315 lines
10 KiB
C++
315 lines
10 KiB
C++
// radiostack.hxx -- class to manage an instance of the radio stack
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//
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// Written by Curtis Olson, started April 2000.
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//
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// Copyright (C) 2000 Curtis L. Olson - curt@flightgear.org
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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// $Id$
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#ifndef _FG_RADIOSTACK_HXX
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#define _FG_RADIOSTACK_HXX
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#include <Main/fgfs.hxx>
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#include <Main/fg_props.hxx>
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#include <simgear/compiler.h>
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#include <simgear/math/interpolater.hxx>
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#include <simgear/timing/timestamp.hxx>
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#include <Navaids/ilslist.hxx>
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#include <Navaids/navlist.hxx>
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#include <Sound/beacon.hxx>
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#include <Sound/morse.hxx>
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class FGRadioStack : public FGSubsystem
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{
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FGBeacon beacon;
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FGMorse morse;
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SGInterpTable *term_tbl;
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SGInterpTable *low_tbl;
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SGInterpTable *high_tbl;
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SGValue * latitudeVal;
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SGValue * longitudeVal;
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SGValue * altitudeVal;
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bool need_update;
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string nav1_ident;
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string nav1_trans_ident;
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bool nav1_valid;
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bool nav1_inrange;
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bool nav1_has_dme;
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bool nav1_has_gs;
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bool nav1_loc;
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double nav1_freq;
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double nav1_alt_freq;
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double nav1_radial;
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double nav1_sel_radial;
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double nav1_loclon;
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double nav1_loclat;
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double nav1_x;
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double nav1_y;
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double nav1_z;
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double nav1_loc_dist;
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double nav1_gslon;
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double nav1_gslat;
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double nav1_gs_x;
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double nav1_gs_y;
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double nav1_gs_z;
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double nav1_gs_dist;
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double nav1_dmelon;
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double nav1_dmelat;
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double nav1_dme_x;
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double nav1_dme_y;
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double nav1_dme_z;
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double nav1_dme_dist;
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double nav1_elev;
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double nav1_range;
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double nav1_effective_range;
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double nav1_heading;
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double nav1_target_gs;
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double nav1_magvar;
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double nav1_vol_btn;
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bool nav1_ident_btn;
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string nav2_ident;
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string nav2_trans_ident;
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bool nav2_valid;
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bool nav2_inrange;
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bool nav2_has_dme;
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bool nav2_has_gs;
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bool nav2_loc;
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double nav2_freq;
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double nav2_alt_freq;
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double nav2_radial;
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double nav2_sel_radial;
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double nav2_loclon;
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double nav2_loclat;
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double nav2_x;
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double nav2_y;
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double nav2_z;
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double nav2_loc_dist;
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double nav2_gslon;
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double nav2_gslat;
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double nav2_gs_x;
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double nav2_gs_y;
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double nav2_gs_z;
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double nav2_gs_dist;
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double nav2_dmelon;
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double nav2_dmelat;
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double nav2_dme_x;
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double nav2_dme_y;
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double nav2_dme_z;
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double nav2_dme_dist;
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double nav2_elev;
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double nav2_range;
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double nav2_effective_range;
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double nav2_heading;
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double nav2_target_gs;
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double nav2_magvar;
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double nav2_vol_btn;
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bool nav2_ident_btn;
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bool outer_marker;
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bool middle_marker;
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bool inner_marker;
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SGTimeStamp blink;
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bool outer_blink;
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bool middle_blink;
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bool inner_blink;
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string adf_ident;
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string adf_trans_ident;
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bool adf_valid;
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bool adf_inrange;
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double adf_freq;
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double adf_alt_freq;
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double adf_rotation;
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double adf_lon;
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double adf_lat;
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double adf_elev;
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double adf_range;
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double adf_effective_range;
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double adf_dist;
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double adf_heading;
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double adf_x;
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double adf_y;
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double adf_z;
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double adf_vol_btn;
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bool adf_ident_btn;
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// model standard VOR/DME/TACAN service volumes as per AIM 1-1-8
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double adjustNavRange( double stationElev, double aircraftElev,
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double nominalRange );
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// model standard ILS service volumes as per AIM 1-1-9
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double adjustILSRange( double stationElev, double aircraftElev,
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double offsetDegrees, double distance );
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public:
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FGRadioStack();
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~FGRadioStack();
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void init ();
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void bind ();
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void unbind ();
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void update ();
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// Update nav/adf radios based on current postition
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void search ();
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// NAV1 Setters
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inline void set_nav1_freq( double freq ) {
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nav1_freq = freq; need_update = true;
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}
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inline void set_nav1_alt_freq( double freq ) { nav1_alt_freq = freq; }
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inline void set_nav1_sel_radial( double radial ) {
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nav1_sel_radial = radial; need_update = true;
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}
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inline void set_nav1_vol_btn( double val ) {
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if ( val < 0.0 ) val = 0.0;
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if ( val > 1.0 ) val = 1.0;
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nav1_vol_btn = val;
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}
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inline void set_nav1_ident_btn( bool val ) { nav1_ident_btn = val; }
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// NAV2 Setters
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inline void set_nav2_freq( double freq ) {
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nav2_freq = freq; need_update = true;
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}
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inline void set_nav2_alt_freq( double freq ) { nav2_alt_freq = freq; }
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inline void set_nav2_sel_radial( double radial ) {
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nav2_sel_radial = radial; need_update = true;
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}
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inline void set_nav2_vol_btn( double val ) {
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if ( val < 0.0 ) val = 0.0;
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if ( val > 1.0 ) val = 1.0;
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nav2_vol_btn = val;
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}
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inline void set_nav2_ident_btn( bool val ) { nav2_ident_btn = val; }
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// ADF Setters
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inline void set_adf_freq( double freq ) {
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adf_freq = freq; need_update = true;
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}
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inline void set_adf_alt_freq( double freq ) { adf_alt_freq = freq; }
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inline void set_adf_rotation( double rot ) { adf_rotation = rot; }
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inline void set_adf_vol_btn( double val ) {
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if ( val < 0.0 ) val = 0.0;
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if ( val > 1.0 ) val = 1.0;
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adf_vol_btn = val;
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}
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inline void set_adf_ident_btn( bool val ) { adf_ident_btn = val; }
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// NAV1 Accessors
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inline double get_nav1_freq () const { return nav1_freq; }
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inline double get_nav1_alt_freq () const { return nav1_alt_freq; }
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inline double get_nav1_sel_radial() const { return nav1_sel_radial; }
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// NAV2 Accessors
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inline double get_nav2_freq () const { return nav2_freq; }
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inline double get_nav2_alt_freq () const { return nav2_alt_freq; }
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inline double get_nav2_sel_radial() const { return nav2_sel_radial; }
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// ADF Accessors
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inline double get_adf_freq () const { return adf_freq; }
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inline double get_adf_alt_freq () const { return adf_alt_freq; }
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inline double get_adf_rotation () const { return adf_rotation; }
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// Marker Beacon Accessors
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inline bool get_inner_blink () const { return inner_blink; }
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inline bool get_middle_blink () const { return middle_blink; }
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inline bool get_outer_blink () const { return outer_blink; }
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// Calculated values.
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inline bool get_nav1_inrange() const { return nav1_inrange; }
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bool get_nav1_to_flag () const;
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bool get_nav1_from_flag () const;
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inline bool get_nav1_has_dme() const { return nav1_has_dme; }
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inline bool get_nav1_dme_inrange () const {
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return nav1_inrange && nav1_has_dme;
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}
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inline bool get_nav1_has_gs() const { return nav1_has_gs; }
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inline bool get_nav1_loc() const { return nav1_loc; }
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inline double get_nav1_loclon() const { return nav1_loclon; }
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inline double get_nav1_loclat() const { return nav1_loclat; }
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inline double get_nav1_loc_dist() const { return nav1_loc_dist; }
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inline double get_nav1_gslon() const { return nav1_gslon; }
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inline double get_nav1_gslat() const { return nav1_gslat; }
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inline double get_nav1_gs_dist() const { return nav1_gs_dist; }
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inline double get_nav1_dmelon() const { return nav1_dmelon; }
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inline double get_nav1_dmelat() const { return nav1_dmelat; }
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inline double get_nav1_dme_dist() const { return nav1_dme_dist; }
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inline double get_nav1_elev() const { return nav1_elev; }
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inline double get_nav1_heading() const { return nav1_heading; }
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inline double get_nav1_radial() const { return nav1_radial; }
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inline double get_nav1_target_gs() const { return nav1_target_gs; }
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inline double get_nav1_magvar() const { return nav1_magvar; }
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double get_nav1_heading_needle_deflection() const;
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double get_nav1_gs_needle_deflection() const;
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inline double get_nav1_vol_btn() const { return nav1_vol_btn; }
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inline bool get_nav1_ident_btn() const { return nav1_ident_btn; }
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inline bool get_nav2_inrange() const { return nav2_inrange; }
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bool get_nav2_to_flag () const;
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bool get_nav2_from_flag () const;
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inline bool get_nav2_has_dme() const { return nav2_has_dme; }
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inline bool get_nav2_dme_inrange () const {
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return nav2_inrange && nav2_has_dme;
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}
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inline bool get_nav2_has_gs() const { return nav2_has_gs; }
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inline bool get_nav2_loc() const { return nav2_loc; }
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inline double get_nav2_loclon() const { return nav2_loclon; }
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inline double get_nav2_loclat() const { return nav2_loclat; }
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inline double get_nav2_loc_dist() const { return nav2_loc_dist; }
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inline double get_nav2_gslon() const { return nav2_gslon; }
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inline double get_nav2_gslat() const { return nav2_gslat; }
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inline double get_nav2_gs_dist() const { return nav2_gs_dist; }
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inline double get_nav2_dmelon() const { return nav2_dmelon; }
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inline double get_nav2_dmelat() const { return nav2_dmelat; }
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inline double get_nav2_dme_dist() const { return nav2_dme_dist; }
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inline double get_nav2_elev() const { return nav2_elev; }
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inline double get_nav2_heading() const { return nav2_heading; }
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inline double get_nav2_radial() const { return nav2_radial; }
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inline double get_nav2_target_gs() const { return nav2_target_gs; }
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inline double get_nav2_magvar() const { return nav2_magvar; }
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double get_nav2_heading_needle_deflection() const;
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double get_nav2_gs_needle_deflection() const;
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inline double get_nav2_vol_btn() const { return nav2_vol_btn; }
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inline bool get_nav2_ident_btn() const { return nav2_ident_btn; }
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inline bool get_adf_inrange() const { return adf_inrange; }
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inline double get_adf_lon() const { return adf_lon; }
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inline double get_adf_lat() const { return adf_lat; }
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inline double get_adf_heading() const { return adf_heading; }
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inline double get_adf_vol_btn() const { return adf_vol_btn; }
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inline bool get_adf_ident_btn() const { return adf_ident_btn; }
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};
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extern FGRadioStack *current_radiostack;
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#endif // _FG_RADIOSTACK_HXX
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