PerlinNoise Class Reference

#include <PerlinNoise.h>

Public Member Functions
	PerlinNoise ()
	Initialize with the reference values for the permutation vector.
	PerlinNoise (unsigned int seed)
	Generate a new permutation vector based on the value of seed.
float	noise (float x, float y, float z) const
float	noise (float x, float y) const

Private Member Functions
float	fade (float t) const
float	lerp (float t, float a, float b) const
float	grad (int hash, float x, float y, float z) const
float	grad (int hash, float x, float y) const

Private Attributes
std::vector< int >	p

Detailed Description

Definition at line 55 of file PerlinNoise.h.

Constructor & Destructor Documentation

PerlinNoise() [1/2]

PerlinNoise::PerlinNoise

(

)

Initialize with the reference values for the permutation vector.

Definition at line 55 of file PerlinNoise.cpp.

References p.

PerlinNoise() [2/2]

PerlinNoise::PerlinNoise

(

unsigned int

seed

)

Generate a new permutation vector based on the value of seed.

Definition at line 80 of file PerlinNoise.cpp.

References p.

Member Function Documentation

fade()

float PerlinNoise::fade ( float  t ) const

private

Definition at line 168 of file PerlinNoise.cpp.

Referenced by noise().

grad() [1/2]

float PerlinNoise::grad ( int  hash, float  x, float  y  ) const

private

Definition at line 192 of file PerlinNoise.cpp.

grad() [2/2]

float PerlinNoise::grad ( int  hash, float  x, float  y, float  z  ) const

private

Definition at line 180 of file PerlinNoise.cpp.

Referenced by noise().

lerp()

float PerlinNoise::lerp ( float  t, float  a, float  b  ) const

private

Definition at line 174 of file PerlinNoise.cpp.

Referenced by noise().

noise() [1/2]

float PerlinNoise::noise	(	float	x,
		float	y
	)		const

Definition at line 138 of file PerlinNoise.cpp.

References BA, BB, fade(), grad(), lerp(), p, res, and X.

noise() [2/2]

float PerlinNoise::noise	(	float	x,
		float	y,
		float	z
	)		const

Definition at line 100 of file PerlinNoise.cpp.

References BA, BB, fade(), grad(), lerp(), p, res, and X.

Referenced by BOARD_NORMAL::Generate(), COPPER_NORMAL::Generate(), PLATED_COPPER_NORMAL::Generate(), PLASTIC_NORMAL::Generate(), PLASTIC_SHINE_NORMAL::Generate(), BRUSHED_METAL_NORMAL::Generate(), and SILK_SCREEN_NORMAL::Generate().

Member Data Documentation

p

std::vector<int> PerlinNoise::p

private

Definition at line 79 of file PerlinNoise.h.

Referenced by noise(), and PerlinNoise().

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

• PerlinNoise.h
• PerlinNoise.cpp