Posted by gouessej on Jun 10, 2015; 2:52pm
URL: https://forum.jogamp.org/JOGL-2-0-OpenGL-OpenGL-ES-backend-for-LibGDX-tp4027689p4034645.html

There is a difference between desktop GLSL and embedded GLSL versions. OpenGL ES 3 supports version #300. There should be something that queries GL_SHADING_LANGUAGE_VERSION and uses it to generate the right shaders.