1 // radiostack.hxx -- class to manage an instance of the radio stack
3 // Written by Curtis Olson, started April 2000.
5 // Copyright (C) 2000 Curtis L. Olson - curt@flightgear.org
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #ifndef _FG_RADIOSTACK_HXX
25 #define _FG_RADIOSTACK_HXX
28 #include <Main/fgfs.hxx>
29 #include <Main/fg_props.hxx>
31 #include <simgear/compiler.h>
33 #include <simgear/math/interpolater.hxx>
34 #include <simgear/timing/timestamp.hxx>
36 #include <Navaids/ilslist.hxx>
37 #include <Navaids/navlist.hxx>
38 #include <Sound/beacon.hxx>
39 #include <Sound/morse.hxx>
42 class FGRadioStack : public FGSubsystem
47 SGInterpTable *term_tbl;
48 SGInterpTable *low_tbl;
49 SGInterpTable *high_tbl;
51 SGPropertyNode *lon_node;
52 SGPropertyNode *lat_node;
53 SGPropertyNode *alt_node;
61 double comm1_alt_freq;
70 double comm1_effective_range;
76 double comm2_alt_freq;
85 double comm2_effective_range;
88 string nav1_trans_ident;
97 double nav1_sel_radial;
103 double nav1_loc_dist;
110 SGTimeStamp prev_time;
111 SGTimeStamp curr_time;
114 double nav1_effective_range;
116 double nav1_target_gs;
122 string nav2_trans_ident;
129 double nav2_alt_freq;
131 double nav2_sel_radial;
137 double nav2_loc_dist;
146 double nav2_effective_range;
148 double nav2_target_gs;
160 double dme_effective_range;
165 double dme_prev_dist;
168 SGTimeStamp dme_last_time;
180 string adf_trans_ident;
190 double adf_effective_range;
199 // model standard VOR/DME/TACAN service volumes as per AIM 1-1-8
200 double adjustNavRange( double stationElev, double aircraftElev,
201 double nominalRange );
203 // model standard ILS service volumes as per AIM 1-1-9
204 double adjustILSRange( double stationElev, double aircraftElev,
205 double offsetDegrees, double distance );
215 void update (int dt);
217 // Update nav/adf radios based on current postition
221 inline void set_comm1_freq( double freq ) {
222 comm1_freq = freq; need_update = true;
224 inline void set_comm1_alt_freq( double freq ) { comm1_alt_freq = freq; }
225 inline void set_comm1_vol_btn( double val ) {
226 if ( val < 0.0 ) val = 0.0;
227 if ( val > 1.0 ) val = 1.0;
230 inline void set_comm1_ident_btn( bool val ) { comm1_ident_btn = val; }
233 inline void set_comm2_freq( double freq ) {
234 comm2_freq = freq; need_update = true;
236 inline void set_comm2_alt_freq( double freq ) { comm2_alt_freq = freq; }
237 inline void set_comm2_vol_btn( double val ) {
238 if ( val < 0.0 ) val = 0.0;
239 if ( val > 1.0 ) val = 1.0;
242 inline void set_comm2_ident_btn( bool val ) { comm2_ident_btn = val; }
245 inline void set_nav1_freq( double freq ) {
246 nav1_freq = freq; need_update = true;
248 inline void set_nav1_alt_freq( double freq ) { nav1_alt_freq = freq; }
249 inline void set_nav1_sel_radial( double radial ) {
250 nav1_sel_radial = radial; need_update = true;
252 inline void set_nav1_vol_btn( double val ) {
253 if ( val < 0.0 ) val = 0.0;
254 if ( val > 1.0 ) val = 1.0;
257 inline void set_nav1_ident_btn( bool val ) { nav1_ident_btn = val; }
260 inline void set_nav2_freq( double freq ) {
261 nav2_freq = freq; need_update = true;
263 inline void set_nav2_alt_freq( double freq ) { nav2_alt_freq = freq; }
264 inline void set_nav2_sel_radial( double radial ) {
265 nav2_sel_radial = radial; need_update = true;
267 inline void set_nav2_vol_btn( double val ) {
268 if ( val < 0.0 ) val = 0.0;
269 if ( val > 1.0 ) val = 1.0;
272 inline void set_nav2_ident_btn( bool val ) { nav2_ident_btn = val; }
275 inline void set_dme_freq (double freq) {
276 dme_freq = freq; need_update = true;
280 inline void set_adf_freq( double freq ) {
281 adf_freq = freq; need_update = true;
283 inline void set_adf_alt_freq( double freq ) { adf_alt_freq = freq; }
284 inline void set_adf_rotation( double rot ) { adf_rotation = rot; }
285 inline void set_adf_vol_btn( double val ) {
286 if ( val < 0.0 ) val = 0.0;
287 if ( val > 1.0 ) val = 1.0;
290 inline void set_adf_ident_btn( bool val ) { adf_ident_btn = val; }
293 inline double get_comm1_freq () const { return comm1_freq; }
294 inline double get_comm1_alt_freq () const { return comm1_alt_freq; }
297 inline double get_comm2_freq () const { return comm2_freq; }
298 inline double get_comm2_alt_freq () const { return comm2_alt_freq; }
301 inline double get_nav1_freq () const { return nav1_freq; }
302 inline double get_nav1_alt_freq () const { return nav1_alt_freq; }
303 inline double get_nav1_sel_radial() const { return nav1_sel_radial; }
306 inline double get_nav2_freq () const { return nav2_freq; }
307 inline double get_nav2_alt_freq () const { return nav2_alt_freq; }
308 inline double get_nav2_sel_radial() const { return nav2_sel_radial; }
311 inline double get_dme_freq () const { return dme_freq; }
314 inline double get_adf_freq () const { return adf_freq; }
315 inline double get_adf_alt_freq () const { return adf_alt_freq; }
316 inline double get_adf_rotation () const { return adf_rotation; }
318 // Marker Beacon Accessors
319 inline bool get_inner_blink () const { return inner_blink; }
320 inline bool get_middle_blink () const { return middle_blink; }
321 inline bool get_outer_blink () const { return outer_blink; }
323 // Calculated values.
324 inline bool get_comm1_inrange() const { return comm1_inrange; }
325 inline double get_comm1_vol_btn() const { return comm1_vol_btn; }
326 inline bool get_comm1_ident_btn() const { return comm1_ident_btn; }
328 inline bool get_comm2_inrange() const { return comm2_inrange; }
329 inline double get_comm2_vol_btn() const { return comm2_vol_btn; }
330 inline bool get_comm2_ident_btn() const { return comm2_ident_btn; }
332 inline bool get_nav1_inrange() const { return nav1_inrange; }
333 bool get_nav1_to_flag () const;
334 bool get_nav1_from_flag () const;
335 inline bool get_nav1_has_dme() const { return nav1_has_dme; }
336 inline bool get_nav1_dme_inrange () const {
337 return nav1_inrange && nav1_has_dme;
339 inline bool get_nav1_has_gs() const { return nav1_has_gs; }
340 inline bool get_nav1_loc() const { return nav1_loc; }
341 inline double get_nav1_loclon() const { return nav1_loclon; }
342 inline double get_nav1_loclat() const { return nav1_loclat; }
343 inline double get_nav1_loc_dist() const { return nav1_loc_dist; }
344 inline double get_nav1_gslon() const { return nav1_gslon; }
345 inline double get_nav1_gslat() const { return nav1_gslat; }
346 inline double get_nav1_gs_dist() const { return nav1_gs_dist; }
347 inline double get_nav1_elev() const { return nav1_elev; }
348 inline double get_nav1_heading() const { return nav1_heading; }
349 inline double get_nav1_radial() const { return nav1_radial; }
350 inline double get_nav1_target_gs() const { return nav1_target_gs; }
351 inline double get_nav1_magvar() const { return nav1_magvar; }
352 double get_nav1_heading_needle_deflection() const;
353 double get_nav1_gs_needle_deflection() const;
354 inline double get_nav1_vol_btn() const { return nav1_vol_btn; }
355 inline bool get_nav1_ident_btn() const { return nav1_ident_btn; }
357 inline bool get_nav2_inrange() const { return nav2_inrange; }
358 bool get_nav2_to_flag () const;
359 bool get_nav2_from_flag () const;
360 inline bool get_nav2_has_dme() const { return nav2_has_dme; }
361 inline bool get_nav2_dme_inrange () const {
362 return nav2_inrange && nav2_has_dme;
364 inline bool get_nav2_has_gs() const { return nav2_has_gs; }
365 inline bool get_nav2_loc() const { return nav2_loc; }
366 inline double get_nav2_loclon() const { return nav2_loclon; }
367 inline double get_nav2_loclat() const { return nav2_loclat; }
368 inline double get_nav2_loc_dist() const { return nav2_loc_dist; }
369 inline double get_nav2_gslon() const { return nav2_gslon; }
370 inline double get_nav2_gslat() const { return nav2_gslat; }
371 inline double get_nav2_gs_dist() const { return nav2_gs_dist; }
372 inline double get_nav2_elev() const { return nav2_elev; }
373 inline double get_nav2_heading() const { return nav2_heading; }
374 inline double get_nav2_radial() const { return nav2_radial; }
375 inline double get_nav2_target_gs() const { return nav2_target_gs; }
376 inline double get_nav2_magvar() const { return nav2_magvar; }
377 double get_nav2_heading_needle_deflection() const;
378 double get_nav2_gs_needle_deflection() const;
379 inline double get_nav2_vol_btn() const { return nav2_vol_btn; }
380 inline bool get_nav2_ident_btn() const { return nav2_ident_btn; }
382 inline bool get_dme_inrange () const { return dme_inrange; }
383 inline double get_dme_dist () const { return dme_dist; }
384 inline double get_dme_spd () const { return dme_spd; }
385 inline double get_dme_ete () const { return dme_ete; }
387 inline bool get_adf_inrange() const { return adf_inrange; }
388 inline double get_adf_lon() const { return adf_lon; }
389 inline double get_adf_lat() const { return adf_lat; }
390 inline double get_adf_heading() const { return adf_heading; }
391 inline double get_adf_vol_btn() const { return adf_vol_btn; }
392 inline bool get_adf_ident_btn() const { return adf_ident_btn; }
396 extern FGRadioStack *current_radiostack;
398 #endif // _FG_RADIOSTACK_HXX