MathSup Class Reference

#include <MathSup.h>

List of all members.

Static Public Member Functions
static double	atan4quad (double y, double x)
static double	calcDeltaAng (const double &a, const double &b)
static double	convDegToRad (const double &dAngDeg)
static double	convFloatToInt4Byte (double dVal)
static double	convInt4ByteToFloat (int iVal)
static double	convRadToDeg (const double &dAngRad)
static double	distance (double x1, double y1, double x2, double y2)
static double	distanceSq (double x1, double y1, double x2, double y2)
static double	getMax (const double &a, const double &b)
static double	getMin (const double &a, const double &b)
static bool	isBitSet (int iVal, int iNrBit)
static bool	isInInterval (double dLow, double dHigh, double dVal)
static int	limit (double *pdToLimit, double dLimit)
static int	limit (int *piToLimit, int iLimit)
static void	normalize2Pi (double &angle)
static void	normalizePi (double &angle)
static void	normalizePiHalf (double &angle)
static double	sign (const double &x)
Static Public Attributes
static const double	HALF_PI = 1.5707963267948966192313216916398
	Constant for PI/2.
static const double	PI = 3.14159265358979323846
	Constant for PI.
static const double	TWO_PI = 6.283185307179586476925286766559
	Constant for 2*PI.

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Detailed Description

Provides diverse mathematical utilities and functions.

Definition at line 29 of file MathSup.h.

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Member Function Documentation

static double MathSup::atan4quad	(	double	y,
		double	x
	)		[inline, static]

Calculates the arcus tangens and removes ambiguity in quadrant.

Definition at line 135 of file MathSup.h.

static double MathSup::calcDeltaAng	(	const double &	a,
		const double &	b
	)		[inline, static]

Calculates the difference angle a-b. The difference ange is normalized to the interval ]-pi,pi].

Definition at line 124 of file MathSup.h.

static double MathSup::convDegToRad

(

const double &

dAngDeg

)

[inline, static]

Converts degree to radian.

Definition at line 54 of file MathSup.h.

static double MathSup::convFloatToInt4Byte

(

double

dVal

)

[inline, static]

Converts a float to a 4 byte integer value according to IEEE specification.

Definition at line 199 of file MathSup.h.

static double MathSup::convInt4ByteToFloat

(

int

iVal

)

[inline, static]

Converts a 4 byte integer value to float according to IEEE specification.

Definition at line 209 of file MathSup.h.

static double MathSup::convRadToDeg

(

const double &

dAngRad

)

[inline, static]

Converts radian to degree.

Definition at line 46 of file MathSup.h.

static double MathSup::distance	(	double	x1,
		double	y1,
		double	x2,
		double	y2
	)		[inline, static]

Calculates the euclidean distance of two points.

Definition at line 168 of file MathSup.h.

static double MathSup::distanceSq	(	double	x1,
		double	y1,
		double	x2,
		double	y2
	)		[inline, static]

Calculates the squared euclidean distance of two points.

Definition at line 176 of file MathSup.h.

static double MathSup::getMax	(	const double &	a,
		const double &	b
	)		[inline, static]

Returns the maximum.

Definition at line 112 of file MathSup.h.

static double MathSup::getMin	(	const double &	a,
		const double &	b
	)		[inline, static]

Returns the minimum.

Definition at line 101 of file MathSup.h.

static bool MathSup::isBitSet	(	int	iVal,
		int	iNrBit
	)		[inline, static]

Checks if a bit is set.

Definition at line 187 of file MathSup.h.

static bool MathSup::isInInterval	(	double	dLow,
		double	dHigh,
		double	dVal
	)		[inline, static]

Checks value to be in an interval [dLow, dHigh].

Parameters:

dLow	lower bound
dHigh	upper bound
dVal	value

Returns:

true if value is in the interval

Definition at line 294 of file MathSup.h.

static int MathSup::limit	(	double *	pdToLimit,
		double	dLimit
	)		[inline, static]

Limits a variable to the interval [-dLimit, dLimit].

Parameters:

pdToLimit	variable to be limited
dLimit	bound of the interval [-dLimit, dLimit]

Returns:

0: value is in the interval, 1: value has been bound to the lower bound, 2: value has been bound to the upper bound

Definition at line 244 of file MathSup.h.

static int MathSup::limit	(	int *	piToLimit,
		int	iLimit
	)		[inline, static]

Limits a variable to the interval [-dLimit, dLimit].

Parameters:

piToLimit	variable to be limited
iLimit	bound of the interval [-dLimit, dLimit]

Returns:

0: value is in interval, 1: value has been bound to the lower bound, 2: value has been bound to the upper bound

Definition at line 269 of file MathSup.h.

static void MathSup::normalize2Pi

(

double &

angle

)

[inline, static]

Normalizes angle to the interval [0,2pi[.

Definition at line 62 of file MathSup.h.

static void MathSup::normalizePi

(

double &

angle

)

[inline, static]

Normalizes angle to the interval ]-pi,pi].

Definition at line 70 of file MathSup.h.

static void MathSup::normalizePiHalf

(

double &

angle

)

[inline, static]

Normalizes angle to the interval ]-pi/2,pi/2] for lines or segments.

Definition at line 79 of file MathSup.h.

static double MathSup::sign

(

const double &

x

)

[inline, static]

Returns the sign.

Definition at line 90 of file MathSup.h.

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Member Data Documentation

const double MathSup::HALF_PI = 1.5707963267948966192313216916398 [static]

Constant for PI/2.

Definition at line 40 of file MathSup.h.

const double MathSup::PI = 3.14159265358979323846 [static]

Constant for PI.

Definition at line 34 of file MathSup.h.

const double MathSup::TWO_PI = 6.283185307179586476925286766559 [static]

Constant for 2*PI.

Definition at line 37 of file MathSup.h.

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The documentation for this class was generated from the following files:

• MathSup.h
• MathSup.cpp