// atis.cxx - routines to generate the ATIS info string
+// This is the implementation of the FGATIS class
//
// Written by David Luff, started October 2001.
//
#include <simgear/compiler.h>
+#include <stdlib.h> // atoi()
+#include <stdio.h> // sprintf
#include <string>
SG_USING_STD(string);
-//#include STL_IOSTREAM
-//#if !defined(SG_HAVE_NATIVE_SGI_COMPILERS)
-//SG_USING_STD(cout);
-//#endif
+#include STL_IOSTREAM
+#if !defined(SG_HAVE_NATIVE_SGI_COMPILERS)
+SG_USING_STD(cout);
+#endif
//#include <simgear/debug/logstream.hxx>
//#include <simgear/misc/sgstream.hxx>
-//#include <simgear/math/sg_geodesy.hxx>
#include <simgear/misc/sg_path.hxx>
-//#ifndef FG_OLD_WEATHER
-//#include <WeatherCM/FGLocalWeatherDatabase.h>
+//#ifndef FG_NEW_ENVIRONMENT
+//sorry, that works only with the new weather system
+#include <WeatherCM/FGLocalWeatherDatabase.h>
//#else
-//# include <Weather/weather.hxx>
+//# include <Environment/environment.hxx>
//#endif
#include <Main/fg_props.hxx>
+#include <Main/globals.hxx>
#include <Airports/runways.hxx>
#include "atis.hxx"
+#include "atislist.hxx"
+#include "ATCdisplay.hxx"
+
+string GetPhoneticIdent(int i) {
+// TODO - Check i is between 1 and 26 and wrap if necessary
+ switch(i) {
+ case 1 : return("Alpha");
+ case 2 : return("Bravo");
+ case 3 : return("Charlie");
+ case 4 : return("Delta");
+ case 5 : return("Echo");
+ case 6 : return("Foxtrot");
+ case 7 : return("Golf");
+ case 8 : return("Hotel");
+ case 9 : return("Indigo");
+ case 10 : return("Juliet");
+ case 11 : return("Kilo");
+ case 12 : return("Lima");
+ case 13 : return("Mike");
+ case 14 : return("November");
+ case 15 : return("Oscar");
+ case 16 : return("Papa");
+ case 17 : return("Quebec");
+ case 18 : return("Romeo");
+ case 19 : return("Sierra");
+ case 20 : return("Tango");
+ case 21 : return("Uniform");
+ case 22 : return("Victor");
+ case 23 : return("Whiskey");
+ case 24 : return("X-ray");
+ case 25 : return("Yankee");
+ case 26 : return("Zulu");
+ }
+ // We shouldn't get here
+ return("Error");
+}
// Constructor
-FGATIS::FGATIS() {
+FGATIS::FGATIS()
+ : type(0),
+ lon(0.0), lat(0.0),
+ elev(0.0),
+ x(0.0), y(0.0), z(0.0),
+ freq(0),
+ range(0),
+ display(false),
+ displaying(false),
+ ident(""),
+ name(""),
+ transmission(""),
+ trans_ident(""),
+ atis_failed(false)
+{
}
// Destructor
FGATIS::~FGATIS() {
}
-string FGATIS::get_transmission() {
-//void FGATIS::get_transmission() {
+// Main update function - checks whether we are displaying or not the correct message.
+void FGATIS::Update() {
+ if(display) {
+ if(displaying) {
+ // Check if we need to update the message
+ // - basically every hour and if the weather changes significantly at the station
+ //globals->get_ATC_display()->ChangeRepeatingMessage(transmission);
+ } else {
+ // We need to get and display the message
+ UpdateTransmission();
+ globals->get_ATC_display()->RegisterRepeatingMessage(transmission);
+ displaying = true;
+ }
+ } else {
+ // We shouldn't be displaying
+ if(displaying) {
+ globals->get_ATC_display()->CancelRepeatingMessage();
+ displaying = false;
+ }
+ }
+}
- string transmission = "";
+// Sets the actual broadcast ATIS transmission.
+void FGATIS::UpdateTransmission() {
+#if !defined(FG_NEW_ENVIRONMENT)
double visibility;
- double temperature;
char buf[10];
-
-// Only update every so-many loops - FIXME - possibly register this with the event scheduler
-// Ack this doesn't work since the static counter is shared between all instances of FGATIS
-// OK, for now the radiostack is handling only calling this every-so-often but that is not really
-// a proper solution since the atis knows when the transmission is going to change not the radio.
- //static int i=0;
- //if(i == 0) {
- transmission = "";
-
- // Start with the transmitted station name.
- transmission += name;
-
- // Add the recording identifier
- // TODO - this is hardwired for now - ultimately we need to start with a random one and then increment it with each recording
- transmission += " Charlie";
-
- // Output the recording time. - we'll just output the last whole hour for now.
- string time_str = fgGetString("sim/time/gmt-string");
- // FIXME - this only gets GMT time but that appears to be all the clock outputs for now
- //cout << "in atis.cxx, time = " << time_str << endl;
- transmission = transmission + " Weather " + time_str.substr(0,3) + "00 hours Zulu";
-
- // Get the temperature
- // Hardwire the temperature for now - is the local weather database running yet?
- transmission += " Temperature 25 degrees Celcius";
+ int phonetic_id;
+ string phonetic_id_string;
+ string time_str = fgGetString("sim/time/gmt-string");
+ int hours;
+ // int minutes;
+ sgVec3 position = { lat, lon, elev };
+ FGPhysicalProperty stationweather = WeatherDatabase->get(position);
+
+ transmission = "";
+
+ // Start with the transmitted station name.
+ transmission += name;
+ // Add "Information"
+ transmission += " Information";
+
+ //cout << "In atis.cxx, time_str = " << time_str << '\n';
+ // Add the recording identifier
+ // For now we will assume we only transmit every hour
+ hours = atoi((time_str.substr(1,2)).c_str()); //Warning - this is fragile if the
+ //time string format changes
+ //cout << "In atis.cxx, hours = " << hours << endl;
+ phonetic_id = current_atislist->GetCallSign(ident, hours, 0);
+ phonetic_id_string = GetPhoneticIdent(phonetic_id);
+ transmission += " ";
+ transmission += phonetic_id_string;
+
+ // Output the recording time. - we'll just output the last whole hour for now.
+ // FIXME - this only gets GMT time but that appears to be all the clock outputs for now
+ //cout << "in atis.cxx, time = " << time_str << endl;
+ transmission = transmission + " Weather " + time_str.substr(0,3) + "00 hours Zulu";
+
+ // Get the temperature
+ // (Hardwire it for now since the global property returns the temperature at the current altitude
+ //temperature = fgGetDouble("/environment/weather/temperature-K");
+ sprintf(buf, "%i", int(stationweather.Temperature - 273.15));
+ transmission += " Temperature ";
+ transmission += buf;
+ transmission += " degrees Celsius";
// Get the pressure / altimeter
+ // pressure is: stationweather.AirPressure in Pascal
// Get the visibility
visibility = fgGetDouble("/environment/visibility-m");
- sprintf(buf, "%d", int(visibility/1600));
+ sprintf(buf, "%i", int(visibility/1600));
transmission += " Visibility ";
transmission += buf;
transmission += " miles";
double cloudbase = fgGetDouble("/environment/clouds/altitude-ft");
// For some reason the altitude returned doesn't seem to correspond to the actual cloud altitude.
char buf3[10];
- cout << "cloudbase = " << cloudbase << endl;
+ // cout << "cloudbase = " << cloudbase << endl;
sprintf(buf3, "%i", int(cloudbase));
transmission = transmission + " Cloudbase " + buf3 + " feet";
}
FGRunways runways( path.c_str() );
//Set the heading to into the wind
- double hdg = fgGetDouble("/environment/wind-from-heading-deg");
- double speed = fgGetDouble("/environment/wind-speed-knots");
+ double wind_x = stationweather.Wind[0];
+ double wind_y = stationweather.Wind[1];
- //cout << "in atis.cxx, hdg = " << hdg << " speed = " << speed << endl;
+ double speed = sqrt( wind_x*wind_x + wind_y*wind_y ) * SG_METER_TO_NM / (60.0*60.0);
+ double hdg;
//If no wind use 270degrees
if(speed == 0) {
hdg = 270;
transmission += " Winds light and variable";
} else {
+ // //normalize the wind to get the direction
+ //wind_x /= speed; wind_y /= speed;
+
+ hdg = - atan2 ( wind_x, wind_y ) * SG_RADIANS_TO_DEGREES ;
+ if (hdg < 0.0)
+ hdg += 360.0;
+
//add a description of the wind to the transmission
- char buf2[48];
+ char buf2[72];
sprintf(buf2, "%s %i %s %i %s", " Winds ", int(speed), " knots from ", int(hdg), " degrees");
transmission += buf2;
}
- string rwy_no = runways.search(ident, hdg);
- if(rwy_no != "NN") {
+ string rwy_no = runways.search(ident, int(hdg));
+ if(rwy_no != (string)"NN") {
transmission += " Landing and departing runway ";
transmission += rwy_no;
//cout << "in atis.cxx, r.rwy_no = " << rwy_no << " r.id = " << r->id << " r.heading = " << r->heading << endl;
// Anything else?
- // TODO - unhardwire the identifier
- transmission += " Advise controller on initial contact you have Charlie";
-
- //}
+ transmission += " Advise controller on initial contact you have ";
+ transmission += phonetic_id_string;
-// i++;
-// if(i == 600) {
-// i=0;
-// }
-
- return(transmission);
-}
\ No newline at end of file
+#else
+ transmission = "Station unavailable (not supported by FG_NEW_ENVIRONMENT)";
+ //return "Station unavailable (not supported by FG_NEW_ENVIRONMENT)";
+#endif // FG_NEW_ENVIRONMENT
+}