#let schematic-extent = state("schematic-extent")

#let tile(path, x, y, z, dx: 0, dy: 0) = {
  context schematic-extent.update(it => (it.at(0) + x, it.at(1) + y, it.at(2) + z, it.at(3) + 1))
  place(
    horizon + center,
    image(path, width: 2em),
    dx: 0.8952em * (x + y),
    dy: -0.444em * (x - y) - 1.09em * z,
  )
}

#let schematic(blocks) = {
  context schematic-extent.update(it => (0, 0, 0, 0))
  blocks
}

#block(stroke: gray, width: 100%, height: 3in, {
  set text(size: 40pt)
  schematic({
    tile("img/white-concrete.png", 0, -2, -1)
    // tile("img/gray-concrete.png", 0, 0, -1)
    tile("img/white-concrete.png", 1, 0, 0)
    tile("img/white-concrete.png", 0, -1, 0)
    tile("img/white-concrete.png", 0, 0, -1)

    tile("img/cmp-off-S.png", 0, 0, 0)
  })

  // tile("img/white-concrete.png", 0, -3, 0)
  // tile("img/gray-concrete.png", 0, -3, -1)
  //
  // tile("img/white-concrete.png", 3, 0, -1)
  // tile("img/white-concrete.png", 2, 0, -1)
  // tile("img/white-concrete.png", 1, 0, -1)
  // tile("img/white-concrete.png", 0, 0, -1)
  // tile("img/white-concrete.png", -1, 0, -1)
  // tile("img/white-concrete.png", -2, 0, -1)
  // tile("img/white-concrete.png", -3, 0, -1)
  //
  // tile("img/cmp-off.png", 3, 0, 0)
  // tile("img/cmp-off.png", 2, 0, 0)
  // tile("img/cmp-off.png", 1, 0, 0)
  // tile("img/cmp-off.png", 0, 0, 0)
  // tile("img/cmp-off.png", -1, 0, 0)
  // tile("img/cmp-off.png", -2, 0, 0)
  // tile("img/cmp-off.png", -3, 0, 0)
})

#block(stroke: gray, width: 100%, height: 3in, {
  set text(size: 40pt)

  tile("img/white-concrete.png", 0, -2, -1)
  tile("img/white-concrete.png", 0, -1, -1)
  tile("img/white-concrete.png", 1, 0, 0)
  tile("img/white-concrete.png", 0, -1, 0)
  tile("img/light-gray-concrete.png", 0, 0, -1)
  tile("img/dust-off.png", 0, 0, 0)

  // tile("img/white-concrete.png", 0, -3, 0)
  // tile("img/gray-concrete.png", 0, -3, -1)
  //
  // tile("img/white-concrete.png", 3, 0, -1)
  // tile("img/white-concrete.png", 2, 0, -1)
  // tile("img/white-concrete.png", 1, 0, -1)
  // tile("img/white-concrete.png", 0, 0, -1)
  // tile("img/white-concrete.png", -1, 0, -1)
  // tile("img/white-concrete.png", -2, 0, -1)
  // tile("img/white-concrete.png", -3, 0, -1)
  //
  // tile("img/cmp-off.png", 3, 0, 0)
  // tile("img/cmp-off.png", 2, 0, 0)
  // tile("img/cmp-off.png", 1, 0, 0)
  // tile("img/cmp-off.png", 0, 0, 0)
  // tile("img/cmp-off.png", -1, 0, 0)
  // tile("img/cmp-off.png", -2, 0, 0)
  // tile("img/cmp-off.png", -3, 0, 0)
})