Eaagles Namespace Reference

Classes
class	Hsi
class	Repeater
class	TrackTarget
Namespaces
namespace	Basic
namespace	BasicGL
namespace	Dafif
namespace	DeviceIO
namespace	Fltk
namespace	Fox
namespace	Instruments
namespace	MovingMap
namespace	Network
namespace	Otw
namespace	Sensor
namespace	Simulation
namespace	Terrain
namespace	Vehicle
Typedefs
typedef float	LCreal
Functions
LCreal	lcMax (const LCreal v1, const LCreal v2)
LCreal	lcMin (const LCreal v1, const LCreal v2)
int	nint (const LCreal x)
LCreal	alim (const LCreal x, const LCreal limit)
float	alimf (const float x, const float limit)
double	alimd (const double x, const double limit)
LCreal	lim01 (const LCreal x)
LCreal	deadband (const LCreal x, const LCreal limit)
bool	inRange (const LCreal x, const LCreal lo, const LCreal hi)
void	lcSleep (const unsigned int msec)
double	getTimeUtc ()
double	getComputerTime ()
bool	doesFileExist (const char *const fullname)
void	lcPreMultVec4Array (const osg::Vec4 orig[], const osg::Matrix &matrix, osg::Vec4 result[], const int n)
void	lcPostMultVec4Array (const osg::Vec4 orig[], const osg::Matrix &matrix, osg::Vec4 result[], const int n)
void	lcSinCos (const LCreal angleRad, LCreal *const sine, LCreal *const cosine)
void	lcMultArrayConst (const LCreal *const src, const LCreal c, LCreal *const dst, const int n)
void	lcSqrtArray (const LCreal *const src, LCreal *const dst, const int n)
void	lcSinArray (const LCreal *const anglesRad, LCreal *const sines, const int n)
void	lcCosArray (const LCreal *const anglesRad, LCreal *const cosines, const int n)
void	lcSinCosArray (const LCreal *const anglesRad, LCreal *const sines, LCreal *const cosines, const int n)
void	lcAcosArray (const LCreal *const anglesRad, LCreal *const acosines, const int n)
void	lcAtan2Array (const LCreal *const yValues, const LCreal *const xValues, LCreal *const atans, const int n)
void	lcPow10Array (const LCreal *const src, LCreal *const dst, const int n)
void	lcInt2Str (const int num, char *const str, int width)
bool	lcStrcpy (char *const strDest, const size_t sizeOfDest, const char *const strSource)
bool	lcStrncpy (char *const strDest, const size_t sizeOfDest, const char *const strSource, const size_t count)
bool	lcStrcat (char *const strDest, const size_t sizeOfDest, const char *const strSource)
Variables
const LCreal	M_PI = 3.1415926f
const LCreal	lightSpeed = 2.997925e+8f
const LCreal	boltzmann = 1.38065e-23f
const LCreal	ERAD = 3443.933577689f
const LCreal	ETHG = 32.16f
const LCreal	INCH2MBAR = (1013.2f / 29.92f)
const LCreal	MBAR2INCH = (1.0f / INCH2MBAR)
const LCreal	UNDEFINED_VALUE = FLT_MIN
const LCreal	INIT_VALUE = 0.0f
const int	INIT_INT_VALUE = 0
const int	INIT_SELECT_VALUE = 1
const LCreal	INIT_TIME_VALUE = 0.0f
const LCreal	INIT_DIRECTION_VALUE = 0.0f
const LCreal	INIT_LATITUDE_VALUE = 0.0f
const LCreal	INIT_LONGITUDE_VALUE = 0.0f
	longTickMarkLength
	shortTickMarkLength
const int	SHORT_TIC_MARKS_MAX = 36
const int	LONG_TIC_MARKS_MAX = 36

---

Detailed Description

Common support data and functions

    Note: The "Lc" prefix stands for "Link class" in honor of Ed Link, who
          invented the "Link Blue Box", which was the first flight simulator.

---

Typedef Documentation

typedef float Eaagles::LCreal

---

Function Documentation

LCreal Eaagles::alim	(	const LCreal	x,
		const LCreal	limit
	)			[inline]

alim -- limits the value of x to +/-limit.

double Eaagles::alimd	(	const double	x,
		const double	limit
	)			[inline]

alimd -- limits the value of x to +/-limit.

float Eaagles::alimf	(	const float	x,
		const float	limit
	)			[inline]

alimf -- limits the value of x to +/-limit.

LCreal Eaagles::deadband	(	const LCreal	x,
		const LCreal	limit
	)			[inline]

deadband -- clamps to zero the values of x within +/-limit.

bool Eaagles::doesFileExist

(

const char *const

fullname

)

doesFileExist -- returns true if file exists

double Eaagles::getComputerTime

(

)

Computer time (seconds).

double Eaagles::getTimeUtc

(

)

UTC time of day (seconds since midnight).

bool Eaagles::inRange	(	const LCreal	x,
		const LCreal	lo,
		const LCreal	hi
	)			[inline]

inRange -- is a number bounded by lo and hi

void Eaagles::lcAcosArray	(	const LCreal *const	anglesRad,
		LCreal *const	acosines,
		const int	n
	)

Computes the arc-cosines of an array of 'n' angles (radians).

void Eaagles::lcAtan2Array	(	const LCreal *const	yValues,
		const LCreal *const	xValues,
		LCreal *const	atans,
		const int	n
	)

Computes the arc-tangants for two, 'n' element arrays (yValues and xValues).

void Eaagles::lcCosArray	(	const LCreal *const	anglesRad,
		LCreal *const	cosines,
		const int	n
	)

Computes the cosines of an array of 'n' angles (radians).

void Eaagles::lcInt2Str	(	const int	num,
		char *const	str,
		int	width
	)

Converts the integer number, 'num', to an ascii string.

LCreal Eaagles::lcMax	(	const LCreal	v1,
		const LCreal	v2
	)			[inline]

maximim value of v1 or v2

LCreal Eaagles::lcMin	(	const LCreal	v1,
		const LCreal	v2
	)			[inline]

minimum value of v1 or v2

void Eaagles::lcMultArrayConst	(	const LCreal *const	src,
		const LCreal	c,
		LCreal *const	dst,
		const int	n
	)

Mutiply an array of reals with a constant.

void Eaagles::lcPostMultVec4Array	(	const osg::Vec4	orig[],
		const osg::Matrix &	matrix,
		osg::Vec4	result[],
		const int	n
	)

Post-multiply an array of 4D vectors with a 4x4 matrix.

void Eaagles::lcPow10Array	(	const LCreal *const	src,
		LCreal *const	dst,
		const int	n
	)

Raises 10 to the power of 'n' src values and returns the results in 'dst'.

void Eaagles::lcPreMultVec4Array	(	const osg::Vec4	orig[],
		const osg::Matrix &	matrix,
		osg::Vec4	result[],
		const int	n
	)

Pre-multiply an array of 4D vectors with a 4x4 matrix.

void Eaagles::lcSinArray	(	const LCreal *const	anglesRad,
		LCreal *const	sines,
		const int	n
	)

Computes the sines of an array of 'n' angles (radians).

void Eaagles::lcSinCos	(	const LCreal	angleRad,
		LCreal *const	sine,
		LCreal *const	cosine
	)

Returns the sine and cosine of an angle (radians).

void Eaagles::lcSinCosArray	(	const LCreal *const	anglesRad,
		LCreal *const	sines,
		LCreal *const	cosines,
		const int	n
	)

Computes the sines and cosines of an array of 'n' angles (radians).

void Eaagles::lcSleep

(

const unsigned int

msec

)

Sleep for 'msec' milliseconds.

void Eaagles::lcSqrtArray	(	const LCreal *const	src,
		LCreal *const	dst,
		const int	n
	)

Computes the square roots of 'n' real values.

bool Eaagles::lcStrcat	(	char *const	strDest,
		const size_t	sizeOfDest,
		const char *const	strSource
	)

String cat function: Appends a string from 'strSource' to the end of 'strDest'. The new destination string is null terminated. If the source string is too large for the destination, then the source string is truncated at (sizeOfDest-1) characters and null terminated.

bool Eaagles::lcStrcpy	(	char *const	strDest,
		const size_t	sizeOfDest,
		const char *const	strSource
	)

String copy function: Copies a string from 'strSource' to 'strDest'. The destination string is null terminated. If the source string is too large for the destination, then the source string is truncated at (sizeOfDest-1) characters and null terminated.

bool Eaagles::lcStrncpy	(	char *const	strDest,
		const size_t	sizeOfDest,
		const char *const	strSource,
		const size_t	count
	)

String N copy function: Copies up to 'count' characters from 'strSource' to 'strDest'. The destination string is null terminated. If the 'count' characters from the source string is too large for the destination, then the source string is truncated at (sizeOfDest-1) characters and null terminated.

LCreal Eaagles::lim01

(

const LCreal

x

)

[inline]

lim01 -- limits the value of x between 0.0 and 1.0

int Eaagles::nint

(

const LCreal

x

)

[inline]

nint -- nearest integer

---

Variable Documentation

const LCreal Eaagles::boltzmann = 1.38065e-23f

const LCreal Eaagles::ERAD = 3443.933577689f

Equatorial radius of the Earth in nautical miles This is an estimated average. The Earth is not a perfect sphere ### DPG Need source ####

const LCreal Eaagles::ETHG = 32.16f

One "G" to feet per second per second [This is an estimated average. ### DPG Need source ####] [One actual "G" is a function of latitude, longitude, and other exotic parameters.]

const LCreal Eaagles::INCH2MBAR = (1013.2f / 29.92f)

Convert Barometric Pressure (Inches Mercury to/from Millibars) This is an estimate. ### DPG Need source ####

const LCreal Eaagles::INIT_DIRECTION_VALUE = 0.0f

const int Eaagles::INIT_INT_VALUE = 0

const LCreal Eaagles::INIT_LATITUDE_VALUE = 0.0f

const LCreal Eaagles::INIT_LONGITUDE_VALUE = 0.0f

const int Eaagles::INIT_SELECT_VALUE = 1

const LCreal Eaagles::INIT_TIME_VALUE = 0.0f

const LCreal Eaagles::INIT_VALUE = 0.0f

const LCreal Eaagles::lightSpeed = 2.997925e+8f

Standard constants ---- Source: National Institude of Science & Technology (NIST) web site Speed of light: 299,792,458 m/s Boltzmann constant: 1.3806503E-23 (Joules/Kelvin) 0.0000024E-23 (uncertainty)

const int Eaagles::LONG_TIC_MARKS_MAX = 36

total number of long tic marks

Eaagles::longTickMarkLength

const LCreal Eaagles::M_PI = 3.1415926f

const LCreal Eaagles::MBAR2INCH = (1.0f / INCH2MBAR)

const int Eaagles::SHORT_TIC_MARKS_MAX = 36

total number of short tic marks

Eaagles::shortTickMarkLength

const LCreal Eaagles::UNDEFINED_VALUE = FLT_MIN

---