123 lines
3.2 KiB
Lua
123 lines
3.2 KiB
Lua
local JAMMER_MAX_DISTANCE = 10
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-- see wireless jammer
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local get = vector.get_data_from_pos
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local set = vector.set_data_to_pos
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local remove = vector.remove_data_from_pos
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local jammers = {}
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local function add_jammer(pos)
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if get(jammers, pos.z,pos.y,pos.x) then
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return
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end
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set(jammers, pos.z,pos.y,pos.x, true)
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end
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local function remove_jammer(pos)
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remove(jammers, pos.z,pos.y,pos.x)
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end
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local function is_jammed(pos)
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local pz,py,px = vector.unpack(pos)
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for z,yxs in pairs(jammers) do
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if math.abs(pz-z) <= JAMMER_MAX_DISTANCE then
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for y,xs in pairs(yxs) do
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if math.abs(py-y) <= JAMMER_MAX_DISTANCE then
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for x in pairs(xs) do
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if math.abs(px-x) <= JAMMER_MAX_DISTANCE
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and (px-x)^2+(py-y)^2+(pz-z)^2 <= JAMMER_MAX_DISTANCE^2 then
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return true
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end
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end
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end
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end
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end
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end
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return false
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end
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minetest.after(0, function() -- After load all mods
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function mesecon.turnon(pos, link) -- Overwrite mesecons function.
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local frontiers = {{pos = pos, link = link}}
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local depth = 1
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while frontiers[depth] do
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local f = frontiers[depth]
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local node = minetest.get_node_or_nil(f.pos)
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-- area not loaded, postpone action
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if not node then
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mesecon.queue:add_action(f.pos, "turnon", {link}, nil, true)
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elseif is_jammed(f.pos) then -- JAMMER
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return
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elseif mesecon.is_conductor_off(node, f.link) then
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local rules = mesecon.conductor_get_rules(node)
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minetest.swap_node(f.pos, {name = mesecon.get_conductor_on(node, f.link),
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param2 = node.param2})
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-- call turnon on neighbors: normal rules
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for _, r in ipairs(mesecon.rule2meta(f.link, rules)) do
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local np = mesecon.addPosRule(f.pos, r)
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-- area not loaded, postpone action
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if not minetest.get_node_or_nil(np) then
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mesecon.queue:add_action(np, "turnon", {rulename},
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nil, true)
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else
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local links = mesecon.rules_link_rule_all(f.pos, r)
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for _, l in ipairs(links) do
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table.insert(frontiers, {pos = np, link = l})
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end
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end
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end
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elseif mesecon.is_effector(node.name) then
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mesecon.changesignal(f.pos, node, f.link, mesecon.state.on, depth)
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if mesecon.is_effector_off(node.name) then
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mesecon.activate(f.pos, node, f.link, depth)
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end
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end
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depth = depth + 1
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end
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end
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end)
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mesecon.register_node("moremesecons_jammer:jammer", {
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description = "Mesecons Jammer",
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paramtype = "light",
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},{
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tiles = {"moremesecons_jammer_off.png"},
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groups = {dig_immediate=2},
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mesecons = {effector = {
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action_on = function(pos)
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add_jammer(pos)
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minetest.swap_node(pos, {name="moremesecons_jammer:jammer_on"})
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end
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}},
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},{
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tiles = {"moremesecons_jammer_on.png"},
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groups = {dig_immediate=2, not_in_creative_inventory=1},
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mesecons = {effector = {
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action_off = function(pos)
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remove_jammer(pos)
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minetest.swap_node(pos, {name="moremesecons_jammer:jammer_off"})
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end
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}},
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on_destruct = remove_jammer,
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on_construct = add_jammer,
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})
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minetest.register_craft({
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output = "moremesecons_jammer:jammer_off",
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recipe = {{"group:mesecon_conductor_craftable", "default:mese", "group:mesecon_conductor_craftable"},
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{"", "moremesecons_wireless:jammer_off", ""}}
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})
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minetest.register_abm({
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nodenames = {"moremesecons_jammer:jammer_on"},
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interval = 5,
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chance = 1,
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catch_up = false,
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action = add_jammer
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})
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