Posted by gouessej on Dec 10, 2013; 11:23pm
URL: https://forum.jogamp.org/Use-of-extension-in-JOGL-tp4030840p4030847.html

Just use GLProfile.getMaxProgrammable() and use isFunctionAvailable() to check whether glProgramParameteri is supported. Don't ask a GL 3 context, ask the maximum core profile available to do the same thing.