text: export default function defaults(width, height) {
  
    const ratio = height / width;
  
    const game = {
      unit: 30,
      width,
      height,
      ratio,
      vx: 10,
      tick: 0
    };
  
    const hero = {
      radius: game.unit / 2,
      gap: 2,
      gapMove: 2,
      rotation: 0,
      tick: 0
    };
  
    return {
      game,
      hero
    };
   
  }
  