-// FGAIBase - abstract base class for AI objects
+// FGAIBase.hxx - abstract base class for AI objects
// Written by David Culp, started Nov 2003, based on
// David Luff's FGAIEntity class.
// - davidculp2@comcast.net
#define _FG_AIBASE_HXX
#include <string>
+#include <list>
#include <simgear/constants.h>
#include <simgear/math/point3d.hxx>
#include <simgear/scene/model/placement.hxx>
+#include <simgear/misc/sg_path.hxx>
#include <Main/fg_props.hxx>
-#include "AIFlightPlan.hxx"
SG_USING_STD(string);
+SG_USING_STD(list);
class FGAIManager;
+class FGAIFlightPlan;
+
+
+struct ParkPosition {
+ ParkPosition(const ParkPosition& pp)
+ : name(pp.name), offset(pp.offset), heading_deg(pp.heading_deg)
+ {}
+ ParkPosition(const string& n, const Point3D& off = Point3D(), double heading = 0)
+ : name(n), offset(off), heading_deg(heading)
+ {}
+ string name;
+ Point3D offset;
+ double heading_deg;
+};
+
+typedef struct {
+ string callsign;
+
+ // can be aircraft, ship, storm, thermal, static or ballistic
+ string m_type;
+ string m_class;
+ string path;
+ string flightplan;
+
+ FGAIFlightPlan *fp;
+
+ double repeat; // in seconds
+ double latitude; // used if no flightplan defined
+ double longitude; // used if no flightplan defined
+ double altitude; // used if no flightplan defined
+ double speed; // used if no flightplan defined
+ double heading; // used if no flightplan defined
+ double roll; // used if no flightplan defined
+ double azimuth; // used by ballistic objects
+ double elevation; // used by ballistic objects
+ double rudder; // used by ship objects
+ double strength; // used by thermal and storm objects
+ double diameter; // used by thermal and storm objects
+ double height_msl; // used by thermal and storm objects
+ double eda; // used by ballistic objects
+ double life; // life span in seconds
+ double buoyancy; // acceleration in ft per sec2
+ double wind_from_east; // in feet per second
+ double wind_from_north; // in feet per second
+ double cd; // coefficient of drag
+ bool wind; // if true, model reacts to parent wind
+ double mass; // in slugs
+ bool aero_stabilised; // if true, ballistic object aligns with trajectory
+ list<string> solid_objects; // List of solid object names
+ list<string> wire_objects; // List of wire object names
+ list<string> catapult_objects; // List of catapult object names
+ list<ParkPosition> ppositions; // List of positions on a carrier where an aircraft can start.
+ Point3D flols_offset; // used by carrier objects, in meters
+ double radius; // used by ship objects, in feet
+ string name; // used by carrier objects
+ string pennant_number; // used by carrier objects
+ string acType; // used by aircraft objects
+ string company; // used by aircraft objects
+ string TACAN_channel_ID; // used by carrier objects
+ double max_lat; // used by carrier objects
+ double min_lat; // used by carrier objects
+ double max_long; // used by carrier objects
+ double min_long; // used by carrier objects
+
+} FGAIModelEntity;
+
class FGAIBase {
FGAIBase();
virtual ~FGAIBase();
virtual void update(double dt);
- inline Point3D GetPos() { return(pos); }
+ inline const Point3D& GetPos() const { return(pos); }
- enum object_type { otNull, otAircraft, otShip, otBallistic,
- otRocket, otStorm, otThermal };
+ enum object_type { otNull = 0, otAircraft, otShip, otCarrier, otBallistic,
+ otRocket, otStorm, otThermal, otStatic,
+ MAX_OBJECTS }; // Needs to be last!!!
virtual bool init();
virtual void bind();
void setLatitude( double latitude );
void setLongitude( double longitude );
void setBank( double bank );
+ void setRadius ( double radius );
+ void setXoffset( double x_offset );
+ void setYoffset( double y_offset );
+ void setZoffset( double z_offset );
+
+ int getID() const;
- void setID( int ID );
- int getID();
void setDie( bool die );
bool getDie();
+ Point3D getCartPosAt(const Point3D& off) const;
+ Point3D getGeocPosAt(const Point3D& off) const;
+
protected:
- SGPropertyNode *props;
+ SGPropertyNode_ptr props;
FGAIManager* manager;
// these describe the model's actual state
double pitch; // degrees, nose-down is negative
double speed; // knots true airspeed
double altitude; // meters above sea level
- double vs; // vertical speed, feet per minute
+ double vs; // vertical speed, feet per minute
+ double turn_radius_ft; // turn radius ft at 15 kts rudder angle 15 degrees
double ft_per_deg_lon;
double ft_per_deg_lat;
ssgBranch * model; //The 3D model object
SGModelPlacement aip;
bool delete_me;
- int id;
bool invisible;
bool no_roll;
+ double life;
FGAIFlightPlan *fp;
void Transform();
-
+ void CalculateMach();
double UpdateRadar(FGAIManager* manager);
string _type_str;
object_type _otype;
int index;
+ static int _newAIModelID();
+
+private:
+ const int _refID;
+
public:
object_type getType();
double _getY_shift() const;
double _getRotation() const;
+ double rho;
+ double T; // temperature, degs farenheit
+ double p; // pressure lbs/sq ft
+ double a; // speed of sound at altitude (ft/s)
+ double Mach; // Mach number
+
+ static const double e;
+ static const double lbs_to_slugs;
+
inline double _getRange() { return range; };
+ ssgBranch * load3DModel(const string& fg_root,
+ const string &path,
+ SGPropertyNode *prop_root,
+ double sim_time_sec);
static bool _isNight();
};
speed = tgt_speed = speed_KTAS;
}
+inline void FGAIBase::setRadius( double radius ) {
+ turn_radius_ft = radius;
+}
+
inline void FGAIBase::setHeading( double heading ) {
hdg = tgt_heading = heading;
}
inline void FGAIBase::setDie( bool die ) { delete_me = die; }
inline bool FGAIBase::getDie() { return delete_me; }
-inline void FGAIBase::setID( int ID ) { id = ID; }
-inline int FGAIBase::getID() { return id; }
-
inline FGAIBase::object_type FGAIBase::getType() { return _otype; }
+
+
#endif // _FG_AIBASE_HXX