LV led lighting

technic/machines/LV/init.lua

@@ -27,3 +27,4 @@ dofile(path.."/cnc.lua")
 dofile(path.."/cnc_api.lua")
 dofile(path.."/cnc_nodes.lua")
 
+dofile(path.."/lamp.lua")

technic/machines/LV/lamp.lua

@@ -0,0 +1,250 @@
+-- LV LED and LV LED Lamp
+-- LED - a weak light source, intended primarily as a core component for LED lamps
+-- LED Lamp - a powerful light source, illuminating a 7x7x3(H) volume below itself
+-- with light bright as the sun.
+
+local S = technic.getter
+
+
+local illuminate = function(pos, mode)
+	local loc = {}
+-- 	loc.x, loc.y, loc.z = pos.x, pos.y, pos.z
+	for y=1,3,1 do
+		for x=-3,3,1 do
+			for z = -3,3,1 do
+				loc = {x = pos.x - x, y = pos.y - y, z = pos.z - z}
+				if mode then
+					if minetest.get_node(loc).name == "air" then
+						minetest.swap_node(loc, {name = "technic:dummy_light_source"})
+					end
+				else
+					if minetest.get_node(loc).name == "technic:dummy_light_source" then
+						minetest.swap_node(loc, {name = "air"})
+					end
+				end
+			end
+		end
+	end
+end
+
+
+local led_on = function(pos, node)
+	local meta         = minetest.get_meta(pos)
+	local eu_input     = meta:get_int("LV_EU_input")
+	local machine_name = S("%s LED"):format("LV")
+	local machine_node = "technic:lv_led"
+	local demand       = 5
+
+	if eu_input < demand then
+		technic.swap_node(pos, machine_node)
+		meta:set_string("infotext", S("%s Unpowered"):format(machine_name))
+	elseif eu_input >= demand then
+		technic.swap_node(pos, machine_node.."_active")
+		meta:set_string("infotext", S("%s Active"):format(machine_name))
+	end
+	meta:set_int("LV_EU_demand", demand)
+end
+
+local led_off = function(pos, node)
+	local meta         = minetest.get_meta(pos)
+	local eu_input     = meta:get_int("LV_EU_input")
+	local machine_name = S("%s LED"):format("LV")
+	local machine_node = "technic:lv_led"
+
+	technic.swap_node(pos, machine_node)
+	meta:set_string("infotext", S("%s Unpowered"):format(machine_name))
+	
+	meta:set_int("LV_EU_demand", 0)
+end
+
+
+
+local lamp_on = function(pos, node)
+	local meta         = minetest.get_meta(pos)
+	local eu_input     = meta:get_int("LV_EU_input")
+	local machine_name = S("%s Lamp"):format("LV")
+	local machine_node = "technic:lv_lamp"
+	local demand       = 50
+
+	if eu_input < demand then
+		technic.swap_node(pos, machine_node)
+		meta:set_string("infotext", S("%s Unpowered"):format(machine_name))
+		illuminate(pos, false)
+	elseif eu_input >= demand then
+		technic.swap_node(pos, machine_node.."_active")
+		meta:set_string("infotext", S("%s Active"):format(machine_name))
+		illuminate(pos, true)
+	end
+	meta:set_int("LV_EU_demand", demand)
+end
+
+local lamp_off = function(pos, node)
+	local meta         = minetest.get_meta(pos)
+	local eu_input     = meta:get_int("LV_EU_input")
+	local machine_name = S("%s Lamp"):format("LV")
+	local machine_node = "technic:lv_lamp"
+
+	illuminate(pos, false)
+	technic.swap_node(pos, machine_node)
+	meta:set_string("infotext", S("%s Unpowered"):format(machine_name))
+	meta:set_int("LV_EU_demand", 0)
+end
+
+
+minetest.register_node("technic:dummy_light_source", {
+	description = S("Dummy light source node"),
+	node_box = {
+		type = "fixed",
+		fixed = {}
+		},
+	collision_box = {
+		type = "fixed",
+		fixed = {}
+		},
+	selection_box = {
+		type = "fixed",
+		fixed = {}
+		},
+	drawtype = "airlike",
+	buildable_to = true,
+	light_source = 14,
+	sunlight_propagates = true,
+	diggable = false,
+	walkable = false,
+	groups = { not_in_creative_inventory = 1 }
+})
+
+minetest.register_node("technic:lv_led", {
+	description = S("LV LED"),
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {0.2,0.2,0.2,-0.2,-0.2,-0.2}
+		},
+	collision_box = {
+		type = "fixed",
+		fixed = {0.2,0.2,0.2,-0.2,-0.2,-0.2}
+		},
+	selection_box = {
+		type = "fixed",
+		fixed = {0.2,0.2,0.2,-0.2,-0.2,-0.2}
+		},
+	tiles = {"technic_lv_led.png"},
+	inventory_image = "technic_lv_led_inv.png",
+	sunlight_propagates = true,
+	groups = {cracky=2, technic_machine=1, technic_lv=1},
+	connect_sides = {"front", "back", "left", "right", "top", "bottom"},
+	can_dig = technic.machine_can_dig,
+	technic_run = led_on,
+	on_construct = function(pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", S("%s LED"):format("LV"))
+	end,
+	drop = "technic:lv_led"
+})
+
+minetest.register_node("technic:lv_led_active", {
+	description = S("LV LED Active"),
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {0.2,0.2,0.2,-0.2,-0.2,-0.2}
+		},
+	collision_box = {
+		type = "fixed",
+		fixed = {0.2,0.2,0.2,-0.2,-0.2,-0.2}
+		},
+	selection_box = {
+		type = "fixed",
+		fixed = {0.2,0.2,0.2,-0.2,-0.2,-0.2}
+		},
+	tiles = {"technic_lv_led.png"},
+	light_source = 9,
+	sunlight_propagates = true,
+	groups = {cracky=2, technic_machine=1, technic_lv=1, not_in_creative_inventory=1},
+	connect_sides = {"front", "back", "left", "right", "top", "bottom"},
+	can_dig = technic.machine_can_dig,
+	technic_run = led_on,
+	technic_on_disable = led_off,
+	drop = "technic:lv_led"
+})
+
+
+minetest.register_node("technic:lv_lamp", {
+	description = S("%s Lamp"):format("LV"),
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {0.5,0.5,0.5,-0.5,-0.2,-0.5}
+		},
+	collision_box = {
+		type = "fixed",
+		fixed = {0.5,0.5,0.5,-0.5,-0.2,-0.5}
+		},
+	selection_box = {
+		type = "fixed",
+		fixed = {0.5,0.5,0.5,-0.5,-0.2,-0.5}
+		},
+	tiles       = {"technic_lv_lamp_top.png", "technic_lv_lamp_bottom.png", "technic_lv_lamp_side.png",
+	               "technic_lv_lamp_side.png", "technic_lv_lamp_side.png", "technic_lv_lamp_side.png"},
+	groups = {cracky=2, technic_machine=1, technic_lv=1},
+	connect_sides = {"front", "back", "left", "right", "top",},
+	can_dig = technic.machine_can_dig,
+	technic_run = lamp_on,
+	on_destruct = lamp_off,
+	on_construct = function(pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("infotext", S("%s Lamp"):format("LV"))
+	end,
+})
+
+
+minetest.register_node("technic:lv_lamp_active", {
+	description = S("%s Lamp Active"):format("LV"),
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {0.5,0.5,0.5,-0.5,-0.2,-0.5}
+		},
+	collision_box = {
+		type = "fixed",
+		fixed = {0.5,0.5,0.5,-0.5,-0.2,-0.5}
+		},
+	selection_box = {
+		type = "fixed",
+		fixed = {0.5,0.5,0.5,-0.5,-0.2,-0.5}
+		},
+	tiles       = {"technic_lv_lamp_top.png", "technic_lv_lamp_bottom.png", "technic_lv_lamp_side.png",
+	               "technic_lv_lamp_side.png", "technic_lv_lamp_side.png", "technic_lv_lamp_side.png"},
+	groups = {cracky=2, technic_machine=1, technic_lv=1, not_in_creative_inventory=1},
+	connect_sides = {"front", "back", "left", "right", "top"},
+	light_source = 1,
+	can_dig = technic.machine_can_dig,
+	technic_run = lamp_on,
+	on_destruct = lamp_off,
+	technic_on_disable = lamp_off,
+})
+
+minetest.register_craft({
+	output = 'technic:lv_led 2',
+	recipe = {
+		{'',                           'homedecor:plastic_sheeting',  ''},
+		{'homedecor:plastic_sheeting', 'technic:doped_silicon_wafer', 'homedecor:plastic_sheeting'},
+		{'',                           'technic:fine_silver_wire',    ''},
+	},
+})
+
+minetest.register_craft({
+	output = 'technic:lv_lamp',
+	recipe = {
+		{'default:glass',           'default:glass',    'default:glass'},
+		{'technic:lv_led',          'technic:lv_led',   'technic:lv_led'},
+		{'mesecons_materials:glue', 'technic:lv_cable', 'mesecons_materials:glue'},
+	},
+})
+
+technic.register_machine("LV", "technic:lv_lamp", technic.receiver)
+technic.register_machine("LV", "technic:lv_lamp_active", technic.receiver)
+
+technic.register_machine("LV", "technic:lv_led", technic.receiver)
+technic.register_machine("LV", "technic:lv_led_active", technic.receiver)

technic/machines/init.lua

@@ -7,6 +7,8 @@ dofile(path.."/LV/init.lua")
 dofile(path.."/MV/init.lua")
 dofile(path.."/HV/init.lua")
 
+
+
 dofile(path.."/switching_station.lua")
 dofile(path.."/power_monitor.lua")
 dofile(path.."/supply_converter.lua")