X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FInstrumentation%2Ftacan.cxx;h=7d372b4d2366140c6baaefc8ddd9fa3daac23636;hb=c1d06064c8eec5f058f031031cde944489a31b40;hp=4aa530ab40b4d02a80414f98e6882bab5bdaba71;hpb=4db6e924fe038b4e0a548ab27f70862a40c4f5f7;p=flightgear.git

diff --git a/src/Instrumentation/tacan.cxx b/src/Instrumentation/tacan.cxx
index 4aa530ab4..7d372b4d2 100755
--- a/src/Instrumentation/tacan.cxx
+++ b/src/Instrumentation/tacan.cxx
@@ -51,10 +51,9 @@ TACAN::TACAN ( SGPropertyNode *node )
       _time_before_search_sec(0),
       _mobile_valid(false),
       _transmitter_valid(false),
-      _transmitter_elevation_ft(0),
+      _transmitter_pos(SGGeod::fromDeg(0, 0)),
       _transmitter_range_nm(0),
       _transmitter_bias(0.0),
-
       name("tacan"),
       num(0)
 {
@@ -83,7 +82,7 @@ TACAN::TACAN ()
       _time_before_search_sec(0),
       _mobile_valid(false),
       _transmitter_valid(false),
-      _transmitter_elevation_ft(0),
+      _transmitter_pos(SGGeod::fromDeg(0, 0)),
       _transmitter_range_nm(0),
       _transmitter_bearing_deg(0),
       _transmitter_bias(0.0),
@@ -111,7 +110,7 @@ TACAN::init ()
     _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);
+    _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);
@@ -227,11 +226,8 @@ TACAN::update (double delta_time_sec)
                        &mobile_bearing, &mobile_az2, &mobile_distance);
 
     //calculate the bearing and range of the station from the aircraft
-    geo_inverse_wgs_84(altitude_m,
-                       latitude_deg,
-                       longitude_deg,
-                       _transmitter_lat,
-                       _transmitter_lon,
+    SGGeod pos = SGGeod::fromDegM(longitude_deg, latitude_deg, altitude_m);
+    geo_inverse_wgs_84(pos, _transmitter_pos,
                        &bearing, &az2, &distance);
 
 
@@ -241,7 +237,7 @@ TACAN::update (double delta_time_sec)
         SG_LOG( SG_INSTR, SG_DEBUG, "distance_m " << distance);
         bearing = mobile_bearing;
         distance = mobile_distance;
-        _transmitter_elevation_ft = _mobile_elevation_ft;
+        _transmitter_pos.setElevationFt(_mobile_elevation_ft);
         _transmitter_range_nm = _mobile_range_nm;
         _transmitter_bias = _mobile_bias;
         _transmitter_name = _mobile_name;
@@ -278,11 +274,7 @@ TACAN::update (double delta_time_sec)
 
     double rotation = 0;
 
-    /*Point3D location =
-        sgGeodToCart(Point3D(longitude_rad, latitude_rad, altitude_m));
-    double distance_nm = _transmitter.distance3D(location) * SG_METER_TO_NM;*/
-
-    double range_nm = adjust_range(_transmitter_elevation_ft,
+    double range_nm = adjust_range(_transmitter_pos.getElevationFt(),
                                    altitude_m * SG_METER_TO_FEET,
                                    _transmitter_range_nm);
 
@@ -489,9 +481,7 @@ TACAN::search (double frequency_mhz, double longitude_rad,
     if ( _transmitter_valid ) {
         SG_LOG( SG_INSTR, SG_DEBUG, "transmitter valid " << _transmitter_valid  );
 
-        _transmitter_lat = tacan->get_lat();
-        _transmitter_lon = tacan->get_lon();
-        _transmitter_elevation_ft = tacan->get_elev_ft();
+        _transmitter_pos = tacan->get_pos();
         _transmitter_range_nm = tacan->get_range();
         _transmitter_bias = tacan->get_multiuse();
         _transmitter_name = tacan->get_name();
@@ -500,8 +490,7 @@ TACAN::search (double frequency_mhz, double longitude_rad,
         _ident_node->setStringValue(_transmitter_ident.c_str());
 
         SG_LOG( SG_INSTR, SG_DEBUG, "name " << _transmitter_name);
-        SG_LOG( SG_INSTR, SG_DEBUG, "lat " << _transmitter_lat << "lon " << _transmitter_lon);
-        SG_LOG( SG_INSTR, SG_DEBUG, "elev " << _transmitter_elevation_ft);
+        SG_LOG( SG_INSTR, SG_DEBUG, _transmitter_pos);
 
     } else {
         SG_LOG( SG_INSTR, SG_DEBUG, "transmitter invalid " << _transmitter_valid  );
@@ -521,7 +510,7 @@ TACAN::searchChannel (const string& _channel){
         frequency_khz = freq->get_freq();
         SG_LOG( SG_INSTR, SG_DEBUG, "freq output " << frequency_khz  );
         //check sanity
-        if (frequency_khz >=9620 && frequency_khz <= 12130)
+        if (frequency_khz >=9620 && frequency_khz <= 121300)
             return frequency_khz/100;
     }
     return frequency_khz = 0;