cout << "BFI: end reinit\n";
}
+// BEGIN: kludge 2000-12-07
+// This is a kludge around a LaRCsim problem; see setAltitude()
+// for details.
+static int _altitude_countdown = 0;
+static double _requested_altitude = -9999;
+static bool _saved_freeze = false;
+static inline void _check_altitude ()
+{
+ if (_altitude_countdown > 0) {
+ _altitude_countdown--;
+ if (_altitude_countdown == 0) {
+ current_aircraft.fdm_state->set_Altitude(_requested_altitude);
+ globals->set_freeze(_saved_freeze);
+ }
+ }
+}
+
+static int _lighting_countdown = 0;
+static inline void _check_lighting ()
+{
+ if (_lighting_countdown > 0) {
+ _lighting_countdown--;
+ if (_lighting_countdown == 0)
+ fgUpdateSkyAndLightingParams();
+ }
+}
+// END: kludge
+
\f
////////////////////////////////////////////////////////////////////////
// Local functions
////////////////////////////////////////////////////////////////////////
+static inline void
+TIE_BOOL(const char * name, bool (*getter)(), void (*setter)(bool)) {
+ globals->get_props()->tie(name, SGRawValueFunctions<bool>(getter, setter));
+}
+
+static inline void
+TIE_INT(const char * name, int (*getter)(), void (*setter)(int)) {
+ globals->get_props()->tie(name, SGRawValueFunctions<int>(getter, setter));
+}
+
+static inline void
+TIE_DOUBLE(const char * name, double (*getter)(), void (*setter)(double)) {
+ globals->get_props()->tie(name, SGRawValueFunctions<double>(getter, setter));
+}
+
+static inline void
+TIE_STRING(const char * name, string (*getter)(), void (*setter)(string)) {
+ globals->get_props()->tie(name, SGRawValueFunctions<string>(getter, setter));
+}
/**
* Initialize the BFI by binding its functions to properties.
{
FG_LOG(FG_GENERAL, FG_INFO, "Starting BFI init");
// Simulation
- current_properties.tieInt("/sim/flight-model",
- getFlightModel, setFlightModel);
- current_properties.tieString("/sim/aircraft",
- getAircraft, setAircraft);
- current_properties.tieString("/sim/aircraft-dir",
- getAircraftDir, setAircraftDir);
- // TODO: timeGMT
- current_properties.tieString("/sim/time/gmt-string",
- getGMTString, 0);
- current_properties.tieBool("/sim/hud/visibility",
- getHUDVisible, setHUDVisible);
- current_properties.tieBool("/sim/panel/visibility",
- getPanelVisible, setPanelVisible);
- current_properties.tieInt("/sim/panel/x-offset",
- getPanelXOffset, setPanelXOffset);
- current_properties.tieInt("/sim/panel/y-offset",
- getPanelYOffset, setPanelYOffset);
+ TIE_INT("/sim/flight-model", getFlightModel, setFlightModel);
+ TIE_STRING("/sim/aircraft", getAircraft, setAircraft);
+ TIE_STRING("/sim/aircraft-dir", getAircraftDir, setAircraftDir);
+ TIE_STRING("/sim/time/gmt", getDateString, setDateString);
+ TIE_STRING("/sim/time/gmt-string", getGMTString, 0);
+ TIE_BOOL("/sim/hud/visibility", getHUDVisible, setHUDVisible);
+ TIE_BOOL("/sim/panel/visibility", getPanelVisible, setPanelVisible);
+ TIE_INT("/sim/panel/x-offset", getPanelXOffset, setPanelXOffset);
+ TIE_INT("/sim/panel/y-offset", getPanelYOffset, setPanelYOffset);
// Position
- current_properties.tieString("/position/airport-id",
- getTargetAirport, setTargetAirport);
- current_properties.tieDouble("/position/latitude",
- getLatitude, setLatitude);
- current_properties.tieDouble("/position/longitude",
- getLongitude, setLongitude);
- current_properties.tieDouble("/position/altitude",
- // getAltitude, setAltitude);
- getAltitude, setAltitude, false);
- current_properties.tieDouble("/position/altitude-agl",
- getAGL, 0);
+ TIE_STRING("/position/airport-id", getTargetAirport, setTargetAirport);
+ TIE_DOUBLE("/position/latitude", getLatitude, setLatitude);
+ TIE_DOUBLE("/position/longitude", getLongitude, setLongitude);
+ TIE_DOUBLE("/position/altitude", getAltitude, setAltitude);
+ TIE_DOUBLE("/position/altitude-agl", getAGL, 0);
// Orientation
- current_properties.tieDouble("/orientation/heading",
- getHeading, setHeading);
- current_properties.tieDouble("/orientation/heading-magnetic",
- getHeadingMag, 0);
- current_properties.tieDouble("/orientation/pitch",
- getPitch, setPitch);
- current_properties.tieDouble("/orientation/roll",
- getRoll, setRoll);
+ TIE_DOUBLE("/orientation/heading", getHeading, setHeading);
+ TIE_DOUBLE("/orientation/heading-magnetic", getHeadingMag, 0);
+ TIE_DOUBLE("/orientation/pitch", getPitch, setPitch);
+ TIE_DOUBLE("/orientation/roll", getRoll, setRoll);
// Engine
- current_properties.tieDouble("/engines/engine0/rpm",
- getRPM, 0);
- current_properties.tieDouble("/engines/engine0/egt",
- getEGT, 0);
- current_properties.tieDouble("/engines/engine0/cht",
- getCHT, 0);
- current_properties.tieDouble("/engines/engine0/mp",
- getMP, 0);
+ TIE_DOUBLE("/engines/engine0/rpm", getRPM, 0);
+ TIE_DOUBLE("/engines/engine0/egt", getEGT, 0);
+ TIE_DOUBLE("/engines/engine0/cht", getCHT, 0);
+ TIE_DOUBLE("/engines/engine0/mp", getMP, 0);
// Velocities
- current_properties.tieDouble("/velocities/airspeed",
- getAirspeed, setAirspeed);
- current_properties.tieDouble("/velocities/side-slip",
- getSideSlip, 0);
- current_properties.tieDouble("/velocities/vertical-speed",
- getVerticalSpeed, 0);
- current_properties.tieDouble("/velocities/speed-north",
- getSpeedNorth, 0);
- current_properties.tieDouble("/velocities/speed-east",
- getSpeedEast, 0);
- current_properties.tieDouble("/velocities/speed-down",
- getSpeedDown, 0);
+ TIE_DOUBLE("/velocities/airspeed", getAirspeed, setAirspeed);
+ TIE_DOUBLE("/velocities/side-slip", getSideSlip, 0);
+ TIE_DOUBLE("/velocities/vertical-speed", getVerticalSpeed, 0);
+ TIE_DOUBLE("/velocities/speed-north", getSpeedNorth, 0);
+ TIE_DOUBLE("/velocities/speed-east", getSpeedEast, 0);
+ TIE_DOUBLE("/velocities/speed-down", getSpeedDown, 0);
// Controls
- current_properties.tieDouble("/controls/throttle",
- getThrottle, setThrottle);
- current_properties.tieDouble("/controls/mixture",
- getMixture, setMixture);
- current_properties.tieDouble("/controls/propellor-pitch",
- getPropAdvance, setPropAdvance);
- current_properties.tieDouble("/controls/flaps",
- getFlaps, setFlaps);
- current_properties.tieDouble("/controls/aileron",
- getAileron, setAileron);
- current_properties.tieDouble("/controls/rudder",
- getRudder, setRudder);
- current_properties.tieDouble("/controls/elevator",
- getElevator, setElevator);
- current_properties.tieDouble("/controls/elevator-trim",
- getElevatorTrim, setElevatorTrim);
- current_properties.tieDouble("/controls/brakes/all",
- getBrakes, setBrakes);
- current_properties.tieDouble("/controls/brakes/left",
- getLeftBrake, setLeftBrake);
- current_properties.tieDouble("/controls/brakes/right",
- getRightBrake, setRightBrake);
- current_properties.tieDouble("/controls/brakes/center",
- getRightBrake, setCenterBrake);
+ TIE_DOUBLE("/controls/throttle", getThrottle, setThrottle);
+ TIE_DOUBLE("/controls/mixture", getMixture, setMixture);
+ TIE_DOUBLE("/controls/propellor-pitch", getPropAdvance, setPropAdvance);
+ TIE_DOUBLE("/controls/flaps", getFlaps, setFlaps);
+ TIE_DOUBLE("/controls/aileron", getAileron, setAileron);
+ TIE_DOUBLE("/controls/rudder", getRudder, setRudder);
+ TIE_DOUBLE("/controls/elevator", getElevator, setElevator);
+ TIE_DOUBLE("/controls/elevator-trim", getElevatorTrim, setElevatorTrim);
+ TIE_DOUBLE("/controls/brakes/all", getBrakes, setBrakes);
+ TIE_DOUBLE("/controls/brakes/left", getLeftBrake, setLeftBrake);
+ TIE_DOUBLE("/controls/brakes/right", getRightBrake, setRightBrake);
+ TIE_DOUBLE("/controls/brakes/center", getRightBrake, setCenterBrake);
// Autopilot
- current_properties.tieBool("/autopilot/locks/altitude",
- getAPAltitudeLock, setAPAltitudeLock);
- current_properties.tieDouble("/autopilot/settings/altitude",
- getAPAltitude, setAPAltitude);
- current_properties.tieBool("/autopilot/locks/heading",
- getAPHeadingLock, setAPHeadingLock);
- current_properties.tieDouble("/autopilot/settings/heading",
- getAPHeading, setAPHeading);
- current_properties.tieDouble("/autopilot/settings/heading-magnetic",
- getAPHeadingMag, setAPHeadingMag);
- current_properties.tieBool("/autopilot/locks/nav1",
- getAPNAV1Lock, setAPNAV1Lock);
+ TIE_BOOL("/autopilot/locks/altitude", getAPAltitudeLock, setAPAltitudeLock);
+ TIE_DOUBLE("/autopilot/settings/altitude", getAPAltitude, setAPAltitude);
+ TIE_BOOL("/autopilot/locks/heading", getAPHeadingLock, setAPHeadingLock);
+ TIE_DOUBLE("/autopilot/settings/heading", getAPHeading, setAPHeading);
+ TIE_DOUBLE("/autopilot/settings/heading-magnetic",
+ getAPHeadingMag, setAPHeadingMag);
+ TIE_BOOL("/autopilot/locks/nav1", getAPNAV1Lock, setAPNAV1Lock);
// Radio navigation
- current_properties.tieDouble("/radios/nav1/frequencies/selected",
- getNAV1Freq, setNAV1Freq);
- current_properties.tieDouble("/radios/nav1/frequencies/standby",
- getNAV1AltFreq, setNAV1AltFreq);
- current_properties.tieDouble("/radios/nav1/radials/actual",
- getNAV1Radial, 0);
- current_properties.tieDouble("/radios/nav1/radials/selected",
- getNAV1SelRadial, setNAV1SelRadial);
- current_properties.tieDouble("/radios/nav1/dme/distance",
- getNAV1DistDME, 0);
- current_properties.tieBool("/radios/nav1/to-flag",
- getNAV1TO, 0);
- current_properties.tieBool("/radios/nav1/from-flag",
- getNAV1FROM, 0);
- current_properties.tieBool("/radios/nav1/in-range",
- getNAV1InRange, 0);
- current_properties.tieBool("/radios/nav1/dme/in-range",
- getNAV1DMEInRange, 0);
+ TIE_DOUBLE("/radios/nav1/frequencies/selected", getNAV1Freq, setNAV1Freq);
+ TIE_DOUBLE("/radios/nav1/frequencies/standby", getNAV1AltFreq, setNAV1AltFreq);
+ TIE_DOUBLE("/radios/nav1/radials/actual", getNAV1Radial, 0);
+ TIE_DOUBLE("/radios/nav1/radials/selected",
+ getNAV1SelRadial, setNAV1SelRadial);
+ TIE_DOUBLE("/radios/nav1/dme/distance", getNAV1DistDME, 0);
+ TIE_BOOL("/radios/nav1/to-flag", getNAV1TO, 0);
+ TIE_BOOL("/radios/nav1/from-flag", getNAV1FROM, 0);
+ TIE_BOOL("/radios/nav1/in-range", getNAV1InRange, 0);
+ TIE_BOOL("/radios/nav1/dme/in-range", getNAV1DMEInRange, 0);
- current_properties.tieDouble("/radios/nav2/frequencies/selected",
- getNAV2Freq, setNAV2Freq);
- current_properties.tieDouble("/radios/nav2/frequencies/standby",
- getNAV2AltFreq, setNAV2AltFreq);
- current_properties.tieDouble("/radios/nav2/radials/actual",
- getNAV2Radial, 0);
- current_properties.tieDouble("/radios/nav2/radials/selected",
- getNAV2SelRadial, setNAV2SelRadial);
- current_properties.tieDouble("/radios/nav2/dme/distance",
- getNAV2DistDME, 0);
- current_properties.tieBool("/radios/nav2/to-flag",
- getNAV2TO, 0);
- current_properties.tieBool("/radios/nav2/from-flag",
- getNAV2FROM, 0);
- current_properties.tieBool("/radios/nav2/in-range",
- getNAV2InRange, 0);
- current_properties.tieBool("/radios/nav2/dme/in-range",
- getNAV2DMEInRange, 0);
-
- current_properties.tieDouble("/radios/adf/frequencies/selected",
- getADFFreq, setADFFreq);
- current_properties.tieDouble("/radios/adf/frequencies/standby",
- getADFAltFreq, setADFAltFreq);
- current_properties.tieDouble("/radios/adf/rotation",
- getADFRotation, setADFRotation);
-
- current_properties.tieDouble("/environment/visibility",
- getVisibility, setVisibility);
+ TIE_DOUBLE("/radios/nav2/frequencies/selected", getNAV2Freq, setNAV2Freq);
+ TIE_DOUBLE("/radios/nav2/frequencies/standby",
+ getNAV2AltFreq, setNAV2AltFreq);
+ TIE_DOUBLE("/radios/nav2/radials/actual", getNAV2Radial, 0);
+ TIE_DOUBLE("/radios/nav2/radials/selected",
+ getNAV2SelRadial, setNAV2SelRadial);
+ TIE_DOUBLE("/radios/nav2/dme/distance", getNAV2DistDME, 0);
+ TIE_BOOL("/radios/nav2/to-flag", getNAV2TO, 0);
+ TIE_BOOL("/radios/nav2/from-flag", getNAV2FROM, 0);
+ TIE_BOOL("/radios/nav2/in-range", getNAV2InRange, 0);
+ TIE_BOOL("/radios/nav2/dme/in-range", getNAV2DMEInRange, 0);
+
+ TIE_DOUBLE("/radios/adf/frequencies/selected", getADFFreq, setADFFreq);
+ TIE_DOUBLE("/radios/adf/frequencies/standby", getADFAltFreq, setADFAltFreq);
+ TIE_DOUBLE("/radios/adf/rotation", getADFRotation, setADFRotation);
+
+ TIE_DOUBLE("/environment/visibility", getVisibility, setVisibility);
_needReinit = false;
void
FGBFI::update ()
{
+ _check_altitude();
+ _check_lighting();
if (_needReinit) {
reinit();
}
/**
* Return the current aircraft as a string.
*/
-const string &
+string
FGBFI::getAircraft ()
{
_temp = globals->get_options()->get_aircraft();
/**
* Return the current aircraft directory (UIUC) as a string.
*/
-const string &
+string
FGBFI::getAircraftDir ()
{
_temp = aircraft_dir;
* Set the current aircraft.
*/
void
-FGBFI::setAircraft (const string &aircraft)
+FGBFI::setAircraft (string aircraft)
{
if (getAircraft() != aircraft) {
globals->get_options()->set_aircraft(aircraft);
* Set the current aircraft directory (UIUC).
*/
void
-FGBFI::setAircraftDir (const string &dir)
+FGBFI::setAircraftDir (string dir)
{
if (getAircraftDir() != dir) {
aircraft_dir = dir;
/**
* Return the current Zulu time.
*/
-time_t
-FGBFI::getTimeGMT ()
+string
+FGBFI::getDateString ()
{
- return globals->get_time_params()->get_cur_time();
+ string out;
+ char buf[64];
+ struct tm * t = globals->get_time_params()->getGmt();
+ sprintf(buf, "%.4d-%.2d-%.2dT%.2d:%.2d:%.2d",
+ t->tm_year + 1900, t->tm_mon + 1, t->tm_mday,
+ t->tm_hour, t->tm_min, t->tm_sec);
+ out = buf;
+ return out;
}
* Set the current Zulu time.
*/
void
-FGBFI::setTimeGMT (time_t time)
-{
- if (getTimeGMT() != time) {
- // FIXME: need to update lighting
- // and solar system
- globals->get_options()->set_time_offset(time);
- globals->get_options()->set_time_offset_type(FGOptions::FG_TIME_GMT_ABSOLUTE);
- globals->get_time_params()->update( cur_fdm_state->get_Longitude(),
- cur_fdm_state->get_Latitude(),
- globals->get_warp() );
- needReinit();
+FGBFI::setDateString (string date_string)
+// FGBFI::setTimeGMT (time_t time)
+{
+ SGTime * st = globals->get_time_params();
+ struct tm * current_time = st->getGmt();
+ struct tm new_time;
+
+ // Scan for basic ISO format
+ // YYYY-MM-DDTHH:MM:SS
+ int ret = sscanf(date_string.c_str(), "%d-%d-%dT%d:%d:%d",
+ &(new_time.tm_year), &(new_time.tm_mon),
+ &(new_time.tm_mday), &(new_time.tm_hour),
+ &(new_time.tm_min), &(new_time.tm_sec));
+
+ // Be pretty picky about this, so
+ // that strange things don't happen
+ // if the save file has been edited
+ // by hand.
+ if (ret != 6) {
+ FG_LOG(FG_INPUT, FG_ALERT, "Date/time string " << date_string
+ << " not in YYYY-MM-DDTHH:MM:SS format; skipped");
+ return;
}
+
+ // OK, it looks like we got six
+ // values, one way or another.
+ new_time.tm_year -= 1900;
+ new_time.tm_mon -= 1;
+
+ // Now, tell flight gear to use
+ // the new time. This was far
+ // too difficult, by the way.
+ long int warp =
+ mktime(&new_time) - mktime(current_time) + globals->get_warp();
+ double lon = current_aircraft.fdm_state->get_Longitude();
+ double lat = current_aircraft.fdm_state->get_Latitude();
+ double alt = current_aircraft.fdm_state->get_Altitude() * FEET_TO_METER;
+ globals->set_warp(warp);
+ st->update(lon, lat, warp);
+ fgUpdateSkyAndLightingParams();
}
/**
* Return the GMT as a string.
*/
-const string &
+string
FGBFI::getGMTString ()
{
- static string out; // FIXME: not thread-safe
+ string out;
char buf[16];
struct tm * t = globals->get_time_params()->getGmt();
sprintf(buf, " %.2d:%.2d:%.2d",
FGBFI::setLatitude (double latitude)
{
current_aircraft.fdm_state->set_Latitude(latitude * DEG_TO_RAD);
+ fgUpdateSkyAndLightingParams();
+ if (_lighting_countdown <= 0)
+ _lighting_countdown = 5;
}
FGBFI::setLongitude (double longitude)
{
current_aircraft.fdm_state->set_Longitude(longitude * DEG_TO_RAD);
+ fgUpdateSkyAndLightingParams();
+ if (_lighting_countdown <= 0)
+ _lighting_countdown = 5;
}
FGBFI::setAltitude (double altitude)
{
current_aircraft.fdm_state->set_Altitude(altitude);
+
+ // 2000-12-07
+ // This is an ugly kludge around a
+ // LaRCsim problem; if the
+ // requested altitude cannot be
+ // set right away (because it's
+ // below the last-calculated ground
+ // level), pause FGFS, wait for
+ // five frames, and then try again.
+ if (_altitude_countdown <= 0 &&
+ fabs(getAltitude() - altitude) > 5.0) {
+ _altitude_countdown = 5;
+ _requested_altitude = altitude;
+ _saved_freeze = globals->get_freeze();
+ globals->set_freeze(true);
+ }
}
/**
* Get the GPS target airport code.
*/
-const string &
+string
FGBFI::getTargetAirport ()
{
// FIXME: not thread-safe
* Set the GPS target airport code.
*/
void
-FGBFI::setTargetAirport (const string &airportId)
+FGBFI::setTargetAirport (string airportId)
{
// cout << "setting target airport id = " << airportId << endl;
globals->get_options()->set_airport_id(airportId);