Spiky 2-D SPH kernel function object. More...

#include <jet/sph_kernels2.h>

Public Member Functions
	SphSpikyKernel2 ()
	Constructs a kernel object with zero radius. More...

	SphSpikyKernel2 (double kernelRadius)
	Constructs a kernel object with given radius. More...

	SphSpikyKernel2 (const SphSpikyKernel2 &other)
	Copy constructor. More...

double	operator() (double distance) const
	Returns kernel function value at given distance. More...

double	firstDerivative (double distance) const
	Returns the first derivative at given distance. More...

Vector2D	gradient (const Vector2D &point) const
	Returns the gradient at a point. More...

Vector2D	gradient (double distance, const Vector2D &direction) const
	Returns the gradient at a point defined by distance and direction. More...

double	secondDerivative (double distance) const
	Returns the second derivative at given distance. More...

Public Attributes
double	h
	Kernel radius. More...

double	h2
	Square of the kernel radius. More...

double	h3
	Cubic of the kernel radius. More...

double	h4
	Fourth-power of the kernel radius. More...

double	h5
	Fifth-power of the kernel radius. More...

Detailed Description

Spiky 2-D SPH kernel function object.

See also: Müller, Matthias, David Charypar, and Markus Gross. "Particle-based fluid simulation for interactive applications." Proceedings of the 2003 ACM SIGGRAPH/Eurographics symposium on Computer animation. Eurographics Association, 2003.

Constructor & Destructor Documentation

◆ SphSpikyKernel2() [1/3]

jet::SphSpikyKernel2::SphSpikyKernel2 ( )

Constructs a kernel object with zero radius.

◆ SphSpikyKernel2() [2/3]

jet::SphSpikyKernel2::SphSpikyKernel2 ( double kernelRadius )

explicit

Constructs a kernel object with given radius.

◆ SphSpikyKernel2() [3/3]

jet::SphSpikyKernel2::SphSpikyKernel2 ( const SphSpikyKernel2 & other )

Copy constructor.

Member Function Documentation

◆ firstDerivative()

double jet::SphSpikyKernel2::firstDerivative ( double distance ) const

Returns the first derivative at given distance.

◆ gradient() [1/2]

Vector2D jet::SphSpikyKernel2::gradient ( const Vector2D & point ) const

Returns the gradient at a point.

◆ gradient() [2/2]

Vector2D jet::SphSpikyKernel2::gradient	(	double	distance,
		const Vector2D &	direction
	)		const

Returns the gradient at a point defined by distance and direction.

◆ operator()()

double jet::SphSpikyKernel2::operator() ( double distance ) const

Returns kernel function value at given distance.

◆ secondDerivative()

double jet::SphSpikyKernel2::secondDerivative ( double distance ) const

Returns the second derivative at given distance.

Member Data Documentation

◆ h

double jet::SphSpikyKernel2::h

Kernel radius.

◆ h2

double jet::SphSpikyKernel2::h2

Square of the kernel radius.

◆ h3

double jet::SphSpikyKernel2::h3

Cubic of the kernel radius.

◆ h4

double jet::SphSpikyKernel2::h4

Fourth-power of the kernel radius.

◆ h5

double jet::SphSpikyKernel2::h5

Fifth-power of the kernel radius.

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

jet/sph_kernels2.h

Public Member Functions

Public Attributes