677c3e3e9a
a spinning gyro. Changed FGInstrumentMgr to inherit from FGSubsystemGroup, greatly simplifying the (already simple) class. I should probably rename this to FGInstrumentGroup or something similar, but not today. Added the gyroscopic turn indicator (part of the TC).
88 lines
1.8 KiB
C++
88 lines
1.8 KiB
C++
// gyro.hxx - simple model of a spinning gyro.
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#ifndef __INSTRUMENTATION_GYRO_HXX
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#define __INSTRUMENTATION_GYRO_HXX 1
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/**
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* Simple model of a spinning gyro.
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*
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* The gyro decelerates gradually if no power is available to keep it
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* spinning, and spins up quickly when power becomes available.
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*/
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class Gyro
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{
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public:
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/**
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* Constructor.
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*/
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Gyro ();
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/**
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* Destructor.
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*/
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virtual ~Gyro ();
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/**
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* Update the gyro.
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*
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* @param delta_time_sec The elapsed time since the last update.
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* @param power_norm The power available to drive the gyro, from
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* 0.0 to 1.0.
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*/
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virtual void update (double delta_time_sec);
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/**
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* Set the power available to the gyro.
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*
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* @param power_norm The amount of power (vacuum or electrical)
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* available to keep the gyro spinning, from 0.0 (none) to
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* 1.0 (full power)
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*/
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virtual void set_power_norm (double power_norm);
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/**
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* Get the gyro's current spin.
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*
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* @return The spin from 0.0 (not spinning) to 1.0 (full speed).
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*/
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virtual double get_spin_norm () const;
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/**
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* Set the gyro's current spin.
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*
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* @spin_norm The spin from 0.0 (not spinning) to 1.0 (full speed).
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*/
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virtual void set_spin_norm (double spin_norm);
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/**
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* Test if the gyro is serviceable.
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*
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* @return true if the gyro is serviceable, false otherwise.
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*/
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virtual bool is_serviceable () const;
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/**
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* Set the gyro's serviceability.
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*
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* @param serviceable true if the gyro is functional, false otherwise.
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*/
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virtual void set_serviceable (bool serviceable);
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private:
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bool _serviceable;
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double _power_norm;
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double _spin_norm;
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};
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#endif // __INSTRUMENTATION_GYRO_HXX
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