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-- MV Battery box |
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minetest.register_craft( |
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{output = 'technic:mv_battery_box 1', |
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recipe = { |
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{'technic:battery_box', 'technic:battery_box', 'technic:battery_box'}, |
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{'technic:battery_box', 'technic:mv_transformer', 'technic:battery_box'}, |
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{'', 'technic:mv_cable', ''}, |
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} |
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}) |
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local battery_box_formspec = |
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"invsize[8,9;]".. |
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"image[1,1;1,2;technic_power_meter_bg.png]".. |
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"list[current_name;src;3,1;1,1;]".. |
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"list[current_name;dst;5,1;1,1;]".. |
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"label[0,0;MV Battery Box]".. |
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"label[3,0;Charge]".. |
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"label[5,0;Discharge]".. |
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"label[1,3;Power level]".. |
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"list[current_player;main;0,5;8,4;]".. |
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"background[-0.19,-0.25;8.4,9.75;ui_form_bg.png]".. |
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"background[0,0;8,4;ui_mv_battery_box.png]".. |
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"background[0,5;8,4;ui_main_inventory.png]" |
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minetest.register_node( |
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"technic:mv_battery_box", { |
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description = "MV Battery Box", |
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tiles = {"technic_mv_battery_box_top.png", "technic_mv_battery_box_bottom.png", "technic_mv_battery_box_side0.png", |
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"technic_mv_battery_box_side0.png", "technic_mv_battery_box_side0.png", "technic_mv_battery_box_side0.png"}, |
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groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2}, |
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sounds = default.node_sound_wood_defaults(), |
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drop = "technic:mv_battery_box", |
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on_construct = function(pos) |
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if pos==nil then return end |
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local meta = minetest.env:get_meta(pos); |
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local inv = meta:get_inventory() |
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meta:set_string("infotext", "MV Battery box") |
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meta:set_float("technic_mv_power_machine", 1) |
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meta:set_string("formspec", battery_box_formspec) |
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meta:set_int("MV_EU_demand", 0) -- How much can this node charge |
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meta:set_int("MV_EU_supply", 0) -- How much can this node discharge |
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meta:set_int("MV_EU_input", 0) -- How much power is this machine getting. |
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meta:set_float("internal_EU_charge", 0) |
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inv:set_size("src", 1) |
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inv:set_size("dst", 1) |
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end, |
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can_dig = function(pos,player) |
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local meta = minetest.env:get_meta(pos); |
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local inv = meta:get_inventory() |
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if not inv:is_empty("src") or not inv:is_empty("dst") then |
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minetest.chat_send_player(player:get_player_name(), "Machine cannot be removed because it is not empty"); |
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return false |
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else |
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return true |
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end |
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end, |
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}) |
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for i=1,8,1 do |
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minetest.register_node( |
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"technic:mv_battery_box"..i, |
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{ |
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description = "MV Battery Box", |
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tiles = {"technic_mv_battery_box_top.png", "technic_mv_battery_box_bottom.png", "technic_mv_battery_box_side0.png^technic_power_meter"..i..".png", |
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"technic_mv_battery_box_side0.png^technic_power_meter"..i..".png", "technic_mv_battery_box_side0.png^technic_power_meter"..i..".png", "technic_mv_battery_box_side0.png^technic_power_meter"..i..".png"}, |
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groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2,not_in_creative_inventory=1}, |
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sounds = default.node_sound_wood_defaults(), |
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drop = "technic:mv_battery_box", |
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can_dig = function(pos,player) |
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local meta = minetest.env:get_meta(pos); |
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local inv = meta:get_inventory() |
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if not inv:is_empty("src") or not inv:is_empty("dst") then |
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minetest.chat_send_player(player:get_player_name(), "Machine cannot be removed because it is not empty"); |
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return false |
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else |
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return true |
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end |
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end, |
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}) |
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end |
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minetest.register_abm( |
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{ |
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nodenames = {"technic:mv_battery_box","technic:mv_battery_box1","technic:mv_battery_box2","technic:mv_battery_box3","technic:mv_battery_box4", |
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"technic:mv_battery_box5","technic:mv_battery_box6","technic:mv_battery_box7","technic:mv_battery_box8" |
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}, |
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interval = 1, |
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chance = 1, |
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action = function(pos, node, active_object_count, active_object_count_wider) |
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local meta = minetest.env:get_meta(pos) |
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local max_charge = 300000 -- Set maximum charge for the device here |
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local max_charge_rate = 2000 -- Set maximum rate of charging (4000) |
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local max_discharge_rate = 3000 -- Set maximum rate of discharging |
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local eu_input = meta:get_int("MV_EU_input") |
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local current_charge = meta:get_int("internal_EU_charge") -- Battery charge right now |
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-- Power off automatically if no longer connected to a switching station |
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technic.switching_station_timeout_count(pos, "MV") |
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-- Charge/discharge the battery with the input EUs |
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if eu_input >=0 then |
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current_charge = math.min(current_charge+eu_input, max_charge) |
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else |
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current_charge = math.max(current_charge+eu_input, 0) |
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end |
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-- Charging/discharging tools here |
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current_charge = charge_tools(meta, current_charge, 4000) |
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current_charge = discharge_tools(meta, current_charge, max_charge, 4000) |
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-- Set a demand (we allow batteries to charge on less than the demand though) |
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meta:set_int("MV_EU_demand", math.min(max_charge_rate, max_charge-current_charge)) |
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-- Set how much we can supply |
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meta:set_int("MV_EU_supply", math.min(max_discharge_rate, current_charge)) |
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meta:set_int("internal_EU_charge", current_charge) |
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--dprint("BA: input:"..eu_input.." supply="..meta:get_int("MV_EU_supply").." demand="..meta:get_int("MV_EU_demand").." current:"..current_charge) |
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-- Select node textures |
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local i=math.ceil((current_charge/max_charge)*8) |
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if i > 8 then i = 8 end |
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local j = meta:get_float("last_side_shown") |
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if i~=j then |
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if i>0 then hacky_swap_node(pos,"technic:mv_battery_box"..i) |
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elseif i==0 then hacky_swap_node(pos,"technic:mv_battery_box") end |
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meta:set_float("last_side_shown",i) |
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end |
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local load = math.floor(current_charge/max_charge * 100) |
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meta:set_string("formspec", |
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battery_box_formspec.. |
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"image[1,1;1,2;technic_power_meter_bg.png^[lowpart:".. |
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(load)..":technic_power_meter_fg.png]" |
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) |
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if eu_input == 0 then |
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meta:set_string("infotext", "MV Battery box: "..current_charge.."/"..max_charge.." (idle)") |
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else |
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meta:set_string("infotext", "MV Battery box: "..current_charge.."/"..max_charge) |
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end |
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end |
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}) |
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-- Register as a battery type |
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-- Battery type machines function as power reservoirs and can both receive and give back power |
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technic.register_MV_machine("technic:mv_battery_box","BA") |
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for i=1,8,1 do |
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technic.register_MV_machine("technic:mv_battery_box"..i,"BA") |
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end |
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