private static ProfileInformation getProfileInformation(final GL gl) {
final GLContext context = gl.getContext();
context.validateCurrent();
ProfileInformation data = (ProfileInformation) context.getAttachedObject(implObjectKey);
if (data == null) {
data = new ProfileInformation();
context.attachObject(implObjectKey, data);
}
return data;
}
/**
* Returns true if GeometryShader is supported, i.e. whether GLContext is ≥ 3.2 or
* ARB_geometry_shader4 extension is available.
*/
public static boolean isGeometryShaderSupported(final GL _gl) {
final GLContext ctx = _gl.getContext();
return ctx.getGLVersionNumber().compareTo(GLContext.Version320) >= 0
|| ctx.isExtensionAvailable(GLExtensions.ARB_geometry_shader4);
}