667e64e1eb
- this exposed a bizarre issue on Mac where dragging in <AGL/agl.h> in extensions.hxx was pulling in all of Carbon to the global namespace - very scary. As a result, I now need to explicitly include CoreFoundation in fg_init.cxx. - change SG_USING_STD(x) to using std::x
102 lines
2.3 KiB
C++
102 lines
2.3 KiB
C++
// adf.hxx - automatic direction finder.
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// Written by David Megginson, started 2003.
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//
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// This file is in the Public Domain and comes with no warranty.
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#ifndef __INSTRUMENTS_ADF_HXX
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#define __INSTRUMENTS_ADF_HXX 1
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#ifndef __cplusplus
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# error This library requires C++
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#endif
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#include <string>
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#include <simgear/math/point3d.hxx>
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#include <simgear/props/props.hxx>
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#include <simgear/structure/subsystem_mgr.hxx>
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#include <Sound/morse.hxx>
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using std::string;
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/**
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* Model an ADF radio.
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*
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* Input properties:
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*
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* /position/longitude-deg
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* /position/latitude-deg
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* /position/altitude-ft
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* /orientation/heading-deg
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* /systems/electrical/outputs/adf
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* /instrumentation/adf/serviceable
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* /instrumentation/adf/error-deg
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* /instrumentation/adf/frequencies/selected-khz
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* /instrumentation/adf/mode
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* /instrumentation/adf/ident-audible
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* /instrumentation/adf/volume-norm
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*
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* Output properties:
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*
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* /instrumentation/adf/in-range
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* /instrumentation/adf/indicated-bearing-deg
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* /instrumentation/adf/ident
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*/
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class ADF : public SGSubsystem
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{
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public:
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ADF ( SGPropertyNode *node );
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virtual ~ADF ();
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virtual void init ();
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virtual void update (double delta_time_sec);
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private:
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void set_bearing (double delta_time_sec, double bearing);
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void search (double frequency, double longitude_rad,
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double latitude_rad, double altitude_m);
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string _name;
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unsigned int _num;
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SGPropertyNode_ptr _longitude_node;
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SGPropertyNode_ptr _latitude_node;
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SGPropertyNode_ptr _altitude_node;
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SGPropertyNode_ptr _heading_node;
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SGPropertyNode_ptr _serviceable_node;
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SGPropertyNode_ptr _error_node;
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SGPropertyNode_ptr _electrical_node;
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SGPropertyNode_ptr _frequency_node;
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SGPropertyNode_ptr _mode_node;
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SGPropertyNode_ptr _in_range_node;
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SGPropertyNode_ptr _bearing_node;
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SGPropertyNode_ptr _ident_node;
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SGPropertyNode_ptr _ident_audible_node;
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SGPropertyNode_ptr _volume_node;
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double _time_before_search_sec;
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int _last_frequency_khz;
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bool _transmitter_valid;
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string _last_ident;
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SGGeod _transmitter_pos;
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SGVec3d _transmitter_cart;
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double _transmitter_range_nm;
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FGMorse morse;
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int _ident_count;
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time_t _last_ident_time;
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double _last_volume;
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string _adf_ident;
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};
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#endif // __INSTRUMENTS_ADF_HXX
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