forked from minetest-mods/mesecons
95 lines
2.8 KiB
Lua
95 lines
2.8 KiB
Lua
-- Dig and place services
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mesecon.on_placenode = function (pos, node)
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mesecon.update_autoconnect(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 = {x = pos.x - s.x, y = pos.y - s.y, z = pos.z - s.z}
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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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-- 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) 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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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.queue:add_action(pos, "update_autoconnect", {node})
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end
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mesecon.queue:add_function("update_autoconnect", mesecon.update_autoconnect)
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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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-- returns true if heat is too high
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mesecon.do_overheat = function(pos)
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local meta = minetest.get_meta(pos)
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local heat = meta:get_int("heat") or 0
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heat = heat + 1
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meta:set_int("heat", heat)
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if heat < mesecon.setting("overheat_max", 20) then
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mesecon.queue:add_action(pos, "cooldown", {}, 1, nil, 0)
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else
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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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mesecon.queue:add_function("cooldown", function (pos)
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if minetest.get_item_group(minetest.get_node(pos).name, "overheat") == 0 then
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return -- node has been moved, this one does not use overheating - ignore
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end
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local meta = minetest.get_meta(pos)
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local heat = meta:get_int("heat")
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if (heat > 0) then
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meta:set_int("heat", heat - 1)
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end
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end)
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