pipeworks/common.lua

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local S = minetest.get_translator("pipeworks")
-- Random variables
pipeworks.expect_infinite_stacks = true
if minetest.get_modpath("unified_inventory") or not minetest.settings:get_bool("creative_mode") then
pipeworks.expect_infinite_stacks = false
end
pipeworks.meseadjlist={{x=0,y=0,z=1},{x=0,y=0,z=-1},{x=0,y=1,z=0},{x=0,y=-1,z=0},{x=1,y=0,z=0},{x=-1,y=0,z=0}}
pipeworks.rules_all = {{x=0, y=0, z=1},{x=0, y=0, z=-1},{x=1, y=0, z=0},{x=-1, y=0, z=0},
{x=0, y=1, z=1},{x=0, y=1, z=-1},{x=1, y=1, z=0},{x=-1, y=1, z=0},
{x=0, y=-1, z=1},{x=0, y=-1, z=-1},{x=1, y=-1, z=0},{x=-1, y=-1, z=0},
{x=0, y=1, z=0}, {x=0, y=-1, z=0}}
pipeworks.mesecons_rules={{x=0,y=0,z=1},{x=0,y=0,z=-1},{x=1,y=0,z=0},{x=-1,y=0,z=0},{x=0,y=1,z=0},{x=0,y=-1,z=0}}
pipeworks.digilines_rules={{x=0,y=0,z=1},{x=0,y=0,z=-1},{x=1,y=0,z=0},{x=-1,y=0,z=0},{x=0,y=1,z=0},{x=0,y=-1,z=0}}
pipeworks.liquid_texture = minetest.registered_nodes[pipeworks.liquids.water.flowing].tiles[1]
if type(pipeworks.liquid_texture) == "table" then pipeworks.liquid_texture = pipeworks.liquid_texture.name end
pipeworks.button_off = {text="", texture="pipeworks_button_off.png", addopts="false;false;pipeworks_button_interm.png"}
pipeworks.button_on = {text="", texture="pipeworks_button_on.png", addopts="false;false;pipeworks_button_interm.png"}
pipeworks.button_base = "image_button[0,4.3;1,0.6"
pipeworks.button_label = "label[0.9,4.31;"..S("Allow splitting incoming stacks from tubes").."]"
-- Helper functions
function pipeworks.fix_image_names(table, replacement)
local outtable={}
for i in ipairs(table) do
outtable[i]=string.gsub(table[i], "_XXXXX", replacement)
end
return outtable
end
local function overlay_tube_texture(texture)
-- The texture appears the first time to be colorized as the opaque background.
return ("(%s)^[noalpha^[colorize:#dadada^(%s)"):format(texture, texture)
end
function pipeworks.make_tube_tile(tile)
if pipeworks.use_real_entities then
return tile
elseif type(tile) == "string" then
return overlay_tube_texture(tile)
else
tile = table.copy(tile)
if tile.color then
-- Won't work 100% of the time, but good enough.
tile.name = tile.name .. "^[multiply:" .. minetest.colorspec_to_colorstring(tile.color)
tile.color = nil
end
tile.name = overlay_tube_texture(tile.name)
tile.backface_culling = nil -- The texture is opaque
return tile
end
end
function pipeworks.add_node_box(t, b)
if not t or not b then return end
for i in ipairs(b)
do table.insert(t, b[i])
end
end
function pipeworks.may_configure(pos, player)
local name = player:get_player_name()
local meta = minetest.get_meta(pos)
local owner = meta:get_string("owner")
if owner ~= "" and owner == name then -- wielders and filters
return true
end
return not minetest.is_protected(pos, name)
end
function pipeworks.replace_name(tbl,tr,name)
local ntbl={}
for key,i in pairs(tbl) do
if type(i)=="string" then
ntbl[key]=string.gsub(i,tr,name)
elseif type(i)=="table" then
ntbl[key]=pipeworks.replace_name(i,tr,name)
else
ntbl[key]=i
end
end
return ntbl
end
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-----------------------
-- Facedir functions --
-----------------------
function pipeworks.facedir_to_top_dir(facedir)
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return ({[0] = {x = 0, y = 1, z = 0},
{x = 0, y = 0, z = 1},
{x = 0, y = 0, z = -1},
{x = 1, y = 0, z = 0},
{x = -1, y = 0, z = 0},
{x = 0, y = -1, z = 0}})
[math.floor(facedir / 4)]
end
function pipeworks.facedir_to_right_dir(facedir)
return vector.cross(
pipeworks.facedir_to_top_dir(facedir),
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minetest.facedir_to_dir(facedir)
)
end
local directions = {}
pipeworks.directions = directions
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function directions.side_to_dir(side)
return ({[0] = vector.new(),
vector.new( 0, 1, 0),
vector.new( 0, -1, 0),
vector.new( 1, 0, 0),
vector.new(-1, 0, 0),
vector.new( 0, 0, 1),
vector.new( 0, 0, -1)
})[side]
end
function directions.dir_to_side(dir)
local c = vector.dot(dir, vector.new(1, 2, 3)) + 4
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return ({6, 2, 4, 0, 3, 1, 5})[c]
end
---------------------
-- Table functions --
---------------------
function pipeworks.table_contains(tbl, element)
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for _, elt in pairs(tbl) do
if elt == element then
return true
end
end
return false
end
function pipeworks.table_extend(tbl, tbl2)
local oldlength = #tbl
for i = 1,#tbl2 do
tbl[oldlength + i] = tbl2[i]
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end
end
function pipeworks.table_recursive_replace(tbl, pattern, replace_with)
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if type(tbl) == "table" then
local tbl2 = {}
for key, value in pairs(tbl) do
tbl2[key] = pipeworks.table_recursive_replace(value, pattern, replace_with)
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end
return tbl2
elseif type(tbl) == "string" then
return tbl:gsub(pattern, replace_with)
else
return tbl
end
end
------------------------
-- Formspec functions --
------------------------
local fs_helpers = {}
pipeworks.fs_helpers = fs_helpers
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function fs_helpers.on_receive_fields(pos, fields)
local meta = minetest.get_meta(pos)
for field in pairs(fields) do
if field:match("^fs_helpers_cycling:") then
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local l = field:split(":")
local new_value = tonumber(l[2])
local meta_name = l[3]
meta:set_int(meta_name, new_value)
end
end
end
function fs_helpers.cycling_button(meta, base, meta_name, values)
local current_value = meta:get_int(meta_name)
local new_value = (current_value + 1) % (#values)
local val = values[current_value + 1]
local text
local texture_name = nil
local addopts = nil
--when we get a table, we know the caller wants an image_button
if type(val) == "table" then
text = val["text"]
texture_name = val["texture"]
addopts = val["addopts"]
else
text = val
end
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local field = "fs_helpers_cycling:"..new_value..":"..meta_name
return base..";"..(texture_name and texture_name..";" or "")..field..";"..minetest.formspec_escape(text)..(addopts and ";"..addopts or "").."]"
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end
function fs_helpers.get_inv(y)
local fs = {}
if minetest.get_modpath("i3") then
local inv_x = i3.settings.legacy_inventory and 0.75 or 0.22
local inv_y = (y + 0.4) or 6.9
local size, spacing = 1, 0.1
local hotbar_len = i3.settings.hotbar_len or (i3.settings.legacy_inventory and 8 or 9)
local inv_size = i3.settings.inv_size or (hotbar_len * 4)
table.insert(fs, "style_type[box;colors=#77777710,#77777710,#777,#777]")
for i = 0, hotbar_len - 1 do
table.insert(fs, "box["..(i * size + inv_x + (i * spacing))..","..inv_y..";"..size..","..size..";]")
end
table.insert(fs, "style_type[list;size="..size..";spacing="..spacing.."]")
table.insert(fs, "list[current_player;main;"..inv_x..","..inv_y..";"..hotbar_len..",1;]")
table.insert(fs, "style_type[box;colors=#666]")
for i=0, 2 do
for j=0, hotbar_len - 1 do
table.insert(fs, "box["..0.2+(j*0.1)+(j*size)..","..(inv_y+size+spacing+0.05)+(i*0.1)+(i*size)..";"..size..","..size..";]")
end
end
table.insert(fs, "style_type[list;size="..size..";spacing="..spacing.."]")
table.insert(fs, "list[current_player;main;"..inv_x..","..(inv_y + 1.15)..";"..hotbar_len..","..(inv_size / hotbar_len)..";"..hotbar_len.."]")
elseif minetest.get_modpath("mcl_formspec") then
local inv_x = 0.22
local inv_y = (y + 0.4) or 6.9
local size, spacing = 1, 0.1
local hotbar_len = 9
local inv_size = hotbar_len * 4
table.insert(fs, "style_type[box;colors=#77777710,#77777710,#777,#777]")
for i = 0, hotbar_len - 1 do
table.insert(fs, "box["..(i * size + inv_x + (i * spacing))..","..inv_y..";"..size..","..size..";]")
end
table.insert(fs, "style_type[list;size="..size..";spacing="..spacing.."]")
table.insert(fs, "list[current_player;main;"..inv_x..","..inv_y..";"..hotbar_len..",1;]")
table.insert(fs, "style_type[box;colors=#666]")
for i=0, 2 do
for j=0, hotbar_len - 1 do
table.insert(fs, "box["..0.2+(j*0.1)+(j*size)..","..(inv_y+size+spacing+0.05)+(i*0.1)+(i*size)..";"..size..","..size..";]")
end
end
table.insert(fs, "style_type[list;size="..size..";spacing="..spacing.."]")
table.insert(fs, "list[current_player;main;"..inv_x..","..(inv_y + 1.15)..";"..hotbar_len..","..(inv_size / hotbar_len)..";"..hotbar_len.."]")
else
table.insert(fs, "list[current_player;main;0.22,"..y..";8,4;]")
end
return table.concat(fs, "")
end
function fs_helpers.get_prepends(size)
local prepend = {}
if minetest.get_modpath("i3") then
prepend = {
"no_prepend[]",
"bgcolor[black;neither]",
"background9[0,0;"..size..";i3_bg_full.png;false;10]",
"style_type[button;border=false;bgimg=[combine:16x16^[noalpha^[colorize:#6b6b6b]",
"listcolors[#0000;#ffffff20]"
}
end
return table.concat(prepend, "")
end
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---------
-- Env --
---------
function pipeworks.load_position(pos)
if pos.x < -30912 or pos.y < -30912 or pos.z < -30912 or
pos.x > 30927 or pos.y > 30927 or pos.z > 30927 then return end
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if minetest.get_node_or_nil(pos) then
return
end
local vm = minetest.get_voxel_manip()
vm:read_from_map(pos, pos)
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end
-- Kept for compatibility with old mods
pipeworks.create_fake_player = fakelib.create_player