com.sun.scenario.effect.impl.state

Class GaussianBlurState

java.lang.Object

com.sun.scenario.effect.impl.state.LinearConvolveKernel

com.sun.scenario.effect.impl.state.HVSeparableKernel

com.sun.scenario.effect.impl.state.GaussianBlurState

Direct Known Subclasses:

GaussianShadowState

public class GaussianBlurState
extends HVSeparableKernel

The state and implementation class for calculating 1 dimensional linear convolution kernels for performing Gaussian blurs.

Field Summary

Fields

Modifier and Type	Field and Description
private float	hradius
private float	vradius

Constructor Summary

Constructors

Constructor and Description
GaussianBlurState()

Method Summary

Modifier and Type	Method and Description
(package private) void	checkRadius(float radius)
float	getHRadius()
int	getKernelSize(int pass) Returns the size of the kernel for a given pass.
int	getPad(int pass)
float	getRadius()
(package private) float	getRadius(int pass)
LinearConvolveRenderState	getRenderState(BaseTransform filtertx)
Color4f	getShadowColor()
float	getSpread()
float	getVRadius()
boolean	isNop() Returns true if the entire operation of this linear convolution would have no effect on the source data.
void	setHRadius(float hradius)
void	setRadius(float radius)
void	setVRadius(float vradius)

Methods inherited from class com.sun.scenario.effect.impl.state.HVSeparableKernel

getResultBounds

Methods inherited from class com.sun.scenario.effect.impl.state.LinearConvolveKernel

isShadow

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

hradius

private float hradius

vradius

private float vradius

Constructor Detail

GaussianBlurState

public GaussianBlurState()

Method Detail

checkRadius

void checkRadius(float radius)

getRadius

public float getRadius()

setRadius

public void setRadius(float radius)

getHRadius

public float getHRadius()

setHRadius

public void setHRadius(float hradius)

getVRadius

public float getVRadius()

setVRadius

public void setVRadius(float vradius)

getRadius

float getRadius(int pass)

isNop

public boolean isNop()

Description copied from class: LinearConvolveKernel

Returns true if the entire operation of this linear convolution would have no effect on the source data.

Overrides:

isNop in class LinearConvolveKernel

Returns:

true if the operation is a NOP

getPad

public int getPad(int pass)

getKernelSize

public int getKernelSize(int pass)

Description copied from class: LinearConvolveKernel

Returns the size of the kernel for a given pass.

Specified by:

getKernelSize in class LinearConvolveKernel

Parameters:

pass - the pass of the algorithm being performed

Returns:

the size of the kernel for the given pass

getSpread

public float getSpread()

getShadowColor

public Color4f getShadowColor()

getRenderState

public LinearConvolveRenderState getRenderState(BaseTransform filtertx)

Specified by:

getRenderState in class LinearConvolveKernel