mods that hopefully work for a TechAge-based pack

mods/techage_modpack/techage/lamps/ceilinglamp.lua

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+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	TA3/TA4 Ceiling Lamp
+
+]]--
+
+local S = techage.S
+
+techage.register_lamp("techage:ceilinglamp", {
+	description = S("TA Ceiling Lamp"),
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_ceilinglamp_top.png',
+		'techage_ceilinglamp_bottom.png',
+		'techage_ceilinglamp.png',
+		'techage_ceilinglamp.png',
+		'techage_ceilinglamp.png',
+		'techage_ceilinglamp.png',
+		'techage_ceilinglamp.png',
+		'techage_ceilinglamp.png',
+	},
+
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-5/16,  -7/16, -5/16, 5/16,  -5/16,  5/16},
+			{-4/16,  -8/16, -4/16, 4/16,  -7/16,  4/16},
+		},
+	},
+
+},{
+	description = S("TA Ceiling Lamp"),
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_ceilinglamp_top.png',
+		'techage_ceilinglamp_bottom.png',
+		'techage_ceilinglamp.png',
+		'techage_ceilinglamp.png',
+		'techage_ceilinglamp.png',
+		'techage_ceilinglamp.png',
+	},
+
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-5/16,  -7/16, -5/16, 5/16,  -5/16,  5/16},
+			{-4/16,  -8/16, -4/16, 4/16,  -7/16,  4/16},
+		},
+	},
+})
+
+minetest.register_craft({
+	type = "shapeless",
+	output = "techage:ceilinglamp_off 3",
+	recipe = {"techage:simplelamp_off", "default:wood", "default:glass"},
+})

mods/techage_modpack/techage/lamps/growlight.lua

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+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2020 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	TA4 LED Grow Light
+
+]]--
+
+local S = techage.S
+
+local CYCLE_TIME = 2
+local RANDOM_VAL = 20
+local PWR_NEEDED = 1
+
+local Cable = techage.ElectricCable
+local power = networks.power
+local Flowers = {}
+local Plants = {}
+-- 9 plant positions below the light
+local Positions = {
+	{x = 0, y =-1, z = 0},
+	{x =-1, y =-1, z = 0},
+	{x = 0, y =-1, z =-1},
+	{x = 1, y =-1, z = 0},
+	{x = 0, y =-1, z = 1},
+	{x =-1, y =-1, z =-1},
+	{x = 1, y =-1, z = 1},
+	{x =-1, y =-1, z = 1},
+	{x = 1, y =-1, z =-1},
+}
+
+local function swap_node(pos, postfix)
+	local node = techage.get_node_lvm(pos)
+	local parts = string.split(node.name, "_")
+	if postfix == parts[2] then
+		return
+	end
+	node.name = parts[1].."_"..postfix
+	minetest.swap_node(pos, node)
+	techage.light_ring(pos, postfix == "on")
+end
+
+local function on_nopower(pos)
+	swap_node(pos, "off")
+	local nvm = techage.get_nvm(pos)
+	nvm.turned_on = false
+end
+
+local function on_power(pos)
+	swap_node(pos, "on")
+	local nvm = techage.get_nvm(pos)
+	nvm.turned_on = true
+end
+
+local function grow_flowers(pos)
+	local nvm = techage.get_nvm(pos)
+	local mem = techage.get_mem(pos)
+	mem.grow_pos = mem.grow_pos or {} -- keep the pos blank for some time
+	nvm.tick = nvm.tick or math.random(RANDOM_VAL, RANDOM_VAL*2)
+	nvm.tick = nvm.tick - 1
+	if nvm.tick == 0 then
+		nvm.tick = math.random(RANDOM_VAL, RANDOM_VAL*2)
+		local plant_idx = math.random(1, 9)
+		local plant_pos = vector.add(pos, Positions[plant_idx])
+		local soil_pos = {x = plant_pos.x, y = plant_pos.y - 1, z = plant_pos.z}
+		local plant_node = minetest.get_node(plant_pos)
+		local soil_node = minetest.get_node(soil_pos)
+		if soil_node and soil_node.name == "compost:garden_soil" then
+			if plant_node and plant_node.name == "air" then
+				if mem.grow_pos[plant_idx] and #Flowers > 1 then
+					local idx = math.floor(math.random(1, #Flowers))
+					if Flowers[idx] then
+						minetest.set_node(plant_pos, {name = Flowers[idx]})
+						mem.grow_pos[plant_idx] = false
+					end
+				else
+					mem.grow_pos[plant_idx] = true
+				end
+			end
+		elseif plant_node and Plants[plant_node.name] then
+			local ndef = minetest.registered_nodes[plant_node.name]
+			if ndef.on_timer then
+				ndef.on_timer(plant_pos, 200)
+			end
+		end
+	end
+end
+
+local function node_timer_on(pos, elapsed)
+	grow_flowers(pos)
+	local consumed = power.consume_power(pos, Cable, nil, PWR_NEEDED)
+	if consumed < PWR_NEEDED then
+		on_nopower(pos)
+	end
+	return true
+end
+
+local function node_timer_off(pos, elapsed)
+	local consumed = power.consume_power(pos, Cable, nil, PWR_NEEDED)
+	if consumed == PWR_NEEDED then
+		on_power(pos)
+	end
+	return true
+end
+
+local function on_switch_lamp(pos, on)
+	techage.light_ring(pos, on)
+end
+
+techage.register_lamp("techage:growlight", {
+	description = S("TA4 LED Grow Light"),
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_growlight_off.png',
+		'techage_growlight_back.png',
+		'techage_growlight_off.png',
+		'techage_growlight_side.png',
+		'techage_growlight_side.png',
+		'techage_growlight_side.png',
+		'techage_growlight_side.png',
+		'techage_growlight_side.png',
+	},
+
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-8/16,  -8/16, -8/16, 8/16,  -13/32,  8/16},
+		},
+	},
+	on_timer = node_timer_off,
+	on_switch_lamp = on_switch_lamp,
+	high_power = true,
+},{
+	description = S("TA4 LED Grow Light"),
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_growlight_on.png',
+		'techage_growlight_back.png',
+		'techage_growlight_side.png',
+		'techage_growlight_side.png',
+		'techage_growlight_side.png',
+		'techage_growlight_side.png',
+	},
+
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-8/16,  -8/16, -8/16, 8/16,  -13/32,  8/16},
+		},
+	},
+	on_timer = node_timer_on,
+	on_switch_lamp = on_switch_lamp,
+	high_power = true,
+})
+
+minetest.register_craft({
+	output = "techage:growlight_off",
+	recipe = {
+		{"techage:ta4_leds", "techage:basalt_glass_thin", "techage:ta4_leds"},
+		{"techage:ta4_leds", "techage:ta4_leds", "techage:ta4_leds"},
+		{"techage:ta4_leds", "techage:aluminum", "techage:ta4_leds"},
+	},
+})
+
+minetest.register_lbm({
+	label = "Restart Grow Light",
+	name = "techage:restart_growlight",
+
+	nodenames = {
+		"techage:growlight",
+	},
+
+	run_at_every_load = true,
+
+	action = function(pos, node)
+		minetest.get_node_timer(pos):start(CYCLE_TIME)
+	end,
+})
+
+local function contains(table, element)
+	for _, value in pairs(table) do
+		if value == element then
+			return true
+		end
+	end
+	return false
+end
+
+function techage.register_flower(name)
+	if contains(Flowers, name) then
+		return
+	end
+	Flowers[#Flowers+1] = name
+end
+
+function techage.register_plant(name)
+	Plants[name] = true
+end
+
+minetest.after(1, function()
+	-- Flowers
+	local function add_flower(name)
+		local def = minetest.registered_nodes[name]
+		if def and (def.groups.mushroom == 1 or def.groups.flower == 1) then
+			if not (name:find("waterlily") or name:find("seaweed")) then -- we don't want water plants on garden soil
+				techage.register_flower(name)
+			end
+		end
+	end
+
+	for _,def in pairs(minetest.registered_decorations) do
+		local name = def.decoration
+		if type(name) == "string" then
+			add_flower(name)
+		elseif type(name) == "table" then
+			for _,sub_name in ipairs(name) do
+				add_flower(sub_name)
+			end
+		end
+	end
+
+	-- Plants
+	for name,ndef in pairs(minetest.registered_nodes) do
+		if type(name) == "string" then
+			local mod = string.split(name, ":")[1]
+			if mod == "farming" and ndef.on_timer then -- probably a plant that still needs to grow
+				techage.register_plant(name)
+			end
+		end
+	end
+end)

mods/techage_modpack/techage/lamps/industriallamp1.lua

@@ -0,0 +1,66 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	TA3/TA4 Industrial Lamp 1
+
+]]--
+
+local S = techage.S
+
+techage.register_lamp("techage:industriallamp1", {
+	description = S("TA Industrial Lamp 1"),
+	inventory_image = 'techage_industriallamp_inv1.png',
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_industriallamp1.png',
+		'techage_industriallamp1.png',
+		'techage_industriallamp1.png^[transformR180',
+		'techage_industriallamp1.png^[transformR180',
+		'techage_industriallamp1.png',
+		'techage_industriallamp1.png',
+	},
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-8/16,  -8/16, -3/32, -6/16,  -9/32,  3/32},
+			{ 6/16,  -8/16, -3/32,  8/16,  -9/32,  3/32},
+			{-6/16,  -7/16, -1/16,  6/16,  -5/16,  1/16},
+		},
+	},
+},{
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_industriallamp1_on.png',
+		'techage_industriallamp1_on.png',
+		'techage_industriallamp1_on.png^[transformR180',
+		'techage_industriallamp1_on.png^[transformR180',
+		'techage_industriallamp1_on.png',
+		'techage_industriallamp1_on.png',
+	},
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-8/16,  -8/16, -3/32, -6/16,  -9/32,  3/32},
+			{ 6/16,  -8/16, -3/32,  8/16,  -9/32,  3/32},
+			{-6/16,  -7/16, -1/16,  6/16,  -5/16,  1/16},
+		},
+	},
+})
+
+minetest.register_craft({
+	output = "techage:industriallamp1_off 2",
+	recipe = {
+		{"", "", ""},
+		{"default:glass", "techage:simplelamp_off", "dye:grey"},
+		{"basic_materials:plastic_strip", "default:copper_ingot", "basic_materials:plastic_strip"},
+	},
+})

mods/techage_modpack/techage/lamps/industriallamp2.lua

@@ -0,0 +1,68 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	TA3/TA4 Industrial Lamp 2
+
+]]--
+
+local S = techage.S
+
+local size = {x = 8/32, y = 8/32, z = 5/32}
+
+techage.register_lamp("techage:industriallamp2", {
+	description = S("TA Industrial Lamp 2"),
+	inventory_image = 'techage_industriallamp_inv2.png',
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_industriallamp2.png',
+		'techage_industriallamp2.png',
+		'techage_industriallamp2.png^[transformR180',
+		'techage_industriallamp2.png^[transformR180',
+		'techage_industriallamp2.png',
+		'techage_industriallamp2.png',
+	},
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-8/32, -16/32, -4/32, 8/32, -9/32, 4/32},
+			{-7/32, -16/32, -5/32, 7/32, -9/32, 5/32},
+			{-7/32,  -9/32, -4/32, 7/32, -8/32, 4/32},
+		},
+	},
+},{
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_industriallamp2_on.png',
+		'techage_industriallamp2_on.png',
+		'techage_industriallamp2_on.png^[transformR180',
+		'techage_industriallamp2_on.png^[transformR180',
+		'techage_industriallamp2_on.png',
+		'techage_industriallamp2_on.png',
+	},
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-8/32, -16/32, -4/32, 8/32, -9/32, 4/32},
+			{-7/32, -16/32, -5/32, 7/32, -9/32, 5/32},
+			{-7/32,  -9/32, -4/32, 7/32, -8/32, 4/32},
+		},
+	},
+})
+
+minetest.register_craft({
+	output = "techage:industriallamp2_off 2",
+	recipe = {
+		{"default:glass", "default:glass", ""},
+		{"techage:simplelamp_off", "dye:black", ""},
+		{"basic_materials:steel_bar", "basic_materials:steel_bar", ""},
+	},
+})

mods/techage_modpack/techage/lamps/industriallamp3.lua

@@ -0,0 +1,64 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	TA3/TA4 Industrial Lamp 3
+
+]]--
+
+local S = techage.S
+
+local size = {x = 6/32, y = 4/32, z = 6/32}
+
+techage.register_lamp("techage:industriallamp3", {
+	description = S("TA Industrial Lamp 3"),
+	inventory_image = 'techage_industriallamp_inv3.png',
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_industriallamp3.png',
+		'techage_industriallamp3.png',
+		'techage_industriallamp3.png^[transformR180',
+		'techage_industriallamp3.png^[transformR180',
+		'techage_industriallamp3.png',
+		'techage_industriallamp3.png',
+	},
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-0.1875, -0.5, -0.1875, 0.1875, -0.375, 0.1875},
+		},
+	},
+},{
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_industriallamp3_on.png',
+		'techage_industriallamp3_on.png',
+		'techage_industriallamp3_on.png^[transformR180',
+		'techage_industriallamp3_on.png^[transformR180',
+		'techage_industriallamp3_on.png',
+		'techage_industriallamp3_on.png',
+	},
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-0.1875, -0.5, -0.1875, 0.1875, -0.375, 0.1875},
+		},
+	},
+})
+
+minetest.register_craft({
+	output = "techage:industriallamp3_off 2",
+	recipe = {
+		{"default:glass", "default:glass", ""},
+		{"techage:simplelamp_off", "dye:red", ""},
+		{"basic_materials:steel_bar", "basic_materials:steel_bar", ""},
+	},
+})

mods/techage_modpack/techage/lamps/industriallamp4.lua

@@ -0,0 +1,64 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2020 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	TA4 Industrial Lamp 4
+
+]]--
+
+local S = techage.S
+
+local function on_switch_lamp(pos, on)
+	techage.light_ring({x = pos.x, y = pos.y - 3, z = pos.z}, on)
+end
+
+techage.register_lamp("techage:industriallamp4", {
+	description = S("TA4 LED Industrial Lamp"),
+	tiles = {
+		'techage_growlight_off.png',
+		'techage_growlight_back.png',
+		'techage_growlight_side.png',
+	},
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-8/16,  -8/16, -8/16, 8/16,  -13/32,  8/16},
+		},
+	},
+	on_switch_lamp = on_switch_lamp,
+	conn_sides = {"U"},
+	high_power = true,
+},{
+	description = S("TA4 LED Industrial Lamp"),
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_industlight4_on.png',
+		'techage_growlight_back.png',
+		'techage_growlight_side.png',
+	},
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-8/16,  -8/16, -8/16, 8/16,  -13/32,  8/16},
+		},
+	},
+	on_switch_lamp = on_switch_lamp,
+	high_power = true,
+})
+
+minetest.register_craft({
+	output = "techage:industriallamp4_off",
+	recipe = {
+		{"basic_materials:steel_strip", "basic_materials:steel_strip", "basic_materials:steel_strip"},
+		{"techage:ta4_leds", "techage:ta4_leds", "techage:ta4_leds"},
+		{"techage:ta4_leds", "techage:basalt_glass_thin", "techage:ta4_leds"},
+	},
+})

mods/techage_modpack/techage/lamps/lampholder.lua

@@ -0,0 +1,115 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2020 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	TA3/4 Lamp Holder
+
+]]--
+
+local S = techage.S
+
+local function register_holder(name, description, png)
+	minetest.register_node(name, {
+		description = description,
+		tiles = {png},
+		paramtype2 = "facedir", -- important!
+		drawtype = "nodebox",
+		node_box = {
+			type = "connected",
+			fixed = {{ -4/32, -4/32, -4/32,   4/32, 4/32, 4/32}},
+
+			connect_top =    {{ -3/32,  -3/32,  -3/32,  3/32, 16/32,  3/32}},
+			connect_bottom = {{ -3/32, -16/32,  -3/32,  3/32,  3/32,  3/32}},
+			connect_left =   {{-16/32,  -3/32,  -3/32,  3/32,  3/32,  3/32}},
+			connect_right =  {{ -3/32,  -3/32,  -3/32, 16/32,  3/32,  3/32}},
+			connect_back =   {{ -3/32,  -3/32,  -3/32,  3/32,  3/32, 16/32}},
+			connect_front =  {{ -3/32,  -3/32, -16/32,  3/32,  3/32,  3/32}},
+		},
+		connects_to = {
+			"techage:ceilinglamp_off", "techage:ceilinglamp_on",
+			"techage:growlight_off", "techage:growlight_on",
+			"techage:industriallamp1_off", "techage:industriallamp1_on",
+			"techage:industriallamp2_off", "techage:industriallamp2_on",
+			"techage:industriallamp3_off", "techage:industriallamp3_on",
+			"techage:industriallamp4_off", "techage:industriallamp4_on",
+			"techage:simplelamp_off", "techage:simplelamp_on",
+			"techage:streetlamp_off", "techage:streetlamp_on",
+			"techage:streetlamp2_off", "techage:streetlamp2_on",
+			"techage:streetlamp_arm", "techage:streetlamp_pole",
+			"techage:streetlamp2_off", "techage:streetlamp2_on",
+			"techage:power_line", "techage:power_lineS", "techage:power_lineA"
+		},
+		paramtype = "light",
+		sunlight_propagates = true,
+		is_ground_content = false,
+		groups = {cracky=2, crumbly=2, choppy=2},
+		sounds = default.node_sound_defaults(),
+	})
+end
+
+
+register_holder("techage:lampholder1", S("TA Lamp Holder White"), "techage_streetlamp2_housing.png")
+register_holder("techage:lampholder2", S("TA Lamp Holder Aspen"), "default_aspen_wood.png")
+register_holder("techage:lampholder3", S("TA Lamp Holder Acacia"), "default_acacia_wood.png")
+register_holder("techage:lampholder4", S("TA Lamp Holder Apple"), "default_wood.png")
+register_holder("techage:lampholder5", S("TA Lamp Holder Copper"), "default_copper_block.png")
+register_holder("techage:lampholder6", S("TA Lamp Holder Gold"), "default_gold_block.png")
+
+
+minetest.register_craft({
+	output = "techage:lampholder1 2",
+	recipe = {
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+		{"", "dye:white", ""},
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+	},
+})
+
+minetest.register_craft({
+	output = "techage:lampholder2 2",
+	recipe = {
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+		{"", "default:fence_aspen_wood", ""},
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+	},
+})
+
+minetest.register_craft({
+	output = "techage:lampholder3 2",
+	recipe = {
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+		{"", "default:fence_acacia_wood", ""},
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+	},
+})
+
+minetest.register_craft({
+	output = "techage:lampholder4 2",
+	recipe = {
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+		{"", "default:fence_wood", ""},
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+	},
+})
+minetest.register_craft({
+	output = "techage:lampholder5 2",
+	recipe = {
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+		{"", "default:copper_ingot", ""},
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+	},
+})
+minetest.register_craft({
+	output = "techage:lampholder6 2",
+	recipe = {
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+		{"", "default:gold_ingot", ""},
+		{"basic_materials:steel_bar", "", "basic_materials:steel_bar"},
+	},
+})

mods/techage_modpack/techage/lamps/lib.lua

@@ -0,0 +1,183 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	Lamp library
+
+]]--
+
+-- for lazy programmers
+local S = function(pos) if pos then return minetest.pos_to_string(pos) end end
+local P = minetest.string_to_pos
+local M = minetest.get_meta
+
+local PWR_NEEDED = 0.5
+local CYCLE_TIME = 2
+
+local Cable = techage.ElectricCable
+local power = networks.power
+
+local function swap_node(pos, postfix)
+	local node = techage.get_node_lvm(pos)
+	local parts = string.split(node.name, "_")
+	if postfix == parts[2] then
+		return
+	end
+	node.name = parts[1].."_"..postfix
+	minetest.swap_node(pos, node)
+	local ndef = minetest.registered_nodes[node.name]
+	if ndef.on_switch_lamp then
+		ndef.on_switch_lamp(pos, postfix == "on")
+	end
+end
+
+local function on_power(pos)
+	swap_node(pos, "on")
+	local nvm = techage.get_nvm(pos)
+	nvm.turned_on = true
+end
+
+local function on_nopower(pos)
+	swap_node(pos, "off")
+	local nvm = techage.get_nvm(pos)
+	nvm.turned_on = false
+end
+
+local function is_running(pos, nvm)
+	return nvm.turned_on
+end
+
+local function node_timer_off1(pos, elapsed)
+	local consumed = power.consume_power(pos, Cable, nil, PWR_NEEDED)
+	if consumed == PWR_NEEDED then
+		on_power(pos)
+	end
+	return true
+end
+
+local function node_timer_off2(pos, elapsed)
+	local consumed = power.consume_power(pos, Cable, nil, PWR_NEEDED * 2)
+	if consumed == PWR_NEEDED * 2 then
+		on_power(pos)
+	end
+	return true
+end
+
+local function node_timer_on1(pos, elapsed)
+	local consumed = power.consume_power(pos, Cable, nil, PWR_NEEDED)
+	if consumed < PWR_NEEDED then
+		on_nopower(pos)
+	end
+	return true
+end
+
+local function node_timer_on2(pos, elapsed)
+	local consumed = power.consume_power(pos, Cable, nil, PWR_NEEDED * 2)
+	if consumed < PWR_NEEDED * 2 then
+		on_nopower(pos)
+	end
+	return true
+end
+
+local function lamp_on_rightclick(pos, node, clicker)
+	if minetest.is_protected(pos, clicker:get_player_name()) then
+		return
+	end
+
+	local nvm = techage.get_nvm(pos)
+	if not nvm.turned_on and power.power_available(pos, Cable) then
+		nvm.turned_on = true
+		minetest.get_node_timer(pos):start(CYCLE_TIME)
+		swap_node(pos, "on")
+	else
+		nvm.turned_on = false
+		minetest.get_node_timer(pos):stop()
+		swap_node(pos, "off")
+	end
+end
+
+local function on_rotate(pos, node, user, mode, new_param2)
+	if minetest.is_protected(pos, user:get_player_name()) then
+		return false
+	end
+	node.param2 = techage.rotate_wallmounted(node.param2)
+	minetest.swap_node(pos, node)
+	return true
+end
+
+local function on_place(itemstack, placer, pointed_thing)
+	if pointed_thing.type ~= "node" then
+		return itemstack
+	end
+	return minetest.rotate_and_place(itemstack, placer, pointed_thing)
+end
+
+local function after_place_node(pos)
+	local nvm = techage.get_nvm(pos)
+	Cable:after_place_node(pos)
+end
+
+local function after_dig_node(pos, oldnode)
+	Cable:after_dig_node(pos)
+	techage.del_mem(pos)
+end
+
+local function tubelib2_on_update2(pos, outdir, tlib2, node)
+	power.update_network(pos, outdir, tlib2)
+end
+
+function techage.register_lamp(basename, ndef_off, ndef_on)
+	if ndef_off.high_power then
+		ndef_off.on_timer = ndef_off.on_timer or node_timer_off2
+	else
+		ndef_off.on_timer = ndef_off.on_timer or node_timer_off1
+	end
+	ndef_off.after_place_node = after_place_node
+	ndef_off.after_dig_node = after_dig_node
+	ndef_off.on_rightclick = lamp_on_rightclick
+	if not ndef_off.on_rotate then
+		ndef_off.on_place = on_place
+	end
+	ndef_off.on_rotate = ndef_off.on_rotate or on_rotate
+	ndef_off.paramtype = "light"
+	ndef_off.use_texture_alpha = techage.CLIP
+	ndef_off.light_source = 0
+	ndef_off.sunlight_propagates = true
+	ndef_off.paramtype2 = "facedir"
+	ndef_off.groups = {choppy=2, cracky=2, crumbly=2}
+	ndef_off.is_ground_content = false
+	ndef_off.sounds = default.node_sound_glass_defaults()
+
+	if ndef_on.high_power then
+		ndef_on.on_timer = ndef_on.on_timer or node_timer_on2
+	else
+		ndef_on.on_timer = ndef_on.on_timer or node_timer_on1
+	end
+	ndef_on.after_place_node = after_place_node
+	ndef_on.after_dig_node = after_dig_node
+	ndef_on.on_rightclick = lamp_on_rightclick
+	ndef_on.on_rotate = ndef_on.on_rotate or on_rotate
+	ndef_on.paramtype = "light"
+	ndef_on.use_texture_alpha = techage.CLIP
+	ndef_on.light_source = minetest.LIGHT_MAX
+	ndef_on.sunlight_propagates = true
+	ndef_on.paramtype2 = "facedir"
+	ndef_on.diggable = false
+	ndef_on.groups = {not_in_creative_inventory=1}
+	ndef_on.is_ground_content = false
+	ndef_on.sounds = default.node_sound_glass_defaults()
+
+	minetest.register_node(basename.."_off", ndef_off)
+	minetest.register_node(basename.."_on", ndef_on)
+
+	power.register_nodes({basename.."_off", basename.."_on"}, Cable, "con")
+	techage.register_node_for_v1_transition({basename.."_off", basename.."_on"}, function(pos, node)
+		power.update_network(pos, nil, Cable)
+	end)
+end

mods/techage_modpack/techage/lamps/lightblock.lua

@@ -0,0 +1,65 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2020 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	TA4 Invisible Light Block
+
+]]--
+
+local S = techage.S
+
+-- 9 light positions in a 3x3 field
+local Positions = {
+	{x =-1, y = 0, z = 0},
+	{x = 0, y = 0, z =-1},
+	{x = 1, y = 0, z = 0},
+	{x = 0, y = 0, z = 1},
+	{x =-1, y = 0, z =-1},
+	{x = 1, y = 0, z = 1},
+	{x =-1, y = 0, z = 1},
+	{x = 1, y = 0, z =-1},
+}
+
+minetest.register_node("techage:lightblock", {
+	description = "Techage Light Block",
+	drawtype = "airlike",
+	paramtype = "light",
+	light_source = minetest.LIGHT_MAX,
+	sunlight_propagates = true,
+	walkable = false,
+	pointable = false,
+	diggable = false,
+	buildable_to = true,
+	floodable = true,
+	is_ground_content = false,
+	groups = {not_in_creative_inventory=1},
+	drop = "",
+})
+
+function techage.light_ring(center_pos, on, large)
+	if on then
+		for _,dir in ipairs(Positions) do
+			if large then
+				dir = vector.multiply(dir, 2)
+			end
+			local pos1 = vector.add(center_pos, dir)
+			local node = techage.get_node_lvm(pos1)
+			if node.name == "air" then
+				minetest.set_node(pos1, {name = "techage:lightblock"})
+			end
+		end
+	else
+		local pos1 = {x=center_pos.x-2, y=center_pos.y-2, z=center_pos.z-2}
+		local pos2 = {x=center_pos.x+2, y=center_pos.y+2, z=center_pos.z+2}
+		for _,pos in ipairs(minetest.find_nodes_in_area(pos1, pos2, "techage:lightblock")) do
+			minetest.remove_node(pos)
+		end
+		minetest.fix_light(pos1, pos2)
+	end
+end

mods/techage_modpack/techage/lamps/simplelamp.lua

@@ -0,0 +1,53 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	TA3/TA4 Lamp
+
+]]--
+
+local S = techage.S
+
+techage.register_lamp("techage:simplelamp", {
+	description = S("TA Lamp"),
+	tiles = {
+		'techage_electric_button.png',
+	},
+	conn_sides = {"L", "R", "U", "D", "F", "B"},
+	paramtype = "light",
+	light_source = 0,
+	sunlight_propagates = true,
+	paramtype2 = "facedir",
+	groups = {choppy=2, cracky=2, crumbly=2},
+	is_ground_content = false,
+	sounds = default.node_sound_wood_defaults(),
+},{
+	description = S("TA Lamp"),
+	tiles = {
+		'techage_electric_button.png',
+	},
+	conn_sides = {"L", "R", "U", "D", "F", "B"},
+	paramtype = "light",
+	light_source = minetest.LIGHT_MAX,
+	sunlight_propagates = true,
+	paramtype2 = "facedir",
+	drop = "techage:test_lamp",
+	groups = {choppy=2, cracky=2, crumbly=2, not_in_creative_inventory=1},
+	is_ground_content = false,
+	sounds = default.node_sound_wood_defaults(),
+})
+
+minetest.register_craft({
+	output = "techage:simplelamp_off 2",
+	recipe = {
+		{"", "", ""},
+		{"", "default:glass", ""},
+		{"", "basic_materials:heating_element", ""},
+	},
+})

mods/techage_modpack/techage/lamps/streetlamp.lua

@@ -0,0 +1,70 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	TA3/TA4 Street Lamp
+
+]]--
+
+local S = techage.S
+
+techage.register_lamp("techage:streetlamp", {
+	description = S("TA Street Lamp"),
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_streetlamp_top.png',
+		'techage_streetlamp_top.png',
+		'techage_streetlamp_off.png',
+	},
+
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-5/16, -8/16, -5/16, 5/16,  8/16,  5/16},
+			{-2/16, -8/16, -2/16, 2/16,  8/16,  2/16},
+			{-8/16,  4/16, -8/16, 8/16,  5/16,  8/16},
+			{-5/16, -8/16, -5/16, 5/16, -7/16,  5/16},
+		},
+	},
+	selection_box = {
+		type = "fixed",
+		fixed = {-8/16, -8/16, -8/16,   8/16, 8/16, 8/16},
+	},
+	on_rotate = screwdriver.disallow,
+	conn_sides = {"U", "D"},
+},{
+	description = S("TA Street Lamp"),
+	tiles = {
+		-- up, down, right, left, back, front
+		'techage_streetlamp_top.png',
+		'techage_streetlamp_top.png',
+		'techage_streetlamp.png',
+	},
+
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-5/16, -8/16, -5/16,  5/16, 8/16,  5/16},
+			{-8/16,  4/16, -8/16,  8/16, 5/16,  8/16},
+		},
+	},
+	selection_box = {
+		type = "fixed",
+		fixed = {-8/16, -8/16, -8/16,   8/16, 8/16, 8/16},
+	},
+	on_rotate = screwdriver.disallow,
+})
+
+minetest.register_craft({
+	type = "shapeless",
+	output = "techage:streetlamp_off 2",
+	recipe = {"techage:simplelamp_off", "default:steel_ingot", "default:glass"},
+})

mods/techage_modpack/techage/lamps/streetlamp2.lua

@@ -0,0 +1,128 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2020 Joachim Stolberg
+
+	AGPL v3
+	See LICENSE.txt for more information
+
+	TA4 LED Street Lamp
+
+]]--
+
+local S = techage.S
+
+local function on_switch_lamp(pos, on)
+	techage.light_ring({x = pos.x, y = pos.y - 3, z = pos.z}, on, true)
+end
+
+techage.register_lamp("techage:streetlamp2", {
+	description = S("TA4 LED Street Lamp"),
+	tiles = {
+		"techage_streetlamp2_housing.png",
+		"techage_streetlamp2_housing.png^techage_streetlamp2_off.png",
+		"techage_streetlamp2_housing.png",
+	},
+
+	paramtype2 = "facedir", -- important!
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {{ -8/32, 8/32, -16/32, 8/32, 15/32, 16/32}},
+	},
+	on_switch_lamp = on_switch_lamp,
+	on_rotate = screwdriver.disallow,
+	conn_sides = {"F", "B"},
+	high_power = true,
+},{
+	description = S("TA4 LED Street Lamp"),
+	tiles = {
+		-- up, down, right, left, back, front
+		"techage_streetlamp2_housing_on.png",
+		"techage_streetlamp2_housing_on.png^techage_streetlamp2_on.png",
+		"techage_streetlamp2_housing_on.png",
+	},
+
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {{ -8/32, 8/32, -16/32, 8/32, 15/32, 16/32}},
+	},
+	on_switch_lamp = on_switch_lamp,
+	on_rotate = screwdriver.disallow,
+	conn_sides = {"F", "B"},
+	high_power = true,
+})
+
+minetest.register_node("techage:streetlamp_pole", {
+	description = S("TA4 LED Street Lamp Pole"),
+	tiles = {
+		"techage_streetlamp2_housing.png",
+	},
+
+	paramtype2 = "facedir", -- important!
+	drawtype = "nodebox",
+	node_box = {
+		type = "connected",
+		fixed = {{ -5/32, -16/32,  -5/32,   5/32, 16/32,   5/32}},
+
+		connect_left =  {{-16/32, 8/32, -3/32,   3/32, 14/32, 3/32}},
+		connect_right = {{ -3/32, 8/32, -3/32,  16/32, 14/32, 3/32}},
+		connect_back =  {{ -3/32, 8/32, -3/32,   3/32, 14/32, 16/32}},
+		connect_front = {{ -3/32, 8/32, -16/32,  3/32, 14/32, 3/32}},
+	},
+	connects_to = {"techage:streetlamp_arm", "techage:streetlamp2_off", "techage:streetlamp2_on"},
+	paramtype = "light",
+	sunlight_propagates = true,
+	is_ground_content = false,
+	groups = {cracky=2, crumbly=2, choppy=2},
+	sounds = default.node_sound_defaults(),
+})
+
+minetest.register_node("techage:streetlamp_arm", {
+	description = S("TA4 LED Street Lamp Arm"),
+	tiles = {
+		"techage_streetlamp2_housing.png",
+	},
+
+	paramtype2 = "facedir", -- important!
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {{ -3/32, 8/32, -16/32, 3/32, 14/32, 16/32}},
+	},
+	paramtype = "light",
+	sunlight_propagates = true,
+	is_ground_content = false,
+	groups = {cracky=2, crumbly=2, choppy=2},
+	sounds = default.node_sound_defaults(),
+})
+
+minetest.register_craft({
+	output = "techage:streetlamp2_off",
+	recipe = {
+		{"basic_materials:steel_strip", "dye:white", "basic_materials:steel_strip"},
+		{"techage:ta4_leds", "techage:ta4_leds", "techage:ta4_leds"},
+		{"techage:ta4_leds", "techage:basalt_glass_thin", "techage:ta4_leds"},
+	},
+})
+
+minetest.register_craft({
+	output = "techage:streetlamp_pole 2",
+	recipe = {
+		{"", "basic_materials:steel_bar", ""},
+		{"", "basic_materials:steel_bar", "dye:white"},
+		{"", "basic_materials:steel_bar", ""},
+	},
+})
+
+minetest.register_craft({
+	output = "techage:streetlamp_arm 2",
+	recipe = {
+		{"", "dye:white", ""},
+		{"basic_materials:steel_bar", "basic_materials:steel_bar", "basic_materials:steel_bar"},
+		{"", "", ""},
+	},
+})