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>
35 #include <Navaids/ilslist.hxx>
36 #include <Navaids/navlist.hxx>
37 #include <Sound/beacon.hxx>
38 #include <Sound/morse.hxx>
41 class FGRadioStack : public FGSubsystem
46 SGInterpTable *term_tbl;
47 SGInterpTable *low_tbl;
48 SGInterpTable *high_tbl;
50 SGValue * latitudeVal;
51 SGValue * longitudeVal;
52 SGValue * altitudeVal;
57 string nav1_trans_ident;
66 double nav1_sel_radial;
87 double nav1_effective_range;
89 double nav1_target_gs;
95 string nav2_trans_ident;
102 double nav2_alt_freq;
104 double nav2_sel_radial;
110 double nav2_loc_dist;
122 double nav2_dme_dist;
125 double nav2_effective_range;
127 double nav2_target_gs;
137 string adf_trans_ident;
147 double adf_effective_range;
156 // model standard VOR/DME/TACAN service volumes as per AIM 1-1-8
157 double adjustNavRange( double stationElev, double aircraftElev,
158 double nominalRange );
160 // model standard ILS service volumes as per AIM 1-1-9
161 double adjustILSRange( double stationElev, double aircraftElev,
162 double offsetDegrees, double distance );
174 // Update nav/adf radios based on current postition
178 inline void set_nav1_freq( double freq ) {
179 nav1_freq = freq; need_update = true;
181 inline void set_nav1_alt_freq( double freq ) { nav1_alt_freq = freq; }
182 inline void set_nav1_sel_radial( double radial ) {
183 nav1_sel_radial = radial; need_update = true;
185 inline void set_nav1_vol_btn( double val ) {
186 if ( val < 0.0 ) val = 0.0;
187 if ( val > 1.0 ) val = 1.0;
190 inline void set_nav1_ident_btn( bool val ) { nav1_ident_btn = val; }
193 inline void set_nav2_freq( double freq ) {
194 nav2_freq = freq; need_update = true;
196 inline void set_nav2_alt_freq( double freq ) { nav2_alt_freq = freq; }
197 inline void set_nav2_sel_radial( double radial ) {
198 nav2_sel_radial = radial; need_update = true;
200 inline void set_nav2_vol_btn( double val ) {
201 if ( val < 0.0 ) val = 0.0;
202 if ( val > 1.0 ) val = 1.0;
205 inline void set_nav2_ident_btn( bool val ) { nav2_ident_btn = val; }
208 inline void set_adf_freq( double freq ) {
209 adf_freq = freq; need_update = true;
211 inline void set_adf_alt_freq( double freq ) { adf_alt_freq = freq; }
212 inline void set_adf_rotation( double rot ) { adf_rotation = rot; }
213 inline void set_adf_vol_btn( double val ) {
214 if ( val < 0.0 ) val = 0.0;
215 if ( val > 1.0 ) val = 1.0;
218 inline void set_adf_ident_btn( bool val ) { adf_ident_btn = val; }
222 inline double get_nav1_freq () const { return nav1_freq; }
223 inline double get_nav1_alt_freq () const { return nav1_alt_freq; }
224 inline double get_nav1_sel_radial() const { return nav1_sel_radial; }
227 inline double get_nav2_freq () const { return nav2_freq; }
228 inline double get_nav2_alt_freq () const { return nav2_alt_freq; }
229 inline double get_nav2_sel_radial() const { return nav2_sel_radial; }
232 inline double get_adf_freq () const { return adf_freq; }
233 inline double get_adf_alt_freq () const { return adf_alt_freq; }
234 inline double get_adf_rotation () const { return adf_rotation; }
236 // Calculated values.
237 inline bool get_nav1_inrange() const { return nav1_inrange; }
238 bool get_nav1_to_flag () const;
239 bool get_nav1_from_flag () const;
240 inline bool get_nav1_has_dme() const { return nav1_has_dme; }
241 inline bool get_nav1_dme_inrange () const {
242 return nav1_inrange && nav1_has_dme;
244 inline bool get_nav1_has_gs() const { return nav1_has_gs; }
245 inline bool get_nav1_loc() const { return nav1_loc; }
246 inline double get_nav1_loclon() const { return nav1_loclon; }
247 inline double get_nav1_loclat() const { return nav1_loclat; }
248 inline double get_nav1_loc_dist() const { return nav1_loc_dist; }
249 inline double get_nav1_gslon() const { return nav1_gslon; }
250 inline double get_nav1_gslat() const { return nav1_gslat; }
251 inline double get_nav1_gs_dist() const { return nav1_gs_dist; }
252 inline double get_nav1_dmelon() const { return nav1_dmelon; }
253 inline double get_nav1_dmelat() const { return nav1_dmelat; }
254 inline double get_nav1_dme_dist() const { return nav1_dme_dist; }
255 inline double get_nav1_elev() const { return nav1_elev; }
256 inline double get_nav1_heading() const { return nav1_heading; }
257 inline double get_nav1_radial() const { return nav1_radial; }
258 inline double get_nav1_target_gs() const { return nav1_target_gs; }
259 inline double get_nav1_magvar() const { return nav1_magvar; }
260 double get_nav1_heading_needle_deflection() const;
261 double get_nav1_gs_needle_deflection() const;
262 inline double get_nav1_vol_btn() const { return nav1_vol_btn; }
263 inline bool get_nav1_ident_btn() const { return nav1_ident_btn; }
265 inline bool get_nav2_inrange() const { return nav2_inrange; }
266 bool get_nav2_to_flag () const;
267 bool get_nav2_from_flag () const;
268 inline bool get_nav2_has_dme() const { return nav2_has_dme; }
269 inline bool get_nav2_dme_inrange () const {
270 return nav2_inrange && nav2_has_dme;
272 inline bool get_nav2_has_gs() const { return nav2_has_gs; }
273 inline bool get_nav2_loc() const { return nav2_loc; }
274 inline double get_nav2_loclon() const { return nav2_loclon; }
275 inline double get_nav2_loclat() const { return nav2_loclat; }
276 inline double get_nav2_loc_dist() const { return nav2_loc_dist; }
277 inline double get_nav2_gslon() const { return nav2_gslon; }
278 inline double get_nav2_gslat() const { return nav2_gslat; }
279 inline double get_nav2_gs_dist() const { return nav2_gs_dist; }
280 inline double get_nav2_dmelon() const { return nav2_dmelon; }
281 inline double get_nav2_dmelat() const { return nav2_dmelat; }
282 inline double get_nav2_dme_dist() const { return nav2_dme_dist; }
283 inline double get_nav2_elev() const { return nav2_elev; }
284 inline double get_nav2_heading() const { return nav2_heading; }
285 inline double get_nav2_radial() const { return nav2_radial; }
286 inline double get_nav2_target_gs() const { return nav2_target_gs; }
287 inline double get_nav2_magvar() const { return nav2_magvar; }
288 double get_nav2_heading_needle_deflection() const;
289 double get_nav2_gs_needle_deflection() const;
290 inline double get_nav2_vol_btn() const { return nav2_vol_btn; }
291 inline bool get_nav2_ident_btn() const { return nav2_ident_btn; }
293 inline bool get_adf_inrange() const { return adf_inrange; }
294 inline double get_adf_lon() const { return adf_lon; }
295 inline double get_adf_lat() const { return adf_lat; }
296 inline double get_adf_heading() const { return adf_heading; }
297 inline double get_adf_vol_btn() const { return adf_vol_btn; }
298 inline bool get_adf_ident_btn() const { return adf_ident_btn; }
302 extern FGRadioStack *current_radiostack;
304 #endif // _FG_RADIOSTACK_HXX