1 // AIManager.hxx - David Culp - based on:
2 // AIMgr.hxx - definition of FGAIMgr
3 // - a global management class for FlightGear generated AI traffic
5 // Written by David Luff, started March 2002.
7 // Copyright (C) 2002 David C Luff - david.luff@nottingham.ac.uk
9 // This program is free software; you can redistribute it and/or
10 // modify it under the terms of the GNU General Public License as
11 // published by the Free Software Foundation; either version 2 of the
12 // License, or (at your option) any later version.
14 // This program is distributed in the hope that it will be useful, but
15 // WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 // General Public License for more details.
19 // You should have received a copy of the GNU General Public License
20 // along with this program; if not, write to the Free Software
21 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
23 #ifndef _FG_AIMANAGER_HXX
24 #define _FG_AIMANAGER_HXX
29 #include <simgear/structure/subsystem_mgr.hxx>
30 #include <simgear/structure/SGSharedPtr.hxx>
31 #include <simgear/props/props_io.hxx>
33 #include <Main/fg_props.hxx>
35 #include <AIModel/AIBase.hxx>
36 #include <AIModel/AIFlightPlan.hxx>
38 #include <Traffic/SchedFlight.hxx>
39 #include <Traffic/Schedule.hxx>
43 typedef SGSharedPtr<FGAIBase> FGAIBasePtr;
45 class FGAIManager : public SGSubsystem
50 virtual ~FGAIManager();
53 virtual void shutdown();
58 void update(double dt);
59 void updateLOD(SGPropertyNode* node);
60 void attach(FGAIBase *model);
62 const FGAIBase *calcCollision(double alt, double lat, double lon, double fuse_range);
64 inline double get_user_heading() const { return user_heading; }
65 inline double get_user_pitch() const { return user_pitch; }
66 inline double get_user_speed() const {return user_speed; }
67 inline double get_wind_from_east() const {return wind_from_east; }
68 inline double get_wind_from_north() const {return wind_from_north; }
69 inline double get_user_roll() const { return user_roll; }
70 inline double get_user_agl() const { return user_altitude_agl; }
72 bool loadScenario( const std::string &filename );
74 static SGPropertyNode_ptr loadScenarioFile(const std::string& filename);
76 static bool getStartPosition(const std::string& id, const std::string& pid,
77 SGGeod& geodPos, double& hdng, SGVec3d& uvw);
79 FGAIBasePtr addObject(const SGPropertyNode* definition);
80 bool isVisible(const SGGeod& pos) const;
83 * @brief given a reference to an /ai/models/<foo>[n] node, return the
84 * corresponding AIObject implementation, or NULL.
86 FGAIBasePtr getObjectFromProperty(const SGPropertyNode* aProp) const;
88 // FGSubmodelMgr is a friend for access to the AI_list
89 friend class FGSubmodelMgr;
91 // A list of pointers to AI objects
92 typedef std::list <FGAIBasePtr> ai_list_type;
93 typedef ai_list_type::iterator ai_list_iterator;
94 typedef ai_list_type::const_iterator ai_list_const_iterator;
96 const ai_list_type& get_ai_list() const {
100 int getNumAiObjects() const;
102 void removeDeadItem(FGAIBase* base);
104 double calcRangeFt(const SGVec3d& aCartPos, FGAIBase* aObject) const;
106 bool loadScenarioCommand(const SGPropertyNode* args);
107 bool unloadScenarioCommand(const SGPropertyNode* args);
108 bool addObjectCommand(const SGPropertyNode* definition);
110 bool removeObject(const SGPropertyNode* args);
111 bool unloadScenario( const std::string &filename );
112 void unloadAllScenarios();
114 SGPropertyNode_ptr root;
115 SGPropertyNode_ptr enabled;
116 SGPropertyNode_ptr thermal_lift_node;
117 SGPropertyNode_ptr user_altitude_agl_node;
118 SGPropertyNode_ptr user_speed_node;
119 SGPropertyNode_ptr wind_from_east_node;
120 SGPropertyNode_ptr wind_from_north_node;
121 SGPropertyNode_ptr _environmentVisiblity;
124 ai_list_type ai_list;
126 double user_altitude_agl;
131 double wind_from_east;
132 double wind_from_north;
134 void fetchUserState( void );
137 double range_nearest;
139 void processThermal( double dt, FGAIThermal* thermal );
141 SGPropertyChangeCallback<FGAIManager> cb_ai_bare;
142 SGPropertyChangeCallback<FGAIManager> cb_ai_detailed;
145 typedef std::map<std::string, Scenario*> ScenarioDict;
146 ScenarioDict _scenarios;
149 #endif // _FG_AIMANAGER_HXX