You can also do this for the alpha test function, but alpha test is deprecated in gl 3.0 and opengl es 2.0 so it's there only for compatibility and consistency reason. This setting can be directly set in the j3m file in the RenderState statement. git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@10779 75d07b2b-3a1a-0410-a2c5-0572b91ccdca