1 // FGAIShip - AIBase derived class creates an AI ship
3 // Written by David Culp, started November 2003.
4 // with major amendments and additions by Vivian Meazza, 2004 - 2007
6 // Copyright (C) 2003 David P. Culp - davidculp2@comcast.net
8 // This program is free software; you can redistribute it and/or
9 // modify it under the terms of the GNU General Public License as
10 // published by the Free Software Foundation; either version 2 of the
11 // License, or (at your option) any later version.
13 // This program is distributed in the hope that it will be useful, but
14 // WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 // General Public License for more details.
18 // You should have received a copy of the GNU General Public License
19 // along with this program; if not, write to the Free Software
20 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
22 #ifndef _FG_AISHIP_HXX
23 #define _FG_AISHIP_HXX
26 #include "AIFlightPlan.hxx"
27 #include <simgear/scene/material/mat.hxx>
31 class FGAIShip : public FGAIBase {
35 FGAIShip(object_type ot = otShip);
38 virtual void readFromScenario(SGPropertyNode* scFileNode);
40 virtual bool init(bool search_in_AI_path=false);
42 virtual void update(double dt);
43 virtual void reinit();
45 void setFlightPlan(FGAIFlightPlan* f);
46 void setRudder(float r);
47 void setRoll(double rl);
48 void ProcessFlightPlan( double dt);
49 void AccelTo(double speed);
50 void PitchTo(double angle);
51 void RollTo(double angle);
52 void YawTo(double angle);
53 void ClimbTo(double altitude);
54 void TurnTo(double heading);
55 void setCurrName(const string&);
56 void setNextName(const string&);
57 void setPrevName(const string&);
58 void setLeadAngleGain(double g);
59 void setLeadAngleLimit(double l);
60 void setLeadAngleProp(double p);
61 void setRudderConstant(double rc);
62 void setSpeedConstant(double sc);
63 void setFixedTurnRadius(double ft);
64 void setRollFactor(double rf);
66 void setTunnel(bool t);
67 void setInitialTunnel(bool t);
72 double sign(double x);
78 bool _tunnel, _initial_tunnel;
81 virtual const char* getTypeString(void) const { return "ship"; }
82 double _rudder_constant, _speed_constant, _hdg_constant, _limit ;
83 double _elevation_m, _elevation_ft;
84 double _missed_range, _tow_angle, _wait_count, _missed_count,_wp_range;
85 double _dt_count, _next_run;
87 FGAIWaypoint* prev; // the one behind you
88 FGAIWaypoint* curr; // the one ahead
89 FGAIWaypoint* next; // the next plus 1
96 void setRepeat(bool r);
97 void setRestart(bool r);
98 void setMissed(bool m);
100 void setServiceable(bool s);
102 void setStartTime(const string&);
103 void setUntilTime(const string&);
106 void setXTrackError();
110 const SGMaterial* _material;
112 double getRange(double lat, double lon, double lat2, double lon2) const;
113 double getCourse(double lat, double lon, double lat2, double lon2) const;
114 double getDaySeconds();
115 double processTimeString(const string& time);
117 bool initFlightPlan();
118 bool advanceFlightPlan (double elapsed_sec, double day_sec);
120 float _rudder, _tgt_rudder;
122 double _roll_constant, _roll_factor;
123 double _sp_turn_radius_ft, _rd_turn_radius_ft, _fixed_turn_radius;
124 double _old_range, _range_rate;
125 double _missed_time_sec;
129 double _lead_angle_gain, _lead_angle_limit, _proportion;
131 double _xtrack_error;
132 double _curr_alt, _prev_alt;
134 string _prev_name, _curr_name, _next_name;
136 string _start_time, _until_time;
145 #endif // _FG_AISHIP_HXX