anchor.diff:  link:http://code.google.com/p/jmonkeyplatform-contributions/source/browse/trunk/shaderblowlib/ShaderBlow/test-src/com/shaderblow/test/simplerefraction/TestSimpleRefraction.java[TestCase for PostProcessor]
   
   link:http://code.google.com/p/jmonkeyplatform-contributions/source/browse/trunk/shaderblowlib/ShaderBlow/test-src/com/shaderblow/test/filter/simplerefractionfilter/TestSimpleRefractionFilter.java[TestCase for Filter]
  +
   '''
   
   
  
positive.code: [cols="1", options="header"]
  |===
  
  a|image:sdk/plugin/youtube_3lbhu2c5v8o[youtube_3lbhu2c5v8o,with="",height=""]
  
  |===
  
  
negative.code: 
  image:sdk/plugin/shaderblow_simplespriteparticle_shader.png[shaderblow_simplespriteparticle_shader.png,with="400",height=""]
  
  link:https://hub.jmonkeyengine.org/t/spritelibrary-efficient-render-of-sprites/20901[Forum thread]
  
  '''
  
  
  