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control.lua
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control.lua
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require "config"
require "util"
require "signal-processing"
local wires = {defines.wire_type.red, defines.wire_type.green}
local cachedSignal = {
condition = {
comparator = ">",
first_signal = {type = "virtual", name = "signal-everything"},
constant = 0
}
}
local function initGlobal(force)
if force or global.radio == nil then
global.radio = {}
end
if force or global.radio.transmitters == nil then
global.radio.transmitters = {}
end
if force or global.radio.receivers == nil then
global.radio.receivers = {}
end
if force or global.radio.repeaters == nil then
global.radio.repeaters = {}
end
end
script.on_init(function()
initGlobal(false)
end)
script.on_configuration_changed(function(data)
initGlobal(false)
end)
function playAlert(entry, alert, data1, data2, data3)
if entry.printedWarnings[alert] then return end
entry.printedWarnings[alert] = true
entry.entity.force.print({"warning-messages." .. alert, entry.entity.prototype.localised_name, serpent.block(entry.entity.position), data1, data2, data3})
end
local function isInRange(entry, receiver)
return entry.range <= 0 or entry.range*entry.range >= (receiver.entity.position.x-entry.entity.position.x)^2+(receiver.entity.position.y-entry.entity.position.y)^2
end
-- returns a list of transmitters that the receiver is in range of
local function getTransmittersInRange(receiver)
local ret = {}
for _,transmitter in pairs(global.radio.transmitters) do
if transmitter.entity.valid and isInRange(transmitter, receiver) then
ret[transmitter.id] = transmitter
end
end
for _,repeater in pairs(global.radio.repeaters) do
if repeater.entity.valid and isInRange(repeater, receiver) then
for id,transmitter in pairs(repeater.transmitters) do
ret[transmitter.id] = transmitter
end
end
end
return ret
end
local function onEntityCreated(event)
local entity = event.created_entity
if string.find(entity.name, "radio-transmitter", 1, true) then
local idx = string.find(entity.name, "%-[^-]+$")
local n = string.sub(entity.name, idx+1)
local tier = tonumber(n)
entity.operable = false
entity.get_or_create_control_behavior().connect_to_logistic_network = false
entity.get_control_behavior().circuit_condition = cachedSignal
global.radio.transmitters[entity.unit_number] = {entity = entity, type = tier == 3 and "satellite" or "radio", id = entity.unit_number, tier = tier, range = Config.maxRange[tier], signals = {}, printedWarnings = {}}
elseif string.find(entity.name, "radio-receiver", 1, true) then
local idx = string.find(entity.name, "%-[^-]+$")
local n = string.sub(entity.name, idx+1)
local tier = tonumber(n)
global.radio.receivers[entity.unit_number] = {entity = entity, id = entity.unit_number, tier = tier, printedWarnings = {}}
elseif string.find(entity.name, "radio-repeater", 1, true) then
global.radio.repeaters[entity.unit_number] = {entity = entity, id = entity.unit_number, transmitters = {}, range = Config.repeaterRange, printedWarnings = {}}
end
end
local function onEntityRemoved(event)
local entity = event.entity
if string.find(entity.name, "radio-transmitter", 1, true) then
global.radio.transmitters[entity.unit_number] = nil
elseif string.find(entity.name, "radio-receiver", 1, true) then
global.radio.receivers[entity.unit_number] = nil
elseif string.find(entity.name, "radio-repeater", 1, true) then
global.radio.repeaters[entity.unit_number] = nil
end
end
local function onTick(event)
if event.tick%Config.tickRate > 0 then return end
local radio = global.radio
for id,transmitter in pairs(radio.transmitters) do
if transmitter.entity.valid then
if transmitter.entity.energy > 0 and (transmitter.type ~= "satellite" or transmitter.entity.force.get_item_launched("comms-satellite") > 0) then
local data = {}
for i = 1, #wires do
local net = transmitter.entity.get_circuit_network(wires[i])
if net and net.signals then
mergeSignals(transmitter, data, net.signals)
end
end
transmitter.signals = data
else
transmitter.signals = {}
end
--game.print("Assigned " .. serpent.block(transmitter.signals) .. " to " .. serpent.block(transmitter.entity.position))
else
radio.transmitters[id] = nil
end
end
for id,repeater in pairs(radio.repeaters) do
if repeater.entity.valid then
repeater.transmitters = {}
if repeater.entity.energy > 0 then
local li = getTransmittersInRange(repeater)
for id,transmitter in pairs(li) do
repeater.transmitters[id] = transmitter
end
end
else
radio.repeaters[id] = nil
end
end
for id,receiver in pairs(radio.receivers) do
if receiver.entity.valid then
local li0 = {}
local li = getTransmittersInRange(receiver)
for id,transmitter in pairs(li) do
mergeState(li0, transmitter.signals)
end
local data = formatSignals(receiver, li0, receiver.entity.get_control_behavior().signals_count)
--game.print("Found " .. serpent.block(data))
if data and #data > 0 then
receiver.entity.get_control_behavior().parameters = data
else
receiver.entity.get_control_behavior().parameters = nil
end
else
radio.receivers[id] = nil
end
end
end
script.on_event(defines.events.on_built_entity, onEntityCreated)
script.on_event(defines.events.on_robot_built_entity, onEntityCreated)
script.on_event(defines.events.on_pre_player_mined_item, onEntityRemoved)
script.on_event(defines.events.on_robot_pre_mined, onEntityRemoved)
script.on_event(defines.events.on_entity_died, onEntityRemoved)
script.on_event(defines.events.on_tick, onTick)