115 lines
2.8 KiB
Lua
115 lines
2.8 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, override some functions
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local current_pos
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local actual_node_get = minetest.get_node_or_nil
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local function temp_node_get(pos, ...)
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current_pos = pos
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return actual_node_get(pos, ...)
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end
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local actual_turnon = mesecon.turnon
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function mesecon.turnon(...)
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minetest.get_node_or_nil = temp_node_get
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--local v = actual_turnon(pos, ...) commented because mesecon.turnon now doesn't return sth
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actual_turnon(...)
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minetest.get_node_or_nil = actual_node_get
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current_pos = nil
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--return v
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end
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local actual_is_conductor_off = mesecon.is_conductor_off
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function mesecon.is_conductor_off(...)
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if current_pos
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and is_jammed(current_pos) then
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return
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end
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return actual_is_conductor_off(...)
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end
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local actual_is_effector = mesecon.is_effector
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function mesecon.is_effector(...)
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if current_pos
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and is_jammed(current_pos) then
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return
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end
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return actual_is_effector(...)
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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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