OpenGL30 = ext.contains("OpenGL30") && checkExtension("OpenGL30", GL30.isAvailable(this)); OpenGL31 = ext.contains("OpenGL31") && checkExtension("OpenGL31", GL31.isAvailable(this)); OpenGL32 = ext.contains("OpenGL32") && checkExtension("OpenGL32", GL32.isAvailable(this)); OpenGL33 = ext.contains("OpenGL33") && checkExtension("OpenGL33", GL33.isAvailable(this, fc)); OpenGL40 = ext.contains("OpenGL40") && checkExtension("OpenGL40", GL40.isAvailable(this));