Posted by Job Zwiers on Jun 21, 2011; 7:58pm
URL: https://forum.jogamp.org/OpenGL-4-Tessellation-Doesn-t-Work-tp3063244p3092651.html

Hi,

I think patch parameters etcetera apply to tesselation shaders. But your program does use no (programmable)  shaders at all, so it will use the fixed function pipeline from OpenGL 2.1.  An that does not include tesselation as far as I know.