]> git.mxchange.org Git - flightgear.git/blobdiff - src/ATC/tower.cxx
Catch sound exceptions at the earliest, report problem has an alert, and continue...
[flightgear.git] / src / ATC / tower.cxx
index cbd8ddc9f7b2be4f27a3368e45da8411a1073492..d3a1113b85b36aca49c3b88d7ee1bf2a1e606403 100644 (file)
@@ -291,7 +291,7 @@ void FGTower::Init() {
        // TODO - attempt to get a departure control pointer to see if we need to hand off departing traffic to departure.
        
        // Get the airport elevation
-       aptElev = dclGetAirportElev(ident.c_str());
+       aptElev = fgGetAirportElev(ident.c_str());
        
        // TODO - this function only assumes one active rwy.
        DoRwyDetails();
@@ -311,6 +311,7 @@ void FGTower::Init() {
                t->planePtr = NULL;
                t->clearedToTakeOff = true;
                rwyList.push_back(t);
+               rwyListItr = rwyList.begin();
                departed = false;
        } else {
                //cout << "User not on active runway\n";
@@ -318,7 +319,7 @@ void FGTower::Init() {
                // TODO FIXME - this will break when user starts on apron, at hold short, etc.
                if(!OnAnyRunway(Point3D(user_lon_node->getDoubleValue(), user_lat_node->getDoubleValue(), 0.0))) {
                        //cout << ident << "  ADD 0\n";
-                       current_atcdialog->add_entry(ident, "@AP Tower @CS @MI miles @CD of the airport for full stop with the ATIS", "Contact tower for VFR arrival (full stop)", TOWER, (int)USER_REQUEST_VFR_ARRIVAL_FULL_STOP);
+                       current_atcdialog->add_entry(ident, "@AP Tower @CS @MI miles @CD of the airport for full stop with ATIS", "Contact tower for VFR arrival (full stop)", TOWER, (int)USER_REQUEST_VFR_ARRIVAL_FULL_STOP);
                }
        }
 }
@@ -528,10 +529,11 @@ void FGTower::Respond() {
                                        ClearHoldingPlane(t);
                                        t->leg = TAKEOFF_ROLL;
                                        rwyList.push_back(t);
+                                       rwyListItr = rwyList.begin();
                                        rwyOccupied = true;
                                        // WARNING - WE ARE ASSUMING ONLY ONE PLANE REPORTING HOLD AT A TIME BELOW
                                        // FIXME TODO - FIX THIS!!!
-                                       if(holdList.size()) {
+                                       if(!holdList.empty()) {
                                                if(holdListItr == holdList.end()) {
                                                        holdListItr = holdList.begin();
                                                }
@@ -632,7 +634,7 @@ void FGTower::ProcessDownwindReport(TowerPlaneRec* t) {
        // This assumes that the number spoken is landing position, not circuit position, since some of the traffic might be on straight-in final.
        trns += " ";
        TowerPlaneRec* tt = NULL;
-       if((i == 1) && (!rwyList.size()) && (t->nextOnRwy) && (!cf)) {  // Unfortunately nextOnRwy currently doesn't handle circuit/straight-in ordering properly at present, hence the cf check below.
+       if((i == 1) && rwyList.empty() && (t->nextOnRwy) && (!cf)) {    // Unfortunately nextOnRwy currently doesn't handle circuit/straight-in ordering properly at present, hence the cf check below.
                trns += "Cleared to land";      // TODO - clear for the option if appropriate
                t->clearedToLand = true;
                if(!t->isUser) t->planePtr->RegisterTransmission(7);
@@ -711,7 +713,7 @@ void FGTower::ProcessRunwayVacatedReport(TowerPlaneRec* t) {
                if(!t->isUser) t->planePtr->RegisterTransmission(5);
        } else {
                // Cop-out!!
-               trns += " cleared for taxi to the GA parking";
+               trns += " cleared for taxi to general aviation parking";
                if(!t->isUser) t->planePtr->RegisterTransmission(6);    // TODO - this is a mega-hack!!
        }
        //cout << "trns = " << trns << '\n';
@@ -843,7 +845,7 @@ void FGTower::ClearHoldingPlane(TowerPlaneRec* t) {
 // Do one plane from the hold list
 void FGTower::CheckHoldList(double dt) {
        //cout << "Entering CheckHoldList..." << endl;
-       if(holdList.size()) {
+       if(!holdList.empty()) {
                //cout << "*holdListItr = " << *holdListItr << endl;
                if(holdListItr == holdList.end()) {
                        holdListItr = holdList.begin();
@@ -866,9 +868,12 @@ void FGTower::CheckHoldList(double dt) {
                                        ClearHoldingPlane(t);
                                        t->leg = TAKEOFF_ROLL;
                                        rwyList.push_back(t);
+                                       rwyListItr = rwyList.begin();
                                        rwyOccupied = true;
                                        holdList.erase(holdListItr);
                                        holdListItr = holdList.begin();
+                                       if (holdList.empty())
+                                         return;
                                }
                        }
                        // TODO - rationalise the considerable code duplication above!
@@ -886,7 +891,7 @@ void FGTower::CheckCircuitList(double dt) {
        downwind_leg_pos = 0.0;
        crosswind_leg_pos = 0.0;
        
-       if(circuitList.size()) {        // Do one plane from the circuit
+       if(!circuitList.empty()) {      // Do one plane from the circuit
                if(circuitListItr == circuitList.end()) {
                        circuitListItr = circuitList.begin();
                }
@@ -928,18 +933,21 @@ void FGTower::CheckCircuitList(double dt) {
                                                        t->opType = OUTBOUND;   // TODO - could check if the user has climbed significantly above circuit altitude as well.
                                                        // Since we are unknown operation we should be in depList already.
                                                        //cout << ident << " Removing user from circuitList (TTT_UNKNOWN)\n";
-                                                       circuitList.erase(circuitListItr);
+                                                       circuitListItr = circuitList.erase(circuitListItr);
                                                        RemoveFromTrafficList(t->plane.callsign);
-                                                       circuitListItr = circuitList.begin();
+                                                       if (circuitList.empty())
+                                                           return;
                                                }
                                        } else if(t->opType == CIRCUIT) {
                                                if(tortho.y() > 10000) {
                                                        // 10 km out - assume the user has abandoned the circuit!!
                                                        t->opType = OUTBOUND;
                                                        depList.push_back(t);
+                                                       depListItr = depList.begin();
                                                        //cout << ident << " removing user from circuitList (CIRCUIT)\n";
-                                                       circuitList.erase(circuitListItr);
-                                                       circuitListItr = circuitList.begin();
+                                                       circuitListItr = circuitList.erase(circuitListItr);
+                                                       if (circuitList.empty())
+                                                         return;
                                                }
                                        }
                                }
@@ -1109,6 +1117,8 @@ void FGTower::CheckCircuitList(double dt) {
                        circuitListItr = circuitList.erase(circuitListItr);
                        if(circuitListItr == circuitList.end() ) {
                                circuitListItr = circuitList.begin();
+                               // avoid increment of circuitListItr (would increment to second element, or crash if no element left)
+                               return;
                        }
                }
                ++circuitListItr;
@@ -1150,20 +1160,24 @@ void FGTower::CheckRunwayList(double dt) {
                                        // It's possible we could be a bit more proactive about this.
                                } else if(t->opType == OUTBOUND) {
                                        depList.push_back(t);
+                                       depListItr = depList.begin();
                                        rwyList.pop_front();
                                        departed = true;
                                        timeSinceLastDeparture = 0.0;
                                } else if(t->opType == CIRCUIT) {
                                        //cout << ident << " adding " << t->plane.callsign << " to circuitList" << endl;
                                        circuitList.push_back(t);
+                                       circuitListItr = circuitList.begin();
                                        AddToTrafficList(t);
                                        rwyList.pop_front();
                                        departed = true;
                                        timeSinceLastDeparture = 0.0;
                                } else if(t->opType == TTT_UNKNOWN) {
                                        depList.push_back(t);
+                                       depListItr = depList.begin();
                                        //cout << ident << " adding " << t->plane.callsign << " to circuitList" << endl;
                                        circuitList.push_back(t);
+                                       circuitListItr = circuitList.begin();
                                        AddToTrafficList(t);
                                        rwyList.pop_front();
                                        departed = true;
@@ -1181,7 +1195,7 @@ void FGTower::CheckRunwayList(double dt) {
 void FGTower::CheckApproachList(double dt) {
        //cout << "CheckApproachList called for " << ident << endl;
        //cout << "AppList.size is " << appList.size() << endl;
-       if(appList.size()) {
+       if(!appList.empty()) {
                if(appListItr == appList.end()) {
                        appListItr = appList.begin();
                }
@@ -1279,6 +1293,9 @@ void FGTower::CheckApproachList(double dt) {
                        if(appListItr == appList.end() ) {
                                appListItr = appList.begin();
                        }
+                       if (appList.empty())
+                         return;
+
                }
                
                ++appListItr;
@@ -1288,7 +1305,7 @@ void FGTower::CheckApproachList(double dt) {
 
 // Do one plane from the departure list
 void FGTower::CheckDepartureList(double dt) {
-       if(depList.size()) {
+       if(!depList.empty()) {
                if(depListItr == depList.end()) {
                        depListItr = depList.begin();
                }
@@ -1308,7 +1325,7 @@ void FGTower::CheckDepartureList(double dt) {
                                // Change the communication options
                                RemoveAllUserDialogOptions();
                                //cout << "ADD A\n";
-                               current_atcdialog->add_entry(ident, "@AP Tower @CS @MI miles @CD of the airport for full stop with the ATIS", "Contact tower for VFR arrival (full stop)", TOWER, (int)USER_REQUEST_VFR_ARRIVAL_FULL_STOP);
+                               current_atcdialog->add_entry(ident, "@AP Tower @CS @MI miles @CD of the airport for full stop with ATIS", "Contact tower for VFR arrival (full stop)", TOWER, (int)USER_REQUEST_VFR_ARRIVAL_FULL_STOP);
                        } else {
                                // Send a clear-of-airspace signal
                                // TODO - implement this once we actually have departing AI traffic (currently all circuits or arrivals).
@@ -1641,10 +1658,12 @@ bool FGTower::AddToCircuitList(TowerPlaneRec* t) {
                        // It depends on what the two planes are doing and whether there's a conflict what we do.
                        if(tpr->eta - t->eta > separation_time) {       // No probs, plane 2 can squeeze in before plane 1 with no apparent conflict
                                circuitList.insert(twrItr, t);
+                               circuitListItr = circuitList.begin();
                        } else {        // Ooops - this ones tricky - we have a potential conflict!
                                conflict = true;
                                // HACK - just add anyway for now and flag conflict.
                                circuitList.insert(twrItr, t);
+                               circuitListItr = circuitList.begin();
                        }
                        //cout << "\tC\t" << circuitList.size() << '\n';
                        return(conflict);
@@ -1653,6 +1672,7 @@ bool FGTower::AddToCircuitList(TowerPlaneRec* t) {
        // If we get here we must be at the end of the list, or maybe the list is empty.
        //cout << ident << " adding " << t->plane.callsign << " to circuitList" << endl;
        circuitList.push_back(t);       // TODO - check the separation with the preceding plane for the conflict flag.
+       circuitListItr = circuitList.begin();
        //cout << "\tE\t" << circuitList.size() << endl;
        return(conflict);
 }
@@ -2005,6 +2025,7 @@ void FGTower::VFRArrivalContact(const string& ID, const LandingType& opt) {
        responseReqd = true;
        
        appList.push_back(t);   // Not necessarily permanent
+       appListItr = appList.begin();
        AddToTrafficList(t);
        
        current_atcdialog->remove_entry(ident, USER_REQUEST_VFR_ARRIVAL, TOWER);
@@ -2034,6 +2055,7 @@ void FGTower::VFRArrivalContact(const PlaneRec& plane, FGAIPlane* requestee, con
        
        //cout << "Before adding, appList.size = " << appList.size() << " at " << ident << '\n';
        appList.push_back(t);   // Not necessarily permanent
+       appListItr = appList.begin();
        //cout << "After adding, appList.size = " << appList.size() << " at " << ident << '\n';
        AddToTrafficList(t);
 }
@@ -2151,14 +2173,15 @@ void FGTower::RemovePlane(const string& ID) {
                        t = *twrItr;
                        twrItr = appList.erase(twrItr);
                        appListItr = appList.begin();
+                       break;
                }
        }
        for(twrItr = depList.begin(); twrItr != depList.end(); twrItr++) {
                if((*twrItr)->plane.callsign == ID) {
                        t = *twrItr;
                        twrItr = depList.erase(twrItr);
-                       twrItr--;
                        depListItr = depList.begin();
+                       break;
                }
        }
        for(twrItr = circuitList.begin(); twrItr != circuitList.end(); twrItr++) {
@@ -2166,6 +2189,7 @@ void FGTower::RemovePlane(const string& ID) {
                        t = *twrItr;
                        twrItr = circuitList.erase(twrItr);
                        circuitListItr = circuitList.begin();
+                       break;
                }
        }
        for(twrItr = holdList.begin(); twrItr != holdList.end(); twrItr++) {
@@ -2173,6 +2197,7 @@ void FGTower::RemovePlane(const string& ID) {
                        t = *twrItr;
                        twrItr = holdList.erase(twrItr);
                        holdListItr = holdList.begin();
+                       break;
                }
        }
        for(twrItr = rwyList.begin(); twrItr != rwyList.end(); twrItr++) {
@@ -2180,6 +2205,7 @@ void FGTower::RemovePlane(const string& ID) {
                        t = *twrItr;
                        twrItr = rwyList.erase(twrItr);
                        rwyListItr = rwyList.begin();
+                       break;
                }
        }
        for(twrItr = vacatedList.begin(); twrItr != vacatedList.end(); twrItr++) {
@@ -2187,6 +2213,7 @@ void FGTower::RemovePlane(const string& ID) {
                        t = *twrItr;
                        twrItr = vacatedList.erase(twrItr);
                        vacatedListItr = vacatedList.begin();
+                       break;
                }
        }
        for(twrItr = trafficList.begin(); twrItr != trafficList.end(); twrItr++) {
@@ -2194,10 +2221,11 @@ void FGTower::RemovePlane(const string& ID) {
                        t = *twrItr;
                        twrItr = trafficList.erase(twrItr);
                        trafficListItr = trafficList.begin();
+                       break;
                }
        }
-       // And finally, delete the record if we found it.
-       if(t) delete t;
+       // And finally, delete the record.
+       delete t;
 }
 
 void FGTower::ReportDownwind(const string& ID) {