_cube.init(gl);
// Initialize OpenGL state and load all OpenGL resources
gl.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
gl.glEnable(GL10.GL_DEPTH_TEST);
gl.glEnable(GL10.GL_CULL_FACE);
gl.glEnable(GL10.GL_TEXTURE_2D);
gl.glEnable(GL10.GL_LIGHTING);
gl.glEnable(GL10.GL_LIGHT0);
// The default light is white with direction (0, 0 ,-1)