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Use node timers to spread out LV lamp updates

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This commit is contained in:
OgelGames 2022-11-19 15:20:02 +11:00
parent ebba32ad25
commit 4dc85f2228
1 changed files with 19 additions and 9 deletions
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28
technic/machines/LV/lamp.lua
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@ -2,7 +2,6 @@
-- LV Lamp - a powerful light source.
-- Illuminates a 7x7x3(H) volume below itself with light bright as the sun.
local S = technic.getter
local desc = S("@1 Lamp", S("LV"))
@ -11,7 +10,6 @@ local unpowered_desc = S("@1 Unpowered", desc)
local off_desc = S("@1 Off", desc)
local demand = 50
-- Invisible light source node used for illumination
minetest.register_node("technic:dummy_light_source", {
description = S("Dummy light source node"),
@ -40,6 +38,10 @@ local function illuminate(pos, active)
for _,p in pairs(minetest.find_nodes_in_area(pos1, pos2, find_node)) do
minetest.set_node(p, set_node)
end
local function set_random_timer(pos, mint, maxt)
local t = math.random(mint * 10, maxt * 10) * 0.1
minetest.get_node_timer(pos):start(t)
end
local function lamp_run(pos, node)
@ -55,15 +57,13 @@ local function lamp_run(pos, node)
if eu_input < demand then
technic.swap_node(pos, "technic:lv_lamp")
meta:set_string("infotext", unpowered_desc)
illuminate(pos, false)
else
illuminate(pos, true)
set_random_timer(pos, 0.2, 1)
end
elseif node.name == "technic:lv_lamp" then
if eu_input >= demand then
technic.swap_node(pos, "technic:lv_lamp_active")
meta:set_string("infotext", active_desc)
illuminate(pos, true)
set_random_timer(pos, 0.2, 2)
end
end
end
@ -77,10 +77,10 @@ local function lamp_toggle(pos, node, player)
meta:set_string("infotext", active_desc)
meta:set_int("LV_EU_demand", demand)
else
illuminate(pos, false)
technic.swap_node(pos, "technic:lv_lamp")
meta:set_string("infotext", off_desc)
meta:set_int("LV_EU_demand", 0)
set_random_timer(pos, 0.2, 1)
end
end
@ -117,7 +117,11 @@ minetest.register_node("technic:lv_lamp", {
meta:set_int("LV_EU_demand", demand)
end,
on_destruct = illuminate,
on_rightclick = lamp_toggle
on_rightclick = lamp_toggle,
on_timer = function(pos)
illuminate(pos, false)
-- Don't start the timer again, otherwise lights will fight each other
end,
})
minetest.register_node("technic:lv_lamp_active", {
@ -151,11 +155,17 @@ minetest.register_node("technic:lv_lamp_active", {
can_dig = technic.machine_can_dig,
technic_run = lamp_run,
technic_on_disable = function(pos)
illuminate(pos, false)
technic.swap_node(pos, "technic:lv_lamp")
set_random_timer(pos, 0.2, 1)
end,
on_destruct = illuminate,
on_rightclick = lamp_toggle,
on_timer = function(pos, elapsed)
if elapsed < 60 then -- Don't check immediately after being unloaded
illuminate(pos, true)
end
set_random_timer(pos, 30, 60) -- Check every 30-60 seconds
end,
})
technic.register_machine("LV", "technic:lv_lamp", technic.receiver)