WormNoise Class Reference

Worm noise. More...

#include <wormnoise.h>

Inheritance diagram for WormNoise:

Public Member Functions
	WormNoise (double, const Vector2 &)
	Create worm noise.
Vector	Noise (const Vector2 &) const
	Compute worm noise value.
double	Value (const Vector2 &) const
	Compute worm noise value.
Public Member Functions inherited from AnalyticScalarField2
	AnalyticScalarField2 (bool=true)
	Constructor.
virtual Vector2	Gradient (const Vector2 &) const
	Compute the gradient of the field.
virtual Matrix2	Hessian (const Vector2 &) const
	Compute the hessian at a given point.
virtual ScalarField2	Sample (const Array2 &) const
	Create a discrete scalar field by sampling a given domain.
bool	Inside (const double &) const
	Check if the value is considered as inside or outside.
void	Curvature (const Vector2 &, double &, double &) const
	Compute the gaussian and mean curvatures.
virtual Box2	GetBox () const
	Return the bounding box.

Protected Member Functions
Vector2	Hash (const Vector2 &) const
	Hash function for worm noise.
Protected Member Functions inherited from AnalyticScalarField2
Matrix	Local (const Vector2 &) const
	Compute the local neighborhood in the one-ring aroung a point.

Additional Inherited Members
Protected Attributes inherited from AnalyticScalarField2
bool	sign = true
	Sign convention, used for normal computation.
Box2	box = Box2::Infinity
	Domain, set as infinite for base class.
Static Protected Attributes inherited from AnalyticScalarField2
static const double	epsilon = 1e-6
	\epsilon; value for partial derivatives

Detailed Description

Worm noise.

Author

Hugo Schott

https://www.shadertoy.com/view/tlfczS

Constructor & Destructor Documentation

WormNoise()

WormNoise::WormNoise ( double t, const Vector2 & o )

explicit

Create worm noise.

Parameters

t	Thickness.
o	Offset.

Member Function Documentation

Hash()

Vector2 WormNoise::Hash ( const Vector2 & p ) const

protected

Hash function for worm noise.

Parameters

p

Point.

Noise()

Vector WormNoise::Noise

(

const Vector2 &

p

)

const

Compute worm noise value.

Parameters

p

Point.

Value()

double WormNoise::Value ( const Vector2 & p ) const

virtual

Compute worm noise value.

Parameters

p

Point.

Reimplemented from AnalyticScalarField2.