Merge branches 'csaba/commlist' and 'csaba/recip'

[flightgear.git] / src / Instrumentation / navradio.hxx

diff --git a/src/Instrumentation/navradio.hxx b/src/Instrumentation/navradio.hxx
index 34c1350b003210119074026dad9b43242f4b1c67..234938675f7e1420ce5786feae490a48c6fed67b 100644 (file)
--- a/src/Instrumentation/navradio.hxx
+++ b/src/Instrumentation/navradio.hxx
@@ -26,14 +26,17 @@
 
 
 #include <Main/fg_props.hxx>
+#include "Sound/morse.hxx"
 
 #include <simgear/compiler.h>
 #include <simgear/structure/subsystem_mgr.hxx>
-#include <simgear/math/interpolater.hxx>
 #include <simgear/timing/timestamp.hxx>
 
-#include <Navaids/navlist.hxx>
-#include <Sound/morse.hxx>
+// forward decls
+class SGInterpTable;
+
+class FGNavRecord;
+typedef SGSharedPtr<FGNavRecord> FGNavRecordPtr;
 
 class FGNavRadio : public SGSubsystem
 {
@@ -63,7 +66,8 @@ class FGNavRadio : public SGSubsystem
     SGPropertyNode_ptr cdi_serviceable_node;
     SGPropertyNode_ptr gs_serviceable_node;
     SGPropertyNode_ptr tofrom_serviceable_node;
-
+    SGPropertyNode_ptr dme_serviceable_node;
+    
     // property outputs
     SGPropertyNode_ptr fmt_freq_node;     // formated frequency
     SGPropertyNode_ptr fmt_alt_freq_node; // formated alternate frequency
@@ -85,15 +89,20 @@ class FGNavRadio : public SGSubsystem
     SGPropertyNode_ptr to_flag_node;
     SGPropertyNode_ptr from_flag_node;
     SGPropertyNode_ptr inrange_node;
+    SGPropertyNode_ptr signal_quality_norm_node;
     SGPropertyNode_ptr cdi_deflection_node;
+    SGPropertyNode_ptr cdi_deflection_norm_node;
     SGPropertyNode_ptr cdi_xtrack_error_node;
     SGPropertyNode_ptr cdi_xtrack_hdg_err_node;
     SGPropertyNode_ptr has_gs_node;
     SGPropertyNode_ptr loc_node;
     SGPropertyNode_ptr loc_dist_node;
     SGPropertyNode_ptr gs_deflection_node;
+    SGPropertyNode_ptr gs_deflection_deg_node;
+    SGPropertyNode_ptr gs_deflection_norm_node;
     SGPropertyNode_ptr gs_rate_of_climb_node;
     SGPropertyNode_ptr gs_dist_node;
+    SGPropertyNode_ptr gs_inrange_node;
     SGPropertyNode_ptr nav_id_node;
     SGPropertyNode_ptr id_c1_node;
     SGPropertyNode_ptr id_c2_node;
@@ -105,35 +114,21 @@ class FGNavRadio : public SGSubsystem
     SGPropertyNode_ptr gps_cdi_deflection_node;
     SGPropertyNode_ptr gps_to_flag_node;
     SGPropertyNode_ptr gps_from_flag_node;
+    SGPropertyNode_ptr gps_has_gs_node;
 
     // internal (private) values
 
-    string last_nav_id;
-    bool last_nav_vor;
     int play_count;
     time_t last_time;
-
-    int index;                  // used for property binding
+    FGNavRecordPtr _navaid;
+    FGNavRecordPtr _gs;
+    
     string nav_fx_name;
     string dme_fx_name;
 
-    string trans_ident;
-    bool is_valid;
-    bool has_dme;
-    double radial;
     double target_radial;
-    double loc_lon;
-    double loc_lat;
-    SGVec3d nav_xyz;
-    double gs_lon;
-    double gs_lat;
-    double nav_elev;            // use gs elev if available
-    SGVec3d gs_xyz;
-    SGVec3d gs_base_vec;
-    double gs_dist_signed;
     SGTimeStamp prev_time;
     SGTimeStamp curr_time;
-    double range;
     double effective_range;
     double target_gs;
     double twist;
@@ -141,13 +136,32 @@ class FGNavRadio : public SGSubsystem
     double last_x;
     double last_loc_dist;
     double last_xtrack_error;
-
+    double xrate_ms;
+    double _localizerWidth; // cached localizer width in degrees
+    
     string _name;
     int _num;
 
     // internal periodic station search timer
     double _time_before_search_sec;
 
+    SGVec3d _gsCart, _gsAxis, _gsVertical;
+
+    FGNavRecordPtr _dme;
+    bool _dmeInRange;
+    
+    // CDI properties
+    bool _toFlag, _fromFlag;
+    double _cdiDeflection;
+    double _cdiCrossTrackErrorM;
+    double _gsNeedleDeflection;
+    double _gsNeedleDeflectionNorm;
+    
+    // realism setting, are false courses and GS lobes enabled?
+    bool _falseCoursesEnabled;
+    
+    bool updateWithPower(double aDt);
+
     // model standard VOR/DME/TACAN service volumes as per AIM 1-1-8
     double adjustNavRange( double stationElev, double aircraftElev,
                           double nominalRange );
@@ -156,6 +170,23 @@ class FGNavRadio : public SGSubsystem
     double adjustILSRange( double stationElev, double aircraftElev,
                           double offsetDegrees, double distance );
 
+    void updateAudio();
+    void audioNavidChanged();
+
+    void updateReceiver(double dt);
+    void updateDME(const SGVec3d& aircraft);
+    void updateGlideSlope(double dt, const SGVec3d& aircraft, double signal_quality_norm);
+    void updateGPSSlaved();
+    void updateCDI(double dt);
+    
+    void clearOutputs();
+
+    /**
+     * Compute the localizer width in degrees - see implementation for 
+     * more information on the relevant standards and formulae.
+     */
+    double localizerWidth(FGNavRecord* aLOC);
+    FGNavRecord* findPrimaryNavaid(const SGGeod& aPos, double aFreqMHz);
 public:
 
     FGNavRadio(SGPropertyNode *node);