#include <Main/fg_props.hxx>
#include <simgear/math/point3d.hxx>
#include <simgear/debug/logstream.hxx>
+#include <simgear/sound/soundmgr_openal.hxx>
#include <math.h>
#include <string>
SG_USING_STD(string);
#include "AIPlane.hxx"
#include "ATCdisplay.hxx"
+FGAIPlane::FGAIPlane() {
+ leg = LEG_UNKNOWN;
+ tuned_station = NULL;
+ pending_transmission = "";
+ _timeout = 0;
+ _pending = false;
+ _callback_code = 0;
+ _transmit = false;
+ _transmitting = false;
+ voice = false;
+ playing = false;
+ voiceOK = false;
+ vPtr = NULL;
+ track = 0.0;
+ _tgtTrack = 0.0;
+ _trackSet = false;
+ _tgtRoll = 0.0;
+ _rollSuspended = false;
+}
+
FGAIPlane::~FGAIPlane() {
}
void FGAIPlane::Update(double dt) {
+ if(_pending) {
+ if(tuned_station) {
+ if(tuned_station->GetFreqClear()) {
+ //cout << "TUNED STATION FREQ CLEAR\n";
+ tuned_station->SetFreqInUse();
+ _pending = false;
+ _transmit = true;
+ _transmitting = false;
+ } else {
+ if(_timeout > 0.0) { // allows count down to be avoided by initially setting it to zero
+ _timeout -= dt;
+ if(_timeout <= 0.0) {
+ _timeout = 0.0;
+ _pending = false;
+ // timed out - don't render.
+ if(_callback_code == 99) {
+ // MEGA-HACK - 99 is the remove self callback - currently this *does* need to be run even if the transmission isn't made.
+ ProcessCallback(_callback_code);
+ }
+ }
+ }
+ }
+ } else {
+ // Not tuned to ATC - Just go ahead and transmit
+ //cout << "NOT TUNED TO ATC\n";
+ _pending = false;
+ _transmit = true;
+ _transmitting = false;
+ }
+ }
+
+ // This turns on rendering if on the same freq as the user
+ // TODO - turn it off if user switches to another freq - keep track of where in message we are etc.
+ if(_transmit) {
+ //cout << "transmit\n";
+ double user_freq0 = fgGetDouble("/instrumentation/comm[0]/frequencies/selected-mhz");
+ double user_freq1 = fgGetDouble("/instrumentation/comm[1]/frequencies/selected-mhz");
+ _counter = 0.0;
+ _max_count = 5.0; // FIXME - hardwired length of message - need to calculate it!
+
+ //cout << "Transmission = " << pending_transmission << '\n';
+
+ // The radios dialog seems to set slightly imprecise freqs, eg 118.099998
+ // The eplison stuff below is a work-around
+ double eps0 = fabs(freq - user_freq0);
+ double eps1 = fabs(freq - user_freq1);
+ if(eps0 < 0.002 || eps1 < 0.002) {
+ //cout << "Transmitting..." << endl;
+ // we are on the same frequency, so check distance to the user plane
+ if(1) {
+ // For now assume in range !!!
+ // TODO - implement range checking
+ Render(plane.callsign, false);
+ }
+ }
+ // Run the callback regardless of whether on same freq as user or not.
+ if(_callback_code) {
+ ProcessCallback(_callback_code);
+ }
+ _transmit = false;
+ _transmitting = true;
+ } else if(_transmitting) {
+ if(_counter >= _max_count) {
+ NoRender(plane.callsign);
+ _transmitting = false;
+ // For now we'll let ATC decide whether to respond
+ //if(tuned_station) tuned_station->SetResponseReqd(plane.callsign);
+ //if(tuned_station->get_ident() == "KRHV") cout << "Notifying transmission finished" << endl;
+ if(tuned_station) tuned_station->NotifyTransmissionFinished(plane.callsign);
+ }
+ _counter += dt;
+ }
+
+ // Fly the plane if necessary
+ if(_trackSet) {
+ while((_tgtTrack - track) > 180.0) track += 360.0;
+ while((track - _tgtTrack) > 180.0) track -= 360.0;
+ double turn_time = 60.0;
+ track += (360.0 / turn_time) * dt * (_tgtTrack > track ? 1.0 : -1.0);
+ // TODO - bank a bit less for small turns.
+ Bank(25.0 * (_tgtTrack > track ? 1.0 : -1.0));
+ if(fabs(track - _tgtTrack) < 2.0) { // TODO - might need to optimise the delta there - it's on the large (safe) side atm.
+ track = _tgtTrack;
+ LevelWings();
+ }
+ }
+
+ if(!_rollSuspended) {
+ if(fabs(_roll - _tgtRoll) > 0.6) {
+ // This *should* bank us smoothly to any angle
+ _roll -= ((_roll - _tgtRoll)/fabs(_roll - _tgtRoll));
+ } else {
+ _roll = _tgtRoll;
+ }
+ }
}
-void FGAIPlane::Bank(double angle) {
- // This *should* bank us smoothly to any angle
- if(fabs(roll - angle) > 0.6) {
- roll -= ((roll - angle)/fabs(roll - angle));
+void FGAIPlane::Transmit(int callback_code) {
+ SG_LOG(SG_ATC, SG_INFO, "Transmit called for plane " << plane.callsign << ", msg = " << pending_transmission);
+ _pending = true;
+ _callback_code = callback_code;
+ _timeout = 0.0;
+}
+
+void FGAIPlane::ConditionalTransmit(double timeout, int callback_code) {
+ SG_LOG(SG_ATC, SG_INFO, "Timed transmit called for plane " << plane.callsign << ", msg = " << pending_transmission);
+ _pending = true;
+ _callback_code = callback_code;
+ _timeout = timeout;
+}
+
+void FGAIPlane::ImmediateTransmit(int callback_code) {
+ Render(plane.callsign, false);
+ if(callback_code) {
+ ProcessCallback(callback_code);
}
}
-// Duplication of Bank(0.0) really - should I cut this?
-void FGAIPlane::LevelWings(void) {
- // bring the plane back to level smoothly (this should work to come out of either bank)
- if(fabs(roll) > 0.6) {
- roll -= (roll/fabs(roll));
+// Derived classes should override this.
+void FGAIPlane::ProcessCallback(int code) {
+}
+
+// Render a transmission
+// Outputs the transmission either on screen or as audio depending on user preference
+// The refname is a string to identify this sample to the sound manager
+// The repeating flag indicates whether the message should be repeated continuously or played once.
+void FGAIPlane::Render(const string& refname, bool repeating) {
+ fgSetString("/sim/messages/ai-plane", pending_transmission.c_str());
+#ifdef ENABLE_AUDIO_SUPPORT
+ voice = (voiceOK && fgGetBool("/sim/sound/voice"));
+ if(voice) {
+ int len;
+ unsigned char* buf = vPtr->WriteMessage((char*)pending_transmission.c_str(), len, voice);
+ if(voice) {
+ SGSoundSample* simple = new SGSoundSample(buf, len, 8000);
+ // TODO - at the moment the volume is always set off comm1
+ // and can't be changed after the transmission has started.
+ simple->set_volume(5.0 * fgGetDouble("/instrumentation/comm[0]/volume"));
+ globals->get_soundmgr()->add(simple, refname);
+ if(repeating) {
+ globals->get_soundmgr()->play_looped(refname);
+ } else {
+ globals->get_soundmgr()->play_once(refname);
+ }
+ }
+ delete[] buf;
}
+#endif // ENABLE_AUDIO_SUPPORT
+ if(!voice) {
+ // first rip the underscores and the pause hints out of the string - these are for the convienience of the voice parser
+ for(unsigned int i = 0; i < pending_transmission.length(); ++i) {
+ if((pending_transmission.substr(i,1) == "_") || (pending_transmission.substr(i,1) == "/")) {
+ pending_transmission[i] = ' ';
+ }
+ }
+ globals->get_ATC_display()->RegisterSingleMessage(pending_transmission, 0.0);
+ }
+ playing = true;
}
-void FGAIPlane::Transmit(string msg) {
- SG_LOG(SG_ATC, SG_INFO, "Transmit called, msg = " << msg);
- double user_freq0 = fgGetDouble("/radios/comm[0]/frequencies/selected-mhz");
- //double user_freq0 = ("/radios/comm[0]/frequencies/selected-mhz");
- //comm1 is not used yet.
-
- if(freq == user_freq0) {
- //cout << "Transmitting..." << endl;
- // we are on the same frequency, so check distance to the user plane
- if(1) {
- // For now (testing) assume in range !!!
- // TODO - implement range checking
- globals->get_ATC_display()->RegisterSingleMessage(msg, 0);
+
+// Cease rendering a transmission.
+void FGAIPlane::NoRender(const string& refname) {
+ if(playing) {
+ if(voice) {
+#ifdef ENABLE_AUDIO_SUPPORT
+ globals->get_soundmgr()->stop(refname);
+ globals->get_soundmgr()->remove(refname);
+#endif
+ } else {
+ globals->get_ATC_display()->CancelRepeatingMessage();
}
+ playing = false;
}
}
+/*
+
+*/
+
void FGAIPlane::RegisterTransmission(int code) {
}
+
+
+// Return what type of landing we're doing on this circuit
+LandingType FGAIPlane::GetLandingOption() {
+ return(FULL_STOP);
+}
+
+
+ostream& operator << (ostream& os, PatternLeg pl) {
+ switch(pl) {
+ case(TAKEOFF_ROLL): return(os << "TAKEOFF ROLL");
+ case(CLIMBOUT): return(os << "CLIMBOUT");
+ case(TURN1): return(os << "TURN1");
+ case(CROSSWIND): return(os << "CROSSWIND");
+ case(TURN2): return(os << "TURN2");
+ case(DOWNWIND): return(os << "DOWNWIND");
+ case(TURN3): return(os << "TURN3");
+ case(BASE): return(os << "BASE");
+ case(TURN4): return(os << "TURN4");
+ case(FINAL): return(os << "FINAL");
+ case(LANDING_ROLL): return(os << "LANDING ROLL");
+ case(LEG_UNKNOWN): return(os << "UNKNOWN");
+ }
+ return(os << "ERROR - Unknown switch in PatternLeg operator << ");
+}
+
+
+ostream& operator << (ostream& os, LandingType lt) {
+ switch(lt) {
+ case(FULL_STOP): return(os << "FULL STOP");
+ case(STOP_AND_GO): return(os << "STOP AND GO");
+ case(TOUCH_AND_GO): return(os << "TOUCH AND GO");
+ case(AIP_LT_UNKNOWN): return(os << "UNKNOWN");
+ }
+ return(os << "ERROR - Unknown switch in LandingType operator << ");
+}
+
projects / flightgear.git / blobdiff