Use mcl_formspec.get_itemslot_bg_v4 instead of mcl_formspec.get_itemslot_bg

api/common.lua

@@ -41,6 +41,15 @@ function industrialtest.internal.clamp(num,min,max)
 	return math.max(math.min(num,max),min)
 end
 
+function industrialtest.internal.addYVelocityClamped(player,vel,max)
+	local playerVel=player:get_velocity()
+	if playerVel.y+vel>max then
+		player:add_velocity(vector.new(0,math.max(max-playerVel.y,0),0))
+	else
+		player:add_velocity(vector.new(0,vel,0))
+	end
+end
+
 function industrialtest.internal.unpackTableInto(first,second)
 	for k,v in pairs(second) do
 		first[k]=v

compatibility.lua

@@ -53,6 +53,21 @@ industrialtest.internal={}
 if industrialtest.mclAvailable then
 	industrialtest.stackMax=64
 
+	minetest.override_item("mcl_buckets:bucket_empty",{
+		groups={
+			_industrialtest_simpleFluidStorage=1
+		},
+		_industrialtest_getResultingFluidStorageItemByNode=function(fluidType)
+			local resultingItem=mcl_buckets.liquids[fluidType]
+			if resultingItem then
+				return {
+					name=resultingItem.bucketname
+				}
+			end
+		end,
+		_industrialtest_simpleFluidStorageCapacity=1000
+	})
+
 	industrialtest.internal.mclMakeStrippedTrunk=function(itemstack,placer,pointedThing,electricTool)
 		-- Taken from https://git.minetest.land/MineClone2/MineClone2/src/branch/master/mods/ITEMS/mcl_tools/init.lua#L360
 		if pointedThing.type ~= "node" then return end
@@ -86,10 +101,26 @@ if industrialtest.mclAvailable then
 		mcl_explosions.explode(pos,radius,{drop_chance=dropChance})
 	end
 
-	industrialtest.internal.getItemSlotBg=mcl_formspec.get_itemslot_bg
+	industrialtest.internal.getItemSlotBg=mcl_formspec.get_itemslot_bg_v4
 elseif industrialtest.mtgAvailable then
 	industrialtest.stackMax=99
 
+	-- Override bucket to add function which will be used to query bucket with fluid
+	minetest.override_item("bucket:bucket_empty",{
+		groups={
+			_industrialtest_simpleFluidStorage=1
+		},
+		_industrialtest_getResultingFluidStorageItemByNode=function(fluidType)
+			local resultingItem=bucket.liquids[fluidType]
+			if resultingItem then
+				return {
+					name=resultingItem.itemname
+				}
+			end
+		end,
+		_industrialtest_simpleFluidStorageCapacity=1000
+	})
+
 	industrialtest.internal.explode=function(pos,radius)
 		tnt.boom(pos,{radius=radius})
 	end
@@ -507,6 +538,7 @@ if industrialtest.mclAvailable then
 	industrialtest.elementKeys.cactus="mcl_core:cactus"
 	industrialtest.elementKeys.gunpowder="mcl_mobitems:gunpowder"
 	industrialtest.elementKeys.chest="mcl_chests:chest_small"
+	industrialtest.elementKeys.paper="mcl_core:paper"
 	industrialtest.elementKeys.groupSapling="group:sapling"
 	industrialtest.elementKeys.groupLeaves="group:leaves"
 	industrialtest.elementKeys.stickyResin=(industrialtest.mods.mclRubber and "mcl_rubber:rubber_raw" or "industrialtest:sticky_resin")
@@ -742,6 +774,7 @@ elseif industrialtest.mtgAvailable then
 	industrialtest.elementKeys.cactus="default:cactus"
 	industrialtest.elementKeys.gunpowder="tnt:gunpowder"
 	industrialtest.elementKeys.chest="default:chest"
+	industrialtest.elementKeys.paper="default:paper"
 	industrialtest.elementKeys.groupSapling="group:sapling"
 	industrialtest.elementKeys.groupLeaves="group:leaves"
 	industrialtest.elementKeys.stickyResin="industrialtest:sticky_resin"

craftitems.lua

@@ -503,6 +503,13 @@ industrialtest.api.registerPlate("carbon_plate",S("Carbon Plate"),{
 	}
 },"#272725ff",true)
 
+industrialtest.api.registerPlate("iron_plate",S("Iron Plate"),{
+	{
+		resource=industrialtest.elementKeys.ironIngot,
+		count=1
+	}
+},colors.iron,true)
+
 industrialtest.api.registerPlate("tin_plate",S("Tin Plate"),{
 	{
 		resource=industrialtest.elementKeys.tinIngot,

init.lua

@@ -56,6 +56,7 @@ dofile(modpath.."/machines/generator.lua")
 dofile(modpath.."/machines/induction_furnace.lua")
 dofile(modpath.."/machines/iron_furnace.lua")
 dofile(modpath.."/machines/macerator.lua")
+dofile(modpath.."/machines/magnetizer.lua")
 dofile(modpath.."/machines/mass_fabricator.lua")
 dofile(modpath.."/machines/miner.lua")
 dofile(modpath.."/machines/nuclear_reactor.lua")
@@ -97,6 +98,7 @@ dofile(modpath.."/tools/wrench.lua")
 
 dofile(modpath.."/upgrades.lua")
 dofile(modpath.."/craftitems.lua")
+dofile(modpath.."/guide.lua")
 dofile(modpath.."/nodes.lua")
 if industrialtest.config.developerMode then
 	dofile(modpath.."/utils.lua")

machines/canning_machine.lua

@@ -79,20 +79,20 @@ function industrialtest.CanningMachine.getFormspec(self,pos)
 	local powerPercent=meta:get_int("industrialtest.powerAmount")/meta:get_int("industrialtest.powerCapacity")*100
 	local srcPercent=meta:get_float("srcTime")/self._canningTime*100
 	local formspec={
-		"list[context;src;3.4,1.8;1,1]",
 		industrialtest.internal.getItemSlotBg(3.4,1.8,1,1),
+		"list[context;src;3.4,1.8;1,1]",
 		(powerPercent>0 and "image[3.4,2.8;1,1;industrialtest_gui_electricity_bg.png^[lowpart:"..powerPercent..":industrialtest_gui_electricity_fg.png]"
 		 or "image[3.4,2.8;1,1;industrialtest_gui_electricity_bg.png]"),
-		"list[context;powerStorage;3.4,3.9;1,1]",
 		industrialtest.internal.getItemSlotBg(3.4,3.9,1,1),
+		"list[context;powerStorage;3.4,3.9;1,1]",
 		(srcPercent>0 and "image[4.9,1.8;1,1;gui_furnace_arrow_bg.png^[lowpart:"..srcPercent..":gui_furnace_arrow_fg.png^[transformR270]"
 		 or "image[4.9,1.8;1,1;gui_furnace_arrow_bg.png^[transformR270]"),
-		"list[context;dst;6.4,1.8;1,1]",
 		industrialtest.internal.getItemSlotBg(6.4,1.8,1,1),
-		"list[context;leftover;6.4,2.8;1,1]",
+		"list[context;dst;6.4,1.8;1,1]",
 		industrialtest.internal.getItemSlotBg(6.4,2.8,1,1),
-		"list[context;upgrades;9,0.9;1,4]",
+		"list[context;leftover;6.4,2.8;1,1]",
 		industrialtest.internal.getItemSlotBg(9,0.9,1,4),
+		"list[context;upgrades;9,0.9;1,4]",
 		"listring[context;src]",
 		"listring[context;dst]"
 	}

machines/chargepad.lua

@@ -52,11 +52,11 @@ function industrialtest.Chargepad.getFormspec(self,pos)
 	local parentFormspec=industrialtest.ActivatedElectricMachine.getFormspec(self,pos)
 	local charged=meta:get_int("industrialtest.powerAmount")/meta:get_int("industrialtest.powerCapacity")
 	local formspec={
-		"list[context;charged;1,2.5;1,1]",
 		industrialtest.internal.getItemSlotBg(1,2.5,1,1),
+		"list[context;charged;1,2.5;1,1]",
 		"label[0.9,3.9;"..S("Charge").."]",
-		"list[context;discharged;3,2.5;1,1]",
 		industrialtest.internal.getItemSlotBg(3,2.5,1,1),
+		"list[context;discharged;3,2.5;1,1]",
 		"label[2.7,3.9;"..S("Discharge").."]",
 		self.createPowerIndicatorWidget(charged,9,1),
 		"listring[context;charged]",

machines/fluid_generator.lua

@@ -36,13 +36,13 @@ local function getFormspec(self,pos)
 	local fuel=self.getFuel(fluid)
 	local tile=(fuel and fuel.texture or "industrialtest_gui_fluid_bg.png")
 	local formspec={
-		"list[context;src;2,1.8;1,1]",
 		industrialtest.internal.getItemSlotBg(2,1.8,1,1),
+		"list[context;src;2,1.8;1,1]",
 		(fluidPercent>0 and "image[2,3;1,1;industrialtest_gui_fluid_bg.png^[lowpart:"..fluidPercent..":"..tile.."]" or "image[2,3;1,1;industrialtest_gui_fluid_bg.png]"),
-		"list[context;dst;2,4.2;1,1]",
 		industrialtest.internal.getItemSlotBg(2,4.2,1,1),
-		"list[context;charged;6,3;1,1]",
+		"list[context;dst;2,4.2;1,1]",
 		industrialtest.internal.getItemSlotBg(6,3,1,1),
+		"list[context;charged;6,3;1,1]",
 		self.createPowerIndicatorWidget(powerPercent,9,1),
 		"listring[context;src]",
 		"listring[context;dst]"
@@ -94,6 +94,7 @@ local function takeFuelFromItem(self,pos)
 			inv:set_stack("src",1,fluidSlot)
 			meta:set_string("fluid",fuel.name)
 			meta:set_float("fluidAmount",fluidAmount+1000)
+			self:updateFormspec(pos)
 			return true
 		end
 	end

machines/generator.lua

@@ -72,12 +72,12 @@ function industrialtest.Generator.getFormspec(self,pos)
 	local fuelPercent=meta:get_float("fuelTime")/meta:get_float("maxFuelTime")*100
 	local charged=meta:get_int("industrialtest.powerAmount")/meta:get_int("industrialtest.powerCapacity")
 	local formspec={
-		"list[context;charged;4.7,1.8;1,1]",
 		industrialtest.internal.getItemSlotBg(4.7,1.8,1,1),
+		"list[context;charged;4.7,1.8;1,1]",
 		(fuelPercent>0 and "image[4.7,2.8;1,1;default_furnace_fire_bg.png^[lowpart:"..fuelPercent..":default_furnace_fire_fg.png]"
 		 or "image[4.7,2.8;1,1;default_furnace_fire_bg.png]"),
-		"list[context;src;4.7,3.9;1,1]",
 		industrialtest.internal.getItemSlotBg(4.7,3.9,1,1),
+		"list[context;src;4.7,3.9;1,1]",
 		self.createPowerIndicatorWidget(charged,9,1),
 		"listring[context;src]"
 	}

machines/induction_furnace.lua

@@ -80,18 +80,18 @@ function industrialtest.InductionFurnace.getFormspec(self,pos)
 	local srcPercent=maxSrcTime>0 and meta:get_float("srcTime")/maxSrcTime*100 or 0
 	local heat=meta:get_int("heat")
 	local formspec={
-		"list[context;src;3.7,1.8;2,1]",
 		industrialtest.internal.getItemSlotBg(3.7,1.8,2,1),
+		"list[context;src;3.7,1.8;2,1]",
 		(powerPercent>0 and "image[3.7,2.8;1,1;industrialtest_gui_electricity_bg.png^[lowpart:"..powerPercent..":industrialtest_gui_electricity_fg.png]"
 		 or "image[3.7,2.8;1,1;industrialtest_gui_electricity_bg.png]"),
-		"list[context;powerStorage;3.7,3.9;1,1]",
 		industrialtest.internal.getItemSlotBg(3.7,3.9,1,1),
+		"list[context;powerStorage;3.7,3.9;1,1]",
 		(srcPercent>0 and "image[4.9,2.8;1,1;gui_furnace_arrow_bg.png^[lowpart:"..srcPercent..":gui_furnace_arrow_fg.png^[transformR270]"
 		 or "image[4.9,2.8;1,1;gui_furnace_arrow_bg.png^[transformR270]"),
-		"list[context;dst;6,2.8;2,1;]",
 		industrialtest.internal.getItemSlotBg(6,2.8,2,1),
-		"list[context;upgrades;9,0.9;1,4]",
+		"list[context;dst;6,2.8;2,1;]",
 		industrialtest.internal.getItemSlotBg(9,0.9,1,4),
+		"list[context;upgrades;9,0.9;1,4]",
 		"label[0.5,2.8;"..minetest.formspec_escape(S("Heat: @1 %",heat)).."]",
 		"listring[context;src]",
 		"listring[context;dst]"

machines/iron_furnace.lua

@@ -80,16 +80,16 @@ function industrialtest.IronFurnace.getFormspec(self,pos)
 		}
 	elseif industrialtest.mclAvailable then
 		formspec={
+			mcl_formspec.get_itemslot_bg_v4(3.4,1.8,1,1),
 			"list[context;src;3.4,1.8;1,1]",
-			mcl_formspec.get_itemslot_bg(3.4,1.8,1,1),
 			(fuelPercent>0 and "image[3.4,2.8;1,1;default_furnace_fire_bg.png^[lowpart:"..fuelPercent..":default_furnace_fire_fg.png]"
 			 or "image[3.4,2.8;1,1;default_furnace_fire_bg.png]"),
+			mcl_formspec.get_itemslot_bg_v4(3.4,3.9,1,1),
 			"list[context;fuel;3.4,3.9;1,1]",
-			mcl_formspec.get_itemslot_bg(3.4,3.9,1,1),
 			(srcPercent>0 and "image[4.9,2.8;1,1;gui_furnace_arrow_bg.png^[lowpart:"..srcPercent..":gui_furnace_arrow_fg.png^[transformR270]"
 			 or "image[4.9,2.8;1,1;gui_furnace_arrow_bg.png^[transformR270]"),
+			mcl_formspec.get_itemslot_bg_v4(6.4,2.8,1,1),
 			"list[context;dst;6.4,2.8;1,1]",
-			mcl_formspec.get_itemslot_bg(6.4,2.8,1,1),
 			"listring[context;src]",
 			"listring[context;dst]"
 		}

machines/machine.lua

@@ -54,12 +54,13 @@ function industrialtest.Machine.getFormspec(self,pos)
 		}
 	elseif industrialtest.mclAvailable then
 		formspec={
-			"size[10.04,12]",
+			"formspec_version[4]",
-			"label[0.25,0.25;"..self.description.."]",
+			"size[12,12.5]",
+			"label[0.5,0.5;"..self.description.."]",
+			mcl_formspec.get_itemslot_bg_v4(0.5,7,9,3),
 			"list[current_player;main;0.5,7;9,3;9]",
-			mcl_formspec.get_itemslot_bg(0.5,7,9,3),
+			mcl_formspec.get_itemslot_bg_v4(0.5,11,9,1),
-			"list[current_player;main;0.5,10.24;9,1]",
+			"list[current_player;main;0.5,11;9,1]",
-			mcl_formspec.get_itemslot_bg(0.5,10.24,9,1),
 			"listring[current_player;main]"
 		}
 	end

machines/magnetizer.lua

@@ -0,0 +1,273 @@
+-- IndustrialTest
+-- Copyright (C) 2025 mrkubax10
+
+-- This program is free software: you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation, either version 3 of the License, or
+-- (at your option) any later version.
+
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+
+-- You should have received a copy of the GNU General Public License
+-- along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+local S=minetest.get_translator("industrialtest")
+
+local function findFenceRailEnd(initialPosition,direction)
+	local y=initialPosition.y
+	local railNode=minetest.get_node(vector.new(initialPosition.x,y,initialPosition.z))
+	while minetest.get_item_group(railNode.name,"_industrialtest_metalFence")>0 and math.abs(initialPosition.y-y)<=19 do
+		y=y+direction
+		railNode=minetest.get_node(vector.new(initialPosition.x,y,initialPosition.z))
+	end
+	return y-direction
+end
+
+local function hasMetalBoots(player)
+	local inv
+	if industrialtest.mtgAvailable then
+		_,inv=armor:get_valid_player(player,"")
+	elseif industrialtest.mclAvailable then
+		inv=player:get_inventory()
+	end
+
+	if inv then
+		local armorList=inv:get_list("armor")
+		assert(armorList)
+		local requiredGroups={
+			"armor_iron",
+			"armor_gold",
+			"armor_bronze",
+			"_industrialtest_electricArmor"
+		}
+		-- 3D armor boots have to be hardcoded here because they don't provide any group depending on material
+		local requiredNames={
+			"3d_armor:boots_steel",
+			"3d_armor:boots_gold",
+			"3d_armor:boots_bronze"
+		}
+		for _,itemstack in ipairs(armorList) do
+			local def=itemstack:get_definition()
+			if def and def.groups and def.groups.armor_feet then
+				for _,group in ipairs(requiredGroups) do
+					if def.groups[group] then
+						-- Matching group succeeded
+						return true
+					end
+				end
+			end
+			for _,itemname in ipairs(requiredNames) do
+				if itemname==itemstack:get_name() then
+					-- Matching itemname succeeded
+					return true
+				end
+			end
+		end
+	end
+
+	return false
+end
+
+industrialtest.Magnetizer=table.copy(industrialtest.ElectricMachine)
+industrialtest.internal.unpackTableInto(industrialtest.Magnetizer,{
+	name="industrialtest:magnetizer",
+	description=S("Magnetizer"),
+	tiles={
+		"industrialtest_machine_block.png",
+		"industrialtest_machine_block.png",
+		"industrialtest_machine_block.png",
+		"industrialtest_machine_block.png",
+		"industrialtest_machine_block.png",
+		"industrialtest_machine_block.png^industrialtest_magnetizer_front.png"
+	},
+	sounds="metal",
+	facedir=true,
+	storageLists={
+		"powerStorage"
+	},
+	powerLists={
+		{
+			list="powerStorage",
+			direction="i"
+		}
+	},
+	capacity=industrialtest.api.lvPowerFlow*2,
+	flow=industrialtest.api.lvPowerFlow,
+	ioConfig="iiiiii",
+	requiresWrench=true,
+	hasPowerInput=true,
+	_capacityPerFence=15,
+	_opPower=4
+})
+
+function industrialtest.Magnetizer.onConstruct(self,pos)
+	local meta=minetest.get_meta(pos)
+	local inv=meta:get_inventory()
+	inv:set_size("powerStorage",1)
+	self:determineFenceRail(pos)
+	self:determinePowerCapacity(pos)
+	industrialtest.ElectricMachine.onConstruct(self,pos)
+end
+
+function industrialtest.Magnetizer.onDestruct(self,pos)
+	self.detachFenceRail(pos)
+	industrialtest.ElectricMachine.onDestruct(self,pos)
+end
+
+function industrialtest.Magnetizer.onDig(self,pos,node,digger)
+	self.detachFenceRail(pos)
+	return industrialtest.ElectricMachine.onDig(self,pos,node,digger)
+end
+
+function industrialtest.Magnetizer.getFormspec(self,pos)
+	local parentFormspec=industrialtest.ElectricMachine.getFormspec(self,pos)
+	local meta=minetest.get_meta(pos)
+	local powerPercent=meta:get_int("industrialtest.powerAmount")/meta:get_int("industrialtest.powerCapacity")*100
+	local formspec={
+		(powerPercent>0 and "image[4.7,2.7;1,1;industrialtest_gui_electricity_bg.png^[lowpart:"..powerPercent..":industrialtest_gui_electricity_fg.png]"
+		 or "image[4.7,2.7;1,1;industrialtest_gui_electricity_bg.png]"),
+		industrialtest.internal.getItemSlotBg(4.7,3.7,1,1),
+		"list[context;powerStorage;4.7,3.7;1,1]",
+		"listring[context;powerStorage]"
+	}
+	return parentFormspec..table.concat(formspec,"")
+end
+
+function industrialtest.Magnetizer.determinePowerCapacity(self,pos)
+	local meta=minetest.get_meta(pos)
+	if meta:contains("lowY") and meta:contains("highY") then
+		local lowY=meta:get_int("lowY")
+		local highY=meta:get_int("highY")
+		local capacity=self.capacity+(highY-lowY)*self._capacityPerFence
+		meta:set_int("industrialtest.powerCapacity",capacity)
+	end
+end
+
+-- Checks all sides on the same Y level if there is rail made from metal fences attached
+function industrialtest.Magnetizer.determineFenceRail(self,pos)
+	local neighbourPositions={
+		vector.offset(pos,-1,0,0),
+		vector.offset(pos,1,0,0),
+		vector.offset(pos,0,0,-1),
+		vector.offset(pos,0,0,1)
+	}
+	local railPosition
+	for _,neighbourPosition in ipairs(neighbourPositions) do
+		local neighbourNode=minetest.get_node(neighbourPosition)
+		if minetest.get_item_group(neighbourNode.name,"_industrialtest_metalFence")>0 then
+			railPosition=neighbourPosition
+			break
+		end
+	end
+	if not railPosition then
+		return
+	end
+
+	local direction=vector.subtract(railPosition,pos)
+	minetest.swap_node(pos,{
+		name=self.name,
+		-- Some cryptic code that converts direction vector to param2
+		param2=direction.z+1*math.abs(direction.z)+direction.x+2*math.abs(direction.x)
+	})
+
+	-- Find low and high points of fence rail
+	local lowY=findFenceRailEnd(railPosition,-1)
+	local highY=findFenceRailEnd(railPosition,1)
+
+	-- Keep magnetizer position in fence metadata so new fences can be attached easily
+	for y=lowY,highY,1 do
+		local meta=minetest.get_meta(vector.new(railPosition.x,y,railPosition.z))
+		meta:set_string("magnetizerPosition",minetest.serialize(pos))
+	end
+
+	local meta=minetest.get_meta(pos)
+	meta:set_string("railPosition",minetest.serialize(railPosition))
+	meta:set_int("lowY",lowY)
+	meta:set_int("highY",highY)
+end
+
+function industrialtest.Magnetizer.detachFenceRail(pos)
+	local meta=minetest.get_meta(pos)
+	if not meta:contains("railPosition") or not meta:contains("lowY") or not meta:contains("highY") then
+		return
+	end
+
+	local railPosition=minetest.deserialize(meta:get_string("railPosition"))
+	local lowY=meta:get_int("lowY")
+	local highY=meta:get_int("highY")
+	for y=lowY,highY,1 do
+		local fenceMeta=minetest.get_meta(vector.new(railPosition.x,y,railPosition.z))
+		fenceMeta:set_string("magnetizerPosition","")
+	end
+	meta:set_string("railPosition","")
+end
+
+industrialtest.Magnetizer:register()
+
+minetest.register_craft({
+	type="shaped",
+	output="industrialtest:magnetizer",
+	recipe={
+		{industrialtest.elementKeys.powerCarrier,"industrialtest:iron_fence",industrialtest.elementKeys.powerCarrier},
+		{industrialtest.elementKeys.powerCarrier,"industrialtest:machine_block",industrialtest.elementKeys.powerCarrier},
+		{industrialtest.elementKeys.powerCarrier,"industrialtest:iron_fence",industrialtest.elementKeys.powerCarrier}
+	}
+})
+
+-- Players to which Y velocity should be added
+local validatedPlayers={}
+-- Time since last check to which players the effect should be applied
+local validationDelta=0.2
+minetest.register_globalstep(function(dtime)
+	validationDelta=validationDelta+dtime
+	if validationDelta>=0.2 then
+		validatedPlayers={}
+		local players=minetest.get_connected_players()
+		for _,player in ipairs(players) do
+			local control=player:get_player_control()
+			if (control.jump or control.sneak) and hasMetalBoots(player) then
+				local props=player:get_properties()
+				local pos=player:get_pos()
+				local offsets={
+					vector.new(props.collisionbox[1],0,0),
+					vector.new(props.collisionbox[4],0,0),
+					vector.new(0,0,props.collisionbox[3]),
+					vector.new(0,0,props.collisionbox[6])
+				}
+				for _,offset in ipairs(offsets) do
+					local targetPos=vector.add(pos,offset)
+					local targetNode=minetest.get_node(targetPos)
+					if minetest.get_item_group(targetNode.name,"_industrialtest_metalFence")>0 then
+						local fenceMeta=minetest.get_meta(targetPos)
+						if fenceMeta:contains("magnetizerPosition") then
+							table.insert(validatedPlayers,{
+								playerName=player:get_player_name(),
+								magnetizerPosition=minetest.deserialize(fenceMeta:get_string("magnetizerPosition")),
+								multiplier=(control.sneak and 0.55 or 1)
+							})
+							break
+						end
+					end
+				end
+			end
+		end
+	end
+
+	for _,validatedPlayer in ipairs(validatedPlayers) do
+		local player=minetest.get_player_by_name(validatedPlayer.playerName)
+		if player then
+			local magnetizerMeta=minetest.get_meta(validatedPlayer.magnetizerPosition)
+			local physicsOverride=player:get_physics_override()
+			local requiredPower=industrialtest.Magnetizer._opPower*physicsOverride.gravity
+			if magnetizerMeta:get_int("industrialtest.powerAmount")>=requiredPower then
+				industrialtest.api.addPower(magnetizerMeta,-requiredPower)
+				industrialtest.Magnetizer:requestPower(validatedPlayer.magnetizerPosition)
+				industrialtest.Magnetizer:updateFormspec(validatedPlayer.magnetizerPosition)
+				industrialtest.internal.addYVelocityClamped(player,30*dtime*physicsOverride.gravity*validatedPlayer.multiplier,5*physicsOverride.gravity)
+			end
+		end
+	end
+end)

machines/miner.lua

@@ -186,23 +186,23 @@ function industrialtest.Miner.getFormspec(self,pos)
 	local meta=minetest.get_meta(pos)
 	local powerPercent=meta:get_int("industrialtest.powerAmount")/meta:get_int("industrialtest.powerCapacity")*100
 	local formspec={
-		"label[0.7,1.2;"..S("Drill").."]",
+		"label[0.7,1.15;"..S("Drill").."]",
-		"list[context;drill;0.7,1.5;1,1]",
 		industrialtest.internal.getItemSlotBg(0.7,1.5,1,1),
-		"label[0.7,2.8;"..S("Pipe").."]",
+		"list[context;drill;0.7,1.5;1,1]",
-		"list[context;src;0.7,3.1;1,1]",
+		"label[0.7,2.75;"..S("Pipe").."]",
 		industrialtest.internal.getItemSlotBg(0.7,3.1,1,1),
-		"label[0.7,4.4;"..S("Scanner").."]",
+		"list[context;src;0.7,3.1;1,1]",
-		"list[context;scanner;0.7,4.7;1,1]",
+		"label[0.7,4.35;"..S("Scanner").."]",
 		industrialtest.internal.getItemSlotBg(0.7,4.7,1,1),
-		"list[context;dst;2.28,1.9;5,3]",
+		"list[context;scanner;0.7,4.7;1,1]",
 		industrialtest.internal.getItemSlotBg(2.28,1.9,5,3),
-		"list[context;upgrades;9.1,1.2;1,1]",
+		"list[context;dst;2.28,1.9;5,3]",
 		industrialtest.internal.getItemSlotBg(9.1,1.2,1,1),
+		"list[context;upgrades;9.1,1.2;1,1]",
 		(powerPercent>0 and "image[9.1,2.29;1,1;industrialtest_gui_electricity_bg.png^[lowpart:"..powerPercent..":industrialtest_gui_electricity_fg.png]"
 		 or "image[9.1,2.29;1,1;industrialtest_gui_electricity_bg.png]"),
-		"list[context;powerStorage;9.1,3.5;1,1]",
 		industrialtest.internal.getItemSlotBg(9.1,3.5,1,1),
+		"list[context;powerStorage;9.1,3.5;1,1]",
 		"listring[context;src]",
 		"listring[context;dst]"
 	}

machines/nuclear_reactor.lua

@@ -86,10 +86,10 @@ function industrialtest.Reactor.getFormspec(self,pos)
 	local size=math.floor(meta:get_int("size")/3)
 	local switchText=(meta:get_int("enabled")==0 and S("Start") or S("Stop"))
 	local formspec={
-		"list[context;fuel;1,1;"..size..","..size.."]",
 		industrialtest.internal.getItemSlotBg(1,1,size,size),
-		"list[context;charged;7,2.8;1,1]",
+		"list[context;fuel;1,1;"..size..","..size.."]",
 		industrialtest.internal.getItemSlotBg(7.7,2.8,1,1),
+		"list[context;charged;7,2.8;1,1]",
 		"button[7.7,1;1,0.8;toggle;"..minetest.formspec_escape(switchText).."]",
 		self.createPowerIndicatorWidget(charged,9,1),
 		"listring[context;fuel]"

machines/power_storage.lua

@@ -50,11 +50,11 @@ function industrialtest.PowerStorage.getFormspec(self,pos)
 	local meta=minetest.get_meta(pos)
 	local charged=meta:get_int("industrialtest.powerAmount")/meta:get_int("industrialtest.powerCapacity")
 	local formspec={
-		"list[context;charged;1,2.5;1,1]",
 		industrialtest.internal.getItemSlotBg(1,2.5,1,1),
+		"list[context;charged;1,2.5;1,1]",
 		"label[0.9,3.9;"..S("Charge").."]",
-		"list[context;discharged;3,2.5;1,1]",
 		industrialtest.internal.getItemSlotBg(3,2.5,1,1),
+		"list[context;discharged;3,2.5;1,1]",
 		"label[2.7,3.9;"..S("Discharge").."]",
 		self.createPowerIndicatorWidget(charged,9,1),
 		"listring[context;charged]",

machines/pump.lua

@@ -85,19 +85,19 @@ function industrialtest.Pump.getFormspec(self,pos)
 	local pumpFluid=industrialtest.api.getPumpFluid(fluidType)
 	local tile=(pumpFluid and pumpFluid.texture or "industrialtest_gui_fluid_bg.png")
 	local formspec={
-		"list[context;src;3.2,1.7;1,1]",
 		industrialtest.internal.getItemSlotBg(3.2,1.7,1,1),
-		"list[context;dst;4.6,1.7;1,1]",
+		"list[context;src;3.2,1.7;1,1]",
 		industrialtest.internal.getItemSlotBg(4.6,1.7,1,1),
-		"list[context;powerStorage;3.9,3.7;1,1]",
+		"list[context;dst;4.6,1.7;1,1]",
 		industrialtest.internal.getItemSlotBg(3.9,3.7,1,1),
+		"list[context;powerStorage;3.9,3.7;1,1]",
 		(powerPercent>0 and "image[3.9,2.7;1,1;industrialtest_gui_electricity_bg.png^[lowpart:"..powerPercent..":industrialtest_gui_electricity_fg.png]"
 		 or "image[3.9,2.7;1,1;industrialtest_gui_electricity_bg.png]"),
 		(srcPercent>0 and "image[6.7,2.7;1,1;gui_furnace_arrow_bg.png^[lowpart:"..srcPercent..":gui_furnace_arrow_fg.png]"
 		 or "image[6.7,2.7;1,1;gui_furnace_arrow_bg.png]"),
 		(fluidPercent>0 and "image[7.7,2.7;1,1;industrialtest_gui_fluid_bg.png^[lowpart:"..fluidPercent..":"..tile.."]" or "image[7.7,2.7;1,1;industrialtest_gui_fluid_bg.png]"),
-		"label[3.2,1.5;"..S("Input").."]",
+		"label[3.2,1.35;"..S("Input").."]",
-		"label[4.6,1.5;"..S("Output").."]",
+		"label[4.6,1.35;"..S("Output").."]",
 		"listring[context;src]",
 		"listring[context;dst]"
 	}

machines/rotary_macerator.lua

@@ -84,20 +84,20 @@ function industrialtest.RotaryMacerator.getFormspec(self,pos)
 	local rpm=meta:get_int("rpm")
 	local buttonMaintainSpeedText=meta:get_int("maintainSpeed")==1 and S("Don't maintain speed") or S("Maintain speed")
 	local formspec={
-		"list[context;src;3.8,1.8;1,1]",
 		industrialtest.internal.getItemSlotBg(3.8,1.8,1,1),
-		"list[context;modifier;4.9,1.8;1,1]",
+		"list[context;src;3.8,1.8;1,1]",
 		industrialtest.internal.getItemSlotBg(4.9,1.8,1,1),
+		"list[context;modifier;4.9,1.8;1,1]",
 		(powerPercent>0 and "image[3.8,2.8;1,1;industrialtest_gui_electricity_bg.png^[lowpart:"..powerPercent..":industrialtest_gui_electricity_fg.png]"
 		 or "image[3.8,2.8;1,1;industrialtest_gui_electricity_bg.png]"),
-		"list[context;powerStorage;3.8,3.9;1,1]",
 		industrialtest.internal.getItemSlotBg(3.8,3.9,1,1),
+		"list[context;powerStorage;3.8,3.9;1,1]",
 		(srcPercent>0 and "image[4.9,2.8;1,1;gui_furnace_arrow_bg.png^[lowpart:"..srcPercent..":gui_furnace_arrow_fg.png^[transformR270]"
 		 or "image[4.9,2.8;1,1;gui_furnace_arrow_bg.png^[transformR270]"),
-		"list[context;dst;6,2.8;1,1;]",
 		industrialtest.internal.getItemSlotBg(6,2.8,1,1),
-		"list[context;upgrades;9,0.9;1,4]",
+		"list[context;dst;6,2.8;1,1;]",
 		industrialtest.internal.getItemSlotBg(9,0.9,1,4),
+		"list[context;upgrades;9,0.9;1,4]",
 		"label[0.5,2.8;"..minetest.formspec_escape(S("Speed: @1",rpm)).."]",
 		"button[0.5,3.4;3,0.8;maintainSpeed;"..minetest.formspec_escape(buttonMaintainSpeedText).."]",
 		"listring[context;src]",

machines/simple_electric_item_processor.lua

@@ -56,18 +56,18 @@ function industrialtest.SimpleElectricItemProcessor.getFormspec(self,pos)
 	local recipeOverride=self.isRecipeOverride(meta)
 	local formspec={
 		(recipeOverride and "label[3.4,1.5;"..S("Recipe override: @1", minetest.registered_items[recipeOverride].description).."]" or ""),
-		"list[context;src;3.4,1.8;1,1]",
 		industrialtest.internal.getItemSlotBg(3.4,1.8,1,1),
+		"list[context;src;3.4,1.8;1,1]",
 		(powerPercent>0 and "image[3.4,2.8;1,1;industrialtest_gui_electricity_bg.png^[lowpart:"..powerPercent..":industrialtest_gui_electricity_fg.png]"
 		 or "image[3.4,2.8;1,1;industrialtest_gui_electricity_bg.png]"),
-		"list[context;powerStorage;3.4,3.9;1,1]",
 		industrialtest.internal.getItemSlotBg(3.4,3.9,1,1),
+		"list[context;powerStorage;3.4,3.9;1,1]",
 		(srcPercent>0 and "image[4.9,2.8;1,1;gui_furnace_arrow_bg.png^[lowpart:"..srcPercent..":gui_furnace_arrow_fg.png^[transformR270]"
 		 or "image[4.9,2.8;1,1;gui_furnace_arrow_bg.png^[transformR270]"),
-		"list[context;dst;6.4,2.8;1,1]",
 		industrialtest.internal.getItemSlotBg(6.4,2.8,1,1),
-		"list[context;upgrades;9,0.9;1,4]",
+		"list[context;dst;6.4,2.8;1,1]",
 		industrialtest.internal.getItemSlotBg(9,0.9,1,4),
+		"list[context;upgrades;9,0.9;1,4]",
 		"listring[context;src]",
 		"listring[context;dst]"
 	}

machines/solar_panel_generator.lua

@@ -48,8 +48,8 @@ function industrialtest.SolarPanelBase.getFormspec(self,pos)
 	local amount=minetest.get_natural_light(vector.offset(pos,0,1,0))/15.0
 	local charging=amount>0.5
 	local formspec={
-		"list[context;charged;4.7,1.8;1,1]",
 		industrialtest.internal.getItemSlotBg(4.7,1.8,1,1),
+		"list[context;charged;4.7,1.8;1,1]",
 		(charging and "image[4.7,2.8;1,1;industrialtest_gui_sun_fg.png]"
 		 or "image[4.7,2.8;1,1;industrialtest_gui_sun_bg.png]"),
 		"listring[context;charged]"

machines/tool_workshop.lua

@@ -73,14 +73,14 @@ function industrialtest.ToolWorkshop.getFormspec(self,pos)
 	local meta=minetest.get_meta(pos)
 	local powerPercent=meta:get_int("industrialtest.powerAmount")/meta:get_int("industrialtest.powerCapacity")*100
 	local formspec={
-		"list[context;powerStorage;3.7,3.7;1,1;0]",
 		industrialtest.internal.getItemSlotBg(3.7,3.7,1,1),
+		"list[context;powerStorage;3.7,3.7;1,1;0]",
 		(powerPercent>0 and "image[3.7,2.5;1,1;industrialtest_gui_electricity_bg.png^[lowpart:"..powerPercent..":industrialtest_gui_electricity_fg.png]"
 		 or "image[3.7,2.5;1,1;industrialtest_gui_electricity_bg.png]"),
-		"list[context;src;5.9,3.2;1,1;0]",
 		industrialtest.internal.getItemSlotBg(5.9,3.2,1,1),
-		"list[context;upgrades;9,0.9;1,4]",
+		"list[context;src;5.9,3.2;1,1;0]",
 		industrialtest.internal.getItemSlotBg(9,0.9,1,4),
+		"list[context;upgrades;9,0.9;1,4]",
 		"listring[context;src]"
 	}
 	return parentFormspec..table.concat(formspec,"")

machines/wind_mill.lua

@@ -58,8 +58,8 @@ function industrialtest.WindMill.getFormspec(self,pos)
 	local meta=minetest.get_meta(pos)
 	local charging=meta:get_int("charging")
 	local formspec={
-		"list[context;charged;4.7,1.8;1,1]",
 		industrialtest.internal.getItemSlotBg(4.7,1.8,1,1),
+		"list[context;charged;4.7,1.8;1,1]",
 		(charging>0 and "image[4.7,3;1,1;industrialtest_gui_wind_bg.png^[lowpart:"..charging..":industrialtest_gui_wind_fg.png]"
 		 or "image[4.7,3;1,1;industrialtest_gui_wind_bg.png]"),
 		"listring[context;charged]"
@@ -76,13 +76,14 @@ function industrialtest.WindMill.action(self,pos)
 		local dimMax=31000
 		local dim=mcl_worlds.pos_to_dimension(pos)
 		if dim=="overworld" then
-			dimMax=mcl_vars.mg_overworld_max
+			dimMax=mcl_vars.mg_overworld_max_official
 		elseif dim=="nether" then
 			dimMax=mcl_vars.mg_nether_max
 		elseif dim=="end" then
-			dimMax=mcl_vars.mg_end_max
+			dimMax=mcl_vars.mg_end_max_official
 		end
-		charging=math.max(mcl_worlds.layer_to_y(pos.y,dim),0)/dimMax
+		local layer,_=mcl_worlds.y_to_layer(pos.y)
+		charging=math.min(math.max((layer or 0),0)/dimMax,1.0)
 	end
 	local neighbourPositions={
 		vector.offset(pos,-1,0,0),

nodes.lua

@@ -489,3 +489,141 @@ minetest.register_craft({
 		{industrialtest.elementKeys.glass,"industrialtest:advanced_alloy",industrialtest.elementKeys.glass}
 	}
 })
+
+-- \brief Function which should be called after iron fence was constructed
+-- \param pos vector
+-- \returns nil
+local function ironFenceOnConstruct(pos)
+	local neighbours={
+		vector.offset(pos,0,-1,0),
+		vector.offset(pos,0,1,0)
+	}
+	for _,neighbourPosition in ipairs(neighbours) do
+		local meta=minetest.get_meta(neighbourPosition)
+		if meta:contains("magnetizerPosition") then
+			local magnetizerPosition=minetest.deserialize(meta:get_string("magnetizerPosition"))
+			industrialtest.Magnetizer:determineFenceRail(magnetizerPosition)
+			industrialtest.Magnetizer:determinePowerCapacity(magnetizerPosition)
+			industrialtest.Magnetizer:updateFormspec(magnetizerPosition)
+			industrialtest.Magnetizer:requestPower(magnetizerPosition)
+			break
+		end
+	end
+
+	neighbours={
+		vector.offset(pos,1,0,0),
+		vector.offset(pos,-1,0,0),
+		vector.offset(pos,0,0,1),
+		vector.offset(pos,0,0,-1)
+	}
+	for _,neighbourPosition in ipairs(neighbours) do
+		local neighbourNode=minetest.get_node(neighbourPosition)
+		if neighbourNode.name=="industrialtest:magnetizer" then
+			local meta=minetest.get_meta(neighbourPosition)
+			if not meta:contains("railPosition") then
+				industrialtest.Magnetizer:determineFenceRail(neighbourPosition)
+				industrialtest.Magnetizer:determinePowerCapacity(neighbourPosition)
+				industrialtest.Magnetizer:updateFormspec(neighbourPosition)
+				industrialtest.Magnetizer:requestPower(neighbourPosition)
+				break
+			end
+		end
+	end
+end
+
+-- \brief Function which should be called before iron fence was removed
+-- \param pos vector
+-- \returns nil
+local function ironFenceOnDestruct(pos)
+	local meta=minetest.get_meta(pos)
+	if not meta:contains("magnetizerPosition") then
+		return
+	end
+	local magnetizerPosition=minetest.deserialize(meta:get_string("magnetizerPosition"))
+	industrialtest.Magnetizer.detachFenceRail(magnetizerPosition)
+end
+
+-- \brief Function which should be called after iron fence was removed
+-- \param meta table
+-- \returns nil
+local function ironFenceDetach(meta)
+	if not meta or not meta.fields or not meta.fields.magnetizerPosition then
+		return
+	end
+	local magnetizerPosition=minetest.deserialize(meta.fields.magnetizerPosition)
+	industrialtest.Magnetizer:determineFenceRail(magnetizerPosition)
+	industrialtest.Magnetizer:determinePowerCapacity(magnetizerPosition)
+	industrialtest.Magnetizer:updateFormspec(magnetizerPosition)
+end
+
+if industrialtest.mtgAvailable then
+	local inventoryImage="default_fence_overlay.png^default_steel_block.png^default_fence_overlay.png^[makealpha:255,126,126"
+	default.register_fence("industrialtest:iron_fence",{
+		description=S("Iron Fence"),
+		texture="default_steel_block.png",
+		inventory_image=inventoryImage,
+		wield_image=inventoryImage,
+		groups={
+			cracky=1,
+			level=2,
+			_industrialtest_metalFence=1
+		},
+		sounds=default.node_sound_metal_defaults(),
+		connects_to={
+			"group:fence",
+			"group:wood",
+			"group:tree",
+			"group:wall",
+			"industrialtest:magnetizer"
+		},
+		on_construct=ironFenceOnConstruct,
+		on_destruct=ironFenceOnDestruct,
+		after_dig_node=function(pos,oldnode,oldmeta)
+			ironFenceDetach(oldmeta)
+		end
+	})
+	minetest.register_craft({
+		type="shaped",
+		output="industrialtest:iron_fence 4",
+		recipe={
+			{"industrialtest:iron_plate","industrialtest:iron_plate","industrialtest:iron_plate"},
+			{"industrialtest:iron_plate","industrialtest:iron_plate","industrialtest:iron_plate"}
+		}
+	})
+elseif industrialtest.mclAvailable then
+	-- Some MCL2 forks define this function so use it if available
+	if mcl_fences.register_fence_def then
+		mcl_fences.register_fence_def("iron_fence",{
+			description=S("Iron Fence"),
+			tiles={"default_steel_block.png"},
+			groups={
+				_industrialtest_metalFence=1
+			},
+			connects_to={
+				"group:fence",
+				"group:fence_gate",
+				"group:solid",
+				"industrialtest:magnetizer"
+			},
+			on_construct=ironFenceOnConstruct,
+			on_destruct=ironFenceOnDestruct,
+			after_destruct=function(pos,oldnode,oldmeta)
+				ironFenceDetach(oldmeta)
+			end
+		})
+	else
+		mcl_fences.register_fence("iron_fence",S("Iron Fence"),"default_steel_block.png",{_industrialtest_metalFence=1},4,5,{"industrialtest:magnetizer","group:fence"},mcl_sounds.node_sound_metal_defaults())
+	end
+	if minetest.registered_nodes["mcl_fences:iron_fence"] then
+		-- mcl_fences.register_fence_def registers fences in it's own namespace so register alias here to keep compatibility
+		minetest.register_alias("industrialtest:iron_fence","mcl_fences:iron_fence")
+	end
+	minetest.register_craft({
+		type="shaped",
+		output="industrialtest:iron_fence 3",
+		recipe={
+			{"industrialtest:iron_plate","industrialtest:iron_plate","industrialtest:iron_plate"},
+			{"industrialtest:iron_plate","industrialtest:iron_plate","industrialtest:iron_plate"}
+		}
+	})
+end

tools/batpack.lua

@@ -69,8 +69,8 @@ industrialtest.internal.unpackTableInto(industrialtest.LapPack,{
 	description=S("LapPack"),
 	inventoryImage="industrialtest_lappack_v_inv.png",
 	modelImage="industrialtest_lappack_v.png",
-	capacity=60000,
+	capacity=300000,
-	flow=industrialtest.api.lvPowerFlow
+	flow=industrialtest.api.mvPowerFlow
 })
 
 industrialtest.LapPack:register()
@@ -79,7 +79,7 @@ minetest.register_craft({
 	type="shaped",
 	output="industrialtest:lappack_v",
 	recipe={
-		{industrialtest.elementKeys.powerCarrier,"industrialtest:electronic_circuit",industrialtest.elementKeys.powerCarrier},
+		{industrialtest.elementKeys.powerCarrier,"industrialtest:advanced_electronic_circuit",industrialtest.elementKeys.powerCarrier},
 		{industrialtest.elementKeys.powerCarrier,"industrialtest:batpack_v",industrialtest.elementKeys.powerCarrier},
 		{industrialtest.elementKeys.powerCarrier,"",industrialtest.elementKeys.powerCarrier}
 	}

tools/jetpack.lua

@@ -25,7 +25,7 @@ function industrialtest.JetpackBase.update(self, player, inv, itemstack, dtime)
 	local playerName = player:get_player_name()
 	local control = player:get_player_control()
 	if control.jump and self:tryFly(itemstack) then
-		self.addYVelocityClamped(player,1,10)
+		industrialtest.internal.addYVelocityClamped(player,1,10)
 		if not soundHandles[playerName] then
 			local pos = player:get_pos()
 			local handle = minetest.sound_play("industrialtest_jetpack_loop", {
@@ -47,15 +47,6 @@ function industrialtest.JetpackBase.update(self, player, inv, itemstack, dtime)
 	return false
 end
 
-function industrialtest.JetpackBase.addYVelocityClamped(player,vel,max)
-	local playerVel=player:get_velocity()
-	if playerVel.y+vel>max then
-		player:add_velocity(vector.new(0,math.max(max-playerVel.y,0),0))
-	else
-		player:add_velocity(vector.new(0,vel,0))
-	end
-end
-
 industrialtest.Jetpack=table.copy(industrialtest.JetpackBase)
 industrialtest.internal.unpackTableInto(industrialtest.Jetpack,{
 	-- _v is hack to suppress "Registered armor doesn't have material at the end of registration name" warning from 3D Armor.

tools/quantum_suit.lua

@@ -87,7 +87,7 @@ industrialtest.internal.unpackTableInto(industrialtest.QuantumBodyarmor,{
 	part="torso",
 	modelImage="industrialtest_quantum_bodyarmor.png",
 	update=industrialtest.JetpackBase.update,
-	addYVelocityClamped=industrialtest.JetpackBase.addYVelocityClamped,
+	addYVelocityClamped=industrialtest.internal.addYVelocityClamped,
 	tryFly=industrialtest.ElectricJetpack.tryFly
 })