X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FInstrumentation%2Ftacan.cxx;h=92bb7df0edff6473607339a0fb1f78db7ad1e7b8;hb=43880b201cea2b120fefd99696ae0b43227358dc;hp=b3668c3362c1cc03e9c13e116b3567de266e02fa;hpb=f6244d769c6571e4d0fa46545a80ebf10e35e6e9;p=flightgear.git diff --git a/src/Instrumentation/tacan.cxx b/src/Instrumentation/tacan.cxx index b3668c336..92bb7df0e 100755 --- a/src/Instrumentation/tacan.cxx +++ b/src/Instrumentation/tacan.cxx @@ -17,7 +17,7 @@ #include "tacan.hxx" -SG_USING_STD(vector); +using std::vector; /** @@ -45,50 +45,22 @@ adjust_range (double transmitter_elevation_ft, double aircraft_altitude_ft, } -TACAN::TACAN ( SGPropertyNode *node ) - : _last_distance_nm(0), - _last_frequency_mhz(-1), - _time_before_search_sec(0), - _mobile_valid(false), - _transmitter_valid(false), - _transmitter_pos(SGGeod::fromDeg(0, 0)), - _transmitter_range_nm(0), - _transmitter_bias(0.0), - _name("tacan"), - _num(0) -{ - - int i; - for ( i = 0; i < node->nChildren(); ++i ) { - SGPropertyNode *child = node->getChild(i); - string cname = child->getName(); - string cval = child->getStringValue(); - if ( cname == "name" ) { - _name = cval; - } else if ( cname == "number" ) { - _num = child->getIntValue(); - } else { - SG_LOG( SG_INSTR, SG_DEBUG, "Error in TACAN config logic" ); - if ( _name.length() ) { - SG_LOG( SG_INSTR, SG_DEBUG, "Section = " << _name ); - } - } - } -} - -TACAN::TACAN () - : _last_distance_nm(0), - _last_frequency_mhz(-1), - _time_before_search_sec(0), - _mobile_valid(false), - _transmitter_valid(false), - _transmitter_pos(SGGeod::fromDeg(0, 0)), - _transmitter_range_nm(0), - _transmitter_bearing_deg(0), - _transmitter_bias(0.0), - _transmitter_name(""), - _name("tacan"), - _num(0) +TACAN::TACAN ( SGPropertyNode *node ) : + _name(node->getStringValue("name", "tacan")), + _num(node->getIntValue("number", 0)), + _new_frequency(false), + _channel("0000"), + _last_distance_nm(0), + _frequency_mhz(-1), + _time_before_search_sec(0), + _mobile_valid(false), + _transmitter_valid(false), + _transmitter_pos(SGGeod::fromDeg(0, 0)), + _transmitter_range_nm(0), + _transmitter_bias(0.0), + _mobile_lat(0.0), + _mobile_lon(0.0), + _listener_active(0) { } @@ -104,28 +76,31 @@ TACAN::init () SGPropertyNode *node = fgGetNode(branch.c_str(), _num, true ); - _longitude_node = fgGetNode("/position/longitude-deg", true); - _latitude_node = fgGetNode("/position/latitude-deg", true); - _altitude_node = fgGetNode("/position/altitude-ft", true); - _heading_node = fgGetNode("/orientation/heading-deg", true); - _yaw_node = fgGetNode("/orientation/side-slip-deg", true); _serviceable_node = node->getChild("serviceable", 0, true); - _electrical_node = fgGetNode("/systems/electrical/outputs/tacan", true); _ident_node = node->getChild("ident", 0, true); + SGPropertyNode *fnode = node->getChild("frequencies", 0, true); - _source_node = fnode->getChild("source", 0, true); _frequency_node = fnode->getChild("selected-mhz", 0, true); - _channel_node = fnode->getChild("selected-channel", 0, true); - fnode->getChild("selected-channel", 1, true); - fnode->getChild("selected-channel", 2, true); - fnode->getChild("selected-channel", 3, true); - fnode->getChild("selected-channel", 4, true); + + _channel_in0_node = fnode->getChild("selected-channel", 0, true); + _channel_in1_node = fnode->getChild("selected-channel", 1, true); + _channel_in2_node = fnode->getChild("selected-channel", 2, true); + _channel_in3_node = fnode->getChild("selected-channel", 3, true); + _channel_in4_node = fnode->getChild("selected-channel", 4, true); + + _channel_in0_node->addChangeListener(this); + _channel_in1_node->addChangeListener(this); + _channel_in2_node->addChangeListener(this); + _channel_in3_node->addChangeListener(this); + _channel_in4_node->addChangeListener(this, true); + _in_range_node = node->getChild("in-range", 0, true); _distance_node = node->getChild("indicated-distance-nm", 0, true); _speed_node = node->getChild("indicated-ground-speed-kt", 0, true); _time_node = node->getChild("indicated-time-min", 0, true); _name_node = node->getChild("name", 0, true); _bearing_node = node->getChild("indicated-bearing-true-deg", 0, true); + SGPropertyNode *dnode = node->getChild("display", 0, true); _x_shift_node = dnode->getChild("x-shift", 0, true); _y_shift_node = dnode->getChild("y-shift", 0, true); @@ -140,20 +115,18 @@ TACAN::init () SGPropertyNode *mnode = fgGetNode("/ai/models/multiplayer", _num, false); _mp_callsign_node = mnode ? mnode->getChild("callsign", 0, false) : 0; + + _longitude_node = fgGetNode("/position/longitude-deg", true); + _latitude_node = fgGetNode("/position/latitude-deg", true); + _altitude_node = fgGetNode("/position/altitude-ft", true); + _heading_node = fgGetNode("/orientation/heading-deg", true); + _yaw_node = fgGetNode("/orientation/side-slip-deg", true); + _electrical_node = fgGetNode("/systems/electrical/outputs/tacan", true); } void TACAN::update (double delta_time_sec) { - double az2 = 0; - double bearing = 0; - double distance = 0; - double mobile_az2 = 0; - double mobile_bearing = 0; - double mobile_distance = 0; - double frequency_mhz = 0; - - // If it's off, don't waste any time. if (!_serviceable_node->getBoolValue() || !_electrical_node->getBoolValue()) { _last_distance_nm = 0; _in_range_node->setBoolValue(false); @@ -164,37 +137,6 @@ TACAN::update (double delta_time_sec) return; } - // Figure out the source - const char * source = _source_node->getStringValue(); - - if (source[0] == '\0') { - string branch; - branch = "/instrumentation/" + _name + "/frequencies/selected-channel"; - _source_node->setStringValue(branch.c_str()); - source = _source_node->getStringValue(); - SG_LOG( SG_INSTR, SG_DEBUG, "source " << source ); - } - // Get the channel FIXME always from instrument #1 ?? - string channel_1 = fgGetString("/instrumentation/tacan/frequencies/selected-channel[1]"); - string channel_2 = fgGetString("/instrumentation/tacan/frequencies/selected-channel[2]"); - string channel_3 = fgGetString("/instrumentation/tacan/frequencies/selected-channel[3]"); - string channel_4 = fgGetString("/instrumentation/tacan/frequencies/selected-channel[4]"); - - SG_LOG( SG_INSTR, SG_DEBUG, "channels " << channel_1 << channel_2 << channel_3 << channel_4); - - string channel = channel_1 + channel_2 + channel_3 + channel_4; - - // Get the frequency - frequency_mhz = _last_frequency_mhz; - if (channel != _last_channel) { - _time_before_search_sec = 0; - _last_channel = channel; - frequency_mhz = searchChannel(channel); - SG_LOG( SG_INSTR, SG_DEBUG, "frequency " << frequency_mhz ); - _frequency_node->setDoubleValue(frequency_mhz); - } - - SG_LOG( SG_INSTR, SG_DEBUG, "channel " << channel ); // Get the aircraft position double longitude_deg = _longitude_node->getDoubleValue(); double latitude_deg = _latitude_node->getDoubleValue(); @@ -204,19 +146,20 @@ TACAN::update (double delta_time_sec) // On timeout, scan again _time_before_search_sec -= delta_time_sec; - if (_time_before_search_sec < 0 && frequency_mhz >= 0 - || frequency_mhz != _last_frequency_mhz) { - search(frequency_mhz, longitude_rad, latitude_rad, altitude_m); - _last_frequency_mhz = frequency_mhz; - } + if ((_time_before_search_sec < 0 || _new_frequency) && _frequency_mhz >= 0) + search(_frequency_mhz, longitude_rad, latitude_rad, altitude_m); // Calculate the distance to the transmitter //calculate the bearing and range of the mobile from the aircraft - SG_LOG( SG_INSTR, SG_DEBUG, "carrier_lat " << _mobile_lat); - SG_LOG( SG_INSTR, SG_DEBUG, "carrier_lon " << _mobile_lon); - SG_LOG( SG_INSTR, SG_DEBUG, "carrier_name " << _mobile_name); - SG_LOG( SG_INSTR, SG_DEBUG, "carrier_valid " << _mobile_valid); + double mobile_az2 = 0; + double mobile_bearing = 0; + double mobile_distance = 0; + + SG_LOG( SG_INSTR, SG_DEBUG, "mobile_lat " << _mobile_lat); + SG_LOG( SG_INSTR, SG_DEBUG, "mobile_lon " << _mobile_lon); + SG_LOG( SG_INSTR, SG_DEBUG, "mobile_name " << _mobile_name); + SG_LOG( SG_INSTR, SG_DEBUG, "mobile_valid " << _mobile_valid); geo_inverse_wgs_84(altitude_m, latitude_deg, longitude_deg, @@ -224,7 +167,12 @@ TACAN::update (double delta_time_sec) _mobile_lon, &mobile_bearing, &mobile_az2, &mobile_distance); + //calculate the bearing and range of the station from the aircraft + double az2 = 0; + double bearing = 0; + double distance = 0; + SGGeod pos = SGGeod::fromDegM(longitude_deg, latitude_deg, altitude_m); geo_inverse_wgs_84(pos, _transmitter_pos, &bearing, &az2, &distance); @@ -243,7 +191,7 @@ TACAN::update (double delta_time_sec) _name_node->setStringValue(_transmitter_name.c_str()); _transmitter_ident = _mobile_ident; _ident_node->setStringValue(_transmitter_ident.c_str()); - _channel_node->setStringValue(channel.c_str()); + _channel_node->setStringValue(_channel.c_str()); } //// calculate some values for boresight display @@ -320,7 +268,7 @@ TACAN::update (double delta_time_sec) _name_node->setStringValue(_transmitter_name.c_str()); _transmitter_ident = ""; _ident_node->setStringValue(_transmitter_ident.c_str()); - _channel_node->setStringValue(channel.c_str()); + _channel_node->setStringValue(_channel.c_str()); return; } } // end function update @@ -330,6 +278,7 @@ TACAN::search (double frequency_mhz, double longitude_rad, double latitude_rad, double altitude_m) { int number, i; + _mobile_valid = false; SG_LOG( SG_INSTR, SG_DEBUG, "tacan freq " << frequency_mhz ); @@ -344,7 +293,7 @@ TACAN::search (double frequency_mhz, double longitude_rad, if ( freq_valid ) { - string str1( mobile_tacan->get_name() ); + string str1( mobile_tacan->name() ); SGPropertyNode * branch = fgGetNode("ai/models", true); vector carrier = branch->getChildren("carrier"); @@ -366,7 +315,7 @@ TACAN::search (double frequency_mhz, double longitude_rad, _mobile_elevation_ft = mobile_tacan->get_elev_ft(); _mobile_range_nm = mobile_tacan->get_range(); _mobile_bias = mobile_tacan->get_multiuse(); - _mobile_name = mobile_tacan->get_name(); + _mobile_name = mobile_tacan->name(); _mobile_ident = mobile_tacan->get_trans_ident(); _mobile_valid = true; SG_LOG( SG_INSTR, SG_DEBUG, " carrier transmitter valid " << _mobile_valid ); @@ -378,17 +327,13 @@ TACAN::search (double frequency_mhz, double longitude_rad, } } - SG_LOG( SG_INSTR, SG_DEBUG, "name " << _mobile_name); - SG_LOG( SG_INSTR, SG_DEBUG, "lat " << _mobile_lat << "lon " << _mobile_lon); - SG_LOG( SG_INSTR, SG_DEBUG, "elev " << _mobile_elevation_ft); - //try any AI tankers second if ( !_mobile_valid) { SG_LOG( SG_INSTR, SG_DEBUG, "tanker transmitter valid start " << _mobile_valid ); SGPropertyNode * branch = fgGetNode("ai/models", true); - vector tanker = branch->getChildren("aircraft"); + vector tanker = branch->getChildren("tanker"); number = tanker.size(); @@ -408,7 +353,7 @@ TACAN::search (double frequency_mhz, double longitude_rad, _mobile_elevation_ft = tanker[i]->getDoubleValue("position/altitude-ft"); _mobile_range_nm = mobile_tacan->get_range(); _mobile_bias = mobile_tacan->get_multiuse(); - _mobile_name = mobile_tacan->get_name(); + _mobile_name = mobile_tacan->name(); _mobile_ident = mobile_tacan->get_trans_ident(); _mobile_valid = true; SG_LOG( SG_INSTR, SG_DEBUG, " tanker transmitter valid " << _mobile_valid ); @@ -419,11 +364,6 @@ TACAN::search (double frequency_mhz, double longitude_rad, } } } - - SG_LOG( SG_INSTR, SG_DEBUG, "tanker name " << _mobile_name); - SG_LOG( SG_INSTR, SG_DEBUG, "lat " << _mobile_lat << "lon " << _mobile_lon); - SG_LOG( SG_INSTR, SG_DEBUG, "elev " << _mobile_elevation_ft); - SG_LOG( SG_INSTR, SG_DEBUG, "range " << _mobile_range_nm); } //try any mp tankers third, if we haven't found the tanker in the ai aircraft @@ -452,7 +392,7 @@ TACAN::search (double frequency_mhz, double longitude_rad, _mobile_elevation_ft = mp_tanker[i]->getDoubleValue("position/altitude-ft"); _mobile_range_nm = mobile_tacan->get_range(); _mobile_bias = mobile_tacan->get_multiuse(); - _mobile_name = mobile_tacan->get_name(); + _mobile_name = mobile_tacan->name(); _mobile_ident = mobile_tacan->get_trans_ident(); _mobile_valid = true; @@ -475,19 +415,18 @@ TACAN::search (double frequency_mhz, double longitude_rad, } // try the TACAN/VORTAC list next - FGNavRecord *tacan - = globals->get_tacanlist()->findByFreq( frequency_mhz, longitude_rad, - latitude_rad, altitude_m); + FGNavRecord *tacan = globals->get_tacanlist()->findByFreq( frequency_mhz, + SGGeod::fromRadM(longitude_rad, latitude_rad, altitude_m)); _transmitter_valid = (tacan != NULL); if ( _transmitter_valid ) { SG_LOG( SG_INSTR, SG_DEBUG, "transmitter valid " << _transmitter_valid ); - _transmitter_pos = tacan->get_pos(); + _transmitter_pos = tacan->geod(); _transmitter_range_nm = tacan->get_range(); _transmitter_bias = tacan->get_multiuse(); - _transmitter_name = tacan->get_name(); + _transmitter_name = tacan->name(); _name_node->setStringValue(_transmitter_name.c_str()); _transmitter_ident = tacan->get_trans_ident(); _ident_node->setStringValue(_transmitter_ident.c_str()); @@ -519,4 +458,68 @@ TACAN::searchChannel (const string& channel) return frequency_khz = 0; } // end TACAN::searchChannel +/* + * Listener callback. Maintains channel input properties, + * searches new channel frequency, updates _channel and + * _frequency and sets boolean _new_frequency appropriately. + */ +void +TACAN::valueChanged(SGPropertyNode *prop) +{ + if (_listener_active) + return; + _listener_active++; + + int index = prop->getIndex(); + string channel = _channel; + + if (index) { // channel digit or X/Y input + int c; + if (isdigit(c = _channel_in1_node->getStringValue()[0])) + channel[0] = c; + if (isdigit(c = _channel_in2_node->getStringValue()[0])) + channel[1] = c; + if (isdigit(c = _channel_in3_node->getStringValue()[0])) + channel[2] = c; + c = _channel_in4_node->getStringValue()[0]; + if (c == 'X' || c == 'Y') + channel[3] = c; + + } else { // channel number input + unsigned int f = prop->getIntValue(); + if (f >= 1 && f <= 126) { + channel[0] = '0' + (f / 100) % 10; + channel[1] = '0' + (f / 10) % 10; + channel[2] = '0' + f % 10; + } + } + + if (channel != _channel) { + SG_LOG(SG_INSTR, SG_DEBUG, "new channel " << channel); + + // write back result + _channel_in0_node->setIntValue((channel[0] - '0') * 100 + + (channel[1] - '0') * 10 + (channel[2] - '0')); + char s[2] = "0"; + s[0] = channel[0], _channel_in1_node->setStringValue(s); + s[0] = channel[1], _channel_in2_node->setStringValue(s); + s[0] = channel[2], _channel_in3_node->setStringValue(s); + s[0] = channel[3], _channel_in4_node->setStringValue(s); + + // search channel frequency + double freq = searchChannel(channel); + if (freq != _frequency_mhz) { + SG_LOG(SG_INSTR, SG_DEBUG, "new frequency " << freq); + _frequency_node->setDoubleValue(freq); + _frequency_mhz = freq; + _new_frequency = true; + } + + _channel = channel; + _time_before_search_sec = 0; + } + + _listener_active--; +} + // end of TACAN.cxx