complete restructured

.test/sink.lua

@@ -1,10 +1,24 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019-2020 Joachim Stolberg
+
+	GPL v3
+	See LICENSE.txt for more information
+	
+	Demo for a electrical power consuming node
+
+]]--
+
 -- for lazy programmers
-local S = function(pos) if pos then return minetest.pos_to_string(pos) end end
+local P2S = minetest.pos_to_string
-local P = minetest.string_to_pos
 local M = minetest.get_meta
+local S = techage.S
 
 local PWR_NEEDED = 5
-local CYCLE_TIME = 4
+local CYCLE_TIME = 2
 
 local Cable = techage.ElectricCable
 local power = techage.power
@@ -18,59 +32,74 @@ local function swap_node(pos, name)
 	minetest.swap_node(pos, node)
 end
 
-local function on_power(pos, mem)
+local function on_power(pos)
-	if mem.running then
+	print("on_power sink "..P2S(pos))
 	swap_node(pos, "techage:sink_on")
-		minetest.get_node_timer(pos):start(CYCLE_TIME)
 	M(pos):set_string("infotext", "on")
-	end
 end
 
-local function on_nopower(pos, mem)
+local function on_nopower(pos)
+	print("on_nopower sink "..P2S(pos))
 	swap_node(pos, "techage:sink")
-	M(pos):set_string("infotext", "nopower")
+	M(pos):set_string("infotext", "off")
 end
 
 local function node_timer(pos, elapsed)
-	--print("node_timer sink "..S(pos))
+	--print("node_timer sink "..P2S(pos))
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	power.consumer_alive(pos, mem)
+	power.consumer_alive(pos, Cable, CYCLE_TIME)
-	return mem.running
+--	if not techage.power.power_available(pos, Cable) then
+--		nvm.running = false
+--		swap_node(pos, "techage:sink")
+--		power.consumer_stop(pos, Cable)
+--		minetest.get_node_timer(pos):stop()
+--		M(pos):set_string("infotext", "off")
+--	end
+	return true
 end
 
 local function on_rightclick(pos, node, clicker)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	if not mem.running and power.power_available(pos, mem, PWR_NEEDED) then
+	if not nvm.running and power.power_available(pos, Cable) then
-		mem.running = true
+		nvm.running = true
-		power.consumer_start(pos, mem, CYCLE_TIME, PWR_NEEDED)
+		-- swap will be performed via on_power()
+		power.consumer_start(pos, Cable, CYCLE_TIME)
+		minetest.get_node_timer(pos):start(CYCLE_TIME)
 		M(pos):set_string("infotext", "...")
 	else
-		mem.running = false
+		nvm.running = false
 		swap_node(pos, "techage:sink")
-		power.consumer_stop(pos, mem)
+		power.consumer_stop(pos, Cable)
 		minetest.get_node_timer(pos):stop()
 		M(pos):set_string("infotext", "off")
 	end
 end
 
---
--- Modul shows the usage of the power2 alternative function set
---
 local function after_place_node(pos)
-	local mem = tubelib2.init_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	M(pos):set_string("infotext", "off")
-	techage.power.after_place_node(pos)
+	Cable:after_place_node(pos)
 end
 
 local function after_dig_node(pos, oldnode)
-	techage.power.after_dig_node(pos, oldnode)
+	Cable:after_dig_node(pos)
-	tubelib2.del_mem(pos)
+	techage.del_mem(pos)
 end
 
-local function after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir) 
+local function tubelib2_on_update2(pos, outdir, tlib2, node) 
-	techage.power.after_tube_update2(node, pos, out_dir, peer_pos, peer_in_dir)
+	power.update_network(pos, outdir, tlib2)
 end
 
+local net_def = {
+	ele1 = {
+		sides = techage.networks.AllSides, -- Cable connection sides
+		ntype = "con1",
+		on_power = on_power,
+		on_nopower = on_nopower,
+		nominal = PWR_NEEDED,
+	},
+}
+
 minetest.register_node("techage:sink", {
 	description = "Sink",
 	tiles = {'techage_electric_button.png'},
@@ -79,13 +108,13 @@ minetest.register_node("techage:sink", {
 	on_rightclick = on_rightclick,
 	after_place_node = after_place_node,
 	after_dig_node = after_dig_node,
-	after_tube_update = after_tube_update,
+	tubelib2_on_update2 = tubelib2_on_update2,
+	networks = net_def,
 
 	paramtype = "light",
 	light_source = 0,	
-	sunlight_propagates = true,
 	paramtype2 = "facedir",
-	groups = {choppy=2, cracky=2, crumbly=2},
+	groups = {choppy = 2, cracky = 2, crumbly = 2},
 	is_ground_content = false,
 	sounds = default.node_sound_wood_defaults(),
 })
@@ -98,22 +127,18 @@ minetest.register_node("techage:sink_on", {
 	on_rightclick = on_rightclick,
 	after_place_node = after_place_node,
 	after_dig_node = after_dig_node,
-	after_tube_update = after_tube_update,
+	tubelib2_on_update2 = tubelib2_on_update2,
+	networks = net_def,
 
 	paramtype = "light",
 	light_source = minetest.LIGHT_MAX,	
-	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	diggable = false,
 	drop = "",
-	groups = {not_in_creative_inventory=1},
+	groups = {not_in_creative_inventory = 1},
 	is_ground_content = false,
 	sounds = default.node_sound_wood_defaults(),
 })
 
--- Alternative registration function
+Cable:add_secondary_node_names({"techage:sink", "techage:sink_on"})
-techage.power.enrich_node({"techage:sink", "techage:sink_on"}, {
+
-	power_network = Cable,
-	on_power = on_power,
-	on_nopower = on_nopower,
-})

basic_machines/autocrafter.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -28,16 +28,17 @@ local STANDBY_TICKS = 6
 local COUNTDOWN_TICKS = 4
 local CYCLE_TIME = 4
 
-local function formspec(self, pos, mem)
+local function formspec(self, pos, nvm)
 	return "size[8,9.2]"..
 		default.gui_bg..
 		default.gui_bg_img..
 		default.gui_slots..
 		"list[context;recipe;0,0;3,3;]"..
 		"image[2.9,1;1,1;techage_form_arrow.png]"..
-		"image[3.8,0;1,1;"..techage.get_power_image(pos, mem).."]"..
+		"image[3.8,0;1,1;"..techage.get_power_image(pos, nvm).."]"..
 		"list[context;output;3.8,1;1,1;]"..
-		"image_button[3.8,2;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
+		"image_button[3.8,2;1,1;".. self:get_state_button_image(nvm) ..";state_button;]"..
+		"tooltip[3.8,2;1,1;"..self:get_state_tooltip(nvm).."]"..
 		"list[context;src;0,3.2;8,2;]"..
 		"list[context;dst;5,0;3,3;]"..
 		"list[current_player;main;0,5.4;8,4;]" ..
@@ -77,21 +78,21 @@ local function get_craft(pos, inventory, hash)
 	return craft
 end
 
-local function autocraft(pos, crd, mem, inv)
+local function autocraft(pos, crd, nvm, inv)
 	local craft = get_craft(pos, inv)
 	if not craft then 
-		crd.State:idle(pos, mem)
+		crd.State:idle(pos, nvm)
 		return
 	end
 	local output_item = craft.output.item
 	if output_item:get_name() == "" then
-		crd.State:idle(pos, mem)
+		crd.State:idle(pos, nvm)
 		return 
 	end
 		
 	-- check if we have enough room in dst
 	if not inv:room_for_item("dst", output_item) then	
-		crd.State:blocked(pos, mem)
+		crd.State:blocked(pos, nvm)
 		return
 	end
 	local consumption = craft.consumption
@@ -99,7 +100,7 @@ local function autocraft(pos, crd, mem, inv)
 	-- check if we have enough material available
 	for itemname, number in pairs(consumption) do
 		if (not inv_index[itemname]) or inv_index[itemname] < number then 
-			crd.State:idle(pos, mem)
+			crd.State:idle(pos, nvm)
 			return 
 		end
 	end
@@ -116,27 +117,27 @@ local function autocraft(pos, crd, mem, inv)
 		inv:add_item("dst", craft.decremented_input.items[i])
 	end
 	
-	crd.State:keep_running(pos, mem, COUNTDOWN_TICKS)
+	crd.State:keep_running(pos, nvm, COUNTDOWN_TICKS)
 end
 
 
 local function keep_running(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	local crd = CRD(pos)
 	local inv = M(pos):get_inventory()
-	autocraft(pos, crd, mem, inv)
+	autocraft(pos, crd, nvm, inv)
 end
 
 -- note, that this function assumes allready being updated to virtual items
 -- and doesn't handle recipes with stacksizes > 1
 local function after_recipe_change(pos, inventory)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	local crd = CRD(pos)
 	-- if we emptied the grid, there's no point in keeping it running or cached
 	if inventory:is_empty("recipe") then
 		autocrafterCache[minetest.hash_node_position(pos)] = nil
 		inventory:set_stack("output", 1, "")
-		crd.State:stop(pos, mem)
+		crd.State:stop(pos, nvm)
 		return
 	end
 	local recipe = inventory:get_list("recipe")
@@ -159,7 +160,7 @@ local function after_recipe_change(pos, inventory)
 	craft = craft or get_craft(pos, inventory, hash)
 	local output_item = craft.output.item
 	inventory:set_stack("output", 1, output_item)
-	crd.State:stop(pos, mem)
+	crd.State:stop(pos, nvm)
 end
 
 -- clean out unknown items and groups, which would be handled like unknown items in the crafting grid
@@ -271,8 +272,8 @@ local function on_receive_fields(pos, formname, fields, player)
 	if minetest.is_protected(pos, player:get_player_name()) then
 		return
 	end
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	CRD(pos).State:state_button_event(pos, mem, fields)
+	CRD(pos).State:state_button_event(pos, nvm, fields)
 end
 
 local function can_dig(pos, player)

basic_machines/distributor.lua

@@ -122,7 +122,7 @@ local function blocking_checkbox(pos, filter)
 	return ""
 end		
 		
-local function formspec(self, pos, mem)
+local function formspec(self, pos, nvm)
 	local filter = minetest.deserialize(M(pos):get_string("filter")) or {false,false,false,false}
 	local order = order_checkbox(pos, filter)
 	local blocking = blocking_checkbox(pos, filter)
@@ -134,7 +134,8 @@ local function formspec(self, pos, mem)
 	order..
 	blocking..
 	"image[2,1.5;1,1;techage_form_arrow.png]"..
-	"image_button[2,3;1,1;"..self:get_state_button_image(mem)..";state_button;]"..
+	"image_button[2,3;1,1;"..self:get_state_button_image(nvm)..";state_button;]"..
+	"tooltip[2,3;1,1;"..self:get_state_tooltip(nvm).."]"..
 	"checkbox[3,0;filter1;On;"..dump(filter[1]).."]"..
 	"checkbox[3,1;filter2;On;"..dump(filter[2]).."]"..
 	"checkbox[3,2;filter3;On;"..dump(filter[3]).."]"..
@@ -184,7 +185,7 @@ local function allow_metadata_inventory_move(pos, from_list, from_index, to_list
 end
 
 
-local function push_item(pos, filter, item_name, num_items, mem)
+local function push_item(pos, filter, item_name, num_items, nvm)
 	local idx = 1
 	local num_pushed = 0
 	local num_ports = #filter
@@ -196,7 +197,7 @@ local function push_item(pos, filter, item_name, num_items, mem)
 		local num_to_push = math.min(amount, num_items - num_pushed)
 		if techage.push_items(pos, push_dir, ItemStack(item_name.." "..num_to_push)) then
 			num_pushed = num_pushed + num_to_push
-			mem.port_counter[push_dir] = (mem.port_counter[push_dir] or 0) + num_to_push
+			nvm.port_counter[push_dir] = (nvm.port_counter[push_dir] or 0) + num_to_push
 		end
 		-- filter start offset
 		idx = idx + 1
@@ -208,14 +209,14 @@ local function push_item(pos, filter, item_name, num_items, mem)
 end
 
 -- move items to output slots
-local function distributing(pos, inv, crd, mem)
+local function distributing(pos, inv, crd, nvm)
 	local item_filter, open_ports = get_filter_settings(pos)
 	local sum_num_pushed = 0
 	local num_pushed = 0
 	local blocking_mode = M(pos):get_int("blocking") == 1
 	
 	-- start searching after last position
-	local offs = mem.last_index or 1
+	local offs = nvm.last_index or 1
 	
 	for i = 1, SRC_INV_SIZE do
 		local idx = ((i + offs - 1) % 8) + 1
@@ -227,35 +228,35 @@ local function distributing(pos, inv, crd, mem)
 		
 		if item_filter[item_name] then
 			-- Push items based on filter
-			num_pushed = push_item(pos, item_filter[item_name], item_name, num_to_push, mem)
+			num_pushed = push_item(pos, item_filter[item_name], item_name, num_to_push, nvm)
 		elseif blocking_mode and #open_ports > 0 then
 			-- Push items based on open ports
-			num_pushed = push_item(pos, open_ports, item_name, num_to_push, mem)
+			num_pushed = push_item(pos, open_ports, item_name, num_to_push, nvm)
 		end
 		if not blocking_mode and num_pushed == 0 and #open_ports > 0 then
 			-- Push items based on open ports
-			num_pushed = push_item(pos, open_ports, item_name, num_to_push, mem)
+			num_pushed = push_item(pos, open_ports, item_name, num_to_push, nvm)
 		end
 			
 		sum_num_pushed = sum_num_pushed + num_pushed
 		stack:take_item(num_pushed)
 		inv:set_stack("src", idx, stack)
 		if sum_num_pushed >= crd.num_items then 
-			mem.last_index = idx
+			nvm.last_index = idx
 			break 
 		end
 	end
 	
 	if num_pushed == 0 then
-		crd.State:blocked(pos, mem)
+		crd.State:blocked(pos, nvm)
 	else
-		crd.State:keep_running(pos, mem, COUNTDOWN_TICKS, sum_num_pushed)
+		crd.State:keep_running(pos, nvm, COUNTDOWN_TICKS, sum_num_pushed)
 	end
 end
 
-local function sequencing(pos, inv, crd, mem)
+local function sequencing(pos, inv, crd, nvm)
 	local _,open_ports, filter_items = get_filter_settings(pos)
-	local offs = mem.last_index or 1
+	local offs = nvm.last_index or 1
 	local num_filters = 0 -- already processed
 	local num_pushed = 0
 	local push_dir = open_ports[1] or 1
@@ -278,32 +279,32 @@ local function sequencing(pos, inv, crd, mem)
 		num_filters = num_filters + 1
 	end
 	
-	mem.last_index = offs
+	nvm.last_index = offs
 	if blocked then
-		crd.State:blocked(pos, mem)
+		crd.State:blocked(pos, nvm)
 	elseif num_pushed == 0 then
-		crd.State:standby(pos, mem)
+		crd.State:standby(pos, nvm)
 	else
-		crd.State:keep_running(pos, mem, COUNTDOWN_TICKS, num_pushed)
+		crd.State:keep_running(pos, nvm, COUNTDOWN_TICKS, num_pushed)
 	end
 end
 
 -- move items to the output slots
 local function keep_running(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	mem.port_counter = mem.port_counter or {}
+	nvm.port_counter = nvm.port_counter or {}
 	local crd = CRD(pos)
 	local inv = M(pos):get_inventory()
 	if not inv:is_empty("src") then
 		if M(pos):get_int("order") == 1 then
-			sequencing(pos, inv, crd, mem)
+			sequencing(pos, inv, crd, nvm)
 		else
-			distributing(pos, inv, crd, mem)
+			distributing(pos, inv, crd, nvm)
 		end
 	else
-		crd.State:idle(pos, mem)
+		crd.State:idle(pos, nvm)
 	end
-	return crd.State:is_active(mem)
+	return crd.State:is_active(nvm)
 end
 
 local function on_receive_fields(pos, formname, fields, player)
@@ -323,8 +324,8 @@ local function on_receive_fields(pos, formname, fields, player)
 		filter[4] = fields.filter4 == "true"
 	elseif fields.order ~= nil then
 		meta:set_int("order", fields.order == "true" and 1 or 0)
-		local mem = tubelib2.get_mem(pos)
+		local nvm = techage.get_nvm(pos)
-		mem.last_index = 1 -- start from the beginning
+		nvm.last_index = 1 -- start from the beginning
 	elseif fields.blocking ~= nil then
 		meta:set_int("blocking", fields.blocking == "true" and 1 or 0)
 	end
@@ -332,11 +333,11 @@ local function on_receive_fields(pos, formname, fields, player)
 	
 	filter_settings(pos)
 	
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	if fields.state_button ~= nil then
-		crd.State:state_button_event(pos, mem, fields)
+		crd.State:state_button_event(pos, nvm, fields)
 	else
-		meta:set_string("formspec", formspec(crd.State, pos, mem))
+		meta:set_string("formspec", formspec(crd.State, pos, nvm))
 	end
 end
 
@@ -353,8 +354,8 @@ local function change_filter_settings(pos, slot, val)
 	
 	filter_settings(pos)
 	
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	meta:set_string("formspec", formspec(CRD(pos).State, pos, mem))
+	meta:set_string("formspec", formspec(CRD(pos).State, pos, nvm))
 	return true
 end
 
@@ -460,22 +461,22 @@ local node_name_ta2, node_name_ta3, node_name_ta4 =
 		on_metadata_inventory_move = function(pos, from_list, from_index, to_list)
 			if from_list ~= "src" or to_list ~= "src" then
 				filter_settings(pos)
-				local mem = tubelib2.get_mem(pos)
+				local nvm = techage.get_nvm(pos)
-				M(pos):set_string("formspec", formspec(CRD(pos).State, pos, mem))
+				M(pos):set_string("formspec", formspec(CRD(pos).State, pos, nvm))
 			end
 		end,
 		on_metadata_inventory_put = function(pos, listname)
 			if listname ~= "src" then
 				filter_settings(pos)
-				local mem = tubelib2.get_mem(pos)
+				local nvm = techage.get_nvm(pos)
-				M(pos):set_string("formspec", formspec(CRD(pos).State, pos, mem))
+				M(pos):set_string("formspec", formspec(CRD(pos).State, pos, nvm))
 			end
 		end,
 		on_metadata_inventory_take = function(pos, listname)
 			if listname ~= "src" then
 				filter_settings(pos)
-				local mem = tubelib2.get_mem(pos)
+				local nvm = techage.get_nvm(pos)
-				M(pos):set_string("formspec", formspec(CRD(pos).State, pos, mem))
+				M(pos):set_string("formspec", formspec(CRD(pos).State, pos, nvm))
 			end
 		end,
 		

basic_machines/electronic_fab.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -18,7 +18,7 @@ local M = minetest.get_meta
 local CRD = function(pos) return (minetest.registered_nodes[techage.get_node_lvm(pos).name] or {}).consumer end
 
 local S = techage.S
-local STANDBY_TICKS = 10
+local STANDBY_TICKS = 5
 local COUNTDOWN_TICKS = 6
 local CYCLE_TIME = 6
 
@@ -29,17 +29,17 @@ local RecipeType = {
	[2] = "ta2_electronic_fab",
 	[4] = "ta4_electronic_fab",
 }
 
-local function formspec(self, pos, mem)
+local function formspec(self, pos, nvm)
 	local rtype = RecipeType[CRD(pos).stage]
 	return "size[8.4,8.4]"..
 	default.gui_bg..
 	default.gui_bg_img..
 	default.gui_slots..
 	"list[context;src;0,0;2,4;]"..
-	recipes.formspec(2.2, 0, rtype, mem)..
+	recipes.formspec(2.2, 0, rtype, nvm)..
 	"list[context;dst;6.4,0;2,4;]"..
-	"image_button[3.7,3.3;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
+	"image_button[3.7,3.3;1,1;".. self:get_state_button_image(nvm) ..";state_button;]"..
-	"tooltip[3.7,3.3;1,1;"..self:get_state_tooltip(mem).."]"..
+	"tooltip[3.7,3.3;1,1;"..self:get_state_tooltip(nvm).."]"..
 	"list[current_player;main;0.2,4.5;8,4;]"..
 	"listring[context;dst]"..
 	"listring[current_player;main]"..
@@ -74,15 +74,15 @@ local function allow_metadata_inventory_take(pos, listname, index, stack, player
 	return stack:get_count()
 end
 
-local function making(pos, crd, mem, inv)
+local function making(pos, crd, nvm, inv)
 	local rtype = RecipeType[crd.stage]
-	local recipe = recipes.get(mem, rtype)
+	local recipe = recipes.get(nvm, rtype)
 	local output = ItemStack(recipe.output.name.." "..recipe.output.num)
 	if inv:room_for_item("dst", output) then
 		for _,item in ipairs(recipe.input) do
 			local input = ItemStack(item.name.." "..item.num)
 			if not inv:contains_item("src", input) then
-				crd.State:idle(pos, mem)
+				crd.State:idle(pos, nvm)
 				return
 			end
 		end
@@ -91,20 +91,19 @@ local function making(pos, crd, mem, inv)
 			inv:remove_item("src", input)
 		end
 		inv:add_item("dst", output)
-		crd.State:keep_running(pos, mem, COUNTDOWN_TICKS)
+		crd.State:keep_running(pos, nvm, COUNTDOWN_TICKS)
 		return
 	end
-	crd.State:idle(pos, mem)
+	crd.State:idle(pos, nvm)
 end
 
 local function keep_running(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	local crd = CRD(pos)
 	local inv = M(pos):get_inventory()
 	if inv then
-		making(pos, crd, mem, inv)
+		making(pos, crd, nvm, inv)
 	end
-	return crd.State:is_active(mem)
 end
 
 local function on_receive_fields(pos, formname, fields, player)
@@ -112,15 +111,15 @@ local function on_receive_fields(pos, formname, fields, player)
 		return
 	end
 	
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	local crd = CRD(pos)
 	
-	if not mem.running then	
+	if not nvm.running then	
 		recipes.on_receive_fields(pos, formname, fields, player)
 	end
 	
-	crd.State:state_button_event(pos, mem, fields)
+	crd.State:state_button_event(pos, nvm, fields)
-	M(pos):set_string("formspec", formspec(crd.State, pos, mem))
+	M(pos):set_string("formspec", formspec(crd.State, pos, nvm))
 end
 
 local function can_dig(pos, player)

basic_machines/forceload.lua

@@ -113,7 +113,7 @@ local function formspec(name)
 			default.gui_bg..
 			default.gui_bg_img..
 			default.gui_slots..
-			"label[0,0;List of your Forceload Blocks:]"..
+			"label[0,0;"..S("List of your Forceload Blocks:").."]"..
 			"tablecolumns[text,width=1.2;text,width=12;text,width=1.6;text,width=12]"..
 			"table[0,0.6;6.8,8.4;output;"..table.concat(tRes, ",")..";1]"
 	end
@@ -121,7 +121,7 @@ end
 
 
 minetest.register_node("techage:forceload", {
-	description = "Techage Forceload Block",
+	description = S("Techage Forceload Block"),
 	tiles = {
 		-- up, down, right, left, back, front
 		'techage_filling_ta2.png^techage_frame_ta2_top.png',
@@ -142,13 +142,13 @@ minetest.register_node("techage:forceload", {
 		if add_pos(pos, placer) then
 			minetest.forceload_block(pos, true)
 			local pos1, pos2, num, max = get_data(pos, placer)
-			M(pos):set_string("infotext", "Area "..P2S(pos1).." to "..P2S(pos2).." loaded!\n"..
+			M(pos):set_string("infotext", "Area "..P2S(pos1).." to "..P2S(pos2).." "..S("loaded").."!\n"..
-				"Punch the block to make the area visible.")
+				S("Punch the block to make the area visible."))
-			chat(placer, "Area ("..num.."/"..max..") "..P2S(pos1).." to "..P2S(pos2).." loaded!")
+			chat(placer, "Area ("..num.."/"..max..") "..P2S(pos1).." to "..P2S(pos2).." "..S("loaded").."!")
 			techage.mark_region(placer:get_player_name(), pos1, pos2)
 			M(pos):set_string("owner", placer:get_player_name())
 		else
-			chat(placer, "Area already loaded or max. number of Forceload Blocks reached!")
+			chat(placer, S("Area already loaded or max. number of Forceload Blocks reached!"))
 			minetest.remove_node(pos)
 			return itemstack
 		end
@@ -220,7 +220,7 @@ end)
 
 minetest.register_chatcommand("forceload", {
 	params = "",
-	description = "Forceloadblöcke der Umgebung 64x64x64 anzeigen",
+	description = S("Show all forceload blocks in a 64x64x64 range"),
 	func = function(name, param)
 		if minetest.check_player_privs(name, "superminer") then
 			local player = minetest.get_player_by_name(name)
@@ -230,7 +230,7 @@ minetest.register_chatcommand("forceload", {
 				shoe_flbs(pos, name, 64)
 			end
 		else
-			return false, "Priv missing"
+			return false, S("Priv missing")
 		end
 	end,
 })

basic_machines/funnel.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -18,16 +18,16 @@ local S = techage.S
 
 local CYCLE_TIME = 2
 
-local function start_node(pos, mem)
+local function start_node(pos, nvm)
-	mem.running = true
+	nvm.running = true
 	minetest.get_node_timer(pos):start(CYCLE_TIME)
 	local meta = M(pos)
 	local own_num = meta:get_string("node_number")
 	meta:set_string("infotext", S("TA3 Funnel").." "..own_num.." : running")
 end
 
-local function stop_node(pos, mem)
+local function stop_node(pos, nvm)
-	mem.running = false
+	nvm.running = false
 	minetest.get_node_timer(pos):stop()
 	local meta = M(pos)
 	local own_num = meta:get_string("node_number")
@@ -48,9 +48,9 @@ local function allow_metadata_inventory_take(pos, listname, index, stack, player
 	return stack:get_count()
 end
 
-local function formspec(mem)
+local function formspec(nvm)
 	local state = techage.STOPPED
-	if mem.running then
+	if nvm.running then
 		state = techage.RUNNING
 	end
 	return "size[9,7]"..
@@ -65,8 +65,8 @@ local function formspec(mem)
 end
 
 local function scan_for_objects(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	if not mem.running then
+	if not nvm.running then
 		return false
 	end
 	local meta = minetest.get_meta(pos)
@@ -125,14 +125,14 @@ minetest.register_node("techage:ta3_funnel", {
 	
 	after_place_node = function(pos, placer)
 		local meta = M(pos)
-		local mem = tubelib2.init_mem(pos)
+		local nvm = techage.get_nvm(pos)
-		mem.running = false
+		nvm.running = false
 		local own_num = techage.add_node(pos, "techage:ta3_funnel")
 		local node = minetest.get_node(pos)
 		meta:set_string("node_number", own_num)
 		meta:set_string("owner", placer:get_player_name())
 		meta:set_string("infotext", S("TA3 Funnel").." "..own_num.." : stopped")
-		meta:set_string("formspec", formspec(mem))
+		meta:set_string("formspec", formspec(nvm))
 		meta:set_int("pull_dir", techage.side_to_indir("R", node.param2))
 	end,
 
@@ -144,15 +144,15 @@ minetest.register_node("techage:ta3_funnel", {
 		end
 		
 		local meta = M(pos)
-		local mem = tubelib2.get_mem(pos)
+		local nvm = techage.get_nvm(pos)
 		if fields.state_button ~= nil then
-			if mem.running then
+			if nvm.running then
-				stop_node(pos, mem)
+				stop_node(pos, nvm)
 			else
-				start_node(pos, mem)
+				start_node(pos, nvm)
 			end
 		end
-		meta:set_string("formspec", formspec(mem))
+		meta:set_string("formspec", formspec(nvm))
 	end,
 	
 	can_dig = function(pos, player)
@@ -165,7 +165,7 @@ minetest.register_node("techage:ta3_funnel", {
 
 	after_dig_node = function(pos, oldnode, oldmetadata, digger)
 		techage.remove_node(pos)
-		tubelib2.del_mem(pos)
+		techage.del_nem(pos)
 	end,
 	
 	allow_metadata_inventory_put = allow_metadata_inventory_put,
@@ -194,28 +194,28 @@ techage.register_node({"techage:ta3_funnel"}, {
 		end
 	end,
 	on_recv_message = function(pos, src, topic, payload)
-		local mem = tubelib2.get_mem(pos)
+		local nvm = techage.get_nvm(pos)
 		if topic == "state" then
-			if mem.running then
+			if nvm.running then
 				return "running"
 			else
 				return "stopped"
 			end
 		elseif topic == "on" then
-			if not mem.running then
+			if not nvm.running then
-				start_node(pos, mem)
+				start_node(pos, nvm)
 			end
 		elseif topic == "off" then
-			if mem.running then
+			if nvm.running then
-				stop_node(pos, mem)
+				stop_node(pos, nvm)
 			end
 		else
 			return "unsupported"
 		end
 	end,
 	on_node_load = function(pos)
-		local mem = tubelib2.get_mem(pos)
+		local nvm = techage.get_nvm(pos)
-		if mem.running then
+		if nvm.running then
 			minetest.get_node_timer(pos):start(CYCLE_TIME)
 		end
 	end,

basic_machines/gravelrinser.lua

@@ -25,7 +25,7 @@ local CYCLE_TIME = 4
 
 local Probability = {}
 
-local function formspec(self, pos, mem)
+local function formspec(self, pos, nvm)
 	return "size[8,8]"..
 	default.gui_bg..
 	default.gui_bg_img..
@@ -33,9 +33,10 @@ local function formspec(self, pos, mem)
 	"list[context;src;0,0;3,3;]"..
 	"item_image[0,0;1,1;default:gravel]"..
 	"image[0,0;1,1;techage_form_mask.png]"..
-	"image[3.5,0;1,1;"..techage.get_power_image(pos, mem).."]"..
+	"image[3.5,0;1,1;"..techage.get_power_image(pos, nvm).."]"..
 	"image[3.5,1;1,1;techage_form_arrow.png]"..
-	"image_button[3.5,2;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
+	"image_button[3.5,2;1,1;".. self:get_state_button_image(nvm) ..";state_button;]"..
+	"tooltip[3.5,2;1,1;"..self:get_state_tooltip(nvm).."]"..
 	"list[context;dst;5,0;3,3;]"..
 	"list[current_player;main;0,4;8,4;]"..
 	"listring[context;dst]"..
@@ -101,12 +102,14 @@ local function determine_water_dir(pos)
 end
 
 local function set_velocity(obj, pos, vel)
+	if obj then
 		obj:set_acceleration({x = 0, y = 0, z = 0})
 		local p = obj:get_pos()
 		if p then
 			obj:set_pos({x=p.x, y=p.y-0.3, z=p.z})
 			obj:set_velocity(vel)
 		end
+	end
 end
 
 local function add_object(pos, name)
@@ -126,12 +129,12 @@ local function get_random_gravel_ore()
 	end
 end
 
-local function washing(pos, crd, mem, inv)
+local function washing(pos, crd, nvm, inv)
 	-- for testing purposes
 	if inv:contains_item("src", ItemStack("default:stick")) then
 		add_object({x=pos.x, y=pos.y+1, z=pos.z}, "default:stick")
 		inv:remove_item("src", ItemStack("default:stick"))
-		crd.State:keep_running(pos, mem, COUNTDOWN_TICKS)
+		crd.State:keep_running(pos, nvm, COUNTDOWN_TICKS)
 		return
 	end
 	
@@ -143,32 +146,32 @@ local function washing(pos, crd, mem, inv)
 			add_object({x=pos.x, y=pos.y+1, z=pos.z}, ore)
 		end
 	else
-		crd.State:idle(pos, mem)
+		crd.State:idle(pos, nvm)
 		return
 	end
 	if not inv:room_for_item("dst", dst) then
-		crd.State:idle(pos, mem)
+		crd.State:idle(pos, nvm)
 		return
 	end
 	inv:add_item("dst", dst)
 	inv:remove_item("src", src)
-	crd.State:keep_running(pos, mem, COUNTDOWN_TICKS)
+	crd.State:keep_running(pos, nvm, COUNTDOWN_TICKS)
 end
 
 local function keep_running(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	local crd = CRD(pos)
 	local inv = M(pos):get_inventory()
-	washing(pos, crd, mem, inv)
+	washing(pos, crd, nvm, inv)
-	return crd.State:is_active(mem)
+	return crd.State:is_active(nvm)
 end
 
 local function on_receive_fields(pos, formname, fields, player)
 	if minetest.is_protected(pos, player:get_player_name()) then
 		return
 	end
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	CRD(pos).State:state_button_event(pos, mem, fields)
+	CRD(pos).State:state_button_event(pos, nvm, fields)
 end
 
 local function can_dig(pos, player)
@@ -346,6 +349,6 @@ minetest.register_lbm({
 })
 
 
-techage.add_rinser_recipe({input="techage:sieved_gravel", output="techage:usmium_nuggets", probability=40})
+techage.add_rinser_recipe({input="techage:sieved_gravel", output="techage:usmium_nuggets", probability=30})
-techage.add_rinser_recipe({input="techage:sieved_gravel", output="default:copper_lump", probability=20})
+techage.add_rinser_recipe({input="techage:sieved_gravel", output="default:copper_lump", probability=15})
 

basic_machines/gravelsieve.lua

@@ -19,15 +19,15 @@ local S = techage.S
 -- Consumer Related Data
 local CRD = function(pos) return (minetest.registered_nodes[techage.get_node_lvm(pos).name] or {}).consumer end
 
-local STANDBY_TICKS = 10
+local STANDBY_TICKS = 6
-local COUNTDOWN_TICKS = 10
+local COUNTDOWN_TICKS = 4
 local CYCLE_TIME = 4
 
 local get_random_gravel_ore = techage.gravelsieve_get_random_gravel_ore
 local get_random_basalt_ore = techage.gravelsieve_get_random_basalt_ore
 
 
-local function formspec(self, pos, mem)
+local function formspec(self, pos, nvm)
 	return "size[8,8]"..
 	default.gui_bg..
 	default.gui_bg_img..
@@ -35,9 +35,10 @@ local function formspec(self, pos, mem)
 	"list[context;src;0,0;3,3;]"..
 	"item_image[0,0;1,1;default:gravel]"..
 	"image[0,0;1,1;techage_form_mask.png]"..
-	"image[3.5,0;1,1;"..techage.get_power_image(pos, mem).."]"..
+	"image[3.5,0;1,1;"..techage.get_power_image(pos, nvm).."]"..
 	"image[3.5,1;1,1;techage_form_arrow.png]"..
-	"image_button[3.5,2;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
+	"image_button[3.5,2;1,1;".. self:get_state_button_image(nvm) ..";state_button;]"..
+	"tooltip[3.5,2;1,1;"..self:get_state_tooltip(nvm).."]"..
 	"list[context;dst;5,0;3,3;]"..
 	"list[current_player;main;0,4;8,4;]"..
 	"listring[context;dst]"..
@@ -60,8 +61,7 @@ local function allow_metadata_inventory_put(pos, listname, index, stack, player)
 end
 
 local function allow_metadata_inventory_move(pos, from_list, from_index, to_list, to_index, count, player)
-	local meta = minetest.get_meta(pos)
+	local inv = M(pos):get_inventory()
-	local inv = meta:get_inventory()
 	local stack = inv:get_stack(from_list, from_index)
 	return allow_metadata_inventory_put(pos, to_list, to_index, stack, player)
 end
@@ -73,39 +73,38 @@ local function allow_metadata_inventory_take(pos, listname, index, stack, player
 	return stack:get_count()
 end
 
-local function sieving(pos, crd, mem, inv)
+local function sieving(pos, crd, nvm, inv)
 	local src, dst
 	if inv:contains_item("src", ItemStack("techage:basalt_gravel")) then
 		dst, src = get_random_basalt_ore(), ItemStack("techage:basalt_gravel")
 	elseif inv:contains_item("src", ItemStack("default:gravel")) then
 		dst, src = get_random_gravel_ore(), ItemStack("default:gravel")
 	else
-		crd.State:idle(pos, mem)
+		crd.State:idle(pos, nvm)
 		return
 	end
 	if not inv:room_for_item("dst", dst) then
-		crd.State:idle(pos, mem)
+		crd.State:idle(pos, nvm)
 		return
 	end
 	inv:add_item("dst", dst)
 	inv:remove_item("src", src)
-	crd.State:keep_running(pos, mem, COUNTDOWN_TICKS)
+	crd.State:keep_running(pos, nvm, COUNTDOWN_TICKS)
 end
 
 local function keep_running(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	local crd = CRD(pos)
 	local inv = M(pos):get_inventory()
-	sieving(pos, crd, mem, inv)
+	sieving(pos, crd, nvm, inv)
-	return crd.State:is_active(mem)
 end
 
 local function on_receive_fields(pos, formname, fields, player)
 	if minetest.is_protected(pos, player:get_player_name()) then
 		return
 	end
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	CRD(pos).State:state_button_event(pos, mem, fields)
+	CRD(pos).State:state_button_event(pos, nvm, fields)
 end
 
 local function can_dig(pos, player)

basic_machines/grinder.lua

@@ -14,11 +14,11 @@
 
 -- for lazy programmers
 local M = minetest.get_meta
+local S = techage.S
+
 -- Consumer Related Data
 local CRD = function(pos) return (minetest.registered_nodes[techage.get_node_lvm(pos).name] or {}).consumer end
 
-local S = techage.S
-
 local STANDBY_TICKS = 6
 local COUNTDOWN_TICKS = 4
 local CYCLE_TIME = 4
@@ -27,7 +27,7 @@ local CYCLE_TIME = 4
 -- Grinder recipes
 local Recipes = {}
 
-local function formspec(self, pos, mem)
+local function formspec(self, pos, nvm)
 	return "size[8,8]"..
 	default.gui_bg..
 	default.gui_bg_img..
@@ -35,9 +35,10 @@ local function formspec(self, pos, mem)
 	"list[context;src;0,0;3,3;]"..
 	"item_image[0,0;1,1;default:cobble]"..
 	"image[0,0;1,1;techage_form_mask.png]"..
-	"image[3.5,0;1,1;"..techage.get_power_image(pos, mem).."]"..
+	"image[3.5,0;1,1;"..techage.get_power_image(pos, nvm).."]"..
 	"image[3.5,1;1,1;techage_form_arrow.png]"..
-	"image_button[3.5,2;1,1;"..self:get_state_button_image(mem)..";state_button;]"..
+	"image_button[3.5,2;1,1;"..self:get_state_button_image(nvm)..";state_button;]"..
+	"tooltip[3.5,2;1,1;"..self:get_state_tooltip(nvm).."]"..
 	"list[context;dst;5,0;3,3;]"..
 	"item_image[5,0;1,1;default:gravel]"..
 	"image[5,0;1,1;techage_form_mask.png]"..
@@ -84,39 +85,39 @@ local function src_to_dst(src_stack, idx, num_items, inv, dst_name)
 	return false
 end
 			
-local function grinding(pos, crd, mem, inv)
+local function grinding(pos, crd, nvm, inv)
 	local num_items = 0
 	for idx,stack in ipairs(inv:get_list("src")) do
 		if not stack:is_empty() then
 			local name = stack:get_name()
 			if Recipes[name] then
 				if src_to_dst(stack, idx, crd.num_items, inv, Recipes[name]) then
-					crd.State:keep_running(pos, mem, COUNTDOWN_TICKS)
+					crd.State:keep_running(pos, nvm, COUNTDOWN_TICKS)
 				else
-					crd.State:blocked(pos, mem)
+					crd.State:blocked(pos, nvm)
 				end
 			else
-				crd.State:fault(pos, mem)
+				crd.State:fault(pos, nvm)
 			end
 			return
 		end
 	end
-	crd.State:idle(pos, mem)
+	crd.State:idle(pos, nvm)
 end
 
 local function keep_running(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	local crd = CRD(pos)
 	local inv = M(pos):get_inventory()
-	grinding(pos, crd, mem, inv)
+	grinding(pos, crd, nvm, inv)
 end
 
 local function on_receive_fields(pos, formname, fields, player)
 	if minetest.is_protected(pos, player:get_player_name()) then
 		return
 	end
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	CRD(pos).State:state_button_event(pos, mem, fields)
+	CRD(pos).State:state_button_event(pos, nvm, fields)
 end
 
 local function can_dig(pos, player)
@@ -183,7 +184,12 @@ local tubing = {
 		end
 	end,
 	on_recv_message = function(pos, src, topic, payload)
-		return CRD(pos).State:on_receive_message(pos, topic, payload)
+		local resp = CRD(pos).State:on_receive_message(pos, topic, payload)
+		if resp then
+			return resp
+		else
+			return "unsupported"
+		end
 	end,
 	on_node_load = function(pos)
 		CRD(pos).State:on_node_load(pos)
@@ -294,3 +300,5 @@ techage.add_grinder_recipe({input="default:acacia_tree", output="default:acacia_
 techage.add_grinder_recipe({input="default:aspen_tree", output="default:aspen_leaves 8"})
 
 
+local ndef = minetest.registered_nodes["techage:ta2_grinder_pas"] or {}
+print("techage:ta2_grinder_pas", dump(ndef.tubelib2_on_update2))

basic_machines/liquidsampler.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -23,16 +23,17 @@ local STANDBY_TICKS = 4
 local COUNTDOWN_TICKS = 2
 local CYCLE_TIME = 8
 
-local function formspec(self, pos, mem)
+local function formspec(self, pos, nvm)
 	return "size[9,8.5]"..
 	default.gui_bg..
 	default.gui_bg_img..
 	default.gui_slots..
 	"list[context;src;0,0;1,4;]"..
 	"image[0,0;1,1;bucket.png]"..
-	"image[1,0;1,1;"..techage.get_power_image(pos, mem).."]"..
+	"image[1,0;1,1;"..techage.get_power_image(pos, nvm).."]"..
 	"image[1,1.5;1,1;techage_form_arrow.png]"..
-	"image_button[1,3;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
+	"image_button[1,3;1,1;".. self:get_state_button_image(nvm) ..";state_button;]"..
+	"tooltip[1,3;1,1;"..self:get_state_tooltip(nvm).."]"..
 	"list[context;dst;2,0;7,4;]"..
 	"list[current_player;main;0.5,4.5;8,4;]"..
 	"listring[current_player;main]"..
@@ -73,7 +74,7 @@ local function test_liquid(node)
 	end
 end
 
-local function sample_liquid(pos, crd, mem, inv)
+local function sample_liquid(pos, crd, nvm, inv)
 	local meta = M(pos)
 	local water_pos = minetest.string_to_pos(meta:get_string("water_pos"))
 	local giving_back = test_liquid(techage.get_node_lvm(water_pos))
@@ -83,29 +84,29 @@ local function sample_liquid(pos, crd, mem, inv)
 			minetest.remove_node(water_pos)
 			inv:remove_item("src", ItemStack("bucket:bucket_empty"))
 			inv:add_item("dst", ItemStack(giving_back))
-			crd.State:keep_running(pos, mem, COUNTDOWN_TICKS)
+			crd.State:keep_running(pos, nvm, COUNTDOWN_TICKS)
 		else
-			crd.State:idle(pos, mem)
+			crd.State:idle(pos, nvm)
 		end
 	else
-		crd.State:fault(pos, mem)
+		crd.State:fault(pos, nvm)
 	end
 end
 
 local function keep_running(pos, elapsed)
 	--if tubelib.data_not_corrupted(pos) then
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	local crd = CRD(pos)	
 	local inv = M(pos):get_inventory()
-	sample_liquid(pos, crd, mem, inv)
+	sample_liquid(pos, crd, nvm, inv)
 end
 
 local function on_receive_fields(pos, formname, fields, player)
 	if minetest.is_protected(pos, player:get_player_name()) then
 		return
 	end
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	CRD(pos).State:state_button_event(pos, mem, fields)
+	CRD(pos).State:state_button_event(pos, nvm, fields)
 end
 
 local function can_dig(pos, player)
@@ -121,7 +122,7 @@ local tiles = {}
 -- '{power}' will be replaced by the power PNG
 tiles.pas = {
 	-- up, down, right, left, back, front
-	"techage_filling_ta#.png^techage_appl_hole_electric.png^techage_frame_ta#_top.png",
+	"techage_filling_ta#.png^{power}^techage_frame_ta#_top.png",
 	"techage_filling_ta#.png^techage_frame_ta#.png",
 	"techage_filling_ta#.png^techage_frame_ta#.png^techage_appl_outp.png",
 	"techage_filling_ta#.png^techage_frame_ta#.png^techage_appl_inp.png",
@@ -130,7 +131,7 @@ tiles.pas = {
 }
 tiles.act = {
 	-- up, down, right, left, back, front
-	"techage_filling_ta#.png^techage_appl_hole_electric.png^techage_frame_ta#_top.png",
+	"techage_filling_ta#.png^{power}^techage_frame_ta#_top.png",
 	"techage_filling_ta#.png^techage_frame_ta#.png",
 	"techage_filling_ta#.png^techage_frame_ta#.png^techage_appl_outp.png",
 	"techage_filling_ta#.png^techage_frame_ta#.png^techage_appl_inp.png",
@@ -189,7 +190,6 @@ local node_name_ta2, node_name_ta3, node_name_ta4 =
 			inv:set_size("dst", 28)
 			local water_pos = techage.get_pos(pos, "B")
 			M(pos):set_string("water_pos", minetest.pos_to_string(water_pos))
-			techage.power.set_conn_dirs(pos, {"U"})
 		end,
 		can_dig = can_dig,
 		node_timer = keep_running,
@@ -201,6 +201,7 @@ local node_name_ta2, node_name_ta3, node_name_ta4 =
 		sounds = default.node_sound_wood_defaults(),
 		num_items = {0,1,2,4},
 		power_consumption = {0,3,5,8},
+		power_sides = {U=1},
 	})
 
 minetest.register_craft({

basic_machines/pusher.lua

@@ -33,7 +33,7 @@ local STANDBY_TICKS = 10
 local COUNTDOWN_TICKS = 10
 local CYCLE_TIME = 2
 
-local function pushing(pos, crd, meta, mem)
+local function pushing(pos, crd, meta, nvm)
 	local pull_dir = meta:get_int("pull_dir")
 	local push_dir = meta:get_int("push_dir")
 	local items = techage.pull_items(pos, pull_dir, crd.num_items)
@@ -41,29 +41,29 @@ local function pushing(pos, crd, meta, mem)
 		if techage.push_items(pos, push_dir, items) ~= true then
 			-- place item back
 			techage.unpull_items(pos, pull_dir, items)
-			crd.State:blocked(pos, mem)
+			crd.State:blocked(pos, nvm)
 			return
 		end
-		crd.State:keep_running(pos, mem, COUNTDOWN_TICKS)
+		crd.State:keep_running(pos, nvm, COUNTDOWN_TICKS)
 		return
 	end
-	crd.State:idle(pos, mem)
+	crd.State:idle(pos, nvm)
 end
 
 local function keep_running(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	local crd = CRD(pos)
-	pushing(pos, crd, M(pos), mem)
+	pushing(pos, crd, M(pos), nvm)
-	crd.State:is_active(mem)
+	crd.State:is_active(nvm)
 end	
 
 local function on_rightclick(pos, node, clicker)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	if not minetest.is_protected(pos, clicker:get_player_name()) then
-		if CRD(pos).State:get_state(mem) == techage.STOPPED then
+		if CRD(pos).State:get_state(nvm) == techage.STOPPED then
-			CRD(pos).State:start(pos, mem)
+			CRD(pos).State:start(pos, nvm)
 		else
-			CRD(pos).State:stop(pos, mem)
+			CRD(pos).State:stop(pos, nvm)
 		end
 	end
 end

basic_machines/source.lua

@@ -3,12 +3,12 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
 
-	TA2/TA3/TA4 Power Source
+	TA2/TA3/TA4 Power Test Source
 	
 ]]--
 
@@ -17,39 +17,74 @@ local P = minetest.string_to_pos
 local M = minetest.get_meta
 local S = techage.S
 
-local TA2_Power = techage.Axle
+local Axle = techage.Axle
-local TA3_Power = techage.SteamPipe
+local Pipe = techage.SteamPipe
-local TA4_Power = techage.ElectricCable
+local Cable = techage.ElectricCable
 local power = techage.power
+local networks = techage.networks
 
 local STANDBY_TICKS = 4
 local COUNTDOWN_TICKS = 4
 local CYCLE_TIME = 2
 local PWR_CAPA = 20
 
-local function formspec(self, pos, mem)
+local function formspec(self, pos, nvm)
-	return "size[8,7]"..
+	return "size[4,4]"..
+		"box[0,-0.1;3.8,0.5;#c6e8ff]"..
+		"label[1,-0.1;"..minetest.colorize( "#000000", S("Power Source")).."]"..
 		default.gui_bg..
 		default.gui_bg_img..
 		default.gui_slots..
-		"image[6,0.5;1,2;"..techage.power.formspec_power_bar(PWR_CAPA, mem.provided).."]"..
+		power.formspec_label_bar(0, 0.8, S("power"), PWR_CAPA, nvm.provided)..
-		"image_button[5,1;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
+		"image_button[2.8,2;1,1;".. self:get_state_button_image(nvm) ..";state_button;]"..
-		"button[2.5,1;1.8,1;update;"..S("Update").."]"..
+		"tooltip[2.8,2;1,1;"..self:get_state_tooltip(nvm).."]"
-		"list[current_player;main;0,3;8,4;]"..
-		default.get_hotbar_bg(0, 3)
 end
 
-local function start_node(pos, mem, state)
+-- Axles texture animation
-	mem.generating = true
+local function switch_axles(pos, on)
-	power.generator_start(pos, mem, PWR_CAPA)
+	local outdir = M(pos):get_int("outdir")
-	techage.switch_axles(pos, true)
+	Axle:switch_tube_line(pos, outdir, on and "on" or "off")
 end
 
-local function stop_node(pos, mem, state)
+local function start_node2(pos, nvm, state)
-	mem.generating = false
+	nvm.generating = true
-	mem.provided = 0
+	local outdir = M(pos):get_int("outdir")
-	power.generator_stop(pos, mem)
+	power.generator_start(pos, Axle, CYCLE_TIME, outdir)
-	techage.switch_axles(pos, false)
+	switch_axles(pos, true)
+end
+
+local function stop_node2(pos, nvm, state)
+	nvm.generating = false
+	nvm.provided = 0
+	local outdir = M(pos):get_int("outdir")
+	power.generator_stop(pos, Axle, outdir)
+	switch_axles(pos, false)
+end
+
+local function start_node3(pos, nvm, state)
+	nvm.generating = true
+	local outdir = M(pos):get_int("outdir")
+	power.generator_start(pos, Pipe, CYCLE_TIME, outdir)
+end
+
+local function stop_node3(pos, nvm, state)
+	nvm.generating = false
+	nvm.provided = 0
+	local outdir = M(pos):get_int("outdir")
+	power.generator_stop(pos, Pipe, outdir)
+end
+
+local function start_node4(pos, nvm, state)
+	nvm.generating = true
+	local outdir = M(pos):get_int("outdir")
+	power.generator_start(pos, Cable, CYCLE_TIME, outdir)
+end
+
+local function stop_node4(pos, nvm, state)
+	nvm.generating = false
+	nvm.provided = 0
+	local outdir = M(pos):get_int("outdir")
+	power.generator_stop(pos, Cable, outdir)
 end
 
 local State2 = techage.NodeStates:new({
@@ -57,8 +92,8 @@ local State2 = techage.NodeStates:new({
 	cycle_time = CYCLE_TIME,
 	standby_ticks = STANDBY_TICKS,
 	formspec_func = formspec,
-	start_node = start_node,
+	start_node = start_node2,
-	stop_node = stop_node,
+	stop_node = stop_node2,
 })
 
 local State3 = techage.NodeStates:new({
@@ -66,8 +101,8 @@ local State3 = techage.NodeStates:new({
 	cycle_time = CYCLE_TIME,
 	standby_ticks = STANDBY_TICKS,
 	formspec_func = formspec,
-	start_node = start_node,
+	start_node = start_node3,
-	stop_node = stop_node,
+	stop_node = stop_node3,
 })
 
 local State4 = techage.NodeStates:new({
@@ -75,39 +110,153 @@ local State4 = techage.NodeStates:new({
 	cycle_time = CYCLE_TIME,
 	standby_ticks = STANDBY_TICKS,
 	formspec_func = formspec,
-	start_node = start_node,
+	start_node = start_node4,
-	stop_node = stop_node,
+	stop_node = stop_node4,
 })
 
-local function node_timer(pos, elapsed)
+local function node_timer2(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	if mem.generating then
+	local outdir = M(pos):get_int("outdir")
-		local provided = power.generator_alive(pos, mem)
+	nvm.provided = power.generator_alive(pos, Axle, CYCLE_TIME, outdir)
+	if techage.is_activeformspec(pos) then
+		M(pos):set_string("formspec", formspec(State2, pos, nvm))
 	end
-	return mem.generating
+	return true
 end
 
-local tStates = {0, State2, State3, State4}
+local function node_timer3(pos, elapsed)
+	local nvm = techage.get_nvm(pos)
+	local outdir = M(pos):get_int("outdir")
+	nvm.provided = power.generator_alive(pos, Pipe, CYCLE_TIME, outdir)
+	if techage.is_activeformspec(pos) then
+		M(pos):set_string("formspec", formspec(State3, pos, nvm))
+	end
+	return true
+end
 
-local function on_receive_fields(pos, formname, fields, player)
+local function node_timer4(pos, elapsed)
+	local nvm = techage.get_nvm(pos)
+	local outdir = M(pos):get_int("outdir")
+	nvm.provided = power.generator_alive(pos, Cable, CYCLE_TIME, outdir)
+	if techage.is_activeformspec(pos) then
+		M(pos):set_string("formspec", formspec(State4, pos, nvm))
+	end
+	return true
+end
+
+local function on_receive_fields2(pos, formname, fields, player)
 	if minetest.is_protected(pos, player:get_player_name()) then
 		return
 	end
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	local state = tStates[mem.state_num or 2]
+	State2:state_button_event(pos, nvm, fields)
-	state:state_button_event(pos, mem, fields)
+	M(pos):set_string("formspec", formspec(State2, pos, nvm))
+end
 
-	if fields.update then
+local function on_receive_fields3(pos, formname, fields, player)
-		M(pos):set_string("formspec", formspec(state, pos, mem))
+	if minetest.is_protected(pos, player:get_player_name()) then
+		return
 	end
+	local nvm = techage.get_nvm(pos)
+	State3:state_button_event(pos, nvm, fields)
+	M(pos):set_string("formspec", formspec(State3, pos, nvm))
 end
 
-local function on_rightclick(pos)
+local function on_receive_fields4(pos, formname, fields, player)
-	local mem = tubelib2.get_mem(pos)
+	if minetest.is_protected(pos, player:get_player_name()) then
-	local state = tStates[mem.state_num or 2]
+		return
-	M(pos):set_string("formspec", formspec(state, pos, mem))
+	end
+	local nvm = techage.get_nvm(pos)
+	State4:state_button_event(pos, nvm, fields)
+	M(pos):set_string("formspec", formspec(State4, pos, nvm))
 end
 
+local function on_rightclick2(pos, node, clicker)
+	techage.set_activeformspec(pos, clicker)
+	local nvm = techage.get_nvm(pos)
+	M(pos):set_string("formspec", formspec(State2, pos, nvm))
+end
+
+local function on_rightclick3(pos, node, clicker)
+	techage.set_activeformspec(pos, clicker)
+	local nvm = techage.get_nvm(pos)
+	M(pos):set_string("formspec", formspec(State3, pos, nvm))
+end
+
+local function on_rightclick4(pos, node, clicker)
+	techage.set_activeformspec(pos, clicker)
+	local nvm = techage.get_nvm(pos)
+	M(pos):set_string("formspec", formspec(State4, pos, nvm))
+end
+
+local function after_place_node2(pos)
+	local nvm = techage.get_nvm(pos)
+	State2:node_init(pos, nvm, "")
+	M(pos):set_int("outdir", networks.side_to_outdir(pos, "R"))
+	M(pos):set_string("formspec", formspec(State2, pos, nvm))
+	Axle:after_place_node(pos)
+end
+
+local function after_place_node3(pos)
+	local nvm = techage.get_nvm(pos)
+	State3:node_init(pos, nvm, "")
+	M(pos):set_int("outdir", networks.side_to_outdir(pos, "R"))
+	M(pos):set_string("formspec", formspec(State3, pos, nvm))
+	Pipe:after_place_node(pos)
+end
+
+local function after_place_node4(pos)
+	local nvm = techage.get_nvm(pos)
+	State4:node_init(pos, nvm, "")
+	M(pos):set_int("outdir", networks.side_to_outdir(pos, "R"))
+	M(pos):set_string("formspec", formspec(State4, pos, nvm))
+	Cable:after_place_node(pos)
+end
+
+local function after_dig_node2(pos, oldnode)
+	Axle:after_dig_node(pos)
+	techage.del_mem(pos)
+end
+
+local function after_dig_node3(pos, oldnode)
+	Pipe:after_dig_node(pos)
+	techage.del_mem(pos)
+end
+
+local function after_dig_node4(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
+
+local net_def2 = {
+	axle = {
+		sides = {R = 1},
+		ntype = "gen1",
+		nominal = PWR_CAPA,
+	},
+}
+
+local net_def3 = {
+	pipe1 = {
+		sides = {R = 1},
+		ntype = "gen1",
+		nominal = PWR_CAPA,
+	},
+}
+
+local net_def4 = {
+	ele1 = {
+		sides = {R = 1},
+		ntype = "gen1",
+		nominal = PWR_CAPA,
+	},
+}
+
+
 minetest.register_node("techage:t2_source", {
 	description = S("Axle Power Source"),
 	tiles = {
@@ -123,9 +272,13 @@ minetest.register_node("techage:t2_source", {
 	groups = {cracky=2, crumbly=2, choppy=2},
 	on_rotate = screwdriver.disallow,
 	is_ground_content = false,
-	on_receive_fields = on_receive_fields,
+	on_receive_fields = on_receive_fields2,
-	on_rightclick = on_rightclick,
+	on_rightclick = on_rightclick2,
-	on_timer = node_timer,
+	on_timer = node_timer2,
+	after_place_node = after_place_node2,
+	after_dig_node = after_dig_node2,
+	tubelib2_on_update2 = tubelib2_on_update2,
+	networks = net_def2,
 })
 
 minetest.register_node("techage:t3_source", {
@@ -143,9 +296,13 @@ minetest.register_node("techage:t3_source", {
 	groups = {cracky=2, crumbly=2, choppy=2},
 	on_rotate = screwdriver.disallow,
 	is_ground_content = false,
-	on_receive_fields = on_receive_fields,
+	on_receive_fields = on_receive_fields3,
-	on_rightclick = on_rightclick,
+	on_rightclick = on_rightclick3,
-	on_timer = node_timer,
+	on_timer = node_timer3,
+	after_place_node = after_place_node3,
+	after_dig_node = after_dig_node3,
+	tubelib2_on_update2 = tubelib2_on_update2,
+	networks = net_def3,
 })
 
 minetest.register_node("techage:t4_source", {
@@ -163,40 +320,15 @@ minetest.register_node("techage:t4_source", {
 	groups = {cracky=2, crumbly=2, choppy=2},
 	on_rotate = screwdriver.disallow,
 	is_ground_content = false,
-	on_receive_fields = on_receive_fields,
+	on_receive_fields = on_receive_fields4,
-	on_rightclick = on_rightclick,
+	on_rightclick = on_rightclick4,
-	on_timer = node_timer,
+	on_timer = node_timer4,
+	after_place_node = after_place_node4,
+	after_dig_node = after_dig_node4,
+	tubelib2_on_update2 = tubelib2_on_update2,
+	networks = net_def4,
 })
 
-techage.power.register_node({"techage:t2_source"}, {
+Axle:add_secondary_node_names({"techage:t2_source"})
-	conn_sides = {"R"},
+--Pipe:add_secondary_node_names({"techage:t3_source"})
-	power_network  = TA2_Power,
+Cable:add_secondary_node_names({"techage:t4_source"})
-	after_place_node = function(pos, placer)
-		local mem = tubelib2.init_mem(pos)
-		State2:node_init(pos, mem, "")
-		mem.state_num = 2
-		on_rightclick(pos)
-	end,
-})
-
-techage.power.register_node({"techage:t3_source"}, {
-	conn_sides = {"R"},
-	power_network  = TA3_Power,
-	after_place_node = function(pos, placer)
-		local mem = tubelib2.init_mem(pos)
-		State3:node_init(pos, mem, "")
-		mem.state_num = 3
-		on_rightclick(pos)
-	end,
-})
-
-techage.power.register_node({"techage:t4_source"}, {
-	conn_sides = {"R"},
-	power_network  = TA4_Power,
-	after_place_node = function(pos, placer)
-		local mem = tubelib2.init_mem(pos)
-		State4:node_init(pos, mem, "")
-		mem.state_num = 4
-		on_rightclick(pos)
-	end,
-})

basis/command.lua

@@ -103,7 +103,7 @@ local function register_lbm(name, nodenames)
 		run_at_every_load = true,
 		action = function(pos, node)
 			if NodeDef[node.name] and NodeDef[node.name].on_node_load then
-				NodeDef[node.name].on_node_load(pos)
+				NodeDef[node.name].on_node_load(pos, node)
 			end
 		end
 	})
@@ -180,6 +180,15 @@ function techage.get_node_number(pos)
 	return nil
 end	
 
+function techage.get_pos(pos, side)
+	local node = techage.get_node_lvm(pos)
+	local dir = nil
+	if node.name ~= "air" and node.name ~= "ignore" then
+		dir = side_to_dir(side, node.param2)
+	end
+	return tubelib2.get_pos(pos, dir)
+end	
+
 -- Function is used for available nodes with lost numbers, only.
 function techage.get_new_number(pos, name)
 	-- store position 

basis/consumer.lua

@@ -1,276 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	Consumer node basis functionality.
-	It handles:
-	- up to 3 stages of nodes (TA2/TA3/TA4)
-	- power consumption
-	- node state handling
-	- registration of passive and active nodes
-	- Tube connections are on left and right side (from left to right)
-	- Power connection are on front and back side (front or back)
-]]--
-
--- 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 D = techage.Debug
-
--- Consumer Related Data
-local CRD = function(pos) return (minetest.registered_nodes[techage.get_node_lvm(pos).name] or {}).consumer end
-local CRDN = function(node) return (minetest.registered_nodes[node.name] or {}).consumer end
-
-local power = techage.power
-
-local function has_power(pos, mem, state)
-	if D.con then D.dbg("consumer has_power", state) end
-	if not power.power_available(pos, mem, 0) then
-		-- force to set to NOPOWER
-		local crd = CRD(pos)
-		techage.power.consumer_start(pos, mem, crd.cycle_time, crd.power_consumption)
-		return false
-	end
-	return true
-end
-
-local function start_node(pos, mem, state)
-	local crd = CRD(pos)
-	if D.con then D.dbg("consumer start_node", state) end
-	power.consumer_start(pos, mem, crd.cycle_time, crd.power_consumption)
-end
-
-local function stop_node(pos, mem, state)
-	if D.con then D.dbg("consumer stop_node", state) end
-	power.consumer_stop(pos, mem)
-end
-
-local function on_power(pos, mem)
-	if D.con then D.dbg("consumer on_power") end
-	local crd = CRD(pos)
-	crd.State:start(pos, mem)
-end
-
-local function on_nopower(pos, mem)
-	if D.con then D.dbg("consumer on_nopower") end
-	local crd = CRD(pos)
-	crd.State:nopower(pos, mem)
-end
-
-local function node_timer(pos, elapsed)
-	local crd = CRD(pos)
-	local mem = tubelib2.get_mem(pos)
-	local state = mem.techage_state
-	if techage.needs_power(mem) then
-		power.consumer_alive(pos, mem)
-	end
-	-- call the node timer routine
-	if techage.is_operational(mem) then
-		crd.node_timer(pos, crd.cycle_time)
-	end
-	return crd.State:is_active(mem)
-end
-
-local function prepare_tiles(tiles, stage, power_png)
-	local tbl = {}
-	for _,item in ipairs(tiles) do
-		if type(item) == "string" then
-			tbl[#tbl+1] = item:gsub("#", stage):gsub("{power}", power_png)
-		else
-			local temp = table.copy(item)
-			temp.image = temp.image:gsub("#", stage):gsub("{power}", power_png)
-			tbl[#tbl+1] = temp
-		end
-	end
-	return tbl
-end
-
--- 'validStates' is optional and can be used to e.g. enable 
--- only one TA2 node {false, true, false, false}
-function techage.register_consumer(base_name, inv_name, tiles, tNode, validStates)
-	local names = {}
-	validStates = validStates or {true, true, true, true}
-	for stage = 2,4 do
-		local name_pas = "techage:ta"..stage.."_"..base_name.."_pas"
-		local name_act = "techage:ta"..stage.."_"..base_name.."_act"
-		local name_inv = "TA"..stage.." "..inv_name
-		names[#names+1] = name_pas
-
-		if validStates[stage] then
-			local on_recv_message = tNode.tubing.on_recv_message
-			if stage > 2 then
-				on_recv_message = function(pos, src, topic, payload)
-					return "unsupported"
-				end
-			end
-
-			local power_network
-			local power_png = 'techage_axle_clutch.png'
-			local power_used = tNode.power_consumption ~= nil
-			-- power needed?
-			if power_used then
-				if stage > 2 then
-					power_network = techage.ElectricCable
-					power_png = 'techage_appl_hole_electric.png'
-				else
-					power_network = techage.Axle
-					power_png = 'techage_axle_clutch.png'
-				end
-				power_network:add_secondary_node_names({name_pas, name_act})
-			end
-
-			local tState = techage.NodeStates:new({
-				node_name_passive = name_pas,
-				node_name_active = name_act,
-				infotext_name = name_inv,
-				cycle_time = tNode.cycle_time,
-				standby_ticks = tNode.standby_ticks,
-				formspec_func = tNode.formspec,
-				on_state_change = tNode.on_state_change,
-				can_start = tNode.can_start,
-				has_power = tNode.has_power or power_used and has_power or nil,
-				start_node = power_used and start_node or nil,
-				stop_node = power_used and stop_node or nil,
-			})
-
-			local tConsumer = {
-				stage = stage,
-				State = tState,
-				-- number of items to be processed per cycle
-				num_items = tNode.num_items and tNode.num_items[stage],
-				power_consumption = power_used and 
-				tNode.power_consumption[stage] or 0,
-				node_timer = tNode.node_timer,
-				cycle_time = tNode.cycle_time,
-			}
-
-			tNode.groups.not_in_creative_inventory = 0
-
-			minetest.register_node(name_pas, {
-				description = name_inv,
-				tiles = prepare_tiles(tiles.pas, stage, power_png),
-				consumer = tConsumer,
-				drawtype = tNode.drawtype,
-				node_box = tNode.node_box,
-				selection_box = tNode.selection_box,
-
-				-- will be overwritten in case, power is used
-				after_place_node = function(pos, placer, itemstack, pointed_thing)
-					local meta = M(pos)
-					local mem = tubelib2.init_mem(pos)
-					local node = minetest.get_node(pos)
-					meta:set_int("push_dir", techage.side_to_indir("L", node.param2))
-					meta:set_int("pull_dir", techage.side_to_indir("R", node.param2))
-					local number = "-"
-					if stage > 2 then
-						number = techage.add_node(pos, name_pas)
-					end
-					if tNode.after_place_node then
-						tNode.after_place_node(pos, placer, itemstack, pointed_thing)
-					end
-					CRD(pos).State:node_init(pos, mem, number)
-				end,
-				-- will be overwritten in case, power is used
-				after_dig_node = function(pos, oldnode, oldmetadata, digger)
-					if tNode.after_dig_node then
-						tNode.after_dig_node(pos, oldnode, oldmetadata, digger)
-					end
-					techage.remove_node(pos)
-					tubelib2.del_mem(pos)
-				end,
-
-				can_dig = tNode.can_dig,
-				on_rotate = screwdriver.disallow,
-				on_timer = node_timer,
-				on_receive_fields = tNode.on_receive_fields,
-				on_rightclick = tNode.on_rightclick,
-				allow_metadata_inventory_put = tNode.allow_metadata_inventory_put,
-				allow_metadata_inventory_move = tNode.allow_metadata_inventory_move,
-				allow_metadata_inventory_take = tNode.allow_metadata_inventory_take,
-				on_metadata_inventory_move = tNode.on_metadata_inventory_move,
-				on_metadata_inventory_put = tNode.on_metadata_inventory_put,
-				on_metadata_inventory_take = tNode.on_metadata_inventory_take,
-				networks = tNode.networks,
-				tubelib2_on_update2 =  tNode.tubelib2_on_update2,
-
-				paramtype = tNode.paramtype,
-				paramtype2 = "facedir",
-				groups = table.copy(tNode.groups),
-				is_ground_content = false,
-				sounds = tNode.sounds,
-			})
-
-			tNode.groups.not_in_creative_inventory = 1
-			
-			minetest.register_node(name_act, {
-				description = name_inv,
-				tiles = prepare_tiles(tiles.act, stage, power_png),
-				consumer = tConsumer,
-				drawtype = tNode.drawtype,
-				node_box = tNode.node_box,
-				selection_box = tNode.selection_box,
-				
-				on_rotate = screwdriver.disallow,
-				on_timer = node_timer,
-				on_receive_fields = tNode.on_receive_fields,
-				on_rightclick = tNode.on_rightclick,
-				allow_metadata_inventory_put = tNode.allow_metadata_inventory_put,
-				allow_metadata_inventory_move = tNode.allow_metadata_inventory_move,
-				allow_metadata_inventory_take = tNode.allow_metadata_inventory_take,
-				on_metadata_inventory_move = tNode.on_metadata_inventory_move,
-				on_metadata_inventory_put = tNode.on_metadata_inventory_put,
-				on_metadata_inventory_take = tNode.on_metadata_inventory_take,
-				networks = tNode.networks,
-				tubelib2_on_update2 =  tNode.tubelib2_on_update2,
-
-				paramtype = tNode.paramtype,
-				paramtype2 = "facedir",
-				drop = "",
-				diggable = false,
-				groups = tNode.groups,
-				is_ground_content = false,
-				sounds = tNode.sounds,
-			})
-
-			if power_used then
-				techage.power.register_node({name_pas, name_act}, {
-					conn_sides = {"F", "B"},
-					power_network  = power_network,
-					on_power = on_power,
-					on_nopower = on_nopower,
-					after_place_node = function(pos, placer, itemstack, pointed_thing)
-						local meta = M(pos)
-						local mem = tubelib2.init_mem(pos)
-						local node = techage.get_node_lvm(pos)
-						meta:set_int("push_dir", techage.side_to_indir("L", node.param2))
-						meta:set_int("pull_dir", techage.side_to_indir("R", node.param2))
-						local number = "-"
-						if stage > 2 then
-							number = techage.add_node(pos, name_pas)
-						end
-						if tNode.after_place_node then
-							tNode.after_place_node(pos, placer, itemstack, pointed_thing)
-						end
-						CRD(pos).State:node_init(pos, mem, number)
-					end,
-					after_dig_node = function(pos, oldnode, oldmetadata, digger)
-						if tNode.after_dig_node then
-							tNode.after_dig_node(pos, oldnode, oldmetadata, digger)
-						end
-						techage.remove_node(pos)
-						tubelib2.del_mem(pos)
-					end,
-				})
-			end
-			techage.register_node({name_pas, name_act}, tNode.tubing)
-		end
-	end
-	return names[1], names[2], names[3]
-end

basis/firebox_lib.lua

@@ -46,40 +46,24 @@ local function determine_burntimes()
 end	
 minetest.after(1, determine_burntimes)
 
-function techage.firebox.formspec(mem)
+function techage.firebox.formspec(nvm)
 	local fuel_percent = 0
-	if mem.running then
+	if nvm.running then
-		fuel_percent = ((mem.burn_cycles or 1) * 100) / (mem.burn_cycles_total or 1)
+		fuel_percent = ((nvm.burn_cycles or 1) * 100) / (nvm.burn_cycles_total or 1)
 	end
-	if mem.power_level then
-		return "size[8,6.5]"..
-			default.gui_bg..
-			default.gui_bg_img..
-			default.gui_slots..
-			"list[current_name;fuel;1,0.5;1,1;]"..
-			"image[2,0.5;1,1;default_furnace_fire_bg.png^[lowpart:"..
-			fuel_percent..":default_furnace_fire_fg.png]"..
-			"label[4.5,0.1;"..S("Power")..":]"..
-			"dropdown[6,0;1.8;power_level;25%,50%,75%,100%;"..mem.power_level.."]"..
-			"button[1,1.5;1.8,1;update;"..S("Update").."]"..
-			"list[current_player;main;0,2.8;8,4;]"..
-			"listring[current_name;fuel]"..
-			"listring[current_player;main]"..
-			default.get_hotbar_bg(0, 2.8)
-	else
 	return "size[8,6]"..
 		default.gui_bg..
 		default.gui_bg_img..
 		default.gui_slots..
-			"list[current_name;fuel;1,0.5;1,1;]"..
+		"box[0,-0.1;7.8,0.5;#c6e8ff]"..
-			"image[3,0.5;1,1;default_furnace_fire_bg.png^[lowpart:"..
+		"label[3,-0.1;"..minetest.colorize( "#000000", S("Firebox")).."]"..
+		"list[current_name;fuel;3,1;1,1;]"..
+		"image[4,1;1,1;default_furnace_fire_bg.png^[lowpart:"..
 		fuel_percent..":default_furnace_fire_fg.png]"..
-			"button[5,0.5;1.8,1;update;"..S("Update").."]"..
+		"list[current_player;main;0,2.3;8,4;]"..
-			"list[current_player;main;0,2;8,4;]"..
 		"listring[current_name;fuel]"..
 		"listring[current_player;main]"..
-			default.get_hotbar_bg(0, 2)
+		default.get_hotbar_bg(0, 2.3)
-	end
 end
 
 function techage.firebox.can_dig(pos, player)
@@ -104,30 +88,10 @@ function techage.firebox.allow_metadata_inventory_take(pos, listname, index, sta
 	return stack:get_count()
 end
 
-local PowerLevel = {
-	["25%"] = 1,
-	["50%"] = 2,
-	["75%"] = 3,
-	["100%"] = 4,
-}
-
-function techage.firebox.on_receive_fields(pos, formname, fields, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return
-	end
-	if fields.update then
-		local mem = tubelib2.get_mem(pos)
-		M(pos):set_string("formspec", techage.firebox.formspec(mem))
-	end
-	if fields.power_level then
-		local mem = tubelib2.get_mem(pos)
-		mem.power_level = PowerLevel[fields.power_level]
-	end
-end
-
 function techage.firebox.on_rightclick(pos, node, clicker)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	M(pos):set_string("formspec", techage.firebox.formspec(mem))
+	techage.set_activeformspec(pos, clicker)
+	M(pos):set_string("formspec", techage.firebox.formspec(nvm))
 end
 
 function techage.firebox.swap_node(pos, name)

basis/fuel_lib.lua

@@ -1,176 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	Oil fuel burning lib
-
-]]--
-
-local S2P = minetest.string_to_pos
-local P2S = minetest.pos_to_string
-local M = minetest.get_meta
-local S = techage.S
-local ValidOilFuels = techage.firebox.ValidOilFuels
-local Burntime = techage.firebox.Burntime
-local CAPACITY = 50
-
-techage.fuel = {}
-techage.fuel.CAPACITY = CAPACITY
-
-
-
-
-local function formspec_fuel(x, y, mem)
-	local itemname = ""
-	if mem.liquid and mem.liquid.name and mem.liquid.amount and mem.liquid.amount > 0  then
-		itemname = mem.liquid.name.." "..mem.liquid.amount
-	end
-	local fuel_percent = 0
-	if mem.running then
-		fuel_percent = ((mem.burn_cycles or 1) * 100) / (mem.burn_cycles_total or 1)
-	end
-	return "container["..x..","..y.."]"..
-		"background[0,0;3,1.05;techage_form_grey.png]"..
-		"list[context;fuel;0,0;1,1;]"..
-		techage.item_image(1, 0, itemname)..
-		"image[2,0;1,1;default_furnace_fire_bg.png^[lowpart:"..
-		fuel_percent..":default_furnace_fire_fg.png]"..
-		"container_end[]"
-end	
-
-techage.fuel.formspec_fuel = formspec_fuel
-
-
-function techage.fuel.formspec(mem)
-	local update = ((mem.countdown or 0) > 0 and mem.countdown) or S("Update")
-	return "size[8,5]"..
-	default.gui_bg..
-	default.gui_bg_img..
-	default.gui_slots..
-	formspec_fuel(1, 0, mem)..
-	"button[5,0;2,1;update;"..update.."]"..
-	"list[current_player;main;0,1.3;8,4;]"
-end
-
-local function fill_container(pos, inv, mem)
-	mem.liquid = mem.liquid or {}
-	mem.liquid.amount = mem.liquid.amount or 0
-	local empty_container = inv:get_stack("fuel", 1):get_name()
-	local full_container = liquid.get_full_container(empty_container, mem.liquid.name)
-	if empty_container and full_container then
-		local ldef = liquid.get_liquid_def(full_container)
-		if ldef and mem.liquid.amount - ldef.size >= 0 then 
-			inv:remove_item("fuel", ItemStack(empty_container))
-			inv:add_item("fuel", ItemStack(full_container))
-			mem.liquid.amount = mem.liquid.amount - ldef.size
-		end
-	end
-end
-
-local function empty_container(pos, inv, mem)
-	mem.liquid = mem.liquid or {}
-	mem.liquid.amount = mem.liquid.amount or 0
-	local stack = inv:get_stack("fuel", 1)
-	if stack:get_count() == 1 then
-		local ldef = liquid.get_liquid_def(stack:get_name())
-		if ldef and ValidOilFuels[ldef.inv_item] then
-			if not mem.liquid.name or ldef.inv_item == mem.liquid.name then
-				if mem.liquid.amount + ldef.size <= CAPACITY then 
-					inv:remove_item("fuel", stack)
-					inv:add_item("fuel", ItemStack(ldef.container))
-					mem.liquid.amount = mem.liquid.amount + ldef.size
-					mem.liquid.name = ldef.inv_item
-				end
-			end
-		end
-	end
-end
-
-local function move_item(pos, stack)
-	local mem = tubelib2.get_mem(pos)
-	local inv = M(pos):get_inventory()
-	if liquid.is_container_empty(stack:get_name()) then
-		fill_container(pos, inv, mem)
-	else
-		empty_container(pos, inv, mem)
-	end
-	M(pos):set_string("formspec", techage.fuel.formspec(mem))
-end
-
-function techage.fuel.move_item(pos, stack, formspec)
-	local mem = tubelib2.get_mem(pos)
-	local inv = M(pos):get_inventory()
-	if liquid.is_container_empty(stack:get_name()) then
-		fill_container(pos, inv, mem)
-	else
-		empty_container(pos, inv, mem)
-	end
-	M(pos):set_string("formspec", formspec(pos, mem))
-end
-
-function techage.fuel.allow_metadata_inventory_put(pos, listname, index, stack, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return 0
-	end
-	return 1
-end
-
-function techage.fuel.allow_metadata_inventory_take(pos, listname, index, stack, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return 0
-	end
-	return stack:get_count()
-end
-
-function techage.fuel.on_metadata_inventory_put(pos, listname, index, stack, player)
-	minetest.after(0.5, move_item, pos, stack)
-end
-
-function techage.fuel.can_dig(pos, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return false
-	end
-	local mem = tubelib2.get_mem(pos)
-	mem.liquid = mem.liquid or {}
-	mem.liquid.amount = mem.liquid.amount or 0
-	local inv = M(pos):get_inventory()
-	return inv:is_empty("fuel") and mem.liquid.amount == 0
-end
-
-function techage.fuel.on_rightclick(pos)
-	local mem = tubelib2.get_mem(pos)
-	mem.countdown = 10
-	M(pos):set_string("formspec", techage.fuel.formspec(mem))
-end
-
-function techage.fuel.on_receive_fields(pos, formname, fields, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return
-	end
-	local mem = tubelib2.get_mem(pos)
-	mem.countdown = 10
-	M(pos):set_string("formspec", techage.fuel.formspec(mem))
-end
-
-function techage.fuel.formspec_update(pos, mem)
-	if mem.countdown and mem.countdown > 0 then
-		mem.countdown = mem.countdown - 1
-		M(pos):set_string("formspec", techage.fuel.formspec(mem))
-	end
-end
-
--- name is the fuel item name
--- category is 4 (all burner) to 1 (gasoline)
-function techage.fuel.burntime(name, category)
-	if ValidOilFuels[name] and ValidOilFuels[name] <= category then
-		return Burntime[name] or 0.01 -- not zero !
-	end
-	return 0.01 -- not zero !
-end
-	

basis/lib.lua

@@ -48,7 +48,7 @@ function techage.rotate_wallmounted(param2)
 	return offs + rot
 end
 
-function techage.range(val, min, max)
+function techage.in_range(val, min, max)
 	val = tonumber(val)
 	if val < min then return min end
 	if val > max then return max end
@@ -100,8 +100,6 @@ function techage.get_node_lvm(pos)
 	return node
 end
 
-
-
 --
 -- Functions used to hide electric cable and biogas pipes
 --
@@ -167,7 +165,7 @@ local function determine_ocean_ids()
 	for name, _ in pairs(minetest.registered_biomes) do
 		if string.find(name, "ocean") then
 			local id = minetest.get_biome_id(name)
-			print(id, name)
+			--print(id, name)
 			techage.OceanIdTbl[id] = true
 		end
 	end
@@ -191,3 +189,47 @@ function techage.item_image(x, y, itemname)
 		"tooltip["..x..","..y..";1,1;"..tooltip(itemname)..";#0C3D32;#FFFFFF]"
 end
 
+function techage.mydump(o, indent, nested, level)
+	local t = type(o)
+	if not level and t == "userdata" then
+		-- when userdata (e.g. player) is passed directly, print its metatable:
+		return "userdata metatable: " .. techage.mydump(getmetatable(o))
+	end
+	if t ~= "table" then
+		return basic_dump(o)
+	end
+	-- Contains table -> true/nil of currently nested tables
+	nested = nested or {}
+	if nested[o] then
+		return "<circular reference>"
+	end
+	nested[o] = true
+	indent = " "
+	level = level or 1
+	local t = {}
+	local dumped_indexes = {}
+	for i, v in ipairs(o) do
+		t[#t + 1] = techage.mydump(v, indent, nested, level + 1)
+		dumped_indexes[i] = true
+	end
+	for k, v in pairs(o) do
+		if not dumped_indexes[k] then
+			if type(k) ~= "string" or not is_valid_identifier(k) then
+				k = "["..techage.mydump(k, indent, nested, level + 1).."]"
+			end
+			v = techage.mydump(v, indent, nested, level + 1)
+			t[#t + 1] = k.." = "..v
+		end
+	end
+	nested[o] = nil
+	if indent ~= "" then
+		local indent_str = string.rep(indent, level)
+		local end_indent_str = string.rep(indent, level - 1)
+		return string.format("{%s%s%s}",
+				indent_str,
+				table.concat(t, ","..indent_str),
+				end_indent_str)
+	end
+	return "{"..table.concat(t, ", ").."}"
+end
+

basis/mark2.lua

@@ -65,3 +65,43 @@ minetest.register_entity(":techage:position_cube", {
 	end,
 })
 
+function techage.mark_side(name, pos, dir, nametag, color, time)
+	local v = vector.multiply(tubelib2.Dir6dToVector[dir or 0], 0.7)
+	local pos2 = vector.add(pos, v)
+
+	local marker = minetest.add_entity(pos2, "techage:position_side")
+	if marker ~= nil then
+		marker:set_nametag_attributes({color = color, text = nametag})
+		marker:get_luaentity().player_name = name
+		if dir == 2 or dir == 4 then
+			marker:setyaw(math.pi / 2)
+		end
+
+		if not marker_region[name] then
+			marker_region[name] = {}
+		end
+		marker_region[name][#marker_region[name] + 1] = marker
+	end
+	minetest.after(time or 30, techage.unmark_position, name)
+end
+
+minetest.register_entity(":techage:position_side", {
+	initial_properties = {
+		visual = "upright_sprite",
+		textures = {"techage_side_mark.png"},
+		physical = false,
+		visual_size = {x = 1.1, y = 1.1, z = 1.1},
+		collisionbox = {-0.55,-0.55,-0.55, 0.55,0.55,0.55},
+		glow = 8,
+	},
+	on_step = function(self, dtime)
+		if marker_region[self.player_name] == nil then
+			self.object:remove()
+			return
+		end
+	end,
+	on_punch = function(self, hitter)
+		techage.unmark_position(self.player_name)
+	end,
+})
+

basis/networks.lua

@@ -53,15 +53,32 @@ local function output(network, valid)
 	--print("Network ("..valid.."): "..table.concat(tbl, ", "))
 end
 
+local function hidden_node(pos, net_name)
+	local name = M(pos):get_string("techage_hidden_nodename")
+	local ndef = minetest.registered_nodes[name]
+	if ndef and ndef.networks then
+		return ndef.networks[net_name] or {} 
+	end
+	return {}
+end
+
 -- return the node definition local networks table
 local function net_def(pos, net_name) 
 	local ndef = minetest.registered_nodes[techage.get_node_lvm(pos).name]
-	return ndef and ndef.networks and ndef.networks[net_name] or {} 
+	if ndef and ndef.networks then
+		return ndef.networks[net_name] or {} 
+	else  -- hidden junction
+		return hidden_node(pos, net_name)
+	end
 end
 
-local function net_def2(node_name, net_name) 
+local function net_def2(pos, node_name, net_name) 
 	local ndef = minetest.registered_nodes[node_name]
-	return ndef and ndef.networks and ndef.networks[net_name] or {} 
+	if ndef and ndef.networks then
+		return ndef.networks[net_name] or {} 
+	else  -- hidden junction
+		return hidden_node(pos, net_name)
+	end
 end
 
 local function connected(tlib2, pos, dir)
@@ -71,6 +88,10 @@ local function connected(tlib2, pos, dir)
 		if not num then return end
 		return Flip[dir] == d1 or Flip[dir] == d2
 	end
+	-- secondary nodes allowed?
+	if not tlib2.force_to_use_tubes then
+		return tlib2:is_secondary_node(pos, dir)
+	end
 	return false
 end
 
@@ -114,25 +135,28 @@ local function get_node_connections(pos, net_name)
     return tbl
 end
 
--- determine all node sides with tube connections
+-- store all node sides with tube connections as nodemeta
 local function node_connections(pos, tlib2)
 	local node = techage.get_node_lvm(pos)
 	local val = 0
-	local sides = net_def2(node.name, tlib2.tube_type).sides
+	local ndef = net_def2(pos, node.name, tlib2.tube_type)
-	
+	local sides = ndef.sides or ndef.get_sides and ndef.get_sides(pos, node)
+	print("node_connections", node.name, dump(sides))
 	if sides then
 		for dir = 1,6 do
 			val = val * 2
 			local side = DirToSide[outdir_to_dir(dir, node.param2)]
 			if sides[side] then
+				print(side, sides[side], P2S(pos), dir, connected(tlib2, pos, dir))
 				if connected(tlib2, pos, dir) then
+					techage.mark_side("singleplayer", pos, dir, "node_connections", "", 1)--------------------
 					val = val + 1
 				end
 			end
 		end
 		M(pos):set_int(tlib2.tube_type.."_conn", val)
 	else
-		error(pos, "sides missing")
+		--error(pos, "sides missing")
 	end
 end
 
@@ -147,14 +171,30 @@ local function pos_already_reached(pos)
 end
 
 -- check if the given pipe dir into the node is valid
-local function valid_indir(indir, node, net_name)
+local function valid_indir(pos, indir, node, net_name)
-	local ndef = net_def2(node.name, net_name)
+	local ndef = net_def2(pos, node.name, net_name)
-	if not ndef or not ndef.sides then return false end
+	local sides = ndef.sides or ndef.get_sides and ndef.get_sides(pos, node)
 	local side = DirToSide[indir_to_dir(indir, node.param2)]
-	if not ndef.sides[side] then return false end
+	if not sides or sides and not sides[side] then return false end
 	return true
 end
 
+local function is_junction(pos, name, tube_type)
+	local ndef = net_def2(pos, name, tube_type)
+	-- ntype can be a string or an array of strings or nil
+	if ndef.ntype == "junc" then
+		return true
+	end
+	if type(ndef.ntype) == "table" then
+		for _,ntype in ipairs(ndef.ntype) do
+			if ntype == "junc" then 
+				return true 
+			end
+		end
+	end
+	return false
+end
+
 -- do the walk through the tubelib2 network
 -- indir is the direction which should not be covered by the walk
 -- (coming from there)
@@ -162,18 +202,20 @@ end
 local function connection_walk(pos, outdirs, indir, node, tlib2, clbk)
 	if clbk then clbk(pos, indir, node) end
 	--techage.mark_position("singleplayer", pos, "walk", "", 1)
-	if outdirs or net_def2(node.name, tlib2.tube_type).ntype == "junc" then
+	--print("connection_walk", node.name, outdirs or is_junction(pos, node.name, tlib2.tube_type))
+	if outdirs or is_junction(pos, node.name, tlib2.tube_type) then
 		for _,outdir in pairs(outdirs or get_node_connections(pos, tlib2.tube_type)) do
+			techage.mark_side("singleplayer", pos, outdir, "connection_walk", "", 3)--------------------
+			--print("get_node_connections", node.name, outdir)
 			local pos2, indir2 = tlib2:get_connected_node_pos(pos, outdir)
 			local node = techage.get_node_lvm(pos2)
-			if pos2 and not pos_already_reached(pos2) and valid_indir(indir2, node, tlib2.tube_type) then
+			if pos2 and not pos_already_reached(pos2) and valid_indir(pos2, indir2, node, tlib2.tube_type) then
 				connection_walk(pos2, nil, indir2, node, tlib2, clbk)
 			end
 		end
 	end
 end
 
-
 local function collect_network_nodes(pos, outdir, tlib2)
 	Route = {}
 	NumNodes = 0
@@ -183,17 +225,24 @@ local function collect_network_nodes(pos, outdir, tlib2)
 	local net_name = tlib2.tube_type
 	-- outdir corresponds to the indir coming from
 	connection_walk(pos, outdir and {outdir}, nil, node, tlib2, function(pos, indir, node)
-		local ntype = net_def2(node.name, net_name).ntype
+		local ndef = net_def2(pos, node.name, net_name)
-		if ntype then
+		-- ntype can be a string or an array of strings or nil
+		local ntypes = ndef.ntype or {}
+		if type(ntypes) == "string" then
+			ntypes = {ntypes}
+		end
+		for _,ntype in ipairs(ntypes) do
 			if not netw[ntype] then netw[ntype] = {} end
-			netw[ntype][#netw[ntype] + 1] = {pos = pos, indir = indir}
+			netw[ntype][#netw[ntype] + 1] = {pos = pos, indir = indir, nominal = ndef.nominal or 0}
 		end
 	end)
 	netw.best_before = minetest.get_gametime() + BEST_BEFORE
+	netw.num_nodes = NumNodes
 	return netw
 end
 
 -- keep data base small and valid
+-- needed for networks without scheduler
 local function remove_outdated_networks()
 	local to_be_deleted = {}
 	local t = minetest.get_gametime()
@@ -230,10 +279,6 @@ techage.networks.AllSides = Sides -- table for all 6 node sides
 -- techage.networks.side_to_outdir(pos, side)
 techage.networks.side_to_outdir = side_to_outdir
 
--- check if the given pipe dir into the node is valid
--- valid_indir(pos, indir, param2, net_name)
---techage.networks.valid_indir = valid_indir
-
 -- techage.networks.node_connections(pos, tlib2)
 techage.networks.node_connections = node_connections
 
@@ -245,44 +290,66 @@ function techage.networks.connection_walk(pos, outdir, tlib2, clbk)
 	NumNodes = 0
 	pos_already_reached(pos) -- don't consider the start pos
 	local node = techage.get_node_lvm(pos)
-	connection_walk(pos, {outdir}, Flip[outdir], node, tlib2, clbk)
+	connection_walk(pos, outdir and {outdir}, Flip[outdir], node, tlib2, clbk)
 	return NumNodes
 end
 
-function techage.networks.get_network(netID, tlib2)
+function techage.networks.get_network(tube_type, netID)
-	if Networks[tlib2.tube_type] and Networks[tlib2.tube_type][netID] then
+	if Networks[tube_type] and Networks[tube_type][netID] then
-		Networks[tlib2.tube_type][netID].best_before = minetest.get_gametime() + BEST_BEFORE
+		Networks[tube_type][netID].best_before = minetest.get_gametime() + BEST_BEFORE
-		return Networks[tlib2.tube_type][netID]
+		return Networks[tube_type][netID]
 	end
 end
 
-function techage.networks.set_network(netID, tlib2, network)
+function techage.networks.set_network(tube_type, netID, network)
 	if netID then
-		if not Networks[tlib2.tube_type] then
+		if not Networks[tube_type] then
-			Networks[tlib2.tube_type] = {}
+			Networks[tube_type] = {}
 		end
-		Networks[tlib2.tube_type][netID] = network
+		Networks[tube_type][netID] = network
-		Networks[tlib2.tube_type][netID].best_before = minetest.get_gametime() + BEST_BEFORE
+		Networks[tube_type][netID].best_before = minetest.get_gametime() + BEST_BEFORE
-	end
-end
-
-function techage.networks.trigger_network(netID, tlib2)
-	if not Networks[tlib2.tube_type] then
-		Networks[tlib2.tube_type] = {}
-	end
-	Networks[tlib2.tube_type][netID].best_before = minetest.get_gametime() + BEST_BEFORE
-end
-
-function techage.networks.delete_network(netID, tlib2)
-	if Networks[tlib2.tube_type] and Networks[tlib2.tube_type][netID] then
-		Networks[tlib2.tube_type][netID] = nil
-	end
-end
-
-function techage.networks.connections(pos, tlib2)
-	for _,dir in ipairs(get_node_connections(pos, tlib2.tube_type)) do
-		print(({"North", "East", "South", "West", "Down", "Up"})[dir])
 	end
 end
 
 
+--
+-- Power API
+--
+function techage.networks.has_network(tube_type, netID)
+	local netw = Networks[tube_type] and Networks[tube_type][netID]
+	if netw then
+		netw.alive = 1
+		netw.best_before = minetest.get_gametime() + BEST_BEFORE
+		return netw
+	end
+end
+
+function techage.networks.build_network(pos, outdir, tlib2, netID)
+	local netw = collect_network_nodes(pos, outdir, tlib2)
+	Networks[tlib2.tube_type] = Networks[tlib2.tube_type] or {}
+	Networks[tlib2.tube_type][netID] = netw
+	netw.alive = 1
+	techage.schedule.start(tlib2.tube_type, netID)
+end
+	
+function techage.networks.delete_network(tube_type, netID)
+	if Networks[tube_type] then
+		Networks[tube_type][netID] = nil
+	end
+end
+	
+function techage.networks.delete_network(tube_type, netID)
+	if Networks[tube_type] and Networks[tube_type][netID] then
+		Networks[tube_type][netID] = nil
+	end
+end
+
+--function techage.networks.connections(pos, tlib2)
+--	for _,dir in ipairs(get_node_connections(pos, tlib2.tube_type)) do
+--		print(({"North", "East", "South", "West", "Down", "Up"})[dir])
+--	end
+--end
+
+-- Get node tubelib2 connections as table of outdirs
+-- techage.networks.get_node_connections(pos, net_name)
+techage.networks.get_node_connections = get_node_connections

basis/node_states.lua

@@ -51,10 +51,10 @@ Node states:
 	| FAULT      none           no            no
 	| STOPPED    none           no            no
 
-Node mem data:
+Node nvm data:
 	"techage_state"      - node state, like "RUNNING"
 	"techage_item_meter" - node item/runtime counter
-	"techage_countdown"  - countdown to stadby mode
+	"techage_countdown"  - countdown to standby mode
 ]]--
 
 -- for lazy programmers
@@ -95,7 +95,7 @@ function techage.state_button(state)
 	return "techage_inv_button_off.png"
 end
 
-function techage.get_power_image(pos, mem)
+function techage.get_power_image(pos, nvm)
 	local node = techage.get_node_lvm(pos)
 	local s = "3" -- electrical power
 	if string.find(node.name, "techage:ta2") then
@@ -124,12 +124,12 @@ local STOPPED = techage.STOPPED
 techage.NodeStates = {}
 local NodeStates = techage.NodeStates
 
-local function can_start(pos, mem)
+local function can_start(pos, nvm)
 	--if false, node goes in FAULT
 	return true
 end
 
-local function has_power(pos, mem)
+local function has_power(pos, nvm)
 	--if false, node goes in NOPOWER
 	return true
 end
@@ -144,14 +144,14 @@ local function swap_node(pos, name)
 end
 
 -- true if node_timer should be executed
-function techage.is_operational(mem)
+function techage.is_operational(nvm)
-	local state = mem.techage_state or STOPPED
+	local state = nvm.techage_state or STOPPED
 	return state < NOPOWER
 end
 
 -- consumes power
-function techage.needs_power(mem)
+function techage.needs_power(nvm)
-	local state = mem.techage_state or STOPPED
+	local state = nvm.techage_state or STOPPED
 	return state < BLOCKED
 end
 
@@ -159,8 +159,8 @@ function techage.needs_power2(state)
 	return state < BLOCKED
 end
 
-function techage.get_state_string(mem)
+function techage.get_state_string(nvm)
-	return techage.StateStrings[mem.techage_state or STOPPED]
+	return techage.StateStrings[nvm.techage_state or STOPPED]
 end
 
 function NodeStates:new(attr)
@@ -184,15 +184,15 @@ function NodeStates:new(attr)
 	return o
 end
 
-function NodeStates:node_init(pos, mem, number)
+function NodeStates:node_init(pos, nvm, number)
-	mem.techage_state = STOPPED
+	nvm.techage_state = STOPPED
 	M(pos):set_string("node_number", number)
 	if self.infotext_name then
 		M(pos):set_string("infotext", self.infotext_name.." "..number..": stopped")
 	end
-	mem.techage_item_meter = 0
+	nvm.techage_item_meter = 0
 	if self.formspec_func then
-		M(pos):set_string("formspec", self.formspec_func(self, pos, mem))
+		M(pos):set_string("formspec", self.formspec_func(self, pos, nvm))
 	end
 end
 
@@ -207,11 +207,11 @@ local function start_timer_delayed(pos, cycle_time)
 	end
 end
 
-function NodeStates:stop(pos, mem)
+function NodeStates:stop(pos, nvm)
-	local state = mem.techage_state or STOPPED
+	local state = nvm.techage_state or STOPPED
-	mem.techage_state = STOPPED
+	nvm.techage_state = STOPPED
 	if self.stop_node then
-		self.stop_node(pos, mem, state)
+		self.stop_node(pos, nvm, state)
 	end
 	if self.node_name_passive then
 		swap_node(pos, self.node_name_passive)
@@ -221,8 +221,8 @@ function NodeStates:stop(pos, mem)
 		M(pos):set_string("infotext", self.infotext_name.." "..number..": stopped")
 	end
 	if self.formspec_func then
-		mem.ta_state_tooltip = "stopped"
+		nvm.ta_state_tooltip = "stopped"
-		M(pos):set_string("formspec", self.formspec_func(self, pos, mem))
+		M(pos):set_string("formspec", self.formspec_func(self, pos, nvm))
 	end
 	if self.on_state_change then
 		self.on_state_change(pos, state, STOPPED)
@@ -233,23 +233,23 @@ function NodeStates:stop(pos, mem)
 	return true
 end
 
-function NodeStates:start(pos, mem)
+function NodeStates:start(pos, nvm)
-	local state = mem.techage_state or STOPPED
+	local state = nvm.techage_state or STOPPED
 	if state ~= RUNNING and state ~= FAULT then
-		local res = self.can_start(pos, mem, state)
+		local res = self.can_start(pos, nvm, state)
 		if res ~= true then
-			self:fault(pos, mem, res)
+			self:fault(pos, nvm, res)
 			return false
 		end
-		if not self.has_power(pos, mem, state) then
+		if not self.has_power(pos, nvm, state) then
-			self:nopower(pos, mem)
+			self:nopower(pos, nvm)
 			return false
 		end
-		mem.techage_state = RUNNING
+		nvm.techage_state = RUNNING
 		if self.start_node then
-			self.start_node(pos, mem, state)
+			self.start_node(pos, nvm, state)
 		end
-		mem.techage_countdown = 1
+		nvm.techage_countdown = 1
 		if self.node_name_active then
 			swap_node(pos, self.node_name_active)
 		end
@@ -258,8 +258,8 @@ function NodeStates:start(pos, mem)
 			M(pos):set_string("infotext", self.infotext_name.." "..number..": running")
 		end
 		if self.formspec_func then
-			mem.ta_state_tooltip = "running"
+			nvm.ta_state_tooltip = "running"
-			M(pos):set_string("formspec", self.formspec_func(self, pos, mem))
+			M(pos):set_string("formspec", self.formspec_func(self, pos, nvm))
 		end
 		if minetest.get_node_timer(pos):is_started() then
 			minetest.get_node_timer(pos):stop()
@@ -273,10 +273,10 @@ function NodeStates:start(pos, mem)
 	return false
 end
 
-function NodeStates:standby(pos, mem)
+function NodeStates:standby(pos, nvm)
-	local state = mem.techage_state or STOPPED
+	local state = nvm.techage_state or STOPPED
 	if state == RUNNING then
-		mem.techage_state = STANDBY
+		nvm.techage_state = STANDBY
 		if self.node_name_passive then
 			swap_node(pos, self.node_name_passive)
 		end
@@ -285,8 +285,8 @@ function NodeStates:standby(pos, mem)
 			M(pos):set_string("infotext", self.infotext_name.." "..number..": standby")
 		end
 		if self.formspec_func then
-			mem.ta_state_tooltip = "standby"
+			nvm.ta_state_tooltip = "standby"
-			M(pos):set_string("formspec", self.formspec_func(self, pos, mem))
+			M(pos):set_string("formspec", self.formspec_func(self, pos, nvm))
 		end
 		if self.on_state_change then
 			self.on_state_change(pos, state, STANDBY)
@@ -298,10 +298,10 @@ function NodeStates:standby(pos, mem)
 end	
 
 -- special case of standby for pushing nodes
-function NodeStates:blocked(pos, mem)
+function NodeStates:blocked(pos, nvm)
-	local state = mem.techage_state or STOPPED
+	local state = nvm.techage_state or STOPPED
 	if state == RUNNING then
-		mem.techage_state = BLOCKED
+		nvm.techage_state = BLOCKED
 		if self.node_name_passive then
 			swap_node(pos, self.node_name_passive)
 		end
@@ -310,8 +310,8 @@ function NodeStates:blocked(pos, mem)
 			M(pos):set_string("infotext", self.infotext_name.." "..number..": blocked")
 		end
 		if self.formspec_func then
-			mem.ta_state_tooltip = "blocked"
+			nvm.ta_state_tooltip = "blocked"
-			M(pos):set_string("formspec", self.formspec_func(self, pos, mem))
+			M(pos):set_string("formspec", self.formspec_func(self, pos, nvm))
 		end
 		if self.on_state_change then
 			self.on_state_change(pos, state, BLOCKED)
@@ -322,10 +322,10 @@ function NodeStates:blocked(pos, mem)
 	return false
 end	
 
-function NodeStates:nopower(pos, mem, err_string)
+function NodeStates:nopower(pos, nvm, err_string)
-	local state = mem.techage_state or RUNNING
+	local state = nvm.techage_state or RUNNING
 	if state ~= NOPOWER then
-		mem.techage_state = NOPOWER
+		nvm.techage_state = NOPOWER
 		if self.node_name_passive then
 			swap_node(pos, self.node_name_passive)
 		end
@@ -334,8 +334,8 @@ function NodeStates:nopower(pos, mem, err_string)
 			M(pos):set_string("infotext", self.infotext_name.." "..number..": no power")
 		end
 		if self.formspec_func then
-			mem.ta_state_tooltip = err_string or "no power"
+			nvm.ta_state_tooltip = err_string or "no power"
-			M(pos):set_string("formspec", self.formspec_func(self, pos, mem))
+			M(pos):set_string("formspec", self.formspec_func(self, pos, nvm))
 		end
 		if self.on_state_change then
 			self.on_state_change(pos, state, NOPOWER)
@@ -346,11 +346,11 @@ function NodeStates:nopower(pos, mem, err_string)
 	return false
 end	
 
-function NodeStates:fault(pos, mem, err_string)
+function NodeStates:fault(pos, nvm, err_string)
-	local state = mem.techage_state or STOPPED
+	local state = nvm.techage_state or STOPPED
 	err_string = err_string or "fault"
 	if state == RUNNING or state == STOPPED then
-		mem.techage_state = FAULT
+		nvm.techage_state = FAULT
 		if self.node_name_passive then
 			swap_node(pos, self.node_name_passive)
 		end
@@ -359,8 +359,8 @@ function NodeStates:fault(pos, mem, err_string)
 			M(pos):set_string("infotext", self.infotext_name.." "..number..": "..err_string)
 		end
 		if self.formspec_func then
-			mem.ta_state_tooltip = err_string or "fault"
+			nvm.ta_state_tooltip = err_string or "fault"
-			M(pos):set_string("formspec", self.formspec_func(self, pos, mem))
+			M(pos):set_string("formspec", self.formspec_func(self, pos, nvm))
 		end
 		if self.on_state_change then
 			self.on_state_change(pos, state, FAULT)
@@ -371,90 +371,90 @@ function NodeStates:fault(pos, mem, err_string)
 	return false
 end	
 
-function NodeStates:get_state(mem)
+function NodeStates:get_state(nvm)
-	return mem.techage_state or techage.STOPPED
+	return nvm.techage_state or techage.STOPPED
 end
 
 -- keep the timer running?
-function NodeStates:is_active(mem)
+function NodeStates:is_active(nvm)
-	local state = mem.techage_state or STOPPED
+	local state = nvm.techage_state or STOPPED
 	return state < FAULT
 end
 
 function NodeStates:start_if_standby(pos)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	if mem.techage_state == STANDBY then
+	if nvm.techage_state == STANDBY then
-		self:start(pos, mem)
+		self:start(pos, nvm)
 	end
 end
 
 -- To be called if node is idle.
 -- If countdown reaches zero, the node is set to STANDBY.
-function NodeStates:idle(pos, mem)
+function NodeStates:idle(pos, nvm)
-	local countdown = (mem.techage_countdown or 0) - 1
+	local countdown = (nvm.techage_countdown or 0) - 1
-	mem.techage_countdown = countdown
+	nvm.techage_countdown = countdown
 	if countdown <= 0 then
-		self:standby(pos, mem)
+		self:standby(pos, nvm)
 	end
 end
 
 -- To be called after successful node action to raise the timer
 -- and keep the node in state RUNNING
-function NodeStates:keep_running(pos, mem, val, num_items)
+function NodeStates:keep_running(pos, nvm, val, num_items)
 	-- set to RUNNING if not already done
-	if mem.techage_state ~= RUNNING then
+	if nvm.techage_state ~= RUNNING then
-		self:start(pos, mem)
+		self:start(pos, nvm)
 	end
-	mem.techage_countdown = val or 4
+	nvm.techage_countdown = val or 4
-	mem.techage_item_meter = (mem.techage_item_meter or 0) + (num_items or 1)
+	nvm.techage_item_meter = (nvm.techage_item_meter or 0) + (num_items or 1)
 end
 
 -- Start/stop node based on button events.
 -- if function returns false, no button was pressed
-function NodeStates:state_button_event(pos, mem, fields)
+function NodeStates:state_button_event(pos, nvm, fields)
 	if fields.state_button ~= nil then
-		local state = mem.techage_state or STOPPED
+		local state = nvm.techage_state or STOPPED
 		if state == STOPPED or state == STANDBY or state == BLOCKED then
-			if not self:start(pos, mem) and (state == STANDBY or state == BLOCKED) then
+			if not self:start(pos, nvm) and (state == STANDBY or state == BLOCKED) then
-				self:stop(pos, mem)
+				self:stop(pos, nvm)
 			end	
 		elseif state == RUNNING or state == FAULT or state == NOPOWER then
-			self:stop(pos, mem)
+			self:stop(pos, nvm)
 		end
 		return true
 	end
 	return false
 end
 
-function NodeStates:get_state_button_image(mem)
+function NodeStates:get_state_button_image(nvm)
-	local state = mem.techage_state or STOPPED
+	local state = nvm.techage_state or STOPPED
 	return techage.state_button(state)
 end
 
-function NodeStates:get_state_tooltip(mem)
+function NodeStates:get_state_tooltip(nvm)
-	local tp = mem.ta_state_tooltip or ""
+	local tp = nvm.ta_state_tooltip or ""
 	return tp..";#0C3D32;#FFFFFF"
 end
 
 -- command interface
 function NodeStates:on_receive_message(pos, topic, payload)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	if topic == "on" then
-		self:start(pos, tubelib2.get_mem(pos))
+		self:start(pos, techage.get_nvm(pos))
 		return true
 	elseif topic == "off" then
-		self:stop(pos, tubelib2.get_mem(pos))
+		self:stop(pos, techage.get_nvm(pos))
 		return true
 	elseif topic == "state" then
 		local node = techage.get_node_lvm(pos)
 		if node.name == "ignore" then  -- unloaded node?
 			return "unloaded"
 		end
-		return techage.get_state_string(tubelib2.get_mem(pos))
+		return techage.get_state_string(techage.get_nvm(pos))
 	elseif topic == "counter" then
-		return mem.techage_item_meter or 1
+		return nvm.techage_item_meter or 1
 	elseif topic == "clear_counter" then
-		mem.techage_item_meter = 0
+		nvm.techage_item_meter = 0
 		return true
 	elseif topic == "fuel" then
 		local inv = M(pos):get_inventory()
@@ -470,7 +470,7 @@ end
 	
 -- repair corrupt node data
 function NodeStates:on_node_load(pos, not_start_timer)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
 	
 	-- Meta data corrupt?
 	local number = M(pos):get_string("node_number")
@@ -478,7 +478,7 @@ function NodeStates:on_node_load(pos, not_start_timer)
 		minetest.log("warning", "[TA] Node at "..S(pos).." has no node_number")
 		local name = techage.get_node_lvm(pos).name
 		local number = techage.add_node(pos, name)
-		self:node_init(pos, mem, number)
+		self:node_init(pos, nvm, number)
 		return
 	end
 	
@@ -499,12 +499,12 @@ function NodeStates:on_node_load(pos, not_start_timer)
 	end
 	
 	-- state corrupt?
-	local state = mem.techage_state or 0
+	local state = nvm.techage_state or 0
 	if state == 0 then
 		if minetest.get_node_timer(pos):is_started() then
-			mem.techage_state = RUNNING
+			nvm.techage_state = RUNNING
 		else
-			mem.techage_state = STOPPED
+			nvm.techage_state = STOPPED
 		end
 	elseif state == RUNNING and not not_start_timer then
 		minetest.get_node_timer(pos):start(self.cycle_time)
@@ -515,7 +515,12 @@ function NodeStates:on_node_load(pos, not_start_timer)
 	end
 	
 	if self.formspec_func then
-		M(pos):set_string("formspec", self.formspec_func(self, pos, mem))
+		M(pos):set_string("formspec", self.formspec_func(self, pos, nvm))
+	end
+	
+	-- power available?
+	if nvm.techage_state == RUNNING and not self.has_power(pos, nvm, state) then
+		self:nopower(pos, nvm)
 	end
 end
 

basis/recipe_lib.lua

@@ -18,7 +18,7 @@ local M = minetest.get_meta
 local Recipes = {}     -- {rtype = {ouput = {....},...}}
 local RecipeList = {}  -- {rtype = {<output name>,...}}
 
-local range = techage.range
+local range = techage.in_range
 
 techage.recipes = {}
 

coal_power_station/akkubox.lua

@@ -1,186 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	TA3 Akku Box
-
-]]--
-
--- for lazy programmers
-local M = minetest.get_meta
-local S = techage.S
-
-local CYCLE_TIME = 2
-local PWR_PERF = 10
-local PWR_CAPA = 2000
-
-local Power = techage.ElectricCable
-local power = techage.power
-
-local function in_range(val, min, max)
-	if val < min then return min end
-	if val > max then return max end
-	return val
-end
-
-local function formspec(self, pos, mem)
-	return "size[5,3]"..
-		default.gui_bg..
-		default.gui_bg_img..
-		default.gui_slots..
-		"image[0,0.5;1,2;"..techage.power.formspec_power_bar(PWR_CAPA, mem.capa).."]"..
-		"label[0.2,2.5;Load]"..
-		"button[1.1,1;1.8,1;update;"..S("Update").."]"..
-		"image_button[3,1;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
-		"image[4,0.5;1,2;"..techage.power.formspec_load_bar(-(mem.delivered or 0), PWR_PERF).."]"..
-		"label[4.2,2.5;Flow]"
-end
-
-
-local function start_node(pos, mem, state)
-	mem.running = true
-	mem.delivered = 0
-	power.secondary_start(pos, mem, PWR_PERF, PWR_PERF)
-end
-
-local function stop_node(pos, mem, state)
-	mem.running = false
-	mem.delivered = 0
-	power.secondary_stop(pos, mem)
-end
-
-local State = techage.NodeStates:new({
-	node_name_passive = "techage:ta3_akku",
-	cycle_time = CYCLE_TIME,
-	standby_ticks = 0,
-	formspec_func = formspec,
-	start_node = start_node,
-	stop_node = stop_node,
-})
-
-local function node_timer(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
-	if mem.running then
-		mem.delivered = power.secondary_alive(pos, mem, mem.capa, PWR_CAPA)
-		mem.capa = mem.capa - mem.delivered
-		mem.capa = in_range(mem.capa, 0, PWR_CAPA)
-	end
-	return mem.running
-end
-
-local function on_receive_fields(pos, formname, fields, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return
-	end
-	local mem = tubelib2.get_mem(pos)
-	State:state_button_event(pos, mem, fields)
-	
-	if fields.update then
-		local mem = tubelib2.get_mem(pos)
-		M(pos):set_string("formspec", formspec(State, pos, mem))
-	end
-end
-
-local function on_rightclick(pos)
-	local mem = tubelib2.get_mem(pos)
-	M(pos):set_string("formspec", formspec(State, pos, mem))
-end
-
-local function get_capa(itemstack)
-	local meta = itemstack:get_meta()
-	if meta then
-		return in_range(meta:get_int("capa") * (PWR_CAPA/100), 0, 3000)
-	end
-	return 0
-end
-
-local function set_capa(pos, oldnode, digger, capa)
-	local node = ItemStack(oldnode.name)
-	local meta = node:get_meta()
-	capa = techage.power.percent(PWR_CAPA, capa)
-	capa = (math.floor((capa or 0) / 5)) * 5
-	meta:set_int("capa", capa)
-	local text = S("TA3 Akku Box").." ("..capa.." %)"
-	meta:set_string("description", text)
-	local inv = minetest.get_inventory({type="player", name=digger:get_player_name()})
-	local left_over = inv:add_item("main", node)
-	if left_over:get_count() > 0 then
-		minetest.add_item(pos, node)
-	end
-end
-
-minetest.register_node("techage:ta3_akku", {
-	description = S("TA3 Akku Box"),
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_filling_ta3.png^techage_frame_ta3_top.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_hole_electric.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_source.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_source.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_source.png",
-	},
-	on_receive_fields = on_receive_fields,
-	on_rightclick = on_rightclick,
-	on_timer = node_timer,
-	drop = "", -- don't remove, item will be added via 'set_capa'
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	on_rotate = screwdriver.disallow,
-	is_ground_content = false,
-	sounds = default.node_sound_wood_defaults(),
-})
-
-techage.power.register_node({"techage:ta3_akku"}, {
-	conn_sides = {"R"},
-	power_network  = Power,
-	after_place_node = function(pos, placer, itemstack)
-		local meta = M(pos)
-		local mem = tubelib2.init_mem(pos)
-		local own_num = techage.add_node(pos, "techage:ta3_akku")
-		meta:set_string("owner", placer:get_player_name())
-		meta:set_string("infotext", S("TA3 Akku Box").." "..own_num)
-		State:node_init(pos, mem, own_num)
-		mem.capa = get_capa(itemstack)
-		on_rightclick(pos)
-	end,
-	after_dig_node = function(pos, oldnode, oldmetadata, digger)
-		local mem = tubelib2.get_mem(pos)
-		set_capa(pos, oldnode, digger, mem.capa)
-	end,
-})
-
--- for logical communication
-techage.register_node({"techage:ta3_akku"}, {
-	on_recv_message = function(pos, src, topic, payload)
-		local mem = tubelib2.get_mem(pos)
-		if topic == "capa" then
-			return techage.power.percent(PWR_CAPA, mem.capa)
-		else
-			return State:on_receive_message(pos, topic, payload)
-		end
-	end,
-	on_node_load = function(pos)
-		local meta = M(pos)
-		if meta:get_string("node_number") == "" then
-			local own_num = techage.add_node(pos, "techage:ta3_akku")
-			meta:set_string("node_number", own_num)
-			meta:set_string("infotext", S("TA3 Akku Box").." "..own_num)
-		end
-	end,
-})
-
-minetest.register_craft({
-	output = "techage:ta3_akku",
-	recipe = {
-		{"default:tin_ingot", "default:tin_ingot", "default:wood"},
-		{"default:copper_ingot", "default:copper_ingot", "techage:electric_cableS"},
-		{"techage:iron_ingot", "techage:iron_ingot", "default:wood"},
-	},
-})

coal_power_station/boiler_base.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -17,6 +17,15 @@ local M = minetest.get_meta
 local S = techage.S
 
 local Pipe = techage.SteamPipe
+local networks = techage.networks
+
+local function after_place_node(pos)
+	Pipe:after_place_node(pos)
+end
+
+local function after_dig_node(pos, oldnode)
+	Pipe:after_dig_node(pos)
+end
 
 minetest.register_node("techage:coalboiler_base", {
 	description = S("TA3 Boiler Base"),
@@ -28,7 +37,8 @@ minetest.register_node("techage:coalboiler_base", {
 		fixed = {-13/32, -16/32, -13/32, 13/32, 16/32, 13/32},
 	},
 
-	on_construct = tubelib2.init_mem,
+	after_place_node = after_place_node,
+	after_dig_node = after_dig_node,
 	
 	paramtype = "light",
 	paramtype2 = "facedir",
@@ -38,21 +48,12 @@ minetest.register_node("techage:coalboiler_base", {
 	sounds = default.node_sound_stone_defaults(),
 })
 
-techage.power.register_node({"techage:coalboiler_base"}, {
+Pipe:add_secondary_node_names({"techage:coalboiler_base"})
-	conn_sides = {"F"},
-	power_network = Pipe,
-})
 	
 -- for logical communication
 techage.register_node({"techage:coalboiler_base"}, {
 	on_transfer = function(pos, in_dir, topic, payload)
-		if topic == "start" then
 		return true
-		elseif topic == "stop" then
-			return true
-		elseif topic == "running" then
-			return true
-		end
 	end
 })
 

coal_power_station/boiler_top.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -17,206 +17,40 @@ local M = minetest.get_meta
 local S = techage.S
 
 local CYCLE_TIME = 4
-local STANDBY_TICKS = 2
-local COUNTDOWN_TICKS = 20
-local HEAT_STEP = 10
 local WATER_CONSUMPTION = 0.1
-local MAX_WATER = 10
 
 local Pipe = techage.SteamPipe
+local boiler = techage.boiler
 
-local function transfer(pos, topic, payload)
+local function steaming(pos, nvm, temp)
-	return techage.transfer(pos, "F", topic, payload, Pipe, 
+	if temp >= 80 then
-			{"techage:turbine", "techage:turbine_on"})
+		local wc = WATER_CONSUMPTION * (nvm.power_ratio or 1)
-end
+		nvm.water_level = math.max((nvm.water_level or 0) - wc, 0)
-
-local Water = {
-	["bucket:bucket_river_water"] = true,
-	["bucket:bucket_water"] = true,
-	["bucket:bucket_empty"] = true,
-}
-
-local function formspec(self, pos, mem)
-	local temp = mem.temperature or 20
-	local ratio = mem.power_ratio or 0
-	return "size[8,7]"..
-		default.gui_bg..
-		default.gui_bg_img..
-		default.gui_slots..
-		"image_button[0,0.2;1,1;techage_form_inventory.png;storage;;true;false;]"..
-		"list[context;water;1,0.2;1,1;]"..
-		"image_button[0,1.6;1,1;techage_form_input.png;input;;true;false;]"..
-		"list[context;input;1,1.6;1,1;]"..		
-		"image[1,1.6;1,1;bucket_water.png]"..
-		"image[1,1.6;1,1;techage_form_mask.png]"..
-		"image[2,0.5;1,2;techage_form_temp_bg.png^[lowpart:"..
-		temp..":techage_form_temp_fg.png]"..
-		"image[7,0.5;1,2;"..techage.power.formspec_power_bar(1, ratio).."]"..
-		"image_button[6,1;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
-		"button[3,1.5;2,1;update;"..S("Update").."]"..
-		"list[current_player;main;0,3;8,4;]"..
-		"listring[current_name;water]"..
-		"listring[current_player;main]"..
-		default.get_hotbar_bg(0, 3)
-end
-
-local function can_start(pos, mem, state)
-	return mem.temperature and mem.temperature >= 80
-end
-
-local function start_node(pos, mem, state)
-	mem.running = transfer(pos, "start", nil)
-	mem.power_ratio = 0
-end
-
-local function stop_node(pos, mem, state)
-	transfer(pos, "stop", nil)
-	mem.running = false
-	mem.power_ratio = 0
-end
-
-local State = techage.NodeStates:new({
-	node_name_passive = "techage:coalboiler_top",
-	cycle_time = CYCLE_TIME,
-	standby_ticks = STANDBY_TICKS,
-	has_item_meter = false,
-	formspec_func = formspec,
-	can_start = can_start,
-	start_node = start_node,
-	stop_node = stop_node,
-})
-
-local function get_water(pos)
-	local inv = M(pos):get_inventory()
-	local items = inv:get_stack("water", 1)
-	if items:get_count() > 0 then
-		local taken = items:take_item(1)
-		inv:set_stack("water", 1, items)
-		return true
-	end
-	return false
-end
-
-local function water_temperature(pos, mem)
-	mem.temperature = mem.temperature or 20
-	if mem.fire_trigger then
-		mem.temperature = math.min(mem.temperature + HEAT_STEP, 100)
-	else
-		mem.temperature = math.max(mem.temperature - HEAT_STEP, 20)
-	end
-	mem.fire_trigger = false
-	
-	if mem.water_level == 0 then
-		if get_water(pos) then
-			mem.water_level = 100
-		else
-			mem.temperature = 20
-		end
-	end
-	return mem.temperature
-end
-
-local function steaming(pos, mem, temp)
-	local wc = WATER_CONSUMPTION * (mem.power_ratio or 1)
-	mem.water_level = math.max((mem.water_level or 0) - wc, 0)
-	mem.running = transfer(pos, "running", nil)
-	if not mem.running then
-		State:fault(pos, mem)	
-	elseif temp > 20 then
-		if temp < 80 then
-			State:stop(pos, mem)
-			minetest.get_node_timer(pos):start(CYCLE_TIME)
-		else
-			State:keep_running(pos, mem, COUNTDOWN_TICKS)
-		end
 	end
 end
 
 local function node_timer(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	local temp = water_temperature(pos, mem)
+	local temp = boiler.water_temperature(pos, nvm)
-	if State:is_active(mem) then
+	steaming(pos, nvm, temp)
-		steaming(pos, mem, temp)
+	if techage.is_activeformspec(pos) then
+		M(pos):set_string("formspec", boiler.formspec(pos, nvm))
 	end
-	return mem.temperature > 20
+	return temp > 20
 end
 
-local function on_receive_fields(pos, formname, fields, player)
+local function after_place_node(pos)
-	if minetest.is_protected(pos, player:get_player_name()) then
+	local node = minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z})
-		return
+	if node.name == "techage:coalboiler_base" then
-	end
+		local nvm = techage.get_nvm(pos)
-	local mem = tubelib2.get_mem(pos)
+		M(pos):set_string("formspec", boiler.formspec(pos, nvm))
-	mem.temperature = mem.temperature or 20
+		Pipe:after_place_node(pos)
-	State:state_button_event(pos, mem, fields)
-	
-	if fields.update then
-		if mem.temperature > 20 then
-			minetest.get_node_timer(pos):start(CYCLE_TIME)
-		end
-		M(pos):set_string("formspec", formspec(State, pos, mem))
 	end
 end
 
-		
+local function after_dig_node(pos, oldnode)
-local function on_rightclick(pos)
+	Pipe:after_dig_node(pos)
-	local mem = tubelib2.get_mem(pos)
+	techage.del_mem(pos)
-	M(pos):set_string("formspec", formspec(State, pos, mem))
-	if not minetest.get_node_timer(pos):is_started() then
-		minetest.get_node_timer(pos):start(CYCLE_TIME)
-	end
-end
-
-local function can_dig(pos, player)
-	local inv = M(pos):get_inventory()
-	local mem = tubelib2.get_mem(pos)
-	return inv:is_empty("input") and not mem.running
-end
-
-local function move_to_water(pos)
-	local inv = M(pos):get_inventory()
-	local water_stack = inv:get_stack("water", 1)
-	local input_stack = inv:get_stack("input", 1)
-	
-	if input_stack:get_name() == "bucket:bucket_empty" then
-		if input_stack:get_count() == 1 then
-			if water_stack:get_count() > 0 then
-				water_stack:set_count(water_stack:get_count() - 1)
-				input_stack = ItemStack("bucket:bucket_water")
-				inv:set_stack("water", 1, water_stack)
-				inv:set_stack("input", 1, input_stack)
-			end
-		end
-	elseif water_stack:get_count() < MAX_WATER then
-		if water_stack:get_count() == 0 then
-			water_stack = ItemStack("default:water_source")
-		else
-			water_stack:set_count(water_stack:get_count() + 1)
-		end
-		input_stack = ItemStack("bucket:bucket_empty")
-		inv:set_stack("water", 1, water_stack)
-		inv:set_stack("input", 1, input_stack)
-	end
-end
-
-
-local function allow_metadata_inventory_put(pos, listname, index, stack, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return 0
-	end
-	if listname == "input" and Water[stack:get_name()] then
-		return stack:get_count()
-	end
-	return 0
-end
-
-local function allow_metadata_inventory_take(pos, listname, index, stack, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return 0
-	end
-	if listname == "input" then
-		return stack:get_count()
-	end
-	return 0
 end
 
 minetest.register_node("techage:coalboiler_top", {
@@ -229,23 +63,12 @@ minetest.register_node("techage:coalboiler_top", {
 		fixed = {-13/32, -48/32, -13/32, 13/32, 16/32, 13/32},
 	},
 	
-	can_dig = can_dig,
+	can_dig = boiler.can_dig,
 	on_timer = node_timer,
-	allow_metadata_inventory_put = allow_metadata_inventory_put,
+	on_rightclick = boiler.on_rightclick,
-	allow_metadata_inventory_take = allow_metadata_inventory_take,
+	after_place_node = after_place_node,
-	allow_metadata_inventory_move = function(pos) return 0 end,
+	after_dig_node = after_dig_node,
-	on_receive_fields = on_receive_fields,
+	on_punch = boiler.on_punch,
-	on_rightclick = on_rightclick,
-	
-	on_construct = function(pos)
-		local inv = M(pos):get_inventory()
-		inv:set_size('water', 1)
-		inv:set_size('input', 1)
-	end,
-	
-	on_metadata_inventory_put = function(pos)
-		minetest.after(0.5, move_to_water, pos)
-	end,
 	
 	paramtype = "light",
 	paramtype2 = "facedir",
@@ -255,36 +78,28 @@ minetest.register_node("techage:coalboiler_top", {
 	sounds = default.node_sound_metal_defaults(),
 })
 
-techage.power.register_node({"techage:coalboiler_top"}, {
+Pipe:add_secondary_node_names({"techage:coalboiler_top"})
-	conn_sides = {"F"},
+
-	power_network  = Pipe,
-	after_place_node = function(pos, placer)
-		local mem = tubelib2.init_mem(pos)
-		State:node_init(pos, mem, "")
-		local node = minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z})
-		if node.name == "techage:coalboiler_base" then
-			on_rightclick(pos)
-		end
-	end,
-})
 
 techage.register_node({"techage:coalboiler_top"}, {
 	on_transfer = function(pos, in_dir, topic, payload)
 		if topic == "trigger" then
-			local mem = tubelib2.get_mem(pos)
+			local nvm = techage.get_nvm(pos)
-			mem.fire_trigger = true
+			nvm.fire_trigger = true
 			if not minetest.get_node_timer(pos):is_started() then
 				minetest.get_node_timer(pos):start(CYCLE_TIME)
 			end
-			if mem.running then
+			if (nvm.temperature or 20) > 80 then
-				mem.power_ratio = transfer(pos, topic, payload)
+				nvm.power_ratio = techage.transfer(pos, "F", "trigger", nil, Pipe, {
-				return mem.power_ratio
+						"techage:turbine", "techage:turbine_on"}) or 0
-			end
+				return nvm.power_ratio
+			else
+				return 0
 			end
 		end
+	end,
 })
 
-
 minetest.register_craft({
 	output = "techage:coalboiler_top",
 	recipe = {

coal_power_station/cooler.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -23,28 +23,47 @@ local function transfer(pos, in_dir, topic, payload)
 			{"techage:coalboiler_base"})
 end
 
-local function swap_node(pos, name)
+local function after_place_node(pos)
-	local node = techage.get_node_lvm(pos)
+	Pipe:after_place_node(pos)
-	if node.name == name then
+end
-		return
+
-	end
+local function after_dig_node(pos, oldnode)
-	node.name = name
+	Pipe:after_dig_node(pos)
-	minetest.swap_node(pos, node)
+	techage.del_mem(pos)
 end
 
 minetest.register_node("techage:cooler", {
 	description = S("TA3 Cooler"),
 	tiles = {
 		-- up, down, right, left, back, front
-		"techage_filling_ta3.png^techage_appl_cooler.png^techage_frame_ta3.png",
+		{
-		"techage_filling_ta3.png^techage_appl_cooler.png^techage_frame_ta3.png",
+			image = "techage_filling4_ta3.png^techage_appl_cooler4.png^techage_frame4_ta3.png",
+			backface_culling = false,
+			animation = {
+				type = "vertical_frames",
+				aspect_w = 32,
+				aspect_h = 32,
+				length = 0.4,
+			},
+		},
+		{
+			image = "techage_filling4_ta3.png^techage_appl_cooler4.png^techage_frame4_ta3.png",
+			backface_culling = false,
+			animation = {
+				type = "vertical_frames",
+				aspect_w = 32,
+				aspect_h = 32,
+				length = 0.4,
+			},
+		},
 		"techage_filling_ta3.png^techage_frame_ta3.png^techage_steam_hole.png",
 		"techage_filling_ta3.png^techage_frame_ta3.png^techage_steam_hole.png",
 		"techage_filling_ta3.png^techage_frame_ta3.png^techage_cooler.png",
 		"techage_filling_ta3.png^techage_frame_ta3.png^techage_cooler.png",
 	},
 	
-	on_construct = tubelib2.init_mem,
+	after_place_node = after_place_node,
+	after_dig_node = after_dig_node,
 	
 	paramtype2 = "facedir",
 	groups = {cracky=2, crumbly=2, choppy=2},
@@ -53,8 +72,9 @@ minetest.register_node("techage:cooler", {
 	sounds = default.node_sound_wood_defaults(),
 })
 
-
+-- legacy node
 minetest.register_node("techage:cooler_on", {
+	description = S("TA3 Cooler"),
 	tiles = {
 		-- up, down, right, left, back, front
 		{
@@ -83,41 +103,23 @@ minetest.register_node("techage:cooler_on", {
 		"techage_filling_ta3.png^techage_frame_ta3.png^techage_cooler.png",
 	},
 	
+	after_place_node = after_place_node,
+	after_dig_node = after_dig_node,
+	
 	paramtype2 = "facedir",
-	groups = {not_in_creative_inventory=1},
+	drop = "techage:cooler",
-	diggable = false,
+	groups = {cracky=2, crumbly=2, choppy=2, not_in_creative_inventory=1},
 	on_rotate = screwdriver.disallow,
 	is_ground_content = false,
 	sounds = default.node_sound_wood_defaults(),
 })
 
--- for mechanical pipe connections
+Pipe:add_secondary_node_names({"techage:cooler", "techage:cooler_on"})
-techage.power.register_node({"techage:cooler", "techage:cooler_on"}, {
-	conn_sides = {"L", "R"},
-	power_network = Pipe,
-	after_tube_update = function(node, pos, out_dir, peer_pos, peer_in_dir)
-		swap_node(pos, "techage:cooler")
-	end,
-})
 
 -- for logical communication
 techage.register_node({"techage:cooler", "techage:cooler_on"}, {
 	on_transfer = function(pos, in_dir, topic, payload)
-		if topic == "start" then
+		return transfer(pos, in_dir, topic, payload)
-			if transfer(pos, in_dir, topic, nil) then
-				swap_node(pos, "techage:cooler_on")
-				return true
-			end
-		elseif topic == "stop" then
-			swap_node(pos, "techage:cooler")
-			return transfer(pos, in_dir, topic, nil)
-		elseif topic == "running" then
-			if transfer(pos, in_dir, topic, nil) then
-				return true
-			end
-			swap_node(pos, "techage:cooler")
-		end
-		return false
 	end
 })
 

coal_power_station/firebox.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -18,12 +18,9 @@ local M = minetest.get_meta
 local S = techage.S
 
 local firebox = techage.firebox
-local fuel = techage.fuel
-local Pipe = techage.LiquidPipe
-local liquid = techage.liquid
 
 local CYCLE_TIME = 2
-local EFFICIENCY = 0.5
+local BURN_CYCLE_FACTOR = 0.5
 
 local function firehole(pos, on)
 	local param2 = techage.get_node_lvm(pos).param2
@@ -38,38 +35,39 @@ local function firehole(pos, on)
 end	
 
 local function node_timer(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	if mem.running then
+	if nvm.running then
-		-- trigger generator and provide power ratio 0..1
+		local power = techage.transfer(
-		local ratio = techage.transfer(
 			{x=pos.x, y=pos.y+2, z=pos.z}, 
 			nil,  -- outdir
 			"trigger",  -- topic
-			(mem.power_level or 4)/4.0,  -- payload
+			nil,  -- payload
 			nil,  -- network
 			{"techage:coalboiler_top"}  -- nodenames
 		)
-		ratio = math.max((ratio or 0.02), 0.02)
+		nvm.burn_cycles = (nvm.burn_cycles or 0) - math.max((power or 0.02), 0.02)
-		mem.burn_cycles = (mem.burn_cycles or 0) - ratio
+		if nvm.burn_cycles <= 0 then
-		if mem.burn_cycles <= 0 then
 			local taken = firebox.get_fuel(pos) 
 			if taken then
-				mem.burn_cycles = (firebox.Burntime[taken:get_name()] or 1) * EFFICIENCY / CYCLE_TIME
+				nvm.burn_cycles = (firebox.Burntime[taken:get_name()] or 1) / CYCLE_TIME * BURN_CYCLE_FACTOR
-				mem.burn_cycles_total = mem.burn_cycles
+				nvm.burn_cycles_total = nvm.burn_cycles
 			else
-				mem.running = false
+				nvm.running = false
 				firehole(pos, false)
-				M(pos):set_string("formspec", firebox.formspec(mem))
+				M(pos):set_string("formspec", firebox.formspec(nvm))
 				return false
 			end
 		end
+		if techage.is_activeformspec(pos) then
+			M(pos):set_string("formspec", firebox.formspec(nvm))
+		end
 		return true
 	end
 end
 
-local function start_firebox(pos, mem)
+local function start_firebox(pos, nvm)
-	if not mem.running then
+	if not nvm.running then
-		mem.running = true
+		nvm.running = true
 		node_timer(pos, 0)
 		firehole(pos, true)
 		minetest.get_node_timer(pos):start(CYCLE_TIME)
@@ -98,17 +96,15 @@ minetest.register_node("techage:coalfirebox", {
 	can_dig = firebox.can_dig,
 	allow_metadata_inventory_put = firebox.allow_metadata_inventory_put,
 	allow_metadata_inventory_take = firebox.allow_metadata_inventory_take,
-	on_receive_fields = firebox.on_receive_fields,
 	on_rightclick = firebox.on_rightclick,
 	
 	on_construct = function(pos)
-		local mem = tubelib2.init_mem(pos)
 		techage.add_node(pos, "techage:coalfirebox")
-		mem.running = false
+		local nvm = techage.get_nvm(pos)
-		mem.burn_cycles = 0
+		nvm.running = false
-		mem.power_level = 4
+		nvm.burn_cycles = 0
 		local meta = M(pos)
-		meta:set_string("formspec", firebox.formspec(mem))
+		meta:set_string("formspec", firebox.formspec(nvm))
 		local inv = meta:get_inventory()
 		inv:set_size('fuel', 1)
 		firehole(pos, false)
@@ -119,9 +115,9 @@ minetest.register_node("techage:coalfirebox", {
 	end,
 
 	on_metadata_inventory_put = function(pos, listname, index, stack, player)
-		local mem = tubelib2.get_mem(pos)
+		local nvm = techage.get_nvm(pos)
-		start_firebox(pos, mem)
+		start_firebox(pos, nvm)
-		M(pos):set_string("formspec", firebox.formspec(mem))
+		M(pos):set_string("formspec", firebox.formspec(nvm))
 	end,
 })
 
@@ -188,128 +184,6 @@ minetest.register_node("techage:coalfirehole_on", {
 	groups = {not_in_creative_inventory=1},
 })
 
-local function on_timer2(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
-	if mem.running then
-		fuel.formspec_update(pos, mem)
-		-- trigger generator and provide power ratio 0..1
-		local ratio = techage.transfer(
-			{x=pos.x, y=pos.y+2, z=pos.z}, 
-			nil,  -- outdir
-			"trigger",  -- topic
-			(mem.power_level or 4)/4.0,  -- payload
-			nil,  -- network
-			{"techage:coalboiler_top"}  -- nodenames
-		)
-		ratio = math.max((ratio or 0.02), 0.02)
-		mem.burn_cycles = (mem.burn_cycles or 0) - ratio
-		mem.liquid = mem.liquid or {}
-		mem.liquid.amount = mem.liquid.amount or 0
-		if mem.burn_cycles <= 0 then
-			if mem.liquid.amount > 0 then
-				mem.liquid.amount = mem.liquid.amount - 1
-				mem.burn_cycles = fuel.burntime(mem.liquid.name) * EFFICIENCY / CYCLE_TIME
-				mem.burn_cycles_total = mem.burn_cycles
-			else
-				mem.running = false
-				mem.liquid.name = nil 
-				firehole(pos, false)
-				M(pos):set_string("formspec", fuel.formspec(mem))
-				return false
-			end
-		end
-		return true
-	end
-end
-
-local function start_firebox2(pos, mem)
-	if not mem.running and mem.liquid.amount > 0 then
-		mem.running = true
-		on_timer2(pos, 0)
-		firehole(pos, true)
-		minetest.get_node_timer(pos):start(CYCLE_TIME)
-		M(pos):set_string("formspec", fuel.formspec(mem))
-	end
-end
-
-minetest.register_node("techage:oilfirebox", {
-	description = S("TA3 Power Station Oil Burner"),
-	inventory_image = "techage_oil_boiler_inv.png",
-	tiles = {"techage_coal_boiler_mesh_top.png"},
-	drawtype = "mesh",
-	mesh = "techage_cylinder_12.obj",
-	selection_box = {
-		type = "fixed",
-		fixed = {-13/32, -16/32, -13/32, 13/32, 16/32, 13/32},
-	},
-
-	paramtype = "light",
-	paramtype2 = "facedir",
-	on_rotate = screwdriver.disallow,
-	groups = {cracky=2},
-	is_ground_content = false,
-	sounds = default.node_sound_stone_defaults(),
-
-	on_timer = on_timer2,
-	can_dig = fuel.can_dig,
-	allow_metadata_inventory_take = fuel.allow_metadata_inventory_take,
-	allow_metadata_inventory_put = fuel.allow_metadata_inventory_put,
-	on_receive_fields = fuel.on_receive_fields,
-	on_rightclick = fuel.on_rightclick,
-	
-	on_construct = function(pos)
-		local mem = tubelib2.init_mem(pos)
-		techage.add_node(pos, "techage:oilfirebox")
-		mem.running = false
-		mem.burn_cycles = 0
-		mem.liquid = {}
-		mem.liquid.amount =  0
-		local meta = M(pos)
-		meta:set_string("formspec", fuel.formspec(mem))
-		local inv = meta:get_inventory()
-		inv:set_size('fuel', 1)
-		firehole(pos, false)
-	end,
-
-	on_destruct = function(pos)
-		firehole(pos, nil)
-	end,
-
-	on_metadata_inventory_put = function(pos, listname, index, stack, player)
-		local mem = tubelib2.get_mem(pos)
-		mem.liquid = mem.liquid or {}
-		mem.liquid.amount = mem.liquid.amount or 0
-		minetest.after(1, start_firebox2, pos, mem)
-		fuel.on_metadata_inventory_put(pos, listname, index, stack, player)
-	end,
-
-	liquid = {
-		capa = fuel.CAPACITY,
-		fuel_cat = fuel.BT_BITUMEN,
-		peek = liquid.srv_peek,
-		put = function(pos, indir, name, amount)
-			if fuel.valid_fuel(name, fuel.BT_BITUMEN) then
-				local leftover = liquid.srv_put(pos, indir, name, amount)
-				local mem = tubelib2.get_mem(pos)
-				mem.liquid = mem.liquid or {}
-				mem.liquid.amount = mem.liquid.amount or 0
-				start_firebox2(pos, mem)
-				return leftover
-			end
-			return amount
-		end,
-		take = liquid.srv_take,
-	},
-	networks = {
-		pipe = {
-			sides = techage.networks.AllSides, -- Pipe connection sides
-			ntype = "tank",
-		},
-	},
-})
-
-Pipe:add_secondary_node_names({"techage:oilfirebox"})
-
 
 techage.register_node({"techage:coalfirebox"}, {
 	on_pull_item = function(pos, in_dir, num)
@@ -321,8 +195,8 @@ techage.register_node({"techage:coalfirebox"}, {
 		if firebox.Burntime[stack:get_name()] then
 			local meta = minetest.get_meta(pos)
 			local inv = meta:get_inventory()
-			local mem = tubelib2.get_mem(pos)
+			local nvm = techage.get_nvm(pos)
-			start_firebox(pos, mem)
+			start_firebox(pos, nvm)
 			return techage.put_items(inv, "fuel", stack)
 		end
 		return false
@@ -333,9 +207,9 @@ techage.register_node({"techage:coalfirebox"}, {
 		return techage.put_items(inv, "fuel", stack)
 	end,
 	on_recv_message = function(pos, src, topic, payload)
-		local mem = tubelib2.get_mem(pos)
+		local nvm = techage.get_nvm(pos)
 		if topic == "state" then
-			if mem.running then
+			if nvm.running then
 				return "running"
 			else
 				return "stopped"
@@ -350,23 +224,6 @@ techage.register_node({"techage:coalfirebox"}, {
 	end,
 })
 
-techage.register_node({"techage:oilfirebox"}, {
-	on_recv_message = function(pos, src, topic, payload)
-		local mem = tubelib2.get_mem(pos)
-		if topic == "state" then
-			if mem.running then
-				return "running"
-			else
-				return "stopped"
-			end
-		elseif topic == "fuel" then
-			return mem.liquid and mem.liquid.amount and mem.liquid.amount
-		else
-			return "unsupported"
-		end
-	end,
-})
-
 minetest.register_craft({
 	output = "techage:coalfirebox",
 	recipe = {
@@ -376,21 +233,14 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
-	output = "techage:oilfirebox",
-	recipe = {
-		{'', 'techage:coalfirebox', ''},
-		{'', 'techage:ta3_barrel_empty', ''},
-		{'', '', ''},
-	},
-})
-
 minetest.register_lbm({
 	label = "[techage] Power Station firebox",
-	name = "techage:steam_engine",
+	name = "techage:coalfirebox",
-	nodenames = {"techage:coalfirebox", "techage:oilfirebox"},
+	nodenames = {"techage:coalfirebox"},
 	run_at_every_load = true,
 	action = function(pos, node)
+		local nvm = techage.get_nvm(pos)
+		nvm.running = true
 		minetest.get_node_timer(pos):start(CYCLE_TIME)
 	end
 })

coal_power_station/generator.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -23,32 +23,42 @@ local PWR_CAPA = 80
 
 local Cable = techage.ElectricCable
 local power = techage.power
+local networks = techage.networks
 
-local function formspec(self, pos, mem)
+local function formspec(self, pos, nvm)
-	return "size[8,7]"..
+	return "size[4,4]"..
+		"box[0,-0.1;3.8,0.5;#c6e8ff]"..
+		"label[1,-0.1;"..minetest.colorize( "#000000", S("Generator")).."]"..
 		default.gui_bg..
 		default.gui_bg_img..
 		default.gui_slots..
-		"image[6,0.5;1,2;"..power.formspec_power_bar(PWR_CAPA, mem.provided).."]"..
+		power.formspec_label_bar(0, 0.8, S("power"), PWR_CAPA, nvm.provided)..
-		"image_button[5,1;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
+		"image_button[2.8,2;1,1;".. self:get_state_button_image(nvm) ..";state_button;]"..
-		"button[2,1.5;2,1;update;"..S("Update").."]"..
+		"tooltip[2.8,2;1,1;"..self:get_state_tooltip(nvm).."]"
-		"list[current_player;main;0,3;8,4;]"..
-		default.get_hotbar_bg(0, 3)
 end
 
-local function can_start(pos, mem, state)
+local function transfer_turbine(pos, topic, payload)
-	return (mem.firebox_trigger or 0) > 0 -- by means of firebox
+	return techage.transfer(pos, "L", topic, payload, nil, 
+		{"techage:turbine", "techage:turbine_on"})
 end
 
-local function start_node(pos, mem, state)
+local function can_start(pos, nvm, state)
-	mem.generating = true  -- needed for power distribution
+	return (nvm.firebox_trigger or 0) > 0 -- by means of firebox
-	power.generator_start(pos, mem, PWR_CAPA)
 end
 
-local function stop_node(pos, mem, state)
+local function start_node(pos, nvm, state)
-	mem.generating = false
+	local outdir = M(pos):get_int("outdir")
-	power.generator_stop(pos, mem)
+	power.generator_start(pos, Cable, CYCLE_TIME, outdir)
-	mem.provided = 0
+	transfer_turbine(pos, "start")
+	nvm.running = true
+end
+
+local function stop_node(pos, nvm, state)
+	local outdir = M(pos):get_int("outdir")
+	power.generator_stop(pos, Cable, outdir)
+	nvm.provided = 0
+	transfer_turbine(pos, "stop")
+	nvm.running = false
 end
 
 local State = techage.NodeStates:new({
@@ -64,42 +74,63 @@ local State = techage.NodeStates:new({
 })
 
 local function node_timer(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	if mem.generating then
+	nvm.firebox_trigger = (nvm.firebox_trigger or 0) - 1
-		mem.firebox_trigger = (mem.firebox_trigger or 0) - 1
+	if nvm.firebox_trigger <= 0 then
-		if mem.firebox_trigger <= 0 then
+		State:nopower(pos, nvm)
-			State:nopower(pos, mem)
+		stop_node(pos, nvm, State)
-			mem.generating = false
+		transfer_turbine(pos, "stop")	
-			power.generator_stop(pos, mem)
-			mem.provided = 0
 	else
-			mem.provided = power.generator_alive(pos, mem)
+		local outdir = M(pos):get_int("outdir")
-			State:keep_running(pos, mem, COUNTDOWN_TICKS)
+		nvm.provided = power.generator_alive(pos, Cable, CYCLE_TIME, outdir)
+		State:keep_running(pos, nvm, COUNTDOWN_TICKS)
 	end
+	if techage.is_activeformspec(pos) then
+		M(pos):set_string("formspec", formspec(State, pos, nvm))
 	end
-	return State:is_active(mem)
+	return State:is_active(nvm)
 end
 
 local function on_receive_fields(pos, formname, fields, player)
 	if minetest.is_protected(pos, player:get_player_name()) then
 		return
 	end
-	local mem = tubelib2.get_mem(pos)
+	local nvm,_ = techage.get_nvm(pos, true)
-	State:state_button_event(pos, mem, fields)
+	State:state_button_event(pos, nvm, fields)
-	
-	if fields.update then
-		M(pos):set_string("formspec", formspec(State, pos, mem))
-	end
 end
 
-local function on_rightclick(pos)
+local function on_rightclick(pos, node, clicker)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	M(pos):set_string("formspec", formspec(State, pos, mem))
+	techage.set_activeformspec(pos, clicker)
-	if mem.generating then
+	M(pos):set_string("formspec", formspec(State, pos, nvm))
-		minetest.get_node_timer(pos):start(CYCLE_TIME)
-	end
 end
 
+local function after_place_node(pos)
+	local nvm = techage.get_nvm(pos)
+	local number = techage.add_node(pos, "techage:generator")
+	State:node_init(pos, nvm, number)
+	M(pos):set_int("outdir", networks.side_to_outdir(pos, "R"))
+	M(pos):set_string("formspec", formspec(State, pos, nvm))
+	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
+
+local net_def = {
+	ele1 = {
+		sides = {R = 1},
+		ntype = "gen1",
+		nominal = PWR_CAPA,
+	},
+}
+
 minetest.register_node("techage:generator", {
 	description = S("TA3 Generator"),
 	tiles = {
@@ -111,9 +142,15 @@ minetest.register_node("techage:generator", {
 		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_generator.png",
 		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_generator.png^[transformFX]",
 	},
+	
 	on_receive_fields = on_receive_fields,
 	on_rightclick = on_rightclick,
 	on_timer = node_timer,
+	after_place_node = after_place_node,
+	after_dig_node = after_dig_node,
+	tubelib2_on_update2 = tubelib2_on_update2,
+	networks = net_def,
+
 	paramtype2 = "facedir",
 	groups = {cracky=2, crumbly=2, choppy=2},
 	on_rotate = screwdriver.disallow,
@@ -154,6 +191,11 @@ minetest.register_node("techage:generator_on", {
 	on_receive_fields = on_receive_fields,
 	on_rightclick = on_rightclick,
 	on_timer = node_timer,
+	after_place_node = after_place_node,
+	after_dig_node = after_dig_node,
+	tubelib2_on_update2 = tubelib2_on_update2,
+	networks = net_def,
+
 	drop = "",
 	paramtype2 = "facedir",
 	groups = {not_in_creative_inventory=1},
@@ -163,38 +205,15 @@ minetest.register_node("techage:generator_on", {
 	sounds = default.node_sound_wood_defaults(),
 })
 
-minetest.register_craft({
+Cable:add_secondary_node_names({"techage:generator", "techage:generator_on"})
-	output = "techage:generator",
-	recipe = {
-		{"basic_materials:steel_bar", "dye:green", "default:wood"},
-		{"", "basic_materials:gear_steel", "techage:electric_cableS"},
-		{"default:wood", "techage:iron_ingot", "basic_materials:steel_bar"},
-	},
-})
 
-techage.power.register_node({"techage:generator", "techage:generator_on"}, {
-	conn_sides = {"R"},
-	power_network = Cable,
-	after_place_node = function(pos, placer)
-		local mem = tubelib2.init_mem(pos)
-		local number = techage.add_node(pos, "techage:generator")
-		State:node_init(pos, mem, number)
-		on_rightclick(pos)
-	end,
-})
-
--- for logical communication
 techage.register_node({"techage:generator", "techage:generator_on"}, {
 	on_transfer = function(pos, in_dir, topic, payload)
-		local mem = tubelib2.get_mem(pos)
+		local nvm = techage.get_nvm(pos)
-		if topic == "power_level" then
+		if topic == "trigger" then
-			local mem = tubelib2.get_mem(pos)
+			nvm.firebox_trigger = 3
-			mem.power_level = payload
+			if nvm.running then
-		elseif topic == "trigger" then
+				return math.max((nvm.provided or PWR_CAPA) / PWR_CAPA, 0.1)
-			mem.firebox_trigger = 3
-			mem.power_level = payload
-			if mem.generating then
-				return math.max((mem.provided or PWR_CAPA) / PWR_CAPA, 0.02)
 			else
 				return 0
 			end
@@ -209,7 +228,18 @@ techage.register_node({"techage:generator", "techage:generator_on"}, {
 		end
 	end,
 	on_node_load = function(pos)
+		M(pos):set_int("outdir", networks.side_to_outdir(pos, "R"))
 		State:on_node_load(pos)
 	end,
 })
 
+minetest.register_craft({
+	output = "techage:generator",
+	recipe = {
+		{"basic_materials:steel_bar", "dye:green", "default:wood"},
+		{"", "basic_materials:gear_steel", "techage:electric_cableS"},
+		{"default:wood", "techage:iron_ingot", "basic_materials:steel_bar"},
+	},
+})
+
+

coal_power_station/power_terminal.lua

@@ -1,180 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	TA3 Power Terminal
-
-]]--
-
--- for lazy programmers
-local S2P = minetest.string_to_pos
-local P2S = function(pos) if pos then return minetest.pos_to_string(pos) end end
-local M = minetest.get_meta
-local N = function(pos) return minetest.get_node(pos).name end
-local S = techage.S
-
-local CYCLE_TIME = 2
-local PWR_CAPA = 0.1
-local COUNTDOWN = 5
-
-local Cable = techage.ElectricCable
-local power = techage.power
-
-local function collect_network_data(pos, mem)
-	local data = {
-		fuel = {},
-		wind = {},
-		solar = {},
-		akku = {},
-		stor = {},
-		elec = {},
-		fcel = {},
-		other = {},
-	}
-	local add = function(tbl, mem, nomi, real)
-		tbl.num = (tbl.num or 0) + 1
-		tbl.load = (tbl.load or 0) + (((mem.pwr_node_alive_cnt or 0) > 0) and 1 or 0)
-		tbl.nomi = (tbl.nomi or 0) + (nomi or 0)
-		tbl.real = (tbl.real or 0) + (((mem.pwr_node_alive_cnt or 0) > 0) and (real or 0) or 0)
-	end	
-	
-	local nnodes = techage.power.limited_connection_walk(pos, 
-		function(pos, node, mem, num_hops, num_nodes) 
-			if node.name == "techage:generator" or node.name == "techage:generator_on" then
-				add(data.fuel, mem, mem.pwr_available, mem.provided)
-			elseif node.name == "techage:ta3_akku" then
-				add(data.akku, mem, mem.pwr_could_provide, mem.delivered)
-			elseif node.name == "techage:heatexchanger1" then
-				add(data.stor, mem, mem.pwr_could_provide, mem.delivered)
-			elseif node.name == "techage:tiny_generator" or node.name == "techage:tiny_generator_on" then
-				add(data.fuel, mem, mem.pwr_available, mem.provided)
-			elseif node.name == "techage:ta4_solar_inverter" then
-				add(data.solar, mem, mem.pwr_available, mem.delivered)
-			elseif node.name == "techage:ta4_wind_turbine" then
-				add(data.wind, mem, mem.pwr_available, mem.delivered)
-			elseif node.name == "techage:ta4_fuelcell" or node.name == "techage:ta4_fuelcell_on" then
-				add(data.fcel, mem, mem.pwr_available, mem.provided)
-			elseif node.name == "techage:ta4_electrolyzer" or node.name == "techage:ta4_electrolyzer_on" then
-				add(data.elec, mem, -(mem.pwr_could_need or 0), -(mem.consumed or 0))
-			elseif mem.pwr_needed and mem.pwr_needed > 0 then
-				local nomi = -mem.pwr_needed
-				local real = (mem.pwr_node_alive_cnt or 0) > 0 and -mem.pwr_needed
-				add(data.other, mem, nomi, real)
-			end
-		end
-	)
-	return data, nnodes
-end
-
-local function formspec(pos, mem)
-	local data, nnodes = collect_network_data(pos, mem)
-	local get = function(kind) 
-		return (data[kind].load or 0).." / "..(data[kind].num or 0).."  :  "..
-				(data[kind].real or 0).." / "..(data[kind].nomi or 0).. " ku"
-	end
-		
-	local alarm = ""
-	if nnodes > (techage.MAX_NUM_NODES - 50) then
-		alarm = "  (max. "..(techage.MAX_NUM_NODES).." !!!)"
-	end
-	local update = mem.countdown > 0 and mem.countdown or S("Update")
-	return "size[9.5,8.2]"..
-	default.gui_bg..
-	default.gui_bg_img..
-	default.gui_slots..
-	"label[2,0.0;"..S("Network Data").."]"..
-	"label[1,0.7;"..S("(Num. nodes loaded / max. : Power current / max.)").."]"..
-	"label[0,1.4;"..S("TA3 Coal/oil")..":]"..       "label[5,1.4;"..get("fuel").."]"..
-	"label[0,2.1;"..S("TA3 Akku")..":]"..           "label[5,2.1;"..get("akku").."]"..
-	"label[0,2.8;"..S("TA4 Solar Inverter")..":]".. "label[5,2.8;"..get("solar").."]"..
-	"label[0,3.5;"..S("TA4 Wind Turbine")..":]"..	"label[5,3.5;"..get("wind").."]"..
-	"label[0,4.2;"..S("TA4 Energy Storage")..":]".. "label[5,4.2;"..get("stor").."]"..
-	"label[0,4.9;"..S("TA4 Electrolyzer")..":]"..   "label[5,4.9;"..get("elec").."]"..
-	"label[0,5.6;"..S("TA4 Fuel Cell")..":]"..      "label[5,5.6;"..get("fcel").."]"..
-	"label[0,6.3;"..S("Other consumers")..":]"..    "label[5,6.3;"..get("other").."]"..
-	"label[0,7;"..S("Number of nodes").." : "..nnodes..alarm.."]"..
-	"button[3.5,7.5;2,1;update;"..update.."]"
-end
-
-local function node_timer(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
-	power.generator_alive(pos, mem)
-	
-	mem.countdown = mem.countdown or 0
-	if mem.countdown > 0 then
-		mem.countdown = mem.countdown - 1
-		M(pos):set_string("formspec", formspec(pos, mem))
-	end
-	
-	return true
-end
-
-minetest.register_node("techage:ta3_power_terminal", {
-	description = S("TA3 Power Terminal"),
-	inventory_image = "techage_power_terminal_front.png",
-	tiles = {
-		"techage_power_terminal_top.png",
-		"techage_power_terminal_top.png",
-		"techage_power_terminal_side.png",
-		"techage_power_terminal_side.png",
-		"techage_power_terminal_back.png",
-		"techage_power_terminal_front.png",
-		},
-	drawtype = "nodebox",
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{ -8/16, -8/16, 0/16,  8/16, 8/16, 8/16},
-		},
-	},
-	
-	on_receive_fields = function(pos, formname, fields, player)
-		local mem = tubelib2.get_mem(pos)
-		mem.countdown = COUNTDOWN
-	end,
-	
-	on_rightclick = function(pos, node, clicker)
-		local mem = tubelib2.get_mem(pos)
-		minetest.get_node_timer(pos):start(CYCLE_TIME)
-		power.generator_start(pos, mem, PWR_CAPA)
-		mem.countdown = COUNTDOWN
-	end,
-	
-	on_timer = node_timer,
-	paramtype2 = "facedir",
-	paramtype = "light",
-	on_rotate = screwdriver.disallow,
-	sunlight_propagates = true,
-	is_ground_content = false,
-	groups = {cracky = 1, level = 2},
-	sounds = default.node_sound_metal_defaults(),
-})
-
-techage.power.register_node({"techage:ta3_power_terminal"}, {
-	power_network  = Cable,
-	conn_sides = {"B"},
-	after_place_node = function(pos)
-		local mem = tubelib2.init_mem(pos)
-		minetest.get_node_timer(pos):start(CYCLE_TIME)
-		power.generator_start(pos, mem, PWR_CAPA)
-		local meta = M(pos)
-		mem.countdown = 0
-		meta:set_string("formspec", formspec(pos, mem))
-	end,
-})
-
-minetest.register_craft({
-	output = "techage:ta3_power_terminal",
-	recipe = {
-		{"", "techage:usmium_nuggets", "default:steel_ingot"},
-		{"", "techage:basalt_glass_thin", "default:copper_ingot"},
-		{"", "techage:vacuum_tube", "default:steel_ingot"},
-	},
-})
-

coal_power_station/turbine.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -37,35 +37,41 @@ local function swap_node(pos, name)
 	minetest.swap_node(pos, node)
 end
 
-
+local function play_sound(pos)
-local function node_timer(pos)
+	local mem = techage.get_mem(pos)
-	local mem = tubelib2.get_mem(pos)
-	if mem.running then
 	mem.handle = minetest.sound_play("techage_turbine", {
 		pos = pos, 
 		gain = 1,
-			max_hear_distance = 15})
+		max_hear_distance = 15,
-	end
+		loop = true})
-	return mem.running
+	if mem.handle == -1 then
-end
+		minetest.after(1, play_sound, pos)
-
-local function play_sound(pos)
-	local mem = tubelib2.get_mem(pos)
-	if mem.running then
-		node_timer(pos)
-		minetest.get_node_timer(pos):start(2)
 	end
 end
 
 local function stop_sound(pos)
-	local mem = tubelib2.get_mem(pos)
+	local mem = techage.get_mem(pos)
-	if mem.running and mem.handle then
+	if mem.handle then
 		minetest.sound_stop(mem.handle)
 		mem.handle = nil
-		minetest.get_node_timer(pos):stop(2)
 	end
 end
 
+local function after_place_node(pos)
+	Pipe:after_place_node(pos)
+end
+
+local function after_dig_node(pos, oldnode)
+	stop_sound(pos)
+	Pipe:after_dig_node(pos)
+	techage.del_mem(pos)
+end
+
+local function tubelib2_on_update2(pos, outdir, tlib2, node) 
+	swap_node(pos, "techage:turbine")
+	stop_sound(pos)
+end
+
 minetest.register_node("techage:turbine", {
 	description = S("TA3 Turbine"),
 	tiles = {
@@ -77,6 +83,11 @@ minetest.register_node("techage:turbine", {
 		"techage_filling_ta3.png^techage_appl_turbine.png^techage_frame_ta3.png",
 		"techage_filling_ta3.png^techage_appl_turbine.png^techage_frame_ta3.png",
 	},
+	
+	after_place_node = after_place_node,
+	after_dig_node = after_dig_node,
+	tubelib2_on_update2 = tubelib2_on_update2,
+	
 	paramtype2 = "facedir",
 	groups = {cracky=2, crumbly=2, choppy=2},
 	on_rotate = screwdriver.disallow,
@@ -112,7 +123,9 @@ minetest.register_node("techage:turbine_on", {
 			},
 		},
 	},
-	on_timer = node_timer,
+	
+	tubelib2_on_update2 = tubelib2_on_update2,
+	
 	paramtype2 = "facedir",
 	groups = {not_in_creative_inventory=1},
 	diggable = false,
@@ -121,49 +134,41 @@ minetest.register_node("techage:turbine_on", {
 	sounds = default.node_sound_wood_defaults(),
 })
 
--- for mechanical pipe connections
+Pipe:add_secondary_node_names({"techage:turbine", "techage:turbine_on"})
-techage.power.register_node({"techage:turbine", "techage:turbine_on"}, {
-	conn_sides = {"L", "U"},
-	power_network  = Pipe,
-	after_tube_update = function(node, pos, out_dir, peer_pos, peer_in_dir)
-		local mem = tubelib2.get_mem(pos)
-		transfer_cooler(pos, "stop", nil)
-		swap_node(pos, "techage:turbine")
-		mem.running = false
-		stop_sound(pos)
-	end
-})
 
--- for logical communication
 techage.register_node({"techage:turbine", "techage:turbine_on"}, {
 	on_transfer = function(pos, in_dir, topic, payload)
-		local mem = tubelib2.get_mem(pos)
+		local nvm = techage.get_nvm(pos)
-		if topic == "trigger" then
+		if topic == "trigger" then  -- used by boiler
-			return transfer_generator(pos, topic, payload)
-		elseif topic == "start" then
-			if transfer_cooler(pos, topic, payload) then
-				swap_node(pos, "techage:turbine_on")
-				mem.running = true
-				play_sound(pos)
-				return true
-			end
-			return false
-		elseif topic == "running" then
 			if not transfer_cooler(pos, topic, payload) then
-				swap_node(pos, "techage:turbine")
+				return 0
-				mem.running = false
-				stop_sound(pos)
-				return false
 			end
-			return true
+			local power = transfer_generator(pos, topic, payload)
-		elseif topic == "stop" then
+			if not power or power <= 0 and nvm.running then
-			transfer_cooler(pos, topic, payload)
+				swap_node(pos, "techage:cylinder")
-			swap_node(pos, "techage:turbine")
-			mem.running = false
 				stop_sound(pos)
+				nvm.running = false
+				return 0
+			end
+			return power
+		elseif topic == "start" then  -- used by generator
+			swap_node(pos, "techage:turbine_on")
+			play_sound(pos)
+			nvm.running = true
+			return true
+		elseif topic == "stop" then  -- used by generator
+			swap_node(pos, "techage:turbine")
+			stop_sound(pos)
+			nvm.running = false
 			return true
 		end
+	end,
+	on_node_load = function(pos, node)
+		--print("on_node_load", node.name)
+		if node.name == "techage:turbine_on" then
+			play_sound(pos)
 		end	
+	end,
 })
 
 minetest.register_craft({
@@ -175,12 +180,3 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_lbm({
-	label = "[techage] Turbine sound",
-	name = "techage:power_station",
-	nodenames = {"techage:turbine_on"},
-	run_at_every_load = true,
-	action = function(pos, node)
-		play_sound(pos)
-	end
-})

doc/manual_DE.lua

@@ -189,7 +189,7 @@ techage.manual_DE.aText = {
   "\n",
   "Erdöl kann nur mit Hilfe des Explorers gefunden und mit Hilfe entsprechender TA3 Maschinen gefördert werden. Siehe TA3.\n"..
   "\n",
-  "Bauxit wird nur im Untertagebau gewonnen. Bauxit findet man nur in Stein in einer Höhe zwischen -50 und -150 Meter.\n"..
+  "Bauxit wird nur im Untertagebau gewonnen. Bauxit findet man nur in Stein in einer Höhe zwischen -50 und -500 Meter.\n"..
   "Es wird zur Herstellung von Aluminium benötigt\\, was vor allem in TA4 Verwendung findet.\n"..
   "\n",
   "  - 28.09.2019: Um Solaranlage erweitert\n"..

energy_storage/heatexchanger.lua

@@ -360,8 +360,10 @@ Pipe:add_secondary_node_names({"techage:heatexchanger1", "techage:heatexchanger3
 techage.register_node({"techage:heatexchanger1"}, {
 	on_recv_message = function(pos, src, topic, payload)
 		local mem = tubelib2.get_mem(pos)
-		if topic == "capa" then
+		if topic == "load" then
 			return techage.power.percent(mem.capa_max, mem.capa)
+		elseif topic == "size" then
+			return (mem.capa_max or 0) / GRVL_CAPA
 		else
 			return State:on_receive_message(pos, topic, payload)
 		end

fermenter/gasflare.lua

@@ -104,7 +104,7 @@ local function start_flarestack(pos, playername)
 			max_hear_distance = 20, 
 			gain = 1, 
 			loop = true})
-	print("handle", handle)
+	--print("handle", handle)
 	meta:set_int("handle", handle)
 end
 
@@ -140,7 +140,7 @@ minetest.register_node("techage:gasflare", {
 	end,
 	
 	after_dig_node = function(pos, oldnode, oldmetadata, digger)
-		print(dump(oldmetadata))
+		--print(dump(oldmetadata))
 		stop_flarestack(pos, oldmetadata.fields.handle)
 		local node = minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z})
 		if node.name == "techage:gasflare2" then

furnace/cooking.lua

@@ -17,7 +17,7 @@ local P = minetest.string_to_pos
 local M = minetest.get_meta
 local S = techage.S
 
-local range = techage.range
+local range = techage.in_range
 
 local Recipes = {}     -- registered recipes {output = {recipe, ...},}
 local Ingredients = {} -- {{input = output},

furnace/furnace_top.lua

@@ -30,7 +30,7 @@ local num_recipes = techage.furnace.get_num_recipes
 local reset_cooking = techage.furnace.reset_cooking
 local get_ingredients = techage.furnace.get_ingredients
 local check_if_worth_to_wakeup = techage.furnace.check_if_worth_to_wakeup
-local range = techage.range
+local range = techage.in_range
 
 
 local function update_recipe_menu(pos, mem)

hydrogen/electrolyzer.lua

@@ -8,7 +8,7 @@
 	GPL v3
 	See LICENSE.txt for more information
 	
-	TA4 Electrolyzer
+	TA4 Electrolyzer v2
 
 ]]--
 
@@ -18,27 +18,29 @@ local S = techage.S
 
 local Power = techage.ElectricCable
 local power = techage.power
+local Pipe = techage.LiquidPipe
+local liquid = techage.liquid
 
 local CYCLE_TIME = 2
 local STANDBY_TICKS = 5
 local PWR_NEEDED = 40
 local PWR_UNITS_PER_HYDROGEN_ITEM = 320
+local CAPACITY = 400
 
 local function formspec(self, pos, mem)
+	local update = ((mem.countdown or 0) > 0 and mem.countdown) or S("Update")
 	return "size[8,6.6]"..
 		default.gui_bg..
 		default.gui_bg_img..
 		default.gui_slots..
-		"image[0.5,0;1,2;"..power.formspec_power_bar(PWR_NEEDED, mem.consumed).."]"..
+		"image[0.0,0;1,2;"..power.formspec_power_bar(PWR_NEEDED, mem.consumed).."]"..
-		"label[0.7,1.9;"..S("\\[ku\\]").."]"..
+		"label[0.2,1.9;"..S("\\[ku\\]").."]"..
-		"image[3,0;1,1;techage_form_arrow_fg.png^[transformR270]"..
+		"image[2.5,0;1,1;techage_form_arrow_fg.png^[transformR270]"..
-		"image_button[4,1;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
+		"image_button[3.5,1;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
-		"button[2.1,1;1.8,1;update;"..S("Update").."]"..
+		"tooltip[3.5,1;1,1;"..self:get_state_tooltip(mem).."]"..
-		"list[context;dst;5.5,0;2,2;]"..
+		"button[1.6,1;1.8,1;update;"..update.."]"..
 		"list[current_player;main;0,2.8;8,4;]" ..
-		"listring[current_player;main]"..
+		liquid.formspec_liquid(5, 0, mem)..
-		"listring[context;dst]" ..
-		"listring[current_player;main]"..
 		default.get_hotbar_bg(0, 2.8)
 end
 
@@ -55,8 +57,8 @@ local function stop_node(pos, mem, state)
 end
 
 local State = techage.NodeStates:new({
-	node_name_passive = "techage:ta4_electrolyzer",
+	node_name_passive = "techage:ta4_electrolyzer2",
-	node_name_active = "techage:ta4_electrolyzer_on",
+	node_name_active = "techage:ta4_electrolyzer2_on",
 	cycle_time = CYCLE_TIME,
 	standby_ticks = STANDBY_TICKS,
 	formspec_func = formspec,
@@ -65,47 +67,45 @@ local State = techage.NodeStates:new({
 	stop_node = stop_node,
 })
 
-local function add_hydrogen(pos)
-	local inv = M(pos):get_inventory()
-	local leftover = inv:add_item("dst", ItemStack("techage:hydrogen"))
-	return leftover:get_count() == 0
-end
-
-local function room_for_hydrogen(pos)
-	local inv = M(pos):get_inventory()
-	return inv:room_for_item("dst", ItemStack("techage:hydrogen"))
-end
-	
 -- converts power into hydrogen
 local function node_timer(pos, elapsed)
 	local mem = tubelib2.get_mem(pos)
 	mem.num_pwr_units = mem.num_pwr_units or 0
-	--print("electrolyzer", mem.running, mem.consumed, mem.num_pwr_units, techage.get_state_string(mem))
+	mem.countdown = mem.countdown or 0
+	mem.liquid = mem.liquid or {}
+	mem.liquid.amount = mem.liquid.amount or 0
+	print("electrolyzer", mem.running, mem.consumed, mem.num_pwr_units, mem.liquid.amount)
 	if mem.running then
 		if techage.needs_power(mem) then
 			mem.consumed = -power.secondary_alive(pos, mem, 0, 1)
 			--print("mem.consumed", mem.consumed)
 			if mem.consumed > 0 then
+				if mem.liquid.amount < CAPACITY then
 					mem.num_pwr_units = mem.num_pwr_units + mem.consumed
 					if mem.num_pwr_units >= PWR_UNITS_PER_HYDROGEN_ITEM then
-					if add_hydrogen(pos) then
+						mem.liquid.amount = mem.liquid.amount + 1
+						mem.liquid.name = "techage:hydrogen"
 						mem.num_pwr_units = mem.num_pwr_units - PWR_UNITS_PER_HYDROGEN_ITEM
 						State:keep_running(pos, mem, 1, 0) -- count items
+					end
 				else
 					State:blocked(pos, mem)
 					power.secondary_stop(pos, mem)
 				end
 			end
-			end
 		else
 			mem.consumed = -power.secondary_alive(pos, mem, 1, 1)
-			if room_for_hydrogen(pos) then
+			if mem.liquid.amount < CAPACITY then
 				State:start(pos, mem)
 				power.secondary_start(pos, mem, PWR_NEEDED, PWR_NEEDED)
 			end
 		end
 	end
-	return mem.running
+	if mem.countdown > 0 then
+		mem.countdown = mem.countdown - 1
+		M(pos):set_string("formspec", formspec(State, pos, mem))
+	end
+	return mem.running or mem.countdown > 0
 end
 
 local function on_receive_fields(pos, formname, fields, player)
@@ -115,9 +115,9 @@ local function on_receive_fields(pos, formname, fields, player)
 	local mem = tubelib2.get_mem(pos)
 	State:state_button_event(pos, mem, fields)
 	
-	if fields.update then
+	mem.countdown = 10
 	M(pos):set_string("formspec", formspec(State, pos, mem))
-	end
+	minetest.get_node_timer(pos):start(CYCLE_TIME)
 end
 
 local function allow_metadata_inventory(pos, listname, index, stack, player)
@@ -132,10 +132,12 @@ end
 
 local function on_rightclick(pos)
 	local mem = tubelib2.get_mem(pos)
+	mem.countdown = 10
 	M(pos):set_string("formspec", formspec(State, pos, mem))
+	minetest.get_node_timer(pos):start(CYCLE_TIME)
 end
 
-minetest.register_node("techage:ta4_electrolyzer", {
+minetest.register_node("techage:ta4_electrolyzer2", {
 	description = S("TA4 Electrolyzer"),
 	tiles = {
 		-- up, down, right, left, back, front
@@ -149,14 +151,19 @@ minetest.register_node("techage:ta4_electrolyzer", {
 
 	on_construct = function(pos)
 		local mem = tubelib2.init_mem(pos)
-		local number = techage.add_node(pos, "techage:ta4_electrolyzer")
+		local number = techage.add_node(pos, "techage:ta4_electrolyzer2")
 		mem.running = false
 		mem.num_pwr_units = 0
 		State:node_init(pos, mem, number)
 		local meta = M(pos)
 		meta:set_string("formspec", formspec(State, pos, mem))
 		local inv = meta:get_inventory()
-		inv:set_size('dst', 4)
+		inv:set_size('src', 1)
+		inv:set_size('dst', 1)
+	end,
+
+	tubelib2_on_update2 = function(pos, outdir, tlib2, node)
+		liquid.update_network(pos, outdir)
 	end,
 	
 	can_dig = function(pos, player)
@@ -164,6 +171,26 @@ minetest.register_node("techage:ta4_electrolyzer", {
 		return inv:is_empty("dst")
 	end,
 	
+	liquid = {
+		capa = CAPACITY,
+		peek = liquid.srv_peek,
+		put = function(pos, indir, name, amount)
+			local leftover = liquid.srv_put(pos, indir, name, amount)
+			local inv = M(pos):get_inventory()
+			if not inv:is_empty("src") and inv:is_empty("dst") then
+				liquid.fill_container(pos, inv)
+			end
+			return leftover
+		end,
+		take = liquid.srv_take,
+	},
+	networks = {
+		pipe = {
+			sides = {R = 1}, -- Pipe connection sides
+			ntype = "tank",
+		},
+	},
+	
 	allow_metadata_inventory_put = allow_metadata_inventory,
 	allow_metadata_inventory_take = allow_metadata_inventory,
 	on_receive_fields = on_receive_fields,
@@ -176,7 +203,7 @@ minetest.register_node("techage:ta4_electrolyzer", {
 	is_ground_content = false,
 })
 
-minetest.register_node("techage:ta4_electrolyzer_on", {
+minetest.register_node("techage:ta4_electrolyzer2_on", {
 	description = S("TA4 Electrolyzer"),
 	tiles = {
 		-- up, down, right, left, back, front
@@ -206,6 +233,30 @@ minetest.register_node("techage:ta4_electrolyzer_on", {
 		},
 	},
 
+	tubelib2_on_update2 = function(pos, outdir, tlib2, node)
+		liquid.update_network(pos, outdir)
+	end,
+	
+	liquid = {
+		capa = CAPACITY,
+		peek = liquid.srv_peek,
+		put = function(pos, indir, name, amount)
+			local leftover = liquid.srv_put(pos, indir, name, amount)
+			local inv = M(pos):get_inventory()
+			if not inv:is_empty("src") and inv:is_empty("dst") then
+				liquid.fill_container(pos, inv)
+			end
+			return leftover
+		end,
+		take = liquid.srv_take,
+	},
+	networks = {
+		pipe = {
+			sides = {R = 1}, -- Pipe connection sides
+			ntype = "tank",
+		},
+	},
+	
 	allow_metadata_inventory_put = allow_metadata_inventory,
 	allow_metadata_inventory_take = allow_metadata_inventory,
 	on_receive_fields = on_receive_fields,
@@ -221,46 +272,29 @@ minetest.register_node("techage:ta4_electrolyzer_on", {
 	light_source = 6,
 })
 
-techage.power.register_node({"techage:ta4_electrolyzer", "techage:ta4_electrolyzer_on"}, {
+-- Register for power
+techage.power.register_node({"techage:ta4_electrolyzer2", "techage:ta4_electrolyzer2_on"}, {
 	conn_sides = {"L"},
 	power_network  = Power,
 	after_place_node = function(pos)
 		local node = minetest.get_node(pos)
 		local indir = techage.side_to_indir("R", node.param2)
 		M(pos):set_int("in_dir", indir)
+		Pipe:after_place_node(pos)
+	end,	
+	after_dig_node = function(pos, oldnode, oldmetadata, digger)
+		Pipe:after_dig_node(pos)
 	end,
 })
 
-techage.register_node({"techage:ta4_electrolyzer", "techage:ta4_electrolyzer_on"}, {
+-- Register for tubes
-	on_pull_item = function(pos, in_dir, num)
+techage.register_node({"techage:ta4_electrolyzer2", "techage:ta4_electrolyzer2_on"}, liquid.tubing)	
-		local meta = minetest.get_meta(pos)
+
-		if meta:get_int("in_dir") == in_dir then
+-- Register for pipes
-			local inv = M(pos):get_inventory()
+Pipe:add_secondary_node_names({"techage:ta3_tank", "techage:ta4_tank", "techage:oiltank"})
-			return techage.get_items(inv, "dst", num)
-		end
-	end,
-	on_push_item = function(pos, in_dir, stack)
-		local meta = minetest.get_meta(pos)
-		if meta:get_int("in_dir") == in_dir then
-			local inv = M(pos):get_inventory()
-			State:start_if_standby(pos)
-			return techage.put_items(inv, "dst", stack)
-		end
-	end,
-	on_unpull_item = function(pos, in_dir, stack)
-		local meta = minetest.get_meta(pos)
-		if meta:get_int("in_dir") == in_dir then
-			local inv = M(pos):get_inventory()
-			return techage.put_items(inv, "dst", stack)
-		end
-	end,
-	on_recv_message = function(pos, src, topic, payload)
-		return State:on_receive_message(pos, topic, payload)
-	end,
-})	
 
 minetest.register_craft({
-	output = "techage:ta4_electrolyzer",
+	output = "techage:ta4_electrolyzer2",
 	recipe = {
 		{'default:steel_ingot', 'dye:blue', 'default:steel_ingot'},
 		{'techage:electric_cableS', 'default:glass', 'techage:tubeS'},

hydrogen/hydrogen.lua

@@ -1,34 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	TA4 Hydrogen
-
-]]--
-
-local S = techage.S
-
-minetest.register_craftitem("techage:hydrogen", {
-	description = S("TA4 Hydrogen"),
-	inventory_image = "techage_hydrogen_inv.png",
-})
-
-minetest.register_craftitem("techage:ta4_fuelcellstack", {
-	description = S("TA4 Fuel Cell Stack"),
-	inventory_image = "techage_fc_stack_inv.png",
-})
-
-minetest.register_craft({
-	output = "techage:ta4_fuelcellstack",
-	recipe = {
-		{'techage:baborium_ingot', 'techage:ta4_carbon_fiber', 'default:copper_ingot'},
-		{'default:gold_ingot', 'techage:ta4_carbon_fiber', 'default:tin_ingot'},
-		{"techage:baborium_ingot", 'techage:ta4_carbon_fiber', 'default:copper_ingot'},
-	},
-})

init.lua

@@ -11,45 +11,31 @@ else
 	techage = {
 		NodeDef = {},		-- node registration info
 	}
-	techage.max_num_forceload_blocks = tonumber(minetest.setting_get("techage_max_num_forceload_blocks")) or 24
+	techage.max_num_forceload_blocks = tonumber(minetest.settings:get("techage_max_num_forceload_blocks")) or 24
-	techage.basalt_stone_enabled = minetest.setting_get("techage_basalt_stone_enabled") == "true"
+	 
-	techage.ore_rarity = tonumber(minetest.setting_get("techage_ore_rarity")) or 1
+	techage.basalt_stone_enabled = minetest.settings:get_bool("techage_basalt_stone_enabled") ~= false
-	techage.modified_recipes_enabled = minetest.setting_get("techage_modified_recipes_enabled") == "true"
+	techage.ore_rarity = tonumber(minetest.settings:get("techage_ore_rarity")) or 1
+	techage.modified_recipes_enabled = minetest.settings:get_bool("techage_modified_recipes_enabled") ~= false
 
 	-- Load support for I18n.
 	techage.S = minetest.get_translator("techage")
 	
-	-- Debugging via "techage.Debug.dbg(text)"
-	techage.Debug = {
-		dbg = function(text, ...)
-			local t = string.format("%.4f:  ", minetest.get_us_time() / 1000000.0)
-			if type(text) ~= "string" then
-				text = dump(text)
-			end
-			print(t..text, unpack({...}))
-		end,
-		--con = true,  -- consumer modell
-		--pwr = true,  -- power distribution
-		--sts = true,  -- status plots
-		--dbg2 = true,
-		--tst = true,
-		--bot = true  -- Signs Bot
-		--slr = true,
-	}
-
 	-- Basis features
 	local MP = minetest.get_modpath("techage")
 	dofile(MP.."/basis/lib.lua")  -- helper functions
 	dofile(MP.."/basis/gravel_lib.lua")  -- ore probability
 	dofile(MP.."/basis/node_states.lua") -- state model
-	dofile(MP.."/basis/tubes.lua")  -- tubelib replacement
+	dofile(MP.."/basis/tubes.lua")  -- tubes for item transport
-	dofile(MP.."/basis/command.lua")  -- tubelib replacement
+	dofile(MP.."/basis/command.lua")  -- command API
 	dofile(MP.."/basis/firebox_lib.lua")  -- common firebox functions
+	dofile(MP.."/basis/boiler_lib.lua")  -- common boiler functions
 	dofile(MP.."/basis/mark.lua")
 	dofile(MP.."/basis/mark2.lua")
 	dofile(MP.."/basis/assemble.lua")
 	dofile(MP.."/basis/networks.lua")
 	dofile(MP.."/basis/recipe_lib.lua")
+	dofile(MP.."/basis/formspec_update.lua")
+	dofile(MP.."/basis/storage.lua")
 
 	-- Main doc
 	dofile(MP.."/doc/manual_DE.lua")
@@ -59,20 +45,30 @@ else
 	dofile(MP.."/doc/guide.lua")  -- construction guides
 	
 	-- Power networks
-	dofile(MP.."/power/schedule.lua")
+	dofile(MP.."/power/node_api.lua")
-	--dofile(MP.."/power/distribute.lua")
-	--dofile(MP.."/power/test.lua")
-	dofile(MP.."/power/power.lua")
-	dofile(MP.."/power/power2.lua")
 	dofile(MP.."/power/junction.lua") 
+	dofile(MP.."/power/distribution.lua")
+	dofile(MP.."/power/schedule.lua")
+	dofile(MP.."/power/formspecs.lua")
 	dofile(MP.."/power/drive_axle.lua")
+	dofile(MP.."/power/gearbox.lua")
 	dofile(MP.."/power/steam_pipe.lua")
 	dofile(MP.."/power/electric_cable.lua")
-	dofile(MP.."/power/power_line.lua")
 	dofile(MP.."/power/junctionbox.lua")
-	dofile(MP.."/power/powerswitch.lua")
+	dofile(MP.."/power/power_terminal.lua")
+	dofile(MP.."/power/powerswitchbox.lua")
 	dofile(MP.."/power/protection.lua")
-	dofile(MP.."/power/ta4_cable.lua")
+	dofile(MP.."/power/power_line.lua")
+	
+	
+	
+	--dofile(MP.."/power/test.lua")
+	--dofile(MP.."/power/power.lua")
+	--dofile(MP.."/power/power2.lua")
+	--dofile(MP.."/power/junction.lua") 
+	--dofile(MP.."/power/junctionbox.lua")
+	--dofile(MP.."/power/powerswitch.lua")
+	--dofile(MP.."/power/ta4_cable.lua")
 
 	-- Iron Age
 	dofile(MP.."/iron_age/main.lua")
@@ -96,10 +92,9 @@ else
 	dofile(MP.."/steam_engine/boiler.lua")
 	dofile(MP.."/steam_engine/cylinder.lua")
 	dofile(MP.."/steam_engine/flywheel.lua")
-	dofile(MP.."/steam_engine/gearbox.lua")
 	
 	-- Basic Machines
-	dofile(MP.."/basis/consumer.lua")  -- consumer base model
+	dofile(MP.."/basic_machines/consumer.lua")  -- consumer base model
 	dofile(MP.."/basic_machines/source.lua")
 	dofile(MP.."/basic_machines/pusher.lua")
 	dofile(MP.."/basic_machines/legacy_nodes.lua")
@@ -113,13 +108,14 @@ else
 	dofile(MP.."/basic_machines/funnel.lua")
 	dofile(MP.."/basic_machines/liquidsampler.lua")
 
-	-- Liquids
+--	-- Liquids
-	dofile(MP.."/liquids/liquid_pipe.lua")
+--	dofile(MP.."/liquids/liquid_pipe.lua")
-	dofile(MP.."/liquids/liquid.lua")
+--	dofile(MP.."/liquids/liquid.lua")
-	dofile(MP.."/liquids/tank.lua")
+--	dofile(MP.."/liquids/liquid_lib.lua")
-	dofile(MP.."/liquids/silo.lua")
+--	dofile(MP.."/liquids/tank.lua")
-	dofile(MP.."/liquids/pump.lua")
+--	dofile(MP.."/liquids/silo.lua")
-	dofile(MP.."/liquids/fuel_lib.lua")
+--	dofile(MP.."/liquids/pump.lua")
+--	dofile(MP.."/liquids/fuel_lib.lua")
 	
 	-- Coal power station
 	dofile(MP.."/coal_power_station/firebox.lua")
@@ -128,16 +124,14 @@ else
 	dofile(MP.."/coal_power_station/generator.lua")
 	dofile(MP.."/coal_power_station/turbine.lua")
 	dofile(MP.."/coal_power_station/cooler.lua")
-	dofile(MP.."/coal_power_station/akkubox.lua")
-	dofile(MP.."/coal_power_station/power_terminal.lua")
 	
-	-- Industrial Furnace
+--	-- Industrial Furnace
-	dofile(MP.."/furnace/firebox.lua")
+--	dofile(MP.."/furnace/firebox.lua")
-	dofile(MP.."/furnace/cooking.lua")
+--	dofile(MP.."/furnace/cooking.lua")
-	dofile(MP.."/furnace/furnace_top.lua")
+--	dofile(MP.."/furnace/furnace_top.lua")
-	dofile(MP.."/furnace/booster.lua")
+--	dofile(MP.."/furnace/booster.lua")
-	dofile(MP.."/furnace/heater.lua")
+--	dofile(MP.."/furnace/heater.lua")
-	dofile(MP.."/furnace/recipes.lua")
+--	dofile(MP.."/furnace/recipes.lua")
 	
 	-- Tools
 	dofile(MP.."/tools/trowel.lua")
@@ -145,24 +139,27 @@ else
 	dofile(MP.."/basic_machines/blackhole.lua")
 	dofile(MP.."/basic_machines/forceload.lua")
 	
-	-- Lamps
+--	-- Lamps
-	dofile(MP.."/lamps/lib.lua")
+--	dofile(MP.."/lamps/lib.lua")
-	dofile(MP.."/lamps/simplelamp.lua")
+--	dofile(MP.."/lamps/simplelamp.lua")
-	dofile(MP.."/lamps/streetlamp.lua")
+--	dofile(MP.."/lamps/streetlamp.lua")
-	dofile(MP.."/lamps/ceilinglamp.lua")
+--	dofile(MP.."/lamps/ceilinglamp.lua")
-	dofile(MP.."/lamps/industriallamp1.lua")
+--	dofile(MP.."/lamps/industriallamp1.lua")
-	dofile(MP.."/lamps/industriallamp2.lua")
+--	dofile(MP.."/lamps/industriallamp2.lua")
-	dofile(MP.."/lamps/industriallamp3.lua")
+--	dofile(MP.."/lamps/industriallamp3.lua")
 	
-	-- Oil
+--	-- Oil
-	dofile(MP.."/oil/explore.lua")
+--	dofile(MP.."/oil/explore.lua")
-	dofile(MP.."/oil/tower.lua")
+--	dofile(MP.."/oil/tower.lua")
-	dofile(MP.."/oil/drillbox.lua")
+--	dofile(MP.."/oil/drillbox.lua")
-	dofile(MP.."/oil/pumpjack.lua")
+--	dofile(MP.."/oil/pumpjack.lua")
-	dofile(MP.."/oil/generator.lua")
+--	dofile(MP.."/oil/distiller.lua")
-	dofile(MP.."/oil/distiller.lua")
+--	dofile(MP.."/oil/reboiler.lua")
-	dofile(MP.."/oil/reboiler.lua")
+--	dofile(MP.."/oil/gasflare.lua")
-	dofile(MP.."/oil/gasflare.lua")
+	
+--  TA3 power based
+	--dofile(MP.."/ta3_power/tiny_generator.lua")
+	--dofile(MP.."/ta3_power/akkubox.lua")
 	
 	-- Logic
 	dofile(MP.."/logic/lib.lua")
@@ -183,54 +180,71 @@ else
 
 	-- Test
 	dofile(MP.."/recipe_checker.lua")
-	--dofile(MP.."/.test/sink.lua")
+	dofile(MP.."/.test/sink.lua")
-	dofile(MP.."/.test/source.lua")
+	--dofile(MP.."/.test/source.lua")
-	--dofile(MP.."/.test/akku.lua")
+	--dofile(MP.."/.test/accu.lua")
-	--dofile(MP.."/.test/switch.lua")
 	
 	-- Solar
-	dofile(MP.."/solar/minicell.lua")
+--	dofile(MP.."/solar/minicell.lua")
-	dofile(MP.."/solar/solarcell.lua")
+--	dofile(MP.."/solar/solarcell.lua")
-	dofile(MP.."/solar/inverter.lua")
+--	dofile(MP.."/solar/inverter.lua")
 	
-	-- Wind
+--	-- Wind
-	dofile(MP.."/wind_turbine/rotor.lua")
+--	dofile(MP.."/wind_turbine/rotor.lua")
-	dofile(MP.."/wind_turbine/pillar.lua")
+--	dofile(MP.."/wind_turbine/pillar.lua")
-	dofile(MP.."/wind_turbine/signallamp.lua")
+--	dofile(MP.."/wind_turbine/signallamp.lua")
 	
-	-- TA4 Energy Storage
+--	-- TA4 Energy Storage
-	dofile(MP.."/energy_storage/heatexchanger.lua")
+--	dofile(MP.."/energy_storage/heatexchanger.lua")
-	dofile(MP.."/energy_storage/generator.lua")
+--	dofile(MP.."/energy_storage/generator.lua")
-	dofile(MP.."/energy_storage/turbine.lua")
+--	dofile(MP.."/energy_storage/turbine.lua")
-	dofile(MP.."/energy_storage/inlet.lua")
+--	dofile(MP.."/energy_storage/inlet.lua")
-	dofile(MP.."/energy_storage/nodes.lua")
+--	dofile(MP.."/energy_storage/nodes.lua")
 	
-	-- Chemistry
+--	-- Chemistry
-	dofile(MP.."/chemistry/ta4_reactor.lua")
+--	dofile(MP.."/chemistry/ta4_reactor.lua")
-	dofile(MP.."/chemistry/ta4_stand.lua")
+--	dofile(MP.."/chemistry/ta4_stand.lua")
-	dofile(MP.."/chemistry/ta4_doser.lua")
+--	dofile(MP.."/chemistry/ta4_doser.lua")
 	
-	-- Hydrogen
+--	-- Hydrogen
-	dofile(MP.."/hydrogen/hydrogen.lua")
+--	dofile(MP.."/hydrogen/fuelcellstack.lua")
-	dofile(MP.."/hydrogen/electrolyzer.lua")
+--	dofile(MP.."/hydrogen/electrolyzer.lua")
-	dofile(MP.."/hydrogen/fuelcell.lua")
+--	dofile(MP.."/hydrogen/fuelcell.lua")
+--	dofile(MP.."/hydrogen/legacy.lua")
 
 	-- Items
-	dofile(MP.."/items/barrel.lua")
+--	dofile(MP.."/items/barrel.lua")
 	dofile(MP.."/items/baborium.lua")
 	dofile(MP.."/items/usmium.lua")
-	dofile(MP.."/items/lye.lua")
+--	dofile(MP.."/items/lye.lua")
-	dofile(MP.."/items/oil.lua")
+--	dofile(MP.."/items/oil.lua")
-	dofile(MP.."/items/petroleum.lua")
+--	dofile(MP.."/items/petroleum.lua")
-	dofile(MP.."/items/bauxit.lua")
+--	dofile(MP.."/items/bauxit.lua")
-	dofile(MP.."/items/silicon.lua")
+--	dofile(MP.."/items/silicon.lua")
-	dofile(MP.."/items/steelmat.lua")
+--	dofile(MP.."/items/steelmat.lua")
-	dofile(MP.."/items/powder.lua")
+--	dofile(MP.."/items/powder.lua")
-	dofile(MP.."/items/epoxy.lua")
+--	dofile(MP.."/items/epoxy.lua")
-	dofile(MP.."/items/aluminium.lua")
+--	dofile(MP.."/items/aluminium.lua")
-	dofile(MP.."/items/plastic.lua")
+--	dofile(MP.."/items/plastic.lua")
+--	dofile(MP.."/items/hydrogen.lua")
 	
-	if techage.basalt_stone_enabled then
+--	if techage.basalt_stone_enabled then
-		dofile(MP.."/items/basalt.lua")
+--		dofile(MP.."/items/basalt.lua")
-	end
+--	end
+
+--	dofile(MP.."/power3/electric_cable.lua")
+--	dofile(MP.."/power3/node_api.lua")
+--	dofile(MP.."/power3/distribution.lua")
+--	dofile(MP.."/power3/schedule.lua")
+--	dofile(MP.."/power3/hud_debug.lua")
+--	dofile(MP.."/power3/junctionbox.lua")
+--	dofile(MP.."/power3/ele3_sink.lua")
+--	dofile(MP.."/power3/ele3_source.lua")
+--	dofile(MP.."/power3/accu.lua")
+--	dofile(MP.."/power3/power_terminal.lua")
+--	dofile(MP.."/power3/powerswitchbox.lua")
+--	dofile(MP.."/power3/drive_axle.lua")
+--	dofile(MP.."/power3/gearbox.lua")
+--	dofile(MP.."/power3/axle_sink.lua")
+--	dofile(MP.."/power3/axle_source.lua")
 end

iron_age/coalburner.lua

@@ -234,11 +234,15 @@ function techage.keep_running_burner(pos)
 			else
 				minetest.swap_node(pos, {name="techage:ash"})
 				remove_coal(pos, height)
+				local handle = meta:get_int("handle")
+				minetest.sound_stop(handle)
 				return false
 			end
 		else
 			minetest.swap_node(pos, {name="techage:ash"})
 			remove_coal(pos, height)
+			local handle = meta:get_int("handle")
+			minetest.sound_stop(handle)
 			return false
 		end
 	else

iron_age/lighter.lua

@@ -32,7 +32,7 @@ minetest.register_node("techage:lighter_burn", {
 	drop = "",
 	light_source = 10,
 	is_ground_content = false,
-	groups = {crumbly = 1, not_in_creative_inventory=1},
+	groups = {crumbly = 3, snappy = 3, oddly_breakable_by_hand = 1, not_in_creative_inventory=1},
 	sounds = default.node_sound_dirt_defaults(),
 })
 
@@ -56,7 +56,7 @@ minetest.register_node("techage:coal_lighter_burn", {
 	drop = "",
 	light_source = 10,
 	is_ground_content = false,
-	groups = {crumbly = 1, not_in_creative_inventory=1},
+	groups = {crumbly = 3, snappy = 3, oddly_breakable_by_hand = 1, not_in_creative_inventory=1},
 	sounds = default.node_sound_dirt_defaults(),
 })
 
@@ -75,7 +75,7 @@ minetest.register_node("techage:lighter", {
 		meta:set_string("playername", placer:get_player_name())
 	end,
 	is_ground_content = false,
-	groups = {crumbly = 1, flammable = 2}, 
+	groups = {crumbly = 3, snappy = 3, oddly_breakable_by_hand = 1, flammable = 2}, 
 	sounds = default.node_sound_dirt_defaults(),
 })
 

items/baborium.lua

@@ -40,7 +40,7 @@ minetest.register_ore({
 	clust_num_ores = 5,
 	clust_size     = 3,
 	y_min          = -340,
-	y_max          = -260,
+	y_max          = -250,
 })
 
 minetest.register_craft({

items/barrel.lua

@@ -56,6 +56,16 @@ minetest.register_craftitem("techage:ta3_canister_empty", {
 	inventory_image = "techage_canister_filling.png^[colorize:#BFBFBF:180^techage_canister_frame.png",
 })
 
+minetest.register_craftitem("techage:ta3_cylinder_small", {
+	description = S("Gas Cylinder Small"),
+	inventory_image = "techage_gas_cylinder_small.png^[colorize:#4D7481:100",
+})
+
+minetest.register_craftitem("techage:ta3_cylinder_large", {
+	description = S("Gas Cylinder Large"),
+	inventory_image = "techage_gas_cylinder_large.png^[colorize:#4D7481:100",
+})
+
 
 minetest.register_craft({
 	output = 'techage:ta3_barrel_empty 6',
@@ -75,6 +85,26 @@ minetest.register_craft({
 	}
 })
 
+minetest.register_craft({
+	output = 'techage:ta3_cylinder_small 8',
+	recipe = {
+		{'', 'techage:iron_ingot', ''},
+		{'techage:iron_ingot', '', 'techage:iron_ingot'},
+		{'techage:iron_ingot', 'techage:iron_ingot', 'techage:iron_ingot'},
+	}
+})
+
+minetest.register_craft({
+	output = 'techage:ta3_cylinder_large',
+	recipe = {
+		{'', 'techage:ta3_cylinder_small', ''},
+		{'', 'techage:ta3_cylinder_small', ''},
+		{'', 'techage:ta3_cylinder_small', ''},
+	}
+})
+
+
+
 techage.register_liquid("bucket:bucket_water", "bucket:bucket_empty", 1, "techage:water")
 techage.register_liquid("bucket:bucket_river_water", "bucket:bucket_empty", 1, "techage:river_water")
 

items/basalt.lua

@@ -33,6 +33,17 @@ minetest.register_node("techage:basalt_stone", {
 	sounds = default.node_sound_stone_defaults(),
 })
 
+stairs.register_stair_and_slab(
+	"basalt_stone",
+	"techage:basalt_stone",
+	{cracky = 3, stone = 1},
+	{"default_stone.png^[brighten"},
+	"Basalt Stone Stair",
+	"Basalt Stone Slab",
+	default.node_sound_stone_defaults(),
+	false
+)
+
 minetest.register_node("techage:basalt_cobble", {
 	description = S("Basalt Cobble"),
 	tiles = {"default_cobble.png^[brighten"},
@@ -40,6 +51,17 @@ minetest.register_node("techage:basalt_cobble", {
 	sounds = default.node_sound_stone_defaults(),
 })
 
+stairs.register_stair_and_slab(
+	"basalt_cobble",
+	"techage:basalt_cobble",
+	{cracky = 3, stone = 2},
+	{"default_cobble.png^[brighten"},
+	"Basalt Cobble Stair",
+	"Basalt Cobble Slab",
+	default.node_sound_stone_defaults(),
+	false
+)
+
 minetest.register_node("techage:basalt_stone_brick", {
 	description = S("Basalt Stone Brick"),
 	paramtype2 = "facedir",
@@ -50,6 +72,17 @@ minetest.register_node("techage:basalt_stone_brick", {
 	sounds = default.node_sound_stone_defaults(),
 })
 
+stairs.register_stair_and_slab(
+	"basalt_stone_brick",
+	"techage:basalt_stone_brick",
+	{cracky = 2, stone = 1},
+	{"default_stone_brick.png^[brighten"},
+	"Basalt Brick Stair",
+	"Basalt Brick Slab",
+	default.node_sound_stone_defaults(),
+	false
+)
+
 minetest.register_node("techage:basalt_stone_block", {
 	description = S("Basalt Stone Block"),
 	tiles = {"default_stone_block.png^[brighten"},
@@ -58,6 +91,17 @@ minetest.register_node("techage:basalt_stone_block", {
 	sounds = default.node_sound_stone_defaults(),
 })
 
+stairs.register_stair_and_slab(
+	"basalt_stone_block",
+	"techage:basalt_stone_block",
+	{cracky = 2, stone = 1},
+	{"default_stone_block.png^[brighten"},
+	"Basalt Stone Block Stair",
+	"Basalt Stone Block Slab",
+	default.node_sound_stone_defaults(),
+	false
+)
+
 minetest.register_node("techage:basalt_gravel", {
 	description = S("Basalt Gravel"),
 	tiles = {"default_gravel.png^[brighten"},
@@ -65,6 +109,17 @@ minetest.register_node("techage:basalt_gravel", {
 	sounds = default.node_sound_gravel_defaults(),
 })
 
+stairs.register_stair_and_slab(
+	"sieved_basalt_gravel",
+	"techage:sieved_basalt_gravel",
+	{crumbly = 2, falling_node = 1},
+	{"default_gravel.png^[brighten"},
+	"Basalt Gravel Stair",
+	"Basalt Gravel Slab",
+	default.node_sound_gravel_defaults(),
+	false
+)
+
 minetest.register_node("techage:sieved_basalt_gravel", {
 	description = S("Sieved Basalt Gravel"),
 	tiles = {"default_gravel.png^[brighten"},
@@ -85,6 +140,17 @@ minetest.register_node("techage:basalt_glass", {
 	sounds = default.node_sound_glass_defaults(),
 })
 
+stairs.register_stair_and_slab(
+	"basalt_glass",
+	"techage:basalt_glass",
+	{cracky = 3, oddly_breakable_by_hand = 3},
+	{"techage_basalt_glass.png"},
+	"Basalt Glass Stair",
+	"Basalt Glass Slab",
+	default.node_sound_glass_defaults(),
+	false
+)
+
 minetest.register_node("techage:basalt_glass2", {
 	description = S("Basalt Glass 2"),
 	drawtype = "glasslike_framed_optional",
@@ -98,6 +164,17 @@ minetest.register_node("techage:basalt_glass2", {
 	sounds = default.node_sound_glass_defaults(),
 })
 
+stairs.register_stair_and_slab(
+	"basalt_glass2",
+	"techage:basalt_glass2",
+	{cracky = 3, oddly_breakable_by_hand = 3},
+	{"techage_basalt_glass2.png"},
+	"Basalt Glass 2 Stair",
+	"Basalt Glass 2 Slab",
+	default.node_sound_glass_defaults(),
+	false
+)
+
 minetest.register_node("techage:basalt_glass_thin", {
 	description = S("Basalt Glass Thin"),
 	drawtype = "nodebox",
@@ -174,50 +251,6 @@ minetest.register_node("techage:basalt_glass_thin_xl2", {
 	sounds = default.node_sound_glass_defaults(),
 })
 
-stairs.register_stair_and_slab(
-	"basalt_stone",
-	"techage:basalt_stone",
-	{cracky = 3, stone = 1},
-	{"default_stone.png^[brighten"},
-	"Basalt Stone Stair",
-	"Basalt Stone Slab",
-	default.node_sound_stone_defaults(),
-	false
-)
-
-stairs.register_stair_and_slab(
-	"basalt_stone_brick",
-	"techage:basalt_stone_brick",
-	{cracky = 2, stone = 1},
-	{"default_stone_brick.png^[brighten"},
-	"Basalt Brick Stair",
-	"Basalt Brick Slab",
-	default.node_sound_stone_defaults(),
-	false
-)
-
-stairs.register_stair_and_slab(
-	"basalt_stone_block",
-	"techage:basalt_stone_block",
-	{cracky = 2, stone = 1},
-	{"default_stone_block.png^[brighten"},
-	"Basalt Block Stair",
-	"Basalt Block Slab",
-	default.node_sound_stone_defaults(),
-	false
-)
-
-stairs.register_stair_and_slab(
-	"sieved_basalt_gravel",
-	"techage:sieved_basalt_gravel",
-	{crumbly = 2, falling_node = 1},
-	{"default_gravel.png^[brighten"},
-	"Basalt Gravel Stair",
-	"Basalt Gravel Slab",
-	default.node_sound_gravel_defaults(),
-	false
-)
-
 minetest.register_craft({
 	output = "techage:basalt_stone_brick 4",
 	recipe = {

items/petroleum.lua

@@ -38,9 +38,19 @@ minetest.register_craftitem("techage:gasoline", {
 minetest.register_craftitem("techage:gas", {
 	description = S("TA3 Gas"),
 	inventory_image = "techage_gas_inv.png",
-	groups = {not_in_creative_inventory=1},
 })
 
+minetest.register_craftitem("techage:ta3_cylinder_small_gas", {
+	description = S("Gas Cylinder Small"),
+	inventory_image = "techage_gas_cylinder_small.png^[colorize:#e51818:120",
+	stack_max = 1,
+})
+
+minetest.register_craftitem("techage:ta3_cylinder_large_gas", {
+	description = S("Gas Cylinder Large"),
+	inventory_image = "techage_gas_cylinder_large.png^[colorize:#e51818:120",
+	stack_max = 1,
+})
 
 minetest.register_craftitem("techage:ta3_barrel_bitumen", {
 	description = S("TA3 Bitumen Barrel"),
@@ -122,10 +132,12 @@ techage.register_liquid("techage:ta3_barrel_bitumen", "techage:ta3_barrel_empty"
 techage.register_liquid("techage:ta3_barrel_fueloil", "techage:ta3_barrel_empty", 10, "techage:fueloil")
 techage.register_liquid("techage:ta3_barrel_naphtha", "techage:ta3_barrel_empty", 10, "techage:naphtha")
 techage.register_liquid("techage:ta3_barrel_gasoline", "techage:ta3_barrel_empty", 10, "techage:gasoline")
+techage.register_liquid("techage:ta3_cylinder_large_gas", "techage:ta3_cylinder_large", 6, "techage:gas")
 
 techage.register_liquid("techage:ta3_canister_oil", "techage:ta3_canister_empty", 1, "techage:oil_source")
 techage.register_liquid("techage:ta3_canister_bitumen", "techage:ta3_canister_empty", 1, "techage:bitumen")
 techage.register_liquid("techage:ta3_canister_fueloil", "techage:ta3_canister_empty", 1, "techage:fueloil")
 techage.register_liquid("techage:ta3_canister_naphtha", "techage:ta3_canister_empty", 1, "techage:naphtha")
 techage.register_liquid("techage:ta3_canister_gasoline", "techage:ta3_canister_empty", 1, "techage:gasoline")
+techage.register_liquid("techage:ta3_cylinder_small_gas", "techage:ta3_cylinder_small", 1, "techage:gas")
 

liquids/liquid.lua

@@ -89,10 +89,10 @@ end
 local function get_network_table(pos, outdir, ntype)
 	local netID = get_netID(pos, outdir)
 	if netID then
-		local netw = networks.get_network(netID, Pipe)
+		local netw = networks.get_network("pipe", netID)
 		if not netw then
 			netw = networks.collect_network_nodes(pos, outdir, Pipe)
-			networks.set_network(netID, Pipe, netw)
+			networks.set_network("pipe", netID, netw)
 		end
 		local s = minetest.pos_to_string(minetest.get_position_from_hash(netID))
 		--print("netw", string.format("%012X", netID),  s, dump(netw))

liquids/tank.lua

@@ -16,93 +16,22 @@ local S2P = minetest.string_to_pos
 local P2S = minetest.pos_to_string
 local M = minetest.get_meta
 local S = techage.S
-local LQD = function(pos) return (minetest.registered_nodes[techage.get_node_lvm(pos).name] or {}).liquid end
 local Pipe = techage.LiquidPipe
 local liquid = techage.liquid
 
 local CAPACITY = 500
 
-
+local function formspec(pos, mem)
-local function formspec_tank(x, y, mem)
-	local itemname = "techage:liquid"
-	if mem.liquid and mem.liquid.amount and mem.liquid.amount > 0 and mem.liquid.name then
-		itemname = mem.liquid.name.." "..mem.liquid.amount
-	end
-	return "container["..x..","..y.."]"..
-		"background[0,0;3,2.05;techage_form_grey.png]"..
-		"image[0,0;1,1;techage_form_input_arrow.png]"..
-		techage.item_image(1, 0, itemname)..
-		"image[2,0;1,1;techage_form_output_arrow.png]"..
-		"image[1,1;1,1;techage_form_arrow.png]"..
-		"list[context;src;0,1;1,1;]"..
-		"list[context;dst;2,1;1,1;]"..
-		--"listring[]"..
-		"container_end[]"
-end	
-
-local function formspec(mem)
 	local update = ((mem.countdown or 0) > 0 and mem.countdown) or S("Update")
 	return "size[8,6]"..
 	default.gui_bg..
 	default.gui_bg_img..
 	default.gui_slots..
-	formspec_tank(2, 0, mem)..
+	liquid.formspec_liquid(2, 0, mem)..
 	"button[5.5,0.5;2,1;update;"..update.."]"..
 	"list[current_player;main;0,2.3;8,4;]"
 end
 
-local function fill_container(pos, inv)
-	local mem = tubelib2.get_mem(pos)
-	mem.liquid = mem.liquid or {}
-	mem.liquid.amount = mem.liquid.amount or 0
-	local empty_container = inv:get_stack("src", 1):get_name()
-	local full_container = liquid.get_full_container(empty_container, mem.liquid.name)
-	if empty_container and full_container then
-		local ldef = liquid.get_liquid_def(full_container)
-		if ldef and mem.liquid.amount - ldef.size >= 0 then 
-			if inv:room_for_item("dst", ItemStack(full_container)) then
-				inv:remove_item("src", ItemStack(empty_container))
-				inv:add_item("dst", ItemStack(full_container))
-				mem.liquid.amount = mem.liquid.amount - ldef.size
-				if mem.liquid.amount == 0 then
-					mem.liquid.name = nil
-				end
-			end
-		end
-	end
-end
-
-local function empty_container(pos, inv)
-	local mem = tubelib2.get_mem(pos)
-	mem.liquid = mem.liquid or {}
-	mem.liquid.amount = mem.liquid.amount or 0
-	local stack = inv:get_stack("src", 1)
-	local ldef = liquid.get_liquid_def(stack:get_name())
-	if ldef and (not mem.liquid.name or ldef.inv_item == mem.liquid.name) then
-		local capa = LQD(pos).capa
-		local amount = stack:get_count() * ldef.size
-		if mem.liquid.amount + amount <= capa then 
-			if inv:room_for_item("dst", ItemStack(ldef.container)) then
-				inv:remove_item("src", stack)
-				inv:add_item("dst", ItemStack(ldef.container))
-				mem.liquid.amount = mem.liquid.amount + amount
-				mem.liquid.name = ldef.inv_item
-			end
-		end
-	end
-end
-
-local function move_item(pos, stack)
-	local mem = tubelib2.get_mem(pos)
-	local inv = M(pos):get_inventory()
-	if liquid.is_container_empty(stack:get_name()) then
-		fill_container(pos, inv)
-	else
-		empty_container(pos, inv)
-	end
-	M(pos):set_string("formspec", formspec(mem))
-end
-	
 local function allow_metadata_inventory_put(pos, listname, index, stack, player)
 	if minetest.is_protected(pos, player:get_player_name()) then
 		return 0
@@ -122,13 +51,13 @@ local function allow_metadata_inventory_move()
 end
 
 local function on_metadata_inventory_put(pos, listname, index, stack, player)
-	minetest.after(0.5, move_item, pos, stack)
+	minetest.after(0.5, liquid.move_item, pos, stack, CAPACITY, formspec)
 end
 
 local function on_rightclick(pos)
 	local mem = tubelib2.get_mem(pos)
 	mem.countdown = 10
-	M(pos):set_string("formspec", formspec(mem))
+	M(pos):set_string("formspec", formspec(pos, mem))
 	minetest.get_node_timer(pos):start(2)
 end
 
@@ -138,7 +67,7 @@ local function on_receive_fields(pos, formname, fields, player)
 	end
 	local mem = tubelib2.get_mem(pos)
 	mem.countdown = 10
-	M(pos):set_string("formspec", formspec(mem))
+	M(pos):set_string("formspec", formspec(pos, mem))
 	minetest.get_node_timer(pos):start(2)
 end
 
@@ -146,9 +75,7 @@ local function can_dig(pos, player)
 	if minetest.is_protected(pos, player:get_player_name()) then
 		return false
 	end
-	local mem = tubelib2.get_mem(pos)
+	return liquid.is_empty(pos)
-	local inv = minetest.get_meta(pos):get_inventory()
-	return inv:is_empty("src") and inv:is_empty("dst") and (not mem.liquid or (mem.liquid.amount or 0) == 0)
 end
 
 
@@ -176,7 +103,7 @@ minetest.register_node("techage:ta3_tank", {
 		local number = techage.add_node(pos, "techage:ta3_tank")
 		meta:set_string("node_number", number)
 		meta:set_string("owner", placer:get_player_name())
-		meta:set_string("formspec", formspec(mem))
+		meta:set_string("formspec", formspec(pos, mem))
 		meta:set_string("infotext", S("TA3 Tank").." "..number)
 		Pipe:after_place_node(pos)
 	end,
@@ -187,7 +114,7 @@ minetest.register_node("techage:ta3_tank", {
 		local mem = tubelib2.get_mem(pos)
 		if mem.countdown then
 			mem.countdown = mem.countdown - 1
-			M(pos):set_string("formspec", formspec(mem))
+			M(pos):set_string("formspec", formspec(pos, mem))
 			return mem.countdown > 0
 		end
 	end,
@@ -202,7 +129,7 @@ minetest.register_node("techage:ta3_tank", {
 			local leftover = liquid.srv_put(pos, indir, name, amount)
 			local inv = M(pos):get_inventory()
 			if not inv:is_empty("src") and inv:is_empty("dst") then
-				fill_container(pos, inv)
+				liquid.fill_container(pos, inv)
 			end
 			return leftover
 		end,
@@ -263,7 +190,7 @@ minetest.register_node("techage:oiltank", {
 		local number = techage.add_node(pos, "techage:oiltank")
 		meta:set_string("node_number", number)
 		meta:set_string("owner", placer:get_player_name())
-		meta:set_string("formspec", formspec(mem))
+		meta:set_string("formspec", formspec(pos, mem))
 		meta:set_string("infotext", S("Oil Tank").." "..number)
 		Pipe:after_place_node(pos)
 	end,
@@ -274,7 +201,7 @@ minetest.register_node("techage:oiltank", {
 		local mem = tubelib2.get_mem(pos)
 		if mem.countdown then
 			mem.countdown = mem.countdown - 1
-			M(pos):set_string("formspec", formspec(mem))
+			M(pos):set_string("formspec", formspec(pos, mem))
 			return mem.countdown > 0
 		end
 	end,
@@ -289,7 +216,7 @@ minetest.register_node("techage:oiltank", {
 			local leftover = liquid.srv_put(pos, indir, name, amount)
 			local inv = M(pos):get_inventory()
 			if not inv:is_empty("src") and inv:is_empty("dst") then
-				fill_container(pos, inv)
+				liquid.fill_container(pos, inv)
 			end
 			return leftover
 		end,
@@ -340,7 +267,7 @@ minetest.register_node("techage:ta4_tank", {
 		local number = techage.add_node(pos, "techage:ta4_tank")
 		meta:set_string("node_number", number)
 		meta:set_string("owner", placer:get_player_name())
-		meta:set_string("formspec", formspec(mem))
+		meta:set_string("formspec", formspec(pos, mem))
 		meta:set_string("infotext", S("TA4 Tank").." "..number)
 		Pipe:after_place_node(pos)
 	end,
@@ -351,7 +278,7 @@ minetest.register_node("techage:ta4_tank", {
 		local mem = tubelib2.get_mem(pos)
 		if mem.countdown then
 			mem.countdown = mem.countdown - 1
-			M(pos):set_string("formspec", formspec(mem))
+			M(pos):set_string("formspec", formspec(pos, mem))
 			return mem.countdown > 0
 		end
 	end,
@@ -366,7 +293,7 @@ minetest.register_node("techage:ta4_tank", {
 			local leftover = liquid.srv_put(pos, indir, name, amount)
 			local inv = M(pos):get_inventory()
 			if not inv:is_empty("src") and inv:is_empty("dst") then
-				fill_container(pos, inv)
+				liquid.fill_container(pos, inv)
 			end
 			return leftover
 		end,
@@ -392,45 +319,7 @@ minetest.register_node("techage:ta4_tank", {
 	sounds = default.node_sound_metal_defaults(),
 })
 
-techage.register_node({"techage:ta3_tank", "techage:ta4_tank", "techage:oiltank"}, {
+techage.register_node({"techage:ta3_tank", "techage:ta4_tank", "techage:oiltank"}, liquid.tubing)	
-	on_pull_item = function(pos, in_dir, num)
-		local inv = M(pos):get_inventory()
-		if not inv:is_empty("dst") then
-			local taken = techage.get_items(inv, "dst", num) 
-			if not inv:is_empty("src") then
-				fill_container(pos, inv)
-			end
-			return taken
-		end
-	end,
-	on_push_item = function(pos, in_dir, stack)
-		local inv = M(pos):get_inventory()
-		if inv:room_for_item("src", stack) then
-			inv:add_item("src", stack)
-			if liquid.is_container_empty(stack:get_name()) then
-				fill_container(pos, inv)
-			else
-				empty_container(pos, inv)
-			end
-			return true
-		end
-		return false
-	end,
-	on_unpull_item = function(pos, in_dir, stack)
-		local meta = M(pos)
-		local inv = meta:get_inventory()
-		return techage.put_items(inv, "dst", stack)
-	end,
-	on_recv_message = function(pos, src, topic, payload)
-		if topic == "state" then
-			local meta = M(pos)
-			local inv = meta:get_inventory()
-			return techage.get_inv_state(inv, "main")
-		else
-			return "unsupported"
-		end
-	end,
-})	
 
 Pipe:add_secondary_node_names({"techage:ta3_tank", "techage:ta4_tank", "techage:oiltank"})
 

manuals/manual_ta2_DE.md

@@ -21,7 +21,7 @@ Bei allen Blöcken beim Setzen immer auch die Ausrichtung achten:
 
 Der Boiler muss mit Wasser gefüllt werden. Dazu bis zu 10 Eimer Wasser in den Boiler füllen.  
 Die Feuerbox muss mit Kohle oder Holzkohle gefüllt werden.  
-Wenn das Wasser heiß ist, kann das Ventil am Boiler geöffnet und anschließend die Dampfmaschine am Schwungrad gestartet werden.
+Wenn das Wasser heiß ist (Temperaturanzeige ganz oben), kann die Dampfmaschine am Schwungrad gestartet werden.
 
 Die Dampfmaschine leistet 25 ku, kann damit mehrere Maschinen gleichzeitig antreiben.
 
@@ -39,7 +39,7 @@ Die Feuerbox muss mit Kohle oder Holzkohle gefüllt werden. Die Brenndauer ist a
 
 ### TA2 Boiler
 
-Teil der Dampfmaschine. Muss mit Wasser gefüllt werden. Wem kein Wasser mehr vorhanden ist oder die Temperatur zu weit absinkt, schaltet sich der Boiler ab.
+Teil der Dampfmaschine. Muss mit Wasser gefüllt werden. Wem kein Wasser mehr vorhanden ist oder die Temperatur zu weit absinkt, schaltet sich die Dampfmaschine ab.
 
 [ta2_boiler|image]
 

nodes/test.lua

@@ -1,549 +0,0 @@
-minetest.register_node("techage:block1", {
-	description = "block1",
-	tiles = {"techage_filling_ta2.png^techage_frame_ta2.png"},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-minetest.register_node("techage:block2", {
-	description = "block2",
-	tiles = {"techage_filling_ta3.png^techage_frame_ta3.png"},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-minetest.register_node("techage:block3", {
-	description = "block3",
-	tiles = {
-		"techage_top_ta4.png",
-		"techage_filling_ta4.png^techage_frame_ta4.png",
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-
-
-
-minetest.register_node("techage:block4", {
-	description = "block4",
-	tiles = {
-		-- up, down, right, left, back, front
-		'techage_filling_ta2.png^techage_frame_ta2.png^techage_appl_arrow.png',
-		'techage_filling_ta2.png^techage_frame_ta2.png',
-		'techage_filling_ta2.png^techage_frame_ta2.png^techage_appl_outp.png',
-		'techage_filling_ta2.png^techage_frame_ta2.png^techage_appl_inp.png',
-		{
-			image = "techage_pusher14.png^[transformR180]^techage_frame14_ta2.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2.0,
-			},
-		},
-		{
-			image = "techage_pusher14.png^techage_frame14_ta2.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2.0,
-			},
-		},
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-minetest.register_node("techage:block5", {
-	description = "block5",
-	tiles = {
-		-- up, down, right, left, back, front
-		'techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_arrow.png',
-		'techage_filling_ta3.png^techage_frame_ta3.png',
-		'techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_outp.png',
-		'techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_inp.png',
-		{
-			image = "techage_pusher14.png^[transformR180]^techage_frame14_ta3.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2.0,
-			},
-		},
-		{
-			image = "techage_pusher14.png^techage_frame14_ta3.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2.0,
-			},
-		},
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-minetest.register_node("techage:block6", {
-	description = "block6",
-	tiles = {
-		-- up, down, right, left, back, front
-		'techage_filling_ta4.png^techage_top_ta4.png^techage_appl_arrow.png',
-		'techage_filling_ta4.png^techage_frame_ta4.png',
-		'techage_filling_ta4.png^techage_frame_ta4.png^techage_appl_outp.png',
-		'techage_filling_ta4.png^techage_frame_ta4.png^techage_appl_inp.png',
-		{
-			image = "tubelib_pusher.png^[transformR180]^techage_frame14_ta4.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2.0,
-			},
-		},
-		{
-			image = "tubelib_pusher.png^techage_frame14_ta4.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2.0,
-			},
-		},
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-
-
-
-
-
-minetest.register_node("techage:block7", {
-	description = "block7",
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_filling_ta2.png^techage_frame_ta2.png",
-		"techage_filling_ta2.png^techage_frame_ta2.png",
-		"techage_filling_ta2.png^techage_frame_ta2.png^techage_appl_chest_back_ta3.png",
-		"techage_filling_ta2.png^techage_frame_ta2.png^techage_appl_chest_back_ta3.png",
-		"techage_filling_ta2.png^techage_frame_ta2.png^techage_appl_chest_back_ta3.png",
-		"techage_filling_ta2.png^techage_frame_ta2.png^techage_appl_chest_front_ta3.png",
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-minetest.register_node("techage:block8", {
-	description = "block8",
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_filling_ta3.png^techage_frame_ta3.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_chest_back_ta3.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_chest_back_ta3.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_chest_back_ta3.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_chest_front_ta3.png",
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-minetest.register_node("techage:block9", {
-	description = "block9",
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_filling_ta4.png^techage_top_ta4.png",
-		"techage_filling_ta4.png^techage_frame_ta4.png",
-		"techage_filling_ta4.png^techage_frame_ta4.png^techage_appl_chest_back_ta4.png",
-		"techage_filling_ta4.png^techage_frame_ta4.png^techage_appl_chest_back_ta4.png",
-		"techage_filling_ta4.png^techage_frame_ta4.png^techage_appl_chest_back_ta4.png",
-		"techage_filling_ta4.png^techage_frame_ta4.png^techage_appl_chest_front_ta4.png",
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-
-
-minetest.register_node("techage:sieve", {
-	description = "sieve",
-	drawtype = "nodebox",
-	tiles = {
-		-- up, down, right, left, back, front
-		'techage_filling_ta2.png^techage_frame_ta2.png^techage_appl_inp.png',
-		'techage_filling_ta2.png^techage_frame_ta2.png',
-		'techage_filling_ta2.png^techage_frame_ta2.png^techage_appl_outp.png',
-		'techage_filling_ta2.png^techage_frame_ta2.png',
-		{
-			image = "techage_filling4_ta2.png^techage_appl_sieve4.png^techage_frame4_ta2.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2,
-			},
-		},
-		{
-			image = "techage_filling4_ta2.png^techage_appl_sieve4.png^techage_frame4_ta2.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2,
-			},
-		},
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-minetest.register_node("techage:sieve2", {
-	description = "sieve",
-	drawtype = "nodebox",
-	tiles = {
-		-- up, down, right, left, back, front
-		'techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_inp.png',
-		'techage_filling_ta3.png^techage_frame_ta3.png',
-		'techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_outp.png',
-		'techage_filling_ta3.png^techage_frame_ta3.png',
-		{
-			image = "techage_filling4_ta3.png^techage_appl_sieve4.png^techage_frame4_ta3.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2,
-			},
-		},
-		{
-			image = "techage_filling4_ta3.png^techage_appl_sieve4.png^techage_frame4_ta3.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2,
-			},
-		},
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-
-minetest.register_node("techage:sieve3", {
-	description = "sieve",
-	drawtype = "nodebox",
-	tiles = {
-		-- up, down, right, left, back, front
-		'techage_filling_ta4.png^techage_top_ta4.png^techage_appl_inp.png',
-		'techage_filling_ta4.png^techage_frame_ta4.png',
-		'techage_filling_ta4.png^techage_frame_ta4.png^techage_appl_outp.png',
-		'techage_filling_ta4.png^techage_frame_ta4.png',
-		{
-			image = "techage_filling4_ta4.png^techage_appl_sieve4.png^techage_frame4_ta4.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2,
-			},
-		},
-		{
-			image = "techage_filling4_ta4.png^techage_appl_sieve4.png^techage_frame4_ta4.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2,
-			},
-		},
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-
-minetest.register_node("techage:filler", {
-	description = "filler",
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_arrow.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_hole2.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_inp.png",
-		--"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_filler.png",
-		--"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_filler.png",
-		{
-			image = "techage_filling4_ta3.png^techage_appl_filler4.png^techage_frame4_ta3.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2.0,
-			},
-		},
-		{
-			image = "techage_filling4_ta3.png^techage_appl_filler4.png^techage_frame4_ta3.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 2.0,
-			},
-		},
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-minetest.register_node("techage:compressor", {
-	description = "compressor",
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_arrow.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_hole2.png",
-		"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_hole2.png",
-		--"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_compressor.png",
-		--"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_compressor.png^[transformFX]",
-		{
-			image = "techage_filling4_ta3.png^techage_appl_compressor4.png^techage_frame4_ta3.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 0.2,
-			},
-		},
-		{
-			image = "techage_filling4_ta3.png^techage_appl_compressor4.png^[transformFX]^techage_frame4_ta3.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 0.2,
-			},
-		},
-	},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-
-minetest.register_node("techage:fermenter", {
-	description = "fermenter",
-	tiles = {"techage_fermenter.png"},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-minetest.register_node("techage:fermenter_foil", {
-	description = "fermenter_foil",
-	tiles = {"techage_fermenter_foil.png"},
-	paramtype = "light",
-	light_source = 0,	
-	sunlight_propagates = true,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	is_ground_content = false,
-	--sounds = default.node_sound_stone_defaults(),
-})
-
-
-minetest.register_node("techage:biomass", {
-	description = "biomass",
-	drawtype = "liquid",
-	tiles = {
-		{
-			name = "techage_biomass.png",
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 4.0,
-			},
-		},
-	},
-	special_tiles = {
-		-- New-style water source material (mostly unused)
-		{
-			name = "techage_biomass.png",
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 4.0,
-			},
-			backface_culling = false,
-		},
-	},
-	
-	on_timer = function(pos)
-		minetest.remove_node(pos)
-		return false
-	end,
-	
-	after_place_node = function(pos, placer)
-		minetest.get_node_timer(pos):start(5)
-	end,
-
-	--alpha = 160,
-	paramtype = "light",
-	walkable = false,
-	pointable = false,
-	diggable = false,
-	buildable_to = true,
-	is_ground_content = false,
-	drop = "",
-	drowning = 1,
-	liquidtype = "source",
-	liquid_alternative_flowing = "techage:biomass_flowing",
-	liquid_alternative_source = "techage:biomass",
-	liquid_viscosity = 1,
-	post_effect_color = {a = 103, r = 30, g = 60, b = 90},
-	groups = {water = 3, liquid = 3, puts_out_fire = 1, cools_lava = 1},
-	sounds = default.node_sound_water_defaults(),
-})
-
-minetest.register_node("techage:biomass_flowing", {
-	description = "biomass",
-	drawtype = "flowingliquid",
-	tiles = {"default_water.png"},
-	special_tiles = {
-		{
-			name = "techage_biomass.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 4,
-			},
-		},
-		{
-			name = "techage_biomass.png",
-			backface_culling = true,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 4,
-			},
-		},
-	},
-	--alpha = 220,
-	paramtype = "light",
-	paramtype2 = "flowingliquid",
-	walkable = false,
-	pointable = false,
-	diggable = false,
-	buildable_to = true,
-	is_ground_content = false,
-	drop = "",
-	drowning = 1,
-	liquidtype = "flowing",
-	liquid_alternative_flowing = "techage:biomass_flowing",
-	liquid_alternative_source = "techage:biomass",
-	liquid_viscosity = 1,
-	post_effect_color = {a = 103, r = 30, g = 60, b = 90},
-	groups = {water = 3, liquid = 3, puts_out_fire = 1,
-		not_in_creative_inventory = 0, cools_lava = 1},
-	sounds = default.node_sound_water_defaults(),
-})
-

oil/gasflare.lua

@@ -104,7 +104,7 @@ local function start_flarestack(pos, playername)
 			max_hear_distance = 20, 
 			gain = 1, 
 			loop = true})
-	print("handle", handle)
+	--print("handle", handle)
 	meta:set_int("handle", handle)
 end
 
@@ -140,7 +140,7 @@ minetest.register_node("techage:gasflare", {
 	end,
 	
 	after_dig_node = function(pos, oldnode, oldmetadata, digger)
-		print(dump(oldmetadata))
+		--print(dump(oldmetadata))
 		stop_flarestack(pos, oldmetadata.fields.handle)
 		local node = minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z})
 		if node.name == "techage:gasflare2" then

oil/generator.lua

@@ -1,280 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	TA3 Tiny Oil Power Generator
-
-]]--
-
--- for lazy programmers
-local M = minetest.get_meta
-local S = techage.S
-
-local Power = techage.ElectricCable
-local firebox = techage.firebox
-local power = techage.power
-local fuel = techage.fuel
-local Pipe = techage.LiquidPipe
-local liquid = techage.liquid
-
-local CYCLE_TIME = 2
-local PWR_CAPA = 12
-local EFFICIENCY = 2.5
-
-local function formspec(self, pos, mem)
-	local fuel_percent = 0
-	if mem.running then
-		fuel_percent = ((mem.burn_cycles or 1) * 100) / (mem.burn_cycles_total or 1)
-	end
-	return "size[8,6]"..
-		default.gui_bg..
-		default.gui_bg_img..
-		default.gui_slots..
-		fuel.formspec_fuel(1, 0, mem)..
-		"button[1.6,1;1.8,1;update;"..S("Update").."]"..
-		"image_button[5.5,0.5;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
-		"image[6.5,0;1,2;"..power.formspec_power_bar(PWR_CAPA, mem.provided).."]"..
-		"list[current_player;main;0,2.3;8,4;]"..
-		default.get_hotbar_bg(0, 3)
-end
-
-local function can_start(pos, mem, state)
-	if mem.burn_cycles > 0 or (mem.liquid and mem.liquid.amount and mem.liquid.amount > 0) then 
-		return true 
-	end
-	return false
-end
-
-local function start_node(pos, mem, state)
-	mem.running = true
-	power.generator_start(pos, mem, PWR_CAPA)
-	minetest.sound_play("techage_generator", {
-		pos = pos, 
-		gain = 1,
-		max_hear_distance = 10})
-end
-
-local function stop_node(pos, mem, state)
-	mem.running = false
-	mem.provided = 0
-	power.generator_stop(pos, mem)
-end
-
-local State = techage.NodeStates:new({
-	node_name_passive = "techage:tiny_generator",
-	node_name_active = "techage:tiny_generator_on",
-	cycle_time = CYCLE_TIME,
-	standby_ticks = 0,
-	formspec_func = formspec,
-	infotext_name = "TA3 Tiny Power Generator",
-	can_start = can_start,
-	start_node = start_node,
-	stop_node = stop_node,
-})
-
-local function burning(pos, mem)
-	local ratio = math.max((mem.provided or PWR_CAPA) / PWR_CAPA, 0.02)
-	
-	mem.liquid = mem.liquid or {}
-	mem.liquid.amount = mem.liquid.amount or 0
-	mem.burn_cycles = (mem.burn_cycles or 0) - ratio
-	if mem.burn_cycles <= 0 then
-		if mem.liquid.amount > 0 then
-			mem.liquid.amount = mem.liquid.amount - 1
-			mem.burn_cycles = fuel.burntime(mem.liquid.name) * EFFICIENCY / CYCLE_TIME
-			mem.burn_cycles_total = mem.burn_cycles
-			return true
-		else
-			mem.liquid.name = nil 
-			State:fault(pos, mem)
-			return false
-		end
-	else
-		return true
-	end
-end
-
-local function node_timer(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
-	if mem.running and burning(pos, mem) then
-		mem.provided = power.generator_alive(pos, mem)
-		minetest.sound_play("techage_generator", {
-			pos = pos, 
-			gain = 1,
-			max_hear_distance = 10})
-		return true
-	else
-		mem.provided = 0
-	end
-	return false
-end
-
-local function on_receive_fields(pos, formname, fields, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return
-	end
-	local mem = tubelib2.get_mem(pos)
-	State:state_button_event(pos, mem, fields)
-	
-	M(pos):set_string("formspec", formspec(State, pos, mem))
-end
-
-
-local function formspec_clbk(pos, mem)
-	return formspec(State, pos, mem)
-end
-
-local function on_metadata_inventory_put(pos, listname, index, stack, player)
-	minetest.after(0.5, fuel.move_item, pos, stack, formspec_clbk)
-end
-
-local function on_rightclick(pos)
-	local mem = tubelib2.get_mem(pos)
-	M(pos):set_string("formspec", formspec(State, pos, mem))
-end
-
-local _liquid = {
-	fuel_cat = fuel.BT_NAPHTHA,
-	capa = fuel.CAPACITY,
-	peek = liquid.srv_peek,
-	put = function(pos, indir, name, amount)
-		if fuel.valid_fuel(name, fuel.BT_NAPHTHA) then
-			return liquid.srv_put(pos, indir, name, amount)
-		end
-		return amount
-	end,
-	take = liquid.srv_take,
-}
-
-local _networks = {
-	pipe = {
-		sides = techage.networks.AllSides, -- Pipe connection sides
-		ntype = "tank",
-	},
-}
-
-minetest.register_node("techage:tiny_generator", {
-	description = S("TA3 Tiny Power Generator"),
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_appl_electric_gen_top.png^techage_frame_ta3_top.png",
-		"techage_appl_electric_gen_top.png^techage_frame_ta3.png",
-		"techage_appl_electric_gen_side.png^techage_appl_hole_electric.png^techage_frame_ta3.png",
-		"techage_appl_electric_gen_side.png^techage_frame_ta3.png",
-		"techage_appl_electric_gen_front.png^[transformFX]^techage_frame_ta3.png",
-		"techage_appl_electric_gen_front.png^techage_frame_ta3.png",
-	},
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	on_rotate = screwdriver.disallow,
-	is_ground_content = false,
-
-	on_construct = function(pos)
-		local mem = tubelib2.init_mem(pos)
-		local number = techage.add_node(pos, "techage:tiny_generator")
-		mem.running = false
-		mem.burn_cycles = 0
-		State:node_init(pos, mem, number)
-		local meta = M(pos)
-		meta:set_string("formspec", formspec(State, pos, mem))
-		local inv = meta:get_inventory()
-		inv:set_size('fuel', 1)
-	end,
-
-	
-	allow_metadata_inventory_put = fuel.allow_metadata_inventory_put,
-	allow_metadata_inventory_take = fuel.allow_metadata_inventory_take,
-	on_metadata_inventory_put = on_metadata_inventory_put,
-	on_receive_fields = on_receive_fields,
-	on_rightclick = on_rightclick,
-	on_timer = node_timer,
-	can_dig = fuel.can_dig,
-	liquid = _liquid,
-	networks = _networks,
-})
-
-minetest.register_node("techage:tiny_generator_on", {
-	description = S("TA3 Tiny Power Generator"),
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_appl_electric_gen_top.png^techage_frame_ta3_top.png",
-		"techage_appl_electric_gen_top.png^techage_frame_ta3.png",
-		"techage_appl_electric_gen_side.png^techage_appl_hole_electric.png^techage_frame_ta3.png",
-		"techage_appl_electric_gen_side.png^techage_frame_ta3.png",
-		{
-			image = "techage_appl_electric_gen_front4.png^[transformFX]^techage_frame4_ta3.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 0.8,
-			},
-		},
-		{
-			image = "techage_appl_electric_gen_front4.png^techage_frame4_ta3.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 0.8,
-			},
-		},
-	},
-	
-	paramtype = "light",
-	paramtype2 = "facedir",
-	groups = {not_in_creative_inventory=1},
-	diggable = false,
-	light_source = 4,
-	on_rotate = screwdriver.disallow,
-	is_ground_content = false,
-
-	allow_metadata_inventory_put = fuel.allow_metadata_inventory_put,
-	allow_metadata_inventory_take = fuel.allow_metadata_inventory_take,
-	on_metadata_inventory_put = on_metadata_inventory_put,
-	on_receive_fields = on_receive_fields,
-	on_rightclick = on_rightclick,
-	on_timer = node_timer,
-	can_dig = fuel.can_dig,
-	liquid = _liquid,
-	networks = _networks,
-})
-
-Pipe:add_secondary_node_names({"techage:tiny_generator", "techage:tiny_generator_on"})
-
-techage.power.register_node({"techage:tiny_generator", "techage:tiny_generator_on"}, {
-	conn_sides = {"R"},
-	power_network  = Power,
-})
-
-techage.register_node({"techage:tiny_generator", "techage:tiny_generator_on"}, {
-	on_recv_message = function(pos, src, topic, payload)
-		local mem = tubelib2.get_mem(pos)
-		if topic == "load" then
-			return power.percent(PWR_CAPA, mem.provided)
-		else
-			return State:on_receive_message(pos, topic, payload)
-		end
-	end,
-	on_node_load = function(pos)
-		State:on_node_load(pos)
-	end,
-})	
-
-minetest.register_craft({
-	output = "techage:tiny_generator",
-	recipe = {
-		{'default:steel_ingot', 'techage:usmium_nuggets', 'default:steel_ingot'},
-		{'dye:red', 'basic_materials:gear_steel', 'techage:electric_cableS'},
-		{'default:steel_ingot', 'techage:vacuum_tube', 'default:steel_ingot'},
-	},
-})
-

power/api.md

@@ -1,65 +0,0 @@
-# Power Distribution API
-
-The module power supports 3 kinds of devices:
-- Generators: Provide power, can be turned on/off
-- Consumers: Need power, like machines or lamps, can be turned on/off
-- Akkus: Can provide stored power, combination of generator and consumer
-
-### Possible connection sides
-```
-                        U(p) B(ack)
-                        |    /
-                        |   /
-                     +--|-----+
-                    /   o    /|
-                   +--------+ |
-        L(eft) ----|        |o---- R(ight)
-                   |    o   | +
-                   |   /    |/
-                   +--/-----+
-                     /  |
-                F(ront) |
-                        |
-                      D(own)
-```
-
-All 3 kinds of nodes use the same registration function to enrich the nodes functionality for power distribution.
-
-    techage.power.register_nodes(names, definition) 
-    -- names is a list of node names
-	-- definition is a table according to:
-
-	{
-		conn_sides = <list>,                   -- allowed connection sides for power cables
-			                                   -- one or several of {"L", "R", "U", "D", "F", "B"}
-		power_network = <tubelib2-instance>,
-    }
-
-tbd..........
-
-
-	techage.power.power_distribution(pos) 
-	-- Trigger the recalculation or the power distribution in case of
-    -- a turn on/off request
-
-
-    techage.power.formspec_power_bar(max_power, current_power)
-    -- returns the formspec PGN with a bar according the the ratio `current_power/max_power`
-
-    techage.power.formspec_load_bar(charging)
-    -- returns the formspec PGN with the charging/uncharging symbol
-    -- charging can be:
-    --   true  => charging
-    --   false => uncharging
-    --   nil   => turned off
-
-
-### Internas
-The function `techage.power.register_nodes`:
-- adds a wrapper to `after_place_node` (needed to maintain tubelib2 data base)
-- adds a wrapper to `after_dig_node` (needed to maintain tubelib2 data base)
-- adds the function `after_tube_update` (needed to maintain tubelib2 data base)
-- adds the table `power` to the node definition with the provided attributes
-- adds `power_dirs` to the node meta table with the `conn_sides` information converted to node specific dirs
-- adds `mem.connections` for the available power connections with consideration of valid `power_dirs`
-

power/drive_axle.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -33,11 +33,6 @@ local Axle = tubelib2.Tube:new({
 	end,
 })
 
-Axle:register_on_tube_update(function(node, pos, out_dir, peer_pos, peer_in_dir)
-	minetest.registered_nodes[node.name].after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir)
-end)
-
-techage.Axle = Axle
 
 minetest.register_node("techage:axle", {
 	description = S("TA2 Drive Axle"),
@@ -182,17 +177,4 @@ minetest.register_craft({
 })
 
 
--- Axles PNG animation
+techage.Axle = Axle
-function techage.switch_axles(pos, on)
-	local s = M(pos):get_string("power_dirs")
-	if s ~= "" then
-		for _,indir in ipairs(minetest.deserialize(s)) do
-			local out_dir = tubelib2.Turn180Deg[indir]
-			if on then
-				Axle:switch_tube_line(pos, out_dir, "on")
-			else
-				Axle:switch_tube_line(pos, out_dir, "off")
-			end
-		end
-	end
-end

power/electric_cable.lua

@@ -3,12 +3,12 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
 	
-	TA3/TA4 Cable for electrical power distribution
+	TA3 Electric Cables (AC)
 
 ]]--
 
@@ -18,13 +18,16 @@ local P2S = minetest.pos_to_string
 local M = minetest.get_meta
 local S = techage.S
 
+local ELE1_MAX_CABLE_LENGHT = 1000
+
 local Cable = tubelib2.Tube:new({
 	dirs_to_check = {1,2,3,4,5,6},
-	max_tube_length = 1000, 
+	max_tube_length = ELE1_MAX_CABLE_LENGHT, 
 	show_infotext = false,
-	tube_type = "electric_cable",
+	tube_type = "ele1",
 	primary_node_names = {"techage:electric_cableS", "techage:electric_cableA",
-		"techage:power_line", "techage:power_lineS", "techage:power_lineA", "techage:power_pole2"},
+		"techage:power_line", "techage:power_lineS", "techage:power_lineA", 
+		"techage:power_pole2"},
 	secondary_node_names = {},
 	after_place_tube = function(pos, param2, tube_type, num_tubes)
 		-- Handle "power line" nodes
@@ -154,14 +157,6 @@ minetest.register_node("techage:electric_cableA", {
 	drop = "techage:electric_cableS",
 })
 
-Cable:register_on_tube_update(function(node, pos, out_dir, peer_pos, peer_in_dir)
-	if minetest.registered_nodes[node.name].after_tube_update then -- primay/secondary nodes
-		minetest.registered_nodes[node.name].after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir)
-	else -- all kind of nodes, used as cable filler/grout
-		techage.power.after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir, Cable)
-	end
-end)
-
 minetest.register_craft({
 	output = "techage:electric_cableS 6",
 	recipe = {
@@ -171,3 +166,5 @@ minetest.register_craft({
 	},
 })
 
+techage.ElectricCable = Cable
+techage.ELE1_MAX_CABLE_LENGHT = ELE1_MAX_CABLE_LENGHT

power/junction.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -48,10 +48,10 @@ end
 
 -- 'size' is the size of the junction cube without any connection, e.g. 1/8
 -- 'boxes' is a table with 6 table elements for the 6 possible connection arms
--- 'network' is the power (tubelib2) instance or nil
+-- 'tlib2' is the tubelib2 instance
 -- 'node' is the node definition with tiles, callback functions, and so on
 -- 'index' number for the inventory node (default 0)
-function techage.register_junction(name, size, boxes, network, node, index)
+function techage.register_junction(name, size, boxes, tlib2, node, index)
 	for idx = 0,63 do
 		local ndef = table.copy(node)
 		if idx == (index or 0) then
@@ -69,23 +69,23 @@ function techage.register_junction(name, size, boxes, network, node, index)
 		ndef.is_ground_content = false 
 		ndef.drop = name..(index or "0")
 		minetest.register_node(name..idx, ndef)
-		-- Register in addition for power distribution
+		tlib2:add_secondary_node_names({name..idx})
-		if network then
-			techage.power.register_node({name..idx}, {
-				power_network = network,
-				after_tube_update = ndef.after_tube_update,
-			})
-		end
 	end
 end
 
 function techage.junction_type(pos, network)
 	local val = 0
 	for dir = 1,6 do
+		if network.force_to_use_tubes then
+			if network:friendly_primary_node(pos, dir) then
+				val = setbit(val, bit(dir))
+			end
+		else
 			if network:connected(pos, dir) then
 				val = setbit(val, bit(dir))
 			end
 		end
+	end
 	return val
 end	
 

power/junctionbox.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -16,6 +16,7 @@
 local M = minetest.get_meta
 local S = techage.S
 
+local networks = techage.networks
 local Cable = techage.ElectricCable
 local power = techage.power
 
@@ -35,22 +36,23 @@ techage.register_junction("techage:electric_junction", 2/8, Boxes, Cable, {
 	groups = {snappy = 2, choppy = 2, oddly_breakable_by_hand = 3, techage_trowel = 1},
 	sounds = default.node_sound_defaults(),
 
-	on_construct = tubelib2.init_mem,
+	after_place_node = function(pos, placer, itemstack, pointed_thing)
-	after_tube_update = function(node, pos, out_dir, peer_pos, peer_in_dir)
 		local name = "techage:electric_junction"..techage.junction_type(pos, Cable)
 		minetest.swap_node(pos, {name = name, param2 = 0})
-		power.network_changed(pos, tubelib2.get_mem(pos))
+		Cable:after_place_node(pos)
 	end,
-	is_power_available = function(pos)
+	tubelib2_on_update2 = function(pos, dir1, tlib2, node)
-		return techage.power.power_accounting(pos, tubelib2.get_mem(pos))
+		local name = "techage:electric_junction"..techage.junction_type(pos, Cable)
+		minetest.swap_node(pos, {name = name, param2 = 0})
+		power.update_network(pos, nil, tlib2)
 	end,
-})
+	after_dig_node = function(pos, oldnode, oldmetadata, digger)
-
+		Cable:after_dig_node(pos)
-minetest.register_craft({
+	end,
-	output = "techage:electric_junction0 2",
+	networks = {
-	recipe = {
+		ele1 = {
-		{"", "basic_materials:plastic_sheet", ""},
+			sides = networks.AllSides, -- connection sides for cables
-		{"basic_materials:plastic_sheet", "default:copper_ingot", "basic_materials:plastic_sheet"},
+			ntype = "junc",
-		{"", "basic_materials:plastic_sheet", ""},
+		},
 	},
 })

power/power.lua

@@ -1,678 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	Power distribution and consumption calculation
-	for any kind of power distribution network
-
-]]--
-
--- 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 N = function(pos) return minetest.get_node(pos).name end
-local D = techage.Debug
-
--- Techage Related Data
-local PWR = function(pos) return (minetest.registered_nodes[techage.get_node_lvm(pos).name] or {}).power end
-
--- Used to determine the already passed nodes while power distribution
-local Route = {}
-local NumNodes = 0
-
-techage.power = {}
-
-local MAX_NUM_NODES = 1000
-techage.MAX_NUM_NODES = MAX_NUM_NODES
-
--- Consumer States
-local STOPPED = 1
-local NOPOWER = 2
-local RUNNING = 3
-
--------------------------------------------------- Migrate
-local CRD = function(pos) return (minetest.registered_nodes[techage.get_node_lvm(pos).name] or {}).consumer end
-local Consumer = {
-	["techage:streetlamp_off"] = 0,
-	["techage:streetlamp_on"] = 0.5,
-	["techage:industriallamp1_off"] = 0,
-	["techage:industriallamp1_on"] = 0.5,
-	["techage:industriallamp2_off"] = 0,
-	["techage:industriallamp2_on"] = 0.5,
-	["techage:industriallamp3_off"] = 0,
-	["techage:industriallamp3_on"] = 0.5,
-	["techage:simplelamp_off"] = 0,
-	["techage:simplelamp_on"] = 0.5,
-	["techage:ceilinglamp_off"] = 0,
-	["techage:ceilinglamp_on"] = 0.5,
-	["techage:ta2_autocrafter_pas"] = 0,
-	["techage:ta2_autocrafter_act"] = 4,
-	["techage:ta3_autocrafter_pas"] = 0,
-	["techage:ta3_autocrafter_act"] = 6,
-	["techage:ta2_electronic_fab_pas"] = 0,
-	["techage:ta2_electronic_fab_act"] = 8,
-	["techage:ta3_electronic_fab_pas"] = 0,
-	["techage:ta3_electronic_fab_act"] = 12,
-	["techage:ta2_gravelsieve_pas"] = 0,
-	["techage:ta2_gravelsieve_act"] = 3,
-	["techage:ta3_gravelsieve_pas"] = 0,
-	["techage:ta3_gravelsieve_act"] = 4,
-	["techage:ta2_grinder_pas"] = 0,
-	["techage:ta2_grinder_act"] = 4,
-	["techage:ta3_grinder_pas"] = 0,
-	["techage:ta3_grinder_act"] = 6,
-	["techage:ta2_rinser_pas"] = 0,
-	["techage:ta2_rinser_act"] = 3,
-	["techage:ta3_booster"] = 0,
-	["techage:ta3_booster_on"] = 3,
-	["techage:ta3_drillbox_pas"] = 0,
-	["techage:ta3_drillbox_act"] = 16,
-	["techage:ta3_pumpjack_pas"] = 0,
-	["techage:ta3_pumpjack_act"] = 16,
-	["techage:gearbox"] = 0,
-	["techage:gearbox_on"] = 1,
-}
-local Generator = {
-	["techage:t2_source"] = 20,
-	["techage:t3_source"] = 20,
-	["techage:t4_source"] = 20,
-	["techage:flywheel"] = 0,
-	["techage:flywheel_on"] = 25,
-	["techage:generator"] = 0,
-	["techage:generator_on"] = 80,
-	["techage:tiny_generator"] = 0,
-	["techage:tiny_generator_on"] = 12,
-}
-local Akku = {
-	["techage:ta3_akku"] = 10
-}
-
-local function migrate(pos, mem, node)
-	if mem.master_pos or mem.is_master ~= nil then
-		print("migrate", S(pos), node.name)
-		if mem.master_pos then
-			mem.pwr_master_pos = table.copy(mem.master_pos)
-			mem.master_pos = nil
-		end
-		mem.pwr_is_master = mem.is_master; mem.is_master = nil
-		mem.available1 = nil
-		mem.available2 = nil
-		mem.supply1 = nil
-		mem.supply2 = nil
-		mem.needed1 = nil
-		mem.needed2 = nil
-		mem.demand1 = nil
-		mem.demand2 = nil
-		mem.reserve = nil
-		mem.could_be_master = nil
-		mem.node_loaded = nil
-		
-		mem.pwr_power_provided_cnt = 2
-		mem.pwr_node_alive_cnt = 4
-		
-		local name = techage.get_node_lvm(pos).name
-		mem.pwr_needed = Consumer[name]
-		mem.pwr_available = Generator[name]
-		mem.pwr_could_provide = Akku[name]
-		mem.pwr_could_need = Akku[name]
-		
-		if Consumer[name] then
-			if mem.techage_state then
-				if mem.techage_state == techage.STOPPED then
-					mem.pwr_state = STOPPED
-				elseif mem.techage_state == techage.NOPOWER or mem.techage_state == techage.RUNNING then
-					local crd = CRD(pos)
-					techage.power.consumer_start(pos, mem, crd.cycle_time, crd.power_consumption)
-				end
-			elseif mem.turned_on then
-				mem.pwr_state = RUNNING
-			elseif mem.pwr_needed then
-				mem.pwr_state = RUNNING
-			else
-				mem.pwr_state = STOPPED
-			end
-			if techage.in_list({"techage:ta2_electronic_fab_pas", "techage:ta2_electronic_fab_act", "techage:ta3_electronic_fab_pas", "techage:ta3_electronic_fab_act"}, name) then
-				mem.pwr_cycle_time = 6
-			elseif techage.in_list({"techage:ta3_drillbox_pas", "techage:ta3_drillbox_act"}, name) then
-				mem.pwr_cycle_time = 16
-			elseif techage.in_list({"techage:ta3_pumpjack_pas", "techage:ta3_pumpjack_act"}, name) then
-				mem.pwr_cycle_time = 8
-			else
-				mem.pwr_cycle_time = 4
-			end
-		elseif Generator[name] then
-			mem.pwr_cycle_time = 2
-			if mem.generating then
-				techage.power.generator_start(pos, mem, Generator[name])
-			else
-				techage.power.generator_stop(pos, mem)
-			end
-		elseif Akku[name] then
-			mem.pwr_cycle_time = 2
-			if mem.techage_state and mem.techage_state == techage.RUNNING then
-				mem.running = true
-				minetest.get_node_timer(pos):start(2)
-				techage.power.secondary_start(pos, mem, mem.pwr_could_provide, mem.pwr_could_need)
-			end
-		end
-	end
-end
-
-local Nodenames={}
-local n=0
-
-for k,v in pairs(Consumer) do
-  n=n+1
-  Nodenames[n]=k
-end
-for k,v in pairs(Generator) do
-  n=n+1
-  Nodenames[n]=k
-end
-for k,v in pairs(Akku) do
-  n=n+1
-  Nodenames[n]=k
-end
-
-
-minetest.register_lbm({
-	label = "[techage] Power Conversion",
-	name = "techage:power",
-	nodenames = Nodenames,
-	run_at_every_load = true,
-	action = function(pos, node)
-		local mem = tubelib2.get_mem(pos)
-		migrate(pos, mem, node)
-	end
-})
-
--------------------------------------------------- Migrate
-
-local function connection_color(t)
-  local count = 0
-  for _ in pairs(t) do count = count + 1 end
-  if count == 0 then return count, "#FF0000" end
-  if count == 1 then return count, "#FFFF00" end
-  return count, "#00FF00"  
-end
-
-local function pos_already_reached(pos)
-	local key = minetest.hash_node_position(pos)
-	if not Route[key] and NumNodes < MAX_NUM_NODES then
-		Route[key] = true
-		NumNodes = NumNodes + 1
-		return false
-	end
-	return true
-end
-
-local function min(val, max)
-	if val < 0 then return 0 end
-	if val > max then return max end
-	return val
-end
-
-local function accounting(pos, mem)
-	-- calculate the primary and secondary supply and demand
-	mem.mst_supply1 = min(mem.mst_needed1 + mem.mst_needed2, mem.mst_available1)
-	mem.mst_demand1 = min(mem.mst_needed1, mem.mst_available1 + mem.mst_available2)
-	mem.mst_supply2 = min(mem.mst_demand1 - mem.mst_supply1, mem.mst_available2)
-	mem.mst_demand2 = min(mem.mst_supply1 - mem.mst_demand1, mem.mst_available1)
-	mem.mst_reserve = (mem.mst_available1 + mem.mst_available2) - mem.mst_needed1
-	if D.sts then D.dbg("needed = "..mem.mst_needed1.."/"..mem.mst_needed2..", available = "..mem.mst_available1.."/"..mem.mst_available2) end
-	if D.sts then D.dbg("supply = "..mem.mst_supply1.."/"..mem.mst_supply2..", demand = "..mem.mst_demand1.."/"..mem.mst_demand2..", reserve = "..mem.mst_reserve) end
-end
-
-local function connection_walk(pos, clbk)
-	local mem = tubelib2.get_mem(pos)
-	mem.interrupted_dirs = mem.interrupted_dirs or {}
-	if clbk then
-		clbk(pos, mem)
-	end
-	for out_dir,item in pairs(mem.connections or {}) do
-		if item.pos and not pos_already_reached(item.pos) and
-				not mem.interrupted_dirs[out_dir] then
-			connection_walk(item.pos, clbk)
-		end
-	end
-end
-
--- Comfort walk with abort condition and additional info
--- num_hops is for internal use only
--- clbk(pos, node, mem, num_hops, num_nodes)
-local function limited_connection_walk(pos, clbk, num_hops)
-	num_hops = num_hops or 1
-	local mem = tubelib2.get_mem(pos)
-	mem.interrupted_dirs = mem.interrupted_dirs or {}
-	if clbk then
-		local node = techage.get_node_lvm(pos)
-		if clbk(pos, node, mem, num_hops, NumNodes) then return true end
-	end
-	num_hops = num_hops + 1
-	for out_dir,item in pairs(mem.connections or {}) do
-		if item.pos and not pos_already_reached(item.pos) and
-				not mem.interrupted_dirs[out_dir] then
-			limited_connection_walk(item.pos, clbk, num_hops)
-		end
-	end
-	return false
-end
-
--- if no power available
-local function consumer_turn_off(pos, mem)
-	local pwr = PWR(pos)
-	if D.pwr then D.dbg("consumer_turn_off") end
-	if pwr and pwr.on_nopower then
-		pwr.on_nopower(pos, mem)
-	end
-	mem.pwr_state = NOPOWER
-	mem.pwr_power_provided_cnt = -1
-end	
-
-local function consumer_turn_on(pos, mem)
-	local pwr = PWR(pos)
-	if D.pwr then D.dbg("consumer_turn_on") end
-	if pwr and pwr.on_power then
-		pwr.on_power(pos, mem)
-	end
-	mem.pwr_state = RUNNING
-	-- to avoid consumer starvation
-	mem.pwr_node_alive_cnt = (mem.pwr_cycle_time or 2)/2 + 1
-end	
-
--- determine one "generating" node as master (largest hash number)
-local function determine_master(pos)
-	Route = {}
-	NumNodes = 0
-	pos_already_reached(pos) 
-	local hash = 0
-	local master = nil
-	connection_walk(pos, function(pos, mem)
-		if (mem.pwr_node_alive_cnt or 0) >= 0 and 
-				((mem.pwr_available or 0) > 0 or 
-				(mem.pwr_available2 or 0) > 0) then  -- active generator?
-					
-			local new = minetest.hash_node_position(pos)
-			if hash <= new then
-				hash = new
-				master = pos
-			end
-		end
-	end)
-	return master
-end
-
--- store master position on all network nodes
-local function store_master(pos, master_pos)
-	Route = {}
-	NumNodes = 0
-	pos_already_reached(pos) 
-	connection_walk(pos, function(pos, mem)
-			mem.pwr_master_pos = master_pos
-		end)
-end
-
-local function master_mem(mem)
-	if mem.pwr_master_pos then
-		local netkey = minetest.hash_node_position(mem.pwr_master_pos)
-		return techage.schedule.get_network(netkey)
-	end
-end	
-
-local function handle_generator(mst_mem, mem, pos, power_available)
-	-- for next cycle
-	mst_mem.mst_available1 = (mst_mem.mst_available1 or 0) + power_available
-	-- current cycle
-	mst_mem.mst_supply1 = mst_mem.mst_supply1 or 0
-	if mst_mem.mst_supply1 < power_available then
-		mem.pwr_provided = mst_mem.mst_supply1
-		mst_mem.mst_supply1 = 0
-	else
-		mst_mem.mst_supply1 = mst_mem.mst_supply1 - power_available
-		mem.pwr_provided = power_available
-	end
-end
-
-local function handle_consumer(mst_mem, mem, pos, power_needed)
-	if mem.pwr_state == NOPOWER then
-		-- for next cycle
-		mst_mem.mst_needed1 = (mst_mem.mst_needed1 or 0) + power_needed
-		-- current cycle
-		if (mst_mem.mst_demand1 or 0) >= power_needed then
-			mst_mem.mst_demand1 = (mst_mem.mst_demand1 or 0) - power_needed
-			if D.sts then D.dbg("consumer_turn_on: mst_demand = "..mst_mem.mst_demand1..", node = "..minetest.get_node(pos).name) end
-			consumer_turn_on(pos, mem)
-		end
-	elseif mem.pwr_state == RUNNING then
-		-- for next cycle
-		mst_mem.mst_needed1 = (mst_mem.mst_needed1 or 0) + power_needed
-		-- current cycle
-		if (mst_mem.mst_demand1 or 0) >= power_needed then
-			mst_mem.mst_demand1 = (mst_mem.mst_demand1 or 0) - power_needed
-		-- small consumer like lamps are allowed to "use" the reserve
-		elseif power_needed <= 2 and (mst_mem.mst_reserve or 0) >= power_needed then
-			mst_mem.mst_reserve = (mst_mem.mst_reserve or 0) - power_needed
-		else -- no power available
-			mst_mem.mst_demand1 = 0
-			if D.sts then D.dbg("consumer_turn_off: mst_demand = "..mst_mem.mst_demand1..", node = "..minetest.get_node(pos).name) end
-			consumer_turn_off(pos, mem)
-		end
-	end
-end
-
-local function handle_secondary(mst_mem, mem, pos, provides, needed)
-	-- for next cycle
-	mst_mem.mst_available2 = (mst_mem.mst_available2 or 0) + provides
-	mst_mem.mst_needed2 = (mst_mem.mst_needed2 or 0) + needed
-	-- check as generator
-	mst_mem.mst_supply2 = mst_mem.mst_supply2 or 0
-	mst_mem.mst_demand2 = mst_mem.mst_demand2 or 0
-	if mst_mem.mst_supply2 > 0 then
-		local val = math.min(provides, mst_mem.mst_supply2)
-		mst_mem.mst_supply2 = mst_mem.mst_supply2 - val
-		mem.pwr_provided = val
-	-- check as consumer
-	elseif mst_mem.mst_demand2 > 0 then
-		local val = math.min(needed, mst_mem.mst_demand2)
-		mst_mem.mst_demand2 = mst_mem.mst_demand2 - val
-		mem.pwr_provided = -val
-	else
-		mem.pwr_provided = 0
-	end
-	
-end
-
-local function trigger_nodes(mst_pos, mst_mem, dec)
-	Route = {}
-	NumNodes = 0
-	pos_already_reached(mst_pos) 
-	connection_walk(mst_pos, function(pos, mem)
-		mem.pwr_node_alive_cnt = (mem.pwr_node_alive_cnt or 1) - dec
-		mem.pwr_power_provided_cnt = 2
-		if D.pwr then D.dbg("trigger_nodes", minetest.get_node(pos).name, mem.pwr_node_alive_cnt, mem.pwr_available2 or mem.pwr_available or mem.pwr_needed) end
-		if mem.pwr_node_alive_cnt >= 0 or mem.pwr_state == NOPOWER then
-			if mem.pwr_available then
-				handle_generator(mst_mem, mem, pos, mem.pwr_available)
-			elseif mem.pwr_needed then
-				handle_consumer(mst_mem, mem, pos, mem.pwr_needed)
-			elseif mem.pwr_available2 then
-				handle_secondary(mst_mem, mem, pos, mem.pwr_available2, mem.pwr_needed2)
-			end
-		end
-	end)
-end
-
-local function turn_off_nodes(mst_pos)
-	Route = {}
-	NumNodes = 0
-	pos_already_reached(mst_pos) 
-	if D.pwr then D.dbg("turn_off_nodes") end
-	connection_walk(mst_pos, function(pos, mem)
-		if (mem.pwr_node_alive_cnt or -1) >= 0 then
-			if mem.pwr_needed then
-				consumer_turn_off(pos, mem)
-			end
-		end
-	end)
-end
-
-local function determine_new_master(pos, mem)
-	local mpos = determine_master(pos)
-	store_master(pos, mpos)
-	mem.pwr_master_pos = mpos
-	return true
-end
-
--- called from all nodes
-local function trigger_network(pos, mem)
-	if mem.pwr_master_pos then
-		local netkey = minetest.hash_node_position(mem.pwr_master_pos)
-		local network = techage.schedule.get_network(netkey) or 
-				techage.schedule.add_network(netkey, {mst_pos = mem.pwr_master_pos})
-		network.alive = 10
-	else
-		print("node without master_pos "..N(pos).." at "..S(pos))
-	end
-end
-
--- called from global timer
-function techage.power.power_distribution(time, pos, mem)
-	if D.pwr then D.dbg("power_distribution"..math.floor(time).." "..N(pos)) end
-	mem.mst_needed1 = 0
-	mem.mst_needed2 = 0
-	mem.mst_available1 = 0
-	mem.mst_available2 = 0
-	trigger_nodes(pos, mem, 1)
-	accounting(pos, mem)
-end
-
---
--- Power API functions
---
-
--- To be called for each network change from any node
-function techage.power.network_changed(pos, mem)
-	if D.pwr then D.dbg("network_changed") end
-	mem.pwr_node_alive_cnt = (mem.pwr_cycle_time or 2)/2 + 1
-	if determine_new_master(pos, mem) then -- new master
-		trigger_network(pos, mem)
-	end
-end
-
---
--- Generator related functions
---
-function techage.power.generator_start(pos, mem, available)
-	mem.pwr_node_alive_cnt = 2
-	mem.pwr_cycle_time = 2
-	mem.pwr_available = available
-	if determine_new_master(pos, mem) then -- new master
-		trigger_network(pos, mem)
-	end
-end
-
-function techage.power.generator_update(pos, mem, available)
-	mem.pwr_available = available
-end
-
-function techage.power.generator_stop(pos, mem)
-	mem.pwr_node_alive_cnt = 0
-	mem.pwr_available = 0
-	if determine_new_master(pos, mem) then -- last available master
-		trigger_network(pos, mem)
-	end
-end
-
-function techage.power.generator_alive(pos, mem)
-	mem.pwr_node_alive_cnt = 2
-	trigger_network(pos, mem)
-	return mem.pwr_provided or 0
-end
-
---
--- Consumer related functions
---
--- this is more a try to start, the start will be performed by consumer_turn_on()
-function techage.power.consumer_start(pos, mem, cycle_time, needed)
-	mem.pwr_cycle_time = cycle_time
-	mem.pwr_power_provided_cnt = 0 -- must be zero!
-	mem.pwr_node_alive_cnt = 2
-	mem.pwr_needed = needed
-	mem.pwr_state = NOPOWER
-end
-
-function techage.power.consumer_stop(pos, mem)
-	mem.pwr_node_alive_cnt = 0
-	mem.pwr_needed = 0
-	mem.pwr_state = STOPPED
-end
-
-function techage.power.consumer_alive(pos, mem)
-	if D.pwr then D.dbg("consumer_alive", mem.pwr_power_provided_cnt, mem.pwr_cycle_time) end
-	mem.pwr_node_alive_cnt = (mem.pwr_cycle_time or 2)/2 + 1
-	mem.pwr_power_provided_cnt = (mem.pwr_power_provided_cnt or 0) - 1
-	if mem.pwr_power_provided_cnt < 0 and mem.pwr_state == RUNNING then
-		consumer_turn_off(pos, mem)
-	end
-end
-
--- Lamp related function to speed up the turn on
-function techage.power.power_available(pos, mem, needed)
-	if mem.pwr_master_pos and (mem.pwr_power_provided_cnt or 0) > 0 then
-		mem = master_mem(mem)
-		if mem and (mem.mst_reserve or 0) >= needed then
-			mem.mst_reserve = (mem.mst_reserve or 0) - needed
-			return true
-		end
-	end
-	return false
-end		
-
--- Debug info, used by junction boxes
-function techage.power.power_accounting(pos, mem)
-	if mem.pwr_master_pos and (mem.pwr_power_provided_cnt or 0) > 0 then
-		mem.pwr_power_provided_cnt = (mem.pwr_power_provided_cnt or 0) - 1
-		mem = master_mem(mem)
-		if mem then
-			return {
-				prim_available = mem.mst_available1 or 0,
-				sec_available = mem.mst_available2 or 0,
-				prim_needed = mem.mst_needed1 or 0,
-				sec_needed = mem.mst_needed2 or 0,
-				num_nodes = mem.mst_num_nodes or 0,
-			}
-		end
-	end
-	return {
-		prim_available = 0,
-		sec_available = 0,
-		prim_needed = 0,
-		sec_needed = 0,
-		num_nodes = 0,
-	}
-end		
-
---
--- Akku related functions
---
-function techage.power.secondary_start(pos, mem, available, needed)
-	mem.pwr_node_alive_cnt = 2
-	mem.pwr_could_provide = available
-	mem.pwr_could_need = needed
-	if determine_new_master(pos, mem) then -- new master
-		trigger_network(pos, mem)
-	end
-end
-
-function techage.power.secondary_stop(pos, mem)
-	mem.pwr_node_alive_cnt = 0
-	mem.pwr_could_provide = 0
-	mem.pwr_could_need = 0
-	mem.pwr_needed2 = 0
-	if determine_new_master(pos, mem) then -- last available master
-		trigger_network(pos, mem)
-	end
-end
-
-function techage.power.secondary_alive(pos, mem, capa_curr, capa_max)
-	if D.pwr then D.dbg("secondary_alive") end
-	if capa_curr >= capa_max then
-		mem.pwr_available2, mem.pwr_needed2 = mem.pwr_could_provide, 0 -- can provide only
-	elseif capa_curr <= 0 then
-		mem.pwr_available2, mem.pwr_needed2 = 0, mem.pwr_could_need  -- can deliver only
-	else
-		mem.pwr_available2, mem.pwr_needed2 = mem.pwr_could_provide, mem.pwr_could_need
-	end
-		
-	mem.pwr_node_alive_cnt = 2
-	if mem.pwr_is_master then
-		if D.pwr then D.dbg("secondary_alive is master") end
-		trigger_network(pos, mem)
-	end
-	if mem.pwr_master_pos then
-		return mem.pwr_provided or 0
-	end
-	return 0
-end
-
---
--- Read the current power value from all connected devices (used for solar cells)
--- Only used by the solar inverter to collect the power of all solar cells.
--- Only one inverter per network is allowed. Therefore, we have to check,
--- if additional inverters are in the network.
--- Function returns in addition the number of found inverters.
-function techage.power.get_power(start_pos, inverter)
-	Route = {}
-	NumNodes = 0
-	pos_already_reached(start_pos) 
-	local sum = 0
-	local num_inverter = 0
-	connection_walk(start_pos, function(pos, mem)
-		local pwr = PWR(pos)
-		if pwr and pwr.on_getpower then
-			sum = sum + pwr.on_getpower(pos, mem)
-		else
-			local node = techage.get_node_lvm(pos)
-			if node.name == inverter then
-				num_inverter = num_inverter + 1
-			end
-		end
-	end)
-	return sum, num_inverter
-end	
-
-function techage.power.power_network_available(start_pos)
-	Route = {}
-	NumNodes = 0
-	pos_already_reached(start_pos) 
-	limited_connection_walk(start_pos, function(pos, node, mem, _, num_nodes)
-		return num_nodes > 2
-	end)
-	return NumNodes > 2
-end	
-
-function techage.power.mark_nodes(name, start_pos)
-	Route = {}
-	NumNodes = 0
-	pos_already_reached(start_pos) 
-	techage.unmark_position(name)
-	limited_connection_walk(start_pos, function(pos, node, mem, num_hops, num_nodes)
-		local num, color = connection_color(mem.connections or {})
-		techage.mark_position(name, pos, S(pos).." : "..num, color)
-		return num_hops >= 3 or num_nodes >= 100
-	end)
-end	
-
--- Network walk with callback for each node:
---
--- 		limited_connection_walk(pos, clbk)  --> num_hops, num_nodes
---
--- called function: clbk(pos, node, mem, num_hops, num_nodes)
--- walk will be arborted if function returns true
-function techage.power.limited_connection_walk(pos, clbk)
-	Route = {}
-	NumNodes = 0
-	pos_already_reached(pos) 
-	limited_connection_walk(pos, clbk)
-	return NumNodes
-end
-
---local function test()
---	print("test")
---	local cnt = 0
---	tubelib2.walk_over_all(function(pos, mem)
---		local node = techage.get_node_lvm(pos)
---		print(S(pos), node.name)
---		cnt = cnt + 1
---	end)
---    print("cnt = "..cnt)
---end
-
---minetest.after(1, test)

power/power2.lua

@@ -1,270 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	Power helper functions
-]]--
-
--- 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 N = function(pos) return minetest.get_node(pos).name end
--- Techage Related Data
-local PWR = function(pos) return (minetest.registered_nodes[techage.get_node_lvm(pos).name] or {}).power end
-local PWRN = function(node) return (minetest.registered_nodes[node.name] or {}).power end
-		
-local network_changed = techage.power.network_changed		
-		
-local SideToDir = {B=1, R=2, F=3, L=4, D=5, U=6}
-
-local function side_to_dir(param2, side)
-	local dir = SideToDir[side]
-	if dir < 5 then
-		dir = (((dir - 1) + (param2 % 4)) % 4) + 1
-	end
-	return dir
-end
-
-local function set_conn_dirs(pos, sides)
-	local tbl = {}
-	local node = minetest.get_node(pos)
-	if type(sides) == "function" then
-		tbl = sides(pos, node)
-	else
-		for _,side in ipairs(sides) do
-			tbl[#tbl+1] = tubelib2.Turn180Deg[side_to_dir(node.param2, side)]
-		end
-	end
-	M(pos):set_string("power_dirs", minetest.serialize(tbl))
-end
-
-techage.power.side_to_dir = side_to_dir
-techage.power.set_conn_dirs = set_conn_dirs
-
-local function valid_indir(pos, in_dir)
-	local s = M(pos):get_string("power_dirs")
-	if s == "" then
-		local pwr = PWR(pos)
-		if pwr then
-			set_conn_dirs(pos, pwr.conn_sides)
-		end
-	end
-	if s ~= "" then
-		for _,dir in ipairs(minetest.deserialize(s)) do
-			if dir == in_dir then
-				return true
-			end
-		end
-	end
-	return false
-end
-
-local function valid_outdir(pos, out_dir)
-	return valid_indir(pos, tubelib2.Turn180Deg[out_dir])
-end
-
--- Both nodes are from the same power network type?
-local function matching_nodes(pos, peer_pos)
-	local tube_type1 = pos and PWR(pos) and PWR(pos).power_network.tube_type
-	local tube_type2 = peer_pos and PWR(peer_pos) and PWR(peer_pos).power_network.tube_type
-	return not tube_type1 or not tube_type2 or tube_type1 == tube_type2
-end
-
-function techage.get_pos(pos, side)
-	local node = techage.get_node_lvm(pos)
-	local dir = nil
-	if node.name ~= "air" and node.name ~= "ignore" then
-		dir = side_to_dir(node.param2, side)
-	end
-	return tubelib2.get_pos(pos, dir)
-end	
-
--- only for nodes with own 'conn_sides' and rotate function
-function techage.power.after_rotate_node(pos, cable)
-	cable:after_dig_node(pos)
-	set_conn_dirs(pos, PWR(pos).conn_sides)
-	cable:after_place_node(pos)
-end
-
-local function add_connection(mem, pos, out_dir, peer_pos, peer_in_dir, power)
-	mem.connections = mem.connections or {}
-    if not peer_pos or not valid_indir(peer_pos, peer_in_dir)
-			or not valid_outdir(pos, out_dir)
-			or not matching_nodes(pos, peer_pos) then
-		mem.connections[out_dir] = nil -- del connection
-	else
-		mem.connections[out_dir] = {pos = peer_pos, in_dir = peer_in_dir}
-	end
-	-- update network for power scheduling
-	techage.power.network_changed(pos, mem)	
-end
-
-function techage.power.register_node(names, pwr_def)
-	for _,name in ipairs(names) do
-		local ndef = minetest.registered_nodes[name]
-		if ndef then
-			minetest.override_item(name, {
-				power = {
-					conn_sides = pwr_def.conn_sides or {"L", "R", "U", "D", "F", "B"},
-					on_power = pwr_def.on_power,
-					on_nopower = pwr_def.on_nopower,
-					on_getpower = pwr_def.on_getpower,
-					power_network = pwr_def.power_network,
-					after_place_node = pwr_def.after_place_node,
-					after_dig_node = pwr_def.after_dig_node,
-					after_tube_update = pwr_def.after_tube_update,
-				},
-				-- after_place_node decorator
-				after_place_node = function(pos, placer, itemstack, pointed_thing)
-					local res
-					local pwr = PWR(pos)
-					set_conn_dirs(pos, pwr.conn_sides)
-					if pwr.after_place_node then
-						res = pwr.after_place_node(pos, placer, itemstack, pointed_thing)
-					end
-					pwr.power_network:after_place_node(pos)
-					return res
-				end,
-				-- after_dig_node decorator
-				after_dig_node = function(pos, oldnode, oldmetadata, digger)
-					local pwr = PWRN(oldnode)
-					pwr.power_network:after_dig_node(pos)
-					minetest.after(0.1, tubelib2.del_mem, pos)  -- At latest...
-					if pwr.after_dig_node then
-						return pwr.after_dig_node(pos, oldnode, oldmetadata, digger)
-					end
-				end,
-				-- tubelib2->Cable:register_on_tube_update callback, called after any connection change
-				after_tube_update = function(node, pos, out_dir, peer_pos, peer_in_dir)
-					local pwr = PWR(pos)
-					local mem = tubelib2.get_mem(pos)
-					add_connection(mem, pos, out_dir, peer_pos, peer_in_dir, pwr)
-					if pwr.after_tube_update then
-						return pwr.after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir)
-					end
-				end,
-			})
-			pwr_def.power_network:add_secondary_node_names({name})
-		end
-	end
-end		
-
-
---
--- API function set for nodes, which don't (what to) call techage.power.register_node()
---
-function techage.power.enrich_node(names, pwr_def)
-	for _,name in ipairs(names) do
-		minetest.override_item(name, {
-			power = {
-				conn_sides = pwr_def.conn_sides or {"L", "R", "U", "D", "F", "B"},
-				on_power = pwr_def.on_power,
-				on_nopower = pwr_def.on_nopower,
-				on_getpower = pwr_def.on_getpower,
-				power_network = pwr_def.power_network,
-			}
-		})
-		pwr_def.power_network:add_secondary_node_names({name})
-	end
-end
-			
-function techage.power.after_place_node(pos)
-	local pwr = PWR(pos)
-	set_conn_dirs(pos, pwr.conn_sides)
-	pwr.power_network:after_place_node(pos)
-end
-
-function techage.power.after_dig_node(pos, oldnode)
-	local pwr = PWRN(oldnode)
-	pwr.power_network:after_dig_node(pos)
-end
-
-function techage.power.after_tube_update2(node, pos, out_dir, peer_pos, peer_in_dir)
-	local pwr = PWR(pos)
-	local mem = tubelib2.get_mem(pos)
-	add_connection(mem, pos, out_dir, peer_pos, peer_in_dir, pwr)
-end
-
---
--- Further helper functions
--- 
-
--- Called from tubelib2 via Cable:register_on_tube_update()
--- For all kind of nodes, used as cable filler/grout
-function techage.power.after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir, power)
-	local mem = tubelib2.get_mem(pos)
-	add_connection(mem, pos, out_dir, peer_pos, peer_in_dir, power)
-	if power.after_tube_update then
-		return power.after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir)
-	end
-end
-
-function techage.power.percent(max_val, curr_val)
-	return math.min(math.ceil(((curr_val or 0) * 100.0) / (max_val or 1.0)), 100)
-end
-
-function techage.power.formspec_load_bar(charging, max_val)
-	local percent
-	charging = charging or 0
-	max_val = max_val or 1
-	if charging ~= 0 then
-		percent = 50 + math.ceil((charging * 50.0) / max_val)
-	end
-
-	if charging > 0 then
-		return "techage_form_level_off.png^[lowpart:"..percent..":techage_form_level_charge.png"
-	elseif charging < 0 then
-		return "techage_form_level_unload.png^[lowpart:"..percent..":techage_form_level_off.png"
-	else
-		return "techage_form_level_off.png"
-	end
-end
-
-function techage.power.formspec_power_bar(max_power, current_power)
-	if (current_power or 0) == 0 then
-		return "techage_form_level_bg.png"
-	end
-	local percent = techage.power.percent(max_power, current_power)
-	percent = (percent + 5) / 1.22  -- texture correction
-	return "techage_form_level_bg.png^[lowpart:"..percent..":techage_form_level_fg.png"
-end
-
-
-function techage.power.side_to_outdir(pos, side)
-	local node = techage.get_node_lvm(pos)
-	return side_to_dir(node.param2, side)
-end	
-
--- Used to turn on/off the power by means of a power switch
-function techage.power.power_cut(pos, dir, cable, cut)
-	local npos = vector.add(pos, tubelib2.Dir6dToVector[dir or 0])
-	
-	local node = techage.get_node_lvm(npos)
-	if node.name ~= "techage:powerswitch_box" and
-			M(npos):get_string("techage_hidden_nodename") ~= "techage:powerswitch_box" then
-		return
-	end
-	
-	local mem = tubelib2.get_mem(npos)
-	mem.interrupted_dirs = mem.interrupted_dirs or {}
-	
-	if cut then
-		mem.interrupted_dirs = {true, true, true, true, true, true}
-		for dir,_ in pairs(mem.connections) do
-			mem.interrupted_dirs[dir] = false -- open the port
-			techage.power.network_changed(npos, mem)
-			mem.interrupted_dirs[dir] = true
-		end
-	else
-		mem.interrupted_dirs = {}
-		techage.power.network_changed(npos, mem)
-	end
-end
-

power/power_line.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -16,7 +16,9 @@ local P = minetest.string_to_pos
 local M = minetest.get_meta
 local S = techage.S
 
+local networks = techage.networks
 local Cable = techage.ElectricCable
+local power = techage.power
 
 -- Primary techage.ElectricCable node
 minetest.register_node("techage:power_line", {
@@ -162,81 +164,6 @@ minetest.register_node("techage:power_lineA", {
 	sounds = default.node_sound_defaults(),
 })
 
-minetest.register_node("techage:power_pole", {
-	description = S("TA Power Pole Top (for up to 6 connections)"),
-	tiles = {
-		"default_wood.png^techage_power_pole_top.png",
-		"default_wood.png^techage_power_pole_top.png",
-		"default_wood.png^techage_power_pole.png"
-	},
-	
-	paramtype2 = "facedir", -- important!
-	drawtype = "nodebox",
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{ -4/32, -16/32,  -4/32,   4/32, 16/32,   4/32},
-			{-16/32,  -6/32,  -1/32,  16/32, -4/32,   1/32},
-			{ -1/32,  -6/32, -16/32,   1/32, -4/32,  16/32},
-			{-16/32,  -4/32,  -2/32, -12/32,  4/32,   2/32},
-			{ 12/32,  -4/32,  -2/32,  16/32,  4/32,   2/32},
-			{ -2/32,  -4/32, -16/32,   2/32,  4/32, -12/32},
-			{ -2/32,  -4/32,  12/32,   2/32,  4/32,  16/32},
-		},
-	},
-	
-	on_rotate = screwdriver.disallow, -- important!
-	paramtype = "light",
-	sunlight_propagates = true,
-	is_ground_content = false,
-	groups = {cracky=2, crumbly=2, choppy=2},
-})
-
-minetest.register_node("techage:power_pole_conn", {
-	description = "TA Power Pole Top (for up to 6 connections)",
-	tiles = {
-		"default_wood.png^techage_power_pole_top.png",
-		"default_wood.png^techage_power_pole_top.png",
-		"default_wood.png^techage_power_pole.png"
-	},
-	
-	paramtype2 = "facedir", -- important!
-	drawtype = "nodebox",
-	node_box = {
-		type = "connected",
-		fixed = {{ -4/32, -16/32,  -4/32,   4/32, 16/32,   4/32}},
-		
-		connect_left = {{-16/32, -6/32, -1/32,  1/32,  -4/32, 1/32},	
-			{-16/32, -4/32, -2/32, -12/32, 4/32, 2/32}},
-		connect_right = {{ -1/32, -6/32, -1/32,  16/32, -4/32, 1/32},	
-			{12/32, -4/32, -2/32,  16/32, 4/32, 2/32}},
-		connect_back = {{-1/32, -6/32,  -1/32,  1/32, -4/32, 16/32},
-			{-2/32, -4/32, 12/32, 2/32, 4/32, 16/32}},
-		connect_front = {{-1/32, -6/32, -16/32,  1/32, -4/32, 1/32},
-			{-2/32, -4/32, -16/32,  2/32, 4/32, -12/32}},
-	},
-	connects_to = {"techage:power_line", "techage:power_lineS", "techage:power_lineA"},
-
-	can_dig = function(pos, digger)
-		local meta = minetest.get_meta(pos)
-		if meta:get_string("owner") == digger:get_player_name() then
-			return true
-		end
-		if minetest.check_player_privs(digger:get_player_name(), "powerline") then
-			return true
-		end
-		return false
-	end,
-	
-	drop = "techage:power_pole",
-	on_rotate = screwdriver.disallow, -- important!
-	paramtype = "light",
-	sunlight_propagates = true,
-	is_ground_content = false,
-	groups = {cracky=2, crumbly=2, choppy=2, not_in_creative_inventory = 1},
-	sounds = default.node_sound_defaults(),
-})
-
 minetest.register_node("techage:power_pole2", {
 	description = S("TA Power Pole Top 2 (for landlines)"),
 	tiles = {
@@ -256,8 +183,6 @@ minetest.register_node("techage:power_pole2", {
 			{ -2/32,  -4/32,  12/32,   2/32,  4/32,  16/32},
 		},
 	},
-	after_place_node = function(pos, placer, itemstack, pointed_thing)
-	end,
 	
 	after_place_node = function(pos, placer, itemstack, pointed_thing)
 		M(pos):set_string("owner", placer:get_player_name())
@@ -296,9 +221,113 @@ minetest.register_node("techage:power_pole2", {
 	sounds = default.node_sound_defaults(),
 })
 
+-- dummy node for the inventory and to be placed and imediately replaced
+minetest.register_node("techage:power_pole", {
+	description = S("TA Power Pole Top (for up to 6 connections)"),
+	tiles = {
+		"default_wood.png^techage_power_pole_top.png",
+		"default_wood.png^techage_power_pole_top.png",
+		"default_wood.png^techage_power_pole.png"
+	},
+	
+	paramtype2 = "facedir", -- important!
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{ -4/32, -16/32,  -4/32,   4/32, 16/32,   4/32},
+			{-16/32,  -6/32,  -1/32,  16/32, -4/32,   1/32},
+			{ -1/32,  -6/32, -16/32,   1/32, -4/32,  16/32},
+			{-16/32,  -4/32,  -2/32, -12/32,  4/32,   2/32},
+			{ 12/32,  -4/32,  -2/32,  16/32,  4/32,   2/32},
+			{ -2/32,  -4/32, -16/32,   2/32,  4/32, -12/32},
+			{ -2/32,  -4/32,  12/32,   2/32,  4/32,  16/32},
+		},
+	},
+	
+	after_place_node = function(pos, placer, itemstack, pointed_thing)
+		M(pos):set_string("owner", placer:get_player_name())
+		if techage.is_protected(pos, placer:get_player_name()) then
+			minetest.remove_node(pos)
+			return true
+		end
+		local node = minetest.get_node(pos)
+		node.name = "techage:power_pole_conn"
+		minetest.swap_node(pos, node)
+		Cable:after_place_node(pos)
+	end,
+	
+	on_rotate = screwdriver.disallow, -- important!
+	paramtype = "light",
+	sunlight_propagates = true,
+	is_ground_content = false,
+	groups = {cracky=2, crumbly=2, choppy=2},
+})
+
+
+-- secondary node like a junction
+minetest.register_node("techage:power_pole_conn", {
+	description = "TA Power Pole Top (for up to 6 connections)",
+	tiles = {
+		"default_wood.png^techage_power_pole_top.png",
+		"default_wood.png^techage_power_pole_top.png",
+		"default_wood.png^techage_power_pole.png"
+	},
+	
+	paramtype2 = "facedir", -- important!
+	drawtype = "nodebox",
+	node_box = {
+		type = "connected",
+		fixed = {{ -4/32, -16/32,  -4/32,   4/32, 16/32,   4/32}},
+		
+		connect_left = {{-16/32, -6/32, -1/32,  1/32,  -4/32, 1/32},	
+			{-16/32, -4/32, -2/32, -12/32, 4/32, 2/32}},
+		connect_right = {{ -1/32, -6/32, -1/32,  16/32, -4/32, 1/32},	
+			{12/32, -4/32, -2/32,  16/32, 4/32, 2/32}},
+		connect_back = {{-1/32, -6/32,  -1/32,  1/32, -4/32, 16/32},
+			{-2/32, -4/32, 12/32, 2/32, 4/32, 16/32}},
+		connect_front = {{-1/32, -6/32, -16/32,  1/32, -4/32, 1/32},
+			{-2/32, -4/32, -16/32,  2/32, 4/32, -12/32}},
+	},
+	connects_to = {"techage:power_line", "techage:power_lineS", "techage:power_lineA"},
+
+	tubelib2_on_update2 = function(pos, dir1, tlib2, node)
+		power.update_network(pos, nil, tlib2)
+	end,
+	after_dig_node = function(pos, oldnode, oldmetadata, digger)
+		Cable:after_dig_node(pos)
+	end,
+	can_dig = function(pos, digger)
+		local meta = minetest.get_meta(pos)
+		if meta:get_string("owner") == digger:get_player_name() then
+			return true
+		end
+		if minetest.check_player_privs(digger:get_player_name(), "powerline") then
+			return true
+		end
+		return false
+	end,
+	networks = {
+		ele1 = {
+			sides = networks.AllSides, -- connection sides for cables
+			ntype = "junc",
+		},
+	},
+	
+	drop = "techage:power_pole",
+	on_rotate = screwdriver.disallow, -- important!
+	paramtype = "light",
+	sunlight_propagates = true,
+	is_ground_content = false,
+	groups = {cracky=2, crumbly=2, choppy=2, not_in_creative_inventory = 1},
+	sounds = default.node_sound_defaults(),
+})
+
+Cable:add_secondary_node_names({"techage:power_pole_conn"})
+
+
 minetest.register_node("techage:power_pole3", {
 	description = S("TA Power Pole"),
-	--tiles = {"techage_power_pole.png"},
 	tiles = {
 		"default_wood.png",
 		"default_wood.png",
@@ -321,24 +350,6 @@ minetest.register_node("techage:power_pole3", {
 	sounds = default.node_sound_defaults(),
 })
 
-techage.power.register_node({"techage:power_pole"}, {
-	power_network  = Cable,
-	after_place_node = function(pos, placer, itemstack, pointed_thing)
-		M(pos):set_string("owner", placer:get_player_name())
-		if techage.is_protected(pos, placer:get_player_name()) then
-			minetest.remove_node(pos)
-			return true
-		end
-		local node = minetest.get_node(pos)
-		node.name = "techage:power_pole_conn"
-		minetest.swap_node(pos, node)
-	end,
-})
-
-techage.power.register_node({"techage:power_pole_conn"}, {
-	power_network  = Cable,
-})
-
 minetest.register_craft({
 	output = "techage:power_lineS 24",
 	recipe = {

power/powerswitch.lua

@@ -1,323 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	TA3 Power Switch  (large and small)
-
-]]--
-
--- for lazy programmers
-local P = minetest.string_to_pos
-local M = minetest.get_meta
-local S = techage.S
-
-
-local Cable = techage.ElectricCable
-local power_cut = techage.power.power_cut
-local after_rotate_node = techage.power.after_rotate_node
-
-local Param2ToDir = {
-	[0] = 6,
-	[1] = 5,
-	[2] = 2,
-	[3] = 4,
-	[4] = 1,
-	[5] = 3,
-}
-
-local function switch_on(pos, node, clicker, name)
-	if clicker and minetest.is_protected(pos, clicker:get_player_name()) then
-		return
-	end
-	node.name = name
-	minetest.swap_node(pos, node)
-	minetest.sound_play("techage_button", {
-			pos = pos,
-			gain = 0.5,
-			max_hear_distance = 5,
-		})
-	local dir = Param2ToDir[node.param2]
-	power_cut(pos, dir, Cable, false)
-end
-
-local function switch_off(pos, node, clicker, name)
-	if clicker and minetest.is_protected(pos, clicker:get_player_name()) then
-		return
-	end
-	node.name = name
-	minetest.swap_node(pos, node)
-	minetest.get_node_timer(pos):stop()
-	minetest.sound_play("techage_button", {
-			pos = pos,
-			gain = 0.5,
-			max_hear_distance = 5,
-		})
-	local dir = Param2ToDir[node.param2]
-	power_cut(pos, dir, Cable, true)
-end
-
-
-minetest.register_node("techage:powerswitch", {
-	description = S("TA Power Switch"),
-	inventory_image = "techage_appl_switch_inv.png",
-	tiles = {
-		'techage_appl_switch_off.png',
-	},
-
-	drawtype = "nodebox",
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{ -1/4, -8/16, -1/4,  1/4, -7/16, 1/4},
-			{ -1/6, -12/16, -1/6,  1/6, -8/16, 1/6},
-		},
-	},
-	
-	after_place_node = function(pos, placer)
-		local meta = M(pos)
-		local number = techage.add_node(pos, "techage:powerswitch")
-		meta:set_string("node_number", number)
-		meta:set_string("owner", placer:get_player_name())
-		meta:set_string("infotext", S("TA Power Switch").." "..number)
-	end,
-
-	on_rightclick = function(pos, node, clicker)
-		switch_on(pos, node, clicker, "techage:powerswitch_on")
-	end,
-
-	on_rotate = screwdriver.disallow,
-	paramtype = "light",
-	sunlight_propagates = true,
-	paramtype2 = "wallmounted",
-	groups = {choppy=2, cracky=2, crumbly=2},
-	is_ground_content = false,
-	sounds = default.node_sound_wood_defaults(),
-})
-
-
-minetest.register_node("techage:powerswitch_on", {
-	description = S("TA Power Switch"),
-	inventory_image = "techage_appl_switch_inv.png",
-	tiles = {
-		'techage_appl_switch_on.png',
-	},
-
-	drawtype = "nodebox",
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{ -1/4, -8/16, -1/4,  1/4, -7/16, 1/4},
-			{ -1/6, -12/16, -1/6,  1/6, -8/16, 1/6},
-		},
-	},
-	
-	on_rightclick = function(pos, node, clicker)
-		switch_off(pos, node, clicker, "techage:powerswitch")
-	end,
-
-	drop = "techage:powerswitch",
-	on_rotate = screwdriver.disallow,
-	paramtype = "light",
-	sunlight_propagates = true,
-	paramtype2 = "wallmounted",
-	groups = {choppy=2, cracky=2, crumbly=2, not_in_creative_inventory = 1},
-	is_ground_content = false,
-	sounds = default.node_sound_wood_defaults(),
-})
-
-minetest.register_node("techage:powerswitchsmall", {
-	description = S("TA Power Switch Small"),
-	inventory_image = "techage_smart_button_inventory.png",
-	tiles = {
-		'techage_smart_button_off.png',
-	},
-
-	drawtype = "nodebox",
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{ -5/32, -16/32, -5/32, 5/32, -15/32, 5/32},
-			{ -2/16, -12/16, -2/16, 2/16,  -8/16, 2/16},
-		},
-	},
-	
-	after_place_node = function(pos, placer)
-		local meta = M(pos)
-		local number = techage.add_node(pos, "techage:powerswitchsmall")
-		meta:set_string("node_number", number)
-		meta:set_string("owner", placer:get_player_name())
-		meta:set_string("infotext", S("TA Power Switch Small").." "..number)
-	end,
-
-	on_rightclick = function(pos, node, clicker)
-		switch_on(pos, node, clicker, "techage:powerswitchsmall_on")
-	end,
-
-	on_rotate = screwdriver.disallow,
-	paramtype = "light",
-	sunlight_propagates = true,
-	paramtype2 = "wallmounted",
-	groups = {choppy=2, cracky=2, crumbly=2},
-	is_ground_content = false,
-	sounds = default.node_sound_wood_defaults(),
-})
-
-
-minetest.register_node("techage:powerswitchsmall_on", {
-	description = S("TA Power Switch Small"),
-	inventory_image = "techage_appl_switch_inv.png",
-	tiles = {
-		'techage_smart_button_on.png',
-	},
-
-	drawtype = "nodebox",
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{ -5/32, -16/32, -5/32, 5/32, -15/32, 5/32},
-			{ -2/16, -12/16, -2/16, 2/16,  -8/16, 2/16},
-		},
-	},
-	
-	on_rightclick = function(pos, node, clicker)
-		switch_off(pos, node, clicker, "techage:powerswitchsmall")
-	end,
-
-	drop = "techage:powerswitchsmall",
-	on_rotate = screwdriver.disallow,
-	paramtype = "light",
-	sunlight_propagates = true,
-	paramtype2 = "wallmounted",
-	groups = {choppy=2, cracky=2, crumbly=2, not_in_creative_inventory = 1},
-	is_ground_content = false,
-	sounds = default.node_sound_wood_defaults(),
-})
-
-
-local function get_conn_dirs(pos, node)
-	local tbl = {[0]=
-		{2,4}, {1,3}, {2,4}, {1,3},
-		{2,4}, {5,6}, {2,4}, {5,6},
-		{2,4}, {5,6}, {2,4}, {5,6},
-		{5,6}, {1,3}, {5,6}, {1,3},
-		{5,6}, {1,3}, {5,6}, {1,3},
-		{2,4}, {1,3}, {2,4}, {1,3},
-	}
-	return tbl[node.param2]
-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 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)
-	after_rotate_node(pos, Cable)
-	return true
-end
-
-minetest.register_node("techage:powerswitch_box", {
-	description = S("TA Power Switch Box"),
-	tiles = {
-		-- up, down, right, left, back, front
-		'techage_electric_switch.png',
-		'techage_electric_switch.png',
-		'techage_electric_junction.png',
-		'techage_electric_junction.png',
-		'techage_electric_switch.png',
-		'techage_electric_switch.png',
-	},
-
-	drawtype = "nodebox",
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{ -2/4, -1/4, -1/4,  2/4, 1/4, 1/4},
-		},
-	},
-	
-	paramtype = "light",
-	sunlight_propagates = true,
-	on_place = on_place,
-	on_rotate = on_rotate,
-	paramtype2 = "facedir",
-	groups = {choppy=2, cracky=2, crumbly=2, techage_trowel = 1},
-	is_ground_content = false,
-	sounds = default.node_sound_wood_defaults(),
-})
-
-techage.power.register_node({"techage:powerswitch_box"}, {
-		power_network = Cable,
-		conn_sides = get_conn_dirs,
-})
-
-techage.register_node({"techage:powerswitch", "techage:powerswitch_on"}, {
-	on_recv_message = function(pos, src, topic, payload)
-		local node = techage.get_node_lvm(pos)
-		if topic == "on" and node.name == "techage:powerswitch" then
-			switch_on(pos, node, nil, "techage:powerswitch_on")
-			return true
-		elseif topic == "on" and node.name == "techage:powerswitchsmall" then
-			switch_on(pos, node, nil, "techage:powerswitchsmall_on")
-			return true
-		elseif topic == "off" and node.name == "techage:powerswitch_on" then
-			switch_off(pos, node, nil, "techage:powerswitch")
-			return true
-		elseif topic == "off" and node.name == "techage:powerswitchsmall_on" then
-			switch_off(pos, node, nil, "techage:powerswitchsmall")
-			return true
-		elseif topic == "state" then
-			if node.name == "techage:powerswitch_on" or node.name == "techage:powerswitchsmall_on"then
-				return "on"
-			end
-			return "off"
-		else
-			return "unsupported"
-		end
-	end,
-	on_node_load = function(pos)
-		local meta = M(pos)
-		local number = meta:get_string("number") or ""
-		if number ~= "" then
-			meta:set_string("node_number", number)
-			meta:set_string("number", nil)
-		end
-	end,
-})	
-
-minetest.register_craft({
-	output = "techage:powerswitch 2",
-	recipe = {
-		{"", "", ""},
-		{"dye:yellow", "dye:red", "dye:yellow"},
-		{"basic_materials:plastic_sheet", "basic_materials:copper_wire", "basic_materials:plastic_sheet"},
-	},
-})
-
-minetest.register_craft({
-	type = "shapeless",
-	output = "techage:powerswitchsmall",
-	recipe = {"techage:powerswitch"},
-})
-
-minetest.register_craft({
-	output = "techage:powerswitch_box",
-	recipe = {
-		{"", "basic_materials:plastic_sheet", ""},
-		{"techage:electric_cableS", "basic_materials:copper_wire", "techage:electric_cableS"},
-		{"", "basic_materials:plastic_sheet", ""},
-	},
-})

power/schedule.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -18,70 +18,64 @@ local P2S = function(pos) if pos then return minetest.pos_to_string(pos) end end
 local M = minetest.get_meta
 local N = function(pos) return minetest.get_node(pos).name end
 
-local CYCLE_TIME = 2.0
+local power = techage.power
+local networks = techage.networks
+
+local CYCLE_TIME = 2
 
 techage.schedule = {}
 
-local NetList = {}
+local JobTable = {}
 local JobQueue = {}
 local first = 0
 local last = -1
-local LocalTime = 0
+
+techage.SystemTime = 0
 
 local function push(item)
 	last = last + 1
-	item.time = LocalTime + CYCLE_TIME
+	item.time = techage.SystemTime + CYCLE_TIME
 	JobQueue[last] = item
 end
 
 local function pop()
 	if first > last then return end
 	local item = JobQueue[first]
-	if item.time <= LocalTime then
+	if item.time <= techage.SystemTime then
 		JobQueue[first] = nil -- to allow garbage collection
 		first = first + 1
 		return item
 	end
 end
 
+local function power_distribution(network, tlib_type)
+	local t = minetest.get_us_time()
+	power.power_distribution(network, tlib_type, techage.SystemTime)
+	t = minetest.get_us_time() - t
+	--print("t = "..t..", #jobs = "..(last + 1 - first))
+end
+
 -- Scheduler
 minetest.register_globalstep(function(dtime)
-	LocalTime = LocalTime + dtime
+	techage.SystemTime = techage.SystemTime + dtime
 	local item = pop()
 	while item do
-		local network = NetList[item.netkey]
+		local network = networks.get_network(item.tube_type, item.netID)
 		if network and network.alive and network.alive >= 0 then
-			--techage.distribute.power_distribution(LocalTime, network)
+			power_distribution(network, item.tube_type)
-			techage.power.power_distribution(LocalTime, network.mst_pos, network)
 			network.alive = network.alive - 1
 			push(item)
 		else
-			NetList[item.netkey] = nil
+			JobTable[item.netID] = nil
+			networks.delete_network(item.tube_type, item.netID)
 		end
 		item = pop()
 	end
 end)
 
-function techage.schedule.add_network(netkey, network)
+function techage.schedule.start(tube_type, netID)
-	if netkey then
+	if not JobTable[netID] then
-		if NetList[netkey] then -- already scheduled
+		push({tube_type = tube_type, netID = netID})
-			NetList[netkey] = network
+		JobTable[netID] = true
-		else
-			NetList[netkey] = network
-			push({netkey = netkey})
-		end
-		return NetList[netkey]
-	end
-end
-
-function techage.schedule.has_network(netkey)
-	if netkey then
-		return NetList[netkey] ~= nil
-	end
-end
-
-function techage.schedule.get_network(netkey)
-	if netkey then
-		return NetList[netkey]
 	end
 end

power/steam_pipe.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -22,7 +22,7 @@ local Pipe = tubelib2.Tube:new({
 	max_tube_length = 12, 
 	show_infotext = false,
 	force_to_use_tubes = true,
-	tube_type = "steam_pipe",
+	tube_type = "pipe1",
 	primary_node_names = {"techage:steam_pipeS", "techage:steam_pipeA"}, 
 	secondary_node_names = {"techage:cylinder", "techage:cylinder_on", "techage:boiler2"},
 	after_place_tube = function(pos, param2, tube_type, num_tubes)
@@ -30,13 +30,6 @@ local Pipe = tubelib2.Tube:new({
 	end,
 })
 
-Pipe:register_on_tube_update(function(node, pos, out_dir, peer_pos, peer_in_dir)
-	minetest.registered_nodes[node.name].after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir)
-end)
-
-techage.SteamPipe = Pipe
-
-
 minetest.register_node("techage:steam_pipeS", {
 	description = S("TA2 Steam Pipe"),
 	tiles = {
@@ -57,7 +50,7 @@ minetest.register_node("techage:steam_pipeS", {
 	end,
 	
 	after_dig_node = function(pos, oldnode, oldmetadata, digger)
-		Pipe:after_dig_tube(pos, oldnode)
+		Pipe:after_dig_tube(pos, oldnode, oldmetadata)
 	end,
 	
 	paramtype2 = "facedir", -- important!
@@ -88,7 +81,7 @@ minetest.register_node("techage:steam_pipeA", {
 	},
 	
 	after_dig_node = function(pos, oldnode, oldmetadata, digger)
-		Pipe:after_dig_tube(pos, oldnode)
+		Pipe:after_dig_tube(pos, oldnode, oldmetadata)
 	end,
 	
 	paramtype2 = "facedir", -- important!
@@ -117,3 +110,5 @@ minetest.register_craft({
 		{"default:bronze_ingot", '', ''},
 	},
 })
+
+techage.SteamPipe = Pipe

power/ta4_cable.lua

@@ -1,170 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	TA4 Low Power Cable for solar plants
-
-]]--
-
--- for lazy programmers
-local S2P = minetest.string_to_pos
-local P2S = minetest.pos_to_string
-local M = minetest.get_meta
-local S = techage.S
-
-local Cable = tubelib2.Tube:new({
-	dirs_to_check = {1,2,3,4,5,6},
-	max_tube_length = 200, 
-	show_infotext = false,
-	tube_type = "ta4_power_cable",
-	primary_node_names = {"techage:ta4_power_cableS", "techage:ta4_power_cableA"},
-	secondary_node_names = {},
-	after_place_tube = function(pos, param2, tube_type, num_tubes)
-		minetest.swap_node(pos, {name = "techage:ta4_power_cable"..tube_type, param2 = param2})
-	end,
-})
-
-Cable:register_on_tube_update(function(node, pos, out_dir, peer_pos, peer_in_dir)
-	local ndef = minetest.registered_nodes[node.name]
-	if ndef and ndef.after_tube_update then
-		minetest.registered_nodes[node.name].after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir)
-	end
-end)
-
-techage.TA4_Cable = Cable
-
-minetest.register_node("techage:ta4_power_cableS", {
-	description = S("TA4 Low Power Cable"),
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_ta4_cable.png",
-		"techage_ta4_cable.png",
-		"techage_ta4_cable.png",
-		"techage_ta4_cable.png",
-		"techage_ta4_cable_end.png",
-		"techage_ta4_cable_end.png",
-	},
-	
-	after_place_node = function(pos, placer, itemstack, pointed_thing)
-		if not Cable:after_place_tube(pos, placer, pointed_thing) then
-			minetest.remove_node(pos)
-			return true
-		end
-		return false
-	end,
-	
-	after_dig_node = function(pos, oldnode, oldmetadata, digger)
-		Cable:after_dig_tube(pos, oldnode)
-	end,
-	
-	paramtype2 = "facedir", -- important!
-	drawtype = "nodebox",
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{-1/16, -1/16, -4/8,  1/16, 1/16, 4/8},
-		},
-	},
-	on_rotate = screwdriver.disallow, -- important!
-	paramtype = "light",
-	sunlight_propagates = true,
-	is_ground_content = false,
-	groups = {snappy = 2, choppy = 2, oddly_breakable_by_hand = 3},
-	sounds = default.node_sound_defaults(),
-})
-
-minetest.register_node("techage:ta4_power_cableA", {
-	description = S("TA4 Low Power Cable"),
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_ta4_cable.png",
-		"techage_ta4_cable_end.png",
-		"techage_ta4_cable.png",
-		"techage_ta4_cable.png",
-		"techage_ta4_cable.png",
-		"techage_ta4_cable_end.png",
-	},
-	
-	after_dig_node = function(pos, oldnode, oldmetadata, digger)
-		Cable:after_dig_tube(pos, oldnode)
-	end,
-	
-	paramtype2 = "facedir", -- important!
-	drawtype = "nodebox",
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{-1/16, -4/8, -1/16,  1/16, 1/16,  1/16},
-			{-1/16, -1/16, -4/8,  1/16, 1/16, -1/16},
-		},
-	},
-	on_rotate = screwdriver.disallow, -- important!
-	paramtype = "light",
-	sunlight_propagates = true,
-	is_ground_content = false,
-	groups = {snappy = 2, choppy = 2, oddly_breakable_by_hand = 3, not_in_creative_inventory = 1},
-	sounds = default.node_sound_defaults(),
-	drop = "techage:ta4_power_cableS",
-})
-
-minetest.register_node("techage:ta4_power_box", {
-	description = S("TA4 Low Power Box"),
-	tiles = {
-		"techage_ta4_junctionbox_top.png",
-		"techage_ta4_junctionbox_top.png",
-		"techage_ta4_junctionbox_side.png^techage_appl_ta4_cable.png",
-	},
-	
-	paramtype2 = "facedir", -- important!
-	drawtype = "nodebox",
-	node_box = {
-		type = "connected",
-		fixed = {
-			{ -3/16, -3/16, -3/16,   3/16, 3/16, 3/16},  -- box
-			{ -1/16, -7/16, -1/16,   1/16, -4/16, 1/16}, -- post
-			{ -3/16, -8/16, -3/16,   3/16, -7/16, 3/16}, -- base
-		},
-		
-		connect_left  = {{ -1/2, -1/16, -1/16,   0, 1/16, 1/16}},
-		connect_right = {{    0, -1/16, -1/16, 1/2, 1/16, 1/16}},
-		connect_back  = {{-1/16, -1/16,    0, 1/16, 1/16, 1/2}},
-		connect_front = {{-1/16, -1/16, -1/2, 1/16, 1/16,   0}},
-	},
-	connects_to = {"techage:ta4_power_cableA", "techage:ta4_power_cableS"},
-
-	on_rotate = screwdriver.disallow, -- important!
-	paramtype = "light",
-	sunlight_propagates = true,
-	is_ground_content = false,
-	groups = {cracky=2, crumbly=2, choppy=2},
-	sounds = default.node_sound_defaults(),
-})
-
-techage.power.register_node({"techage:ta4_power_box"}, {
-	power_network  = Cable,
-	conn_sides ={"L", "R", "F", "B"},
-})
-
-
-minetest.register_craft({
-	output = "techage:ta4_power_cableS 8",
-	recipe = {
-		{"basic_materials:plastic_sheet", "dye:red", ""},
-		{"", "default:copper_ingot", ""},
-		{"", "dye:red", "basic_materials:plastic_sheet"},
-	},
-})
-
-minetest.register_craft({
-	output = "techage:ta4_power_box 2",
-	recipe = {
-		{"techage:ta4_power_cableS", "basic_materials:plastic_sheet", "techage:ta4_power_cableS"},
-		{"basic_materials:plastic_sheet", "default:copper_ingot", "basic_materials:plastic_sheet"},
-		{"techage:ta4_power_cableS", "basic_materials:plastic_sheet", "techage:ta4_power_cableS"},
-	},})

steam_engine/boiler.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -13,202 +13,91 @@
 ]]--
 
 -- for lazy programmers
-local P = minetest.string_to_pos
 local M = minetest.get_meta
 local S = techage.S
 
 local CYCLE_TIME = 4
-local STANDBY_TICKS = 2
-local COUNTDOWN_TICKS = 2
-local HEAT_STEP = 10
 local WATER_CONSUMPTION = 0.5
-local MAX_WATER = 10
 
 local Pipe = techage.SteamPipe
+local boiler = techage.boiler
 
-local Water = {
+local function steaming(pos, nvm, temp)
-	["bucket:bucket_river_water"] = true,
-	["bucket:bucket_water"] = true,
-	["bucket:bucket_empty"] = true,
-}
-
-local function formspec(self, pos, mem)
-	local temp = mem.temperature or 20
-	local ratio = mem.power_ratio or 0
-	return "size[8,7]"..
-		default.gui_bg..
-		default.gui_bg_img..
-		default.gui_slots..
-		"image_button[0,0.2;1,1;techage_form_inventory.png;storage;;true;false;]"..
-		"list[context;water;1,0.2;1,1;]"..
-		"image_button[0,1.6;1,1;techage_form_input.png;input;;true;false;]"..
-		"list[context;input;1,1.6;1,1;]"..		
-		"image[1,1.6;1,1;bucket_water.png]"..
-		"image[1,1.6;1,1;techage_form_mask.png]"..
-		"image[2,0.5;1,2;techage_form_temp_bg.png^[lowpart:"..
-		temp..":techage_form_temp_fg.png]"..
-		"image[7,0.5;1,2;"..techage.power.formspec_power_bar(1, ratio).."]"..
-		"image_button[6,1;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
-		"button[3,1.5;2,1;update;"..S("Update").."]"..
-		"list[current_player;main;0,3;8,4;]"..
-		"listring[current_name;water]"..
-		"listring[current_player;main]"..
-		default.get_hotbar_bg(0, 3)
-end
-
-local function can_start(pos, mem, state)
-	return mem.temperature and mem.temperature > 80
-end
-
-local function start_node(pos, mem, state)
-	mem.running = true
-	mem.power_ratio = 0
-end
-
-local function stop_node(pos, mem, state)
-	mem.running = false
-	mem.power_ratio = 0
-end
-
-local State = techage.NodeStates:new({
-	node_name_passive = "techage:boiler2",
-	cycle_time = CYCLE_TIME,
-	standby_ticks = STANDBY_TICKS,
-	has_item_meter = false,
-	formspec_func = formspec,
-	can_start = can_start,
-	start_node = start_node,
-	stop_node = stop_node,
-})
-
-local function get_water(pos)
-	local inv = M(pos):get_inventory()
-	local items = inv:get_stack("water", 1)
-	if items:get_count() > 0 then
-		local taken = items:take_item(1)
-		inv:set_stack("water", 1, items)
-		return true
-	end
-	return false
-end
-
-local function water_temperature(pos, mem)
-	mem.temperature = mem.temperature or 20
-	if mem.fire_trigger then
-		mem.temperature = math.min(mem.temperature + HEAT_STEP, 100)
-	else
-		mem.temperature = math.max(mem.temperature - HEAT_STEP, 20)
-	end
-	mem.fire_trigger = false
-	
-	if mem.water_level == 0 then
-		if get_water(pos) then
-			mem.water_level = 100
-		else
-			mem.temperature = 20
-		end
-	end
-	return mem.temperature
-end
-
-local function steaming(pos, mem, temp)
-	local wc = WATER_CONSUMPTION * (mem.power_ratio or 1)
-	mem.water_level = math.max((mem.water_level or 0) - wc, 0)
 	if temp >= 80 then
-		if mem.running then
+		local wc = WATER_CONSUMPTION * (nvm.power_ratio or 1)
-			State:keep_running(pos, mem, COUNTDOWN_TICKS)
+		nvm.water_level = math.max((nvm.water_level or 0) - wc, 0)
-		else
-			State:fault(pos, mem)	
-		end
-	else
-		State:stop(pos, mem)
-		minetest.get_node_timer(pos):start(CYCLE_TIME)
 	end
 end
 
 local function node_timer(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	local temp = water_temperature(pos, mem)
+	local temp = boiler.water_temperature(pos, nvm)
-	if State:is_active(mem) then
+	steaming(pos, nvm, temp)
-		steaming(pos, mem, temp)
+	if techage.is_activeformspec(pos) then
+		M(pos):set_string("formspec", boiler.formspec(pos, nvm))
 	end
-	return mem.temperature > 20
+	return temp > 20
 end
 
-local function on_receive_fields(pos, formname, fields, player)
+local function after_place_node(pos)
-	if minetest.is_protected(pos, player:get_player_name()) then
+	local node = minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z})
-		return
+	if node.name == "techage:boiler1" then
+		local nvm = techage.get_nvm(pos)
+		M(pos):set_string("formspec", boiler.formspec(pos, nvm))
+		Pipe:after_place_node(pos)
 	end
-	local mem = tubelib2.get_mem(pos)
+end
-	mem.temperature = mem.temperature or 20
-	State:state_button_event(pos, mem, fields)
 
-	if fields.update then
+local function after_dig_node(pos, oldnode)
-		if mem.temperature > 20 then
+	Pipe:after_dig_node(pos)
+	techage.del_mem(pos)
+end
+
+-- boiler2: Main part, needed as generator
+minetest.register_node("techage:boiler2", {
+	description = S("TA2 Boiler Top"),
+	tiles = {"techage_boiler2.png"},
+	drawtype = "mesh",
+	mesh = "techage_cylinder_09.obj",
+	selection_box = {
+		type = "fixed",
+		fixed = {-10/32, -48/32, -10/32, 10/32, 16/32, 10/32},
+	},
+	
+	can_dig = boiler.can_dig,
+	on_timer = node_timer,
+	on_rightclick = boiler.on_rightclick,
+	after_place_node = after_place_node,
+	after_dig_node = after_dig_node,
+	on_punch = boiler.on_punch,
+	
+	paramtype = "light",
+	groups = {cracky=1},
+	on_rotate = screwdriver.disallow,
+	is_ground_content = false,
+	sounds = default.node_sound_metal_defaults(),
+})
+
+Pipe:add_secondary_node_names({"techage:boiler2"})
+
+techage.register_node({"techage:boiler2"}, {
+	on_transfer = function(pos, in_dir, topic, payload)
+		if topic == "trigger" then
+			local nvm = techage.get_nvm(pos)
+			nvm.fire_trigger = true
+			if not minetest.get_node_timer(pos):is_started() then
 				minetest.get_node_timer(pos):start(CYCLE_TIME)
 			end
-		M(pos):set_string("formspec", formspec(State, pos, mem))
+			if (nvm.temperature or 20) > 80 then
-	end
+				nvm.power_ratio = techage.transfer(pos, 6, "trigger", nil, Pipe, {
-end
+						"techage:cylinder", "techage:cylinder_on"}) or 0
-
+				return nvm.power_ratio
-		
-local function on_rightclick(pos)
-	local mem = tubelib2.get_mem(pos)
-	M(pos):set_string("formspec", formspec(State, pos, mem))
-end
-
-local function can_dig(pos, player)
-	local inv = M(pos):get_inventory()
-	local mem = tubelib2.get_mem(pos)
-	return inv:is_empty("input") and not mem.running
-end
-
-local function move_to_water(pos)
-	local inv = M(pos):get_inventory()
-	local water_stack = inv:get_stack("water", 1)
-	local input_stack = inv:get_stack("input", 1)
-	
-	if input_stack:get_name() == "bucket:bucket_empty" then
-		if input_stack:get_count() == 1 then
-			if water_stack:get_count() > 0 then
-				water_stack:set_count(water_stack:get_count() - 1)
-				input_stack = ItemStack("bucket:bucket_water")
-				inv:set_stack("water", 1, water_stack)
-				inv:set_stack("input", 1, input_stack)
-			end
-		end
-	elseif water_stack:get_count() < MAX_WATER then
-		if water_stack:get_count() == 0 then
-			water_stack = ItemStack("default:water_source")
 			else
-			water_stack:set_count(water_stack:get_count() + 1)
-		end
-		input_stack = ItemStack("bucket:bucket_empty")
-		inv:set_stack("water", 1, water_stack)
-		inv:set_stack("input", 1, input_stack)
-	end
-end
-
-
-local function allow_metadata_inventory_put(pos, listname, index, stack, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
 				return 0
 			end
-	if listname == "input" and Water[stack:get_name()] then
-		return stack:get_count()
 		end
-	return 0
+	end,
-end
+})
-
-local function allow_metadata_inventory_take(pos, listname, index, stack, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return 0
-	end
-	if listname == "input" then
-		return stack:get_count()
-	end
-	return 0
-end
 
 minetest.register_node("techage:boiler1", {
 	description = S("TA2 Boiler Base"),
@@ -227,73 +116,7 @@ minetest.register_node("techage:boiler1", {
 	sounds = default.node_sound_metal_defaults(),
 })
 
--- boiler2: Main part, needed as generator
-minetest.register_node("techage:boiler2", {
-	description = S("TA2 Boiler Top"),
-	tiles = {"techage_boiler2.png"},
-	drawtype = "mesh",
-	mesh = "techage_cylinder_09.obj",
-	selection_box = {
-		type = "fixed",
-		fixed = {-10/32, -48/32, -10/32, 10/32, 16/32, 10/32},
-	},
 
-	can_dig = can_dig,
-	on_timer = node_timer,
-	allow_metadata_inventory_put = allow_metadata_inventory_put,
-	allow_metadata_inventory_take = allow_metadata_inventory_take,
-	allow_metadata_inventory_move = function(pos) return 0 end,
-	on_receive_fields = on_receive_fields,
-	on_rightclick = on_rightclick,
-	
-	on_construct = function(pos)
-		local inv = M(pos):get_inventory()
-		inv:set_size('water', 1)
-		inv:set_size('input', 1)
-	end,
-	
-	on_metadata_inventory_put = function(pos)
-		minetest.after(0.5, move_to_water, pos)
-	end,
-	
-	paramtype = "light",
-	groups = {cracky=1},
-	on_rotate = screwdriver.disallow,
-	is_ground_content = false,
-	sounds = default.node_sound_metal_defaults(),
-})
-
-techage.power.register_node({"techage:boiler2"}, {
-	conn_sides = {"U"},
-	power_network  = Pipe,
-	after_place_node = function(pos, placer)
-		local mem = tubelib2.init_mem(pos)
-		State:node_init(pos, mem, "")
-		local node = minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z})
-		if node.name == "techage:boiler1" then
-			on_rightclick(pos)
-		end
-	end,
-})
-
-techage.register_node({"techage:boiler2"}, {
-	on_transfer = function(pos, in_dir, topic, payload)
-		if topic == "trigger" then
-			local mem = tubelib2.get_mem(pos)
-			mem.fire_trigger = true
-			if not minetest.get_node_timer(pos):is_started() then
-				minetest.get_node_timer(pos):start(CYCLE_TIME)
-			end
-			if mem.running then
-				mem.power_ratio = techage.transfer(pos, 6, "trigger", nil, Pipe, {
-						"techage:cylinder", "techage:cylinder_on"}) or 0
-				return mem.power_ratio
-			else
-				return 0
-			end
-		end
-	end
-})
 
 minetest.register_craft({
 	output = "techage:boiler1",

steam_engine/cylinder.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -13,12 +13,16 @@
 ]]--
 
 -- for lazy programmers
-local P = minetest.string_to_pos
 local M = minetest.get_meta
 local S = techage.S
 
 local Pipe = techage.SteamPipe
 
+local function transfer_flywheel(pos, topic, payload)
+	return  techage.transfer(pos, "R", topic, payload, nil, 
+		{"techage:flywheel", "techage:flywheel_on"})
+end
+
 local function swap_node(pos, name)
 	local node = techage.get_node_lvm(pos)
 	if node.name == name then
@@ -28,6 +32,41 @@ local function swap_node(pos, name)
 	minetest.swap_node(pos, node)
 end
 
+local function play_sound(pos)
+	local mem = techage.get_mem(pos)
+	mem.handle = minetest.sound_play("techage_steamengine", {
+		pos = pos, 
+		gain = 0.5,
+		max_hear_distance = 10,
+		loop = true})
+	if mem.handle == -1 then
+		minetest.after(1, play_sound, pos)
+	end
+end
+
+local function stop_sound(pos)
+	local mem = techage.get_mem(pos)
+	if mem.handle then
+		minetest.sound_stop(mem.handle)
+		mem.handle = nil
+	end
+end
+
+local function after_place_node(pos)
+	Pipe:after_place_node(pos)
+end
+
+local function after_dig_node(pos, oldnode)
+	stop_sound(pos)
+	Pipe:after_dig_node(pos)
+	techage.del_mem(pos)
+end
+
+local function tubelib2_on_update2(pos, outdir, tlib2, node) 
+	swap_node(pos, "techage:cylinder")
+	stop_sound(pos)
+end
+
 minetest.register_node("techage:cylinder", {
 	description = S("TA2 Cylinder"),
 	tiles = {
@@ -40,6 +79,10 @@ minetest.register_node("techage:cylinder", {
 		"techage_filling_ta2.png^techage_cylinder.png^techage_frame_ta2.png",
 	},
 	
+	after_place_node = after_place_node,
+	after_dig_node = after_dig_node,
+	tubelib2_on_update2 = tubelib2_on_update2,
+	
 	paramtype2 = "facedir",
 	groups = {cracky=2, crumbly=2, choppy=2},
 	on_rotate = screwdriver.disallow,
@@ -77,6 +120,8 @@ minetest.register_node("techage:cylinder_on", {
 		},
 	},
 	
+	tubelib2_on_update2 = tubelib2_on_update2,
+	
 	paramtype2 = "facedir",
 	groups = {not_in_creative_inventory=1},
 	diggable = false,
@@ -85,42 +130,38 @@ minetest.register_node("techage:cylinder_on", {
 	sounds = default.node_sound_wood_defaults(),
 })
 
-techage.power.register_node({"techage:cylinder", "techage:cylinder_on"}, {
+Pipe:add_secondary_node_names({"techage:cylinder", "techage:cylinder_on"})
-	conn_sides = {"L"},
-	power_network  = Pipe,
-	after_tube_update = function(node, pos, out_dir, peer_pos, peer_in_dir)
-		local mem = tubelib2.get_mem(pos)
-		mem.running = false
-		swap_node(pos, "techage:cylinder")
-	end,
-})
 
--- used by firebox
 techage.register_node({"techage:cylinder", "techage:cylinder_on"}, {
 	on_transfer = function(pos, in_dir, topic, payload)
-		local mem = tubelib2.get_mem(pos)
+		local nvm = techage.get_nvm(pos)
-		if topic == "trigger" then
+		if topic == "trigger" then  -- used by firebox
-			local power = techage.transfer(pos, "R", "trigger", nil, nil, {
+			local power = transfer_flywheel(pos, topic, payload)
-						"techage:flywheel", "techage:flywheel_on"}) or 0
+			if not power or power <= 0 and nvm.running then
-
+				swap_node(pos, "techage:cylinder")
-			if not power then
+				stop_sound(pos)
+				nvm.running = false
 				return 0
-			elseif power > 0 and not mem.running then
+			end
+			return power
+		elseif topic == "start" then  -- used by flywheel
 			swap_node(pos, "techage:cylinder_on")
-				mem.running = true
+			play_sound(pos)
-				return power
+			nvm.running = true
-			elseif power <= 0 and mem.running then
+			return true
+		elseif topic == "stop" then  -- used by flywheel
 			swap_node(pos, "techage:cylinder")
-				mem.running = false
+			stop_sound(pos)
-				return 0
+			nvm.running = false
-			else
+			return true
-				return power
-			end
-		elseif topic == "stop" then
-			swap_node(pos, "techage:cylinder")
-			mem.running = false
 		end
+	end,
+	on_node_load = function(pos, node)
+		--print("on_node_load", node.name)
+		if node.name == "techage:cylinder_on" then
+			play_sound(pos)
 		end	
+	end,
 })
 
 minetest.register_craft({

steam_engine/firebox.lua

@@ -23,8 +23,8 @@ local CYCLE_TIME = 2
 local BURN_CYCLE_FACTOR = 0.8
 
 local function node_timer(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	if mem.running then
+	if nvm.running then
 		local power = techage.transfer(
 			{x=pos.x, y=pos.y+2, z=pos.z}, 
 			nil,  -- outdir
@@ -33,19 +33,22 @@ local function node_timer(pos, elapsed)
 			nil,  -- network
 			{"techage:boiler2"}  -- nodenames
 		)
-		mem.burn_cycles = (mem.burn_cycles or 0) - math.max((power or 0.1), 0.1)
+		nvm.burn_cycles = (nvm.burn_cycles or 0) - math.max((power or 0.1), 0.1)
-		if mem.burn_cycles <= 0 then
+		if nvm.burn_cycles <= 0 then
 			local taken = firebox.get_fuel(pos) 
 			if taken then
-				mem.burn_cycles = (firebox.Burntime[taken:get_name()] or 1) / CYCLE_TIME * BURN_CYCLE_FACTOR
+				nvm.burn_cycles = (firebox.Burntime[taken:get_name()] or 1) / CYCLE_TIME * BURN_CYCLE_FACTOR
-				mem.burn_cycles_total = mem.burn_cycles
+				nvm.burn_cycles_total = nvm.burn_cycles
 			else
-				mem.running = false
+				nvm.running = false
 				firebox.swap_node(pos, "techage:firebox")
-				M(pos):set_string("formspec", firebox.formspec(mem))
+				M(pos):set_string("formspec", firebox.formspec(nvm))
 				return false
 			end
 		end
+		if techage.is_activeformspec(pos) then
+			M(pos):set_string("formspec", firebox.formspec(nvm))
+		end
 		return true
 	end
 end
@@ -71,27 +74,26 @@ minetest.register_node("techage:firebox", {
 	can_dig = firebox.can_dig,
 	allow_metadata_inventory_put = firebox.allow_metadata_inventory_put,
 	allow_metadata_inventory_take = firebox.allow_metadata_inventory_take,
-	on_receive_fields = firebox.on_receive_fields,
 	on_rightclick = firebox.on_rightclick,
 	
 	on_construct = function(pos)
-		local mem = tubelib2.init_mem(pos)
+		local nvm = techage.get_nvm(pos)
-		mem.running = false
+		nvm.running = false
-		mem.burn_cycles = 0
+		nvm.burn_cycles = 0
 		local meta = M(pos)
-		meta:set_string("formspec", firebox.formspec(mem))
+		meta:set_string("formspec", firebox.formspec(nvm))
 		local inv = meta:get_inventory()
 		inv:set_size('fuel', 1)
 	end,
 
 	on_metadata_inventory_put = function(pos, listname, index, stack, player)
-		local mem = tubelib2.init_mem(pos)
+		local nvm = techage.get_nvm(pos)
-		mem.running = true
+		nvm.running = true
 		-- activate the formspec fire temporarily
-		mem.burn_cycles = firebox.Burntime[stack:get_name()] / CYCLE_TIME
+		nvm.burn_cycles = firebox.Burntime[stack:get_name()] / CYCLE_TIME
-		mem.burn_cycles_total = mem.burn_cycles
+		nvm.burn_cycles_total = nvm.burn_cycles
-		M(pos):set_string("formspec", firebox.formspec(mem))
+		M(pos):set_string("formspec", firebox.formspec(nvm))
-		mem.burn_cycles = 0
+		nvm.burn_cycles = 0
 		firebox.swap_node(pos, "techage:firebox_on")
 		minetest.get_node_timer(pos):start(CYCLE_TIME)
 	end,
@@ -163,9 +165,9 @@ minetest.register_lbm({
 	nodenames = {"techage:firebox_on"},
 	run_at_every_load = true,
 	action = function(pos, node)
+		local nvm = techage.get_nvm(pos)
+		nvm.running = true
 		minetest.get_node_timer(pos):start(CYCLE_TIME)
-		local mem = tubelib2.get_mem(pos)
-		mem.power_level = nil
 	end
 })
 

steam_engine/flywheel.lua

@@ -3,7 +3,7 @@
 	TechAge
 	=======
 
-	Copyright (C) 2019 Joachim Stolberg
+	Copyright (C) 2019-2020 Joachim Stolberg
 
 	GPL v3
 	See LICENSE.txt for more information
@@ -13,7 +13,6 @@
 ]]--
 
 -- for lazy programmers
-local P = minetest.string_to_pos
 local M = minetest.get_meta
 local S = techage.S
 
@@ -24,42 +23,50 @@ local PWR_CAPA = 25
 
 local Axle = techage.Axle
 local power = techage.power
+local networks = techage.networks
 
-local function formspec(self, pos, mem)
+-- Axles texture animation
-	return "size[8,7]"..
+local function switch_axles(pos, on)
+	local outdir = M(pos):get_int("outdir")
+	Axle:switch_tube_line(pos, outdir, on and "on" or "off")
+end
+
+local function formspec(self, pos, nvm)
+	return "size[4,4]"..
+		"box[0,-0.1;3.8,0.5;#c6e8ff]"..
+		"label[1,-0.1;"..minetest.colorize( "#000000", S("Flywheel")).."]"..
 		default.gui_bg..
 		default.gui_bg_img..
 		default.gui_slots..
-		"image[6,0.5;1,2;"..power.formspec_power_bar(PWR_CAPA, mem.provided).."]"..
+		power.formspec_label_bar(0, 0.8, S("power"), PWR_CAPA, nvm.provided)..
-		"image_button[5,1;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
+		"image_button[2.8,2;1,1;".. self:get_state_button_image(nvm) ..";state_button;]"..
-		"button[2,1.5;2,1;update;"..S("Update").."]"..
+		"tooltip[2.8,2;1,1;"..self:get_state_tooltip(nvm).."]"
-		"list[current_player;main;0,3;8,4;]"..
-		default.get_hotbar_bg(0, 3)
 end
 
-local function can_start(pos, mem, state)
+local function transfer_cylinder(pos, topic, payload)
-	return (mem.firebox_trigger or 0) > 0 -- by means of firebox
+	return techage.transfer(pos, "L", topic, payload, nil, 
+		{"techage:cylinder", "techage:cylinder_on"})
 end
 
-local function start_node(pos, mem, state)
+local function can_start(pos, nvm, state)
-	mem.generating = true  -- needed for power distribution
+	return (nvm.firebox_trigger or 0) > 0 -- by means of firebox
-	techage.switch_axles(pos, true)
-	mem.handle = minetest.sound_play("techage_steamengine", {
-		pos = pos, 
-		gain = 0.5,
-		max_hear_distance = 10})
-	power.generator_start(pos, mem, PWR_CAPA)
 end
 
-local function stop_node(pos, mem, state)
+local function start_node(pos, nvm, state)
-	mem.generating = false
+	switch_axles(pos, true)
-	techage.switch_axles(pos, false)
+	local outdir = M(pos):get_int("outdir")
-	if mem.handle then
+	power.generator_start(pos, Axle, CYCLE_TIME, outdir)
-		minetest.sound_stop(mem.handle)
+	transfer_cylinder(pos, "start")
-		mem.handle = nil
+	nvm.running = true
-	end
+end
-	power.generator_stop(pos, mem)
+
-	mem.provided = 0
+local function stop_node(pos, nvm, state)
+	switch_axles(pos, false)
+	local outdir = M(pos):get_int("outdir")
+	power.generator_stop(pos, Axle, outdir)
+	nvm.provided = 0
+	transfer_cylinder(pos, "stop")
+	nvm.running = false
 end
 
 local State = techage.NodeStates:new({
@@ -74,48 +81,62 @@ local State = techage.NodeStates:new({
 })
 
 local function node_timer(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	if mem.generating then
+	nvm.firebox_trigger = (nvm.firebox_trigger or 0) - 1
-		mem.firebox_trigger = (mem.firebox_trigger or 0) - 1
+	if nvm.firebox_trigger <= 0 then
-		if mem.firebox_trigger <= 0 then
+		State:nopower(pos, nvm)
-			State:nopower(pos, mem)
+		stop_node(pos, nvm, State)
-			mem.generating = false
+		transfer_cylinder(pos, "stop")	
-			techage.switch_axles(pos, false)
-			power.generator_stop(pos, mem)
-			mem.provided = 0
-			techage.transfer(pos, "L", "stop", nil, nil, {"techage:cylinder_on"})	
 	else
-			mem.provided = power.generator_alive(pos, mem)
+		local outdir = M(pos):get_int("outdir")
-			State:keep_running(pos, mem, COUNTDOWN_TICKS)
+		nvm.provided = power.generator_alive(pos, Axle, CYCLE_TIME, outdir)
-			mem.handle = minetest.sound_play("techage_steamengine", {
+		State:keep_running(pos, nvm, COUNTDOWN_TICKS)
-				pos = pos, 
-				gain = 0.5,
-				max_hear_distance = 10})
 	end
+	if techage.is_activeformspec(pos) then
+		M(pos):set_string("formspec", formspec(State, pos, nvm))
 	end
-	return State:is_active(mem)
+	return State:is_active(nvm)
 end
 
 local function on_receive_fields(pos, formname, fields, player)
 	if minetest.is_protected(pos, player:get_player_name()) then
 		return
 	end
-	local mem = tubelib2.get_mem(pos)
+	local nvm,_ = techage.get_nvm(pos, true)
-	State:state_button_event(pos, mem, fields)
+	State:state_button_event(pos, nvm, fields)
-	
-	if fields.update then
-		M(pos):set_string("formspec", formspec(State, pos, mem))
-	end
 end
 
-local function on_rightclick(pos)
+local function on_rightclick(pos, node, clicker)
-	local mem = tubelib2.get_mem(pos)
+	local nvm = techage.get_nvm(pos)
-	M(pos):set_string("formspec", formspec(State, pos, mem))
+	techage.set_activeformspec(pos, clicker)
-	if mem.generating then
+	M(pos):set_string("formspec", formspec(State, pos, nvm))
-		minetest.get_node_timer(pos):start(CYCLE_TIME)
-	end
 end
 
+local function after_place_node(pos)
+	local nvm = techage.get_nvm(pos)
+	State:node_init(pos, nvm, "")
+	M(pos):set_int("outdir", networks.side_to_outdir(pos, "R"))
+	M(pos):set_string("formspec", formspec(State, pos, nvm))
+	Axle:after_place_node(pos)
+end
+
+local function after_dig_node(pos, oldnode)
+	Axle: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
+
+local net_def = {
+	axle = {
+		sides = {R = 1},
+		ntype = "gen1",
+		nominal = PWR_CAPA,
+	},
+}
+
 minetest.register_node("techage:flywheel", {
 	description = S("TA2 Flywheel"),
 	tiles = {
@@ -131,6 +152,10 @@ minetest.register_node("techage:flywheel", {
 	on_receive_fields = on_receive_fields,
 	on_rightclick = on_rightclick,
 	on_timer = node_timer,
+	after_place_node = after_place_node,
+	after_dig_node = after_dig_node,
+	tubelib2_on_update2 = tubelib2_on_update2,
+	networks = net_def,
 
 	paramtype2 = "facedir",
 	groups = {cracky=2, crumbly=2, choppy=2},
@@ -161,8 +186,8 @@ minetest.register_node("techage:flywheel_on", {
 			backface_culling = false,
 			animation = {
 				type = "vertical_frames",
-				aspect_w = 32,
+				aspect_w = 64,
-				aspect_h = 32,
+				aspect_h = 64,
 				length = 1.2,
 			},
 		},
@@ -171,8 +196,8 @@ minetest.register_node("techage:flywheel_on", {
 			backface_culling = false,
 			animation = {
 				type = "vertical_frames",
-				aspect_w = 32,
+				aspect_w = 64,
-				aspect_h = 32,
+				aspect_h = 64,
 				length = 1.2,
 			},
 		},
@@ -181,6 +206,10 @@ minetest.register_node("techage:flywheel_on", {
 	on_receive_fields = on_receive_fields,
 	on_rightclick = on_rightclick,
 	on_timer = node_timer,
+	after_place_node = after_place_node,
+	after_dig_node = after_dig_node,
+	tubelib2_on_update2 = tubelib2_on_update2,
+	networks = net_def,
 
 	drop = "",
 	paramtype2 = "facedir",
@@ -191,29 +220,24 @@ minetest.register_node("techage:flywheel_on", {
 	sounds = default.node_sound_wood_defaults(),
 })
 
-techage.power.register_node({"techage:flywheel", "techage:flywheel_on"}, {
+Axle:add_secondary_node_names({"techage:flywheel", "techage:flywheel_on"})
-	conn_sides = {"R"},
-	power_network = Axle,
-	after_place_node = function(pos, placer)
-		local mem = tubelib2.init_mem(pos)
-		State:node_init(pos, mem, "")
-		on_rightclick(pos)
-	end,
-
-})
 
 techage.register_node({"techage:flywheel", "techage:flywheel_on"}, {
 	on_transfer = function(pos, in_dir, topic, payload)
-		local mem = tubelib2.get_mem(pos)
+		local nvm = techage.get_nvm(pos)
 		if topic == "trigger" then
-			mem.firebox_trigger = 3
+			nvm.firebox_trigger = 3
-			if mem.generating then
+			if nvm.running then
-				return math.max((mem.provided or PWR_CAPA) / PWR_CAPA, 0.1)
+				return math.max((nvm.provided or PWR_CAPA) / PWR_CAPA, 0.1)
 			else
 				return 0
 			end
 		end
-	end
+	end,
+	on_node_load = function(pos, node)
+		M(pos):set_int("outdir", networks.side_to_outdir(pos, "R"))
+		State:on_node_load(pos)
+	end,
 })
 
 minetest.register_craft({
@@ -225,3 +249,4 @@ minetest.register_craft({
 	},
 })
 
+

steam_engine/gearbox.lua

@@ -1,117 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	TA2 Gearbox
-
-]]--
-
--- for lazy programmers
-local P = minetest.string_to_pos
-local M = minetest.get_meta
-local S = techage.S
-
-local PWR_NEEDED = 1
-local CYCLE_TIME = 4
-
-local Axle = techage.Axle
-local power = techage.power
-
-local function swap_node(pos, name)
-	local node = techage.get_node_lvm(pos)
-	if node.name == name then
-		return
-	end
-	node.name = name
-	minetest.swap_node(pos, node)
-end
-
-local function on_power(pos, mem)
-	swap_node(pos, "techage:gearbox_on")
-	techage.switch_axles(pos, true)
-end
-
-local function on_nopower(pos, mem)
-	swap_node(pos, "techage:gearbox")
-	techage.switch_axles(pos, false)
-end
-
-local function node_timer(pos, elapsed)
-	local mem = tubelib2.get_mem(pos)
-	power.consumer_alive(pos, mem)
-	return true
-end
-
--- to be able to restart the node after server crashes
-local function on_rightclick(pos)
-	local mem = tubelib2.get_mem(pos)
-	minetest.get_node_timer(pos):start(CYCLE_TIME)
-	power.consumer_start(pos, mem, CYCLE_TIME, PWR_NEEDED)
-end
-
-minetest.register_node("techage:gearbox", {
-	description = S("TA2 Gearbox"),
-	tiles = {"techage_filling_ta2.png^techage_axle_gearbox.png^techage_frame_ta2.png"},
-	
-	on_rightclick = on_rightclick,
-	on_timer = node_timer,
-	paramtype2 = "facedir",
-	groups = {cracky=2, crumbly=2, choppy=2},
-	on_rotate = screwdriver.disallow,
-	is_ground_content = false,
-	sounds = default.node_sound_wood_defaults(),
-})
-
-
-minetest.register_node("techage:gearbox_on", {
-	tiles = {
-		-- up, down, right, left, back, front
-		{
-			image = "techage_filling4_ta2.png^techage_axle_gearbox4.png^techage_frame4_ta2.png",
-			backface_culling = false,
-			animation = {
-				type = "vertical_frames",
-				aspect_w = 32,
-				aspect_h = 32,
-				length = 0.6,
-			},
-		},
-	},
-	
-	on_rightclick = on_rightclick,
-	on_timer = node_timer,
-	paramtype2 = "facedir",
-	groups = {not_in_creative_inventory=1},
-	diggable = false,
-	drop = "",
-	on_rotate = screwdriver.disallow,
-	is_ground_content = false,
-	sounds = default.node_sound_wood_defaults(),
-})
-
-techage.power.register_node({"techage:gearbox", "techage:gearbox_on"}, {
-	power_network  = Axle,
-	on_power = on_power,
-	on_nopower = on_nopower,
-	after_place_node = function(pos, placer, itemstack, pointed_thing)
-		on_rightclick(pos)
-	end,
-	after_tube_update = function(node, pos, out_dir, peer_pos, peer_in_dir)
-		techage.switch_axles(pos, node.name == "techage:gearbox_on")
-	end,
-})
-	
-minetest.register_craft({
-	output = "techage:gearbox 2",
-	recipe = {
-		{"default:junglewood", "techage:axle", "default:wood"},
-		{"techage:axle", "techage:iron_ingot", "techage:axle"},
-		{"default:wood", "techage:axle", "default:junglewood"},
-	},
-})

tools/repairkit.lua

@@ -88,10 +88,10 @@ local function read_state(itemstack, user, pointed_thing)
 					load = dump(load)
 					minetest.chat_send_player(user:get_player_name(), ndef.description.." "..number..": load = "..load.." %    ")
 				end
-				local capa = techage.send_single("0", number, "capa", nil)
+				local size = techage.send_single("0", number, "size", nil)
-				if capa and capa ~= "" and capa ~= "unsupported" then
+				if size and size ~= "" and size ~= "unsupported" then
-					capa = dump(capa)
+					size = dump(size)
-					minetest.chat_send_player(user:get_player_name(), ndef.description.." "..number..": capa = "..capa.." %    ")
+					minetest.chat_send_player(user:get_player_name(), ndef.description.." "..number..": size = "..size.." units    ")
 				end
 				local owner = M(pos):get_string("owner") or ""
 				if owner ~= "" then

tools/trowel.lua

@@ -100,7 +100,7 @@ minetest.register_on_dignode(function(pos, oldnode, digger)
 	if other_hidden_nodes(pos, "techage_hidden_nodename") then
 		-- test both hidden networks
 		techage.ElectricCable:after_dig_node(pos, oldnode, digger)
-		techage.BiogasPipe:after_dig_node(pos, oldnode, digger)
+		--techage.BiogasPipe:after_dig_node(pos, oldnode, digger)
 		-- probably a hidden node with mem data
 		tubelib2.del_mem(pos)
 	else