osgUtil::PerlinNoise Class Reference

#include <PerlinNoise.h>

Public Member Functions
	PerlinNoise ()
void	SetNoiseFrequency (int frequency)
double	noise1 (double arg)
double	noise2 (double vec[2])
double	noise3 (double vec[3])
void	normalize2 (double vec[2])
void	normalize3 (double vec[3])
double	PerlinNoise1D (double x, double alpha, double beta, int n)
double	PerlinNoise2D (double x, double y, double alpha, double beta, int n)
double	PerlinNoise3D (double x, double y, double z, double alpha, double beta, int n)
osg::Image *	create3DNoiseImage (int texSize)
osg::Texture3D *	create3DNoiseTexture (int texSize)

Protected Types
enum	{ MAXB = 0x100 }

Protected Member Functions
void	initNoise (void)

Protected Attributes
int	p [MAXB+MAXB+2]
double	g3 [MAXB+MAXB+2][3]
double	g2 [MAXB+MAXB+2][2]
double	g1 [MAXB+MAXB+2]
int	start
int	B
int	BM

Detailed Description

Definition at line 39 of file PerlinNoise.h.

Member Enumeration Documentation

anonymous enum

protected

Enumerator
MAXB

Definition at line 70 of file PerlinNoise.h.

Constructor & Destructor Documentation

osgUtil::PerlinNoise::PerlinNoise

(

)

Member Function Documentation

osg::Image* osgUtil::PerlinNoise::create3DNoiseImage

(

int

texSize

)

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osg::Texture3D* osgUtil::PerlinNoise::create3DNoiseTexture

(

int

texSize

)

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void osgUtil::PerlinNoise::initNoise ( void  )

protected

double osgUtil::PerlinNoise::noise1

(

double

arg

)

double osgUtil::PerlinNoise::noise2

(

double

vec[2]

)

double osgUtil::PerlinNoise::noise3

(

double

vec[3]

)

void osgUtil::PerlinNoise::normalize2

(

double

vec[2]

)

void osgUtil::PerlinNoise::normalize3

(

double

vec[3]

)

double osgUtil::PerlinNoise::PerlinNoise1D	(	double	x,
		double	alpha,
		double	beta,
		int	n
	)

double osgUtil::PerlinNoise::PerlinNoise2D	(	double	x,
		double	y,
		double	alpha,
		double	beta,
		int	n
	)

double osgUtil::PerlinNoise::PerlinNoise3D	(	double	x,
		double	y,
		double	z,
		double	alpha,
		double	beta,
		int	n
	)

void osgUtil::PerlinNoise::SetNoiseFrequency

(

int

frequency

)

Member Data Documentation

int osgUtil::PerlinNoise::B

protected

Definition at line 78 of file PerlinNoise.h.

int osgUtil::PerlinNoise::BM

protected

Definition at line 79 of file PerlinNoise.h.

double osgUtil::PerlinNoise::g1[MAXB+MAXB+2]

protected

Definition at line 75 of file PerlinNoise.h.

double osgUtil::PerlinNoise::g2[MAXB+MAXB+2][2]

protected

Definition at line 74 of file PerlinNoise.h.

double osgUtil::PerlinNoise::g3[MAXB+MAXB+2][3]

protected

Definition at line 73 of file PerlinNoise.h.

int osgUtil::PerlinNoise::p[MAXB+MAXB+2]

protected

Definition at line 72 of file PerlinNoise.h.

int osgUtil::PerlinNoise::start

protected

Definition at line 77 of file PerlinNoise.h.

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

• osg_head/include/osgUtil/PerlinNoise.h