type
  Spritesheet = object
    texture: Texture2D
    spriteWidth, spriteHeight: int
    sprites: seq[Rectangle]

proc loadSpritesheet(path: string, columns, rows: int): Spritesheet =
  result = Spritesheet()

  result.texture = loadTexture(path)
  result.spriteWidth = int32(result.texture.width / columns)
  result.spriteHeight = int32(result.texture.height / rows)

  for y in 0 ..< rows:
    for x in 0 ..< columns:
      result.sprites.add(
        Rectangle(
          x: float32(x  result.spriteWidth),
          y: float32(y  result.spriteHeight),
          width: float32(result.spriteWidth),
          height: float32(result.spriteHeight)
        )
      )

proc drawSprite(s: Spritesheet, index: int, pos: Vector2, rotation, scale:
float32) =
  drawTexture(s.texture, s.sprites[index], Rectangle(
    x: pos.x,
    y: pos.y,
    width: s.spriteWidth.float32  scale,
    height: s.spriteHeight.float32  scale
    ), Vector2(x: 0, y: 0), rotation, White
  )```