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V1.07 Tube placement completely reworked
This commit is contained in:
Joachim Stolberg
parent
32ae464862
commit
4a6c4259d3
@ -1,4 +1,4 @@
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# TechPack V1.06
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# TechPack V1.07
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TechPack, a Mining, Crafting, & Farming Modpack for Minetest.
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@ -79,3 +79,4 @@ Gravelsieve optional: moreores, hopper, pipeworks
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- 2018-03-31 V1.04 * Maintenance, minor issues, Unifieddyes support for Color Lamp, Street Lamp added
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- 2018-04-27 V1.05 * Ceiling lamp added, further improvements
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- 2018-06-09 V1.06 * Recipes with API to grinder added
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- 2018-06-17 V1.07 * Tube placement completely reworked
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@ -159,7 +159,7 @@ end
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-- Node construction/destruction functions
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-------------------------------------------------------------------
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-- Add node to the tubelib lists and update the tube surrounding.
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-- Add node to the tubelib lists.
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-- Function determines and returns the node position number,
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-- needed for message communication.
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function tubelib.add_node(pos, name)
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@ -169,8 +169,6 @@ function tubelib.add_node(pos, name)
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pos = pos,
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name = name,
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}
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-- update surrounding tubes
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tubelib.update_tubes(pos)
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return number
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end
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@ -205,10 +203,10 @@ end
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function tubelib.register_node(name, add_names, node_definition)
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tubelib_NodeDef[name] = node_definition
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-- store facedir table for all known node names
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tubelib.knownNodes[name] = true
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tubelib.KnownNodes[name] = true
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Name2Name[name] = name
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for _,n in ipairs(add_names) do
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tubelib.knownNodes[n] = true
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tubelib.KnownNodes[n] = true
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Name2Name[n] = name
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end
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end
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@ -38,6 +38,9 @@ function tubelib.state_button(state)
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return tubelib.StatesImg[tubelib.FAULT]
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end
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-- State string based on button states
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tubelib.states = {"stopped", "running", "standby", "fault"}
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--
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-- 'running' variable States
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@ -11,84 +11,142 @@
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History:
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see init.lua
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Funtions for tube placement/alignment
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]]--
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--[[
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Tubes 1..5 can be placed according to 'param2'.
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The two openings point in the directions 'dir',
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(N=1, E=2, S=3, W=4, D=5, U=6)
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which corresponds to the following tube alignments:
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tube No | param2 | dir | alignment
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--------+--------+-----+-------------
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1 | 0 | N/S | 1*6 + 3 = 9
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1 | 1 | E/W | 2*6 + 4 = 16
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2 | 0 | D/U | 5*6 + 6 = 36
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3 | 0 | S/W | 3*6 + 4 = 22
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3 | 1 | N/W | 1*6 + 4 = 10
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3 | 2 | N/E | 1*6 + 2 = 8
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3 | 3 | E/S | 2*6 + 3 = 15
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4 | 0 | S/D | 3*6 + 5 = 23
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4 | 1 | W/D | 4*6 + 5 = 29
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4 | 2 | N/D | 1*6 + 5 = 11
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4 | 3 | E/D | 2*6 + 5 = 17
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5 | 0 | S/U | 3*6 + 6 = 24
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5 | 1 | W/U | 4*6 + 6 = 30
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5 | 2 | N/U | 1*6 + 6 = 12
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5 | 3 | E/U | 2*6 + 6 = 18
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]]--
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-- debugging
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local P = minetest.pos_to_string
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local MAX_TUBE_LENGTH = 100
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-- Conversion from tube alignment to tube number
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local TubeTypes = {
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0,0,0,0,0,0,1,3,1,3, -- 01-10
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4,5,3,1,3,1,4,5,1,3, -- 11-20
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1,3,4,5,3,1,3,1,4,5, -- 21-30
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2,2,2,2,0,2,2,2,5,2, -- 31-40
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5,0, -- 40-41
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0,0,0,0,0, 0,0,3,1,3, -- 01-10
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4,5,3,1,3, 1,4,5,1,3, -- 11-20
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1,3,4,5,3, 1,3,1,4,5, -- 21-30
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2,2,2,2,0, 2,2,2,5,2, -- 31-40
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5,0, -- 41-42
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}
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local TubeFacedir = {
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0,0,0,0,0,0,0,2,0,1, -- 01-10
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2,2,2,1,3,1,3,3,0,3, -- 11-20
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0,0,0,0,1,1,0,1,1,1, -- 21-30
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0,0,0,0,0,0,0,0,0,0, -- 31-40
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0,0, -- 40-41
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-- Conversion from tube alignment to param2
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local TubeParam2 = {
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0,0,0,0,0, 0,0,2,0,1, -- 01-10
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2,2,2,1,3, 1,3,3,0,3, -- 11-20
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0,0,0,0,1, 1,0,1,1,1, -- 21-30
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0,0,0,0,0, 0,0,0,0,0, -- 31-40
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0,0, -- 41-42
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}
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tubelib.knownNodes = {
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["tubelib:tube1"] = true,
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["tubelib:tube2"] = true,
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["tubelib:tube3"] = true,
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["tubelib:tube4"] = true,
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["tubelib:tube5"] = true,
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["tubelib:tube6"] = true,
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["default:chest_locked"] = true,
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["default:chest"] = true,
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["default:furnace"] = true,
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["default:furnace_active"] = true,
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-- Conversion from tube number/param2 to tube hole dirs (view from the outside)
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local TubeHoles = {
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[10] = {1,3},
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[12] = {1,3},
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[11] = {2,4},
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[13] = {2,4},
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[20] = {5,6},
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[30] = {1,2},
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[31] = {3,2},
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[32] = {3,4},
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[33] = {1,4},
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[40] = {1,6},
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[41] = {2,6},
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[42] = {3,6},
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[43] = {4,6},
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[50] = {1,5},
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[51] = {2,5},
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[52] = {3,5},
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[53] = {4,5},
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}
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-- Localize functions to avoid table lookups (better performance).
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local string_find = string.find
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local minetest_get_meta = minetest.get_meta
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local minetest_get_node = minetest.get_node
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local KnownNodes = tubelib.knownNodes
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local vector_add = vector.add
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local vector_equals = vector.equals
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-- Convertion of 'dir' (view from the outside to inside and vs)
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local Turn180Deg = {3,4,1,2,6,5}
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-- Translate from contact side to facedir
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local SideToFacedir = {B=0, R=1, F=2, L=3, D=4, U=5}
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-- 6D variant of the facedir to dir conversion
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local Facedir2Dir = {[0] =
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local Dir2Offset = {
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{x=0, y=0, z=1},
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{x=1, y=0, z=0},
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{x=0, y=0, z=-1},
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{x=-1, y=0, z=0},
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{x=0, y=-1, z=0},
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{x=0, y=1, z=0},
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{x=0, y=1, z=0}
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}
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-- Determine position from and facedir to the node on the other side or the tubes.
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-- Param pos: my pos
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-- Param npos: neighbor tube pos
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local function remote_node(pos, npos)
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local dest_pos = minetest.string_to_pos(minetest.get_meta(npos):get_string("dest_pos"))
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-- two possible reasons, why dest_pos == pos:
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-- 1) wrong side of a single tube node
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-- 2) node connected with itself. In this case "dest_pos2" is not available
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if dest_pos and vector_equals(dest_pos, pos) then
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local dest_pos2 = minetest.string_to_pos(minetest.get_meta(npos):get_string("dest_pos2"))
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if dest_pos2 == nil then
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local facedir = minetest.get_meta(npos):get_int("facedir")
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return pos, facedir -- node connected with itself
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else
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local facedir2 = minetest.get_meta(npos):get_int("facedir2")
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return dest_pos2, facedir2 -- one tube connection
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end
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else
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local facedir = minetest.get_meta(npos):get_int("facedir")
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return dest_pos, facedir -- multi tube connection
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local TubeNames = {
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["tubelib:tube1"] = true,
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["tubelib:tube2"] = true,
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["tubelib:tube3"] = true,
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["tubelib:tube4"] = true,
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["tubelib:tube5"] = true,
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}
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-- used for registered nodes
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tubelib.KnownNodes = {
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["tubelib:tube1"] = true,
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["tubelib:tube2"] = true,
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["tubelib:tube3"] = true,
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["tubelib:tube4"] = true,
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["tubelib:tube5"] = true,
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}
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-- Convertion of contact side to facedir
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local SideToFacedir = {B=0, R=1, F=2, L=3, D=4, U=5}
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-------------------------------------------------------------------------------
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-- Helper functions
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-------------------------------------------------------------------------------
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local function in_list(list, x)
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for _, v in ipairs(list) do
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if v == x then return true end
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end
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return false
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end
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-- convert 6D-dir to position
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local function dir_to_pos(pos, dir)
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return vector.add(pos, Dir2Offset[dir])
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end
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-- return all 6 relevant surrounding positions
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local function get_6Pos(pos)
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return {
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{x=pos.x , y=pos.y , z=pos.z+1},
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{x=pos.x+1, y=pos.y , z=pos.z },
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{x=pos.x , y=pos.y , z=pos.z-1},
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{x=pos.x-1, y=pos.y , z=pos.z },
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{x=pos.x , y=pos.y-1, z=pos.z },
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{x=pos.x , y=pos.y+1, z=pos.z },
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}
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end
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-- Calculate the facedir to the other node, based on both node positions
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local function dir_to_facedir(my_pos, other_pos)
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@ -97,25 +155,12 @@ local function dir_to_facedir(my_pos, other_pos)
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if my_pos.y > other_pos.y then return 5 else return 4 end
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end
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-------------------------------------------------------------------------------
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-- API functions
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-------------------------------------------------------------------------------
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-- Determine neighbor position and own facedir to the node.
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-- based on own pos and contact side 'B' - 'U'.
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-- Function considers also tube connections.
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function tubelib.get_neighbor_pos(pos, side)
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local facedir = SideToFacedir[side]
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if facedir < 4 then
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local node = minetest_get_node(pos)
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facedir = (facedir + node.param2) % 4
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end
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local npos = vector_add(pos, Facedir2Dir[facedir])
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local node = minetest_get_node(npos)
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if node and string_find(node.name, "tubelib:tube") then
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npos, facedir = remote_node(pos, npos)
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end
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return npos, facedir
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-- The 'oldnode' on 'pos' had two ends and thus two neighbor position.
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local function nodetype_to_pos(pos, node)
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local key = (string.byte(node.name, -1) - 48) * 10 + node.param2
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local pos1 = dir_to_pos(pos, Turn180Deg[TubeHoles[key][1]])
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local pos2 = dir_to_pos(pos, Turn180Deg[TubeHoles[key][2]])
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return pos1, pos2
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end
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-- use Voxel Manipulator to read the node
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@ -126,193 +171,242 @@ function tubelib.read_node_with_vm(pos)
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local param2_data = vm:get_param2_data()
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local area = VoxelArea:new({MinEdge = MinEdge, MaxEdge = MaxEdge})
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return {
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name=minetest.get_name_from_content_id(data[area:index(pos.x, pos.y, pos.z)]),
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name = minetest.get_name_from_content_id(data[area:index(pos.x, pos.y, pos.z)]),
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param2 = param2_data[area:index(pos.x, pos.y, pos.z)]
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}
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end
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local read_node_with_vm = tubelib.read_node_with_vm
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-------------------------------------------------------------------------------
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-- Tube placement
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-------------------------------------------------------------------------------
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-- Return neighbor tubes orientation relative to the given pos.
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local function get_neighbor_tubes_orientation(pos)
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local orientation = 0
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local Nodes = {
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minetest.get_node({x=pos.x , y=pos.y , z=pos.z+1}),
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minetest.get_node({x=pos.x+1, y=pos.y , z=pos.z }),
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minetest.get_node({x=pos.x , y=pos.y , z=pos.z-1}),
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minetest.get_node({x=pos.x-1, y=pos.y , z=pos.z }),
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minetest.get_node({x=pos.x , y=pos.y-1, z=pos.z }),
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minetest.get_node({x=pos.x , y=pos.y+1, z=pos.z }),
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}
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for side,node in ipairs(Nodes) do
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if KnownNodes[node.name] then -- registered node?
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orientation = orientation * 6 + side
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if orientation > 6 then
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break
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end
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end
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end
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return orientation
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end
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local function determine_tube_node(pos)
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local node = minetest.get_node(pos)
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if not string.find(node.name, "tubelib:tube") then
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return nil
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end
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local orientation = get_neighbor_tubes_orientation(pos)
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if orientation > 6 then
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node.name = "tubelib:tube"..TubeTypes[orientation]
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node.param2 = TubeFacedir[orientation]
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return node
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elseif orientation > 0 then
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orientation = orientation * 6 + (((node.param2 + 2) % 4) + 1)
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node.name = "tubelib:tube"..TubeTypes[orientation]
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node.param2 = TubeFacedir[orientation]
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return node
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end
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return nil
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end
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local function update_tube(pos)
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local node = determine_tube_node(pos)
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if node then
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minetest.swap_node(pos, node)
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end
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end
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local OffsTable = {
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{2,0}, -- tube1
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{4,5}, -- tube2
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{2,3}, -- tube3
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{2,4}, -- tube4
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{2,5}, -- tube5
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}
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-- The tube on 'pos1' has two ends and thus two neighbor position.
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-- One is the given 'pos', the other position is returned.
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-- Param mpos: my node position
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-- Param opos: the other tube position
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-- Param node: the tube node
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local function nodetype_to_pos(mpos, opos, node)
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local idx = string.byte(node.name, -1) - 48
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local facedir1 = OffsTable[idx][1]
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local facedir2 = OffsTable[idx][2]
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if facedir1 < 4 then
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facedir1 = (facedir1 + node.param2) % 4
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end
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if facedir2 < 4 then
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facedir2 = (facedir2 + node.param2) % 4
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end
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local dir1 = Facedir2Dir[facedir1]
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local dir2 = Facedir2Dir[facedir2]
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local p1 = vector.add(opos, dir1)
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local p2 = vector.add(opos, dir2)
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if mpos == nil then
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return p1, p2
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elseif vector.equals(p1, mpos) then
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return p2
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else
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return p1
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end
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end
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-- Walk to the other end of the tube line, starting at 'pos1'.
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-- Returns: cnt - number of tube nodes
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-- pos - the peer tube node
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-- pos1 - the destination position, connected with 'pos'
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-- pos1 - the drop position, next after 'pos'
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local function walk_to_peer(pos, pos1)
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local node = minetest.get_node(pos1)
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local pos2
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local cnt = 0
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while string.find(node.name, "tubelib:tube") and cnt < MAX_TUBE_LENGTH do
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pos2 = nodetype_to_pos(pos, pos1, node)
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pos, pos1 = pos1, pos2
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while TubeNames[node.name] and cnt < MAX_TUBE_LENGTH do
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local new_pos1, new_pos2 = nodetype_to_pos(pos1, node)
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if vector.equals(new_pos1, pos) then
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pos = pos1
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pos1 = new_pos2
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elseif vector.equals(new_pos2, pos) then
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pos = pos1
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pos1 = new_pos1
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end
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cnt = cnt + 1
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node = minetest.get_node_or_nil(pos1) or read_node_with_vm(pos1)
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node = minetest.get_node_or_nil(pos1) or tubelib.read_node_with_vm(pos1)
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end
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return cnt, pos, pos1
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end
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-- Update head tubes with peer pos and facedir of the other end
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-- Needed for StackItem exchange.
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local function update_head_tubes(pos)
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local node = minetest.get_node(pos)
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if string.find(node.name, "tubelib:tube") then
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local pos1, pos2 = nodetype_to_pos(nil, pos, node)
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local cnt1, peer1, dest1 = walk_to_peer(pos, pos1)
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local cnt2, peer2, dest2 = walk_to_peer(pos, pos2)
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-- Delete meta data of the peer node
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local function delete_meta_data(pos, node)
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local pos1, pos2 = nodetype_to_pos(pos, node)
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||||
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
|
||||
|
||||
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))
|
||||
|
||||
-------------------------------------------------------------------------------
|
||||
-- Place a tube node
|
||||
-------------------------------------------------------------------------------
|
||||
|
||||
-- always use the smaller number first
|
||||
local function calc_alignment(dir1, dir2)
|
||||
if dir1 < dir2 then
|
||||
return dir1 * 6 + dir2
|
||||
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))
|
||||
return dir2 * 6 + dir1
|
||||
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
|
||||
-- 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, node)
|
||||
local pos1, pos2 = nodetype_to_pos(nil, pos, node)
|
||||
update_head_tubes(pos1)
|
||||
update_head_tubes(pos2)
|
||||
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 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})
|
||||
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 })
|
||||
update_tube( {x=pos.x , y=pos.y , z=pos.z-1})
|
||||
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 })
|
||||
update_tube( {x=pos.x , y=pos.y-1, z=pos.z })
|
||||
update_head_tubes({x=pos.x , y=pos.y-1, z=pos.z })
|
||||
update_tube( {x=pos.x , y=pos.y+1, z=pos.z })
|
||||
update_head_tubes({x=pos.x , y=pos.y+1, z=pos.z })
|
||||
|
||||
-------------------------------------------------------------------------------
|
||||
-- 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 = {
|
||||
-- x1 y1 z1 x2 y2 z2
|
||||
{ -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
|
||||
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[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
|
||||
hidden = 0
|
||||
@ -407,15 +502,11 @@ for idx,pos in ipairs(DirCorrections) do
|
||||
},
|
||||
|
||||
after_place_node = function(pos, placer, itemstack, pointed_thing)
|
||||
if update_surrounding_tubes(pos) == false then
|
||||
after_tube_removed(pos, minetest.get_node(pos))
|
||||
minetest.remove_node(pos)
|
||||
return itemstack
|
||||
end
|
||||
update_tubes(pos, placer:get_look_vertical())
|
||||
end,
|
||||
|
||||
after_dig_node = function(pos, oldnode, oldmetadata, digger)
|
||||
after_tube_removed(pos, oldnode)
|
||||
delete_meta_data(pos, oldnode)
|
||||
end,
|
||||
|
||||
on_rotate = screwdriver.disallow,
|
||||
|
||||
@ -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:mossycobble", output="default:gravel"})
|
||||
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
|
||||
tubelib.add_grinder_recipe({input="group:sand", output="skytest:dust"})
|
||||
tubelib.add_grinder_recipe({input="skytest:dust 12", output="skytest:powder"})
|
||||
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"})
|
||||
|
||||
Loading…
Reference in New Issue
Block a user