diff options
Diffstat (limited to 'mesecons/mesecons/services.lua')
-rw-r--r-- | mesecons/mesecons/services.lua | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/mesecons/mesecons/services.lua b/mesecons/mesecons/services.lua new file mode 100644 index 0000000..215fb31 --- /dev/null +++ b/mesecons/mesecons/services.lua @@ -0,0 +1,100 @@ +-- 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 + local powered_rules = {} + local unpowered_rules = {} + + -- for each input rule, check if powered + for _, r in ipairs(mesecon.effector_get_rules(node)) do + local powered = mesecon.is_powered(pos, r) + if powered then table.insert(powered_rules, r) + else table.insert(unpowered_rules, r) end + + local state = powered and mesecon.state.on or mesecon.state.off + mesecon.changesignal(pos, node, r, state, 1) + end + + if (#powered_rules > 0) then + for _, r in ipairs(powered_rules) do + mesecon.activate(pos, node, r, 1) + end + else + for _, r in ipairs(unpowered_rules) do + mesecon.deactivate(pos, node, r, 1) + end + 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 < mesecon.setting("overheat_max", 20) 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) |