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authorShadowNinja <noreply@gmail.com>2013-07-17 15:34:35 -0400
committerShadowNinja <noreply@gmail.com>2013-09-17 16:37:56 -0400
commitee0765804c0a21deeb2f33c22ac1a36cb0db5f43 (patch)
treed6445b48f5663e10a83a2f718ffbcce5883be798 /technic/machines/LV/geothermal.lua
parent48ea6fb99de29a58e01c8c923bdca626aaf47c65 (diff)
Partial rewrite
Diffstat (limited to 'technic/machines/LV/geothermal.lua')
-rw-r--r--technic/machines/LV/geothermal.lua123
1 files changed, 123 insertions, 0 deletions
diff --git a/technic/machines/LV/geothermal.lua b/technic/machines/LV/geothermal.lua
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+++ b/technic/machines/LV/geothermal.lua
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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;]"..
+ "label[0,0;Geothermal Generator]"..
+ "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.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.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.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
+
+ local positions = {
+ {x=pos.x+1, y=pos.y, z=pos.z},
+ {x=pos.x+1, y=pos.y-1, z=pos.z},
+ {x=pos.x-1, y=pos.y, z=pos.z},
+ {x=pos.x-1, y=pos.y-1, z=pos.z},
+ {x=pos.x, y=pos.y, z=pos.z+1},
+ {x=pos.x, y=pos.y-1, z=pos.z+1},
+ {x=pos.x, y=pos.y, z=pos.z-1},
+ {x=pos.x, y=pos.y-1, z=pos.z-1},
+ }
+ for _, p in pairs(positions) do
+ local check = check_node_around(p)
+ if check == 1 then water_nodes = water_nodes + 1 end
+ if check == 2 then lava_nodes = lava_nodes + 1 end
+ end
+
+ 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
+
+ meta:set_string("formspec",
+ "invsize[8,4;]"..
+ "label[0,0;Geothermal Generator]"..
+ "label[4,0;Production at "..tostring(production_level).."%]")
+
+ if production_level > 0 and minetest.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_machine("LV", "technic:geothermal", technic.producer)
+technic.register_machine("LV", "technic:geothermal_active", technic.producer)
+