
// Note that these are currently only defaults.
FGAISchedule *trafficRef = new FGAISchedule;
trafficRef->setFlightType("gate");
FGScheduledFlight *flight = new FGScheduledFlight;
flight->setDepartureAirport(airport);
flight->setArrivalAirport(airport);
flight->initializeAirports();
flight->setFlightRules("IFR");
flight->setCallSign(userAircraft->getCallSign());
trafficRef->assign(flight);
std::unique_ptr<FGAIFlightPlan> fp ;
userAircraft->setTrafficRef(trafficRef);
string flightPlanName = airport + "-" + airport + ".xml";
//double cruiseAlt = 100; // Doesn't really matter right now.
//double courseToDest = 180; // Just use something neutral; this value might affect the runway that is used though...
//time_t deptime = 0; // just make sure how flightplan processing is affected by this...
FGAirportDynamicsRef dcs(flightgear::AirportDynamicsManager::find(airport));
if (dcs && onGround) {// && !runway.empty()) {
ParkingAssignment pk;
if (parking == "AVAILABLE") {
double radius = fgGetDouble("/sim/dimensions/radius-m");
if (radius > 0) {
pk = dcs->getAvailableParking(radius, string(), string(), string());
if (pk.isValid()) {
fgGetString("/sim/presets/parkpos");
fgSetString("/sim/presets/parkpos", pk.parking()->getName());
}
}
if (!pk.isValid()) {
FGParkingList pkl(dcs->getParkings(true, "gate"));
if (!pkl.empty()) {
std::sort(pkl.begin(), pkl.end(), [](const FGParkingRef& a, const FGParkingRef& b) {
return a->getRadius() > b->getRadius();
});
pk = ParkingAssignment(pkl.front(), dcs);
fgSetString("/sim/presets/parkpos", pkl.front()->getName());
}
}
} else {
pk = dcs->getParkingByName(parking);
}
if (pk.isValid()) {
dcs->setParkingAvailable(pk.parking(), false);
fp.reset(new FGAIFlightPlan);
controller = dcs->getStartupController();
int stationFreq = dcs->getGroundFrequency(1);
if (stationFreq > 0)
{
//cerr << "Setting radio frequency to : " << stationFreq << endl;
fgSetDouble("/instrumentation/comm[0]/frequencies/selected-mhz", ((double) stationFreq / 100.0));
}
leg = 1;
//double, lat, lon, head; // Unused variables;
//int getId = apt->getDynamics()->getParking(gateId, &lat, &lon, &head);
aircraftRadius = pk.parking()->getRadius();
string fltType = pk.parking()->getType(); // gate / ramp, ga, etc etc.
string aircraftType; // Unused.
string airline; // Currently used for gate selection, but a fallback mechanism will apply when not specified.
fp->setGate(pk);
if (!(fp->createPushBack(userAircraft,
false,
dcs->parent(),
aircraftRadius,
fltType,
aircraftType,
airline))) {
controller = 0;
return;
}
} else if (!runway.empty()) {
// on a runway
controller = dcs->getTowerController();
int stationFreq = dcs->getTowerFrequency(2);
if (stationFreq > 0)
{
//cerr << "Setting radio frequency to in airfrequency: " << stationFreq << endl;
fgSetDouble("/instrumentation/comm[0]/frequencies/selected-mhz", ((double) stationFreq / 100.0));
}
fp.reset(new FGAIFlightPlan);
leg = 3;
string fltType = "ga";
fp->setRunway(runway);
fp->createTakeOff(userAircraft, false, dcs->parent(), 0, fltType);
userAircraft->setTakeOffStatus(2);
} else {
// We're on the ground somewhere. Handle this case later.
}
if (fp) {
fp->getLastWaypoint()->setName( fp->getLastWaypoint()->getName() + string("legend"));
}
} else {
controller = 0;
}
// Create an initial flightplan and assign it to the ai_ac. We won't use this flightplan, but it is necessary to
// keep the ATC code happy.
if (fp) {
fp->restart();
fp->setLeg(leg);
userAircraft->FGAIBase::setFlightPlan(std::move(fp));
}
if (controller) {
FGAIFlightPlan* plan = userAircraft->GetFlightPlan();
controller->announcePosition(userAircraft->getID(), plan, plan->getCurrentWaypoint()->getRouteIndex(),
userAircraft->_getLatitude(),
userAircraft->_getLongitude(),
userAircraft->_getHeading(),
userAircraft->getSpeed(),
userAircraft->getAltitude(),
aircraftRadius, leg, userAircraft);
}
initSucceeded = true;
}
void FGATCManager::shutdown()
{
activeStations.clear();
}
void FGATCManager::addController(FGATCController *controller) {
activeStations.push_back(controller);
}
void FGATCManager::removeController(FGATCController *controller)
{
AtcVecIterator it;
it = std::find(activeStations.begin(), activeStations.end(), controller);
if (it != activeStations.end()) {
activeStations.erase(it);
}
}
void FGATCManager::update ( double time ) {
//cerr << "ATC update code is running at time: " << time << endl;
// Test code: let my virtual co-pilot handle ATC:
FGAIManager* aiManager = globals->get_subsystem<FGAIManager>();
FGAIAircraft* ai_ac = aiManager->getUserAircraft();
FGAIFlightPlan *fp = ai_ac->GetFlightPlan();
/* test code : find out how the routing develops */
if (fp) {
int size = fp->getNrOfWayPoints();
//cerr << "Setting pos" << pos << " ";
//cerr << "setting intentions " ;
// This indicates that we have run out of waypoints: Im future versions, the
// user should be able to select a new route, but for now just shut down the
// system.
if (size < 3) {
//cerr << "Shutting down the atc_mgr" << endl;
return;
}
#if 0
// Test code: Print how far we're progressing along the taxi route.
//std::cerr << "Size of waypoint cue " << size << " ";
for (int i = 0; i < size; i++) {
int val = fp->getRouteIndex(i);
//std::cerr << fp->getWayPoint(i)->getName() << " ";
//if ((val) && (val != pos)) {
// intentions.push_back(val);
// std::cerr << "[done ] " << std::endl;
//}
}
//std::cerr << "[done ] " << std::endl;
#endif
}
if (fp) {
//cerr << "Currently at leg : " << fp->getLeg() << endl;
}
controller = ai_ac->getATCController();
FGATCDialogNew::instance()->update(time);
if (controller) {
//cerr << "name of previous waypoint : " << fp->getPreviousWaypoint()->getName() << endl;
//cerr << "Running FGATCManager::update()" << endl;
//cerr << "Currently under control of " << controller->getName() << endl;
controller->updateAircraftInformation(ai_ac->getID(),
ai_ac->_getLatitude(),
ai_ac->_getLongitude(),
ai_ac->_getHeading(),
ai_ac->getSpeed(),
ai_ac->getAltitude(), time);
//string airport = fgGetString("/sim/presets/airport-id");
//FGAirport *apt = FGAirport::findByIdent(airport);
// AT this stage we should update the flightplan, so that waypoint incrementing is conducted as well as leg loading.
int n = trans_num->getIntValue();
if (n == 1) {
//cerr << "Toggling ground network visibility " << networkVisible << endl;
networkVisible = !networkVisible;
trans_num->setIntValue(-1);
}
if ((controller != prevController) && (prevController)) {
prevController->render(false);
}
controller->render(networkVisible);
//cerr << "Adding groundnetWork to the scenegraph::update" << endl;
prevController = controller;
}
for (AtcVecIterator atc = activeStations.begin(); atc != activeStations.end(); atc++) {
(*atc)->update(time);
}
}
// Register the subsystem.
SGSubsystemMgr::Registrant<FGATCManager> registrantFGATCManager(
SGSubsystemMgr::POST_FDM,
{{"FGAIManager", SGSubsystemMgr::Dependency::HARD}});