diff options
Diffstat (limited to 'technic/machines/HV/nuclear_reactor.lua')
| -rw-r--r-- | technic/machines/HV/nuclear_reactor.lua | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/technic/machines/HV/nuclear_reactor.lua b/technic/machines/HV/nuclear_reactor.lua new file mode 100644 index 0000000..80d6bbd --- /dev/null +++ b/technic/machines/HV/nuclear_reactor.lua @@ -0,0 +1,259 @@ +-- The enriched uranium rod driven EU generator. +-- A very large and advanced machine providing vast amounts of power. +-- Very efficient but also expensive to run as it needs uranium. (10000EU 86400 ticks (24h)) +-- Provides HV EUs that can be down converted as needed. +-- +-- The nuclear reactor core needs water and a protective shield to work. +-- This is checked now and then and if the machine is tampered with... BOOM! + +local burn_ticks = 7 * 24 * 60 * 60 -- (seconds). +local power_supply = 100000 -- EUs +local fuel_type = "technic:uranium_fuel" -- The reactor burns this stuff + + +-- FIXME: recipe must make more sense like a rod recepticle, steam chamber, HV generator? +minetest.register_craft({ + output = 'technic:hv_nuclear_reactor_core', + recipe = { + {'technic:stainless_steel_ingot', 'technic:stainless_steel_ingot', 'technic:stainless_steel_ingot'}, + {'technic:stainless_steel_ingot', '', 'technic:stainless_steel_ingot'}, + {'technic:stainless_steel_ingot', 'technic:hv_cable', 'technic:stainless_steel_ingot'}, + } +}) + +local generator_formspec = + "invsize[8,9;]".. + "label[0,0;Nuclear Reactor Rod Compartment]".. + "list[current_name;src;2,1;3,2;]".. + "list[current_player;main;0,5;8,4;]" + +-- "Boxy sphere" +local nodebox = { + { -0.353, -0.353, -0.353, 0.353, 0.353, 0.353 }, -- Box + { -0.495, -0.064, -0.064, 0.495, 0.064, 0.064 }, -- Circle +-x + { -0.483, -0.128, -0.128, 0.483, 0.128, 0.128 }, + { -0.462, -0.191, -0.191, 0.462, 0.191, 0.191 }, + { -0.433, -0.249, -0.249, 0.433, 0.249, 0.249 }, + { -0.397, -0.303, -0.303, 0.397, 0.303, 0.303 }, + { -0.305, -0.396, -0.305, 0.305, 0.396, 0.305 }, -- Circle +-y + { -0.250, -0.432, -0.250, 0.250, 0.432, 0.250 }, + { -0.191, -0.461, -0.191, 0.191, 0.461, 0.191 }, + { -0.130, -0.482, -0.130, 0.130, 0.482, 0.130 }, + { -0.066, -0.495, -0.066, 0.066, 0.495, 0.066 }, + { -0.064, -0.064, -0.495, 0.064, 0.064, 0.495 }, -- Circle +-z + { -0.128, -0.128, -0.483, 0.128, 0.128, 0.483 }, + { -0.191, -0.191, -0.462, 0.191, 0.191, 0.462 }, + { -0.249, -0.249, -0.433, 0.249, 0.249, 0.433 }, + { -0.303, -0.303, -0.397, 0.303, 0.303, 0.397 }, +} + +minetest.register_node("technic:hv_nuclear_reactor_core", { + description = "Nuclear Reactor", + tiles = {"technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png", + "technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png", + "technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png"}, + groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2}, + legacy_facedir_simple = true, + sounds = default.node_sound_wood_defaults(), + drawtype="nodebox", + paramtype = "light", + stack_max = 1, + node_box = { + type = "fixed", + fixed = nodebox + }, + on_construct = function(pos) + local meta = minetest.get_meta(pos) + meta:set_string("infotext", "Nuclear Reactor Core") + meta:set_int("HV_EU_supply", 0) + -- Signal to the switching station that this device burns some + -- sort of fuel and needs special handling + meta:set_int("HV_EU_from_fuel", 1) + meta:set_int("burn_time", 0) + meta:set_string("formspec", generator_formspec) + local inv = meta:get_inventory() + inv:set_size("src", 6) + end, + can_dig = function(pos,player) + local meta = minetest.get_meta(pos); + local inv = meta:get_inventory() + if not inv:is_empty("src") then + minetest.chat_send_player(player:get_player_name(), + "Machine cannot be removed because it is not empty"); + return false + else + return true + end + end, +}) + +minetest.register_node("technic:hv_nuclear_reactor_core_active", { + description = "HV Uranium Reactor", + tiles = {"technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png", + "technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png", + "technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png"}, + groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2, not_in_creative_inventory=1}, + legacy_facedir_simple = true, + sounds = default.node_sound_wood_defaults(), + drop="technic:hv_nuclear_reactor_core", + drawtype="nodebox", + light_source = 15, + paramtype = "light", + node_box = { + type = "fixed", + fixed = nodebox + }, + can_dig = function(pos,player) + local meta = minetest.get_meta(pos); + local inv = meta:get_inventory() + if not inv:is_empty("src") then + minetest.chat_send_player(player:get_player_name(), + "Machine cannot be removed because it is not empty"); + return false + else + return true + end + end, +}) + +local check_reactor_structure = function(pos) + -- The reactor consists of a 9x9x9 cube structure + -- A cross section through the middle: + -- CCCC CCCC + -- CBBB BBBC + -- CBSS SSBC + -- CBSWWWSBC + -- CBSW#WSBC + -- CBSW|WSBC + -- CBSS|SSBC + -- CBBB|BBBC + -- CCCC|CCCC + -- C = Concrete, B = Blast resistant concrete, S = Stainless Steel, + -- W = water node, # = reactor core, | = HV cable + -- The man-hole and the HV cable is only in the middle + -- The man-hole is optional + + local vm = VoxelManip() + local pos1 = vector.subtract(pos, 4) + local pos2 = vector.add(pos, 4) + local MinEdge, MaxEdge = vm:read_from_map(pos1, pos2) + local data = vm:get_data() + local area = VoxelArea:new({MinEdge=MinEdge, MaxEdge=MaxEdge}) + + local c_concrete = minetest.get_content_id("technic:concrete") + local c_blast_concrete = minetest.get_content_id("technic:blast_resistant_concrete") + local c_stainless_steel = minetest.get_content_id("technic:stainless_steel_block") + local c_water_source = minetest.get_content_id("default:water_source") + local c_water_flowing = minetest.get_content_id("default:water_flowing") + + local concretelayer, blastlayer, steellayer, waterlayer = 0, 0, 0, 0 + + for z = pos1.z, pos2.z do + for y = pos1.y, pos2.y do + for x = pos1.x, pos2.x do + -- If the position is in the outer layer + if x == pos1.x or x == pos2.x or + y == pos1.y or y == pos2.y or + z == pos1.z or z == pos2.z then + if data[area:index(x, y, z)] == c_concrete then + concretelayer = concretelayer + 1 + end + elseif x == pos1.x+1 or x == pos2.x-1 or + y == pos1.y+1 or y == pos2.y-1 or + z == pos1.z+1 or z == pos2.z-1 then + if data[area:index(x, y, z)] == c_blast_concrete then + blastlayer = blastlayer + 1 + end + elseif x == pos1.x+2 or x == pos2.x-2 or + y == pos1.y+2 or y == pos2.y-2 or + z == pos1.z+2 or z == pos2.z-2 then + if data[area:index(x, y, z)] == c_stainless_steel then + steellayer = steellayer + 1 + end + elseif x == pos1.x+3 or x == pos2.x-3 or + y == pos1.y+3 or y == pos2.y-3 or + z == pos1.z+3 or z == pos2.z-3 then + local cid = data[area:index(x, y, z)] + if cid == c_water_source or cid == c_water_flowing then + waterlayer = waterlayer + 1 + end + end + end + end + end + if waterlayer >= 25 and + steellayer >= 96 and + blastlayer >= 216 and + concretelayer >= 384 then + return true + end +end + +local explode_reactor = function(pos) + print("A reactor exploded at "..minetest.pos_to_string(pos)) +end + +local function damage_nearby_players(pos) + local objs = minetest.get_objects_inside_radius(pos, 4) + for _, o in pairs(objs) do + if o:is_player() then + o:set_hp(math.max(o:get_hp() - 2, 0)) + end + end +end + +minetest.register_abm({ + nodenames = {"technic:hv_nuclear_reactor_core", "technic:hv_nuclear_reactor_core_active"}, + interval = 1, + chance = 1, + action = function(pos, node, active_object_count, active_object_count_wider) + local meta = minetest.get_meta(pos) + local burn_time = meta:get_int("burn_time") or 0 + + if burn_time >= burn_ticks or burn_time == 0 then + local inv = meta:get_inventory() + if not inv:is_empty("src") then + local srclist = inv:get_list("src") + local correct_fuel_count = 0 + for _, srcstack in pairs(srclist) do + if srcstack then + if srcstack:get_name() == fuel_type then + correct_fuel_count = correct_fuel_count + 1 + end + end + end + -- Check that the reactor is complete as well + -- as the correct number of correct fuel + if correct_fuel_count == 6 and + check_reactor_structure(pos) then + meta:set_int("burn_time", 1) + hacky_swap_node(pos, "technic:hv_nuclear_reactor_core_active") + meta:set_int("HV_EU_supply", power_supply) + for idx, srcstack in pairs(srclist) do + srcstack:take_item() + inv:set_stack("src", idx, srcstack) + end + return + end + end + meta:set_int("HV_EU_supply", 0) + meta:set_int("burn_time", 0) + meta:set_string("infotext", "Nuclear Reactor Core (idle)") + hacky_swap_node(pos, "technic:hv_nuclear_reactor_core") + elseif burn_time > 0 then + damage_nearby_players(pos) + if not check_reactor_structure(pos) then + explode_reactor(pos) + end + burn_time = burn_time + 1 + meta:set_int("burn_time", burn_time) + local percent = math.floor(burn_time / burn_ticks * 100) + meta:set_string("infotext", "Nuclear Reactor Core ("..percent.."%)") + meta:set_int("HV_EU_supply", power_supply) + end + end +}) + +technic.register_machine("HV", "technic:hv_nuclear_reactor_core", technic.producer) +technic.register_machine("HV", "technic:hv_nuclear_reactor_core_active", technic.producer) + |