src/ATC/atc_mgr.cxx

   1 /******************************************************************************
   2  * atc_mgr.cxx
   3  * Written by Durk Talsma, started August 1, 2010.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License as
   7  * published by the Free Software Foundation; either version 2 of the
   8  * License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  *
  19  *
  20  **************************************************************************/
  21
  22
  23 #ifdef HAVE_CONFIG_H
  24 #  include "config.h"
  25 #endif
  26
  27 #include <iostream>
  28
  29 #include <simgear/math/SGMath.hxx>
  30 #include <Airports/dynamics.hxx>
  31 #include <Airports/simple.hxx>
  32 #include <Scenery/scenery.hxx>
  33 #include "atc_mgr.hxx"
  34
  35
  36 FGATCManager::FGATCManager() {
  37     networkVisible = false;
  38 }
  39
  40 FGATCManager::~FGATCManager() {
  41
  42 }
  43
  44 void FGATCManager::init() {
  45     SGSubsystem::init();
  46     currentATCDialog = new FGATCDialogNew;
  47     currentATCDialog->init();
  48
  49     int leg = 0;
  50
  51     // find a reasonable controller for our user's aircraft..
  52     // Let's start by working out the following three scenarios:
  53     // Starting on ground at a parking position
  54     // Starting on ground at the runway.
  55     // Starting in the Air
  56     bool onGround  = fgGetBool("/sim/presets/onground");
  57     string runway  = fgGetString("/sim/atc/runway");
  58     string airport = fgGetString("/sim/presets/airport-id");
  59     string parking = fgGetString("/sim/presets/parkpos");
  60
  61
  62     // Create an (invisible) AIAircraft represenation of the current
  63     // Users, aircraft, that mimicks the user aircraft's behavior.
  64     string callsign= fgGetString("/sim/multiplay/callsign");
  65     double longitude = fgGetDouble("/position/longitude-deg");
  66     double latitude  = fgGetDouble("/position/latitude-deg");
  67     double altitude  = fgGetDouble("/position/altitude-ft");
  68     double heading   = fgGetDouble("/orientation/heading-deg");
  69     double speed     = fgGetDouble("/velocities/groundspeed-kt");
  70     double aircraftRadius = 40; // note that this is currently hardcoded to a one-size-fits all JumboJet value. Should change later;
  71
  72
  73     ai_ac.setCallSign ( callsign  );
  74     ai_ac.setLongitude( longitude );
  75     ai_ac.setLatitude ( latitude  );
  76     ai_ac.setAltitude ( altitude  );
  77     ai_ac.setPerformance("jet_transport");
  78
  79     // NEXT UP: Create a traffic Schedule and fill that with appropriate information. This we can use to flight planning.
  80     // Note that these are currently only defaults.
  81     FGAISchedule *trafficRef = new FGAISchedule;
  82     trafficRef->setFlightType("gate");
  83
  84     FGScheduledFlight *flight =  new FGScheduledFlight;
  85     flight->setDepartureAirport(airport);
  86     flight->setArrivalAirport(airport);
  87     flight->initializeAirports();
  88     flight->setFlightRules("IFR");
  89     flight->setCallSign(callsign);
  90
  91     trafficRef->assign(flight);
  92     FGAIFlightPlan *fp = 0;
  93     ai_ac.setTrafficRef(trafficRef);
  94
  95     string flightPlanName = airport + "-" + airport + ".xml";
  96     double cruiseAlt = 100; // Doesn't really matter right now.
  97     double courseToDest = 180; // Just use something neutral; this value might affect the runway that is used though...
  98     time_t deptime = 0;        // just make sure how flightplan processing is affected by this...
  99
 100
 101     FGAirport *apt = FGAirport::findByIdent(airport);
 102     if (apt) {
 103         FGAirportDynamics* dcs = apt->getDynamics();
 104         int park_index = dcs->getNrOfParkings() - 1;
 105         cerr << "found information: " << runway << " " << airport << ": parking = " << parking << endl;
 106         if (onGround) {
 107             fp = new FGAIFlightPlan;
 108             while (park_index >= 0 && dcs->getParkingName(park_index) != parking) park_index--;
 109                 if (park_index < 0) {
 110                       SG_LOG( SG_GENERAL, SG_ALERT,
 111                             "Failed to find parking position " << parking <<
 112                             " at airport " << airport );
 113                 }
 114             if (parking.empty() || (park_index < 0)) {
 115                 controller = apt->getDynamics()->getTowerController();
 116                 int stationFreq = apt->getDynamics()->getTowerFrequency(2);
 117                 cerr << "Setting radio frequency to in airfrequency: " << stationFreq << endl;
 118                 fgSetDouble("/instrumentation/comm[0]/frequencies/selected-mhz", ((double) stationFreq / 100.0));
 119                 leg = 4;
 120                 string fltType = "ga";
 121                 fp->setRunway(runway);
 122                 fp->createTakeOff(&ai_ac, false, apt, 0, fltType);
 123             } else {
 124                 controller = apt->getDynamics()->getStartupController();
 125                 int stationFreq = apt->getDynamics()->getGroundFrequency(2);
 126                 cerr << "Setting radio frequency to : " << stationFreq << endl;
 127                 fgSetDouble("/instrumentation/comm[0]/frequencies/selected-mhz", ((double) stationFreq / 100.0));
 128                 leg = 2;
 129                 //double, lat, lon, head; // Unused variables;
 130                 //int getId = apt->getDynamics()->getParking(gateId, &lat, &lon, &head);
 131                 FGParking* parking = dcs->getParking(park_index);
 132                 aircraftRadius = parking->getRadius();
 133                 string fltType = parking->getType(); // gate / ramp, ga, etc etc.
 134                 string aircraftType; // Unused.
 135                 string airline;      // Currently used for gate selection, but a fallback mechanism will apply when not specified.
 136                 fp->setGate(park_index);
 137                 fp->createPushBack(&ai_ac,
 138                                    false,
 139                                    apt,
 140                                    latitude,
 141                                    longitude,
 142                                    aircraftRadius,
 143                                    fltType,
 144                                    aircraftType,
 145                                    airline);
 146             }
 147         }
 148      } else {
 149         controller = 0;
 150      }
 151
 152     // Create an initial flightplan and assign it to the ai_ac. We won't use this flightplan, but it is necessary to
 153     // keep the ATC code happy.
 154
 155     if (fp) {
 156         fp->restart();
 157         fp->setLeg(leg);
 158         ai_ac.SetFlightPlan(fp);
 159     }
 160     if (controller) {
 161         controller->announcePosition(ai_ac.getID(), fp, fp->getCurrentWaypoint()->routeIndex,
 162                                       ai_ac._getLatitude(), ai_ac._getLongitude(), heading, speed, altitude,
 163                                       aircraftRadius, leg, &ai_ac);
 164
 165     //dialog.init();
 166
 167    //osg::Node* node = apt->getDynamics()->getGroundNetwork()->getRenderNode();
 168    //cerr << "Adding groundnetWork to the scenegraph::init" << endl;
 169    //globals->get_scenery()->get_scene_graph()->addChild(node);
 170    }
 171 }
 172
 173 void FGATCManager::addController(FGATCController *controller) {
 174     activeStations.push_back(controller);
 175 }
 176
 177 void FGATCManager::update ( double time ) {
 178     //cerr << "ATC update code is running at time: " << time << endl;
 179     // Test code: let my virtual co-pilot handle ATC:
 180
 181
 182
 183     FGAIFlightPlan *fp = ai_ac.GetFlightPlan();
 184
 185     /* test code : find out how the routing develops */
 186     if (fp) {
 187         int size = fp->getNrOfWayPoints();
 188         //cerr << "Setting pos" << pos << " ";
 189         //cerr << "setting intentions " ;
 190         for (int i = 0; i < size; i++) {
 191             int val = fp->getRouteIndex(i);
 192             //cerr << val << " ";
 193             //if ((val) && (val != pos)) {
 194                 //intentions.push_back(val);
 195                 //cerr << "[done ] " << endl;
 196             //}
 197         }
 198     }
 199     //cerr << "[done ] " << endl;
 200     double longitude = fgGetDouble("/position/longitude-deg");
 201     double latitude  = fgGetDouble("/position/latitude-deg");
 202     double heading   = fgGetDouble("/orientation/heading-deg");
 203     double speed     = fgGetDouble("/velocities/groundspeed-kt");
 204     double altitude  = fgGetDouble("/position/altitude-ft");
 205     ai_ac.setLatitude(latitude);
 206     ai_ac.setLongitude(longitude);
 207     ai_ac.setAltitude(altitude);
 208     ai_ac.setHeading(heading);
 209     ai_ac.setSpeed(speed);
 210     controller = ai_ac.getATCController();
 211     ai_ac.update(time);
 212     currentATCDialog->update(time);
 213     if (controller) {
 214
 215
 216         //cerr << "Running FGATCManager::update()" << endl;
 217         controller->updateAircraftInformation(ai_ac.getID(),
 218                                               latitude,
 219                                               longitude,
 220                                               heading,
 221                                               speed,
 222                                               altitude, time);
 223         //string airport = fgGetString("/sim/presets/airport-id");
 224         //FGAirport *apt = FGAirport::findByIdent(airport);
 225         // AT this stage we should update the flightplan, so that waypoint incrementing is conducted as well as leg loading.
 226        static SGPropertyNode_ptr trans_num = globals->get_props()->getNode("/sim/atc/transmission-num", true);
 227             int n = trans_num->getIntValue();
 228         if (n == 1) {
 229             cerr << "Toggling ground network visibility " << networkVisible << endl;
 230             networkVisible = !networkVisible;
 231             trans_num->setIntValue(-1);
 232         }
 233         controller->render(networkVisible);
 234
 235         //cerr << "Adding groundnetWork to the scenegraph::update" << endl;
 236    }
 237    //globals->get_scenery()->get_scene_graph()->addChild(node);
 238 }