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Implement Magnetizer

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mrkubax10
2025-11-20 20:41:20 +01:00
parent f7d3ef2190
commit fe55ade9b0
3 changed files with 398 additions and 0 deletions
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1
init.lua
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@@ -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")

272
machines/magnetizer.lua Normal file
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@@ -0,0 +1,272 @@
-- 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]"),
"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)

125
nodes.lua
View File

@@ -489,3 +489,128 @@ 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
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,
_mcl_fences_baseitem="industrialtest:iron_plate",
_mcl_fences_stickreplacer="industrialtest:iron_plate"
})
-- 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