class Game extends Component {
  render() {
    return (
      <Loop>
        <Stage width={1024} height={576}>
          <World>
            // Children get this.context.engine
          </World>
        </Stage>
      </Loop>
    )
  }
}
class Game extends Component {
  render() {
    return (
      <Loop>
        <Stage width={1024} height={576}>
          <World>
            // Children get this.context.engine
          </World>
        </Stage>
      </Loop>
    )
  }
}