pixeljelly.ops

Class AlphaBlendBinaryOp

java.lang.Object

pixeljelly.ops.NullOp

pixeljelly.ops.BinaryImageOp

pixeljelly.ops.AlphaBlendBinaryOp

All Implemented Interfaces:

java.awt.image.BufferedImageOp, Parallelizable

public class AlphaBlendBinaryOp
extends BinaryImageOp

This class performs alpha blending on two images where the left-hand image is given when the op is constructed and the right-hand image is the src image of the filter method.

Field Summary

Fields inherited from class pixeljelly.ops.BinaryImageOp

combinePixels, left

Constructor Summary

Constructors

Constructor and Description
AlphaBlendBinaryOp(java.awt.image.BufferedImage left, double alpha) The left-hand image and alpha value

Method Summary

Methods

Modifier and Type	Method and Description
int	combine(int s1, int s2) Combines samples s1 and s2 such that the result is s1*alpha + (1-alpha)*s2.

Methods inherited from class pixeljelly.ops.BinaryImageOp

combineRGB, createCompatibleDestImage, filter

Methods inherited from class pixeljelly.ops.NullOp

createCompatibleDestImage, getBounds2D, getOpName, getPoint2D, getRenderingHints

Methods inherited from class java.lang.Object

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

Constructor Detail

AlphaBlendBinaryOp

public AlphaBlendBinaryOp(java.awt.image.BufferedImage left,
                  double alpha)

The left-hand image and alpha value

Parameters:

left -

alpha -

Method Detail

combine

public int combine(int s1,
          int s2)

Combines samples s1 and s2 such that the result is s1*alpha + (1-alpha)*s2. The result is clamped to [0,255]

Specified by:

combine in class BinaryImageOp

Parameters:

s1 -

s2 -

Returns: