Posted by Sven Gothel on Jun 11, 2015; 9:06am
URL: https://forum.jogamp.org/JOGL-2-0-OpenGL-OpenGL-ES-backend-for-LibGDX-tp4027689p4034661.html

On 06/10/2015 04:52 PM, gouessej [via jogamp] wrote:
> 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.

This is being used - if available - in GLContext:
<http://jogamp.org/wiki/index.php/How_to_write_cross_GLProfile_compatible_shader_using_JOGL#GLSL_Version_Directive>

~Sven