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mirror of https://github.com/osmarks/random-stuff synced 2024-11-08 13:39:53 +00:00
random-stuff/computercraft/one-way-hallway.lua
2023-11-13 19:37:05 +00:00

62 lines
1.7 KiB
Lua

local integrators = {}
local sensor = peripheral.find "plethora:sensor"
for i = 993, 996 do
table.insert(integrators, peripheral.wrap("redstone_integrator_" .. i))
end
local min_bb = vector.new(-7, -4, -9999999)
local max_bb = vector.new(3, 0, 9999999)
local entry_sides = {}
local function set_open(state)
for _, i in pairs(integrators) do
i.setOutput("up", state)
i.setOutput("south", state)
end
end
local function is_bounded_by(min, max, v)
return min.x <= v.x and max.x >= v.x and min.y <= v.y and max.y >= v.y and min.z <= v.z and max.z >= v.z
end
local function scan()
local nearby = sensor.sense()
local any = false
local ret = {}
for k, v in pairs(nearby) do
v.s = vector.new(v.x, v.y, v.z)
v.v = vector.new(v.motionX, v.motionY, v.motionZ)
v.distance = v.s:length()
if v.displayName == v.name then
if is_bounded_by(min_bb, max_bb, v.s) then table.insert(ret, v) end
any = true
end
end
return ret, any
end
while true do
local es, run_fast = scan()
local closed = false
local seen = {}
for _, e in pairs(es) do
if entry_sides[e.name] == nil then
entry_sides[e.name] = e.s.z > 0 -- true if on "closed" side
end
seen[e.name] = true
end
for _, entered_via_closed_side in pairs(entry_sides) do
if entered_via_closed_side then
closed = true
end
end
set_open(not closed)
for k, v in pairs(entry_sides) do
print(os.clock(), k, v)
if not seen[k] then
entry_sides[k] = nil
end
end
set_open(not closed)
if not run_fast then sleep(0.1) end
end