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| | | -- A geothermal EU generator |
| | | -- Using hot lava and water this device can create energy from steam |
| | | -- The machine is only producing LV EUs and can thus not drive more advanced equipment |
| | | -- The output is a little more than the coal burning generator (max 300EUs) |
| | | minetest.register_alias("geothermal", "technic:geothermal") |
| | | |
| | | minetest.register_craft({ |
| | | output = 'technic:geothermal', |
| | | recipe = { |
| | | {'default:stone', 'default:stone', 'default:stone'}, |
| | | {'default:copper_ingot', 'default:diamond', 'default:copper_ingot'}, |
| | | {'default:stone', 'default:copper_ingot', 'default:stone'}, |
| | | } |
| | | }) |
| | | |
| | | minetest.register_craftitem("technic:geothermal", { |
| | | description = "Geothermal Generator", |
| | | stack_max = 99, |
| | | }) |
| | | |
| | | local geothermal_formspec = |
| | | "invsize[8,4;]".. |
| | | "image[1,1;1,2;technic_power_meter_bg.png]".. |
| | | "label[0,0;Geothermal Generator]".. |
| | | "label[1,3;Power level]".. |
| | | "list[current_player;main;0,5;8,4;]" |
| | | |
| | | |
| | | minetest.register_node( |
| | | "technic:geothermal", |
| | | { |
| | | description = "Geothermal Generator", |
| | | tiles = {"technic_geothermal_top.png", "technic_machine_bottom.png", "technic_geothermal_side.png", |
| | | "technic_geothermal_side.png", "technic_geothermal_side.png", "technic_geothermal_side.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", "Geothermal Generator") |
| | | meta:set_float("technic_power_machine", 1) |
| | | meta:set_int("LV_EU_supply", 0) |
| | | meta:set_string("formspec", geothermal_formspec) |
| | | end, |
| | | }) |
| | | |
| | | minetest.register_node( |
| | | "technic:geothermal_active", |
| | | { |
| | | description = "Geothermal Generator", |
| | | tiles = {"technic_geothermal_top_active.png", "technic_machine_bottom.png", "technic_geothermal_side.png", |
| | | "technic_geothermal_side.png", "technic_geothermal_side.png", "technic_geothermal_side.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:geothermal", |
| | | }) |
| | | |
| | | local check_node_around = function(pos) |
| | | local node=minetest.env:get_node(pos) |
| | | if node.name=="default:water_source" or node.name=="default:water_flowing" then return 1 end |
| | | if node.name=="default:lava_source" or node.name=="default:lava_flowing" then return 2 end |
| | | return 0 |
| | | end |
| | | |
| | | minetest.register_abm( |
| | | { |
| | | nodenames = {"technic:geothermal","technic:geothermal_active"}, |
| | | interval = 1, |
| | | chance = 1, |
| | | action = function(pos, node, active_object_count, active_object_count_wider) |
| | | local meta = minetest.env:get_meta(pos) |
| | | local water_nodes = 0 |
| | | local lava_nodes = 0 |
| | | local production_level = 0 |
| | | local eu_supply = 0 |
| | | |
| | | -- Correct positioning is water on one side and lava on the other. |
| | | -- The two cannot be adjacent because the lava the turns into obsidian or rock. |
| | | -- To get to 100% production stack the water and lava one extra block down as well: |
| | | -- WGL (W=Water, L=Lava, G=the generator, |=an LV cable) |
| | | -- W|L |
| | | pos.x=pos.x+1 |
| | | local check=check_node_around(pos) |
| | | if check==1 then water_nodes=water_nodes+1 end |
| | | if check==2 then lava_nodes=lava_nodes+1 end |
| | | pos.y=pos.y-1 |
| | | local check=check_node_around(pos) |
| | | if check==1 then water_nodes=water_nodes+1 end |
| | | if check==2 then lava_nodes=lava_nodes+1 end |
| | | |
| | | pos.x=pos.x-2 |
| | | check=check_node_around(pos) |
| | | if check==1 then water_nodes=water_nodes+1 end |
| | | if check==2 then lava_nodes=lava_nodes+1 end |
| | | pos.y=pos.y+1 |
| | | check=check_node_around(pos) |
| | | if check==1 then water_nodes=water_nodes+1 end |
| | | if check==2 then lava_nodes=lava_nodes+1 end |
| | | |
| | | pos.x=pos.x+1 |
| | | pos.z=pos.z+1 |
| | | check=check_node_around(pos) |
| | | if check==1 then water_nodes=water_nodes+1 end |
| | | if check==2 then lava_nodes=lava_nodes+1 end |
| | | pos.y=pos.y-1 |
| | | check=check_node_around(pos) |
| | | if check==1 then water_nodes=water_nodes+1 end |
| | | if check==2 then lava_nodes=lava_nodes+1 end |
| | | |
| | | pos.z=pos.z-2 |
| | | check=check_node_around(pos) |
| | | if check==1 then water_nodes=water_nodes+1 end |
| | | if check==2 then lava_nodes=lava_nodes+1 end |
| | | pos.y=pos.y+1 |
| | | check=check_node_around(pos) |
| | | if check==1 then water_nodes=water_nodes+1 end |
| | | if check==2 then lava_nodes=lava_nodes+1 end |
| | | |
| | | -- Back to (0,0,0) |
| | | pos.z=pos.z+1 |
| | | |
| | | if water_nodes==1 and lava_nodes==1 then production_level = 25; eu_supply = 50 end |
| | | if water_nodes==2 and lava_nodes==1 then production_level = 50; eu_supply = 100 end |
| | | if water_nodes==1 and lava_nodes==2 then production_level = 75; eu_supply = 200 end |
| | | if water_nodes==2 and lava_nodes==2 then production_level = 100; eu_supply = 300 end |
| | | |
| | | if production_level>0 then |
| | | meta:set_int("LV_EU_supply", eu_supply) |
| | | end |
| | | |
| | | local load = 1 -- math.floor((charge/max_charge)*100) |
| | | meta:set_string("formspec", |
| | | "invsize[8,4;]".. |
| | | "image[1,1;1,2;technic_power_meter_bg.png^[lowpart:".. |
| | | (load)..":technic_power_meter_fg.png]".. |
| | | "label[0,0;Geothermal Generator]".. |
| | | "label[1,3;Power level]".. |
| | | "label[4,0;Production at "..tostring(production_level).."%]" |
| | | ) |
| | | |
| | | if production_level>0 and minetest.env:get_node(pos).name=="technic:geothermal" then |
| | | hacky_swap_node (pos,"technic:geothermal_active") |
| | | return |
| | | end |
| | | if production_level==0 then |
| | | hacky_swap_node (pos,"technic:geothermal") |
| | | meta:set_int("LV_EU_supply", 0) |
| | | end |
| | | end |
| | | }) |
| | | |
| | | technic.register_LV_machine ("technic:geothermal","PR") |
| | | technic.register_LV_machine ("technic:geothermal_active","PR") |