Posted by gouessej on Feb 24, 2014; 8:47am
URL: https://forum.jogamp.org/gl-PointCoord-not-working-without-enabled-GL-POINT-SPRITE-is-it-a-bug-tp4029611p4031706.html

Use GLBase.isExtensionAvailable() and GLBase.isFunctionAvailable() if you want to check whether an extension and a function are available.