Posted by Michael Bien on May 22, 2010; 6:30pm
URL: https://forum.jogamp.org/Extracting-projected-coordinates-tp835912p836700.html

its probably time for a screenshot :)

)
http://people.fh-landshut.de/~mbien/weblog/engine2/screenshot31.png

its old and not ready to be open sourced but I was able to render swing/java2d inside a heavyweight GLCanvas :)
2d and 3d mode, working windows etc

(code was a bit ugly and to integrated with my 3d engine so no tips from my side)