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V1.07 Tube placement completely reworked

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This commit is contained in:
Joachim Stolberg 2018-06-17 21:36:59 +02:00
parent 32ae464862
commit 4a6c4259d3
5 changed files with 363 additions and 263 deletions
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3
README.md
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@ -1,4 +1,4 @@
# TechPack V1.06 # TechPack V1.07
TechPack, a Mining, Crafting, & Farming Modpack for Minetest. TechPack, a Mining, Crafting, & Farming Modpack for Minetest.
@ -79,3 +79,4 @@ Gravelsieve optional: moreores, hopper, pipeworks
- 2018-03-31 V1.04 * Maintenance, minor issues, Unifieddyes support for Color Lamp, Street Lamp added - 2018-03-31 V1.04 * Maintenance, minor issues, Unifieddyes support for Color Lamp, Street Lamp added
- 2018-04-27 V1.05 * Ceiling lamp added, further improvements - 2018-04-27 V1.05 * Ceiling lamp added, further improvements
- 2018-06-09 V1.06 * Recipes with API to grinder added - 2018-06-09 V1.06 * Recipes with API to grinder added
- 2018-06-17 V1.07 * Tube placement completely reworked

8
tubelib/command.lua
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@ -159,7 +159,7 @@ end
-- Node construction/destruction functions -- Node construction/destruction functions
------------------------------------------------------------------- -------------------------------------------------------------------
-- Add node to the tubelib lists and update the tube surrounding. -- Add node to the tubelib lists.
-- Function determines and returns the node position number, -- Function determines and returns the node position number,
-- needed for message communication. -- needed for message communication.
function tubelib.add_node(pos, name) function tubelib.add_node(pos, name)
@ -169,8 +169,6 @@ function tubelib.add_node(pos, name)
pos = pos, pos = pos,
name = name, name = name,
} }
-- update surrounding tubes
tubelib.update_tubes(pos)
return number return number
end end
@ -205,10 +203,10 @@ end
function tubelib.register_node(name, add_names, node_definition) function tubelib.register_node(name, add_names, node_definition)
tubelib_NodeDef[name] = node_definition tubelib_NodeDef[name] = node_definition
-- store facedir table for all known node names -- store facedir table for all known node names
tubelib.knownNodes[name] = true tubelib.KnownNodes[name] = true
Name2Name[name] = name Name2Name[name] = name
for _,n in ipairs(add_names) do for _,n in ipairs(add_names) do
tubelib.knownNodes[n] = true tubelib.KnownNodes[n] = true
Name2Name[n] = name Name2Name[n] = name
end end
end end

7
tubelib/states.lua
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@ -29,7 +29,7 @@ tubelib.StatesImg = {
"tubelib_inv_button_standby.png", "tubelib_inv_button_standby.png",
"tubelib_inv_button_error.png" "tubelib_inv_button_error.png"
} }
-- Return state button image for the node inventory -- Return state button image for the node inventory
function tubelib.state_button(state) function tubelib.state_button(state)
if state and state < 5 and state > 0 then if state and state < 5 and state > 0 then
@ -37,7 +37,10 @@ function tubelib.state_button(state)
end end
return tubelib.StatesImg[tubelib.FAULT] return tubelib.StatesImg[tubelib.FAULT]
end end
-- State string based on button states
tubelib.states = {"stopped", "running", "standby", "fault"}
-- --
-- 'running' variable States -- 'running' variable States

597
tubelib/tubes.lua
View File

@ -10,85 +10,143 @@
History: History:
see init.lua see init.lua
Funtions for tube placement/alignment
]]-- ]]--
--[[
Tubes 1..5 can be placed according to 'param2'.
The two openings point in the directions 'dir',
(N=1, E=2, S=3, W=4, D=5, U=6)
which corresponds to the following tube alignments:
tube No | param2 | dir | alignment
--------+--------+-----+-------------
1 | 0 | N/S | 1*6 + 3 = 9
1 | 1 | E/W | 2*6 + 4 = 16
2 | 0 | D/U | 5*6 + 6 = 36
3 | 0 | S/W | 3*6 + 4 = 22
3 | 1 | N/W | 1*6 + 4 = 10
3 | 2 | N/E | 1*6 + 2 = 8
3 | 3 | E/S | 2*6 + 3 = 15
4 | 0 | S/D | 3*6 + 5 = 23
4 | 1 | W/D | 4*6 + 5 = 29
4 | 2 | N/D | 1*6 + 5 = 11
4 | 3 | E/D | 2*6 + 5 = 17
5 | 0 | S/U | 3*6 + 6 = 24
5 | 1 | W/U | 4*6 + 6 = 30
5 | 2 | N/U | 1*6 + 6 = 12
5 | 3 | E/U | 2*6 + 6 = 18
]]--
-- debugging
local P = minetest.pos_to_string
local MAX_TUBE_LENGTH = 100 local MAX_TUBE_LENGTH = 100
-- Conversion from tube alignment to tube number
local TubeTypes = { local TubeTypes = {
0,0,0,0,0,0,1,3,1,3, -- 01-10 0,0,0,0,0, 0,0,3,1,3, -- 01-10
4,5,3,1,3,1,4,5,1,3, -- 11-20 4,5,3,1,3, 1,4,5,1,3, -- 11-20
1,3,4,5,3,1,3,1,4,5, -- 21-30 1,3,4,5,3, 1,3,1,4,5, -- 21-30
2,2,2,2,0,2,2,2,5,2, -- 31-40 2,2,2,2,0, 2,2,2,5,2, -- 31-40
5,0, -- 40-41 5,0, -- 41-42
} }
local TubeFacedir = { -- Conversion from tube alignment to param2
0,0,0,0,0,0,0,2,0,1, -- 01-10 local TubeParam2 = {
2,2,2,1,3,1,3,3,0,3, -- 11-20 0,0,0,0,0, 0,0,2,0,1, -- 01-10
0,0,0,0,1,1,0,1,1,1, -- 21-30 2,2,2,1,3, 1,3,3,0,3, -- 11-20
0,0,0,0,0,0,0,0,0,0, -- 31-40 0,0,0,0,1, 1,0,1,1,1, -- 21-30
0,0, -- 40-41 0,0,0,0,0, 0,0,0,0,0, -- 31-40
0,0, -- 41-42
} }
tubelib.knownNodes = {
-- Conversion from tube number/param2 to tube hole dirs (view from the outside)
local TubeHoles = {
[10] = {1,3},
[12] = {1,3},
[11] = {2,4},
[13] = {2,4},
[20] = {5,6},
[30] = {1,2},
[31] = {3,2},
[32] = {3,4},
[33] = {1,4},
[40] = {1,6},
[41] = {2,6},
[42] = {3,6},
[43] = {4,6},
[50] = {1,5},
[51] = {2,5},
[52] = {3,5},
[53] = {4,5},
}
-- Convertion of 'dir' (view from the outside to inside and vs)
local Turn180Deg = {3,4,1,2,6,5}
local Dir2Offset = {
{x=0, y=0, z=1},
{x=1, y=0, z=0},
{x=0, y=0, z=-1},
{x=-1, y=0, z=0},
{x=0, y=-1, z=0},
{x=0, y=1, z=0}
}
local TubeNames = {
["tubelib:tube1"] = true, ["tubelib:tube1"] = true,
["tubelib:tube2"] = true, ["tubelib:tube2"] = true,
["tubelib:tube3"] = true, ["tubelib:tube3"] = true,
["tubelib:tube4"] = true, ["tubelib:tube4"] = true,
["tubelib:tube5"] = true, ["tubelib:tube5"] = true,
["tubelib:tube6"] = true,
["default:chest_locked"] = true,
["default:chest"] = true,
["default:furnace"] = true,
["default:furnace_active"] = true,
} }
-- Localize functions to avoid table lookups (better performance). -- used for registered nodes
local string_find = string.find tubelib.KnownNodes = {
local minetest_get_meta = minetest.get_meta ["tubelib:tube1"] = true,
local minetest_get_node = minetest.get_node ["tubelib:tube2"] = true,
local KnownNodes = tubelib.knownNodes ["tubelib:tube3"] = true,
local vector_add = vector.add ["tubelib:tube4"] = true,
local vector_equals = vector.equals ["tubelib:tube5"] = true,
}
-- Translate from contact side to facedir -- Convertion of contact side to facedir
local SideToFacedir = {B=0, R=1, F=2, L=3, D=4, U=5} local SideToFacedir = {B=0, R=1, F=2, L=3, D=4, U=5}
-- 6D variant of the facedir to dir conversion
local Facedir2Dir = {[0] =
{x=0, y=0, z=1},
{x=1, y=0, z=0},
{x=0, y=0, z=-1},
{x=-1, y=0, z=0},
{x=0, y=-1, z=0},
{x=0, y=1, z=0},
}
-- Determine position from and facedir to the node on the other side or the tubes. -------------------------------------------------------------------------------
-- Param pos: my pos -- Helper functions
-- Param npos: neighbor tube pos -------------------------------------------------------------------------------
local function remote_node(pos, npos)
local dest_pos = minetest.string_to_pos(minetest.get_meta(npos):get_string("dest_pos")) local function in_list(list, x)
-- two possible reasons, why dest_pos == pos: for _, v in ipairs(list) do
-- 1) wrong side of a single tube node if v == x then return true end
-- 2) node connected with itself. In this case "dest_pos2" is not available
if dest_pos and vector_equals(dest_pos, pos) then
local dest_pos2 = minetest.string_to_pos(minetest.get_meta(npos):get_string("dest_pos2"))
if dest_pos2 == nil then
local facedir = minetest.get_meta(npos):get_int("facedir")
return pos, facedir -- node connected with itself
else
local facedir2 = minetest.get_meta(npos):get_int("facedir2")
return dest_pos2, facedir2 -- one tube connection
end
else
local facedir = minetest.get_meta(npos):get_int("facedir")
return dest_pos, facedir -- multi tube connection
end end
return false
end end
-- convert 6D-dir to position
local function dir_to_pos(pos, dir)
return vector.add(pos, Dir2Offset[dir])
end
-- return all 6 relevant surrounding positions
local function get_6Pos(pos)
return {
{x=pos.x , y=pos.y , z=pos.z+1},
{x=pos.x+1, y=pos.y , z=pos.z },
{x=pos.x , y=pos.y , z=pos.z-1},
{x=pos.x-1, y=pos.y , z=pos.z },
{x=pos.x , y=pos.y-1, z=pos.z },
{x=pos.x , y=pos.y+1, z=pos.z },
}
end
-- Calculate the facedir to the other node, based on both node positions -- Calculate the facedir to the other node, based on both node positions
local function dir_to_facedir(my_pos, other_pos) local function dir_to_facedir(my_pos, other_pos)
@ -97,25 +155,12 @@ local function dir_to_facedir(my_pos, other_pos)
if my_pos.y > other_pos.y then return 5 else return 4 end if my_pos.y > other_pos.y then return 5 else return 4 end
end end
------------------------------------------------------------------------------- -- The 'oldnode' on 'pos' had two ends and thus two neighbor position.
-- API functions local function nodetype_to_pos(pos, node)
------------------------------------------------------------------------------- local key = (string.byte(node.name, -1) - 48) * 10 + node.param2
local pos1 = dir_to_pos(pos, Turn180Deg[TubeHoles[key][1]])
-- Determine neighbor position and own facedir to the node. local pos2 = dir_to_pos(pos, Turn180Deg[TubeHoles[key][2]])
-- based on own pos and contact side 'B' - 'U'. return pos1, pos2
-- Function considers also tube connections.
function tubelib.get_neighbor_pos(pos, side)
local facedir = SideToFacedir[side]
if facedir < 4 then
local node = minetest_get_node(pos)
facedir = (facedir + node.param2) % 4
end
local npos = vector_add(pos, Facedir2Dir[facedir])
local node = minetest_get_node(npos)
if node and string_find(node.name, "tubelib:tube") then
npos, facedir = remote_node(pos, npos)
end
return npos, facedir
end end
-- use Voxel Manipulator to read the node -- use Voxel Manipulator to read the node
@ -126,193 +171,242 @@ function tubelib.read_node_with_vm(pos)
local param2_data = vm:get_param2_data() local param2_data = vm:get_param2_data()
local area = VoxelArea:new({MinEdge = MinEdge, MaxEdge = MaxEdge}) local area = VoxelArea:new({MinEdge = MinEdge, MaxEdge = MaxEdge})
return { return {
name=minetest.get_name_from_content_id(data[area:index(pos.x, pos.y, pos.z)]), name = minetest.get_name_from_content_id(data[area:index(pos.x, pos.y, pos.z)]),
param2 = param2_data[area:index(pos.x, pos.y, pos.z)] param2 = param2_data[area:index(pos.x, pos.y, pos.z)]
} }
end end
local read_node_with_vm = tubelib.read_node_with_vm
-------------------------------------------------------------------------------
-- Tube placement
-------------------------------------------------------------------------------
-- Return neighbor tubes orientation relative to the given pos.
local function get_neighbor_tubes_orientation(pos)
local orientation = 0
local Nodes = {
minetest.get_node({x=pos.x , y=pos.y , z=pos.z+1}),
minetest.get_node({x=pos.x+1, y=pos.y , z=pos.z }),
minetest.get_node({x=pos.x , y=pos.y , z=pos.z-1}),
minetest.get_node({x=pos.x-1, y=pos.y , z=pos.z }),
minetest.get_node({x=pos.x , y=pos.y-1, z=pos.z }),
minetest.get_node({x=pos.x , y=pos.y+1, z=pos.z }),
}
for side,node in ipairs(Nodes) do
if KnownNodes[node.name] then -- registered node?
orientation = orientation * 6 + side
if orientation > 6 then
break
end
end
end
return orientation
end
local function determine_tube_node(pos)
local node = minetest.get_node(pos)
if not string.find(node.name, "tubelib:tube") then
return nil
end
local orientation = get_neighbor_tubes_orientation(pos)
if orientation > 6 then
node.name = "tubelib:tube"..TubeTypes[orientation]
node.param2 = TubeFacedir[orientation]
return node
elseif orientation > 0 then
orientation = orientation * 6 + (((node.param2 + 2) % 4) + 1)
node.name = "tubelib:tube"..TubeTypes[orientation]
node.param2 = TubeFacedir[orientation]
return node
end
return nil
end
local function update_tube(pos)
local node = determine_tube_node(pos)
if node then
minetest.swap_node(pos, node)
end
end
local OffsTable = {
{2,0}, -- tube1
{4,5}, -- tube2
{2,3}, -- tube3
{2,4}, -- tube4
{2,5}, -- tube5
}
-- The tube on 'pos1' has two ends and thus two neighbor position.
-- One is the given 'pos', the other position is returned.
-- Param mpos: my node position
-- Param opos: the other tube position
-- Param node: the tube node
local function nodetype_to_pos(mpos, opos, node)
local idx = string.byte(node.name, -1) - 48
local facedir1 = OffsTable[idx][1]
local facedir2 = OffsTable[idx][2]
if facedir1 < 4 then
facedir1 = (facedir1 + node.param2) % 4
end
if facedir2 < 4 then
facedir2 = (facedir2 + node.param2) % 4
end
local dir1 = Facedir2Dir[facedir1]
local dir2 = Facedir2Dir[facedir2]
local p1 = vector.add(opos, dir1)
local p2 = vector.add(opos, dir2)
if mpos == nil then
return p1, p2
elseif vector.equals(p1, mpos) then
return p2
else
return p1
end
end
-- Walk to the other end of the tube line, starting at 'pos1'. -- Walk to the other end of the tube line, starting at 'pos1'.
-- Returns: cnt - number of tube nodes -- Returns: cnt - number of tube nodes
-- pos - the peer tube node -- pos - the peer tube node
-- pos1 - the destination position, connected with 'pos' -- pos1 - the drop position, next after 'pos'
local function walk_to_peer(pos, pos1) local function walk_to_peer(pos, pos1)
local node = minetest.get_node(pos1) local node = minetest.get_node(pos1)
local pos2
local cnt = 0 local cnt = 0
while string.find(node.name, "tubelib:tube") and cnt < MAX_TUBE_LENGTH do while TubeNames[node.name] and cnt < MAX_TUBE_LENGTH do
pos2 = nodetype_to_pos(pos, pos1, node) local new_pos1, new_pos2 = nodetype_to_pos(pos1, node)
pos, pos1 = pos1, pos2 if vector.equals(new_pos1, pos) then
pos = pos1
pos1 = new_pos2
elseif vector.equals(new_pos2, pos) then
pos = pos1
pos1 = new_pos1
end
cnt = cnt + 1 cnt = cnt + 1
node = minetest.get_node_or_nil(pos1) or read_node_with_vm(pos1) node = minetest.get_node_or_nil(pos1) or tubelib.read_node_with_vm(pos1)
end end
return cnt, pos, pos1 return cnt, pos, pos1
end end
-- Update head tubes with peer pos and facedir of the other end
-- Needed for StackItem exchange.
local function update_head_tubes(pos)
local node = minetest.get_node(pos)
if string.find(node.name, "tubelib:tube") then
local pos1, pos2 = nodetype_to_pos(nil, pos, node)
local cnt1, peer1, dest1 = walk_to_peer(pos, pos1)
local cnt2, peer2, dest2 = walk_to_peer(pos, pos2)
if cnt1 == 0 and cnt2 == 0 then -- first tube node placed?
-- we have to store both dest positions
minetest.get_meta(peer1):set_string("dest_pos", minetest.pos_to_string(dest1))
minetest.get_meta(peer1):set_int("facedir", dir_to_facedir(peer1, dest1))
minetest.get_meta(peer1):set_string("dest_pos2", minetest.pos_to_string(dest2))
minetest.get_meta(peer1):set_int("facedir2", dir_to_facedir(peer2, dest2))
else
minetest.get_meta(peer1):set_string("dest_pos", minetest.pos_to_string(dest2))
minetest.get_meta(peer1):set_int("facedir", dir_to_facedir(peer2, dest2))
minetest.get_meta(peer2):set_string("dest_pos", minetest.pos_to_string(dest1))
minetest.get_meta(peer2):set_int("facedir", dir_to_facedir(peer1, dest1))
end
-- delete meta data from old head nodes
if cnt1 > 1 then
minetest.get_meta(pos1):from_table(nil)
end
if cnt2 > 1 then
minetest.get_meta(pos2):from_table(nil)
end
return cnt1 + cnt2
end
return 0
end
-- Update all tubes arround the currently placed tube
local function update_surrounding_tubes(pos)
update_tube({x=pos.x , y=pos.y , z=pos.z+1})
update_tube({x=pos.x+1, y=pos.y , z=pos.z })
update_tube({x=pos.x , y=pos.y , z=pos.z-1})
update_tube({x=pos.x-1, y=pos.y , z=pos.z })
update_tube({x=pos.x , y=pos.y-1, z=pos.z })
update_tube({x=pos.x , y=pos.y+1, z=pos.z })
update_tube(pos)
return update_head_tubes(pos) < MAX_TUBE_LENGTH
end
-- Update tubes after a tube node is removed -- Delete meta data of the peer node
local function after_tube_removed(pos, node) local function delete_meta_data(pos, node)
local pos1, pos2 = nodetype_to_pos(nil, pos, node) local pos1, pos2 = nodetype_to_pos(pos, node)
update_head_tubes(pos1) if pos1 then
update_head_tubes(pos2) local cnt, pos, pos1 = walk_to_peer(pos, pos1)
-- delete meta on peer tube
if cnt > 0 then
minetest.get_meta(pos):from_table(nil)
end
end
if pos2 then
local cnt, pos, pos1 = walk_to_peer(pos, pos2)
-- delete meta on peer tube
if cnt > 0 then
minetest.get_meta(pos):from_table(nil)
end
end
end end
-- API function, called from all nodes, which shall be connected to tubes
function tubelib.update_tubes(pos) -------------------------------------------------------------------------------
update_tube( {x=pos.x , y=pos.y , z=pos.z+1}) -- Place a tube node
update_head_tubes({x=pos.x , y=pos.y , z=pos.z+1}) -------------------------------------------------------------------------------
update_tube( {x=pos.x+1, y=pos.y , z=pos.z })
update_head_tubes({x=pos.x+1, y=pos.y , z=pos.z }) -- always use the smaller number first
update_tube( {x=pos.x , y=pos.y , z=pos.z-1}) local function calc_alignment(dir1, dir2)
update_head_tubes({x=pos.x , y=pos.y , z=pos.z-1}) if dir1 < dir2 then
update_tube( {x=pos.x-1, y=pos.y , z=pos.z }) return dir1 * 6 + dir2
update_head_tubes({x=pos.x-1, y=pos.y , z=pos.z }) else
update_tube( {x=pos.x , y=pos.y-1, z=pos.z }) return dir2 * 6 + dir1
update_head_tubes({x=pos.x , y=pos.y-1, z=pos.z }) end
update_tube( {x=pos.x , y=pos.y+1, z=pos.z }) end
update_head_tubes({x=pos.x , y=pos.y+1, z=pos.z })
end
-- Determine the tube alignment
-- based on 2 neighbor tubes, or one neighbour
-- and node.param2
local function get_alignment(pos, lDirs, pitch)
if #lDirs == 1 then
if pitch > 1 then
table.insert(lDirs, {dir = 6})
elseif pitch < -1 then
table.insert(lDirs, {dir = 5})
else
local node = minetest.get_node(pos)
table.insert(lDirs, {dir = ((node.param2 + 2) % 4) + 1})
end
end
if #lDirs >= 2 then
return calc_alignment(lDirs[1].dir, lDirs[2].dir)
end
end
-- return number of tubelib compatible nodes on the 6 surrounding positions
-- plus their alignment
local function get_num_conn(pos)
local num = 0
local lDir = {}
for dir,npos in ipairs(get_6Pos(pos)) do
local node = minetest.get_node(npos)
if tubelib.KnownNodes[node.name] then
num = num + 1
table.insert(lDir, {dir=dir, almnt=0})
end
end
return num, get_alignment(pos, lDir, 0)
end
local function open_hole(dir, name, param2)
local key = (string.byte(name, -1) - 48) * 10 + param2
if in_list(TubeHoles[key], dir) then
return true
end
return false
end
-- Return all tubes with less then 3 connections
local function get_any_neighbour_tubes(pos)
local lAttr= {} -- used as result
for dir,npos in ipairs(get_6Pos(pos)) do
local node = minetest.get_node(npos)
if TubeNames[node.name] then
local num, almnt = get_num_conn(npos)
if num < 3 then
table.insert(lAttr, {dir=dir, almnt=almnt})
end
elseif tubelib.KnownNodes[node.name] then
-- chests and other nodes
table.insert(lAttr, {dir=dir, almnt=0})
end
end
return lAttr
end
-- Return all tubes with holes pointing in 'pos' direction
local function get_tubes_with_visible_holes(pos)
local lAttr= {} -- used as result
for dir,npos in ipairs(get_6Pos(pos)) do
local node = minetest.get_node(npos)
if TubeNames[node.name] then
if open_hole(dir, node.name, node.param2) then
table.insert(lAttr, {dir=dir})
end
elseif tubelib.KnownNodes[node.name] then
-- chests and other nodes
table.insert(lAttr, {dir=dir, almnt=0})
end
end
return lAttr
end
local function update_tube(pos, dir, almnt)
if dir then
pos = dir_to_pos(pos, dir)
end
local node = minetest.get_node(pos)
node.name = "tubelib:tube"..TubeTypes[almnt]
node.param2 = TubeParam2[almnt]
minetest.swap_node(pos, node)
delete_meta_data(pos, node)
end
-- If tube has surrounding tubes with open ends,
-- start the update process of the neighbour tubes and the new tube.
local function update_tubes(pos, pitch)
local lAttr = get_tubes_with_visible_holes(pos)
if #lAttr > 0 then
local almnt = get_alignment(pos, lAttr, pitch)
update_tube(pos, nil, almnt)
else
lAttr = get_any_neighbour_tubes(pos)
if #lAttr == 1 then
update_tube(pos, lAttr[1].dir, lAttr[1].almnt)
local almnt = get_alignment(pos, lAttr, pitch)
update_tube(pos, nil, almnt)
end
end
return true
end
-------------------------------------------------------------------------------
-- Remove a tube node
-------------------------------------------------------------------------------
-- Update tubes after a tube node is removed
local function after_tube_removed(pos, oldnode)
local pos1, pos2 = nodetype_to_pos(pos, oldnode)
if pos1 then
local cnt, pos, pos1 = walk_to_peer(pos, pos1)
-- delete meta on peer tube
if cnt > 0 then
minetest.get_meta(pos):from_table(nil)
end
end
if pos2 then
local cnt, pos, pos1 = walk_to_peer(pos, pos2)
-- delete meta on peer tube
if cnt > 0 then
minetest.get_meta(pos):from_table(nil)
end
end
end
-------------------------------------------------------------------------------
-- API functions
-------------------------------------------------------------------------------
local function remote_node(pos, npos)
local meta = minetest.get_meta(npos)
local dest_pos = meta:get_string("dest_pos")
-- data available
if dest_pos ~= "" then
local npos = minetest.string_to_pos(dest_pos)
local facedir = meta:get_int("facedir")
return npos, facedir
end
-- determine data
_,_, npos = walk_to_peer(pos, npos)
local facedir = dir_to_facedir(pos, npos)
meta:set_string("dest_pos", minetest.pos_to_string(npos))
meta:set_int("facedir", facedir)
return npos, facedir
end
-- Determine neighbor position and own facedir to the node.
-- based on own pos and contact side 'B' - 'U'.
-- Function considers also tube connections.
function tubelib.get_neighbor_pos(pos, side)
local facedir = SideToFacedir[side]
if facedir < 4 then
local node = minetest.get_node(pos)
facedir = ((facedir + node.param2) % 4)
end
local npos = dir_to_pos(pos, facedir+1)
local node = minetest.get_node(npos)
if TubeNames[node.name] then
npos, facedir = remote_node(pos, npos)
end
return npos, facedir
end
-------------------------------------------------------------------------------
-- Node registration
-------------------------------------------------------------------------------
local DefNodeboxes = { local DefNodeboxes = {
-- x1 y1 z1 x2 y2 z2 -- x1 y1 z1 x2 y2 z2
{ -1/4, -1/4, -1/4, 1/4, 1/4, 1/4 }, { -1/4, -1/4, -1/4, 1/4, 1/4, 1/4 },
@ -378,11 +472,12 @@ local TilesData = {
for idx,pos in ipairs(DirCorrections) do for idx,pos in ipairs(DirCorrections) do
node_box_data = table.copy(DefNodeboxes) local node_box_data = table.copy(DefNodeboxes)
node_box_data[1][pos[1]] = node_box_data[1][pos[1]] * 2 node_box_data[1][pos[1]] = node_box_data[1][pos[1]] * 2
node_box_data[2][pos[2]] = node_box_data[2][pos[2]] * 2 node_box_data[2][pos[2]] = node_box_data[2][pos[2]] * 2
tiles_data = TilesData[idx] local tiles_data = TilesData[idx]
local hidden
if idx == 1 then if idx == 1 then
hidden = 0 hidden = 0
@ -407,15 +502,11 @@ for idx,pos in ipairs(DirCorrections) do
}, },
after_place_node = function(pos, placer, itemstack, pointed_thing) after_place_node = function(pos, placer, itemstack, pointed_thing)
if update_surrounding_tubes(pos) == false then update_tubes(pos, placer:get_look_vertical())
after_tube_removed(pos, minetest.get_node(pos))
minetest.remove_node(pos)
return itemstack
end
end, end,
after_dig_node = function(pos, oldnode, oldmetadata, digger) after_dig_node = function(pos, oldnode, oldmetadata, digger)
after_tube_removed(pos, oldnode) delete_meta_data(pos, oldnode)
end, end,
on_rotate = screwdriver.disallow, on_rotate = screwdriver.disallow,
@ -433,8 +524,8 @@ end
minetest.register_craft({ minetest.register_craft({
output = "tubelib:tube1 4", output = "tubelib:tube1 4",
recipe = { recipe = {
{"default:steel_ingot", "", "group:wood"}, {"default:steel_ingot", "", "group:wood"},
{"", "group:wood", ""}, {"", "group:wood", ""},
{"group:wood", "", "default:tin_ingot"}, {"group:wood", "", "default:tin_ingot"},
}, },
}) })

11
tubelib_addons1/grinder.lua
View File

@ -325,9 +325,16 @@ tubelib.add_grinder_recipe({input="default:cobble", output="default:gravel"})
tubelib.add_grinder_recipe({input="default:desert_cobble", output="default:gravel"}) tubelib.add_grinder_recipe({input="default:desert_cobble", output="default:gravel"})
tubelib.add_grinder_recipe({input="default:mossycobble", output="default:gravel"}) tubelib.add_grinder_recipe({input="default:mossycobble", output="default:gravel"})
tubelib.add_grinder_recipe({input="default:gravel", output="default:sand"}) tubelib.add_grinder_recipe({input="default:gravel", output="default:sand"})
tubelib.add_grinder_recipe({input="default:sand", output="default:clay"})
if minetest.global_exists("skytest") then if minetest.global_exists("skytest") then
tubelib.add_grinder_recipe({input="group:sand", output="skytest:dust"}) tubelib.add_grinder_recipe({input="group:sand", output="skytest:dust"})
tubelib.add_grinder_recipe({input="skytest:dust 12", output="skytest:powder"}) tubelib.add_grinder_recipe({input="skytest:dust 12", output="skytest:powder"})
end else
tubelib.add_grinder_recipe({input="group:sand", output="default:clay"})
end
tubelib.add_grinder_recipe({input="default:tree", output="default:leaves 8"})
tubelib.add_grinder_recipe({input="default:jungletree", output="default:jungleleaves 8"})
tubelib.add_grinder_recipe({input="default:pine_tree", output="default:pine_needles 8"})
tubelib.add_grinder_recipe({input="default:acacia_tree", output="default:acacia_leaves 8"})
tubelib.add_grinder_recipe({input="default:aspen_tree", output="default:aspen_leaves 8"})