elepower/elepower_nuclear/machines/heat_exchanger.lua

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2018-07-28 14:29:56 +00:00
local function get_formspec(heat, cold, water, steam)
return "size[8,8.5]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
ele.formspec.fluid_bar(0, 0, heat)..
ele.formspec.fluid_bar(1, 0, cold)..
"image[3.5,1;1,1;gui_furnace_arrow_bg.png^[transformR270]"..
ele.formspec.fluid_bar(6, 0, water)..
ele.formspec.fluid_bar(7, 0, steam)..
"list[current_player;main;0,4.25;8,1;]"..
"list[current_player;main;0,5.5;8,3;8]"..
"listring[current_player;main]"..
default.get_hotbar_bg(0, 4.25)
end
local function heat_exchanger_timer(pos)
local meta = minetest.get_meta(pos)
local change = false
local heat = fluid_lib.get_buffer_data(pos, "heat")
local cold = fluid_lib.get_buffer_data(pos, "cold")
local water = fluid_lib.get_buffer_data(pos, "water")
local steam = fluid_lib.get_buffer_data(pos, "steam")
-- See if we have enough hot coolant
if heat.amount >= 1000 then
local water_convert = math.min(water.amount, 1000)
if steam.amount + water_convert > steam.capacity then
water_convert = steam.capacity - steam.amount
end
if water_convert > 0 then
if cold.amount + 1000 < cold.capacity then
-- Conversion
heat.amount = heat.amount - 1000
cold.amount = cold.amount + 1000
water.amount = water.amount - water_convert
steam.amount = steam.amount + water_convert
change = true
end
end
end
if change then
meta:set_string("cold_fluid", "elepower_nuclear:coolant_source")
meta:set_string("steam_fluid", "elepower_dynamics:steam")
meta:set_int("heat_fluid_storage", heat.amount)
meta:set_int("cold_fluid_storage", cold.amount)
meta:set_int("water_fluid_storage", water.amount)
meta:set_int("steam_fluid_storage", steam.amount)
end
meta:set_string("formspec", get_formspec(heat, cold, water, steam))
return false
end
ele.register_machine("elepower_nuclear:heat_exchanger", {
description = "Shielded Heat Exchanger\nFor use in nuclear power plants",
tiles = {
"elenuclear_machine_top.png", "elepower_lead_block.png", "elenuclear_machine_side.png",
"elenuclear_machine_side.png", "elenuclear_machine_side.png", "elenuclear_heat_exchanger.png",
},
groups = {cracky = 3, fluid_container = 1},
fluid_buffers = {
heat = {
capacity = 8000,
accepts = {"elepower_nuclear:hot_coolant_source"},
drainable = false,
},
cold = {
capacity = 8000,
accepts = {"elepower_nuclear:coolant_source"},
drainable = true,
},
water = {
capacity = 16000,
accepts = {"default:water_source"},
drainable = false,
},
steam = {
capacity = 16000,
accepts = {"elepower_dynamics:steam"},
drainable = true,
},
},
on_construct = function (pos)
local meta = minetest.get_meta(pos)
meta:set_string("formspec", get_formspec())
end,
on_timer = heat_exchanger_timer,
})