Package com.jhlabs.image

Class SphereFilter

java.lang.Object

com.jhlabs.image.AbstractBufferedImageOp

com.jhlabs.image.TransformFilter

com.jhlabs.image.SphereFilter

All Implemented Interfaces:

java.awt.image.BufferedImageOp, java.lang.Cloneable

public class SphereFilter
extends TransformFilter

A filter which simulates a lens placed over an image.

Field Summary

Fields inherited from class com.jhlabs.image.TransformFilter

BILINEAR, CLAMP, edgeAction, interpolation, NEAREST_NEIGHBOUR, originalSpace, RGB_CLAMP, transformedSpace, WRAP, ZERO

Constructor Summary

Constructors

Constructor	Description
SphereFilter()

Method Summary

Modifier and Type	Method	Description
java.awt.image.BufferedImage	filter(java.awt.image.BufferedImage src, java.awt.image.BufferedImage dst)
java.awt.geom.Point2D	getCentre()	Get the centre of the effect as a proportion of the image size.
float	getCentreX()
float	getCentreY()	Get the centre of the effect in the Y direction as a proportion of the image size.
float	getRadius()	Get the radius of the effect.
float	getRefractionIndex()	Get the index of refaction.
void	setCentre(java.awt.geom.Point2D centre)	Set the centre of the effect as a proportion of the image size.
void	setCentreX(float centreX)	Set the centre of the effect in the X direction as a proportion of the image size.
void	setCentreY(float centreY)	Set the centre of the effect in the Y direction as a proportion of the image size.
void	setRadius(float r)	Set the radius of the effect.
void	setRefractionIndex(float refractionIndex)	Set the index of refaction.
java.lang.String	toString()
protected void	transformInverse(int x, int y, float[] out)	Inverse transform a point.

Methods inherited from class com.jhlabs.image.TransformFilter

filterPixelsNN, getEdgeAction, getInterpolation, setEdgeAction, setInterpolation, transformSpace

Methods inherited from class com.jhlabs.image.AbstractBufferedImageOp

clone, createCompatibleDestImage, getBounds2D, getPoint2D, getRenderingHints, getRGB, setRGB, stringToColor

Methods inherited from class java.lang.Object

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

Constructor Detail

SphereFilter

public SphereFilter()

Method Detail

setRefractionIndex

public void setRefractionIndex(float refractionIndex)

Set the index of refaction.

Parameters:

refractionIndex - the index of refaction

See Also:

getRefractionIndex()

getRefractionIndex

public float getRefractionIndex()

Get the index of refaction.

Returns:

the index of refaction

See Also:

setRefractionIndex(float)

setRadius

public void setRadius(float r)

Set the radius of the effect.

Parameters:

r - the radius min-value: 0

See Also:

getRadius()

getRadius

public float getRadius()

Get the radius of the effect.

Returns:

the radius

See Also:

setRadius(float)

setCentreX

public void setCentreX(float centreX)

Set the centre of the effect in the X direction as a proportion of the image size.

Parameters:

centreX - the center

See Also:

getCentreX()

getCentreX

public float getCentreX()

setCentreY

public void setCentreY(float centreY)

Set the centre of the effect in the Y direction as a proportion of the image size.

Parameters:

centreY - the center

See Also:

getCentreY()

getCentreY

public float getCentreY()

Get the centre of the effect in the Y direction as a proportion of the image size.

Returns:

the center

See Also:

setCentreY(float)

setCentre

public void setCentre(java.awt.geom.Point2D centre)

Set the centre of the effect as a proportion of the image size.

Parameters:

centre - the center

See Also:

getCentre()

getCentre

public java.awt.geom.Point2D getCentre()

Get the centre of the effect as a proportion of the image size.

Returns:

the center

See Also:

setCentre(java.awt.geom.Point2D)

filter

public java.awt.image.BufferedImage filter(java.awt.image.BufferedImage src,
                                           java.awt.image.BufferedImage dst)

Specified by:

filter in interface java.awt.image.BufferedImageOp

Overrides:

filter in class TransformFilter

transformInverse

protected void transformInverse(int x,
                                int y,
                                float[] out)

Description copied from class: TransformFilter

Inverse transform a point. This method needs to be overriden by all subclasses.

Specified by:

transformInverse in class TransformFilter

Parameters:

x - the X position of the pixel in the output image

y - the Y position of the pixel in the output image

out - the position of the pixel in the input image

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object