furnace bugfixes, lamp improvements, standby power consumption bugfix, further work on TES

.test/sink.lua

@@ -19,7 +19,6 @@ local function swap_node(pos, name)
 end
 
 local function on_power(pos, mem)
-	mydbg("dbg", "on_power")
 	if mem.running then
 		swap_node(pos, "techage:sink_on")
 		minetest.get_node_timer(pos):start(CYCLE_TIME)
@@ -28,7 +27,6 @@ local function on_power(pos, mem)
 end
 
 local function on_nopower(pos, mem)
-	mydbg("dbg", "on_nopower")
 	swap_node(pos, "techage:sink")
 	M(pos):set_string("infotext", "nopower")
 end
@@ -44,14 +42,12 @@ local function on_rightclick(pos, node, clicker)
 	local mem = tubelib2.get_mem(pos)
 	if not mem.running and power.power_available(pos, mem, PWR_NEEDED) then
 		mem.running = true
-		mydbg("dbg", "turn on")
 		--swap_node(pos, "techage:sink_on")
 		power.consumer_start(pos, mem, CYCLE_TIME, PWR_NEEDED)
 		minetest.get_node_timer(pos):start(CYCLE_TIME)
 		M(pos):set_string("infotext", "on")
 	else
 		mem.running = false
-		mydbg("dbg", "turn off")
 		swap_node(pos, "techage:sink")
 		power.consumer_stop(pos, mem)
 		minetest.get_node_timer(pos):stop()

basic_machines/distributor.lua

@@ -125,8 +125,7 @@ local function allow_metadata_inventory_put(pos, listname, index, stack, player)
 	if listname == "src" then
 		CRD(pos).State:start_if_standby(pos)
 		return stack:get_count()
-	elseif stack:get_count() == 1 and 
-			(list[index]:get_count() == 0 or stack:get_name() ~= list[index]:get_name()) then
+	elseif (list[index]:get_count() == 0 or stack:get_name() ~= list[index]:get_name()) then
 		filter_settings(pos)
 		return 1
 	end

basis/consumer.lua

@@ -22,36 +22,44 @@
 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[minetest.get_node(pos).name] or {}).consumer end
 local CRDN = function(node) return (minetest.registered_nodes[node.name] or {}).consumer end
 
 local power = techage.power
 
-local function can_start(pos, mem, state)
-	mydbg("con", "consumer can_start", state)
-	return power.power_available(pos, mem, CRD(pos).power_consumption)
+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)
-	mydbg("con", "consumer start_node", state)
+	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)
-	mydbg("con", "consumer stop_node", state)
+	if D.con then D.dbg("consumer stop_node", state) end
 	power.consumer_stop(pos, mem)
 end
 
 local function on_power(pos, mem)
-	mydbg("con", "consumer on_power")
+	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)
-	mydbg("con", "consumer on_nopower")
+	if D.con then D.dbg("consumer on_nopower") end
 	local crd = CRD(pos)
 	crd.State:nopower(pos, mem)
 end
@@ -60,8 +68,7 @@ local function node_timer(pos, elapsed)
 	local crd = CRD(pos)
 	local mem = tubelib2.get_mem(pos)
 	local state = mem.techage_state
-	mydbg("con", "consumer node_timer", techage.needs_power(mem))
-	if techage.power_alive(mem) then
+	if techage.needs_power(mem) then
 		power.consumer_alive(pos, mem)
 	end
 	-- call the node timer routine
@@ -127,7 +134,8 @@ function techage.register_consumer(base_name, inv_name, tiles, tNode, validState
 				standby_ticks = tNode.standby_ticks,
 				formspec_func = tNode.formspec,
 				on_state_change = tNode.on_state_change,
-				can_start = power_used and can_start or nil,
+				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,
 			})

basis/lib.lua

@@ -161,16 +161,6 @@ function techage.dropped_node(node, ndef)
 	return ndef.drop or node.name
 end	
 
-function mydbg(topic, text, ...)
-	if techage.DebugTopics[topic] then
-		local t = string.format("%.4f %4s:  ", minetest.get_us_time() / 1000000.0, topic)
-		if type(text) ~= "string" then
-			text = dump(text)
-		end
-		print(t..text, unpack({...}))
-	end
-end
-
 -- needed for windmill plants
 local function determine_ocean_ids()
 	techage.OceanIdTbl = {}

basis/node_states.lua

@@ -120,6 +120,12 @@ techage.NodeStates = {}
 local NodeStates = techage.NodeStates
 
 local function can_start(pos, mem)
+	--if false, node goes in FAULT
+	return true
+end
+
+local function has_power(pos, mem)
+	--if false, node goes in NOPOWER
 	return true
 end
 
@@ -144,10 +150,12 @@ function techage.needs_power(mem)
 	return state < STANDBY
 end
 
--- is node alive (power related)
-function techage.power_alive(mem)
-	local state = mem.techage_state or STOPPED
-	return state < FAULT
+function techage.needs_power2(state)
+	return state < STANDBY
+end
+
+function techage.get_state_string(mem)
+	return techage.StateStrings[mem.techage_state or STOPPED]
 end
 
 function NodeStates:new(attr)
@@ -159,6 +167,7 @@ function NodeStates:new(attr)
 		node_name_passive = attr.node_name_passive,
 		node_name_active = attr.node_name_active, 
 		infotext_name = attr.infotext_name,
+		has_power =  attr.has_power or has_power,
 		can_start = attr.can_start or can_start,
 		start_node = attr.start_node,
 		stop_node = attr.stop_node,
@@ -214,6 +223,10 @@ function NodeStates:start(pos, mem)
 			self:fault(pos, mem)
 			return false
 		end
+		if not self.has_power(pos, mem, state) then
+			self:nopower(pos, mem)
+			return false
+		end
 		mem.techage_state = RUNNING
 		if self.start_node then
 			self.start_node(pos, mem, state)
@@ -304,7 +317,7 @@ end
 
 function NodeStates:nopower(pos, mem)
 	local state = mem.techage_state or RUNNING
-	if state ~= STOPPED then
+	if state ~= NOPOWER then
 		mem.techage_state = NOPOWER
 		if self.node_name_passive then
 			swap_node(pos, self.node_name_passive)
@@ -352,10 +365,6 @@ function NodeStates:get_state(mem)
 	return mem.techage_state or techage.STOPPED
 end
 
-function NodeStates:get_state_string(mem)
-	return techage.StateStrings[mem.techage_state or STOPPED]
-end
-
 -- keep the timer running?
 function NodeStates:is_active(mem)
 	local state = mem.techage_state or STOPPED
@@ -394,7 +403,9 @@ function NodeStates:state_button_event(pos, mem, fields)
 	if fields.state_button ~= nil then
 		local state = mem.techage_state or STOPPED
 		if state == STOPPED or state == STANDBY or state == BLOCKED then
-			self:start(pos, mem)
+			if not self:start(pos, mem) and state == STANDBY then
+				self:stop(pos, mem)
+			end	
 		elseif state == RUNNING or state == FAULT or state == NOPOWER then
 			self:stop(pos, mem)
 		end

coal_power_station/firebox.lua

@@ -36,7 +36,6 @@ end
 
 local function node_timer(pos, elapsed)
 	local mem = tubelib2.get_mem(pos)
-	mydbg("dbg", "firebox burn_cycles = "..(mem.burn_cycles or 0))
 	if mem.running then
 		-- trigger generator and provide power ratio 0..1
 		local ratio = techage.transfer(

energy_storage/heatexchanger.lua

@@ -24,7 +24,7 @@ local HEAT_STEP = 10
 local WATER_CONSUMPTION = 0.5
 local MAX_WATER = 10
 
-local Pipe = techage.SteamPipe
+local Pipe = techage.BiogasPipe
 
 local Water = {
 	["bucket:bucket_river_water"] = true,
@@ -77,18 +77,6 @@ local function no_space(pos)
 	return node1.name ~= "air" or node2.name ~= "air"
 end
 
-local function place_nodes(pos)
-	local node = minetest.get_node(pos)
-	print("node.param2", node.param2)
-	minetest.set_node({x=pos.x, y=pos.y+1, z=pos.z}, {name = "techage:heatexchanger2", param2 = node.param2})
-	minetest.set_node({x=pos.x, y=pos.y+2, z=pos.z}, {name = "techage:heatexchanger1", param2 = node.param2})
-end
-
-local function remove_nodes(pos)
-	minetest.remove_node({x=pos.x, y=pos.y+1, z=pos.z})
-	minetest.remove_node({x=pos.x, y=pos.y+2, z=pos.z})
-end
-
 local State = techage.NodeStates:new({
 	node_name_passive = "techage:boiler2",
 	cycle_time = CYCLE_TIME,
@@ -229,24 +217,36 @@ local function allow_metadata_inventory_take(pos, listname, index, stack, player
 	return 0
 end
 
+local function orientate_node(pos, name)
+	local node = minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z})
+	if node.name == name then
+		local param2 = node.param2
+		node = minetest.get_node(pos)
+		node.param2 = param2
+		minetest.swap_node(pos, node)
+	else
+		minetest.remove_node(pos)
+		return true
+	end
+end
+
 -- Top
-minetest.register_node("techage:heatexchanger1", {
-	description = S("TA4 Heat Exchanger"),
+minetest.register_node("techage:heatexchanger3", {
+	description = S("TA4 Heat Exchanger 3"),
 	tiles = {
 		-- up, down, right, left, back, front
 		"techage_filling_ta4.png^techage_frame_ta4_top.png",
-		"techage_filling_ta4.png^techage_frame_ta4.png",
+		"techage_hole_ta4.png",
 		"techage_filling_ta4.png^techage_frameT_ta4.png^techage_appl_hole_biogas.png",
 		"techage_filling_ta4.png^techage_frameT_ta4.png^techage_appl_hole_biogas.png",
 		"techage_filling_ta4.png^techage_frameT_ta4.png^techage_appl_ribsT.png",
 		"techage_filling_ta4.png^techage_frameT_ta4.png^techage_appl_ribsT.png",
 	},
-	selection_box = {
-		type = "fixed",
-		fixed = {0,0,0,0,0,0},
-	},
+	after_place_node = function(pos, placer)
+		return orientate_node(pos, "techage:heatexchanger2")
+	end,
 	paramtype2 = "facedir",
-	groups = {crumbly = 2, cracky = 2, snappy = 2, not_in_creative_inventory=1},
+	groups = {crumbly = 2, cracky = 2, snappy = 2},
 	--on_rotate = screwdriver.disallow,
 	is_ground_content = false,
 	sounds = default.node_sound_metal_defaults(),
@@ -254,43 +254,37 @@ minetest.register_node("techage:heatexchanger1", {
 
 -- Middle
 minetest.register_node("techage:heatexchanger2", {
-	description = S("TA4 Heat Exchanger"),
+	description = S("TA4 Heat Exchanger 2"),
 	tiles = {
 		-- up, down, right, left, back, front
-		"techage_filling_ta4.png^techage_frame_ta4.png",
-		"techage_filling_ta4.png^techage_frame_ta4.png",
+		"techage_hole_ta4.png",
+		"techage_hole_ta4.png",
 		"techage_filling_ta4.png^techage_frameM_ta4.png^techage_appl_tes_turb.png",
 		"techage_filling_ta4.png^techage_frameM_ta4.png^techage_appl_tes_core.png",
 		"techage_filling_ta4.png^techage_frameM_ta4.png^techage_appl_ribsM.png",
 		"techage_filling_ta4.png^techage_frameM_ta4.png^techage_appl_ribsM.png",
 	},
-	selection_box = {
-		type = "fixed",
-		fixed = {0,0,0,0,0,0},
-	},
+	after_place_node = function(pos, placer)
+		return orientate_node(pos, "techage:heatexchanger1")
+	end,
 	paramtype2 = "facedir",
-	groups = {crumbly = 2, cracky = 2, snappy = 2, not_in_creative_inventory=1},
+	groups = {crumbly = 2, cracky = 2, snappy = 2},
 	--on_rotate = screwdriver.disallow,
 	is_ground_content = false,
 	sounds = default.node_sound_metal_defaults(),
 })
 
-minetest.register_node("techage:heatexchanger3", {
-	description = S("TA4 Heat Exchanger"),
-	inventory_image = "techage_heat_exchanger_inv.png",
+minetest.register_node("techage:heatexchanger1", {
+	description = S("TA4 Heat Exchanger 1"),
 	tiles = {
 		-- up, down, right, left, back, front
-		"techage_filling_ta4.png^techage_frame_ta4.png",
+		"techage_hole_ta4.png",
 		"techage_filling_ta4.png^techage_frame_ta4.png",
 		"techage_filling_ta4.png^techage_frameB_ta4.png^techage_appl_hole_biogas.png",
 		"techage_filling_ta4.png^techage_frameB_ta4.png^techage_appl_hole_biogas.png",
 		"techage_filling_ta4.png^techage_frameB_ta4.png^techage_appl_ribsB.png",
 		"techage_filling_ta4.png^techage_frameB_ta4.png^techage_appl_ribsB.png",
 	},
-	selection_box = {
-		type = "fixed",
-		fixed = {-8/16, -8/16, -8/16, 8/16, 40/16, 8/16},
-	},
 
 	on_construct = function(pos)
 		tubelib2.init_mem(pos)
@@ -304,7 +298,6 @@ minetest.register_node("techage:heatexchanger3", {
 			minetest.remove_node(pos)
 			return true
 		end
-		place_nodes(pos)
 		-- secondary 'after_place_node', called by power. Don't use tubelib2.init_mem(pos)!!!
 		local mem = tubelib2.get_mem(pos)
 		State:node_init(pos, mem, "")
@@ -315,7 +308,6 @@ minetest.register_node("techage:heatexchanger3", {
 	end,
 	
 	after_dig_node = function(pos)
-		remove_nodes(pos)
 	end,
 	
 	paramtype2 = "facedir",
@@ -325,6 +317,11 @@ minetest.register_node("techage:heatexchanger3", {
 	sounds = default.node_sound_metal_defaults(),
 })
 
+techage.power.register_node({"techage:heatexchanger1", "techage:heatexchanger3"}, {
+	conn_sides = {"R", "L"},
+	power_network  = Pipe,
+})
+
 
 -- boiler2: Main part, needed as generator
 --minetest.register_node("techage:heatexchanger3", {
@@ -424,35 +421,3 @@ minetest.register_node("techage:heatexchanger3", {
 --	S("Part of the steam engine. Has to be placed on top of TA2 Boiler Base.@n(see Steam Engine)"), 
 --	"techage:boiler2")
 
-minetest.register_node("techage:ta4_tes_coreelem", {
-	description = S("TA4 TES Core Element"),
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_tes_core_elem_top.png",
-		"techage_tes_core_elem_top.png",
-		"techage_tes_core_elem.png",
-	},
-	groups = {crumbly = 2, cracky = 2, snappy = 2},
-	is_ground_content = false,
-	sounds = default.node_sound_metal_defaults(),
-})
-
-minetest.register_node("techage:ta4_tes_inlet", {
-	description = S("TA4 TES Core Element"),
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_tes_inlet.png",
-	},
-	drawtype = "nodebox",
-	node_box = {
-		type = "fixed",
-		fixed = {
-			{-8/16, -8/16, -8/16, 8/16, -12/32, 8/16},
-		},
-	},	
-	paramtype = "light",
-	sunlight_propagates = true,
-	groups = {crumbly = 2, cracky = 2, snappy = 2},
-	is_ground_content = false,
-	sounds = default.node_sound_metal_defaults(),
-})

energy_storage/inlet.lua

@@ -0,0 +1,92 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	GPL v3
+	See LICENSE.txt for more information
+	
+	TA4 Pipe Inlet
+
+]]--
+
+-- for lazy programmers
+local P2S = function(pos) if pos then return minetest.pos_to_string(pos) end end
+local S2P = minetest.string_to_pos
+local D = techage.Debug
+local M = minetest.get_meta
+local S = techage.S
+
+local Pipe = techage.BiogasPipe
+
+minetest.register_node("techage:ta4_pipe_inlet", {
+	description = S("TA4 Pipe Inlet"),
+	tiles = {
+		-- up, down, right, left, back, front
+		"basic_materials_concrete_block.png",
+		"basic_materials_concrete_block.png",
+		"basic_materials_concrete_block.png",
+		"basic_materials_concrete_block.png",
+		"basic_materials_concrete_block.png^techage_tes_inlet.png",
+		"basic_materials_concrete_block.png^techage_tes_inlet.png",
+	},
+	
+	paramtype2 = "facedir", -- important!
+	on_rotate = screwdriver.disallow, -- important!
+	groups = {crumbly = 2, cracky = 2, snappy = 2},
+	is_ground_content = false,
+	sounds = default.node_sound_metal_defaults(),
+})
+
+-- for mechanical pipe connections
+techage.power.register_node({"techage:ta4_pipe_inlet"}, {
+	conn_sides = {"F", "B"},
+	power_network  = Pipe,
+})
+
+local function volume(pos, in_dir)
+	local mem = tubelib2.get_mem(pos)
+	if not mem.pos1 or not mem.pos2 or not mem.volume then
+		local dir = tubelib2.Dir6dToVector[in_dir]
+		local pos2 = vector.add(pos, vector.multiply(dir, 8))
+		local poses = minetest.find_nodes_in_area(pos, pos2, {"techage:ta4_pipe_inlet"})
+		if #poses == 2 then
+			mem.pos1 = poses[1]
+			mem.pos2 = poses[2]
+			local _, node_tbl = minetest.find_nodes_in_area(mem.pos1, mem.pos2, 
+				{"default:gravel", "techage:ta4_pipe_inlet", 
+				"basic_materials:concrete_block", "default:obsidian_glass",
+				"techage:glow_gravel"})
+			print(dump(node_tbl))
+			return true
+		end
+	end
+	return false
+end
+
+-- for logical communication
+techage.register_node({"techage:ta4_pipe_inlet"}, {
+	on_transfer = function(pos, in_dir, topic, payload)
+		print(P2S(pos), in_dir, topic, payload)
+		if topic == "increment" then
+			if transfer(pos, in_dir, topic, nil) then
+				swap_node(pos, "techage:cooler_on")
+				return true
+			end
+		elseif topic == "decrement" then
+			swap_node(pos, "techage:cooler")
+			return transfer(pos, in_dir, topic, nil)
+		elseif topic == "volume" then
+			return volume(pos, in_dir)
+		end
+		return false
+	end
+})
+
+minetest.register_craft({
+	type = 'shapeless',
+	output = "techage:ta4_pipe_inlet",
+	recipe = {"basic_materials:concrete_block", "techage:ta4_pipeS"},
+})

energy_storage/nodes.lua

@@ -0,0 +1,52 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	GPL v3
+	See LICENSE.txt for more information
+	
+	TA4 Heat Exchanger
+
+]]--
+
+-- for lazy programmers
+local P = minetest.string_to_pos
+local M = minetest.get_meta
+local S = techage.S
+
+local Pipe = techage.BiogasPipe
+
+minetest.register_node("techage:glow_gravel", {
+	description = "Techage Gravel",
+	tiles = {{
+		name = "techage_gravel4.png",
+		animation = {
+			type = "vertical_frames",
+			aspect_w = 16,
+			aspect_h = 16,
+			length = 0.2,
+		},
+	}},
+	paramtype = "light",
+	light_source = 8,
+	groups = {crumbly = 2, falling_node = 1},
+	sounds = default.node_sound_gravel_defaults(),
+	drop = "",
+})
+
+minetest.register_node("techage:ta4_tes_coreelem", {
+	description = S("TA4 TES Core Element"),
+	tiles = {
+		-- up, down, right, left, back, front
+		"techage_tes_core_elem_top.png",
+		"techage_tes_core_elem_top.png",
+		"techage_tes_core_elem.png",
+	},
+	groups = {crumbly = 2, cracky = 2, snappy = 2},
+	is_ground_content = false,
+	sounds = default.node_sound_metal_defaults(),
+})
+

furnace/booster.lua

@@ -15,6 +15,7 @@
 -- for lazy programmers
 local M = minetest.get_meta
 local S = techage.S
+local D = techage.Debug
 
 local PWR_NEEDED = 3
 local CYCLE_TIME = 2
@@ -39,28 +40,29 @@ local function on_power(pos, mem)
 	if mem.running then
 		swap_node(pos, "techage:ta3_booster_on")
 		infotext(pos, "running")
-		minetest.get_node_timer(pos):start(CYCLE_TIME)
 	end
-	mydbg("dbg2", "booster on_power")
+	if D.dbg2 then D.dbg("booster on_power") end
 	mem.is_powered = true
 end
 
 local function on_nopower(pos, mem)
 	swap_node(pos, "techage:ta3_booster")
 	infotext(pos, "no power")
-	mydbg("dbg2", "booster on_nopower")
+	if D.dbg2 then D.dbg("booster on_nopower") end
 	mem.is_powered = false
 end
 
 local function node_timer(pos, elapsed)
 	local mem = tubelib2.get_mem(pos)
-	if mem.is_powered then
+	if mem.running and mem.is_powered then
 		minetest.sound_play("techage_booster", {
 			pos = pos, 
 			gain = 1,
 			max_hear_distance = 7})
 	end
-	power.consumer_alive(pos, mem)
+	if mem.running then
+		power.consumer_alive(pos, mem)
+	end
 	return mem.running
 end
 
@@ -146,23 +148,22 @@ techage.register_node({"techage:ta3_booster", "techage:ta3_booster_on"}, {
 		if M(pos):get_int("indir") == in_dir then
 			local mem = tubelib2.get_mem(pos)
 			if topic == "power" then
-				mydbg("dbg2", "booster", mem.is_powered)
-				return mem.is_powered
+				if D.dbg2 then D.dbg("booster power") end
+				return power.power_available(pos, mem, 0)
 			elseif topic == "start" and not mem.running then
-				mydbg("dbg2", "booster try start", mem.pwr_master_pos, mem.pwr_power_provided_cnt)
+				if D.dbg2 then D.dbg("booster try start", mem.pwr_master_pos, mem.pwr_power_provided_cnt) end
 				if power.power_available(pos, mem, 0) then
 					mem.running = true
-					mydbg("dbg2", "booster start")
+					if D.dbg2 then D.dbg("booster start") end
 					power.consumer_start(pos, mem, CYCLE_TIME, PWR_NEEDED)
 					minetest.get_node_timer(pos):start(CYCLE_TIME)
 				else
-					mydbg("dbg2", "booster no power")
+					if D.dbg2 then D.dbg("booster no power") end
 					infotext(pos, "no power")
 				end
 			elseif topic == "stop" then
 				mem.running = false
-				mem.is_powered = false
-				mydbg("dbg2", "booster stop")
+				if D.dbg2 then D.dbg("booster stop") end
 				swap_node(pos, "techage:ta3_booster")
 				power.consumer_stop(pos, mem)
 				minetest.get_node_timer(pos):stop()

furnace/firebox.lua

@@ -188,26 +188,15 @@ techage.register_node({"techage:furnace_firebox", "techage:furnace_firebox_on"},
 	end,
 	-- called from furnace_top
 	on_transfer = function(pos, in_dir, topic, payload)
+		local mem = tubelib2.get_mem(pos)
 		if topic == "fuel" then
-			local mem = tubelib2.get_mem(pos)
-			if booster_cmnd(pos, "power") then
-				-- fire keeps on even if the booster is off for some seconds
-				mem.booster_cnt = 3 
-			end
-			mydbg("dbg2", "firebox fuel", mem.booster_cnt)
-			mem.booster_cnt = (mem.booster_cnt or 3) - 1
-			return has_fuel(pos, mem) and mem.booster_cnt > 0
+			return has_fuel(pos, mem) and booster_cmnd(pos, "power")
 		elseif topic == "start" then
-			local mem = tubelib2.get_mem(pos)
 			start_firebox(pos, mem)
 			booster_cmnd(pos, "start")
-			mem.booster_cnt = 4
-			mydbg("dbg2", "firebox start", mem.booster_cnt)
 		elseif topic == "stop" then
-			local mem = tubelib2.get_mem(pos)
 			stop_firebox(pos, mem)
 			booster_cmnd(pos, "stop")
-			mydbg("dbg2", "firebox stop", mem.booster_cnt)
 		end
 	end
 })	

furnace/furnace_top.lua

@@ -15,6 +15,7 @@
 -- for lazy programmers
 local M = minetest.get_meta
 local S = techage.S
+local D = techage.Debug
 
 -- Consumer Related Data
 local CRD = function(pos) return (minetest.registered_nodes[minetest.get_node(pos).name] or {}).consumer end
@@ -88,7 +89,7 @@ local function cooking(pos, crd, mem, elapsed)
 			crd.State:idle(pos, mem)
 		end
 	else
-		crd.State:fault(pos, mem)
+		crd.State:idle(pos, mem)
 	end
 end
 
@@ -164,12 +165,21 @@ local function can_dig(pos, player)
 	return inv:is_empty("dst") and inv:is_empty("src")
 end
 
+local function can_start(pos, mem, state)
+	if D.dbg2 then D.dbg("can_start", state, firebox_cmnd(pos, "fuel")) end
+	return firebox_cmnd(pos, "fuel")
+end
+
 local function on_node_state_change(pos, old_state, new_state)
-	mydbg("dbg2", "on_node_state_change", new_state)
-	if new_state == techage.RUNNING then
-		firebox_cmnd(pos, "start")
-	else
-		firebox_cmnd(pos, "stop")
+	if D.dbg2 then D.dbg("on_node_state_change", new_state) end
+	local pwr1 = techage.needs_power2(old_state)
+	local pwr2 = techage.needs_power2(new_state)
+	if pwr1 ~= pwr2 then
+		if pwr2 then
+			firebox_cmnd(pos, "start")
+		else
+			firebox_cmnd(pos, "stop")
+		end
 	end
 	local mem = tubelib2.get_mem(pos)
 	reset_cooking(mem)
@@ -232,6 +242,7 @@ local _, node_name_ta3, _ =
 		standby_ticks = STANDBY_TICKS,
 		formspec = formspec,
 		tubing = tubing,
+		can_start = can_start,
 		on_state_change = on_node_state_change,
 		after_place_node = function(pos, placer)
 			local inv = M(pos):get_inventory()

init.lua

@@ -19,12 +19,18 @@ else
 	-- Load support for I18n.
 	techage.S = minetest.get_translator("techage")
 	
-	-- Debugging via "mydbg(topic, text)"
-	techage.DebugTopics = {
+	-- Debugging via "techage.Debug.dbg(text)"
+	techage.Debug = {
+		dbg = function(text, ...)
+			local t = string.format("%.4f %4s:  ", minetest.get_us_time() / 1000000.0, topic)
+			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
-		--dbg = true,
 		--dbg2 = true,
 		--tst = true,
 		--bot = true  -- Signs Bot
@@ -187,9 +193,11 @@ else
 	dofile(MP.."/wind_turbine/signallamp.lua")
 	
 	-- TA4 Energy Storage
-	--dofile(MP.."/energy_storage/heatexchanger.lua")
-	--dofile(MP.."/energy_storage/generator.lua")
-	--dofile(MP.."/energy_storage/turbine.lua")
-	--dofile(MP.."/energy_storage/help.lua")
+--	dofile(MP.."/energy_storage/heatexchanger.lua")
+--	dofile(MP.."/energy_storage/generator.lua")
+--	dofile(MP.."/energy_storage/turbine.lua")
+--	dofile(MP.."/energy_storage/inlet.lua")
+--	dofile(MP.."/energy_storage/nodes.lua")
+--	dofile(MP.."/energy_storage/help.lua")
 	
 end

lamps/lib.lua

@@ -128,4 +128,16 @@ function techage.register_lamp(basename, ndef_off, ndef_on)
 		on_power = on_power,
 		on_nopower = on_nopower,
 	})
+	minetest.register_lbm({
+		label = "[techage] Start lamp",
+		name = "techage:start_lamp",
+		nodenames = {basename.."_on"},
+		run_at_every_load = true,
+		action = function(pos, node)
+			local mem = tubelib2.get_mem(pos)
+			minetest.get_node_timer(pos):start(CYCLE_TIME)
+			power.consumer_start(pos, mem, CYCLE_TIME, PWR_NEEDED)
+		end
+	})
 end
+

logic/terminal.lua

@@ -155,6 +155,20 @@ local function command(pos, command, player)
 				meta:set_string("formspec", formspec2(meta))
 				return
 			end
+			
+			local cmnd, payload = command:match('^pipe%s+(%w+)%s*(.*)$')
+			if cmnd then
+				local resp = techage.transfer(
+					pos, 
+					"B",  -- outdir
+					cmnd,  -- topic
+					payload,  -- payload
+					techage.BiogasPipe,  -- network
+					nil)  -- valid nodes
+				output(pos, dump(resp))
+				return
+			end
+			
 			if command ~= "" then
 				output(pos, CMNDS_TA3)
 			end

mod.conf

@@ -1,4 +1,4 @@
 name = techage
-depends = default,tubelib2,basic_materials,bucket,stairs
+depends = default,tubelib2,basic_materials,bucket,stairs,screwdriver
 optional_depends = unified_inventory,wielded_light,minecart,unifieddyes
 description = Techage, go through 4 tech ages in search of wealth and power!

power/power.lua

@@ -17,6 +17,8 @@
 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
+
 -- Techage Related Data
 local PWR = function(pos) return (minetest.registered_nodes[minetest.get_node(pos).name] or {}).power end
 
@@ -159,10 +161,6 @@ local function migrate(pos, mem, node)
 				techage.power.secondary_start(pos, mem, mem.pwr_could_provide, mem.pwr_could_need)
 			end
 		end
-		
-		if not mem.pwr_needed and not mem.pwr_available and not mem.pwr_available2 then
-			mydbg("dbg", name)
-		end
 	end
 end
 
@@ -220,8 +218,8 @@ local function accounting(pos, mem)
 		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
-		mydbg("sts", "needed = "..mem.mst_needed1.."/"..mem.mst_needed2..", available = "..mem.mst_available1.."/"..mem.mst_available2)
-		mydbg("sts", "supply = "..mem.mst_supply1.."/"..mem.mst_supply2..", demand = "..mem.mst_demand1.."/"..mem.mst_demand2..", reserve = "..mem.mst_reserve)
+		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
 end
 
@@ -242,7 +240,7 @@ end
 -- if no power available
 local function consumer_turn_off(pos, mem)
 	local pwr = PWR(pos)
-	mydbg("pwr", "consumer_turn_off")
+	if D.pwr then D.dbg("consumer_turn_off") end
 	if pwr and pwr.on_nopower then
 		pwr.on_nopower(pos, mem)
 	end
@@ -252,7 +250,7 @@ end
 
 local function consumer_turn_on(pos, mem)
 	local pwr = PWR(pos)
-	mydbg("pwr", "consumer_turn_on")
+	if D.pwr then D.dbg("consumer_turn_on") end
 	if pwr and pwr.on_power then
 		pwr.on_power(pos, mem)
 	end
@@ -315,6 +313,7 @@ local function handle_consumer(mst_mem, mem, pos, 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
@@ -328,6 +327,7 @@ local function handle_consumer(mst_mem, mem, pos, power_needed)
 			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
@@ -362,7 +362,7 @@ local function trigger_nodes(mst_pos, mst_mem, dec)
 	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
-		--mydbg("pwr", "trigger_nodes", minetest.get_node(pos).name, mem.pwr_node_alive_cnt, mem.pwr_available2 or mem.pwr_available or mem.pwr_needed)
+		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 then
 			if mem.pwr_available then
 				handle_generator(mst_mem, mem, pos, mem.pwr_available)
@@ -379,7 +379,7 @@ local function turn_off_nodes(mst_pos)
 	Route = {}
 	NumNodes = 0
 	pos_already_reached(mst_pos) 
-	mydbg("pwr", "turn_off_nodes")
+	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
@@ -409,7 +409,7 @@ end
 
 -- called from master position
 local function power_distribution(pos, mem, dec)
-	mydbg("pwr", "power_distribution")
+	if D.pwr then D.dbg("power_distribution") end
 	if mem.pwr_is_master then
 		mem.mst_needed1 = 0
 		mem.mst_needed2 = 0
@@ -426,7 +426,7 @@ end
 
 -- To be called for each network change from any node
 function techage.power.network_changed(pos, mem)
-	mydbg("pwr", "network_changed")
+	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?
 		power_distribution(pos, mem)
@@ -486,7 +486,7 @@ function techage.power.consumer_stop(pos, mem)
 end
 
 function techage.power.consumer_alive(pos, mem)
-	--mydbg("pwr", "consumer_alive", mem.pwr_power_provided_cnt, mem.pwr_cycle_time)
+	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
@@ -549,7 +549,7 @@ function techage.power.secondary_stop(pos, mem)
 end
 
 function techage.power.secondary_alive(pos, mem, capa_curr, capa_max)
-	--mydbg("pwr", "secondary_alive")
+	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
@@ -560,7 +560,7 @@ function techage.power.secondary_alive(pos, mem, capa_curr, capa_max)
 		
 	mem.pwr_node_alive_cnt = 2
 	if mem.pwr_is_master then
-		--mydbg("pwr", "secondary_alive is master")
+		if D.pwr then D.dbg("secondary_alive is master") end
 		power_distribution(pos, mem, 1)
 	end
 	return mem.pwr_provided or 0

power/power2.lua

@@ -138,7 +138,6 @@ function techage.power.register_node(names, pwr_def)
 					-- To be called delayed, so that all network connections have been established
 					minetest.after(0.2, network_changed, pos, mem)
 					if pwr.after_tube_update then
-						mydbg("tlib", "after_tube_update", node.name)
 						return pwr.after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir)
 					end
 				end,
@@ -201,7 +200,6 @@ end
 
 -- Used to turn on/off the power by means of a power switch
 function techage.power.power_cut(pos, dir, cable, cut)
-	mydbg("pwr", "power_cut")
 	local npos = vector.add(pos, tubelib2.Dir6dToVector[dir or 0])
 	
 	local node = minetest.get_node(npos)

power/ta4_pipe.lua

@@ -20,48 +20,23 @@ local S = techage.S
 
 local Pipe = tubelib2.Tube:new({
 	dirs_to_check = {1,2,3,4,5,6},
-	max_tube_length = 1000, 
+	max_tube_length = 100, 
 	show_infotext = false,
+	force_to_use_tubes = true,
 	tube_type = "ta4_pipe",
 	primary_node_names = {"techage:ta4_pipeS", "techage:ta4_pipeA"}, 
 	secondary_node_names = {},
 	after_place_tube = function(pos, param2, tube_type, num_tubes)
-		-- Don't replace "hidden" cable
-		if M(pos):get_string("techage_hidden_nodename") == "" then
-			minetest.swap_node(pos, {name = "techage:ta4_pipe"..tube_type, param2 = param2 % 32})
-		end
-		M(pos):set_int("tl2_param2", param2)
+		minetest.swap_node(pos, {name = "techage:ta4_pipe"..tube_type, param2 = param2})
 	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.BiogasPipe = Pipe
 
-
--- Overridden method of tubelib2!
-function Pipe:get_primary_node_param2(pos, dir) 
-	return techage.get_primary_node_param2(pos, dir)
-end
-
-function Pipe:is_primary_node(pos, dir)
-	return techage.is_primary_node(pos, dir)
-end
-
-function Pipe:get_secondary_node(pos, dir)
-	local npos = vector.add(pos, tubelib2.Dir6dToVector[dir or 0])
-	local node = self:get_node_lvm(npos)
-	if self.secondary_node_names[node.name] or 
-			self.secondary_node_names[M(npos):get_string("techage_hidden_nodename")] then
-		return node, npos
-	end
-end
-
-function Pipe:is_secondary_node(pos, dir)
-	local npos = vector.add(pos, tubelib2.Dir6dToVector[dir or 0])
-	local node = self:get_node_lvm(npos)
-	return self.secondary_node_names[node.name] or 
-			self.secondary_node_names[M(npos):get_string("techage_hidden_nodename")]
-end
-
 minetest.register_node("techage:ta4_pipeS", {
 	description = S("TA4 Pipe"),
 	tiles = {
@@ -82,10 +57,7 @@ minetest.register_node("techage:ta4_pipeS", {
 	end,
 	
 	after_dig_node = function(pos, oldnode, oldmetadata, digger)
-		if oldmetadata and oldmetadata.fields and oldmetadata.fields.tl2_param2 then
-			oldnode.param2 = oldmetadata.fields.tl2_param2
-			Pipe:after_dig_tube(pos, oldnode)
-		end
+		Pipe:after_dig_tube(pos, oldnode)
 	end,
 	
 	paramtype2 = "facedir", -- important!
@@ -100,7 +72,7 @@ minetest.register_node("techage:ta4_pipeS", {
 	paramtype = "light",
 	sunlight_propagates = true,
 	is_ground_content = false,
-	groups = {crumbly = 2, cracky = 2, snappy = 2, techage_trowel = 1},
+	groups = {crumbly = 2, cracky = 2, snappy = 2},
 	sounds = default.node_sound_metal_defaults(),
 })
 
@@ -116,10 +88,7 @@ minetest.register_node("techage:ta4_pipeA", {
 	},
 	
 	after_dig_node = function(pos, oldnode, oldmetadata, digger)
-		if oldmetadata and oldmetadata.fields and oldmetadata.fields.tl2_param2 then
-			oldnode.param2 = oldmetadata.fields.tl2_param2
-			Pipe:after_dig_tube(pos, oldnode)
-		end
+		Pipe:after_dig_tube(pos, oldnode)
 	end,
 	
 	paramtype2 = "facedir", -- important!
@@ -137,18 +106,11 @@ minetest.register_node("techage:ta4_pipeA", {
 	paramtype = "light",
 	sunlight_propagates = true,
 	is_ground_content = false,
-	groups = {crumbly = 2, cracky = 2, snappy = 2, techage_trowel = 1, not_in_creative_inventory=1},
+	groups = {crumbly = 2, cracky = 2, snappy = 2, not_in_creative_inventory=1},
 	sounds = default.node_sound_metal_defaults(),
 	drop = "techage:ta4_pipeS",
 })
 
-Pipe:register_on_tube_update(function(node, pos, out_dir, peer_pos, peer_in_dir)
-	if minetest.registered_nodes[node.name].after_tube_update then
-		minetest.registered_nodes[node.name].after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir)
-	else
-		techage.power.after_tube_update(node, pos, out_dir, peer_pos, peer_in_dir, Cable)
-	end
-end)
 
 minetest.register_craft({
 	output = "techage:ta4_pipeS 3",

solar/minicell.lua

@@ -58,7 +58,6 @@ local function node_timer(pos, elapsed)
 			mem.capa = 0
 		end
 	end
-	mydbg("tst", "PWR_CAPA = "..PWR_CAPA..", mem.capa = "..mem.capa..", light = "..light)
 	return true
 end
 

steam_engine/firebox.lua

@@ -24,7 +24,6 @@ local BURN_CYCLE_FACTOR = 0.8
 
 local function node_timer(pos, elapsed)
 	local mem = tubelib2.get_mem(pos)
-	mydbg("dbg", "firebox burn_cycles = "..(mem.burn_cycles or 0))
 	if mem.running then
 		local power = techage.transfer(
 			{x=pos.x, y=pos.y+2, z=pos.z},