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flightgear/src/AIModel/AICarrier.hxx

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// FGAICarrier - AIShip-derived class creates an AI aircraft carrier
//
// Written by David Culp, started October 2004.
//
// Copyright (C) 2004 David P. Culp - davidculp2@comcast.net
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#ifndef _FG_AICARRIER_HXX
#define _FG_AICARRIER_HXX
#include <string>
#include <list>
#include <plib/ssg.h>
#include <simgear/compiler.h>
SG_USING_STD(string);
SG_USING_STD(list);
#include "AIShip.hxx"
#include "AIManager.hxx"
#include "AIBase.hxx"
class FGAIManager;
class FGAICarrier;
class FGAICarrierHardware : public ssgBase {
public:
enum Type { Catapult, Wire, Solid };
FGAICarrier *carrier;
int id;
Type type;
static FGAICarrierHardware* newCatapult(FGAICarrier *c) {
FGAICarrierHardware* ch = new FGAICarrierHardware;
ch->carrier = c;
ch->type = Catapult;
ch->id = unique_id++;
return ch;
}
static FGAICarrierHardware* newWire(FGAICarrier *c) {
FGAICarrierHardware* ch = new FGAICarrierHardware;
ch->carrier = c;
ch->type = Wire;
ch->id = unique_id++;
return ch;
}
static FGAICarrierHardware* newSolid(FGAICarrier *c) {
FGAICarrierHardware* ch = new FGAICarrierHardware;
ch->carrier = c;
ch->type = Solid;
ch->id = unique_id++;
return ch;
}
private:
static int unique_id;
};
class FGAICarrier : public FGAIShip {
public:
FGAICarrier();
virtual ~FGAICarrier();
virtual void readFromScenario(SGPropertyNode* scFileNode);
void setSign(const string& );
void setTACANChannelID(const string &);
void getVelocityWrtEarth(sgdVec3& v, sgdVec3& omega, sgdVec3& pivot);
virtual void bind();
virtual void unbind();
void UpdateFlols ( const sgdMat3& trans );
void UpdateWind ( double dt );
void setWind_from_east( double fps );
void setWind_from_north( double fps );
void setMaxLat( double deg );
void setMinLat( double deg );
void setMaxLong( double deg );
void setMinLong( double deg );
void TurnToLaunch();
void TurnToBase();
void ReturnToBox();
float Horizon(float h);
bool OutsideBox();
bool init();
virtual const char* getTypeString(void) const { return "carrier"; }
bool getParkPosition(const string& id, Point3D& geodPos,
double& hdng, sgdVec3 uvw);
private:
/// Is sufficient to be private, stores a possible position to place an
/// aircraft on start
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;
};
void update(double dt);
void mark_nohot(ssgEntity*);
bool mark_wires(ssgEntity*, const list<string>&, bool = false);
bool mark_cat(ssgEntity*, const list<string>&, bool = false);
bool mark_solid(ssgEntity*, const list<string>&, bool = false);
double wind_from_east; // fps
double wind_from_north; // fps
double rel_wind_speed_kts;
double rel_wind_from_deg;
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 where an aircraft can start.
string sign; // The sign of this carrier.
// Velocity wrt earth.
sgdVec3 vel_wrt_earth;
sgdVec3 rot_wrt_earth;
sgdVec3 rot_pivot_wrt_earth;
// these describe the flols
Point3D flols_off;
double dist; // the distance of the eyepoint from the flols
double angle;
int source; // the flols light which is visible at the moment
bool wave_off_lights;
// these are for maneuvering the carrier
Point3D carrierpos;
Point3D initialpos;
double wind_speed_from_north_kts ;
double wind_speed_from_east_kts ;
double wind_speed_kts; //true wind speed
double wind_from_deg; //true wind direction
double rel_wind;
double max_lat, min_lat, max_long, min_long;
double base_course, base_speed;
bool turn_to_launch_hdg;
bool returning; // set if the carrier is returning to an operating box
bool InToWind(); // set if the carrier is in to wind
SGPropertyNode_ptr _longitude_node;
SGPropertyNode_ptr _latitude_node;
SGPropertyNode_ptr _altitude_node;
SGPropertyNode_ptr _surface_wind_from_deg_node;
SGPropertyNode_ptr _surface_wind_speed_node;
// this is for tacan
string TACAN_channel_id;
// these are for moving the elevators
void UpdateElevator( double dt, double transition_time);
double step;
double pos_norm, raw_pos_norm;
double transition_time, time_constant;
bool elevators;
};
#endif // _FG_AICARRIER_HXX