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flightgear/src/Systems/vacuum.hxx

56 lines
1.1 KiB
C++

// vacuum.hxx - a vacuum pump connected to the aircraft engine.
// Written by David Megginson, started 2002.
//
// This file is in the Public Domain and comes with no warranty.
#ifndef __SYSTEMS_VACUUM_HXX
#define __SYSTEMS_VACUUM_HXX 1
#ifndef __cplusplus
# error This library requires C++
#endif
#include <simgear/props/props.hxx>
#include <simgear/structure/subsystem_mgr.hxx>
/**
* Model a vacuum-pump system.
*
* This first, simple draft is hard-wired to engine #1.
*
* Input properties:
*
* /engines/engine[0]/rpm
* /environment/pressure-inhg
* /systems/vacuum[0]/serviceable
*
* Output properties:
*
* /systems/vacuum[n]/suction-inhg
*/
class VacuumSystem : public SGSubsystem
{
public:
VacuumSystem( int i );
virtual ~VacuumSystem ();
virtual void init ();
virtual void bind ();
virtual void unbind ();
virtual void update (double dt);
private:
int num;
SGPropertyNode_ptr _serviceable_node;
SGPropertyNode_ptr _rpm_node;
SGPropertyNode_ptr _pressure_node;
SGPropertyNode_ptr _suction_node;
};
#endif // __SYSTEMS_VACUUM_HXX