jjil.core
Class Ladder

java.lang.Object
  jjil.core.PipelineStage
      jjil.core.Ladder

public class Ladder
extends PipelineStage

Ladder manages two pipelines. An image is passed to both. The output of each pipeline is passed to a merge function.

Author:

webb

Nested Class Summary

static interface

Ladder.Join The Join interface defines a function which combines two images into one.

Constructor Summary

Ladder(PipelineStage pipeFirst, PipelineStage pipeSecond, Ladder.Join join)
Creates a new instance of Ladder

Method Summary

void	push(Image image) Pass the input image to both pipeines, then combine the two outputs into one using the join operation

Methods inherited from class jjil.core.PipelineStage

getFront, isEmpty

Methods inherited from class java.lang.Object

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

Constructor Detail

Ladder

public Ladder(PipelineStage pipeFirst,
              PipelineStage pipeSecond,
              Ladder.Join join)

Creates a new instance of Ladder

Parameters:

pipeFirst - First pipeline

pipeSecond - Second pipeline

join - Join class, which combines the two output images into one.

Method Detail

push

public void push(Image image)
          throws Error

Pass the input image to both pipeines, then combine the two outputs into one using the join operation

Specified by:

push in class PipelineStage

Parameters:

image - Input image

Throws:

Error - if either pipeline does not produce an output after being supplied with the input.