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-- Dig and place services
mesecon.on_placenode = function (pos, node)
mesecon.update_autoconnect(pos, node)
-- Receptors: Send on signal when active
if mesecon:is_receptor_on(node.name) then
mesecon:receptor_on(pos, mesecon:receptor_get_rules(node))
end
-- Conductors: Send turnon signal when powered or replace by respective offstate conductor
-- if placed conductor is an onstate one
if mesecon:is_conductor(node.name) then
local sources = mesecon:is_powered(pos)
if sources then
-- also call receptor_on if itself is powered already, so that neighboring
-- conductors will be activated (when pushing an on-conductor with a piston)
for _, s in ipairs(sources) do
local rule = {x = pos.x - s.x, y = pos.y - s.y, z = pos.z - s.z}
mesecon:turnon(pos, rule)
end
--mesecon:receptor_on (pos, mesecon:conductor_get_rules(node))
elseif mesecon:is_conductor_on(node) then
minetest.swap_node(pos, {name = mesecon:get_conductor_off(node)})
end
end
-- Effectors: Send changesignal and activate or deactivate
if mesecon:is_effector(node.name) then
if mesecon:is_powered(pos) then
mesecon:changesignal(pos, node, mesecon:effector_get_rules(node), "on", 1)
mesecon:activate(pos, node, nil, 1)
else
mesecon:changesignal(pos, node, mesecon:effector_get_rules(node), "off", 1)
mesecon:deactivate(pos, node, nil, 1)
end
end
end
mesecon.on_dignode = function (pos, node)
if mesecon:is_conductor_on(node) then
mesecon:receptor_off(pos, mesecon:conductor_get_rules(node))
elseif mesecon:is_receptor_on(node.name) then
mesecon:receptor_off(pos, mesecon:receptor_get_rules(node))
end
mesecon.queue:add_action(pos, "update_autoconnect", {node})
end
mesecon.queue:add_function("update_autoconnect", mesecon.update_autoconnect)
minetest.register_on_placenode(mesecon.on_placenode)
minetest.register_on_dignode(mesecon.on_dignode)
-- Overheating service for fast circuits
-- returns true if heat is too high
mesecon.do_overheat = function(pos)
local meta = minetest.get_meta(pos)
local heat = meta:get_int("heat") or 0
heat = heat + 1
meta:set_int("heat", heat)
if heat < OVERHEAT_MAX then
mesecon.queue:add_action(pos, "cooldown", {}, 1, nil, 0)
else
return true
end
return false
end
mesecon.queue:add_function("cooldown", function (pos)
if minetest.get_item_group(minetest.get_node(pos).name, "overheat") == 0 then
return -- node has been moved, this one does not use overheating - ignore
end
local meta = minetest.get_meta(pos)
local heat = meta:get_int("heat")
if (heat > 0) then
meta:set_int("heat", heat - 1)
end
end)
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