Posted by danpcl on Mar 31, 2016; 11:34pm
URL: https://forum.jogamp.org/Not-a-GL3-implementation-on-mac-OS-X-10-11-tp4036538p4036572.html

drawable.getGL().getGL3() return false.

I think that my graphic card doesn't support Opengl 3.X.

Maybe I will try to use Opengl 4 or later to implement my project.