@Override public void init(final GLAutoDrawable drawable) { final GL gl = drawable.getGL(); System.err.println("GL_VENDOR " + gl.glGetString(GL.GL_VENDOR)); System.err.println("GL_RENDERER " + gl.glGetString(GL.GL_RENDERER)); System.err.println("GL_VERSION " + gl.glGetString(GL.GL_VERSION)); if (useVBO) { gl.glGenBuffers(1, vboName, 0); if (0 == vboName[0]) { throw new GLException("glGenBuffers didn't return valid VBO name"); } } }