forked from VoxeLibre/VoxeLibre
Reorganize
This commit is contained in:
parent
7b7dfd1da3
commit
4b8cb85319
|
|
@ -1130,3 +1130,16 @@ function mcl_util.is_it_christmas()
|
|||
return false
|
||||
end
|
||||
end
|
||||
|
||||
local function table_merge(base, overlay)
|
||||
for k,v in pairs(overlay) do
|
||||
if type(base[k]) == "table" then
|
||||
table_merge(base[k], v)
|
||||
else
|
||||
base[k] = v
|
||||
end
|
||||
end
|
||||
return base
|
||||
end
|
||||
mcl_util.table_merge = table_merge
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,6 @@
|
|||
local vector = vector
|
||||
local mod = mcl_minecarts
|
||||
local table_merge = mcl_util.table_merge
|
||||
|
||||
function mcl_minecarts:get_sign(z)
|
||||
if z == 0 then
|
||||
|
|
@ -67,6 +69,125 @@ function mcl_minecarts:name_from_dir(dir, vertical)
|
|||
end
|
||||
|
||||
|
||||
local north = vector.new( 0, 0, 1); local N = 1
|
||||
local south = vector.new( 0, 0,-1); local S = 2 -- Note: S is overwritten below with the translator
|
||||
local east = vector.new( 1, 0, 0); local E = 4
|
||||
local west = vector.new(-1, 0, 0); local W = 8
|
||||
|
||||
-- Share. Consider moving this to some shared location
|
||||
mod.north = north
|
||||
mod.south = south
|
||||
mod.east = east
|
||||
mod.west = west
|
||||
|
||||
local CONNECTIONS = { north, south, east, west }
|
||||
local HORIZONTAL_STANDARD_RULES = {
|
||||
[N] = { "", 0, mask = N, score = 1 },
|
||||
[S] = { "", 0, mask = S, score = 1 },
|
||||
[N+S] = { "", 0, mask = N+S, score = 2 },
|
||||
|
||||
[E] = { "", 1, mask = E, score = 1 },
|
||||
[W] = { "", 1, mask = W, score = 1 },
|
||||
[E+W] = { "", 1, mask = E+W, score = 2 },
|
||||
}
|
||||
|
||||
local HORIZONTAL_CURVES_RULES = {
|
||||
[N+E] = { "_corner", 3, name = "ne corner", mask = N+E, score = 3 },
|
||||
[N+W] = { "_corner", 2, name = "nw corner", mask = N+W, score = 3 },
|
||||
[S+E] = { "_corner", 0, name = "se corner", mask = S+E, score = 3 },
|
||||
[S+W] = { "_corner", 1, name = "sw corner", mask = S+W, score = 3 },
|
||||
|
||||
[N+E+W] = { "_tee_off", 3, mask = N+E+W, score = 4 },
|
||||
[S+E+W] = { "_tee_off", 1, mask = S+E+W, score = 4 },
|
||||
[N+S+E] = { "_tee_off", 0, mask = N+S+E, score = 4 },
|
||||
[N+S+W] = { "_tee_off", 2, mask = N+S+W, score = 4 },
|
||||
|
||||
[N+S+E+W] = { "_cross", 0, mask = N+S+E+W, score = 5 },
|
||||
}
|
||||
|
||||
table_merge(HORIZONTAL_CURVES_RULES, HORIZONTAL_STANDARD_RULES)
|
||||
local HORIZONTAL_RULES_BY_RAIL_GROUP = {
|
||||
[1] = HORIZONTAL_STANDARD_RULES,
|
||||
[2] = HORIZONTAL_CURVES_RULES,
|
||||
}
|
||||
|
||||
local function check_connection_rule(pos, connections, rule)
|
||||
-- All bits in the mask must be set for the connection to be possible
|
||||
if bit.band(rule.mask,connections) ~= rule.mask then
|
||||
--print("Mask mismatch ("..tostring(rule.mask)..","..tostring(connections)..")")
|
||||
return false
|
||||
end
|
||||
|
||||
-- If there is an allow filter, that mush also return true
|
||||
if rule.allow and rule.allow(rule, connections, pos) then
|
||||
return false
|
||||
end
|
||||
|
||||
return true
|
||||
end
|
||||
mod.check_connection_rules = check_connection_rules
|
||||
|
||||
local function update_rail_connections(pos, update_neighbors)
|
||||
local node = minetest.get_node(pos)
|
||||
local nodedef = minetest.registered_nodes[node.name]
|
||||
if not nodedef._mcl_minecarts then
|
||||
minetest.log("warning", "attemting to rail connect "..node.name)
|
||||
return
|
||||
end
|
||||
|
||||
-- Get the mappings to use
|
||||
local rules = HORIZONTAL_RULES_BY_RAIL_GROUP[nodedef.groups.rail]
|
||||
if nodedef._mcl_minecarts and nodedef._mcl_minecarts.connection_rules then -- Custom connection rules
|
||||
rules = nodedef._mcl_minecarts.connection_rules
|
||||
end
|
||||
if not rules then return end
|
||||
|
||||
-- Horizontal rules, Check for rails on each neighbor
|
||||
local connections = 0
|
||||
for i,dir in ipairs(CONNECTIONS) do
|
||||
local neighbor = vector.add(pos, dir)
|
||||
local node = minetest.get_node(neighbor)
|
||||
local nodedef = minetest.registered_nodes[node.name]
|
||||
|
||||
-- TODO: modify to only allow connections to the ends of rails (direction rules)
|
||||
if (nodedef.groups or {}).rail and nodedef._mcl_minecarts and nodedef._mcl_minecarts.get_next_dir then
|
||||
local diff = vector.direction(neighbor, pos)
|
||||
local next_dir = nodedef._mcl_minecarts.get_next_dir(neighbor, diff, node)
|
||||
if next_dir == diff then
|
||||
connections = connections + bit.lshift(1,i - 1)
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
-- Select the best allowed connection
|
||||
local rule = nil
|
||||
local score = 0
|
||||
for k,r in pairs(rules) do
|
||||
if check_connection_rule(pos, connections, r) then
|
||||
if r.score > score then
|
||||
--print("Best rule so far is "..dump(r))
|
||||
score = r.score
|
||||
rule = r
|
||||
end
|
||||
end
|
||||
end
|
||||
if not rule then return end
|
||||
|
||||
-- Apply the mapping
|
||||
local new_name = nodedef._mcl_minecarts.base_name..rule[1]
|
||||
if new_name ~= node.name or node.param2 ~= rule[2] then
|
||||
print("swapping "..node.name.." for "..new_name..","..tostring(rule[2]).." at "..tostring(pos))
|
||||
node.name = new_name
|
||||
node.param2 = rule[2]
|
||||
minetest.swap_node(pos, node)
|
||||
end
|
||||
|
||||
if rule.after then
|
||||
rule.after(rule, pos, connections)
|
||||
end
|
||||
end
|
||||
mod.update_rail_connections = update_rail_connections
|
||||
|
||||
--[[
|
||||
An array of (u,v,w) positions to check. Actual direction is u * dir + v * right + w * up
|
||||
]]
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
name = mcl_minecarts
|
||||
author = Krock
|
||||
description = Minecarts are vehicles to move players quickly on rails.
|
||||
depends = mcl_title, mcl_explosions, mcl_core, mcl_sounds, mcl_player, mcl_achievements, mcl_chests, mcl_furnaces, mesecons_commandblock, mcl_hoppers, mcl_tnt, mesecons, mcl_entity_invs
|
||||
depends = mcl_title, mcl_explosions, mcl_core, mcl_util, mcl_sounds, mcl_player, mcl_achievements, mcl_chests, mcl_furnaces, mesecons_commandblock, mcl_hoppers, mcl_tnt, mesecons, mcl_entity_invs
|
||||
optional_depends = doc_identifier, mcl_wip
|
||||
|
|
|
|||
|
|
@ -6,6 +6,21 @@ mod.RAIL_GROUPS = {
|
|||
CURVES = 2,
|
||||
}
|
||||
local S = minetest.get_translator(modname)
|
||||
local table_merge = mcl_util.table_merge
|
||||
local check_connection_rules = mod.check_connection_rules
|
||||
local update_rail_connections = mod.update_rail_connections
|
||||
local north = mod.north
|
||||
local south = mod.south
|
||||
local east = mod.east
|
||||
local west = mod.west
|
||||
|
||||
-- Setup shared text
|
||||
local railuse = S(
|
||||
"Place them on the ground to build your railway, the rails will automatically connect to each other and will"..
|
||||
" turn into curves, T-junctions, crossings and slopes as needed."
|
||||
)
|
||||
mod.text = mod.text or {}
|
||||
mod.text.railuse = railuse
|
||||
|
||||
local function drop_railcarts(pos)
|
||||
-- Scan for minecarts in this pos and force them to execute their "floating" check.
|
||||
|
|
@ -44,12 +59,6 @@ local RAIL_DEFAULT_GROUPS = {
|
|||
transport=1
|
||||
}
|
||||
|
||||
local function table_merge(base, overlay)
|
||||
for k,v in pairs(overlay) do
|
||||
base[k] = v
|
||||
end
|
||||
end
|
||||
|
||||
-- Template rail function
|
||||
local function register_rail(itemstring, tiles, def_extras, creative)
|
||||
local groups = table.copy(RAIL_DEFAULT_GROUPS)
|
||||
|
|
@ -68,6 +77,44 @@ local function register_rail(itemstring, tiles, def_extras, creative)
|
|||
table_merge(ndef, def_extras)
|
||||
minetest.register_node(itemstring, ndef)
|
||||
end
|
||||
local BASE_DEF = {
|
||||
_doc_items_usagehelp = railuse,
|
||||
groups = {
|
||||
rail = 1,
|
||||
},
|
||||
drawtype = "nodebox",
|
||||
node_box = {
|
||||
type = "fixed",
|
||||
fixed = {
|
||||
{-8/16, -8/16, -8/16, 8/16, -7/16, 8/15}
|
||||
}
|
||||
},
|
||||
paramtype = "light",
|
||||
paramtype2 = "facedir",
|
||||
}
|
||||
table_merge(BASE_DEF, RAIL_DEFAULTS) -- Merge together old rail values
|
||||
table_merge(BASE_DEF.groups, RAIL_DEFAULT_GROUPS)
|
||||
|
||||
local SLOPED_RAIL_DEF = table.copy(BASE_DEF)
|
||||
table_merge(SLOPED_RAIL_DEF,{
|
||||
drawtype = "mesh",
|
||||
mesh = "sloped_track.obj",
|
||||
collision_box = {
|
||||
type = "fixed",
|
||||
fixed = {
|
||||
{ -0.5, -0.5, -0.5, 0.5, 0.0, 0.5 },
|
||||
{ -0.5, 0.0, 0.0, 0.5, 0.5, 0.5 }
|
||||
}
|
||||
},
|
||||
selection_box = {
|
||||
type = "fixed",
|
||||
fixed = {
|
||||
{ -0.5, -0.5, -0.5, 0.5, 0.0, 0.5 },
|
||||
{ -0.5, 0.0, 0.0, 0.5, 0.5, 0.5 }
|
||||
}
|
||||
}
|
||||
})
|
||||
|
||||
local function register_rail_v2(itemstring, def)
|
||||
assert(def.tiles)
|
||||
|
||||
|
|
@ -75,29 +122,15 @@ local function register_rail_v2(itemstring, def)
|
|||
local craft = def.craft
|
||||
def.craft = nil
|
||||
|
||||
-- Build rail groups
|
||||
local groups = table.copy(RAIL_DEFAULT_GROUPS)
|
||||
if def.groups then table_merge(groups, def.groups) end
|
||||
def.groups = groups
|
||||
|
||||
-- Build the node definition
|
||||
local ndef = {
|
||||
drawtype = "nodebox",
|
||||
node_box = {
|
||||
type = "fixed",
|
||||
fixed = {
|
||||
{-8/16, -8/16, -8/16, 8/16, -7/16, 8/15}
|
||||
}
|
||||
}
|
||||
}
|
||||
table_merge(ndef, RAIL_DEFAULTS)
|
||||
table_merge(ndef, def)
|
||||
-- Merge together the definition with the base definition
|
||||
local ndef = table.copy(def)
|
||||
table_merge(ndef, BASE_DEF)
|
||||
|
||||
-- Add sensible defaults
|
||||
if not ndef.inventory_image then ndef.inventory_image = ndef.tiles[1] end
|
||||
if not ndef.wield_image then ndef.wield_image = ndef.tiles[1] end
|
||||
|
||||
print("registering rail "..itemstring.." with definition: "..dump(ndef))
|
||||
--print("registering rail "..itemstring.." with definition: "..dump(ndef))
|
||||
|
||||
-- Make registrations
|
||||
minetest.register_node(itemstring, ndef)
|
||||
|
|
@ -105,6 +138,146 @@ local function register_rail_v2(itemstring, def)
|
|||
end
|
||||
mod.register_rail = register_rail_v2
|
||||
|
||||
local function rail_dir_straight(pos, dir, node)
|
||||
if node.param2 == 0 or node.param2 == 2 then
|
||||
if vector.equals(dir, north) then
|
||||
return north
|
||||
else
|
||||
return south
|
||||
end
|
||||
else
|
||||
if vector.equals(dir,east) then
|
||||
return east
|
||||
else
|
||||
return west
|
||||
end
|
||||
end
|
||||
end
|
||||
local function rail_dir_curve(pos, dir, node)
|
||||
if node.param2 == 0 then
|
||||
-- South and East
|
||||
if vector.equals(dir, south) then return south end
|
||||
if vector.equals(dir, north) then return east end
|
||||
if vector.equals(dir, west) then return south end
|
||||
if vector.equals(dir, east) then return east end
|
||||
elseif node.param2 == 1 then
|
||||
-- South and West
|
||||
if vector.equals(dir, south) then return south end
|
||||
if vector.equals(dir, north) then return west end
|
||||
if vector.equals(dir, west) then return west end
|
||||
if vector.equals(dir, east) then return south end
|
||||
elseif node.param2 == 2 then
|
||||
-- North and West
|
||||
if vector.equals(dir, south) then return west end
|
||||
if vector.equals(dir, north) then return north end
|
||||
if vector.equals(dir, west) then return west end
|
||||
if vector.equals(dir, east) then return north end
|
||||
elseif node.param2 == 3 then
|
||||
-- North and East
|
||||
if vector.equals(dir, south) then return east end
|
||||
if vector.equals(dir, north) then return north end
|
||||
if vector.equals(dir, west) then return north end
|
||||
if vector.equals(dir, east) then return east end
|
||||
end
|
||||
end
|
||||
|
||||
local function rail_dir_cross(pos, dir, node)
|
||||
-- Always continue in the same direction. No direction changes allowed
|
||||
return dir
|
||||
end
|
||||
|
||||
-- Now get the translator after we have finished using S for other things
|
||||
local S = minetest.get_translator(modname)
|
||||
mod.text = mod.text or {}
|
||||
mod.text.railuse = railuse
|
||||
local BASE_DEF = {
|
||||
description = S("New Rail"), -- Temporary name to make debugging easier
|
||||
_tt_help = S("Track for minecarts"),
|
||||
_doc_items_longdesc = S("Rails can be used to build transport tracks for minecarts. Normal rails slightly slow down minecarts due to friction."),
|
||||
groups = {
|
||||
rail = mod.RAIL_GROUPS.CURVES,
|
||||
},
|
||||
after_place_node = function(pos, placer, itemstack, pointed_thing)
|
||||
update_rail_connections(pos, true)
|
||||
end,
|
||||
}
|
||||
local function register_curves_rail(base_name, tiles, def)
|
||||
def = def or {}
|
||||
local base_def = table.copy(BASE_DEF)
|
||||
table_merge(base_def,{
|
||||
_mcl_minecarts = { base_name = base_name },
|
||||
drop = base_name,
|
||||
})
|
||||
table_merge(base_def, def)
|
||||
|
||||
-- Register the base node
|
||||
mod.register_rail(base_name, table_merge(table.copy(base_def),{
|
||||
tiles = { tiles[1] },
|
||||
_mcl_minecarts = {
|
||||
get_next_dir = rail_dir_straight
|
||||
}
|
||||
}))
|
||||
BASE_DEF.craft = nil
|
||||
|
||||
-- Corner variants
|
||||
mod.register_rail(base_name.."_corner", table_merge(table.copy(base_def),{
|
||||
tiles = { tiles[2] },
|
||||
_mcl_minecarts = {
|
||||
get_next_dir = rail_dir_curve,
|
||||
},
|
||||
groups = {
|
||||
not_in_creative_inventory = 1,
|
||||
},
|
||||
}))
|
||||
|
||||
-- Tee variants
|
||||
mod.register_rail(base_name.."_tee_off", table_merge(table.copy(base_def),{
|
||||
tiles = { tiles[3] },
|
||||
groups = {
|
||||
not_in_creative_inventory = 1,
|
||||
},
|
||||
mesecons = {
|
||||
effector = {
|
||||
action_on = function(pos, node)
|
||||
local new_node = {name = base_name.."_tee_on", param2 = node.param2}
|
||||
minetest.swap_node(pos, new_node)
|
||||
end,
|
||||
rules = mesecon.rules.alldirs,
|
||||
}
|
||||
}
|
||||
}))
|
||||
mod.register_rail(base_name.."_tee_on", table_merge(table.copy(base_def),{
|
||||
tiles = { tiles[4] },
|
||||
groups = {
|
||||
not_in_creative_inventory = 1,
|
||||
},
|
||||
mesecons = {
|
||||
effector = {
|
||||
action_off = function(pos, node)
|
||||
local new_node = {name = base_name.."_tee_off", param2 = node.param2}
|
||||
minetest.swap_node(pos, new_node)
|
||||
end,
|
||||
rules = mesecon.rules.alldirs,
|
||||
}
|
||||
}
|
||||
}))
|
||||
mod.register_rail_sloped(base_name.."_sloped", table_merge(table.copy(base_def),{
|
||||
description = S("Sloped Rail"), -- Temporary name to make debugging easier
|
||||
_mcl_minecarts = {
|
||||
get_next_dir = rail_dir_cross,
|
||||
},
|
||||
tiles = { tiles[1] },
|
||||
}))
|
||||
|
||||
-- Cross variant
|
||||
mod.register_rail(base_name.."_cross", table_merge(table.copy(base_def),{
|
||||
tiles = { tiles[5] },
|
||||
groups = {
|
||||
not_in_creative_inventory = 1,
|
||||
},
|
||||
}))
|
||||
end
|
||||
mod.register_curves_rail = register_curves_rail
|
||||
|
||||
local function register_rail_sloped(itemstring, def)
|
||||
assert(def.tiles)
|
||||
|
|
@ -115,32 +288,14 @@ local function register_rail_sloped(itemstring, def)
|
|||
def.groups = groups
|
||||
|
||||
-- Build the node definition
|
||||
local ndef = table.copy(RAIL_DEFAULTS)
|
||||
table_merge(ndef,{
|
||||
drawtype = "mesh",
|
||||
mesh = "sloped_track.obj",
|
||||
collision_box = {
|
||||
type = "fixed",
|
||||
fixed = {
|
||||
{ -0.5, -0.5, -0.5, 0.5, 0.0, 0.5 },
|
||||
{ -0.5, 0.0, 0.0, 0.5, 0.5, 0.5 }
|
||||
}
|
||||
},
|
||||
selection_box = {
|
||||
type = "fixed",
|
||||
fixed = {
|
||||
{ -0.5, -0.5, -0.5, 0.5, 0.0, 0.5 },
|
||||
{ -0.5, 0.0, 0.0, 0.5, 0.5, 0.5 }
|
||||
}
|
||||
}
|
||||
})
|
||||
local ndef = table.copy(SLOPED_RAIL_DEF)
|
||||
table_merge(ndef, def)
|
||||
|
||||
-- Add sensible defaults
|
||||
if not ndef.inventory_image then ndef.inventory_image = ndef.tiles[1] end
|
||||
if not ndef.wield_image then ndef.wield_image = ndef.tiles[1] end
|
||||
|
||||
print("registering sloped rail "..itemstring.." with definition: "..dump(ndef))
|
||||
--print("registering sloped rail "..itemstring.." with definition: "..dump(ndef))
|
||||
|
||||
-- Make registrations
|
||||
minetest.register_node(itemstring, ndef)
|
||||
|
|
@ -148,14 +303,6 @@ local function register_rail_sloped(itemstring, def)
|
|||
end
|
||||
mod.register_rail_sloped = register_rail_sloped
|
||||
|
||||
-- Setup shared text
|
||||
local railuse = S(
|
||||
"Place them on the ground to build your railway, the rails will automatically connect to each other and will"..
|
||||
" turn into curves, T-junctions, crossings and slopes as needed."
|
||||
)
|
||||
mod.text = mod.text or {}
|
||||
mod.text.railuse = railuse
|
||||
|
||||
-- Register rails
|
||||
dofile(modpath.."/rails/standard.lua")
|
||||
|
||||
|
|
@ -189,6 +336,23 @@ register_rail("mcl_minecarts:rail",
|
|||
_doc_items_usagehelp = railuse,
|
||||
}
|
||||
)
|
||||
mod.register_curves_rail("mcl_minecarts:rail_v2", {
|
||||
"default_rail.png",
|
||||
"default_rail_curved.png",
|
||||
"default_rail_t_junction.png",
|
||||
"default_rail_t_junction_on.png",
|
||||
"default_rail_crossing.png"
|
||||
},{
|
||||
craft = {
|
||||
output = "mcl_minecarts:rail_v2 16",
|
||||
recipe = {
|
||||
{"mcl_core:iron_ingot", "", "mcl_core:iron_ingot"},
|
||||
{"mcl_core:iron_ingot", "mcl_core:stick", "mcl_core:iron_ingot"},
|
||||
{"mcl_core:iron_ingot", "", "mcl_core:iron_ingot"},
|
||||
}
|
||||
},
|
||||
})
|
||||
|
||||
|
||||
-- Powered rail (off = brake mode)
|
||||
register_rail("mcl_minecarts:golden_rail",
|
||||
|
|
|
|||
|
|
@ -1,285 +0,0 @@
|
|||
local modname = minetest.get_current_modname()
|
||||
local modpath = minetest.get_modpath(modname)
|
||||
local mod = mcl_minecarts
|
||||
|
||||
-- This is a candidate for adding to mcl_util
|
||||
local function table_merge(base, overlay)
|
||||
for k,v in pairs(overlay) do
|
||||
if type(base[k]) == "table" then
|
||||
table_merge(base[k], v)
|
||||
else
|
||||
base[k] = v
|
||||
end
|
||||
end
|
||||
return base
|
||||
end
|
||||
|
||||
local north = vector.new( 0, 0, 1); local N = 1
|
||||
local south = vector.new( 0, 0,-1); local S = 2 -- Note: S is overwritten below with the translator
|
||||
local east = vector.new( 1, 0, 0); local E = 4
|
||||
local west = vector.new(-1, 0, 0); local W = 8
|
||||
|
||||
local CONNECTIONS = { north, south, east, west }
|
||||
local HORIZONTAL_STANDARD_RULES = {
|
||||
[N] = { "", 0, mask = N, score = 1 },
|
||||
[S] = { "", 0, mask = S, score = 1 },
|
||||
[N+S] = { "", 0, mask = N+S, score = 2 },
|
||||
|
||||
[E] = { "", 1, mask = E, score = 1 },
|
||||
[W] = { "", 1, mask = W, score = 1 },
|
||||
[E+W] = { "", 1, mask = E+W, score = 2 },
|
||||
}
|
||||
|
||||
local HORIZONTAL_CURVES_RULES = {
|
||||
[N+E] = { "_corner", 3, name = "ne corner", mask = N+E, score = 3 },
|
||||
[N+W] = { "_corner", 2, name = "nw corner", mask = N+W, score = 3 },
|
||||
[S+E] = { "_corner", 0, name = "se corner", mask = S+E, score = 3 },
|
||||
[S+W] = { "_corner", 1, name = "sw corner", mask = S+W, score = 3 },
|
||||
|
||||
[N+E+W] = { "_tee_off", 3, mask = N+E+W, score = 4 },
|
||||
[S+E+W] = { "_tee_off", 1, mask = S+E+W, score = 4 },
|
||||
[N+S+E] = { "_tee_off", 0, mask = N+S+E, score = 4 },
|
||||
[N+S+W] = { "_tee_off", 2, mask = N+S+W, score = 4 },
|
||||
|
||||
[N+S+E+W] = { "_cross", 0, mask = N+S+E+W, score = 5 },
|
||||
}
|
||||
|
||||
table_merge(HORIZONTAL_CURVES_RULES, HORIZONTAL_STANDARD_RULES)
|
||||
local HORIZONTAL_RULES_BY_RAIL_GROUP = {
|
||||
[1] = HORIZONTAL_STANDARD_RULES,
|
||||
[2] = HORIZONTAL_CURVES_RULES,
|
||||
}
|
||||
|
||||
local function check_connection_rule(pos, connections, rule)
|
||||
-- All bits in the mask must be set for the connection to be possible
|
||||
if bit.band(rule.mask,connections) ~= rule.mask then
|
||||
--print("Mask mismatch ("..tostring(rule.mask)..","..tostring(connections)..")")
|
||||
return false
|
||||
end
|
||||
|
||||
-- If there is an allow filter, that mush also return true
|
||||
if rule.allow and rule.allow(rule, connections, pos) then
|
||||
return false
|
||||
end
|
||||
|
||||
return true
|
||||
end
|
||||
|
||||
local function update_rail_connections(pos, update_neighbors)
|
||||
local node = minetest.get_node(pos)
|
||||
local nodedef = minetest.registered_nodes[node.name]
|
||||
if not nodedef._mcl_minecarts then
|
||||
minetest.log("warning", "attemting to rail connect "..node.name)
|
||||
return
|
||||
end
|
||||
|
||||
-- Get the mappings to use
|
||||
local rules = HORIZONTAL_RULES_BY_RAIL_GROUP[nodedef.groups.rail]
|
||||
if nodedef._mcl_minecarts and nodedef._mcl_minecarts.connection_rules then -- Custom connection rules
|
||||
rules = nodedef._mcl_minecarts.connection_rules
|
||||
end
|
||||
if not rules then return end
|
||||
|
||||
-- Horizontal rules, Check for rails on each neighbor
|
||||
local connections = 0
|
||||
for i,dir in ipairs(CONNECTIONS) do
|
||||
local neighbor = vector.add(pos, dir)
|
||||
local node = minetest.get_node(neighbor)
|
||||
local nodedef = minetest.registered_nodes[node.name]
|
||||
|
||||
-- TODO: modify to only allow connections to the ends of rails (direction rules)
|
||||
if (nodedef.groups or {}).rail and nodedef._mcl_minecarts and nodedef._mcl_minecarts.get_next_dir then
|
||||
local diff = vector.direction(neighbor, pos)
|
||||
local next_dir = nodedef._mcl_minecarts.get_next_dir(neighbor, diff, node)
|
||||
if next_dir == diff then
|
||||
connections = connections + bit.lshift(1,i - 1)
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
-- Select the best allowed connection
|
||||
local rule = nil
|
||||
local score = 0
|
||||
for k,r in pairs(rules) do
|
||||
if check_connection_rule(pos, connections, r) then
|
||||
if r.score > score then
|
||||
--print("Best rule so far is "..dump(r))
|
||||
score = r.score
|
||||
rule = r
|
||||
end
|
||||
end
|
||||
end
|
||||
if not rule then return end
|
||||
|
||||
-- Apply the mapping
|
||||
local new_name = nodedef._mcl_minecarts.base_name..rule[1]
|
||||
if new_name ~= node.name or node.param2 ~= rule[2] then
|
||||
print("swapping "..node.name.." for "..new_name..","..tostring(rule[2]).." at "..tostring(pos))
|
||||
node.name = new_name
|
||||
node.param2 = rule[2]
|
||||
minetest.swap_node(pos, node)
|
||||
end
|
||||
|
||||
if rule.after then
|
||||
rule.after(rule, pos, connections)
|
||||
end
|
||||
end
|
||||
mod.update_rail_connections = update_rail_connections
|
||||
|
||||
local function rail_dir_straight(pos, dir, node)
|
||||
if node.param2 == 0 or node.param2 == 2 then
|
||||
if vector.equals(dir, north) then
|
||||
return north
|
||||
else
|
||||
return south
|
||||
end
|
||||
else
|
||||
if vector.equals(dir,east) then
|
||||
return east
|
||||
else
|
||||
return west
|
||||
end
|
||||
end
|
||||
end
|
||||
local function rail_dir_curve(pos, dir, node)
|
||||
if node.param2 == 0 then
|
||||
-- South and East
|
||||
if vector.equals(dir, south) then return south end
|
||||
if vector.equals(dir, north) then return east end
|
||||
if vector.equals(dir, west) then return south end
|
||||
if vector.equals(dir, east) then return east end
|
||||
elseif node.param2 == 1 then
|
||||
-- South and West
|
||||
if vector.equals(dir, south) then return south end
|
||||
if vector.equals(dir, north) then return west end
|
||||
if vector.equals(dir, west) then return west end
|
||||
if vector.equals(dir, east) then return south end
|
||||
elseif node.param2 == 2 then
|
||||
-- North and West
|
||||
if vector.equals(dir, south) then return west end
|
||||
if vector.equals(dir, north) then return north end
|
||||
if vector.equals(dir, west) then return west end
|
||||
if vector.equals(dir, east) then return north end
|
||||
elseif node.param2 == 3 then
|
||||
-- North and East
|
||||
if vector.equals(dir, south) then return east end
|
||||
if vector.equals(dir, north) then return north end
|
||||
if vector.equals(dir, west) then return north end
|
||||
if vector.equals(dir, east) then return east end
|
||||
end
|
||||
end
|
||||
|
||||
local function rail_dir_cross(pos, dir, node)
|
||||
-- Always continue in the same direction. No direction changes allowed
|
||||
return dir
|
||||
end
|
||||
-- Now get the translator after we have finished using S for other things
|
||||
local S = minetest.get_translator(modname)
|
||||
local BASE_DEF = {
|
||||
description = S("New Rail"), -- Temporary name to make debugging easier
|
||||
_tt_help = S("Track for minecarts"),
|
||||
_doc_items_longdesc = S("Rails can be used to build transport tracks for minecarts. Normal rails slightly slow down minecarts due to friction."),
|
||||
_doc_items_usagehelp = mod.text.railuse,
|
||||
groups = {
|
||||
rail = mod.RAIL_GROUPS.CURVES,
|
||||
},
|
||||
paramtype = "light",
|
||||
paramtype2 = "facedir",
|
||||
after_place_node = function(pos, placer, itemstack, pointed_thing)
|
||||
update_rail_connections(pos, true)
|
||||
end,
|
||||
}
|
||||
local function register_curves_rail(base_name, tiles, def)
|
||||
def = def or {}
|
||||
local base_def = table.copy(BASE_DEF)
|
||||
table_merge(base_def,{
|
||||
_mcl_minecarts = { base_name = base_name },
|
||||
drop = base_name,
|
||||
})
|
||||
table_merge(base_def, def)
|
||||
|
||||
-- Register the base node
|
||||
mod.register_rail(base_name, table_merge(table.copy(base_def),{
|
||||
tiles = { tiles[1] },
|
||||
_mcl_minecarts = {
|
||||
get_next_dir = rail_dir_straight
|
||||
}
|
||||
}))
|
||||
BASE_DEF.craft = nil
|
||||
|
||||
-- Corner variants
|
||||
mod.register_rail(base_name.."_corner", table_merge(table.copy(base_def),{
|
||||
tiles = { tiles[2] },
|
||||
_mcl_minecarts = {
|
||||
get_next_dir = rail_dir_curve,
|
||||
},
|
||||
groups = {
|
||||
not_in_creative_inventory = 1,
|
||||
},
|
||||
}))
|
||||
|
||||
-- Tee variants
|
||||
mod.register_rail(base_name.."_tee_off", table_merge(table.copy(base_def),{
|
||||
tiles = { tiles[3] },
|
||||
groups = {
|
||||
not_in_creative_inventory = 1,
|
||||
},
|
||||
mesecons = {
|
||||
effector = {
|
||||
action_on = function(pos, node)
|
||||
local new_node = {name = base_name.."_tee_on", param2 = node.param2}
|
||||
minetest.swap_node(pos, new_node)
|
||||
end,
|
||||
rules = mesecon.rules.alldirs,
|
||||
}
|
||||
}
|
||||
}))
|
||||
mod.register_rail(base_name.."_tee_on", table_merge(table.copy(base_def),{
|
||||
tiles = { tiles[4] },
|
||||
groups = {
|
||||
not_in_creative_inventory = 1,
|
||||
},
|
||||
mesecons = {
|
||||
effector = {
|
||||
action_off = function(pos, node)
|
||||
local new_node = {name = base_name.."_tee_off", param2 = node.param2}
|
||||
minetest.swap_node(pos, new_node)
|
||||
end,
|
||||
rules = mesecon.rules.alldirs,
|
||||
}
|
||||
}
|
||||
}))
|
||||
mod.register_rail_sloped(base_name.."_sloped", table_merge(table.copy(base_def),{
|
||||
description = S("Sloped Rail"), -- Temporary name to make debugging easier
|
||||
_mcl_minecarts = {
|
||||
get_next_dir = rail_dir_cross,
|
||||
},
|
||||
tiles = { tiles[1] },
|
||||
}))
|
||||
|
||||
-- Cross variant
|
||||
mod.register_rail(base_name.."_cross", table_merge(table.copy(base_def),{
|
||||
tiles = { tiles[5] },
|
||||
groups = {
|
||||
not_in_creative_inventory = 1,
|
||||
},
|
||||
}))
|
||||
end
|
||||
mod.register_curves_rail = register_curves_rail
|
||||
register_curves_rail("mcl_minecarts:rail_v2", {
|
||||
"default_rail.png",
|
||||
"default_rail_curved.png",
|
||||
"default_rail_t_junction.png",
|
||||
"default_rail_t_junction_on.png",
|
||||
"default_rail_crossing.png"
|
||||
},{
|
||||
craft = {
|
||||
output = "mcl_minecarts:rail_v2 16",
|
||||
recipe = {
|
||||
{"mcl_core:iron_ingot", "", "mcl_core:iron_ingot"},
|
||||
{"mcl_core:iron_ingot", "mcl_core:stick", "mcl_core:iron_ingot"},
|
||||
{"mcl_core:iron_ingot", "", "mcl_core:iron_ingot"},
|
||||
}
|
||||
},
|
||||
})
|
||||
|
||||
Loading…
Reference in New Issue