love2d-10print

main.lua

local size = 20
local tiles = {}

function love.load()
  local r, g, b = love.math.colorFromBytes(0, 130, 200)
  love.graphics.setBackgroundColor(r, g, b)
  love.window.setTitle("10 print")
  height = love.graphics.getHeight()
  width = love.graphics.getWidth()
  math.randomseed(os.time())
end

function love.mousepressed(x, y, button)
  love.event.quit(0)
end

function love.update(dt)
  table.insert(tiles, math.random(0, 1))

  if #tiles > height / size * width / size then
    local new_tiles = {}

    for i = width / size + 1, #tiles do
      table.insert(new_tiles, tiles[i])
    end

    tiles = new_tiles
  end
end

function love.draw()
  local i = 0
  local j = 0

  for k, e in ipairs(tiles) do
    if k % (width / size) == 0 then
      i = 0
      j = j + size
    end

    if e == 0 then
      love.graphics.line(i, j, i + size, j + size)
    else
      love.graphics.line(i + size, j, i, j + size)
    end

    i = i + size
  end
end