com.jhlabs.image
Class SphereFilter

java.lang.Object
  extended by com.jhlabs.image.AbstractBufferedImageOp
      extended by com.jhlabs.image.TransformFilter
          extended by 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, transformedSpace, WRAP, ZERO
 
Constructor Summary
SphereFilter()
           
 
Method Summary
 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
 
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
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