AR

local plr_detector = peripheral.wrap("right")
local env_detector = peripheral.wrap("left")
local ar = peripheral.wrap("bottom")

local range = 50

ar.setRelativeMode(true, 1600, 900)

local relative,width,height = ar.isRelativeMode()

while true do
  local timer = os.startTimer(1)
  local event,id
  repeat event,id = os.pullEvent("timer") until id == timer

  local inRange = plr_detector.isPlayersInRange(range)
  local players = plr_detector.getPlayersInRange(range)

  ar.clear()
  if inRange then
    ar.drawString("Players:", 5, 10, 0x44BD32)
    for i,plr in ipairs(players) do ar.drawString(plr, 10, 10 + 20 * i, 0xF5F6FA) end
  end
end

for x=0, width, 100 do for y=0, height, 100 do ar.drawItemIcon("minecraft:rotten_flesh", x, y) end end