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11/24/98 JSB Created
07/23/99 TP Added implementation of 1959 Standard Atmosphere
- Moved calculation of Mach number to FGTranslation
+ Moved calculation of Mach number to FGPropagate
Updated to '76 model
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inline double GetDensity(void) const {return *density;}
/// Returns the pressure in psf.
inline double GetPressure(void) const {return *pressure;}
+ /// Returns the pressure at an arbitrary altitude in psf
+ double GetPressure(double alt);
/// Returns the speed of sound in ft/sec.
inline double GetSoundSpeed(void) const {return soundspeed;}