IlvPerlinNoise Class Reference

Ken Perlin's noise generator. More...

#include <ilviews/bitmaps/filters/noise.h>

List of all members.

Public Member Functions
	IlvPerlinNoise (IlInt seed=0)
	Constructor.
void	init (IlInt seed)
	Initializes the noise generator with the given seed.
void	noise2 (IlFloat x, IlFloat y, IlFloat *result)
	Generates four noise values.

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Detailed Description

Ken Perlin's noise generator.

Library: ilvbmpflt

This class lets you generate noise using Ken Perlin's method. Four values are generated.

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Constructor & Destructor Documentation

IlvPerlinNoise::IlvPerlinNoise

(

IlInt

seed = 0

)

Constructor.

Initializes a new instance of the class IlvPerlinNoise.

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Member Function Documentation

void IlvPerlinNoise::init

(

IlInt

seed

)

Initializes the noise generator with the given seed.

Parameters:

seed

The new initial seed value.

void IlvPerlinNoise::noise2	(	IlFloat	x,
		IlFloat	y,
		IlFloat *	result
	)

Generates four noise values.

Parameters:

	x	The x coordinate where to generate noise.
	y	The y coordinate where to generate noise.
	result	An array of 4 floating point values that will contain the noise values at this point.