Posted by gouessej on Jan 09, 2011; 7:42pm
URL: https://forum.jogamp.org/Selection-rectangle-over-complex-scene-tp2218866p2222824.html

Why not simply disabling buffer swap and OpenGL rendering (in your GLEventListener) when you don't want to redraw the scene but only your rectangle? The only problem is that this mode consumes a lot of memory because of a bug.