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https://git.minetest.land/VoxeLibre/VoxeLibre.git
synced 2024-11-29 22:11:10 +01:00
128 lines
3.8 KiB
Lua
128 lines
3.8 KiB
Lua
-- Dig and place services
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mesecon.on_placenode = function(pos, node)
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mesecon.execute_autoconnect_hooks_now(pos, node)
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-- Receptors: Send on signal when active
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if mesecon.is_receptor_on(node.name) then
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mesecon.receptor_on(pos, mesecon.receptor_get_rules(node))
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end
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-- Conductors: Send turnon signal when powered or replace by respective offstate conductor
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-- if placed conductor is an onstate one
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if mesecon.is_conductor(node.name) then
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local sources = mesecon.is_powered(pos)
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if sources then
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-- also call receptor_on if itself is powered already, so that neighboring
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-- conductors will be activated (when pushing an on-conductor with a piston)
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for _, s in ipairs(sources) do
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local rule = vector.subtract(pos, s)
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mesecon.turnon(pos, rule)
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end
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--mesecon.receptor_on (pos, mesecon.conductor_get_rules(node))
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elseif mesecon.is_conductor_on(node) then
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minetest.swap_node(pos, {name = mesecon.get_conductor_off(node)})
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end
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end
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-- Effectors: Send changesignal and activate or deactivate
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if mesecon.is_effector(node.name) then
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local powered_rules = {}
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local unpowered_rules = {}
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-- for each input rule, check if powered
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for _, r in ipairs(mesecon.effector_get_rules(node)) do
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local powered = mesecon.is_powered(pos, r)
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if powered then table.insert(powered_rules, r)
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else table.insert(unpowered_rules, r) end
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local state = powered and mesecon.state.on or mesecon.state.off
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mesecon.changesignal(pos, node, r, state, 1)
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end
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if (#powered_rules > 0) then
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for _, r in ipairs(powered_rules) do
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mesecon.activate(pos, node, r, 1)
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end
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else
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for _, r in ipairs(unpowered_rules) do
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mesecon.deactivate(pos, node, r, 1)
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end
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end
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end
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end
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mesecon.on_dignode = function(pos, node)
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if mesecon.is_conductor_on(node) then
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mesecon.receptor_off(pos, mesecon.conductor_get_rules(node))
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elseif mesecon.is_receptor_on(node.name) then
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mesecon.receptor_off(pos, mesecon.receptor_get_rules(node))
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end
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mesecon.execute_autoconnect_hooks_queue(pos, node)
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end
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minetest.register_on_placenode(mesecon.on_placenode)
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minetest.register_on_dignode(mesecon.on_dignode)
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-- Overheating service for fast circuits
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local OVERHEAT_MAX = mesecon.setting("overheat_max", 20)
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local COOLDOWN_TIME = mesecon.setting("cooldown_time", 2.0)
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local COOLDOWN_STEP = mesecon.setting("cooldown_granularity", 0.5)
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local COOLDOWN_MULTIPLIER = OVERHEAT_MAX / COOLDOWN_TIME
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local cooldown_timer = 0.0
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local object_heat = {}
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-- returns true if heat is too high
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function mesecon.do_overheat(pos)
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local id = minetest.hash_node_position(pos)
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local heat = (object_heat[id] or 0) + 1
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object_heat[id] = heat
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if heat >= OVERHEAT_MAX then
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minetest.log("action", "Node overheats at " .. minetest.pos_to_string(pos))
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object_heat[id] = nil
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return true
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end
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return false
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end
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function mesecon.do_cooldown(pos)
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local id = minetest.hash_node_position(pos)
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object_heat[id] = nil
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end
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function mesecon.get_heat(pos)
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local id = minetest.hash_node_position(pos)
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return object_heat[id] or 0
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end
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function mesecon.move_hot_nodes(moved_nodes)
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local new_heat = {}
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for _, n in ipairs(moved_nodes) do
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local old_id = minetest.hash_node_position(n.oldpos)
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local new_id = minetest.hash_node_position(n.pos)
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new_heat[new_id] = object_heat[old_id]
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object_heat[old_id] = nil
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end
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for id, heat in pairs(new_heat) do
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object_heat[id] = heat
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end
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end
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local function global_cooldown(dtime)
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cooldown_timer = cooldown_timer + dtime
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if cooldown_timer < COOLDOWN_STEP then
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return -- don't overload the CPU
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end
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local cooldown = COOLDOWN_MULTIPLIER * cooldown_timer
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cooldown_timer = 0
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for id, heat in pairs(object_heat) do
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heat = heat - cooldown
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if heat <= 0 then
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object_heat[id] = nil -- free some RAM
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else
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object_heat[id] = heat
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end
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end
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end
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minetest.register_globalstep(global_cooldown)
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