minetest-mods/pipeworks/wielder.lua

472 lines
18 KiB
Lua
Raw Normal View History

2019-12-14 17:47:31 +01:00
local assumed_eye_pos = vector.new(0, 1.5, 0)
local function vector_copy(v)
return { x = v.x, y = v.y, z = v.z }
end
local function delay(x)
return (function() return x end)
end
local function set_wielder_formspec(data, meta)
meta:set_string("formspec",
"invsize[8,"..(6+data.wield_inv_height)..";]"..
"item_image[0,0;1,1;"..data.name_base.."_off]"..
"label[1,0;"..minetest.formspec_escape(data.description).."]"..
"list[current_name;"..minetest.formspec_escape(data.wield_inv_name)..";"..((8-data.wield_inv_width)*0.5)..",1;"..data.wield_inv_width..","..data.wield_inv_height..";]"..
"list[current_player;main;0,"..(2+data.wield_inv_height)..";8,4;]" ..
"listring[]")
meta:set_string("infotext", data.description)
end
local can_tool_dig_node = function(nodename, toolcaps, toolname)
--pipeworks.logger("can_tool_dig_node() STUB nodename="..tostring(nodename).." toolname="..tostring(toolname).." toolcaps: "..dump(toolcaps))
-- brief documentation of minetest.get_dig_params() as it's not yet documented in lua_api.txt:
-- takes two arguments, a node's block groups and a tool's capabilities,
-- both as they appear in their respective definitions.
-- returns a table with the following fields:
-- diggable: boolean, can this tool dig this node at all
-- time: float, time needed to dig with this tool
-- wear: int, number of wear points to inflict on the item
local nodedef = minetest.registered_nodes[nodename]
-- don't explode due to nil def in event of unknown node!
if (nodedef == nil) then return false end
local nodegroups = nodedef.groups
local diggable = minetest.get_dig_params(nodegroups, toolcaps).diggable
if not diggable then
-- a pickaxe can't actually dig leaves based on it's groups alone,
-- but a player holding one can - the game seems to fall back to the hand.
-- fall back to checking the hand's properties if the tool isn't the correct one.
local hand_caps = minetest.registered_items[""].tool_capabilities
diggable = minetest.get_dig_params(nodegroups, hand_caps)
end
return diggable
end
local function wielder_on(data, wielder_pos, wielder_node)
data.fixup_node(wielder_pos, wielder_node)
if wielder_node.name ~= data.name_base.."_off" then return end
wielder_node.name = data.name_base.."_on"
minetest.swap_node(wielder_pos, wielder_node)
minetest.check_for_falling(wielder_pos)
local wielder_meta = minetest.get_meta(wielder_pos)
local inv = wielder_meta:get_inventory()
local wield_inv_name = data.wield_inv_name
local wieldindex
for i, stack in ipairs(inv:get_list(wield_inv_name)) do
if not stack:is_empty() then
wieldindex = i
break
end
end
if not wieldindex then
if not data.ghost_inv_name then return end
wield_inv_name = data.ghost_inv_name
inv:set_stack(wield_inv_name, 1, ItemStack(data.ghost_tool))
wieldindex = 1
end
local dir = minetest.facedir_to_dir(wielder_node.param2)
-- under/above is currently intentionally left switched
-- even though this causes some problems with deployers and e.g. seeds
-- as there are some issues related to nodebreakers otherwise breaking 2 nodes afar.
-- solidity would have to be checked as well,
-- but would open a whole can of worms related to difference in nodebreaker/deployer behavior
-- and the problems of wielders acting on themselves if below is solid
local under_pos = vector.subtract(wielder_pos, dir)
local above_pos = vector.subtract(under_pos, dir)
local pitch
local yaw
if dir.z < 0 then
yaw = 0
pitch = 0
elseif dir.z > 0 then
yaw = math.pi
pitch = 0
elseif dir.x < 0 then
yaw = 3*math.pi/2
pitch = 0
elseif dir.x > 0 then
yaw = math.pi/2
pitch = 0
elseif dir.y > 0 then
yaw = 0
pitch = -math.pi/2
else
yaw = 0
pitch = math.pi/2
end
local virtplayer = pipeworks.create_fake_player({
name = data.masquerade_as_owner and wielder_meta:get_string("owner")
or ":pipeworks:" .. minetest.pos_to_string(wielder_pos),
formspec = wielder_meta:get_string("formspec"),
look_dir = vector.multiply(dir, -1),
look_pitch = pitch,
look_yaw = yaw,
sneak = data.sneak,
position = vector.subtract(wielder_pos, assumed_eye_pos),
inventory = inv,
wield_index = wieldindex,
wield_list = wield_inv_name
})
local pointed_thing = { type="node", under=under_pos, above=above_pos }
data.act(virtplayer, pointed_thing)
if data.eject_drops then
for i, stack in ipairs(inv:get_list("main")) do
if not stack:is_empty() then
pipeworks.tube_inject_item(wielder_pos, wielder_pos, dir, stack)
inv:set_stack("main", i, ItemStack(""))
end
end
end
end
local function wielder_off(data, pos, node)
if node.name == data.name_base.."_on" then
node.name = data.name_base.."_off"
minetest.swap_node(pos, node)
minetest.check_for_falling(pos)
end
end
local function register_wielder(data)
data.fixup_node = data.fixup_node or function (pos, node) end
data.fixup_oldmetadata = data.fixup_oldmetadata or function (m) return m end
for _, state in ipairs({ "off", "on" }) do
local groups = { snappy=2, choppy=2, oddly_breakable_by_hand=2, mesecon=2, tubedevice=1, tubedevice_receiver=1 }
if state == "on" then groups.not_in_creative_inventory = 1 end
local tile_images = {}
for _, face in ipairs({ "top", "bottom", "side2", "side1", "back", "front" }) do
table.insert(tile_images, data.texture_base.."_"..face..(data.texture_stateful[face] and "_"..state or "")..".png")
end
minetest.register_node(data.name_base.."_"..state, {
description = data.description,
tiles = tile_images,
mesecons = {
effector = {
rules = pipeworks.rules_all,
action_on = function (pos, node)
wielder_on(data, pos, node)
end,
action_off = function (pos, node)
wielder_off(data, pos, node)
end,
},
},
tube = {
can_insert = function(pos, node, stack, tubedir)
if not data.tube_permit_anteroposterior_insert then
local nodedir = minetest.facedir_to_dir(node.param2)
if vector.equals(tubedir, nodedir) or vector.equals(tubedir, vector.multiply(nodedir, -1)) then
return false
end
end
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
return inv:room_for_item(data.wield_inv_name, stack)
end,
insert_object = function(pos, node, stack, tubedir)
if not data.tube_permit_anteroposterior_insert then
local nodedir = minetest.facedir_to_dir(node.param2)
if vector.equals(tubedir, nodedir) or vector.equals(tubedir, vector.multiply(nodedir, -1)) then
return stack
end
end
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
return inv:add_item(data.wield_inv_name, stack)
end,
input_inventory = data.wield_inv_name,
connect_sides = data.tube_connect_sides,
can_remove = function(pos, node, stack, tubedir)
return stack:get_count()
end,
},
is_ground_content = true,
paramtype2 = "facedir",
tubelike = 1,
groups = groups,
sounds = default.node_sound_stone_defaults(),
drop = data.name_base.."_off",
on_construct = function(pos)
local meta = minetest.get_meta(pos)
set_wielder_formspec(data, meta)
local inv = meta:get_inventory()
inv:set_size(data.wield_inv_name, data.wield_inv_width*data.wield_inv_height)
if data.ghost_inv_name then
inv:set_size(data.ghost_inv_name, 1)
end
if data.eject_drops then
inv:set_size("main", 100)
end
end,
after_place_node = function (pos, placer)
pipeworks.scan_for_tube_objects(pos)
local placer_pos = placer:get_pos()
if placer_pos and placer:is_player() then placer_pos = vector.add(placer_pos, assumed_eye_pos) end
if placer_pos then
local dir = vector.subtract(pos, placer_pos)
local node = minetest.get_node(pos)
node.param2 = minetest.dir_to_facedir(dir, true)
minetest.set_node(pos, node)
minetest.log("action", "real (6d) facedir: " .. node.param2)
end
minetest.get_meta(pos):set_string("owner", placer:get_player_name())
end,
can_dig = (data.can_dig_nonempty_wield_inv and delay(true) or function(pos, player)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
return inv:is_empty(data.wield_inv_name)
end),
after_dig_node = function(pos, oldnode, oldmetadata, digger)
-- The legacy-node fixup is done here in a
-- different form from the standard fixup,
-- rather than relying on a standard fixup
-- in an on_dig callback, because some
-- non-standard diggers (such as technic's
-- mining drill) don't respect on_dig.
oldmetadata = data.fixup_oldmetadata(oldmetadata)
for _, stack in ipairs(oldmetadata.inventory[data.wield_inv_name] or {}) do
if not stack:is_empty() then
minetest.add_item(pos, stack)
end
end
pipeworks.scan_for_tube_objects(pos)
end,
on_rotate = pipeworks.on_rotate,
on_punch = data.fixup_node,
allow_metadata_inventory_put = function(pos, listname, index, stack, player)
if not pipeworks.may_configure(pos, player) then return 0 end
return stack:get_count()
end,
allow_metadata_inventory_take = function(pos, listname, index, stack, player)
if not pipeworks.may_configure(pos, player) then return 0 end
return stack:get_count()
end,
allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
if not pipeworks.may_configure(pos, player) then return 0 end
return count
end
})
end
end
if pipeworks.enable_node_breaker then
local data
-- see after end of data table for other use of these variables
local name_base = "pipeworks:nodebreaker"
local wield_inv_name = "pick"
data = {
name_base = name_base,
description = "Node Breaker",
texture_base = "pipeworks_nodebreaker",
texture_stateful = { top = true, bottom = true, side2 = true, side1 = true, front = true },
tube_connect_sides = { top=1, bottom=1, left=1, right=1, back=1 },
tube_permit_anteroposterior_insert = false,
wield_inv_name = wield_inv_name,
wield_inv_width = 1,
wield_inv_height = 1,
can_dig_nonempty_wield_inv = true,
ghost_inv_name = "ghost_pick",
ghost_tool = ":", -- hand by default
fixup_node = function (pos, node)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
-- Node breakers predating the visible pick slot
-- may have been partially updated. This code
-- fully updates them. Some have been observed
-- to have no pick slot at all; first add one.
if inv:get_size("pick") ~= 1 then
inv:set_size("pick", 1)
end
-- Originally, they had a ghost pick in a "pick"
-- inventory, no other inventory, and no form.
-- The partial update of early with-form node
-- breaker code gives them "ghost_pick" and "main"
-- inventories, but leaves the old ghost pick in
-- the "pick" inventory, and doesn't add a form.
-- First perform that partial update.
if inv:get_size("ghost_pick") ~= 1 then
inv:set_size("ghost_pick", 1)
inv:set_size("main", 100)
end
-- If the node breaker predates the visible pick
-- slot, which we can detect by it not having a
-- form, then the pick slot needs to be cleared
-- of the old ghost pick.
if (meta:get_string("formspec") or "") == "" then
inv:set_stack("pick", 1, ItemStack(""))
end
-- Finally, unconditionally set the formspec
-- and infotext. This not only makes the
-- pick slot visible for node breakers where
-- it wasn't before; it also updates the form
-- for node breakers that had an older version
-- of the form, and sets infotext where it was
-- missing for early with-form node breakers.
set_wielder_formspec(data, meta)
end,
fixup_oldmetadata = function (oldmetadata)
-- Node breakers predating the visible pick slot,
-- with node form, kept their ghost pick in an
-- inventory named "pick", the same name as the
-- later visible pick slot. The pick must be
-- removed to avoid spilling it.
if not oldmetadata.fields.formspec then
return { inventory = { pick = {} }, fields = oldmetadata.fields }
else
return oldmetadata
end
end,
masquerade_as_owner = true,
sneak = false,
act = function(virtplayer, pointed_thing)
--local dname = "nodebreaker.act() "
local wieldstack = virtplayer:get_wielded_item()
local oldwieldstack = ItemStack(wieldstack)
local on_use = (minetest.registered_items[wieldstack:get_name()] or {}).on_use
if on_use then
--pipeworks.logger(dname.."invoking on_use "..tostring(on_use))
wieldstack = on_use(wieldstack, virtplayer, pointed_thing) or wieldstack
virtplayer:set_wielded_item(wieldstack)
else
local under_node = minetest.get_node(pointed_thing.under)
local def = minetest.registered_nodes[under_node.name]
if not def then
-- do not dig an unknown node
return
end
-- check that the current tool is capable of destroying the
-- target node.
-- if we can't, don't dig, and leave the wield stack unchanged.
-- note that wieldstack:get_tool_capabilities() returns hand
-- properties if the item has none of it's own.
if can_tool_dig_node(under_node.name,
wieldstack:get_tool_capabilities(),
wieldstack:get_name()) then
def.on_dig(pointed_thing.under, under_node, virtplayer)
local sound = def.sounds and def.sounds.dug
if sound then
minetest.sound_play(sound.name,
{pos=pointed_thing.under, gain=sound.gain})
end
wieldstack = virtplayer:get_wielded_item()
else
--pipeworks.logger(dname.."couldn't dig node!")
end
end
local wieldname = wieldstack:get_name()
if wieldname == oldwieldstack:get_name() then
-- don't mechanically wear out tool
if wieldstack:get_count() == oldwieldstack:get_count() and
wieldstack:get_metadata() == oldwieldstack:get_metadata() and
((minetest.registered_items[wieldstack:get_name()] or {}).wear_represents or "mechanical_wear") == "mechanical_wear" then
virtplayer:set_wielded_item(oldwieldstack)
end
elseif wieldname ~= "" then
-- tool got replaced by something else:
-- treat it as a drop
virtplayer:get_inventory():add_item("main", wieldstack)
virtplayer:set_wielded_item(ItemStack(""))
end
end,
eject_drops = true,
}
register_wielder(data)
minetest.register_craft({
output = "pipeworks:nodebreaker_off",
recipe = {
{ "pipeworks:gear", "pipeworks:gear", "pipeworks:gear" },
{ "default:stone", "mesecons:piston", "default:stone" },
{ "group:wood", "mesecons:mesecon", "group:wood" },
}
})
-- aliases for when someone had technic installed, but then uninstalled it but not pipeworks
minetest.register_alias("technic:nodebreaker_off", "pipeworks:nodebreaker_off")
minetest.register_alias("technic:nodebreaker_on", "pipeworks:nodebreaker_on")
minetest.register_alias("technic:node_breaker_off", "pipeworks:nodebreaker_off")
minetest.register_alias("technic:node_breaker_on", "pipeworks:nodebreaker_on")
-- turn legacy auto-tree-taps into node breakers
dofile(pipeworks.modpath.."/legacy.lua")
-- register LBM for transition to cheaper node breakers
local lbm_id = "pipeworks:refund_node_breaker_pick"
minetest.register_lbm({
name = lbm_id,
label = "Give back mese pick for pre-transition node breakers",
run_at_every_load = false,
nodenames = { name_base.."_on", name_base.."_off" },
action = function(pos, node)
pipeworks.logger(lbm_id.." entry, nodename="..node.name)
local invref = minetest.get_meta(pos):get_inventory()
invref:add_item(wield_inv_name, ItemStack("default:pick_mese"))
end
})
end
if pipeworks.enable_deployer then
register_wielder({
name_base = "pipeworks:deployer",
description = "Deployer",
texture_base = "pipeworks_deployer",
texture_stateful = { front = true },
tube_connect_sides = { back=1 },
tube_permit_anteroposterior_insert = true,
wield_inv_name = "main",
wield_inv_width = 3,
wield_inv_height = 3,
can_dig_nonempty_wield_inv = false,
masquerade_as_owner = true,
sneak = false,
act = function(virtplayer, pointed_thing)
local wieldstack = virtplayer:get_wielded_item()
virtplayer:set_wielded_item((minetest.registered_items[wieldstack:get_name()] or {on_place=minetest.item_place}).on_place(wieldstack, virtplayer, pointed_thing) or wieldstack)
end,
eject_drops = false,
})
minetest.register_craft({
output = "pipeworks:deployer_off",
recipe = {
{ "group:wood", "default:chest", "group:wood" },
{ "default:stone", "mesecons:piston", "default:stone" },
{ "default:stone", "mesecons:mesecon", "default:stone" },
}
})
-- aliases for when someone had technic installed, but then uninstalled it but not pipeworks
minetest.register_alias("technic:deployer_off", "pipeworks:deployer_off")
minetest.register_alias("technic:deployer_on", "pipeworks:deployer_on")
end
if pipeworks.enable_dispenser then
register_wielder({
name_base = "pipeworks:dispenser",
description = "Dispenser",
texture_base = "pipeworks_dispenser",
texture_stateful = { front = true },
tube_connect_sides = { back=1 },
tube_permit_anteroposterior_insert = true,
wield_inv_name = "main",
wield_inv_width = 3,
wield_inv_height = 3,
can_dig_nonempty_wield_inv = false,
masquerade_as_owner = false,
sneak = true,
act = function(virtplayer, pointed_thing)
local wieldstack = virtplayer:get_wielded_item()
virtplayer:set_wielded_item((minetest.registered_items[wieldstack:get_name()] or
{on_drop=minetest.item_drop}).on_drop(wieldstack, virtplayer, virtplayer:get_pos()) or
wieldstack)
end,
eject_drops = false,
})
minetest.register_craft({
output = "pipeworks:dispenser_off",
recipe = {
{ "default:desert_sand", "default:chest", "default:desert_sand" },
{ "default:stone", "mesecons:piston", "default:stone" },
{ "default:stone", "mesecons:mesecon", "default:stone" },
}
})
end