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-- The coal driven EU generator.
-- A simple device to get started on the electric machines.
-- Inefficient and expensive in coal (200EU 16 ticks)
-- Also only allows for LV machinery to run.
minetest.register_alias("generator", "technic:generator")
minetest.register_alias("generator", "technic:generator_active")
minetest.register_craft({
output = 'technic:generator',
recipe = {
{'default:stone', 'default:stone', 'default:stone'},
{'default:stone', '', 'default:stone'},
{'default:stone', 'default:copper_ingot', 'default:stone'},
}
})
minetest.register_craftitem("technic:generator", {
description = "Coal Driven Generator",
stack_max = 99,
})
local generator_formspec =
"invsize[8,9;]"..
"image[0,0;5,5;technic_generator_menu.png]"..
"image[1,1;1,2;technic_power_meter_bg.png]"..
-- "label[0,0;Generator]"..
"label[1,3;Power level]"..
"list[current_name;src;3,1;1,1;]"..
"image[4,1;1,1;default_furnace_fire_bg.png]"..
"list[current_player;main;0,5;8,4;]"
minetest.register_node(
"technic:generator",
{
description = "Coal Driven Generator",
tiles = {"technic_generator_top.png", "technic_machine_bottom.png", "technic_generator_side.png",
"technic_generator_side.png", "technic_generator_side.png", "technic_generator_front.png"},
paramtype2 = "facedir",
groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2},
legacy_facedir_simple = true,
sounds = default.node_sound_wood_defaults(),
on_construct = function(pos)
local meta = minetest.env:get_meta(pos)
meta:set_string("infotext", "Coal Electric Generator")
meta:set_float("technic_power_machine", 1)
meta:set_int("LV_EU_supply", 0)
meta:set_int("LV_EU_from_fuel", 1) -- Signal to the switching station that this device burns some sort of fuel and needs special handling
meta:set_int("burn_time", 0)
meta:set_string("formspec", generator_formspec)
local inv = meta:get_inventory()
inv:set_size("src", 1)
end,
can_dig = function(pos,player)
local meta = minetest.env: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:generator_active",
{
description = "Coal Driven Generator",
tiles = {"technic_generator_top.png", "technic_machine_bottom.png", "technic_generator_side.png",
"technic_generator_side.png", "technic_generator_side.png", "technic_generator_front_active.png"},
paramtype2 = "facedir",
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:generator",
can_dig = function(pos,player)
local meta = minetest.env: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_abm(
{
nodenames = {"technic:generator","technic:generator_active"},
interval = 1,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
local meta = minetest.env:get_meta(pos)
local burn_time= meta:get_int("burn_time")
-- If more to burn and the energy produced was used: produce some more
if burn_time>0 then
if meta:get_int("LV_EU_supply") == 0 then
-- We did not use the power
meta:set_int("LV_EU_supply", 200) -- Give 200EUs
else
burn_time = burn_time - 1
meta:set_int("burn_time",burn_time)
meta:set_string("infotext", "Coal Electric Generator ("..math.floor(burn_time/16*100).."%)")
end
end
-- Burn another piece of coal
if burn_time==0 then
local inv = meta:get_inventory()
if inv:is_empty("src") == false then
local srcstack = inv:get_stack("src", 1)
src_item=srcstack:to_table()
if src_item["name"] == "default:coal_lump" then
srcstack:take_item()
inv:set_stack("src", 1, srcstack)
burn_time=16
meta:set_int("burn_time",burn_time)
hacky_swap_node (pos,"technic:generator_active")
meta:set_int("LV_EU_supply", 200) -- Give 200EUs
else
meta:set_int("LV_EU_supply", 0)
end
end
end
local load = 8 -- math.floor((charge/max_charge)*100)
local percent = math.floor((burn_time/16)*100)
meta:set_string("formspec",
"invsize[8,9;]"..
"image[1,1;1,2;technic_power_meter_bg.png^[lowpart:"..
(load)..":technic_power_meter_fg.png]"..
"label[0,0;Generator]"..
"label[1,3;Power level]"..
"list[current_name;src;3,1;1,1;]"..
"image[4,1;1,1;default_furnace_fire_bg.png^[lowpart:"..
(percent)..":default_furnace_fire_fg.png]"..
"list[current_player;main;0,5;8,4;]"
)
if burn_time==0 then
hacky_swap_node (pos,"technic:generator")
end
end
})
technic.register_LV_machine ("technic:generator","PR")
technic.register_LV_machine ("technic:generator_active","PR")
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