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/morse.hxx>
40 class FGRadioStack : public FGSubsystem
44 SGInterpTable *term_tbl;
45 SGInterpTable *low_tbl;
46 SGInterpTable *high_tbl;
48 SGValue * latitudeVal;
49 SGValue * longitudeVal;
50 SGValue * altitudeVal;
55 string nav1_trans_ident;
64 double nav1_sel_radial;
85 double nav1_effective_range;
87 double nav1_target_gs;
93 string nav2_trans_ident;
100 double nav2_alt_freq;
102 double nav2_sel_radial;
108 double nav2_loc_dist;
120 double nav2_dme_dist;
123 double nav2_effective_range;
125 double nav2_target_gs;
131 string adf_trans_ident;
141 double adf_effective_range;
150 // model standard VOR/DME/TACAN service volumes as per AIM 1-1-8
151 double adjustNavRange( double stationElev, double aircraftElev,
152 double nominalRange );
154 // model standard ILS service volumes as per AIM 1-1-9
155 double adjustILSRange( double stationElev, double aircraftElev,
156 double offsetDegrees, double distance );
168 // Update nav/adf radios based on current postition
172 inline void set_nav1_freq( double freq ) {
173 nav1_freq = freq; need_update = true;
175 inline void set_nav1_alt_freq( double freq ) { nav1_alt_freq = freq; }
176 inline void set_nav1_sel_radial( double radial ) {
177 nav1_sel_radial = radial; need_update = true;
179 inline void set_nav1_vol_btn( double val ) {
180 if ( val < 0.0 ) val = 0.0;
181 if ( val > 1.0 ) val = 1.0;
184 inline void set_nav1_ident_btn( bool val ) { nav1_ident_btn = val; }
187 inline void set_nav2_freq( double freq ) {
188 nav2_freq = freq; need_update = true;
190 inline void set_nav2_alt_freq( double freq ) { nav2_alt_freq = freq; }
191 inline void set_nav2_sel_radial( double radial ) {
192 nav2_sel_radial = radial; need_update = true;
194 inline void set_nav2_vol_btn( double val ) {
195 if ( val < 0.0 ) val = 0.0;
196 if ( val > 1.0 ) val = 1.0;
199 inline void set_nav2_ident_btn( bool val ) { nav2_ident_btn = val; }
202 inline void set_adf_freq( double freq ) {
203 adf_freq = freq; need_update = true;
205 inline void set_adf_alt_freq( double freq ) { adf_alt_freq = freq; }
206 inline void set_adf_rotation( double rot ) { adf_rotation = rot; }
207 inline void set_adf_vol_btn( double val ) {
208 if ( val < 0.0 ) val = 0.0;
209 if ( val > 1.0 ) val = 1.0;
212 inline void set_adf_ident_btn( bool val ) { adf_ident_btn = val; }
216 inline double get_nav1_freq () const { return nav1_freq; }
217 inline double get_nav1_alt_freq () const { return nav1_alt_freq; }
218 inline double get_nav1_sel_radial() const { return nav1_sel_radial; }
221 inline double get_nav2_freq () const { return nav2_freq; }
222 inline double get_nav2_alt_freq () const { return nav2_alt_freq; }
223 inline double get_nav2_sel_radial() const { return nav2_sel_radial; }
226 inline double get_adf_freq () const { return adf_freq; }
227 inline double get_adf_alt_freq () const { return adf_alt_freq; }
228 inline double get_adf_rotation () const { return adf_rotation; }
230 // Calculated values.
231 inline bool get_nav1_inrange() const { return nav1_inrange; }
232 bool get_nav1_to_flag () const;
233 bool get_nav1_from_flag () const;
234 inline bool get_nav1_has_dme() const { return nav1_has_dme; }
235 inline bool get_nav1_dme_inrange () const {
236 return nav1_inrange && nav1_has_dme;
238 inline bool get_nav1_has_gs() const { return nav1_has_gs; }
239 inline bool get_nav1_loc() const { return nav1_loc; }
240 inline double get_nav1_loclon() const { return nav1_loclon; }
241 inline double get_nav1_loclat() const { return nav1_loclat; }
242 inline double get_nav1_loc_dist() const { return nav1_loc_dist; }
243 inline double get_nav1_gslon() const { return nav1_gslon; }
244 inline double get_nav1_gslat() const { return nav1_gslat; }
245 inline double get_nav1_gs_dist() const { return nav1_gs_dist; }
246 inline double get_nav1_dmelon() const { return nav1_dmelon; }
247 inline double get_nav1_dmelat() const { return nav1_dmelat; }
248 inline double get_nav1_dme_dist() const { return nav1_dme_dist; }
249 inline double get_nav1_elev() const { return nav1_elev; }
250 inline double get_nav1_heading() const { return nav1_heading; }
251 inline double get_nav1_radial() const { return nav1_radial; }
252 inline double get_nav1_target_gs() const { return nav1_target_gs; }
253 inline double get_nav1_magvar() const { return nav1_magvar; }
254 double get_nav1_heading_needle_deflection() const;
255 double get_nav1_gs_needle_deflection() const;
256 inline double get_nav1_vol_btn() const { return nav1_vol_btn; }
257 inline bool get_nav1_ident_btn() const { return nav1_ident_btn; }
259 inline bool get_nav2_inrange() const { return nav2_inrange; }
260 bool get_nav2_to_flag () const;
261 bool get_nav2_from_flag () const;
262 inline bool get_nav2_has_dme() const { return nav2_has_dme; }
263 inline bool get_nav2_dme_inrange () const {
264 return nav2_inrange && nav2_has_dme;
266 inline bool get_nav2_has_gs() const { return nav2_has_gs; }
267 inline bool get_nav2_loc() const { return nav2_loc; }
268 inline double get_nav2_loclon() const { return nav2_loclon; }
269 inline double get_nav2_loclat() const { return nav2_loclat; }
270 inline double get_nav2_loc_dist() const { return nav2_loc_dist; }
271 inline double get_nav2_gslon() const { return nav2_gslon; }
272 inline double get_nav2_gslat() const { return nav2_gslat; }
273 inline double get_nav2_gs_dist() const { return nav2_gs_dist; }
274 inline double get_nav2_dmelon() const { return nav2_dmelon; }
275 inline double get_nav2_dmelat() const { return nav2_dmelat; }
276 inline double get_nav2_dme_dist() const { return nav2_dme_dist; }
277 inline double get_nav2_elev() const { return nav2_elev; }
278 inline double get_nav2_heading() const { return nav2_heading; }
279 inline double get_nav2_radial() const { return nav2_radial; }
280 inline double get_nav2_target_gs() const { return nav2_target_gs; }
281 inline double get_nav2_magvar() const { return nav2_magvar; }
282 double get_nav2_heading_needle_deflection() const;
283 double get_nav2_gs_needle_deflection() const;
284 inline double get_nav2_vol_btn() const { return nav2_vol_btn; }
285 inline bool get_nav2_ident_btn() const { return nav2_ident_btn; }
287 inline bool get_adf_inrange() const { return adf_inrange; }
288 inline double get_adf_lon() const { return adf_lon; }
289 inline double get_adf_lat() const { return adf_lat; }
290 inline double get_adf_heading() const { return adf_heading; }
291 inline double get_adf_vol_btn() const { return adf_vol_btn; }
292 inline bool get_adf_ident_btn() const { return adf_ident_btn; }
296 extern FGRadioStack *current_radiostack;
298 #endif // _FG_RADIOSTACK_HXX