2015-09-10 18:33:07 +02:00
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local JAMMER_MAX_DISTANCE = 15
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2015-08-31 11:25:29 +02:00
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local wireless = {}
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2015-09-01 10:51:53 +02:00
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local wireless_rids = {}
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2015-09-10 21:45:08 +02:00
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-- localize these functions with small names because they work fairly fast
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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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2015-08-28 12:24:33 +02:00
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2015-09-10 21:45:08 +02:00
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-- if the wireless at pos isn't stored yet, put it into the tables
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local function register_RID(pos)
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if get(wireless_rids, pos.z,pos.y,pos.x) then
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return
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2015-08-28 12:24:33 +02:00
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end
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2015-09-10 21:45:08 +02:00
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local RID = #wireless+1
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wireless[RID] = pos
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set(wireless_rids, pos.z,pos.y,pos.x, RID)
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2015-08-28 12:24:33 +02:00
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end
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2015-09-10 21:45:08 +02:00
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local is_jammed
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local function wireless_activate(pos)
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if is_jammed(pos) then
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-- jamming doesn't disallow receiving signals, only sending them
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return
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end
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local channel_first_wireless = minetest.get_meta(pos):get_string("channel")
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2015-08-28 12:24:33 +02:00
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for i = 1, #wireless do
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2015-09-10 21:45:08 +02:00
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if not vector.equals(wireless[i], pos)
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and minetest.get_meta(wireless[i]):get_string("channel") == channel_first_wireless then
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2015-08-28 12:24:33 +02:00
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mesecon.receptor_on(wireless[i])
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end
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2015-09-10 21:45:08 +02:00
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end
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2015-08-28 12:24:33 +02:00
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end
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2015-09-10 21:45:08 +02:00
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local function wireless_deactivate(pos)
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if is_jammed(pos) then
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return
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end
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local channel_first_wireless = minetest.get_meta(pos):get_string("channel")
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2015-08-28 12:24:33 +02:00
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for i = 1, #wireless do
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2015-09-10 21:45:08 +02:00
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if not vector.equals(wireless[i], pos)
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and minetest.get_meta(wireless[i]):get_string("channel") == channel_first_wireless then
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2015-08-28 12:24:33 +02:00
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mesecon.receptor_off(wireless[i])
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end
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2015-09-10 21:45:08 +02:00
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end
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2015-08-28 12:24:33 +02:00
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end
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minetest.register_node("moremesecons_wireless:wireless", {
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2015-08-30 11:49:32 +02:00
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tiles = {"moremesecons_wireless.png"},
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2015-08-28 12:24:33 +02:00
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paramtype = "light",
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paramtype2 = "facedir",
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description = "Wireless",
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walkable = true,
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2015-08-29 17:55:23 +02:00
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groups = {cracky=3},
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2015-08-28 12:24:33 +02:00
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mesecons = {effector = {
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action_on = wireless_activate,
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action_off = wireless_deactivate
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}},
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sounds = default.node_sound_stone_defaults(),
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on_construct = function(pos)
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local meta = minetest.get_meta(pos)
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meta:set_string("formspec", "field[channel;channel;${channel}]")
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2015-09-10 21:45:08 +02:00
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register_RID(pos)
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2015-08-28 12:24:33 +02:00
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end,
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2015-08-31 11:25:29 +02:00
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on_destruct = function(pos)
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2015-09-10 21:45:08 +02:00
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local RID = get(wireless_rids, pos.z,pos.y,pos.x)
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2015-09-01 10:51:53 +02:00
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if RID then
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2015-08-31 11:25:29 +02:00
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table.remove(wireless, RID)
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2015-09-01 10:51:53 +02:00
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vector.remove_data_from_pos(wireless_rids, pos.z,pos.y,pos.x)
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2015-08-31 11:25:29 +02:00
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end
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2015-09-10 21:52:49 +02:00
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mesecon.receptor_off(pos)
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2015-08-31 11:25:29 +02:00
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end,
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2015-08-28 12:24:33 +02:00
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on_receive_fields = function(pos, formname, fields, sender)
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local meta = minetest.get_meta(pos)
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meta:set_string("channel", fields.channel)
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end,
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})
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2015-09-10 21:45:08 +02:00
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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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-- looks big, but should work fast
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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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2015-09-10 18:33:07 +02:00
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mesecon.register_node("moremesecons_wireless:jammer", {
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2015-09-10 22:46:27 +02:00
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description = "Wireless Jammer",
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2015-09-10 18:33:07 +02:00
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paramtype = "light",
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2015-09-10 22:46:27 +02:00
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drawtype = "nodebox",
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2015-09-10 18:33:07 +02:00
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},{
|
2015-09-10 22:46:27 +02:00
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tiles = {"mesecons_wire_off.png^moremesecons_jammer_top.png", "moremesecons_jammer_bottom.png", "mesecons_wire_off.png^moremesecons_jammer_side_off.png"},
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node_box = {
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type = "fixed",
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fixed = {
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-- connection
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{-1/16, -0.5, -0.5, 1/16, -7/16, 0.5},
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{-0.5, -0.5, -1/16, 0.5, -7/16, 1/16},
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--stabilization
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{-1/16, -7/16, -1/16, 1/16, -6/16, 1/16},
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-- fields
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{-7/16, -6/16, -7/16, 7/16, -4/16, 7/16},
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{-5/16, -4/16, -5/16, 5/16, -3/16, 5/16},
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{-3/16, -3/16, -3/16, 3/16, -2/16, 3/16},
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{-1/16, -2/16, -1/16, 1/16, -1/16, 1/16},
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},
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},
|
2015-09-10 18:33:07 +02:00
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groups = {dig_immediate=2},
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mesecons = {effector = {
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action_on = function(pos)
|
2015-09-10 21:45:08 +02:00
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add_jammer(pos)
|
2015-09-10 18:33:07 +02:00
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minetest.swap_node(pos, {name="moremesecons_wireless:jammer_on"})
|
2015-09-10 21:45:08 +02:00
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end
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}}
|
2015-09-10 18:33:07 +02:00
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},{
|
2015-09-10 22:46:27 +02:00
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|
tiles = {"mesecons_wire_on.png^moremesecons_jammer_top.png", "moremesecons_jammer_bottom.png", "mesecons_wire_on.png^moremesecons_jammer_side_on.png"},
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node_box = {
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type = "fixed",
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fixed = {
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|
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-- connection
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{-1/16, -0.5, -0.5, 1/16, -7/16, 0.5},
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{-0.5, -0.5, -1/16, 0.5, -7/16, 1/16},
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|
|
|
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--stabilization
|
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{-1/16, -7/16, -1/16, 1/16, 5/16, 1/16},
|
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|
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|
|
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-- fields
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{-7/16, -6/16, -7/16, 7/16, -4/16, 7/16},
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{-5/16, -3/16, -5/16, 5/16, -1/16, 5/16},
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{-3/16, 0, -3/16, 3/16, 2/16, 3/16},
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{-1/16, 3/16, -1/16, 1/16, 5/16, 1/16},
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},
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},
|
2015-09-10 18:33:07 +02:00
|
|
|
groups = {dig_immediate=2, not_in_creative_inventory=1},
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|
|
mesecons = {effector = {
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action_off = function(pos)
|
2015-09-10 21:45:08 +02:00
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remove_jammer(pos)
|
2015-09-10 18:33:07 +02:00
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minetest.swap_node(pos, {name="moremesecons_wireless:jammer_off"})
|
2015-09-10 21:45:08 +02:00
|
|
|
end
|
|
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}},
|
|
|
|
on_destruct = remove_jammer,
|
|
|
|
on_construct = add_jammer,
|
2015-09-10 18:33:07 +02:00
|
|
|
})
|
|
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|
|
|
|
|
minetest.register_craft({
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|
|
output = "moremesecons_wireless:jammer_off",
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|
|
|
recipe = {
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{"moremesecons_wireless:wireless", "mesecons_torch:mesecon_torch_on", "moremesecons_wireless:wireless"}
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}
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|
|
|
})
|
|
|
|
|
2015-08-28 12:24:33 +02:00
|
|
|
minetest.register_craft({
|
|
|
|
output = "moremesecons_wireless:wireless 2",
|
|
|
|
recipe = {
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{"group:mesecon_conductor_craftable", "", "group:mesecon_conductor_craftable"},
|
2015-08-30 11:49:32 +02:00
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{"", "mesecons_torch:mesecon_torch_on", ""},
|
2015-08-28 12:24:33 +02:00
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{"group:mesecon_conductor_craftable", "", "group:mesecon_conductor_craftable"},
|
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|
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}
|
|
|
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})
|
|
|
|
|
2015-09-10 21:45:08 +02:00
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minetest.register_abm({
|
|
|
|
nodenames = {"moremesecons_wireless:jammer_on"},
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|
|
interval = 5,
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|
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chance = 1,
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action = add_jammer
|
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|
|
})
|
|
|
|
|
2015-08-28 12:24:33 +02:00
|
|
|
minetest.register_abm({
|
|
|
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nodenames = {"moremesecons_wireless:wireless"},
|
2015-09-10 21:45:08 +02:00
|
|
|
interval = 5,
|
|
|
|
chance = 1,
|
|
|
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action = register_RID
|
2015-08-28 12:24:33 +02:00
|
|
|
})
|