proximity detector door

-- load the API
os.loadAPI("ocs/apis/sensor")

-- the location of the door relative to the sensor
local offset = {
  X = 1,
  Y = 1,
  Z = 0
}

local radius = 3

 -- find the distance from the player position to the offset
function distance(pos)
  local xd = pos.X - offset.X
  local yd = pos.Y - offset.Y
  local zd = pos.Z - offset.Z
  return math.sqrt(xd*xd + yd*yd + zd*zd)
end

-- wrap the sensor
prox = sensor.wrap("left")

-- get the targets
while true do
local signal = true
local targets = prox.getTargets()

-- loop through them
 for name, v in pairs(targets) do

  -- get more details about them
  local moreDetails = prox.getTargetDetails(name)

  if distance(v.Position) < radius and name == "Yourname" then signal = false
  end
  end
  rs.setOutput("top", signal)

end