C# Class OpenTK.MathHelper

Contains common mathematical functions and constants.

Show file Open project: qualisys/Qualisys-Unity-SDK Class Usage Examples

Public Methods

Method	Description
BinomialCoefficient ( int n, int k ) : long	Calculates the binomial coefficient n above k.
Clamp ( double n, double min, double max ) : double	Clamps a number between a minimum and a maximum.
Clamp ( float n, float min, float max ) : float	Clamps a number between a minimum and a maximum.
Clamp ( int n, int min, int max ) : int	Clamps a number between a minimum and a maximum.
DegreesToRadians ( double degrees ) : double	Convert degrees to radians
DegreesToRadians ( float degrees ) : float	Convert degrees to radians
Factorial ( int n ) : long	Calculates the factorial of a given natural number.
InverseSqrtFast ( double x ) : double	Returns an approximation of the inverse square root of left number. This is an improved implementation of the the method known as Carmack's inverse square root which is found in the Quake III source code. This implementation comes from http://www.codemaestro.com/reviews/review00000105.html. For the history of this method, see http://www.beyond3d.com/content/articles/8/
InverseSqrtFast ( float x ) : float	Returns an approximation of the inverse square root of left number. This is an improved implementation of the the method known as Carmack's inverse square root which is found in the Quake III source code. This implementation comes from http://www.codemaestro.com/reviews/review00000105.html. For the history of this method, see http://www.beyond3d.com/content/articles/8/
NextPowerOfTwo ( double n ) : double	Returns the next power of two that is larger than the specified number.
NextPowerOfTwo ( float n ) : float	Returns the next power of two that is larger than the specified number.
NextPowerOfTwo ( int n ) : int	Returns the next power of two that is larger than the specified number.
NextPowerOfTwo ( long n ) : long	Returns the next power of two that is larger than the specified number.
RadiansToDegrees ( double radians ) : double	Convert radians to degrees
RadiansToDegrees ( float radians ) : float	Convert radians to degrees
Swap ( double &a, double &b ) : void	Swaps two double values.
Swap ( float &a, float &b ) : void	Swaps two float values.

Method Details

BinomialCoefficient() public static method

Calculates the binomial coefficient n above k.

public static BinomialCoefficient ( int n, int k ) : long
n	int	The n.
k	int	The k.
return	long

Clamp() public static method

Clamps a number between a minimum and a maximum.

public static Clamp ( double n, double min, double max ) : double
n	double	The number to clamp.
min	double	The minimum allowed value.
max	double	The maximum allowed value.
return	double

Clamp() public static method

Clamps a number between a minimum and a maximum.

public static Clamp ( float n, float min, float max ) : float
n	float	The number to clamp.
min	float	The minimum allowed value.
max	float	The maximum allowed value.
return	float

Clamp() public static method

Clamps a number between a minimum and a maximum.

public static Clamp ( int n, int min, int max ) : int
n	int	The number to clamp.
min	int	The minimum allowed value.
max	int	The maximum allowed value.
return	int

DegreesToRadians() public static method

Convert degrees to radians

public static DegreesToRadians ( double degrees ) : double
degrees	double	An angle in degrees
return	double

DegreesToRadians() public static method

Convert degrees to radians

public static DegreesToRadians ( float degrees ) : float
degrees	float	An angle in degrees
return	float

Factorial() public static method

Calculates the factorial of a given natural number.

public static Factorial ( int n ) : long
n	int	The number.
return	long

InverseSqrtFast() public static method

Returns an approximation of the inverse square root of left number.

This is an improved implementation of the the method known as Carmack's inverse square root which is found in the Quake III source code. This implementation comes from http://www.codemaestro.com/reviews/review00000105.html. For the history of this method, see http://www.beyond3d.com/content/articles/8/

public static InverseSqrtFast ( double x ) : double
x	double	A number.
return	double

InverseSqrtFast() public static method

Returns an approximation of the inverse square root of left number.

public static InverseSqrtFast ( float x ) : float
x	float	A number.
return	float

NextPowerOfTwo() public static method

Returns the next power of two that is larger than the specified number.

public static NextPowerOfTwo ( double n ) : double
n	double	The specified number.
return	double

NextPowerOfTwo() public static method

Returns the next power of two that is larger than the specified number.

public static NextPowerOfTwo ( float n ) : float
n	float	The specified number.
return	float

NextPowerOfTwo() public static method

Returns the next power of two that is larger than the specified number.

public static NextPowerOfTwo ( int n ) : int
n	int	The specified number.
return	int

NextPowerOfTwo() public static method

Returns the next power of two that is larger than the specified number.

public static NextPowerOfTwo ( long n ) : long
n	long	The specified number.
return	long

RadiansToDegrees() public static method

Convert radians to degrees

public static RadiansToDegrees ( double radians ) : double
radians	double	An angle in radians
return	double

RadiansToDegrees() public static method

Convert radians to degrees

public static RadiansToDegrees ( float radians ) : float
radians	float	An angle in radians
return	float

Swap() public static method

Swaps two double values.

public static Swap ( double &a, double &b ) : void
a	double	The first value.
b	double	The second value.
return	void

Swap() public static method

Swaps two float values.

public static Swap ( float &a, float &b ) : void
a	float	The first value.
b	float	The second value.
return	void