technic-cd2025/technic/machines/switching_station_globalstep.lua
2022-11-15 15:30:39 +11:00

77 lines
2.2 KiB
Lua

local S = technic.getter
-- the interval between technic_run calls
local technic_run_interval = 1.0
local set_default_timeout = technic.set_default_timeout
-- iterate over all collected switching stations and execute the technic_run function
local timer = 0
minetest.register_globalstep(function(dtime)
timer = timer + dtime
if timer < technic_run_interval or not technic.powerctrl_state then
return
end
timer = 0
local max_lag = technic.get_max_lag()
-- slow down technic execution if the lag is higher than usual
if max_lag > 5.0 then
technic_run_interval = 5.0
elseif max_lag > 2.0 then
technic_run_interval = 4.0
elseif max_lag > 1.5 then
technic_run_interval = 3.0
elseif max_lag > 1.0 then
technic_run_interval = 1.5
else
-- normal run_interval
technic_run_interval = 1.0
end
set_default_timeout(math.ceil(technic_run_interval) + 1)
local now = minetest.get_us_time()
for network_id, network in pairs(technic.active_networks) do
if network.timeout > now and not technic.is_overloaded(network_id) then
-- station active
if network.skip > 0 then
network.skip = network.skip - 1
else
local start = minetest.get_us_time()
technic.network_run(network_id)
local switch_diff = network.average_lag(minetest.get_us_time() - start)
-- set lag in microseconds into the "lag" meta field
network.lag = switch_diff
-- overload detection
if switch_diff > 250000 then
network.skip = 30
elseif switch_diff > 150000 then
network.skip = 20
elseif switch_diff > 75000 then
network.skip = 10
elseif switch_diff > 50000 then
network.skip = 2
end
if network.skip > 0 then
-- calculate efficiency in percent and display it
local efficiency = math.floor(1/network.skip*100)
technic.network_infotext(network_id,
S("Polyfuse triggered, current efficiency: @1%, generated lag: @2 ms",
efficiency, math.floor(switch_diff/1000)))
-- remove laggy network from active index
-- it will be reactivated when a player is near it
technic.active_networks[network_id] = nil
end
end
else
-- network timed out
technic.active_networks[network_id] = nil
end
end
end)