SGPropertyNode *alt_node;
SGPropertyNode *bus_power_node;
- // inputs
+ // property inputs
+ SGPropertyNode *is_valid_node; // is station data valid (may be way out
+ // of range.)
SGPropertyNode *power_btn_node;
SGPropertyNode *freq_node; // primary freq
SGPropertyNode *alt_freq_node; // standby freq
SGPropertyNode *vol_btn_node;
SGPropertyNode *ident_btn_node;
SGPropertyNode *audio_btn_node;
+ SGPropertyNode *nav_serviceable_node;
+ SGPropertyNode *cdi_serviceable_node;
+ SGPropertyNode *gs_serviceable_node;
+ SGPropertyNode *tofrom_serviceable_node;
- // outputs
+ // property outputs
SGPropertyNode *fmt_freq_node; // formated frequency
SGPropertyNode *fmt_alt_freq_node; // formated alternate frequency
SGPropertyNode *heading_node; // true heading to nav station
SGPropertyNode *target_radial_true_node;
// true heading of selected radial
SGPropertyNode *target_auto_hdg_node;
+ // suggested autopilot heading
+ // to intercept selected radial
+ SGPropertyNode *time_to_intercept; // estimated time to intecept selected
+ // radial at current speed and heading
SGPropertyNode *to_flag_node;
SGPropertyNode *from_flag_node;
SGPropertyNode *inrange_node;
SGPropertyNode *cdi_deflection_node;
SGPropertyNode *cdi_xtrack_error_node;
+ SGPropertyNode *cdi_xtrack_hdg_err_node;
SGPropertyNode *has_gs_node;
SGPropertyNode *loc_node;
SGPropertyNode *loc_dist_node;
SGPropertyNode *gs_deflection_node;
SGPropertyNode *gs_rate_of_climb_node;
SGPropertyNode *gs_dist_node;
- SGPropertyNode *id_node;
+ SGPropertyNode *nav_id_node;
SGPropertyNode *id_c1_node;
SGPropertyNode *id_c2_node;
SGPropertyNode *id_c3_node;
SGPropertyNode *id_c4_node;
- // unfiled
- SGPropertyNode *nav_serviceable_node;
- SGPropertyNode *cdi_serviceable_node;
- SGPropertyNode *gs_serviceable_node;
- SGPropertyNode *tofrom_serviceable_node;
+ // gps slaving support
SGPropertyNode *nav_slaved_to_gps_node;
SGPropertyNode *gps_cdi_deflection_node;
SGPropertyNode *gps_to_flag_node;
SGPropertyNode *gps_from_flag_node;
- string last_id;
+ // internal (private) values
+
+ string last_nav_id;
bool last_nav_vor;
- int nav_play_count;
- time_t nav_last_time;
+ int play_count;
+ time_t last_time;
int index; // used for property binding
string nav_fx_name;
string dme_fx_name;
- // internal (unexported) values
- string nav_trans_ident;
- bool nav_valid;
- bool nav_has_dme;
- double nav_target_radial;
- double nav_loclon;
- double nav_loclat;
+ string trans_ident;
+ bool is_valid;
+ bool has_dme;
+ double radial;
+ double target_radial;
+ double loc_lon;
+ double loc_lat;
double nav_x;
double nav_y;
double nav_z;
- double nav_gslon;
- double nav_gslat;
+ double gs_lon;
+ double gs_lat;
double nav_elev; // use gs elev if available
- double nav_gs_x;
- double nav_gs_y;
- double nav_gs_z;
+ double gs_x;
+ double gs_y;
+ double gs_z;
sgdVec3 gs_base_vec;
- double nav_gs_dist_signed;
+ double gs_dist_signed;
SGTimeStamp prev_time;
SGTimeStamp curr_time;
- double nav_range;
- double nav_effective_range;
- double nav_target_gs;
- double nav_twist;
+ double range;
+ double effective_range;
+ double target_gs;
+ double twist;
double horiz_vel;
double last_x;
+ double last_loc_dist;
+ double last_xtrack_error;
string name;
int num;
// Update nav/adf radios based on current postition
void search ();
-
- // NavCom Accessors
- inline bool has_power() const {
- return power_btn_node->getBoolValue()
- && (bus_power_node->getDoubleValue() > 1.0);
- }
};