flightgear/utils/fgai/AIObject.hxx

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2022-10-20 20:29:11 +08:00
// Copyright (C) 2009 - 2012 Mathias Froehlich
//
// 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#ifndef AIObject_hxx
#define AIObject_hxx
#include <list>
#include <string>
#include <simgear/math/SGGeometry.hxx>
#include <simgear/structure/SGWeakReferenced.hxx>
#include <simgear/timing/timestamp.hxx>
#include "AIEnvironment.hxx"
#include "AIManager.hxx"
#include "AIPhysics.hxx"
namespace fgai {
class AIBVHPager;
class AIObject : public SGWeakReferenced {
public:
AIObject();
virtual ~AIObject();
// also register the required hla objects here
virtual void init(AIManager& manager);
virtual void update(AIManager& manager, const SGTimeStamp& simTime);
virtual void shutdown(AIManager& manager);
void setGroundCache(const AIPhysics& physics, AIBVHPager& pager, const SGTimeStamp& dt);
bool getGroundIntersection(SGVec3d& point, SGVec3d& normal, const SGLineSegmentd& lineSegment) const;
bool getGroundIntersection(SGPlaned& plane, const SGLineSegmentd& lineSegment) const;
const SGTimeStamp& getSimTime() const
{ return _simTime; }
const AIEnvironment& getEnvironment() const
{ return *_environment; }
AIEnvironment& getEnvironment()
{ return *_environment; }
const AISubsystemGroup& getSubsystemGroup() const
{ return *_subsystemGroup; }
AISubsystemGroup& getSubsystemGroup()
{ return *_subsystemGroup; }
const AIPhysics& getPhysics() const
{ return *_physics; }
AIPhysics& getPhysics()
{ return *_physics; }
protected:
void setPhysics(AIPhysics* physics)
{ _physics = physics; }
private:
friend class AIManager;
// The simulation time
SGTimeStamp _simTime;
// The iterator to our own list entry in the manager class
AIManager::ObjectList::iterator _objectListIterator;
// The components we have for an ai object
SGSharedPtr<AIEnvironment> _environment;
SGSharedPtr<AISubsystemGroup> _subsystemGroup;
SGSharedPtr<AIPhysics> _physics;
/// The equivalent of the ground cache for FGInterface.
SGSharedPtr<simgear::BVHNode> _node;
/// The sphere we really queried for the ground cache
SGSphered _querySphere;
};
} // namespace fgai
#endif