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flightgear/src/FDM/fdm_shell.hxx

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// fdm_shell.hxx -- encapsulate FDM implementations as well-behaved subsystems
//
// Written by James Turner, started June 2010.
//
// Copyright (C) 2010 Curtis L. Olson - http://www.flightgear.org/~curt
//
// 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.
//
// $Id$
#ifndef FG_FDM_SHELL_HXX
#define FG_FDM_SHELL_HXX
#include <simgear/structure/subsystem_mgr.hxx>
#include "TankProperties.hxx"
// forward decls
class FGInterface;
class FGAIManager;
/**
* Wrap an FDM implementation in a subsystem with standard semantics
* Notably, deal with the various cases in which update() should not
* be called, such as replay or before scenery has loaded
*
* This class also provides the factory method which creates the
* specific FDM class (createImplementation)
*/
class FDMShell : public SGSubsystem
{
public:
FDMShell();
virtual ~FDMShell();
virtual void init();
virtual void shutdown();
virtual void reinit();
virtual void postinit();
virtual void bind();
virtual void unbind();
virtual void update(double dt);
FGInterface* getInterface() const;
private:
void createImplementation();
TankPropertiesList _tankProperties;
SGSharedPtr<FGInterface> _impl;
SGPropertyNode_ptr _props; // root property tree for this FDM instance
bool _dataLogging;
SGPropertyNode_ptr _wind_north, _wind_east,_wind_down;
SGPropertyNode_ptr _control_fdm_atmo,_temp_degc,_pressure_inhg;
SGPropertyNode_ptr _density_slugft, _data_logging, _replay_master;
SGPropertyNode_ptr _initialFdmProperties;
SGSharedPtr<FGAIManager> _ai_mgr;
SGPropertyNode_ptr _max_radius_nm;
SGPropertyNode_ptr _ai_wake_enabled;
};
#endif // of FG_FDM_SHELL_HXX